Đồ án nghiên cứu chế tạo vật liệu có khả năng hấp thụ dầu

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§å ¸n nghiªn cøu tèt nghiÖp Ph¹m V¨n Nam  Líp HD2-k46 Trêng §H B¸ch Khoa Hµ Néi 1 Nghiên cu chế to vt liu có kh năng hp th du Môc lôc Më ®Çu ................................................................................. ........ 4  Ch¬ng I: Tæng quan .......................................................... 6  I– T×nh h×nh « nhiÔm dÇu vµ c¸c biÖn ph¸p kh¾c phôc ........................ 6  1- Ph¬ng ph¸p c¬ häc  .......................................................................... 7  a - Phao gi÷ dÇu (booms) . ................................................................... 7  b - M¸y hót dÇu (skimmer) ............. ...................................................... 7  c - ChÊt hÊp thô .................................................................................. 7  2- Ph¬ng ph¸p ho¸ häc  ........................................................................ 8  3- Ph¬ng ph¸p vËt lý  .................................. ..................................... ..... 8  4- Ph¬ng ph¸p sinh häc  ....................................................................... 8  II- §Æc ®iÓm cña vËt liÖu polyme hÊp thô dÇu....... ................................ 9  III - CÊu t¹o vµ tÝnh chÊt cña polyme hÊp thô dÇu .................. ............ 10  IV- Ph¬ng ph¸p tæng hîp vËt liÖu cao ph©n tö ................................... 12  IV.1- ph¶n øng trïng hîp vµ c¸c yÕu tè ¶nh hëng............................. 12  1- Ph¶n øng trïng hîp ............................................................................ 1 2  a- Ph¶n øng trïng hîp gèc ................................................................. 12 b- §éng häc cña qu¸ tr×nh trïng hîp gèc tù do ................................. 14 c- Mét sè yÕu tè chñ yÕu ¶nh hëng lªn qu¸ tr×nh trïng hîp gèc ...... 15 2- C¸c ph¬ng ph¸p tiÕn hµnh ph¶n øng trïng hîp ................... ............ 16  a-  Trïng hîp khèi ............................................................................. 16  b-  Trïng hîp dung dÞch .................................................................... 17  WWW.DAYKEMQUYNHON.UCOZ.COM WWW.FACEBOOK.COM/DAYKEM.QUYNHON

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei1

Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

Mocircc locircc

Meuml regCcedilu 4

Chminusnotng I Taeligng quan 6

Indash Ttimesnh htimesnh laquo nhiOcircm dCcedilu vmicro ccedilc biOumln phcedilp khfrac34c phocircc 6

1- Phminusnotng phcedilp cnot haumlc 7

a - Phao gidivide dCcedilu (booms) 7

b - Mcedily hoacutet dCcedilu (skimmer) 7

c - ChEcirct hEcircp thocirc 7

2- Phminusnotng phcedilp hocedil haumlc 8

3- Phminusnotng phcedilp vEumlt lyacute 8

4- Phminusnotng phcedilp sinh haumlc 8

II- sectAEligc regiOacutem cntildea vEumlt liOumlu polyme hEcircp thocirc dCcedilu 9

III - CEcircu tsup1o vmicro tYacutenh chEcirct cntildea polyme hEcircp thocirc dCcedilu 10

IV- Phminusnotng phcedilp taeligng hicircp vEumlt liOumlu cao phcopyn touml 12

IV1- phparan oslashng triumlng hicircp vmicro ccedilc yOtildeu tegrave paranh hminuseumlng 12

1- Phparan oslashng triumlng hicircp 12

a- Phparan oslashng triumlng hicircp gegravec 12

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do 14

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec 15

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp 16

a- Triumlng hicircp khegravei 16

b- Triumlng hicircp dung dTHORNch 17

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei2

c- Triumlng hicircp nhograve tminusnotng 17

d- Triumlng hicircp huyOgraven phiuml 17

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat 19

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4) 23

1 Giiacutei thiOumlu chung 23

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde 25

a- Phminusnotng phcedilp nghiOgraven cnot haumlc 25

b- Phminusnotng phcedilp oxy hocedil 25

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde 26

d- Phminusnotng phcedilp regaringng kOtildet tntildea 27

3 Phminusnotng phcedilp hosup1t hocedil hsup1t nano sfrac34t totilde Fe3O4 28

4 VEumlt liOumlu nano compozit souml docircng trong hEcircp thocirc dCcedilu 28

a- Giiacutei thiOumlu vEumlt liOumlu nano compozit hEcircp thocirc dCcedilu 28

b- ChOtilde tsup1o vEumlt liOumlu nano compozit 29

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme 31

cHbrvbaryenNG II THugraveC nghiOumlm 32

I Hocedil chEcirct docircng cocirc 32

I1 Hocedil chEcirct 32

I2 Docircng cocirc 32

II Phminusnotng phcedilp tiOtilden hmicronh 32

II1- sectaringng triumlng hicircp (St) vmicro (LMA) 32

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme 34

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcedilu 35

KOtildet qupara vmicro thparao luEumln 36

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat 36

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei3

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng

hicircp 36

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

37

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp 38

4- paranh hminuseumlng cntildea tucirc lOuml styren laurylmetacrylat regOtilden qucedil trtimesnh regaringng triumlng

hicircp 39

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme 40

1- paranh hminuseumlng cntildea tucirc lOuml monome 40

2- paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei 41

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu 42

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc

nhau 43

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicrokhlaquong catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei toluen) 44

KOtildet luEumln 45

KOtildet qupara rego phaelig haringng ngosup1i 46

Lecirci cparam notn 49

Tmicroi liOumlu tham khparao 55

KOtildet qupara chocircp SEM cntildea polyme catilde vmicro khlaquong catilde

sfrac34t totilde 50

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei4

Meuml regCcedilu

laquo nhiOcircm mlaquoi trminusecircng trordfn thOtilde giiacutei vmicro trong nminusiacutec ngmicroy cmicrong trCcedilm traumlng

ccedilc hosup1t regeacuteng cntildea lomicroi ngminusecirci regmiddot dCcediln phcedil huucirc mlaquoi sinh mlaquoi trminusecircng xung

quanh choacuteng ta VEcircn regOgrave laquo nhiOcircm do rszlig rOslash dCcedilu vmicro regAEligc biOumlt lmicro ccedilc vocirc trmicron dCcedilu

regfrac34m tmicrou lmicro thparam cparanh viacutei ccedilc sinh vEumlt biOacuten Trong lUumlnh vugravec xouml lyacute ccedilc laquo nhiOcircm

nguaringn nminusiacutec do dCcedilu gcopyy ra thtimes viOumlc tcedilch dCcedilu ra khaacutei nminusiacutec lmicro claquong viOumlc chntilde yOtildeu

Trordfn thOtilde giiacutei regmiddot catilde ccedilc nghiordfn coslashu vOgrave ccedilc vEumlt liOumlu oslashng docircng trong viOumlc nmicroy

nhminus silic dioxit than hosup1t tYacutenh beacutet giEcircy sicirci polypropylene Meacutet trongnhdivideng vEumlt liOumlu regminusicircc souml docircng lmicro sparan phEgravem cntildea phparan oslashng regaringng triumlng hicircp vinyl

monome catilde choslasha ccedilc nhatildem kTHORN nminusiacutec nhminus butyl methacrylat lauryl

methacylatHay dEacuten xuEcirct cntildea vszligng thnotm thlaquong qua phparan oslashng triumlng hicircp

hoAEligc regaringng triumlng hicircp Ccedilc sparan phEgravem nmicroy khlaquong chOslash catilde tcedilc docircng hEcircp thocirc dCcedilu

mmicro cszlign regminusicircc oslashng docircng reacuteng rmiddoti trong nlaquong nghiOumlp y tOtilde vmicro nhiOgraveu ngmicronh claquong

nghiOumlp khcedilc

sectAEligc biOumlt trong nhdivideng numlm gCcediln regcopyy ciumlng viacutei sugrave phcedilt triOacuten cntildea claquong nghOuml

nano nhiOgraveu losup1i vEumlt liOumlu miacutei ra regecirci viacutei ccedilc tYacutenh chEcirct naeligi treacutei hoAEligc thay regaeligi

hfrac14n so viacutei dsup1ng mEacuteu khegravei cntildea vEumlt liOumlu tminusnotng oslashng NhiOgraveu nhmicro khoa haumlc regmiddot

nghiordfn coslashu vmicro thEcircy rraquong khi tiOtilden hmicronh triumlng hicircp hay regaringng triumlng hicircp ccedilc

monome catilde nhatildem kTHORN nminusiacutec khi catilde mAEligt ccedilc hsup1t sfrac34t totilde thtimes hiOumlu qupara hEcircp thocirc dCcedilu

tumlng lordfn rEcirct regcedilng kOacute Hnotn ndividea sugrave catilde mAEligt cntildea sfrac34t totilde trong polyme sIuml lmicrom dOcirc

dmicrong hnotn viOumlc thu haringi ccedilc sparan phEgravem polyme sau khi regmiddot hEcircp thocirc dCcedilu ViOumlc

taeligng hicircp viacutei ccedilc kYacutech thminusiacutec nano cograveng lmicro meacutet trong nhdivideng neacutei dung cntildea regaring

cediln khi euml kYacutech cigrave nano ccedilc hiOumlu oslashng bOgrave mAEligt tumlng lordfn rEcirct regcedilng kOacute vtimes theo meacutet

segrave tmicroi liOumlu thtimes sugrave catilde mAEligt cntildea hsup1t nano sfrac34t totilde lmicrom khpara numlng hEcircp thocirc dCcedilu sIuml tumlng

lordfn ChYacutenh vtimes vEumly trong luEumln vumln nmicroy choacuteng tlaquoi tiOtilden hmicronh regaringng triumlng hicircp

lauryl methacrylat viacutei styren catilde mAEligt cntildea chEcirct tsup1o lminusiacutei vmicro ccedilc hsup1t nano sfrac34t totilde

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei5

nhraquom tsup1o ra meacutet vEumlt liOumlu miacutei catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc thu haringi sau khi

xouml lyacute mlaquoi trminusecircng

ViOumlc chOtilde tsup1o vEumlt liOumlu nmicroy sIuml meuml cho choacuteng tlaquoi meacutet hminusiacuteng miacutei trong

nghiordfn coslashu oslashng docircng trong thugravec tiOcircn meacutet vEcircn regOgrave mmicro viacutei nminusiacutec ta regang lmicro

nhdivideng boslashc xoacutec nhEcirct

Neacutei dung vmicro phsup1m vi cntildea vEcircn regOgrave sIuml regi scopyu nghiordfn coslashu giparai quyOtildet vmicro

triOacuten vaumlng sIuml regsup1t regminusicircc

+ Nghiordfn coslashu regeacuteng haumlc cntildea qucedil trtimesnh regaringng triumlng hicircp lauryl methacrylatstyren viacutei sugrave catilde mAEligt cntildea ccedilc chEcirct tsup1o lminusiacutei vmicro ccedilc hsup1t nano sfrac34t totilde ccedilc yOtildeu tegrave

paranh hminuseumlng nhminus nhiOumlt regeacute cedilp suEcirct tucirc lOuml ccedilc cEcircu touml tham gia phparan oslashng ccedilc chEcirct

xoacutec tcedilc chEcirct khnoti mmicroo Totilde regatilde ttimesm ra regminusicircc phminusnotng phcedilp taeligng hicircp hiOumlu qupara

nhEcirct cho qucedil trtimesnh taeligng hicircp

+ Nghiordfn coslashu taeligng hicircp ccedilc hsup1t nano sfrac34t totilde braquong ccedilc phminusnotng phcedilp

- phminusnotng phcedilp nghiOgraven

- phminusnotng phcedilp oxy hocedil

- phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

- Phminusnotng phcedilp regaringng kOtildet tntildea

+ Hosup1t hocedil bOgrave mAEligt sfrac34t totilde braquong axit oleic

+ ChOtilde tsup1o vEumlt liOumlu nano compozit sfrac34t totilde oslashng docircng trong xouml lyacute dCcedilukhparao scedilt ccedilc paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea ccedilc yOtildeu tegrave nhminus tucirc lOuml monome hmicrom lminusicircng chEcirct khnoti

mmicroo hmicrom lminusicircng chEcirct tsup1o lminusiacutei thecirci gian triumlng hicircp

+ Nghiordfn coslashu khparao scedilt khpara numlng hEcircp thocirc dCcedilu (khpara numlng trminusnotng trong

dCcedilu) cntildea vEumlt liOumlu taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei6

Chminusnotng I Taeligng quan

Indash Ttimesnh htimesnh laquo nhiOcircm dCcedilu vmicro ccedilc biOumln phcedilp khfrac34c phocircc

HiOumln tminusicircng dCcedilu trmicron lmicro nguyordfn nhcopyn lmicrom cho mlaquoi trminusecircng treuml nordfn laquo

nhiOcircm nAEligng nOgrave Sugrave thiOumlt hsup1i mmicro natilde gcopyy nordfn thEumlt khatilde catilde thOacute lminusecircng regminusicircc vmicro gcopyy

ra tcedilc hsup1i lcopyu dmicroi catilde thOacute dEacuten regOtilden sugrave diOumlt vong cntildea ccedilc lomicroi sinh vEumlt biOacuten

Hmicrong numlm lminusicircng dCcedilu maacute thEcirct thocedilt do trmicron dCcedilu rszlig rOslash gimicron khoan regminusecircng egraveng

dEacuten vmicro qucedil trtimesnh chuyordfn cheuml chiOtildem tiacutei hnotn 2 taeligng lminusicircng dCcedilu souml docircng cntildea

tomicron thOtilde giiacutei [7] Ngomicroi sugrave thiOumlt hsup1i vOgrave kinh tOtilde thtimes vEcircn regOgrave laquo nhiOcircm mlaquoi trminusecircnglmicro megravei quan tcopym liacuten regegravei viacutei hCcedilu hOtildet ccedilc nminusiacutec catilde nguaringn dCcedilu maacute cograveng nhminus ccedilc

nminusiacutec souml docircng nhiOgraveu nguaringn nguyordfn liOumlu nmicroy

Khi dCcedilu thlaquo vmicro ccedilc sparan phEgravem dCcedilu maacute trmicron ra mlaquoi trminusecircng thtimes sIuml gcopyy phcedil

huucirc nhiOgraveu hOuml sinh thcedili khcedilc nhau DCcedilu thlaquo khi bTHORN trmicron ra mlaquoi trminusecircng biOacuten sIuml

lnot loumlng trordfn mAEligt nminusiacutec beumli tucirc traumlng cntildea natilde nhaacute hnotn nminusiacutec biOacuten Tucirc traumlng trung

btimesnh cntildea dCcedilu khoparang 083 ndash 095 gcm

3

trong khi regatilde cntildea nminusiacutec nguyordfn chEcirctlmicro 0998 gcm3 vmicro cntildea nminusiacutec biOacuten lmicro 1025 gcm3 ChYacutenh vtimes vEumly mmicro ccedilc lomicroi

chim khi sumln maringi trordfn biOacuten bTHORN ngEcircm dCcedilu vmicro cuegravei ciumlng bTHORN chOtildet MAEligt khcedilc khi

dCcedilu lnot loumlng trordfn mAEligt nminusiacutec natilde sIuml lmicrom giparam lminusicircng O2 homicro tan trong nminusiacutec gcopyy

paranh hminuseumlng regOtilden regecirci segraveng cntildea nhiOgraveu sinh vEumlt khcedilc segraveng trong mlaquoi trminusecircng nminusiacutec

Ta catilde thOacute lEcircy vYacute docirc vOgrave sugrave kiOumln trmicron dCcedilu ldquoTorrey Canyonrdquo euml becirc biOacuten nminusiacutec Anh

numlm 1967 lmicrom 10000 con chim bTHORN nhiOcircm dCcedilu vmicro 90 segrave chim nmicroy bTHORN chOtildet

trminusiacutec khi becirc biOacuten nmicroy regminusicircc lmicrom ssup1ch Viacutei sugrave phcedil huucirc mlaquoi trminusecircng nghiordfm

traumlng nhminus vEumly nordfn vEcircn regIgrave nmicroy khiOtilden khlaquong chOslash ngmicronh dCcedilu khYacute mmicro nhiOgraveu

ngmicronh khoa haumlc khcedilc cograveng regmiddot quan tcopym ttimesm ccedilch regOacute khfrac34c phocircc vmicro giparai quyOtildet

Ccedilc nhmicro khoa haumlc regmiddot cegrave gfrac34ng ttimesm ra nhiOgraveu ccedilch regOacute lmicrom ssup1ch ccedilc nguaringn

nminusiacutec bTHORN laquo nhiOcircm dCcedilu Meacutet segrave phminusnotng phcedilp regmiddot regminusicircc nghiordfn coslashu souml docircng nhminus

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei7

1- Phminusnotng phcedilp cnot haumlc

euml Muuml thminusecircng souml docircng 3 phminusnotng phcedilp cnot haumlc sau regOacute thu gom dCcedilu trmicron

a - Phao gidivide dCcedilu (booms)

sectcopyy lmicro phminusnotng phcedilp dOcirc dmicrong lmicrom ssup1ch dCcedilu khi natilde nraquom trong meacutet khu

vugravec thiOtildet bTHORN nmicroy regminusicircc gaumli lmicro ccedilc hmicrong rmicroo ngumln chAElign regOcirc gidivide dCcedilu trmicron ra hay

naeligi trordfn mAEligt nminusiacutec euml lsup1i trong meacutet khu vugravec Phao chfrac34n nmicroy naeligi trordfn mAEligt nminusiacutec

vmicro catilde 3 phCcediln phCcediln tugrave do naeligi trordfn mAEligt nminusiacutec ngumln khlaquong cho dCcedilu thocedilt ra theo

nminusiacutec euml phYacutea trordfn rmicroo chfrac34n phCcediln thoslash hai nraquom euml phYacutea dminusiacutei rmicroo chfrac34n ngumlnkhlaquong cho dCcedilu theo nminusiacutec thocedilt ra euml bordfn dminusiacutei rmicroo chfrac34n phCcediln thoslash 3 lmicro nhdivideng

sicirci ccedilp hay dcopyy regOacute liordfn kOtildet gidivide chAEligt ccedilc phao lsup1i viacutei nhau Ccedili phao chfrac34n nmicroy

sIuml vszligng xung quanh khu vugravec dCcedilu trmicron vmicro gidivide natilde lsup1i regatilde Totilde regatilde catilde thOacute diumlng ccedilc

phminusnotng phcedilp khcedilc regOacute thu haringi dCcedilu

b - Mcedily hoacutet dCcedilu (skimmer)

Viacutei phminusnotng phcedilp nmicroy ta cograveng catilde thOacute diumlng dOacute thu haringi dCcedilu trmicron ThiOtildet bTHORNnmicroy hosup1t regeacuteng nhminus thiOtildet bTHORN lmicrom ssup1ch chcopyn khlaquong natilde hEcircp thocirc dCcedilu trordfn mAEligt viacutei

cedili lugravec hEcircp dEacuten hay phcedil huucirc liordfn kOtildet vEumlt lyacute cntildea dCcedilu viacutei nminusiacutec vmicro dCcedilu regminusicircc gidivide

lsup1i trong meacutet khoang choslasha DCcedilu sIuml regminusicircc mang regi regOacute thu haringi lsup1i sau regatilde dOacute

dmicrong Tuy nhiordfn phminusnotng phcedilp nmicroy chOslash lmicrom viOumlc dOcirc dmicrong nOtildeu dCcedilu khlaquong

loang ra trordfn diOumln tYacutech reacuteng hay dszligng nminusiacutec khlaquong chparay

c - ChEcirct hEcircp thocirc

sectcopyy lmicro nhdivideng vEumlt liOumlu catilde khpara numlng thEcircm chEcirct laacuteng DCcedilu sIuml thEcircm trordfn

bOgrave mAEligt vEumlt liOumlu tsup1o thmicronh totildeng liacutep Nhdivideng vEumlt liOumlu nmicroy sIuml kETHo dCcedilu ra khaacutei

nminusiacutec meacutet ccedilch dOcirc dmicrong Vtimes thOtilde mmicro choacuteng regminusicircc regAEligt euml nhdivideng becirc biOacuten nnoti xparay

ra sugrave cegrave trmicron dCcedilu hoAEligc regminusicircc phun trugravec tiOtildep lordfn khu vugravec dCcedilu trmicron VEumlt liOumlu hEcircp

thocirc nmicroy trlaquong rEcirct giegraveng nhminus khumln giEcircy Natilde cszlign catilde thOacute hEcircp thocirc dCcedilu totilde regcedil hay

cpara khi choacuteng bcedilm trordfn cnot thOacute regeacuteng thugravec vEumlt Tuy nhiordfn catilde meacutet vEcircn regOgrave quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei8

traumlng khcedilc lmicro khi hEcircp thocirc choacuteng sIuml nAEligng hnotn nminusiacutec nordfn choacuteng sIuml chtimesm

xuegraveng phYacutea dminusiacutei regcedily biOacuten vmicro lmicrom paranh hminuseumlng xEcircu regOtilden sugrave segraveng cntildea regeacuteng vEumlt

nnoti regatilde

2- Phminusnotng phcedilp hocedil haumlc

Nhdivideng chEcirct hocedil haumlc regminusicircc souml docircng euml regcopyy trlaquong nhminus ccedilc chEcirct tEgravey roumla ta

thminusecircng diumlng Phminusnotng phcedilp nmicroy chOslash souml docircng regOacute losup1i baacute dCcedilu trong meacutet khu vugravec

nhaacute khi mmicro dCcedilu taringn tsup1i dminusiacutei dsup1ng nhdivideng giaumlt laacuteng phcopyn tcediln hay treacuten lEacutenVEcircn

regOgrave cntildea phminusnotng phcedilp nmicroy lmicro khi nhdivideng hicircp chEcirct hocedil haumlc nmicroy sIuml phcopyn huucirc gcopyy

phcedil huucirc mlaquoi trminusecircng biOacuten vmicro sIuml phcopyn tcediln vmicroo trong cnot thOacute regeacuteng vEumlt gcopyy nguy

cnot nhiOcircm regeacutec vOgrave sau cho ccedilc lomicroi vEumlt vmicro con ngminusecirci khi souml docircng choacuteng lmicrom

thoslashc umln

3- Phminusnotng phcedilp vEumlt lyacute

Ta catilde thOacute regegravet chcedily dCcedilu braquong khlaquong khYacute Phminusnotng phcedilp nmicroy catilde thOacute lmicrom ssup1ch

dCcedilu regOtilden 98 khi dCcedilu trmicron catilde regeacute dmicroy khlaquong qucedil 3 mm Phminusnotng phcedilp nmicroy regmiddot regminusicircc

thouml nghiOumlm thmicronh claquong euml Canada Trong suegravet chiOtilden tranh viumlng vTHORNnh mAEligc diuml dCcedilu

regminusicircc regegravet rEcirct nhiOgraveu nhminusng khlaquong gcopyy ra sugrave cegrave laquo nhiOcircm khlaquong khYacute Tuy nhiordfn

phminusnotng phcedilp nmicroy cCcediln phparai regminusicircc kiOacutem tra kuuml lminusigraveng trminusiacutec khi souml docircng

4- Phminusnotng phcedilp sinh haumlc

Catilde nhiOgraveu losup1i vi khuEgraven vmicro nEcircm trong tugrave nhiordfn catilde thOacute phcopyn huucirc dCcedilu

Nhminusng qucedil trtimesnh phcopyn huucirc xparay ra cugravec ktimes chEumlm phparai mEcirct rEcirct nhiOgraveu numlm miacutei

phcopyn huucirc regugraveoc vmicroi microgam Vtimes thOtilde khlaquong thOacute diumlng phminusnotng phcedilp nmicroy regOacute xouml

lyacute dCcedilu trmicron vtimes lminusicircng dCcedilu qucedil liacuten

Ccedilc phminusnotng phcedilp xouml lyacute dCcedilu trmicron hiOumln nay rEcirct tegraven kETHm mmicro khlaquong thOacute

thu haringi hOtildet lminusicircng dCcedilu trmicron trlaquoi naeligi trordfn mAEligt nminusiacutec Vtimes vEumly choacuteng tlaquoi regmiddot quyOtildet

regTHORNnh nghiordfn coslashu regOacute tsup1o ra meacutet losup1i vEumlt liOumlu cao phcopyn touml mang totilde tYacutenh catilde khpara

numlng hEcircp thocirc dCcedilu Phminusnotng phcedilp nmicroy votildea catilde thOacute lmicrom ssup1ch dCcedilu tegravei rega mmicro lsup1i

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei9

khlaquong gcopyy taelign hsup1i regOtilden mlaquoi trminusecircng segraveng cntildea ccedilc lomicroi regeacuteng thugravec vEumlt khcedilc Viacutei

phminusnotng phcedilp nmicroy choacuteng tlaquoi souml docircng copolyme cntildea laurylmethacrylat vmicro

styren lmicrom chEcirct hEcircp thocirc Copolyme sIuml regminusicircc tsup1o thmicronh nhdivideng hsup1t nhaacute catilde choslasha

ccedilc hsup1t sfrac34t totilde kYacutech thminusiacutec nano nordfn dOcirc dmicrong phun vmicroo khu vugravec dCcedilu trmicron vmicro dOcirc

dmicrong thu haringi sau khi regmiddot hEcircp thocirc dCcedilu braquong totilde trminusecircng cntildea nam chcopym

Copolyme nmicroy sIuml hEcircp thocirc dCcedilu vmicroo trong msup1ng lminusiacutei khlaquong gian cntildea mtimesnh nhecirc

gegravec lauryl minusa dCcedilu vmicro gidivide lsup1i trong polyme ta sIuml diumlng nam chcopym catilde totilde trminusecircng

msup1nh hoacutet ccedilc hsup1t nmicroy lordfn Nhminus vEumly viOumlc phun copolyme dsup1ng hsup1t vmicroo khu

vugravec dCcedilu trmicron nmicroy catilde thOacute lmicrom ssup1ch cpara ccedilc vOtildet dCcedilu loang cugravec nhaacute hay cpara khuvugravec dCcedilu trmicron liacuten ViOumlc catilde thOacute thu haringi sau khi souml docircng trcedilnh regminusicircc viOumlc

copolyme sau khi hEcircp thocirc nAEligng hnotn nminusiacutec catilde thOacute chtimesm xuegraveng regcedily biOacuten gcopyy

ccedilc hEumlu qupara mlaquoi trminusecircng vOgrave sau

ViOumlc nghiordfn coslashu vmicro regminusa vmicroo souml docircng ccedilc copolyme catilde choslasha thmicronh phCcediln

alkylacrylat trong xouml lyacute mlaquoi trminusecircng lmicro meacutet regOgrave tmicroi miacutei regminusicircc meacutet segrave nnoti trordfn

thOtilde giiacutei bfrac34t regCcedilu nghiordfn coslashuVtimes vEumly choacuteng tlaquoi hy vaumlng sIuml tsup1o regminusicircc hsup1t

copolyme cntildea laurylmethacrylat vmicro styren catilde choslasha hsup1t sfrac34t totilde kYacutech thminusiacutec nano

catilde khpara numlng hEcircp thocirc dCcedilu cao

II- sectAEligc regiOacutem cntildea vEumlt liOumlu polyme hEcircp thocirc dCcedilu

VEumlt liOumlu polyme souml docircng regOacute hEcircp thocirc dCcedilu thminusecircng taringn tsup1i euml dsup1ng gel natilde

catilde thOacute trminusnotng nhminusng khlaquong tan trong dCcedilu hay dung mlaquoi hdivideu cnot khlaquong phcopyn

cugravec vmicro phparai homicron tomicron kTHORN nminusiacutec Ngminusecirci ta cszlign gaumli losup1i vEumlt liOumlu nmicroy lmicroorganogel regatilde chYacutenh lmicro gel trminusnotng trong dung mlaquoi hdivideu cnot Khi tiOtildep xoacutec viacutei

dung mlaquoi hdivideu cnot khlaquong phcopyn cugravec ccedilc thmicronh phCcediln chEcirct laacuteng sIuml khuOtildech tcediln vmicroo

cEcircu troacutec bordfn trong msup1ng lminusiacutei vmicro regminusicircc gidivide lsup1i trong regatilde Tuuacute theo regeacute trminusnotng

mmicro gel catilde bOgrave ngomicroi giegraveng nhminus cao su gelatin hay dsup1ng rfrac34n nhminus gsup1ch nOtildeu regeacute

trminusnotng cntildea natilde rEcirct thEcircp [11]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei10

Msup1ng lminusiacutei polyme catilde cEcircu troacutec khlaquong gian ba chiOgraveu tsup1o nordfn dsup1ng gel

regatilde catilde oslashng docircng rEcirct reacuteng rmiddoti TYacutenh chEcirct minusa dCcedilu kTHORN nminusiacutec cntildea vEumlt liOumlu regmiddot regminusicircc

oslashng docircng thmicronh claquong trong nhiOgraveu lUumlnh vugravec lmicrom mmicrong chegraveng thEcircm nminusiacutec souml

docircng lmicrom mmicrong sfrac34c kyacute trong thiOtildet bTHORN rego sfrac34c kyacute lmicrom chEcirct hEcircp thocirc trong lUumlnh

vugravec dminusicircc phEgravem sinh haumlc claquong nghiOumlp hocedil chEcirct nlaquong nghiOumlp lmicrom nOgraven cho

chEcirct xoacutec tcedilc hoAEligc chEcirct aelign regTHORNnh enzym hay nOgraven trong thiOtildet bTHORN trao regaeligi ion [4]

sectmiddot catilde rEcirct nhiOgraveu claquong trtimesnh nghiordfn coslashu chOtilde tsup1o ra vEumlt liOumlu polyme diumlng

regOacute hEcircp thocirc ccedilc chEcirct hdivideu cnot dCcedilu maacute lan trmicron trordfn mAEligt nminusiacutec sectiOacuten htimesnh lmicro

nhatildem ccedilc polyme regminusicircc tsup1o ra trordfn cnot seuml triumlng hicircp hay regaringng triumlng hicircp ccedilcdEacuten xuEcirct alkylacrylat alkylmetacrylat vmicro ccedilc hicircp chEcirct dEacuten xuEcirct cntildea vszligng

thnotm secteacute mOgravem dIcirco vmicro khpara numlng trminusnotng neuml trong dung mlaquoi khlaquong phcopyn cugravec lmicro

nhdivideng regAEligc regiOacutem quan traumlng bao hmicrom cpara tYacutenh chEcirct lyacute hocedil cntildea vEumlt liOumlu polyme

ViOumlc nghiordfn coslashu chOtilde tsup1o vEumlt liOumlu polyme catilde khpara numlng hEcircp thocirc dCcedilu cao oslashng

docircng trong xouml lyacute mlaquoi trminusecircng regmiddot regminusicircc biOtildet regOtilden totilde lcopyu nhminusng regOtilden nay vEacuten thu

hoacutet nhiOgraveu nhmicro khoa haumlc do khpara numlng oslashng docircng reacuteng rmiddoti cntildea natilde ViOumlc tiOtildep tocircc

nghiordfn coslashu nhraquom tsup1o ra claquong nghOuml regnotn giparan hnotn homicron thiOumln thordfm tYacutenh chEcirct

vmicro khpara numlng oslashng docircng cntildea vEumlt liOumlu [6]

III - CEcircu tsup1o vmicro tYacutenh chEcirct cntildea polyme hEcircp thocirc dCcedilu

Polyme hEcircp thocirc dCcedilu catilde cEcircu tsup1o totilde ccedilc phcopyn touml polyme regminusicircc khcopyu msup1ch

beumli ccedilc tcedilc nhcopyn khcopyu msup1ch lmicro ccedilc monome lminusigraveng choslashc khlaquong no tsup1o nordfn

polyme catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu sectAEligc regiOacutem cntildea losup1i vEumlt

liOumlu nmicroy lmicro catilde cEcircu troacutec xegravep msup1ng lminusiacutei khlaquong gian ba chiOgraveu mOgravem dIcirco catilde thOacute

co lsup1i khi chminusa hEcircp thocirc dCcedilu vtimes thOtilde thOacute tYacutech ban regCcedilu cntildea choacuteng thminusecircng nhaacute

thuEumln tiOumln cho viOumlc chuyordfn cheuml bparao quparan euml trsup1ng thcedili nmicroy polyme catilde thOacute

phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec khi tiOtildep xoacutec viacutei dCcedilu naeligi trordfn mAEligt nminusiacutec dCcedilu sIuml

khuOtildech tcediln vmicroo trong msup1ng lminusiacutei khlaquong gian vmicro nraquom trong regatilde Khpara numlng hEcircp

thocirc dCcedilu cntildea vEumlt liOumlu regminusicircc xem nhminus lmicro do tcedilc docircng cntildea lugravec Van Der Waals

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei11

gidividea ccedilc nhatildem minusa dCcedilu vmicro dCcedilu naeligi trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei

khlaquong gian ba chiOgraveu (dsup1ng gel) catilde khpara numlng co dmiddotn tegravet nordfn dCcedilu dOcirc dmicrong

khuOtildech tcediln vmicroo cEcircu troacutec khlaquong gian bordfn trong cntildea msup1ng lminusiacutei CEcircu troacutec khlaquong

gian nmicroy regminusicircc xem nhminus lmicro ccedili bEacutey dCcedilu Trong qucedil trtimesnh trminusnotng hai hiOumln tminusicircng

xparay ra regaringng thecirci sugrave thcopym nhEumlp cntildea dCcedilu vmicroo ccedilc khoparang khlaquong gian bordfn

trong cntildea cEcircu troacutec polyme vmicro tiOtildep theo lmicro sugrave dmiddotn cntildea msup1ch polyme Sugrave dmiddotn

msup1ch phocirc thueacutec vmicroo ccedilc lugravec tminusnotng tcedilc bordfn trong cEcircu troacutec polyme trordfn thugravec tOtilde

regcopyy lmicro lugravec regEgravey Lugravec regEgravey nmicroy lmicro kOtildet qupara cntildea ccedilc lugravec khcedilc nhau nhminus lugravec lminusigraveng

cugravec lugravec Van Der Waals lugravec phcopyn touml sectAEligc trminusng tYacutenh trminusnotng cntildea gel regminusicirccquyOtildet regTHORNnh beumli sugrave ccopyn braquong gidividea hai losup1i lugravec lugravec trminusnotng gcopyy nordfn beumli cedilp suEcirct

thEgravem thEcircu vmicro ccedilc lugravec khcedilc catilde trong gel [812]

Yordfu cCcedilu chung regAEligt ra khi chOtilde tsup1o vEumlt liOumlu hEcircp thocirc dCcedilu lmicro khpara numlng hEcircp

thocirc dCcedilu liacuten tegravec regeacute hEcircp thocirc dCcedilu cao phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec dOcirc thu haringi

sau khi regmiddot hEcircp thocirc tegravei rega catilde thOacute nhpara hEcircp thocirc vmicro souml docircng lsup1i nhiOgraveu lCcediln sau khi

nhpara hEcircp thocirc

Khpara numlng hEcircp thocirc dCcedilu cntildea polyme phocirc thueacutec nhiOgraveu yOtildeu tegrave nhiOumlt regeacute

cntildea qucedil trtimesnh triumlng hicircp regaringng triumlng hicircp naringng regeacute chEcirct kheumli regCcedilu tucirc lOuml regminusnotng

lminusicircng monome vmicro mEumlt regeacute tsup1o lminusiacutei trong copolyme khpara numlng cedili lugravec viacutei dCcedilu

cntildea ccedilc nhatildem catilde mAEligt trong cEcircu troacutec cntildea polyme

Meacutet thmicronh phCcediln quan traumlng regOacute tsup1o nordfn cEcircu troacutec vEumlt liOumlu polyme catilde khpara

numlng trminusnotng neuml mmicro khlaquong tan trong dung mlaquoi lmicro sugrave catilde mAEligt cntildea tcedilc nhcopyn tsup1o

lminusiacutei Thlaquong thminusecircng chEcirct tsup1o lminusiacutei diumlng trong qucedil trtimesnh triumlng hicircp regaringng triumlnghicircp polyme hEcircp thocirc dCcedilu lmicro divinylbenzen etylen glycol dimetacrylat lmicro ccedilc

monome lminusigraveng choslashc Hmicrom lminusicircng ccedilc chEcirct nmicroy trong thmicronh phCcediln polyme lmicro

khlaquong liacuten chOslash chiOtildem vmicroi phCcediln trumlm nhminusng catilde vai trszlig rEcirct quan traumlng sugrave thay

regaeligi hmicrom lminusicircng cntildea natilde lmicrom paranh hminuseumlng rEcirct liacuten regOtilden cEcircu troacutec bordfn trong msup1ng

lminusiacutei polyme regeacute mOgravem dIcirco cntildea vEumlt liOumlu regiOgraveu nmicroy liordfn quan trugravec tiOtildep tiacutei khpara

numlng hEcircp thocirc dCcedilu [13-15]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei12

secteacute trminusnotng lmicro tYacutenh chEcirct quan traumlng nhEcirct cntildea gel beumli phCcediln liacuten ccedilc tYacutenh chEcirct

khcedilc cntildea vEumlt liOumlu hEcircp thocirc dCcedilu regOgraveu liordfn quan regOtilden regeacute trminusnotng Catilde nhiOgraveu ccedilch

khcedilc nhau regOacute xcedilc regTHORNnh regeacute trminusnotng tuy nhiordfn phminusnotng phcedilp regcedilnh gicedil regeacute trminusnotng

thlaquong qua traumlng lminusicircng taacute ra thYacutech hicircp nhEcirct do sugrave phcedilt triOacuten cntildea ccedilc phminusnotng

phcedilp rego traumlng lminusicircng trong thecirci gian gCcediln regcopyy

IV- Phminusnotng phcedilp taeligng hicircp vEumlt liOumlu cao phcopyn touml

IV1- phparan oslashng triumlng hicircp vmicro ccedilc yOtildeu tegrave paranh hminuseumlng

1- Phparan oslashng triumlng hicircp

Qucedil trtimesnh triumlng hicircp cntildea hai hay nhiOgraveu monome khcedilc nhau regOacute tsup1o

thmicronh hicircp chEcirct cao phcopyn touml gaumli lmicro regaringng triumlng hicircp sectsup1i phcopyn touml nhEumln regminusicircc totilde

qucedil trtimesnh regaringng triumlng hicircp regminusicircc gaumli lmicro copolyme Thmicronh phCcediln cEcircu tsup1o cntildea

copolyme choslasha ccedilc mfrac34t xYacutech tsup1o nordfn totilde ccedilc monome ban regCcedilu liordfn kOtildet viacutei

nhau tucopyn theo meacutet trEumlt tugrave nhEcirct regTHORNnh Phparan oslashng regaringng triumlng hicircp thminusecircng regminusicircc

souml docircng regOacute tsup1o ra ccedilc vEumlt liOumlu polyme catilde ccedilc tYacutenh chEcirct lyacute hocedil cCcediln thiOtildet mmicro

phparan oslashng triumlng hicircp khlaquong thOacute tsup1o ra regminusicircc sectOacute regsup1t regminusicircc sparan phEgravem theo yordfu

cCcedilu cCcediln phparai nghiordfn coslashu lugravea chaumln nguyordfn liOumlu ban regCcedilu cograveng nhminus phminusnotng

phcedilp taeligng hicircp thYacutech hicircp

Tucirc lOuml ccedilc cEcircu touml ban regCcedilu catilde mAEligt trong sparan phEgravem thu regminusicircc totilde qucedil trtimesnh

regaringng triumlng hicircp thay regaeligi trong giiacutei hsup1n reacuteng tuuacute thueacutec vmicroo khpara numlng hosup1t hocedil

cntildea ccedilc monome ban regCcedilu tham gia phparan oslashng

ViOumlc xcedilc regTHORNnh khpara numlng phparan oslashng cntildea ccedilc monome trong qucedil trtimesnh

regaringng triumlng hicircp catilde yacute nghUumla thugravec tOtilde hmicrong regCcedilu Khi biOtildet regminusicircc regiOgraveu nmicroy catilde thOacutexcedilc regTHORNnh vmicro tYacutenh tocediln regminusicircc diOcircn biOtilden cntildea tomicron beacute qucedil trtimesnh regaringng triumlng hicircp

a- Phparan oslashng triumlng hicircp gegravec

Phparan oslashng triumlng hicircp ccedilc hicircp chEcirct khlaquong no nhminus olefin ccedilc dien ccedilc

dEacuten xuEcirct chminusa no cntildea axit trong sugrave catilde mAEligt cntildea gegravec tugrave do vmicro sugrave liacuten lordfn cntildea

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei13

msup1ch phcopyn touml bfrac34t regCcedilu braquong sugrave kOtildet hicircp cntildea monome viacutei gegravec tugrave do regOacute htimesnh

thmicronh regsup1i phcopyn touml

Ccedilc phparan oslashng xparay ra trong qucedil trtimesnh triumlng hicircp

Khnoti mmicroo

Kd(R)22R

(1)

(R)2 lmicro ccedilc hicircp chEcirct catilde khpara numlng tsup1o gegravec tugrave do

Phcedilt triOacuten msup1ch

R + CH2=CH X

Ki

RCH

2

X

CH

R- CH2-CH +

X

CH2=CH

X

KpR-CH2-CH-CH2-CH

X X

R CH2 CH CH2 CH + CH2=CH

X X X

n-1R CH2 CH CH2 CH

X X

n

2 R CH2 CH R CH

2 CH CH CH

2 R

2Ktc

X X X

2R CH2 CH R CH=CH + R CH2 CH2

X X X

2Ktd

euml regcopyy

Kd lmicro hraquong segrave tegravec regeacute phparan oslashng phcopyn huucirc chEcirct kheumli regCcedilu

Ki lmicro hraquong segrave tegravec regeacute kheumli regCcedilu phparan oslashng

Kp lmicro hraquong segrave tegravec regeacute phcedilt triOacuten msup1ch

Ktc lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch do kOtildet hicircp

Ktd lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch khlaquong ccopyn regegravei

bullR lmicro trung tcopym hosup1t regeacuteng

(2)

(3)

(4)

(5)

(6)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

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6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

1

2

3

4

5

67

8

9

10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

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8

10

12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei2

c- Triumlng hicircp nhograve tminusnotng 17

d- Triumlng hicircp huyOgraven phiuml 17

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat 19

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4) 23

1 Giiacutei thiOumlu chung 23

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde 25

a- Phminusnotng phcedilp nghiOgraven cnot haumlc 25

b- Phminusnotng phcedilp oxy hocedil 25

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde 26

d- Phminusnotng phcedilp regaringng kOtildet tntildea 27

3 Phminusnotng phcedilp hosup1t hocedil hsup1t nano sfrac34t totilde Fe3O4 28

4 VEumlt liOumlu nano compozit souml docircng trong hEcircp thocirc dCcedilu 28

a- Giiacutei thiOumlu vEumlt liOumlu nano compozit hEcircp thocirc dCcedilu 28

b- ChOtilde tsup1o vEumlt liOumlu nano compozit 29

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme 31

cHbrvbaryenNG II THugraveC nghiOumlm 32

I Hocedil chEcirct docircng cocirc 32

I1 Hocedil chEcirct 32

I2 Docircng cocirc 32

II Phminusnotng phcedilp tiOtilden hmicronh 32

II1- sectaringng triumlng hicircp (St) vmicro (LMA) 32

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme 34

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcedilu 35

KOtildet qupara vmicro thparao luEumln 36

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat 36

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei3

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng

hicircp 36

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

37

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp 38

4- paranh hminuseumlng cntildea tucirc lOuml styren laurylmetacrylat regOtilden qucedil trtimesnh regaringng triumlng

hicircp 39

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme 40

1- paranh hminuseumlng cntildea tucirc lOuml monome 40

2- paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei 41

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu 42

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc

nhau 43

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicrokhlaquong catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei toluen) 44

KOtildet luEumln 45

KOtildet qupara rego phaelig haringng ngosup1i 46

Lecirci cparam notn 49

Tmicroi liOumlu tham khparao 55

KOtildet qupara chocircp SEM cntildea polyme catilde vmicro khlaquong catilde

sfrac34t totilde 50

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei4

Meuml regCcedilu

laquo nhiOcircm mlaquoi trminusecircng trordfn thOtilde giiacutei vmicro trong nminusiacutec ngmicroy cmicrong trCcedilm traumlng

ccedilc hosup1t regeacuteng cntildea lomicroi ngminusecirci regmiddot dCcediln phcedil huucirc mlaquoi sinh mlaquoi trminusecircng xung

quanh choacuteng ta VEcircn regOgrave laquo nhiOcircm do rszlig rOslash dCcedilu vmicro regAEligc biOumlt lmicro ccedilc vocirc trmicron dCcedilu

regfrac34m tmicrou lmicro thparam cparanh viacutei ccedilc sinh vEumlt biOacuten Trong lUumlnh vugravec xouml lyacute ccedilc laquo nhiOcircm

nguaringn nminusiacutec do dCcedilu gcopyy ra thtimes viOumlc tcedilch dCcedilu ra khaacutei nminusiacutec lmicro claquong viOumlc chntilde yOtildeu

Trordfn thOtilde giiacutei regmiddot catilde ccedilc nghiordfn coslashu vOgrave ccedilc vEumlt liOumlu oslashng docircng trong viOumlc nmicroy

nhminus silic dioxit than hosup1t tYacutenh beacutet giEcircy sicirci polypropylene Meacutet trongnhdivideng vEumlt liOumlu regminusicircc souml docircng lmicro sparan phEgravem cntildea phparan oslashng regaringng triumlng hicircp vinyl

monome catilde choslasha ccedilc nhatildem kTHORN nminusiacutec nhminus butyl methacrylat lauryl

methacylatHay dEacuten xuEcirct cntildea vszligng thnotm thlaquong qua phparan oslashng triumlng hicircp

hoAEligc regaringng triumlng hicircp Ccedilc sparan phEgravem nmicroy khlaquong chOslash catilde tcedilc docircng hEcircp thocirc dCcedilu

mmicro cszlign regminusicircc oslashng docircng reacuteng rmiddoti trong nlaquong nghiOumlp y tOtilde vmicro nhiOgraveu ngmicronh claquong

nghiOumlp khcedilc

sectAEligc biOumlt trong nhdivideng numlm gCcediln regcopyy ciumlng viacutei sugrave phcedilt triOacuten cntildea claquong nghOuml

nano nhiOgraveu losup1i vEumlt liOumlu miacutei ra regecirci viacutei ccedilc tYacutenh chEcirct naeligi treacutei hoAEligc thay regaeligi

hfrac14n so viacutei dsup1ng mEacuteu khegravei cntildea vEumlt liOumlu tminusnotng oslashng NhiOgraveu nhmicro khoa haumlc regmiddot

nghiordfn coslashu vmicro thEcircy rraquong khi tiOtilden hmicronh triumlng hicircp hay regaringng triumlng hicircp ccedilc

monome catilde nhatildem kTHORN nminusiacutec khi catilde mAEligt ccedilc hsup1t sfrac34t totilde thtimes hiOumlu qupara hEcircp thocirc dCcedilu

tumlng lordfn rEcirct regcedilng kOacute Hnotn ndividea sugrave catilde mAEligt cntildea sfrac34t totilde trong polyme sIuml lmicrom dOcirc

dmicrong hnotn viOumlc thu haringi ccedilc sparan phEgravem polyme sau khi regmiddot hEcircp thocirc dCcedilu ViOumlc

taeligng hicircp viacutei ccedilc kYacutech thminusiacutec nano cograveng lmicro meacutet trong nhdivideng neacutei dung cntildea regaring

cediln khi euml kYacutech cigrave nano ccedilc hiOumlu oslashng bOgrave mAEligt tumlng lordfn rEcirct regcedilng kOacute vtimes theo meacutet

segrave tmicroi liOumlu thtimes sugrave catilde mAEligt cntildea hsup1t nano sfrac34t totilde lmicrom khpara numlng hEcircp thocirc dCcedilu sIuml tumlng

lordfn ChYacutenh vtimes vEumly trong luEumln vumln nmicroy choacuteng tlaquoi tiOtilden hmicronh regaringng triumlng hicircp

lauryl methacrylat viacutei styren catilde mAEligt cntildea chEcirct tsup1o lminusiacutei vmicro ccedilc hsup1t nano sfrac34t totilde

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei5

nhraquom tsup1o ra meacutet vEumlt liOumlu miacutei catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc thu haringi sau khi

xouml lyacute mlaquoi trminusecircng

ViOumlc chOtilde tsup1o vEumlt liOumlu nmicroy sIuml meuml cho choacuteng tlaquoi meacutet hminusiacuteng miacutei trong

nghiordfn coslashu oslashng docircng trong thugravec tiOcircn meacutet vEcircn regOgrave mmicro viacutei nminusiacutec ta regang lmicro

nhdivideng boslashc xoacutec nhEcirct

Neacutei dung vmicro phsup1m vi cntildea vEcircn regOgrave sIuml regi scopyu nghiordfn coslashu giparai quyOtildet vmicro

triOacuten vaumlng sIuml regsup1t regminusicircc

+ Nghiordfn coslashu regeacuteng haumlc cntildea qucedil trtimesnh regaringng triumlng hicircp lauryl methacrylatstyren viacutei sugrave catilde mAEligt cntildea ccedilc chEcirct tsup1o lminusiacutei vmicro ccedilc hsup1t nano sfrac34t totilde ccedilc yOtildeu tegrave

paranh hminuseumlng nhminus nhiOumlt regeacute cedilp suEcirct tucirc lOuml ccedilc cEcircu touml tham gia phparan oslashng ccedilc chEcirct

xoacutec tcedilc chEcirct khnoti mmicroo Totilde regatilde ttimesm ra regminusicircc phminusnotng phcedilp taeligng hicircp hiOumlu qupara

nhEcirct cho qucedil trtimesnh taeligng hicircp

+ Nghiordfn coslashu taeligng hicircp ccedilc hsup1t nano sfrac34t totilde braquong ccedilc phminusnotng phcedilp

- phminusnotng phcedilp nghiOgraven

- phminusnotng phcedilp oxy hocedil

- phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

- Phminusnotng phcedilp regaringng kOtildet tntildea

+ Hosup1t hocedil bOgrave mAEligt sfrac34t totilde braquong axit oleic

+ ChOtilde tsup1o vEumlt liOumlu nano compozit sfrac34t totilde oslashng docircng trong xouml lyacute dCcedilukhparao scedilt ccedilc paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea ccedilc yOtildeu tegrave nhminus tucirc lOuml monome hmicrom lminusicircng chEcirct khnoti

mmicroo hmicrom lminusicircng chEcirct tsup1o lminusiacutei thecirci gian triumlng hicircp

+ Nghiordfn coslashu khparao scedilt khpara numlng hEcircp thocirc dCcedilu (khpara numlng trminusnotng trong

dCcedilu) cntildea vEumlt liOumlu taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei6

Chminusnotng I Taeligng quan

Indash Ttimesnh htimesnh laquo nhiOcircm dCcedilu vmicro ccedilc biOumln phcedilp khfrac34c phocircc

HiOumln tminusicircng dCcedilu trmicron lmicro nguyordfn nhcopyn lmicrom cho mlaquoi trminusecircng treuml nordfn laquo

nhiOcircm nAEligng nOgrave Sugrave thiOumlt hsup1i mmicro natilde gcopyy nordfn thEumlt khatilde catilde thOacute lminusecircng regminusicircc vmicro gcopyy

ra tcedilc hsup1i lcopyu dmicroi catilde thOacute dEacuten regOtilden sugrave diOumlt vong cntildea ccedilc lomicroi sinh vEumlt biOacuten

Hmicrong numlm lminusicircng dCcedilu maacute thEcirct thocedilt do trmicron dCcedilu rszlig rOslash gimicron khoan regminusecircng egraveng

dEacuten vmicro qucedil trtimesnh chuyordfn cheuml chiOtildem tiacutei hnotn 2 taeligng lminusicircng dCcedilu souml docircng cntildea

tomicron thOtilde giiacutei [7] Ngomicroi sugrave thiOumlt hsup1i vOgrave kinh tOtilde thtimes vEcircn regOgrave laquo nhiOcircm mlaquoi trminusecircnglmicro megravei quan tcopym liacuten regegravei viacutei hCcedilu hOtildet ccedilc nminusiacutec catilde nguaringn dCcedilu maacute cograveng nhminus ccedilc

nminusiacutec souml docircng nhiOgraveu nguaringn nguyordfn liOumlu nmicroy

Khi dCcedilu thlaquo vmicro ccedilc sparan phEgravem dCcedilu maacute trmicron ra mlaquoi trminusecircng thtimes sIuml gcopyy phcedil

huucirc nhiOgraveu hOuml sinh thcedili khcedilc nhau DCcedilu thlaquo khi bTHORN trmicron ra mlaquoi trminusecircng biOacuten sIuml

lnot loumlng trordfn mAEligt nminusiacutec beumli tucirc traumlng cntildea natilde nhaacute hnotn nminusiacutec biOacuten Tucirc traumlng trung

btimesnh cntildea dCcedilu khoparang 083 ndash 095 gcm

3

trong khi regatilde cntildea nminusiacutec nguyordfn chEcirctlmicro 0998 gcm3 vmicro cntildea nminusiacutec biOacuten lmicro 1025 gcm3 ChYacutenh vtimes vEumly mmicro ccedilc lomicroi

chim khi sumln maringi trordfn biOacuten bTHORN ngEcircm dCcedilu vmicro cuegravei ciumlng bTHORN chOtildet MAEligt khcedilc khi

dCcedilu lnot loumlng trordfn mAEligt nminusiacutec natilde sIuml lmicrom giparam lminusicircng O2 homicro tan trong nminusiacutec gcopyy

paranh hminuseumlng regOtilden regecirci segraveng cntildea nhiOgraveu sinh vEumlt khcedilc segraveng trong mlaquoi trminusecircng nminusiacutec

Ta catilde thOacute lEcircy vYacute docirc vOgrave sugrave kiOumln trmicron dCcedilu ldquoTorrey Canyonrdquo euml becirc biOacuten nminusiacutec Anh

numlm 1967 lmicrom 10000 con chim bTHORN nhiOcircm dCcedilu vmicro 90 segrave chim nmicroy bTHORN chOtildet

trminusiacutec khi becirc biOacuten nmicroy regminusicircc lmicrom ssup1ch Viacutei sugrave phcedil huucirc mlaquoi trminusecircng nghiordfm

traumlng nhminus vEumly nordfn vEcircn regIgrave nmicroy khiOtilden khlaquong chOslash ngmicronh dCcedilu khYacute mmicro nhiOgraveu

ngmicronh khoa haumlc khcedilc cograveng regmiddot quan tcopym ttimesm ccedilch regOacute khfrac34c phocircc vmicro giparai quyOtildet

Ccedilc nhmicro khoa haumlc regmiddot cegrave gfrac34ng ttimesm ra nhiOgraveu ccedilch regOacute lmicrom ssup1ch ccedilc nguaringn

nminusiacutec bTHORN laquo nhiOcircm dCcedilu Meacutet segrave phminusnotng phcedilp regmiddot regminusicircc nghiordfn coslashu souml docircng nhminus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei7

1- Phminusnotng phcedilp cnot haumlc

euml Muuml thminusecircng souml docircng 3 phminusnotng phcedilp cnot haumlc sau regOacute thu gom dCcedilu trmicron

a - Phao gidivide dCcedilu (booms)

sectcopyy lmicro phminusnotng phcedilp dOcirc dmicrong lmicrom ssup1ch dCcedilu khi natilde nraquom trong meacutet khu

vugravec thiOtildet bTHORN nmicroy regminusicircc gaumli lmicro ccedilc hmicrong rmicroo ngumln chAElign regOcirc gidivide dCcedilu trmicron ra hay

naeligi trordfn mAEligt nminusiacutec euml lsup1i trong meacutet khu vugravec Phao chfrac34n nmicroy naeligi trordfn mAEligt nminusiacutec

vmicro catilde 3 phCcediln phCcediln tugrave do naeligi trordfn mAEligt nminusiacutec ngumln khlaquong cho dCcedilu thocedilt ra theo

nminusiacutec euml phYacutea trordfn rmicroo chfrac34n phCcediln thoslash hai nraquom euml phYacutea dminusiacutei rmicroo chfrac34n ngumlnkhlaquong cho dCcedilu theo nminusiacutec thocedilt ra euml bordfn dminusiacutei rmicroo chfrac34n phCcediln thoslash 3 lmicro nhdivideng

sicirci ccedilp hay dcopyy regOacute liordfn kOtildet gidivide chAEligt ccedilc phao lsup1i viacutei nhau Ccedili phao chfrac34n nmicroy

sIuml vszligng xung quanh khu vugravec dCcedilu trmicron vmicro gidivide natilde lsup1i regatilde Totilde regatilde catilde thOacute diumlng ccedilc

phminusnotng phcedilp khcedilc regOacute thu haringi dCcedilu

b - Mcedily hoacutet dCcedilu (skimmer)

Viacutei phminusnotng phcedilp nmicroy ta cograveng catilde thOacute diumlng dOacute thu haringi dCcedilu trmicron ThiOtildet bTHORNnmicroy hosup1t regeacuteng nhminus thiOtildet bTHORN lmicrom ssup1ch chcopyn khlaquong natilde hEcircp thocirc dCcedilu trordfn mAEligt viacutei

cedili lugravec hEcircp dEacuten hay phcedil huucirc liordfn kOtildet vEumlt lyacute cntildea dCcedilu viacutei nminusiacutec vmicro dCcedilu regminusicircc gidivide

lsup1i trong meacutet khoang choslasha DCcedilu sIuml regminusicircc mang regi regOacute thu haringi lsup1i sau regatilde dOacute

dmicrong Tuy nhiordfn phminusnotng phcedilp nmicroy chOslash lmicrom viOumlc dOcirc dmicrong nOtildeu dCcedilu khlaquong

loang ra trordfn diOumln tYacutech reacuteng hay dszligng nminusiacutec khlaquong chparay

c - ChEcirct hEcircp thocirc

sectcopyy lmicro nhdivideng vEumlt liOumlu catilde khpara numlng thEcircm chEcirct laacuteng DCcedilu sIuml thEcircm trordfn

bOgrave mAEligt vEumlt liOumlu tsup1o thmicronh totildeng liacutep Nhdivideng vEumlt liOumlu nmicroy sIuml kETHo dCcedilu ra khaacutei

nminusiacutec meacutet ccedilch dOcirc dmicrong Vtimes thOtilde mmicro choacuteng regminusicircc regAEligt euml nhdivideng becirc biOacuten nnoti xparay

ra sugrave cegrave trmicron dCcedilu hoAEligc regminusicircc phun trugravec tiOtildep lordfn khu vugravec dCcedilu trmicron VEumlt liOumlu hEcircp

thocirc nmicroy trlaquong rEcirct giegraveng nhminus khumln giEcircy Natilde cszlign catilde thOacute hEcircp thocirc dCcedilu totilde regcedil hay

cpara khi choacuteng bcedilm trordfn cnot thOacute regeacuteng thugravec vEumlt Tuy nhiordfn catilde meacutet vEcircn regOgrave quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei8

traumlng khcedilc lmicro khi hEcircp thocirc choacuteng sIuml nAEligng hnotn nminusiacutec nordfn choacuteng sIuml chtimesm

xuegraveng phYacutea dminusiacutei regcedily biOacuten vmicro lmicrom paranh hminuseumlng xEcircu regOtilden sugrave segraveng cntildea regeacuteng vEumlt

nnoti regatilde

2- Phminusnotng phcedilp hocedil haumlc

Nhdivideng chEcirct hocedil haumlc regminusicircc souml docircng euml regcopyy trlaquong nhminus ccedilc chEcirct tEgravey roumla ta

thminusecircng diumlng Phminusnotng phcedilp nmicroy chOslash souml docircng regOacute losup1i baacute dCcedilu trong meacutet khu vugravec

nhaacute khi mmicro dCcedilu taringn tsup1i dminusiacutei dsup1ng nhdivideng giaumlt laacuteng phcopyn tcediln hay treacuten lEacutenVEcircn

regOgrave cntildea phminusnotng phcedilp nmicroy lmicro khi nhdivideng hicircp chEcirct hocedil haumlc nmicroy sIuml phcopyn huucirc gcopyy

phcedil huucirc mlaquoi trminusecircng biOacuten vmicro sIuml phcopyn tcediln vmicroo trong cnot thOacute regeacuteng vEumlt gcopyy nguy

cnot nhiOcircm regeacutec vOgrave sau cho ccedilc lomicroi vEumlt vmicro con ngminusecirci khi souml docircng choacuteng lmicrom

thoslashc umln

3- Phminusnotng phcedilp vEumlt lyacute

Ta catilde thOacute regegravet chcedily dCcedilu braquong khlaquong khYacute Phminusnotng phcedilp nmicroy catilde thOacute lmicrom ssup1ch

dCcedilu regOtilden 98 khi dCcedilu trmicron catilde regeacute dmicroy khlaquong qucedil 3 mm Phminusnotng phcedilp nmicroy regmiddot regminusicircc

thouml nghiOumlm thmicronh claquong euml Canada Trong suegravet chiOtilden tranh viumlng vTHORNnh mAEligc diuml dCcedilu

regminusicircc regegravet rEcirct nhiOgraveu nhminusng khlaquong gcopyy ra sugrave cegrave laquo nhiOcircm khlaquong khYacute Tuy nhiordfn

phminusnotng phcedilp nmicroy cCcediln phparai regminusicircc kiOacutem tra kuuml lminusigraveng trminusiacutec khi souml docircng

4- Phminusnotng phcedilp sinh haumlc

Catilde nhiOgraveu losup1i vi khuEgraven vmicro nEcircm trong tugrave nhiordfn catilde thOacute phcopyn huucirc dCcedilu

Nhminusng qucedil trtimesnh phcopyn huucirc xparay ra cugravec ktimes chEumlm phparai mEcirct rEcirct nhiOgraveu numlm miacutei

phcopyn huucirc regugraveoc vmicroi microgam Vtimes thOtilde khlaquong thOacute diumlng phminusnotng phcedilp nmicroy regOacute xouml

lyacute dCcedilu trmicron vtimes lminusicircng dCcedilu qucedil liacuten

Ccedilc phminusnotng phcedilp xouml lyacute dCcedilu trmicron hiOumln nay rEcirct tegraven kETHm mmicro khlaquong thOacute

thu haringi hOtildet lminusicircng dCcedilu trmicron trlaquoi naeligi trordfn mAEligt nminusiacutec Vtimes vEumly choacuteng tlaquoi regmiddot quyOtildet

regTHORNnh nghiordfn coslashu regOacute tsup1o ra meacutet losup1i vEumlt liOumlu cao phcopyn touml mang totilde tYacutenh catilde khpara

numlng hEcircp thocirc dCcedilu Phminusnotng phcedilp nmicroy votildea catilde thOacute lmicrom ssup1ch dCcedilu tegravei rega mmicro lsup1i

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei9

khlaquong gcopyy taelign hsup1i regOtilden mlaquoi trminusecircng segraveng cntildea ccedilc lomicroi regeacuteng thugravec vEumlt khcedilc Viacutei

phminusnotng phcedilp nmicroy choacuteng tlaquoi souml docircng copolyme cntildea laurylmethacrylat vmicro

styren lmicrom chEcirct hEcircp thocirc Copolyme sIuml regminusicircc tsup1o thmicronh nhdivideng hsup1t nhaacute catilde choslasha

ccedilc hsup1t sfrac34t totilde kYacutech thminusiacutec nano nordfn dOcirc dmicrong phun vmicroo khu vugravec dCcedilu trmicron vmicro dOcirc

dmicrong thu haringi sau khi regmiddot hEcircp thocirc dCcedilu braquong totilde trminusecircng cntildea nam chcopym

Copolyme nmicroy sIuml hEcircp thocirc dCcedilu vmicroo trong msup1ng lminusiacutei khlaquong gian cntildea mtimesnh nhecirc

gegravec lauryl minusa dCcedilu vmicro gidivide lsup1i trong polyme ta sIuml diumlng nam chcopym catilde totilde trminusecircng

msup1nh hoacutet ccedilc hsup1t nmicroy lordfn Nhminus vEumly viOumlc phun copolyme dsup1ng hsup1t vmicroo khu

vugravec dCcedilu trmicron nmicroy catilde thOacute lmicrom ssup1ch cpara ccedilc vOtildet dCcedilu loang cugravec nhaacute hay cpara khuvugravec dCcedilu trmicron liacuten ViOumlc catilde thOacute thu haringi sau khi souml docircng trcedilnh regminusicircc viOumlc

copolyme sau khi hEcircp thocirc nAEligng hnotn nminusiacutec catilde thOacute chtimesm xuegraveng regcedily biOacuten gcopyy

ccedilc hEumlu qupara mlaquoi trminusecircng vOgrave sau

ViOumlc nghiordfn coslashu vmicro regminusa vmicroo souml docircng ccedilc copolyme catilde choslasha thmicronh phCcediln

alkylacrylat trong xouml lyacute mlaquoi trminusecircng lmicro meacutet regOgrave tmicroi miacutei regminusicircc meacutet segrave nnoti trordfn

thOtilde giiacutei bfrac34t regCcedilu nghiordfn coslashuVtimes vEumly choacuteng tlaquoi hy vaumlng sIuml tsup1o regminusicircc hsup1t

copolyme cntildea laurylmethacrylat vmicro styren catilde choslasha hsup1t sfrac34t totilde kYacutech thminusiacutec nano

catilde khpara numlng hEcircp thocirc dCcedilu cao

II- sectAEligc regiOacutem cntildea vEumlt liOumlu polyme hEcircp thocirc dCcedilu

VEumlt liOumlu polyme souml docircng regOacute hEcircp thocirc dCcedilu thminusecircng taringn tsup1i euml dsup1ng gel natilde

catilde thOacute trminusnotng nhminusng khlaquong tan trong dCcedilu hay dung mlaquoi hdivideu cnot khlaquong phcopyn

cugravec vmicro phparai homicron tomicron kTHORN nminusiacutec Ngminusecirci ta cszlign gaumli losup1i vEumlt liOumlu nmicroy lmicroorganogel regatilde chYacutenh lmicro gel trminusnotng trong dung mlaquoi hdivideu cnot Khi tiOtildep xoacutec viacutei

dung mlaquoi hdivideu cnot khlaquong phcopyn cugravec ccedilc thmicronh phCcediln chEcirct laacuteng sIuml khuOtildech tcediln vmicroo

cEcircu troacutec bordfn trong msup1ng lminusiacutei vmicro regminusicircc gidivide lsup1i trong regatilde Tuuacute theo regeacute trminusnotng

mmicro gel catilde bOgrave ngomicroi giegraveng nhminus cao su gelatin hay dsup1ng rfrac34n nhminus gsup1ch nOtildeu regeacute

trminusnotng cntildea natilde rEcirct thEcircp [11]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei10

Msup1ng lminusiacutei polyme catilde cEcircu troacutec khlaquong gian ba chiOgraveu tsup1o nordfn dsup1ng gel

regatilde catilde oslashng docircng rEcirct reacuteng rmiddoti TYacutenh chEcirct minusa dCcedilu kTHORN nminusiacutec cntildea vEumlt liOumlu regmiddot regminusicircc

oslashng docircng thmicronh claquong trong nhiOgraveu lUumlnh vugravec lmicrom mmicrong chegraveng thEcircm nminusiacutec souml

docircng lmicrom mmicrong sfrac34c kyacute trong thiOtildet bTHORN rego sfrac34c kyacute lmicrom chEcirct hEcircp thocirc trong lUumlnh

vugravec dminusicircc phEgravem sinh haumlc claquong nghiOumlp hocedil chEcirct nlaquong nghiOumlp lmicrom nOgraven cho

chEcirct xoacutec tcedilc hoAEligc chEcirct aelign regTHORNnh enzym hay nOgraven trong thiOtildet bTHORN trao regaeligi ion [4]

sectmiddot catilde rEcirct nhiOgraveu claquong trtimesnh nghiordfn coslashu chOtilde tsup1o ra vEumlt liOumlu polyme diumlng

regOacute hEcircp thocirc ccedilc chEcirct hdivideu cnot dCcedilu maacute lan trmicron trordfn mAEligt nminusiacutec sectiOacuten htimesnh lmicro

nhatildem ccedilc polyme regminusicircc tsup1o ra trordfn cnot seuml triumlng hicircp hay regaringng triumlng hicircp ccedilcdEacuten xuEcirct alkylacrylat alkylmetacrylat vmicro ccedilc hicircp chEcirct dEacuten xuEcirct cntildea vszligng

thnotm secteacute mOgravem dIcirco vmicro khpara numlng trminusnotng neuml trong dung mlaquoi khlaquong phcopyn cugravec lmicro

nhdivideng regAEligc regiOacutem quan traumlng bao hmicrom cpara tYacutenh chEcirct lyacute hocedil cntildea vEumlt liOumlu polyme

ViOumlc nghiordfn coslashu chOtilde tsup1o vEumlt liOumlu polyme catilde khpara numlng hEcircp thocirc dCcedilu cao oslashng

docircng trong xouml lyacute mlaquoi trminusecircng regmiddot regminusicircc biOtildet regOtilden totilde lcopyu nhminusng regOtilden nay vEacuten thu

hoacutet nhiOgraveu nhmicro khoa haumlc do khpara numlng oslashng docircng reacuteng rmiddoti cntildea natilde ViOumlc tiOtildep tocircc

nghiordfn coslashu nhraquom tsup1o ra claquong nghOuml regnotn giparan hnotn homicron thiOumln thordfm tYacutenh chEcirct

vmicro khpara numlng oslashng docircng cntildea vEumlt liOumlu [6]

III - CEcircu tsup1o vmicro tYacutenh chEcirct cntildea polyme hEcircp thocirc dCcedilu

Polyme hEcircp thocirc dCcedilu catilde cEcircu tsup1o totilde ccedilc phcopyn touml polyme regminusicircc khcopyu msup1ch

beumli ccedilc tcedilc nhcopyn khcopyu msup1ch lmicro ccedilc monome lminusigraveng choslashc khlaquong no tsup1o nordfn

polyme catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu sectAEligc regiOacutem cntildea losup1i vEumlt

liOumlu nmicroy lmicro catilde cEcircu troacutec xegravep msup1ng lminusiacutei khlaquong gian ba chiOgraveu mOgravem dIcirco catilde thOacute

co lsup1i khi chminusa hEcircp thocirc dCcedilu vtimes thOtilde thOacute tYacutech ban regCcedilu cntildea choacuteng thminusecircng nhaacute

thuEumln tiOumln cho viOumlc chuyordfn cheuml bparao quparan euml trsup1ng thcedili nmicroy polyme catilde thOacute

phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec khi tiOtildep xoacutec viacutei dCcedilu naeligi trordfn mAEligt nminusiacutec dCcedilu sIuml

khuOtildech tcediln vmicroo trong msup1ng lminusiacutei khlaquong gian vmicro nraquom trong regatilde Khpara numlng hEcircp

thocirc dCcedilu cntildea vEumlt liOumlu regminusicircc xem nhminus lmicro do tcedilc docircng cntildea lugravec Van Der Waals

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei11

gidividea ccedilc nhatildem minusa dCcedilu vmicro dCcedilu naeligi trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei

khlaquong gian ba chiOgraveu (dsup1ng gel) catilde khpara numlng co dmiddotn tegravet nordfn dCcedilu dOcirc dmicrong

khuOtildech tcediln vmicroo cEcircu troacutec khlaquong gian bordfn trong cntildea msup1ng lminusiacutei CEcircu troacutec khlaquong

gian nmicroy regminusicircc xem nhminus lmicro ccedili bEacutey dCcedilu Trong qucedil trtimesnh trminusnotng hai hiOumln tminusicircng

xparay ra regaringng thecirci sugrave thcopym nhEumlp cntildea dCcedilu vmicroo ccedilc khoparang khlaquong gian bordfn

trong cntildea cEcircu troacutec polyme vmicro tiOtildep theo lmicro sugrave dmiddotn cntildea msup1ch polyme Sugrave dmiddotn

msup1ch phocirc thueacutec vmicroo ccedilc lugravec tminusnotng tcedilc bordfn trong cEcircu troacutec polyme trordfn thugravec tOtilde

regcopyy lmicro lugravec regEgravey Lugravec regEgravey nmicroy lmicro kOtildet qupara cntildea ccedilc lugravec khcedilc nhau nhminus lugravec lminusigraveng

cugravec lugravec Van Der Waals lugravec phcopyn touml sectAEligc trminusng tYacutenh trminusnotng cntildea gel regminusicirccquyOtildet regTHORNnh beumli sugrave ccopyn braquong gidividea hai losup1i lugravec lugravec trminusnotng gcopyy nordfn beumli cedilp suEcirct

thEgravem thEcircu vmicro ccedilc lugravec khcedilc catilde trong gel [812]

Yordfu cCcedilu chung regAEligt ra khi chOtilde tsup1o vEumlt liOumlu hEcircp thocirc dCcedilu lmicro khpara numlng hEcircp

thocirc dCcedilu liacuten tegravec regeacute hEcircp thocirc dCcedilu cao phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec dOcirc thu haringi

sau khi regmiddot hEcircp thocirc tegravei rega catilde thOacute nhpara hEcircp thocirc vmicro souml docircng lsup1i nhiOgraveu lCcediln sau khi

nhpara hEcircp thocirc

Khpara numlng hEcircp thocirc dCcedilu cntildea polyme phocirc thueacutec nhiOgraveu yOtildeu tegrave nhiOumlt regeacute

cntildea qucedil trtimesnh triumlng hicircp regaringng triumlng hicircp naringng regeacute chEcirct kheumli regCcedilu tucirc lOuml regminusnotng

lminusicircng monome vmicro mEumlt regeacute tsup1o lminusiacutei trong copolyme khpara numlng cedili lugravec viacutei dCcedilu

cntildea ccedilc nhatildem catilde mAEligt trong cEcircu troacutec cntildea polyme

Meacutet thmicronh phCcediln quan traumlng regOacute tsup1o nordfn cEcircu troacutec vEumlt liOumlu polyme catilde khpara

numlng trminusnotng neuml mmicro khlaquong tan trong dung mlaquoi lmicro sugrave catilde mAEligt cntildea tcedilc nhcopyn tsup1o

lminusiacutei Thlaquong thminusecircng chEcirct tsup1o lminusiacutei diumlng trong qucedil trtimesnh triumlng hicircp regaringng triumlnghicircp polyme hEcircp thocirc dCcedilu lmicro divinylbenzen etylen glycol dimetacrylat lmicro ccedilc

monome lminusigraveng choslashc Hmicrom lminusicircng ccedilc chEcirct nmicroy trong thmicronh phCcediln polyme lmicro

khlaquong liacuten chOslash chiOtildem vmicroi phCcediln trumlm nhminusng catilde vai trszlig rEcirct quan traumlng sugrave thay

regaeligi hmicrom lminusicircng cntildea natilde lmicrom paranh hminuseumlng rEcirct liacuten regOtilden cEcircu troacutec bordfn trong msup1ng

lminusiacutei polyme regeacute mOgravem dIcirco cntildea vEumlt liOumlu regiOgraveu nmicroy liordfn quan trugravec tiOtildep tiacutei khpara

numlng hEcircp thocirc dCcedilu [13-15]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei12

secteacute trminusnotng lmicro tYacutenh chEcirct quan traumlng nhEcirct cntildea gel beumli phCcediln liacuten ccedilc tYacutenh chEcirct

khcedilc cntildea vEumlt liOumlu hEcircp thocirc dCcedilu regOgraveu liordfn quan regOtilden regeacute trminusnotng Catilde nhiOgraveu ccedilch

khcedilc nhau regOacute xcedilc regTHORNnh regeacute trminusnotng tuy nhiordfn phminusnotng phcedilp regcedilnh gicedil regeacute trminusnotng

thlaquong qua traumlng lminusicircng taacute ra thYacutech hicircp nhEcirct do sugrave phcedilt triOacuten cntildea ccedilc phminusnotng

phcedilp rego traumlng lminusicircng trong thecirci gian gCcediln regcopyy

IV- Phminusnotng phcedilp taeligng hicircp vEumlt liOumlu cao phcopyn touml

IV1- phparan oslashng triumlng hicircp vmicro ccedilc yOtildeu tegrave paranh hminuseumlng

1- Phparan oslashng triumlng hicircp

Qucedil trtimesnh triumlng hicircp cntildea hai hay nhiOgraveu monome khcedilc nhau regOacute tsup1o

thmicronh hicircp chEcirct cao phcopyn touml gaumli lmicro regaringng triumlng hicircp sectsup1i phcopyn touml nhEumln regminusicircc totilde

qucedil trtimesnh regaringng triumlng hicircp regminusicircc gaumli lmicro copolyme Thmicronh phCcediln cEcircu tsup1o cntildea

copolyme choslasha ccedilc mfrac34t xYacutech tsup1o nordfn totilde ccedilc monome ban regCcedilu liordfn kOtildet viacutei

nhau tucopyn theo meacutet trEumlt tugrave nhEcirct regTHORNnh Phparan oslashng regaringng triumlng hicircp thminusecircng regminusicircc

souml docircng regOacute tsup1o ra ccedilc vEumlt liOumlu polyme catilde ccedilc tYacutenh chEcirct lyacute hocedil cCcediln thiOtildet mmicro

phparan oslashng triumlng hicircp khlaquong thOacute tsup1o ra regminusicircc sectOacute regsup1t regminusicircc sparan phEgravem theo yordfu

cCcedilu cCcediln phparai nghiordfn coslashu lugravea chaumln nguyordfn liOumlu ban regCcedilu cograveng nhminus phminusnotng

phcedilp taeligng hicircp thYacutech hicircp

Tucirc lOuml ccedilc cEcircu touml ban regCcedilu catilde mAEligt trong sparan phEgravem thu regminusicircc totilde qucedil trtimesnh

regaringng triumlng hicircp thay regaeligi trong giiacutei hsup1n reacuteng tuuacute thueacutec vmicroo khpara numlng hosup1t hocedil

cntildea ccedilc monome ban regCcedilu tham gia phparan oslashng

ViOumlc xcedilc regTHORNnh khpara numlng phparan oslashng cntildea ccedilc monome trong qucedil trtimesnh

regaringng triumlng hicircp catilde yacute nghUumla thugravec tOtilde hmicrong regCcedilu Khi biOtildet regminusicircc regiOgraveu nmicroy catilde thOacutexcedilc regTHORNnh vmicro tYacutenh tocediln regminusicircc diOcircn biOtilden cntildea tomicron beacute qucedil trtimesnh regaringng triumlng hicircp

a- Phparan oslashng triumlng hicircp gegravec

Phparan oslashng triumlng hicircp ccedilc hicircp chEcirct khlaquong no nhminus olefin ccedilc dien ccedilc

dEacuten xuEcirct chminusa no cntildea axit trong sugrave catilde mAEligt cntildea gegravec tugrave do vmicro sugrave liacuten lordfn cntildea

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei13

msup1ch phcopyn touml bfrac34t regCcedilu braquong sugrave kOtildet hicircp cntildea monome viacutei gegravec tugrave do regOacute htimesnh

thmicronh regsup1i phcopyn touml

Ccedilc phparan oslashng xparay ra trong qucedil trtimesnh triumlng hicircp

Khnoti mmicroo

Kd(R)22R

(1)

(R)2 lmicro ccedilc hicircp chEcirct catilde khpara numlng tsup1o gegravec tugrave do

Phcedilt triOacuten msup1ch

R + CH2=CH X

Ki

RCH

2

X

CH

R- CH2-CH +

X

CH2=CH

X

KpR-CH2-CH-CH2-CH

X X

R CH2 CH CH2 CH + CH2=CH

X X X

n-1R CH2 CH CH2 CH

X X

n

2 R CH2 CH R CH

2 CH CH CH

2 R

2Ktc

X X X

2R CH2 CH R CH=CH + R CH2 CH2

X X X

2Ktd

euml regcopyy

Kd lmicro hraquong segrave tegravec regeacute phparan oslashng phcopyn huucirc chEcirct kheumli regCcedilu

Ki lmicro hraquong segrave tegravec regeacute kheumli regCcedilu phparan oslashng

Kp lmicro hraquong segrave tegravec regeacute phcedilt triOacuten msup1ch

Ktc lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch do kOtildet hicircp

Ktd lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch khlaquong ccopyn regegravei

bullR lmicro trung tcopym hosup1t regeacuteng

(2)

(3)

(4)

(5)

(6)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

20

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80

100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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60

80

100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

4

6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei3

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng

hicircp 36

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

37

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp 38

4- paranh hminuseumlng cntildea tucirc lOuml styren laurylmetacrylat regOtilden qucedil trtimesnh regaringng triumlng

hicircp 39

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme 40

1- paranh hminuseumlng cntildea tucirc lOuml monome 40

2- paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei 41

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu 42

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc

nhau 43

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicrokhlaquong catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei toluen) 44

KOtildet luEumln 45

KOtildet qupara rego phaelig haringng ngosup1i 46

Lecirci cparam notn 49

Tmicroi liOumlu tham khparao 55

KOtildet qupara chocircp SEM cntildea polyme catilde vmicro khlaquong catilde

sfrac34t totilde 50

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei4

Meuml regCcedilu

laquo nhiOcircm mlaquoi trminusecircng trordfn thOtilde giiacutei vmicro trong nminusiacutec ngmicroy cmicrong trCcedilm traumlng

ccedilc hosup1t regeacuteng cntildea lomicroi ngminusecirci regmiddot dCcediln phcedil huucirc mlaquoi sinh mlaquoi trminusecircng xung

quanh choacuteng ta VEcircn regOgrave laquo nhiOcircm do rszlig rOslash dCcedilu vmicro regAEligc biOumlt lmicro ccedilc vocirc trmicron dCcedilu

regfrac34m tmicrou lmicro thparam cparanh viacutei ccedilc sinh vEumlt biOacuten Trong lUumlnh vugravec xouml lyacute ccedilc laquo nhiOcircm

nguaringn nminusiacutec do dCcedilu gcopyy ra thtimes viOumlc tcedilch dCcedilu ra khaacutei nminusiacutec lmicro claquong viOumlc chntilde yOtildeu

Trordfn thOtilde giiacutei regmiddot catilde ccedilc nghiordfn coslashu vOgrave ccedilc vEumlt liOumlu oslashng docircng trong viOumlc nmicroy

nhminus silic dioxit than hosup1t tYacutenh beacutet giEcircy sicirci polypropylene Meacutet trongnhdivideng vEumlt liOumlu regminusicircc souml docircng lmicro sparan phEgravem cntildea phparan oslashng regaringng triumlng hicircp vinyl

monome catilde choslasha ccedilc nhatildem kTHORN nminusiacutec nhminus butyl methacrylat lauryl

methacylatHay dEacuten xuEcirct cntildea vszligng thnotm thlaquong qua phparan oslashng triumlng hicircp

hoAEligc regaringng triumlng hicircp Ccedilc sparan phEgravem nmicroy khlaquong chOslash catilde tcedilc docircng hEcircp thocirc dCcedilu

mmicro cszlign regminusicircc oslashng docircng reacuteng rmiddoti trong nlaquong nghiOumlp y tOtilde vmicro nhiOgraveu ngmicronh claquong

nghiOumlp khcedilc

sectAEligc biOumlt trong nhdivideng numlm gCcediln regcopyy ciumlng viacutei sugrave phcedilt triOacuten cntildea claquong nghOuml

nano nhiOgraveu losup1i vEumlt liOumlu miacutei ra regecirci viacutei ccedilc tYacutenh chEcirct naeligi treacutei hoAEligc thay regaeligi

hfrac14n so viacutei dsup1ng mEacuteu khegravei cntildea vEumlt liOumlu tminusnotng oslashng NhiOgraveu nhmicro khoa haumlc regmiddot

nghiordfn coslashu vmicro thEcircy rraquong khi tiOtilden hmicronh triumlng hicircp hay regaringng triumlng hicircp ccedilc

monome catilde nhatildem kTHORN nminusiacutec khi catilde mAEligt ccedilc hsup1t sfrac34t totilde thtimes hiOumlu qupara hEcircp thocirc dCcedilu

tumlng lordfn rEcirct regcedilng kOacute Hnotn ndividea sugrave catilde mAEligt cntildea sfrac34t totilde trong polyme sIuml lmicrom dOcirc

dmicrong hnotn viOumlc thu haringi ccedilc sparan phEgravem polyme sau khi regmiddot hEcircp thocirc dCcedilu ViOumlc

taeligng hicircp viacutei ccedilc kYacutech thminusiacutec nano cograveng lmicro meacutet trong nhdivideng neacutei dung cntildea regaring

cediln khi euml kYacutech cigrave nano ccedilc hiOumlu oslashng bOgrave mAEligt tumlng lordfn rEcirct regcedilng kOacute vtimes theo meacutet

segrave tmicroi liOumlu thtimes sugrave catilde mAEligt cntildea hsup1t nano sfrac34t totilde lmicrom khpara numlng hEcircp thocirc dCcedilu sIuml tumlng

lordfn ChYacutenh vtimes vEumly trong luEumln vumln nmicroy choacuteng tlaquoi tiOtilden hmicronh regaringng triumlng hicircp

lauryl methacrylat viacutei styren catilde mAEligt cntildea chEcirct tsup1o lminusiacutei vmicro ccedilc hsup1t nano sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei5

nhraquom tsup1o ra meacutet vEumlt liOumlu miacutei catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc thu haringi sau khi

xouml lyacute mlaquoi trminusecircng

ViOumlc chOtilde tsup1o vEumlt liOumlu nmicroy sIuml meuml cho choacuteng tlaquoi meacutet hminusiacuteng miacutei trong

nghiordfn coslashu oslashng docircng trong thugravec tiOcircn meacutet vEcircn regOgrave mmicro viacutei nminusiacutec ta regang lmicro

nhdivideng boslashc xoacutec nhEcirct

Neacutei dung vmicro phsup1m vi cntildea vEcircn regOgrave sIuml regi scopyu nghiordfn coslashu giparai quyOtildet vmicro

triOacuten vaumlng sIuml regsup1t regminusicircc

+ Nghiordfn coslashu regeacuteng haumlc cntildea qucedil trtimesnh regaringng triumlng hicircp lauryl methacrylatstyren viacutei sugrave catilde mAEligt cntildea ccedilc chEcirct tsup1o lminusiacutei vmicro ccedilc hsup1t nano sfrac34t totilde ccedilc yOtildeu tegrave

paranh hminuseumlng nhminus nhiOumlt regeacute cedilp suEcirct tucirc lOuml ccedilc cEcircu touml tham gia phparan oslashng ccedilc chEcirct

xoacutec tcedilc chEcirct khnoti mmicroo Totilde regatilde ttimesm ra regminusicircc phminusnotng phcedilp taeligng hicircp hiOumlu qupara

nhEcirct cho qucedil trtimesnh taeligng hicircp

+ Nghiordfn coslashu taeligng hicircp ccedilc hsup1t nano sfrac34t totilde braquong ccedilc phminusnotng phcedilp

- phminusnotng phcedilp nghiOgraven

- phminusnotng phcedilp oxy hocedil

- phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

- Phminusnotng phcedilp regaringng kOtildet tntildea

+ Hosup1t hocedil bOgrave mAEligt sfrac34t totilde braquong axit oleic

+ ChOtilde tsup1o vEumlt liOumlu nano compozit sfrac34t totilde oslashng docircng trong xouml lyacute dCcedilukhparao scedilt ccedilc paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea ccedilc yOtildeu tegrave nhminus tucirc lOuml monome hmicrom lminusicircng chEcirct khnoti

mmicroo hmicrom lminusicircng chEcirct tsup1o lminusiacutei thecirci gian triumlng hicircp

+ Nghiordfn coslashu khparao scedilt khpara numlng hEcircp thocirc dCcedilu (khpara numlng trminusnotng trong

dCcedilu) cntildea vEumlt liOumlu taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei6

Chminusnotng I Taeligng quan

Indash Ttimesnh htimesnh laquo nhiOcircm dCcedilu vmicro ccedilc biOumln phcedilp khfrac34c phocircc

HiOumln tminusicircng dCcedilu trmicron lmicro nguyordfn nhcopyn lmicrom cho mlaquoi trminusecircng treuml nordfn laquo

nhiOcircm nAEligng nOgrave Sugrave thiOumlt hsup1i mmicro natilde gcopyy nordfn thEumlt khatilde catilde thOacute lminusecircng regminusicircc vmicro gcopyy

ra tcedilc hsup1i lcopyu dmicroi catilde thOacute dEacuten regOtilden sugrave diOumlt vong cntildea ccedilc lomicroi sinh vEumlt biOacuten

Hmicrong numlm lminusicircng dCcedilu maacute thEcirct thocedilt do trmicron dCcedilu rszlig rOslash gimicron khoan regminusecircng egraveng

dEacuten vmicro qucedil trtimesnh chuyordfn cheuml chiOtildem tiacutei hnotn 2 taeligng lminusicircng dCcedilu souml docircng cntildea

tomicron thOtilde giiacutei [7] Ngomicroi sugrave thiOumlt hsup1i vOgrave kinh tOtilde thtimes vEcircn regOgrave laquo nhiOcircm mlaquoi trminusecircnglmicro megravei quan tcopym liacuten regegravei viacutei hCcedilu hOtildet ccedilc nminusiacutec catilde nguaringn dCcedilu maacute cograveng nhminus ccedilc

nminusiacutec souml docircng nhiOgraveu nguaringn nguyordfn liOumlu nmicroy

Khi dCcedilu thlaquo vmicro ccedilc sparan phEgravem dCcedilu maacute trmicron ra mlaquoi trminusecircng thtimes sIuml gcopyy phcedil

huucirc nhiOgraveu hOuml sinh thcedili khcedilc nhau DCcedilu thlaquo khi bTHORN trmicron ra mlaquoi trminusecircng biOacuten sIuml

lnot loumlng trordfn mAEligt nminusiacutec beumli tucirc traumlng cntildea natilde nhaacute hnotn nminusiacutec biOacuten Tucirc traumlng trung

btimesnh cntildea dCcedilu khoparang 083 ndash 095 gcm

3

trong khi regatilde cntildea nminusiacutec nguyordfn chEcirctlmicro 0998 gcm3 vmicro cntildea nminusiacutec biOacuten lmicro 1025 gcm3 ChYacutenh vtimes vEumly mmicro ccedilc lomicroi

chim khi sumln maringi trordfn biOacuten bTHORN ngEcircm dCcedilu vmicro cuegravei ciumlng bTHORN chOtildet MAEligt khcedilc khi

dCcedilu lnot loumlng trordfn mAEligt nminusiacutec natilde sIuml lmicrom giparam lminusicircng O2 homicro tan trong nminusiacutec gcopyy

paranh hminuseumlng regOtilden regecirci segraveng cntildea nhiOgraveu sinh vEumlt khcedilc segraveng trong mlaquoi trminusecircng nminusiacutec

Ta catilde thOacute lEcircy vYacute docirc vOgrave sugrave kiOumln trmicron dCcedilu ldquoTorrey Canyonrdquo euml becirc biOacuten nminusiacutec Anh

numlm 1967 lmicrom 10000 con chim bTHORN nhiOcircm dCcedilu vmicro 90 segrave chim nmicroy bTHORN chOtildet

trminusiacutec khi becirc biOacuten nmicroy regminusicircc lmicrom ssup1ch Viacutei sugrave phcedil huucirc mlaquoi trminusecircng nghiordfm

traumlng nhminus vEumly nordfn vEcircn regIgrave nmicroy khiOtilden khlaquong chOslash ngmicronh dCcedilu khYacute mmicro nhiOgraveu

ngmicronh khoa haumlc khcedilc cograveng regmiddot quan tcopym ttimesm ccedilch regOacute khfrac34c phocircc vmicro giparai quyOtildet

Ccedilc nhmicro khoa haumlc regmiddot cegrave gfrac34ng ttimesm ra nhiOgraveu ccedilch regOacute lmicrom ssup1ch ccedilc nguaringn

nminusiacutec bTHORN laquo nhiOcircm dCcedilu Meacutet segrave phminusnotng phcedilp regmiddot regminusicircc nghiordfn coslashu souml docircng nhminus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei7

1- Phminusnotng phcedilp cnot haumlc

euml Muuml thminusecircng souml docircng 3 phminusnotng phcedilp cnot haumlc sau regOacute thu gom dCcedilu trmicron

a - Phao gidivide dCcedilu (booms)

sectcopyy lmicro phminusnotng phcedilp dOcirc dmicrong lmicrom ssup1ch dCcedilu khi natilde nraquom trong meacutet khu

vugravec thiOtildet bTHORN nmicroy regminusicircc gaumli lmicro ccedilc hmicrong rmicroo ngumln chAElign regOcirc gidivide dCcedilu trmicron ra hay

naeligi trordfn mAEligt nminusiacutec euml lsup1i trong meacutet khu vugravec Phao chfrac34n nmicroy naeligi trordfn mAEligt nminusiacutec

vmicro catilde 3 phCcediln phCcediln tugrave do naeligi trordfn mAEligt nminusiacutec ngumln khlaquong cho dCcedilu thocedilt ra theo

nminusiacutec euml phYacutea trordfn rmicroo chfrac34n phCcediln thoslash hai nraquom euml phYacutea dminusiacutei rmicroo chfrac34n ngumlnkhlaquong cho dCcedilu theo nminusiacutec thocedilt ra euml bordfn dminusiacutei rmicroo chfrac34n phCcediln thoslash 3 lmicro nhdivideng

sicirci ccedilp hay dcopyy regOacute liordfn kOtildet gidivide chAEligt ccedilc phao lsup1i viacutei nhau Ccedili phao chfrac34n nmicroy

sIuml vszligng xung quanh khu vugravec dCcedilu trmicron vmicro gidivide natilde lsup1i regatilde Totilde regatilde catilde thOacute diumlng ccedilc

phminusnotng phcedilp khcedilc regOacute thu haringi dCcedilu

b - Mcedily hoacutet dCcedilu (skimmer)

Viacutei phminusnotng phcedilp nmicroy ta cograveng catilde thOacute diumlng dOacute thu haringi dCcedilu trmicron ThiOtildet bTHORNnmicroy hosup1t regeacuteng nhminus thiOtildet bTHORN lmicrom ssup1ch chcopyn khlaquong natilde hEcircp thocirc dCcedilu trordfn mAEligt viacutei

cedili lugravec hEcircp dEacuten hay phcedil huucirc liordfn kOtildet vEumlt lyacute cntildea dCcedilu viacutei nminusiacutec vmicro dCcedilu regminusicircc gidivide

lsup1i trong meacutet khoang choslasha DCcedilu sIuml regminusicircc mang regi regOacute thu haringi lsup1i sau regatilde dOacute

dmicrong Tuy nhiordfn phminusnotng phcedilp nmicroy chOslash lmicrom viOumlc dOcirc dmicrong nOtildeu dCcedilu khlaquong

loang ra trordfn diOumln tYacutech reacuteng hay dszligng nminusiacutec khlaquong chparay

c - ChEcirct hEcircp thocirc

sectcopyy lmicro nhdivideng vEumlt liOumlu catilde khpara numlng thEcircm chEcirct laacuteng DCcedilu sIuml thEcircm trordfn

bOgrave mAEligt vEumlt liOumlu tsup1o thmicronh totildeng liacutep Nhdivideng vEumlt liOumlu nmicroy sIuml kETHo dCcedilu ra khaacutei

nminusiacutec meacutet ccedilch dOcirc dmicrong Vtimes thOtilde mmicro choacuteng regminusicircc regAEligt euml nhdivideng becirc biOacuten nnoti xparay

ra sugrave cegrave trmicron dCcedilu hoAEligc regminusicircc phun trugravec tiOtildep lordfn khu vugravec dCcedilu trmicron VEumlt liOumlu hEcircp

thocirc nmicroy trlaquong rEcirct giegraveng nhminus khumln giEcircy Natilde cszlign catilde thOacute hEcircp thocirc dCcedilu totilde regcedil hay

cpara khi choacuteng bcedilm trordfn cnot thOacute regeacuteng thugravec vEumlt Tuy nhiordfn catilde meacutet vEcircn regOgrave quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei8

traumlng khcedilc lmicro khi hEcircp thocirc choacuteng sIuml nAEligng hnotn nminusiacutec nordfn choacuteng sIuml chtimesm

xuegraveng phYacutea dminusiacutei regcedily biOacuten vmicro lmicrom paranh hminuseumlng xEcircu regOtilden sugrave segraveng cntildea regeacuteng vEumlt

nnoti regatilde

2- Phminusnotng phcedilp hocedil haumlc

Nhdivideng chEcirct hocedil haumlc regminusicircc souml docircng euml regcopyy trlaquong nhminus ccedilc chEcirct tEgravey roumla ta

thminusecircng diumlng Phminusnotng phcedilp nmicroy chOslash souml docircng regOacute losup1i baacute dCcedilu trong meacutet khu vugravec

nhaacute khi mmicro dCcedilu taringn tsup1i dminusiacutei dsup1ng nhdivideng giaumlt laacuteng phcopyn tcediln hay treacuten lEacutenVEcircn

regOgrave cntildea phminusnotng phcedilp nmicroy lmicro khi nhdivideng hicircp chEcirct hocedil haumlc nmicroy sIuml phcopyn huucirc gcopyy

phcedil huucirc mlaquoi trminusecircng biOacuten vmicro sIuml phcopyn tcediln vmicroo trong cnot thOacute regeacuteng vEumlt gcopyy nguy

cnot nhiOcircm regeacutec vOgrave sau cho ccedilc lomicroi vEumlt vmicro con ngminusecirci khi souml docircng choacuteng lmicrom

thoslashc umln

3- Phminusnotng phcedilp vEumlt lyacute

Ta catilde thOacute regegravet chcedily dCcedilu braquong khlaquong khYacute Phminusnotng phcedilp nmicroy catilde thOacute lmicrom ssup1ch

dCcedilu regOtilden 98 khi dCcedilu trmicron catilde regeacute dmicroy khlaquong qucedil 3 mm Phminusnotng phcedilp nmicroy regmiddot regminusicircc

thouml nghiOumlm thmicronh claquong euml Canada Trong suegravet chiOtilden tranh viumlng vTHORNnh mAEligc diuml dCcedilu

regminusicircc regegravet rEcirct nhiOgraveu nhminusng khlaquong gcopyy ra sugrave cegrave laquo nhiOcircm khlaquong khYacute Tuy nhiordfn

phminusnotng phcedilp nmicroy cCcediln phparai regminusicircc kiOacutem tra kuuml lminusigraveng trminusiacutec khi souml docircng

4- Phminusnotng phcedilp sinh haumlc

Catilde nhiOgraveu losup1i vi khuEgraven vmicro nEcircm trong tugrave nhiordfn catilde thOacute phcopyn huucirc dCcedilu

Nhminusng qucedil trtimesnh phcopyn huucirc xparay ra cugravec ktimes chEumlm phparai mEcirct rEcirct nhiOgraveu numlm miacutei

phcopyn huucirc regugraveoc vmicroi microgam Vtimes thOtilde khlaquong thOacute diumlng phminusnotng phcedilp nmicroy regOacute xouml

lyacute dCcedilu trmicron vtimes lminusicircng dCcedilu qucedil liacuten

Ccedilc phminusnotng phcedilp xouml lyacute dCcedilu trmicron hiOumln nay rEcirct tegraven kETHm mmicro khlaquong thOacute

thu haringi hOtildet lminusicircng dCcedilu trmicron trlaquoi naeligi trordfn mAEligt nminusiacutec Vtimes vEumly choacuteng tlaquoi regmiddot quyOtildet

regTHORNnh nghiordfn coslashu regOacute tsup1o ra meacutet losup1i vEumlt liOumlu cao phcopyn touml mang totilde tYacutenh catilde khpara

numlng hEcircp thocirc dCcedilu Phminusnotng phcedilp nmicroy votildea catilde thOacute lmicrom ssup1ch dCcedilu tegravei rega mmicro lsup1i

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei9

khlaquong gcopyy taelign hsup1i regOtilden mlaquoi trminusecircng segraveng cntildea ccedilc lomicroi regeacuteng thugravec vEumlt khcedilc Viacutei

phminusnotng phcedilp nmicroy choacuteng tlaquoi souml docircng copolyme cntildea laurylmethacrylat vmicro

styren lmicrom chEcirct hEcircp thocirc Copolyme sIuml regminusicircc tsup1o thmicronh nhdivideng hsup1t nhaacute catilde choslasha

ccedilc hsup1t sfrac34t totilde kYacutech thminusiacutec nano nordfn dOcirc dmicrong phun vmicroo khu vugravec dCcedilu trmicron vmicro dOcirc

dmicrong thu haringi sau khi regmiddot hEcircp thocirc dCcedilu braquong totilde trminusecircng cntildea nam chcopym

Copolyme nmicroy sIuml hEcircp thocirc dCcedilu vmicroo trong msup1ng lminusiacutei khlaquong gian cntildea mtimesnh nhecirc

gegravec lauryl minusa dCcedilu vmicro gidivide lsup1i trong polyme ta sIuml diumlng nam chcopym catilde totilde trminusecircng

msup1nh hoacutet ccedilc hsup1t nmicroy lordfn Nhminus vEumly viOumlc phun copolyme dsup1ng hsup1t vmicroo khu

vugravec dCcedilu trmicron nmicroy catilde thOacute lmicrom ssup1ch cpara ccedilc vOtildet dCcedilu loang cugravec nhaacute hay cpara khuvugravec dCcedilu trmicron liacuten ViOumlc catilde thOacute thu haringi sau khi souml docircng trcedilnh regminusicircc viOumlc

copolyme sau khi hEcircp thocirc nAEligng hnotn nminusiacutec catilde thOacute chtimesm xuegraveng regcedily biOacuten gcopyy

ccedilc hEumlu qupara mlaquoi trminusecircng vOgrave sau

ViOumlc nghiordfn coslashu vmicro regminusa vmicroo souml docircng ccedilc copolyme catilde choslasha thmicronh phCcediln

alkylacrylat trong xouml lyacute mlaquoi trminusecircng lmicro meacutet regOgrave tmicroi miacutei regminusicircc meacutet segrave nnoti trordfn

thOtilde giiacutei bfrac34t regCcedilu nghiordfn coslashuVtimes vEumly choacuteng tlaquoi hy vaumlng sIuml tsup1o regminusicircc hsup1t

copolyme cntildea laurylmethacrylat vmicro styren catilde choslasha hsup1t sfrac34t totilde kYacutech thminusiacutec nano

catilde khpara numlng hEcircp thocirc dCcedilu cao

II- sectAEligc regiOacutem cntildea vEumlt liOumlu polyme hEcircp thocirc dCcedilu

VEumlt liOumlu polyme souml docircng regOacute hEcircp thocirc dCcedilu thminusecircng taringn tsup1i euml dsup1ng gel natilde

catilde thOacute trminusnotng nhminusng khlaquong tan trong dCcedilu hay dung mlaquoi hdivideu cnot khlaquong phcopyn

cugravec vmicro phparai homicron tomicron kTHORN nminusiacutec Ngminusecirci ta cszlign gaumli losup1i vEumlt liOumlu nmicroy lmicroorganogel regatilde chYacutenh lmicro gel trminusnotng trong dung mlaquoi hdivideu cnot Khi tiOtildep xoacutec viacutei

dung mlaquoi hdivideu cnot khlaquong phcopyn cugravec ccedilc thmicronh phCcediln chEcirct laacuteng sIuml khuOtildech tcediln vmicroo

cEcircu troacutec bordfn trong msup1ng lminusiacutei vmicro regminusicircc gidivide lsup1i trong regatilde Tuuacute theo regeacute trminusnotng

mmicro gel catilde bOgrave ngomicroi giegraveng nhminus cao su gelatin hay dsup1ng rfrac34n nhminus gsup1ch nOtildeu regeacute

trminusnotng cntildea natilde rEcirct thEcircp [11]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei10

Msup1ng lminusiacutei polyme catilde cEcircu troacutec khlaquong gian ba chiOgraveu tsup1o nordfn dsup1ng gel

regatilde catilde oslashng docircng rEcirct reacuteng rmiddoti TYacutenh chEcirct minusa dCcedilu kTHORN nminusiacutec cntildea vEumlt liOumlu regmiddot regminusicircc

oslashng docircng thmicronh claquong trong nhiOgraveu lUumlnh vugravec lmicrom mmicrong chegraveng thEcircm nminusiacutec souml

docircng lmicrom mmicrong sfrac34c kyacute trong thiOtildet bTHORN rego sfrac34c kyacute lmicrom chEcirct hEcircp thocirc trong lUumlnh

vugravec dminusicircc phEgravem sinh haumlc claquong nghiOumlp hocedil chEcirct nlaquong nghiOumlp lmicrom nOgraven cho

chEcirct xoacutec tcedilc hoAEligc chEcirct aelign regTHORNnh enzym hay nOgraven trong thiOtildet bTHORN trao regaeligi ion [4]

sectmiddot catilde rEcirct nhiOgraveu claquong trtimesnh nghiordfn coslashu chOtilde tsup1o ra vEumlt liOumlu polyme diumlng

regOacute hEcircp thocirc ccedilc chEcirct hdivideu cnot dCcedilu maacute lan trmicron trordfn mAEligt nminusiacutec sectiOacuten htimesnh lmicro

nhatildem ccedilc polyme regminusicircc tsup1o ra trordfn cnot seuml triumlng hicircp hay regaringng triumlng hicircp ccedilcdEacuten xuEcirct alkylacrylat alkylmetacrylat vmicro ccedilc hicircp chEcirct dEacuten xuEcirct cntildea vszligng

thnotm secteacute mOgravem dIcirco vmicro khpara numlng trminusnotng neuml trong dung mlaquoi khlaquong phcopyn cugravec lmicro

nhdivideng regAEligc regiOacutem quan traumlng bao hmicrom cpara tYacutenh chEcirct lyacute hocedil cntildea vEumlt liOumlu polyme

ViOumlc nghiordfn coslashu chOtilde tsup1o vEumlt liOumlu polyme catilde khpara numlng hEcircp thocirc dCcedilu cao oslashng

docircng trong xouml lyacute mlaquoi trminusecircng regmiddot regminusicircc biOtildet regOtilden totilde lcopyu nhminusng regOtilden nay vEacuten thu

hoacutet nhiOgraveu nhmicro khoa haumlc do khpara numlng oslashng docircng reacuteng rmiddoti cntildea natilde ViOumlc tiOtildep tocircc

nghiordfn coslashu nhraquom tsup1o ra claquong nghOuml regnotn giparan hnotn homicron thiOumln thordfm tYacutenh chEcirct

vmicro khpara numlng oslashng docircng cntildea vEumlt liOumlu [6]

III - CEcircu tsup1o vmicro tYacutenh chEcirct cntildea polyme hEcircp thocirc dCcedilu

Polyme hEcircp thocirc dCcedilu catilde cEcircu tsup1o totilde ccedilc phcopyn touml polyme regminusicircc khcopyu msup1ch

beumli ccedilc tcedilc nhcopyn khcopyu msup1ch lmicro ccedilc monome lminusigraveng choslashc khlaquong no tsup1o nordfn

polyme catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu sectAEligc regiOacutem cntildea losup1i vEumlt

liOumlu nmicroy lmicro catilde cEcircu troacutec xegravep msup1ng lminusiacutei khlaquong gian ba chiOgraveu mOgravem dIcirco catilde thOacute

co lsup1i khi chminusa hEcircp thocirc dCcedilu vtimes thOtilde thOacute tYacutech ban regCcedilu cntildea choacuteng thminusecircng nhaacute

thuEumln tiOumln cho viOumlc chuyordfn cheuml bparao quparan euml trsup1ng thcedili nmicroy polyme catilde thOacute

phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec khi tiOtildep xoacutec viacutei dCcedilu naeligi trordfn mAEligt nminusiacutec dCcedilu sIuml

khuOtildech tcediln vmicroo trong msup1ng lminusiacutei khlaquong gian vmicro nraquom trong regatilde Khpara numlng hEcircp

thocirc dCcedilu cntildea vEumlt liOumlu regminusicircc xem nhminus lmicro do tcedilc docircng cntildea lugravec Van Der Waals

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei11

gidividea ccedilc nhatildem minusa dCcedilu vmicro dCcedilu naeligi trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei

khlaquong gian ba chiOgraveu (dsup1ng gel) catilde khpara numlng co dmiddotn tegravet nordfn dCcedilu dOcirc dmicrong

khuOtildech tcediln vmicroo cEcircu troacutec khlaquong gian bordfn trong cntildea msup1ng lminusiacutei CEcircu troacutec khlaquong

gian nmicroy regminusicircc xem nhminus lmicro ccedili bEacutey dCcedilu Trong qucedil trtimesnh trminusnotng hai hiOumln tminusicircng

xparay ra regaringng thecirci sugrave thcopym nhEumlp cntildea dCcedilu vmicroo ccedilc khoparang khlaquong gian bordfn

trong cntildea cEcircu troacutec polyme vmicro tiOtildep theo lmicro sugrave dmiddotn cntildea msup1ch polyme Sugrave dmiddotn

msup1ch phocirc thueacutec vmicroo ccedilc lugravec tminusnotng tcedilc bordfn trong cEcircu troacutec polyme trordfn thugravec tOtilde

regcopyy lmicro lugravec regEgravey Lugravec regEgravey nmicroy lmicro kOtildet qupara cntildea ccedilc lugravec khcedilc nhau nhminus lugravec lminusigraveng

cugravec lugravec Van Der Waals lugravec phcopyn touml sectAEligc trminusng tYacutenh trminusnotng cntildea gel regminusicirccquyOtildet regTHORNnh beumli sugrave ccopyn braquong gidividea hai losup1i lugravec lugravec trminusnotng gcopyy nordfn beumli cedilp suEcirct

thEgravem thEcircu vmicro ccedilc lugravec khcedilc catilde trong gel [812]

Yordfu cCcedilu chung regAEligt ra khi chOtilde tsup1o vEumlt liOumlu hEcircp thocirc dCcedilu lmicro khpara numlng hEcircp

thocirc dCcedilu liacuten tegravec regeacute hEcircp thocirc dCcedilu cao phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec dOcirc thu haringi

sau khi regmiddot hEcircp thocirc tegravei rega catilde thOacute nhpara hEcircp thocirc vmicro souml docircng lsup1i nhiOgraveu lCcediln sau khi

nhpara hEcircp thocirc

Khpara numlng hEcircp thocirc dCcedilu cntildea polyme phocirc thueacutec nhiOgraveu yOtildeu tegrave nhiOumlt regeacute

cntildea qucedil trtimesnh triumlng hicircp regaringng triumlng hicircp naringng regeacute chEcirct kheumli regCcedilu tucirc lOuml regminusnotng

lminusicircng monome vmicro mEumlt regeacute tsup1o lminusiacutei trong copolyme khpara numlng cedili lugravec viacutei dCcedilu

cntildea ccedilc nhatildem catilde mAEligt trong cEcircu troacutec cntildea polyme

Meacutet thmicronh phCcediln quan traumlng regOacute tsup1o nordfn cEcircu troacutec vEumlt liOumlu polyme catilde khpara

numlng trminusnotng neuml mmicro khlaquong tan trong dung mlaquoi lmicro sugrave catilde mAEligt cntildea tcedilc nhcopyn tsup1o

lminusiacutei Thlaquong thminusecircng chEcirct tsup1o lminusiacutei diumlng trong qucedil trtimesnh triumlng hicircp regaringng triumlnghicircp polyme hEcircp thocirc dCcedilu lmicro divinylbenzen etylen glycol dimetacrylat lmicro ccedilc

monome lminusigraveng choslashc Hmicrom lminusicircng ccedilc chEcirct nmicroy trong thmicronh phCcediln polyme lmicro

khlaquong liacuten chOslash chiOtildem vmicroi phCcediln trumlm nhminusng catilde vai trszlig rEcirct quan traumlng sugrave thay

regaeligi hmicrom lminusicircng cntildea natilde lmicrom paranh hminuseumlng rEcirct liacuten regOtilden cEcircu troacutec bordfn trong msup1ng

lminusiacutei polyme regeacute mOgravem dIcirco cntildea vEumlt liOumlu regiOgraveu nmicroy liordfn quan trugravec tiOtildep tiacutei khpara

numlng hEcircp thocirc dCcedilu [13-15]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei12

secteacute trminusnotng lmicro tYacutenh chEcirct quan traumlng nhEcirct cntildea gel beumli phCcediln liacuten ccedilc tYacutenh chEcirct

khcedilc cntildea vEumlt liOumlu hEcircp thocirc dCcedilu regOgraveu liordfn quan regOtilden regeacute trminusnotng Catilde nhiOgraveu ccedilch

khcedilc nhau regOacute xcedilc regTHORNnh regeacute trminusnotng tuy nhiordfn phminusnotng phcedilp regcedilnh gicedil regeacute trminusnotng

thlaquong qua traumlng lminusicircng taacute ra thYacutech hicircp nhEcirct do sugrave phcedilt triOacuten cntildea ccedilc phminusnotng

phcedilp rego traumlng lminusicircng trong thecirci gian gCcediln regcopyy

IV- Phminusnotng phcedilp taeligng hicircp vEumlt liOumlu cao phcopyn touml

IV1- phparan oslashng triumlng hicircp vmicro ccedilc yOtildeu tegrave paranh hminuseumlng

1- Phparan oslashng triumlng hicircp

Qucedil trtimesnh triumlng hicircp cntildea hai hay nhiOgraveu monome khcedilc nhau regOacute tsup1o

thmicronh hicircp chEcirct cao phcopyn touml gaumli lmicro regaringng triumlng hicircp sectsup1i phcopyn touml nhEumln regminusicircc totilde

qucedil trtimesnh regaringng triumlng hicircp regminusicircc gaumli lmicro copolyme Thmicronh phCcediln cEcircu tsup1o cntildea

copolyme choslasha ccedilc mfrac34t xYacutech tsup1o nordfn totilde ccedilc monome ban regCcedilu liordfn kOtildet viacutei

nhau tucopyn theo meacutet trEumlt tugrave nhEcirct regTHORNnh Phparan oslashng regaringng triumlng hicircp thminusecircng regminusicircc

souml docircng regOacute tsup1o ra ccedilc vEumlt liOumlu polyme catilde ccedilc tYacutenh chEcirct lyacute hocedil cCcediln thiOtildet mmicro

phparan oslashng triumlng hicircp khlaquong thOacute tsup1o ra regminusicircc sectOacute regsup1t regminusicircc sparan phEgravem theo yordfu

cCcedilu cCcediln phparai nghiordfn coslashu lugravea chaumln nguyordfn liOumlu ban regCcedilu cograveng nhminus phminusnotng

phcedilp taeligng hicircp thYacutech hicircp

Tucirc lOuml ccedilc cEcircu touml ban regCcedilu catilde mAEligt trong sparan phEgravem thu regminusicircc totilde qucedil trtimesnh

regaringng triumlng hicircp thay regaeligi trong giiacutei hsup1n reacuteng tuuacute thueacutec vmicroo khpara numlng hosup1t hocedil

cntildea ccedilc monome ban regCcedilu tham gia phparan oslashng

ViOumlc xcedilc regTHORNnh khpara numlng phparan oslashng cntildea ccedilc monome trong qucedil trtimesnh

regaringng triumlng hicircp catilde yacute nghUumla thugravec tOtilde hmicrong regCcedilu Khi biOtildet regminusicircc regiOgraveu nmicroy catilde thOacutexcedilc regTHORNnh vmicro tYacutenh tocediln regminusicircc diOcircn biOtilden cntildea tomicron beacute qucedil trtimesnh regaringng triumlng hicircp

a- Phparan oslashng triumlng hicircp gegravec

Phparan oslashng triumlng hicircp ccedilc hicircp chEcirct khlaquong no nhminus olefin ccedilc dien ccedilc

dEacuten xuEcirct chminusa no cntildea axit trong sugrave catilde mAEligt cntildea gegravec tugrave do vmicro sugrave liacuten lordfn cntildea

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei13

msup1ch phcopyn touml bfrac34t regCcedilu braquong sugrave kOtildet hicircp cntildea monome viacutei gegravec tugrave do regOacute htimesnh

thmicronh regsup1i phcopyn touml

Ccedilc phparan oslashng xparay ra trong qucedil trtimesnh triumlng hicircp

Khnoti mmicroo

Kd(R)22R

(1)

(R)2 lmicro ccedilc hicircp chEcirct catilde khpara numlng tsup1o gegravec tugrave do

Phcedilt triOacuten msup1ch

R + CH2=CH X

Ki

RCH

2

X

CH

R- CH2-CH +

X

CH2=CH

X

KpR-CH2-CH-CH2-CH

X X

R CH2 CH CH2 CH + CH2=CH

X X X

n-1R CH2 CH CH2 CH

X X

n

2 R CH2 CH R CH

2 CH CH CH

2 R

2Ktc

X X X

2R CH2 CH R CH=CH + R CH2 CH2

X X X

2Ktd

euml regcopyy

Kd lmicro hraquong segrave tegravec regeacute phparan oslashng phcopyn huucirc chEcirct kheumli regCcedilu

Ki lmicro hraquong segrave tegravec regeacute kheumli regCcedilu phparan oslashng

Kp lmicro hraquong segrave tegravec regeacute phcedilt triOacuten msup1ch

Ktc lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch do kOtildet hicircp

Ktd lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch khlaquong ccopyn regegravei

bullR lmicro trung tcopym hosup1t regeacuteng

(2)

(3)

(4)

(5)

(6)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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Tỷ lệ St (St+LMA)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei4

Meuml regCcedilu

laquo nhiOcircm mlaquoi trminusecircng trordfn thOtilde giiacutei vmicro trong nminusiacutec ngmicroy cmicrong trCcedilm traumlng

ccedilc hosup1t regeacuteng cntildea lomicroi ngminusecirci regmiddot dCcediln phcedil huucirc mlaquoi sinh mlaquoi trminusecircng xung

quanh choacuteng ta VEcircn regOgrave laquo nhiOcircm do rszlig rOslash dCcedilu vmicro regAEligc biOumlt lmicro ccedilc vocirc trmicron dCcedilu

regfrac34m tmicrou lmicro thparam cparanh viacutei ccedilc sinh vEumlt biOacuten Trong lUumlnh vugravec xouml lyacute ccedilc laquo nhiOcircm

nguaringn nminusiacutec do dCcedilu gcopyy ra thtimes viOumlc tcedilch dCcedilu ra khaacutei nminusiacutec lmicro claquong viOumlc chntilde yOtildeu

Trordfn thOtilde giiacutei regmiddot catilde ccedilc nghiordfn coslashu vOgrave ccedilc vEumlt liOumlu oslashng docircng trong viOumlc nmicroy

nhminus silic dioxit than hosup1t tYacutenh beacutet giEcircy sicirci polypropylene Meacutet trongnhdivideng vEumlt liOumlu regminusicircc souml docircng lmicro sparan phEgravem cntildea phparan oslashng regaringng triumlng hicircp vinyl

monome catilde choslasha ccedilc nhatildem kTHORN nminusiacutec nhminus butyl methacrylat lauryl

methacylatHay dEacuten xuEcirct cntildea vszligng thnotm thlaquong qua phparan oslashng triumlng hicircp

hoAEligc regaringng triumlng hicircp Ccedilc sparan phEgravem nmicroy khlaquong chOslash catilde tcedilc docircng hEcircp thocirc dCcedilu

mmicro cszlign regminusicircc oslashng docircng reacuteng rmiddoti trong nlaquong nghiOumlp y tOtilde vmicro nhiOgraveu ngmicronh claquong

nghiOumlp khcedilc

sectAEligc biOumlt trong nhdivideng numlm gCcediln regcopyy ciumlng viacutei sugrave phcedilt triOacuten cntildea claquong nghOuml

nano nhiOgraveu losup1i vEumlt liOumlu miacutei ra regecirci viacutei ccedilc tYacutenh chEcirct naeligi treacutei hoAEligc thay regaeligi

hfrac14n so viacutei dsup1ng mEacuteu khegravei cntildea vEumlt liOumlu tminusnotng oslashng NhiOgraveu nhmicro khoa haumlc regmiddot

nghiordfn coslashu vmicro thEcircy rraquong khi tiOtilden hmicronh triumlng hicircp hay regaringng triumlng hicircp ccedilc

monome catilde nhatildem kTHORN nminusiacutec khi catilde mAEligt ccedilc hsup1t sfrac34t totilde thtimes hiOumlu qupara hEcircp thocirc dCcedilu

tumlng lordfn rEcirct regcedilng kOacute Hnotn ndividea sugrave catilde mAEligt cntildea sfrac34t totilde trong polyme sIuml lmicrom dOcirc

dmicrong hnotn viOumlc thu haringi ccedilc sparan phEgravem polyme sau khi regmiddot hEcircp thocirc dCcedilu ViOumlc

taeligng hicircp viacutei ccedilc kYacutech thminusiacutec nano cograveng lmicro meacutet trong nhdivideng neacutei dung cntildea regaring

cediln khi euml kYacutech cigrave nano ccedilc hiOumlu oslashng bOgrave mAEligt tumlng lordfn rEcirct regcedilng kOacute vtimes theo meacutet

segrave tmicroi liOumlu thtimes sugrave catilde mAEligt cntildea hsup1t nano sfrac34t totilde lmicrom khpara numlng hEcircp thocirc dCcedilu sIuml tumlng

lordfn ChYacutenh vtimes vEumly trong luEumln vumln nmicroy choacuteng tlaquoi tiOtilden hmicronh regaringng triumlng hicircp

lauryl methacrylat viacutei styren catilde mAEligt cntildea chEcirct tsup1o lminusiacutei vmicro ccedilc hsup1t nano sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei5

nhraquom tsup1o ra meacutet vEumlt liOumlu miacutei catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc thu haringi sau khi

xouml lyacute mlaquoi trminusecircng

ViOumlc chOtilde tsup1o vEumlt liOumlu nmicroy sIuml meuml cho choacuteng tlaquoi meacutet hminusiacuteng miacutei trong

nghiordfn coslashu oslashng docircng trong thugravec tiOcircn meacutet vEcircn regOgrave mmicro viacutei nminusiacutec ta regang lmicro

nhdivideng boslashc xoacutec nhEcirct

Neacutei dung vmicro phsup1m vi cntildea vEcircn regOgrave sIuml regi scopyu nghiordfn coslashu giparai quyOtildet vmicro

triOacuten vaumlng sIuml regsup1t regminusicircc

+ Nghiordfn coslashu regeacuteng haumlc cntildea qucedil trtimesnh regaringng triumlng hicircp lauryl methacrylatstyren viacutei sugrave catilde mAEligt cntildea ccedilc chEcirct tsup1o lminusiacutei vmicro ccedilc hsup1t nano sfrac34t totilde ccedilc yOtildeu tegrave

paranh hminuseumlng nhminus nhiOumlt regeacute cedilp suEcirct tucirc lOuml ccedilc cEcircu touml tham gia phparan oslashng ccedilc chEcirct

xoacutec tcedilc chEcirct khnoti mmicroo Totilde regatilde ttimesm ra regminusicircc phminusnotng phcedilp taeligng hicircp hiOumlu qupara

nhEcirct cho qucedil trtimesnh taeligng hicircp

+ Nghiordfn coslashu taeligng hicircp ccedilc hsup1t nano sfrac34t totilde braquong ccedilc phminusnotng phcedilp

- phminusnotng phcedilp nghiOgraven

- phminusnotng phcedilp oxy hocedil

- phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

- Phminusnotng phcedilp regaringng kOtildet tntildea

+ Hosup1t hocedil bOgrave mAEligt sfrac34t totilde braquong axit oleic

+ ChOtilde tsup1o vEumlt liOumlu nano compozit sfrac34t totilde oslashng docircng trong xouml lyacute dCcedilukhparao scedilt ccedilc paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea ccedilc yOtildeu tegrave nhminus tucirc lOuml monome hmicrom lminusicircng chEcirct khnoti

mmicroo hmicrom lminusicircng chEcirct tsup1o lminusiacutei thecirci gian triumlng hicircp

+ Nghiordfn coslashu khparao scedilt khpara numlng hEcircp thocirc dCcedilu (khpara numlng trminusnotng trong

dCcedilu) cntildea vEumlt liOumlu taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei6

Chminusnotng I Taeligng quan

Indash Ttimesnh htimesnh laquo nhiOcircm dCcedilu vmicro ccedilc biOumln phcedilp khfrac34c phocircc

HiOumln tminusicircng dCcedilu trmicron lmicro nguyordfn nhcopyn lmicrom cho mlaquoi trminusecircng treuml nordfn laquo

nhiOcircm nAEligng nOgrave Sugrave thiOumlt hsup1i mmicro natilde gcopyy nordfn thEumlt khatilde catilde thOacute lminusecircng regminusicircc vmicro gcopyy

ra tcedilc hsup1i lcopyu dmicroi catilde thOacute dEacuten regOtilden sugrave diOumlt vong cntildea ccedilc lomicroi sinh vEumlt biOacuten

Hmicrong numlm lminusicircng dCcedilu maacute thEcirct thocedilt do trmicron dCcedilu rszlig rOslash gimicron khoan regminusecircng egraveng

dEacuten vmicro qucedil trtimesnh chuyordfn cheuml chiOtildem tiacutei hnotn 2 taeligng lminusicircng dCcedilu souml docircng cntildea

tomicron thOtilde giiacutei [7] Ngomicroi sugrave thiOumlt hsup1i vOgrave kinh tOtilde thtimes vEcircn regOgrave laquo nhiOcircm mlaquoi trminusecircnglmicro megravei quan tcopym liacuten regegravei viacutei hCcedilu hOtildet ccedilc nminusiacutec catilde nguaringn dCcedilu maacute cograveng nhminus ccedilc

nminusiacutec souml docircng nhiOgraveu nguaringn nguyordfn liOumlu nmicroy

Khi dCcedilu thlaquo vmicro ccedilc sparan phEgravem dCcedilu maacute trmicron ra mlaquoi trminusecircng thtimes sIuml gcopyy phcedil

huucirc nhiOgraveu hOuml sinh thcedili khcedilc nhau DCcedilu thlaquo khi bTHORN trmicron ra mlaquoi trminusecircng biOacuten sIuml

lnot loumlng trordfn mAEligt nminusiacutec beumli tucirc traumlng cntildea natilde nhaacute hnotn nminusiacutec biOacuten Tucirc traumlng trung

btimesnh cntildea dCcedilu khoparang 083 ndash 095 gcm

3

trong khi regatilde cntildea nminusiacutec nguyordfn chEcirctlmicro 0998 gcm3 vmicro cntildea nminusiacutec biOacuten lmicro 1025 gcm3 ChYacutenh vtimes vEumly mmicro ccedilc lomicroi

chim khi sumln maringi trordfn biOacuten bTHORN ngEcircm dCcedilu vmicro cuegravei ciumlng bTHORN chOtildet MAEligt khcedilc khi

dCcedilu lnot loumlng trordfn mAEligt nminusiacutec natilde sIuml lmicrom giparam lminusicircng O2 homicro tan trong nminusiacutec gcopyy

paranh hminuseumlng regOtilden regecirci segraveng cntildea nhiOgraveu sinh vEumlt khcedilc segraveng trong mlaquoi trminusecircng nminusiacutec

Ta catilde thOacute lEcircy vYacute docirc vOgrave sugrave kiOumln trmicron dCcedilu ldquoTorrey Canyonrdquo euml becirc biOacuten nminusiacutec Anh

numlm 1967 lmicrom 10000 con chim bTHORN nhiOcircm dCcedilu vmicro 90 segrave chim nmicroy bTHORN chOtildet

trminusiacutec khi becirc biOacuten nmicroy regminusicircc lmicrom ssup1ch Viacutei sugrave phcedil huucirc mlaquoi trminusecircng nghiordfm

traumlng nhminus vEumly nordfn vEcircn regIgrave nmicroy khiOtilden khlaquong chOslash ngmicronh dCcedilu khYacute mmicro nhiOgraveu

ngmicronh khoa haumlc khcedilc cograveng regmiddot quan tcopym ttimesm ccedilch regOacute khfrac34c phocircc vmicro giparai quyOtildet

Ccedilc nhmicro khoa haumlc regmiddot cegrave gfrac34ng ttimesm ra nhiOgraveu ccedilch regOacute lmicrom ssup1ch ccedilc nguaringn

nminusiacutec bTHORN laquo nhiOcircm dCcedilu Meacutet segrave phminusnotng phcedilp regmiddot regminusicircc nghiordfn coslashu souml docircng nhminus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei7

1- Phminusnotng phcedilp cnot haumlc

euml Muuml thminusecircng souml docircng 3 phminusnotng phcedilp cnot haumlc sau regOacute thu gom dCcedilu trmicron

a - Phao gidivide dCcedilu (booms)

sectcopyy lmicro phminusnotng phcedilp dOcirc dmicrong lmicrom ssup1ch dCcedilu khi natilde nraquom trong meacutet khu

vugravec thiOtildet bTHORN nmicroy regminusicircc gaumli lmicro ccedilc hmicrong rmicroo ngumln chAElign regOcirc gidivide dCcedilu trmicron ra hay

naeligi trordfn mAEligt nminusiacutec euml lsup1i trong meacutet khu vugravec Phao chfrac34n nmicroy naeligi trordfn mAEligt nminusiacutec

vmicro catilde 3 phCcediln phCcediln tugrave do naeligi trordfn mAEligt nminusiacutec ngumln khlaquong cho dCcedilu thocedilt ra theo

nminusiacutec euml phYacutea trordfn rmicroo chfrac34n phCcediln thoslash hai nraquom euml phYacutea dminusiacutei rmicroo chfrac34n ngumlnkhlaquong cho dCcedilu theo nminusiacutec thocedilt ra euml bordfn dminusiacutei rmicroo chfrac34n phCcediln thoslash 3 lmicro nhdivideng

sicirci ccedilp hay dcopyy regOacute liordfn kOtildet gidivide chAEligt ccedilc phao lsup1i viacutei nhau Ccedili phao chfrac34n nmicroy

sIuml vszligng xung quanh khu vugravec dCcedilu trmicron vmicro gidivide natilde lsup1i regatilde Totilde regatilde catilde thOacute diumlng ccedilc

phminusnotng phcedilp khcedilc regOacute thu haringi dCcedilu

b - Mcedily hoacutet dCcedilu (skimmer)

Viacutei phminusnotng phcedilp nmicroy ta cograveng catilde thOacute diumlng dOacute thu haringi dCcedilu trmicron ThiOtildet bTHORNnmicroy hosup1t regeacuteng nhminus thiOtildet bTHORN lmicrom ssup1ch chcopyn khlaquong natilde hEcircp thocirc dCcedilu trordfn mAEligt viacutei

cedili lugravec hEcircp dEacuten hay phcedil huucirc liordfn kOtildet vEumlt lyacute cntildea dCcedilu viacutei nminusiacutec vmicro dCcedilu regminusicircc gidivide

lsup1i trong meacutet khoang choslasha DCcedilu sIuml regminusicircc mang regi regOacute thu haringi lsup1i sau regatilde dOacute

dmicrong Tuy nhiordfn phminusnotng phcedilp nmicroy chOslash lmicrom viOumlc dOcirc dmicrong nOtildeu dCcedilu khlaquong

loang ra trordfn diOumln tYacutech reacuteng hay dszligng nminusiacutec khlaquong chparay

c - ChEcirct hEcircp thocirc

sectcopyy lmicro nhdivideng vEumlt liOumlu catilde khpara numlng thEcircm chEcirct laacuteng DCcedilu sIuml thEcircm trordfn

bOgrave mAEligt vEumlt liOumlu tsup1o thmicronh totildeng liacutep Nhdivideng vEumlt liOumlu nmicroy sIuml kETHo dCcedilu ra khaacutei

nminusiacutec meacutet ccedilch dOcirc dmicrong Vtimes thOtilde mmicro choacuteng regminusicircc regAEligt euml nhdivideng becirc biOacuten nnoti xparay

ra sugrave cegrave trmicron dCcedilu hoAEligc regminusicircc phun trugravec tiOtildep lordfn khu vugravec dCcedilu trmicron VEumlt liOumlu hEcircp

thocirc nmicroy trlaquong rEcirct giegraveng nhminus khumln giEcircy Natilde cszlign catilde thOacute hEcircp thocirc dCcedilu totilde regcedil hay

cpara khi choacuteng bcedilm trordfn cnot thOacute regeacuteng thugravec vEumlt Tuy nhiordfn catilde meacutet vEcircn regOgrave quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei8

traumlng khcedilc lmicro khi hEcircp thocirc choacuteng sIuml nAEligng hnotn nminusiacutec nordfn choacuteng sIuml chtimesm

xuegraveng phYacutea dminusiacutei regcedily biOacuten vmicro lmicrom paranh hminuseumlng xEcircu regOtilden sugrave segraveng cntildea regeacuteng vEumlt

nnoti regatilde

2- Phminusnotng phcedilp hocedil haumlc

Nhdivideng chEcirct hocedil haumlc regminusicircc souml docircng euml regcopyy trlaquong nhminus ccedilc chEcirct tEgravey roumla ta

thminusecircng diumlng Phminusnotng phcedilp nmicroy chOslash souml docircng regOacute losup1i baacute dCcedilu trong meacutet khu vugravec

nhaacute khi mmicro dCcedilu taringn tsup1i dminusiacutei dsup1ng nhdivideng giaumlt laacuteng phcopyn tcediln hay treacuten lEacutenVEcircn

regOgrave cntildea phminusnotng phcedilp nmicroy lmicro khi nhdivideng hicircp chEcirct hocedil haumlc nmicroy sIuml phcopyn huucirc gcopyy

phcedil huucirc mlaquoi trminusecircng biOacuten vmicro sIuml phcopyn tcediln vmicroo trong cnot thOacute regeacuteng vEumlt gcopyy nguy

cnot nhiOcircm regeacutec vOgrave sau cho ccedilc lomicroi vEumlt vmicro con ngminusecirci khi souml docircng choacuteng lmicrom

thoslashc umln

3- Phminusnotng phcedilp vEumlt lyacute

Ta catilde thOacute regegravet chcedily dCcedilu braquong khlaquong khYacute Phminusnotng phcedilp nmicroy catilde thOacute lmicrom ssup1ch

dCcedilu regOtilden 98 khi dCcedilu trmicron catilde regeacute dmicroy khlaquong qucedil 3 mm Phminusnotng phcedilp nmicroy regmiddot regminusicircc

thouml nghiOumlm thmicronh claquong euml Canada Trong suegravet chiOtilden tranh viumlng vTHORNnh mAEligc diuml dCcedilu

regminusicircc regegravet rEcirct nhiOgraveu nhminusng khlaquong gcopyy ra sugrave cegrave laquo nhiOcircm khlaquong khYacute Tuy nhiordfn

phminusnotng phcedilp nmicroy cCcediln phparai regminusicircc kiOacutem tra kuuml lminusigraveng trminusiacutec khi souml docircng

4- Phminusnotng phcedilp sinh haumlc

Catilde nhiOgraveu losup1i vi khuEgraven vmicro nEcircm trong tugrave nhiordfn catilde thOacute phcopyn huucirc dCcedilu

Nhminusng qucedil trtimesnh phcopyn huucirc xparay ra cugravec ktimes chEumlm phparai mEcirct rEcirct nhiOgraveu numlm miacutei

phcopyn huucirc regugraveoc vmicroi microgam Vtimes thOtilde khlaquong thOacute diumlng phminusnotng phcedilp nmicroy regOacute xouml

lyacute dCcedilu trmicron vtimes lminusicircng dCcedilu qucedil liacuten

Ccedilc phminusnotng phcedilp xouml lyacute dCcedilu trmicron hiOumln nay rEcirct tegraven kETHm mmicro khlaquong thOacute

thu haringi hOtildet lminusicircng dCcedilu trmicron trlaquoi naeligi trordfn mAEligt nminusiacutec Vtimes vEumly choacuteng tlaquoi regmiddot quyOtildet

regTHORNnh nghiordfn coslashu regOacute tsup1o ra meacutet losup1i vEumlt liOumlu cao phcopyn touml mang totilde tYacutenh catilde khpara

numlng hEcircp thocirc dCcedilu Phminusnotng phcedilp nmicroy votildea catilde thOacute lmicrom ssup1ch dCcedilu tegravei rega mmicro lsup1i

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei9

khlaquong gcopyy taelign hsup1i regOtilden mlaquoi trminusecircng segraveng cntildea ccedilc lomicroi regeacuteng thugravec vEumlt khcedilc Viacutei

phminusnotng phcedilp nmicroy choacuteng tlaquoi souml docircng copolyme cntildea laurylmethacrylat vmicro

styren lmicrom chEcirct hEcircp thocirc Copolyme sIuml regminusicircc tsup1o thmicronh nhdivideng hsup1t nhaacute catilde choslasha

ccedilc hsup1t sfrac34t totilde kYacutech thminusiacutec nano nordfn dOcirc dmicrong phun vmicroo khu vugravec dCcedilu trmicron vmicro dOcirc

dmicrong thu haringi sau khi regmiddot hEcircp thocirc dCcedilu braquong totilde trminusecircng cntildea nam chcopym

Copolyme nmicroy sIuml hEcircp thocirc dCcedilu vmicroo trong msup1ng lminusiacutei khlaquong gian cntildea mtimesnh nhecirc

gegravec lauryl minusa dCcedilu vmicro gidivide lsup1i trong polyme ta sIuml diumlng nam chcopym catilde totilde trminusecircng

msup1nh hoacutet ccedilc hsup1t nmicroy lordfn Nhminus vEumly viOumlc phun copolyme dsup1ng hsup1t vmicroo khu

vugravec dCcedilu trmicron nmicroy catilde thOacute lmicrom ssup1ch cpara ccedilc vOtildet dCcedilu loang cugravec nhaacute hay cpara khuvugravec dCcedilu trmicron liacuten ViOumlc catilde thOacute thu haringi sau khi souml docircng trcedilnh regminusicircc viOumlc

copolyme sau khi hEcircp thocirc nAEligng hnotn nminusiacutec catilde thOacute chtimesm xuegraveng regcedily biOacuten gcopyy

ccedilc hEumlu qupara mlaquoi trminusecircng vOgrave sau

ViOumlc nghiordfn coslashu vmicro regminusa vmicroo souml docircng ccedilc copolyme catilde choslasha thmicronh phCcediln

alkylacrylat trong xouml lyacute mlaquoi trminusecircng lmicro meacutet regOgrave tmicroi miacutei regminusicircc meacutet segrave nnoti trordfn

thOtilde giiacutei bfrac34t regCcedilu nghiordfn coslashuVtimes vEumly choacuteng tlaquoi hy vaumlng sIuml tsup1o regminusicircc hsup1t

copolyme cntildea laurylmethacrylat vmicro styren catilde choslasha hsup1t sfrac34t totilde kYacutech thminusiacutec nano

catilde khpara numlng hEcircp thocirc dCcedilu cao

II- sectAEligc regiOacutem cntildea vEumlt liOumlu polyme hEcircp thocirc dCcedilu

VEumlt liOumlu polyme souml docircng regOacute hEcircp thocirc dCcedilu thminusecircng taringn tsup1i euml dsup1ng gel natilde

catilde thOacute trminusnotng nhminusng khlaquong tan trong dCcedilu hay dung mlaquoi hdivideu cnot khlaquong phcopyn

cugravec vmicro phparai homicron tomicron kTHORN nminusiacutec Ngminusecirci ta cszlign gaumli losup1i vEumlt liOumlu nmicroy lmicroorganogel regatilde chYacutenh lmicro gel trminusnotng trong dung mlaquoi hdivideu cnot Khi tiOtildep xoacutec viacutei

dung mlaquoi hdivideu cnot khlaquong phcopyn cugravec ccedilc thmicronh phCcediln chEcirct laacuteng sIuml khuOtildech tcediln vmicroo

cEcircu troacutec bordfn trong msup1ng lminusiacutei vmicro regminusicircc gidivide lsup1i trong regatilde Tuuacute theo regeacute trminusnotng

mmicro gel catilde bOgrave ngomicroi giegraveng nhminus cao su gelatin hay dsup1ng rfrac34n nhminus gsup1ch nOtildeu regeacute

trminusnotng cntildea natilde rEcirct thEcircp [11]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei10

Msup1ng lminusiacutei polyme catilde cEcircu troacutec khlaquong gian ba chiOgraveu tsup1o nordfn dsup1ng gel

regatilde catilde oslashng docircng rEcirct reacuteng rmiddoti TYacutenh chEcirct minusa dCcedilu kTHORN nminusiacutec cntildea vEumlt liOumlu regmiddot regminusicircc

oslashng docircng thmicronh claquong trong nhiOgraveu lUumlnh vugravec lmicrom mmicrong chegraveng thEcircm nminusiacutec souml

docircng lmicrom mmicrong sfrac34c kyacute trong thiOtildet bTHORN rego sfrac34c kyacute lmicrom chEcirct hEcircp thocirc trong lUumlnh

vugravec dminusicircc phEgravem sinh haumlc claquong nghiOumlp hocedil chEcirct nlaquong nghiOumlp lmicrom nOgraven cho

chEcirct xoacutec tcedilc hoAEligc chEcirct aelign regTHORNnh enzym hay nOgraven trong thiOtildet bTHORN trao regaeligi ion [4]

sectmiddot catilde rEcirct nhiOgraveu claquong trtimesnh nghiordfn coslashu chOtilde tsup1o ra vEumlt liOumlu polyme diumlng

regOacute hEcircp thocirc ccedilc chEcirct hdivideu cnot dCcedilu maacute lan trmicron trordfn mAEligt nminusiacutec sectiOacuten htimesnh lmicro

nhatildem ccedilc polyme regminusicircc tsup1o ra trordfn cnot seuml triumlng hicircp hay regaringng triumlng hicircp ccedilcdEacuten xuEcirct alkylacrylat alkylmetacrylat vmicro ccedilc hicircp chEcirct dEacuten xuEcirct cntildea vszligng

thnotm secteacute mOgravem dIcirco vmicro khpara numlng trminusnotng neuml trong dung mlaquoi khlaquong phcopyn cugravec lmicro

nhdivideng regAEligc regiOacutem quan traumlng bao hmicrom cpara tYacutenh chEcirct lyacute hocedil cntildea vEumlt liOumlu polyme

ViOumlc nghiordfn coslashu chOtilde tsup1o vEumlt liOumlu polyme catilde khpara numlng hEcircp thocirc dCcedilu cao oslashng

docircng trong xouml lyacute mlaquoi trminusecircng regmiddot regminusicircc biOtildet regOtilden totilde lcopyu nhminusng regOtilden nay vEacuten thu

hoacutet nhiOgraveu nhmicro khoa haumlc do khpara numlng oslashng docircng reacuteng rmiddoti cntildea natilde ViOumlc tiOtildep tocircc

nghiordfn coslashu nhraquom tsup1o ra claquong nghOuml regnotn giparan hnotn homicron thiOumln thordfm tYacutenh chEcirct

vmicro khpara numlng oslashng docircng cntildea vEumlt liOumlu [6]

III - CEcircu tsup1o vmicro tYacutenh chEcirct cntildea polyme hEcircp thocirc dCcedilu

Polyme hEcircp thocirc dCcedilu catilde cEcircu tsup1o totilde ccedilc phcopyn touml polyme regminusicircc khcopyu msup1ch

beumli ccedilc tcedilc nhcopyn khcopyu msup1ch lmicro ccedilc monome lminusigraveng choslashc khlaquong no tsup1o nordfn

polyme catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu sectAEligc regiOacutem cntildea losup1i vEumlt

liOumlu nmicroy lmicro catilde cEcircu troacutec xegravep msup1ng lminusiacutei khlaquong gian ba chiOgraveu mOgravem dIcirco catilde thOacute

co lsup1i khi chminusa hEcircp thocirc dCcedilu vtimes thOtilde thOacute tYacutech ban regCcedilu cntildea choacuteng thminusecircng nhaacute

thuEumln tiOumln cho viOumlc chuyordfn cheuml bparao quparan euml trsup1ng thcedili nmicroy polyme catilde thOacute

phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec khi tiOtildep xoacutec viacutei dCcedilu naeligi trordfn mAEligt nminusiacutec dCcedilu sIuml

khuOtildech tcediln vmicroo trong msup1ng lminusiacutei khlaquong gian vmicro nraquom trong regatilde Khpara numlng hEcircp

thocirc dCcedilu cntildea vEumlt liOumlu regminusicircc xem nhminus lmicro do tcedilc docircng cntildea lugravec Van Der Waals

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei11

gidividea ccedilc nhatildem minusa dCcedilu vmicro dCcedilu naeligi trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei

khlaquong gian ba chiOgraveu (dsup1ng gel) catilde khpara numlng co dmiddotn tegravet nordfn dCcedilu dOcirc dmicrong

khuOtildech tcediln vmicroo cEcircu troacutec khlaquong gian bordfn trong cntildea msup1ng lminusiacutei CEcircu troacutec khlaquong

gian nmicroy regminusicircc xem nhminus lmicro ccedili bEacutey dCcedilu Trong qucedil trtimesnh trminusnotng hai hiOumln tminusicircng

xparay ra regaringng thecirci sugrave thcopym nhEumlp cntildea dCcedilu vmicroo ccedilc khoparang khlaquong gian bordfn

trong cntildea cEcircu troacutec polyme vmicro tiOtildep theo lmicro sugrave dmiddotn cntildea msup1ch polyme Sugrave dmiddotn

msup1ch phocirc thueacutec vmicroo ccedilc lugravec tminusnotng tcedilc bordfn trong cEcircu troacutec polyme trordfn thugravec tOtilde

regcopyy lmicro lugravec regEgravey Lugravec regEgravey nmicroy lmicro kOtildet qupara cntildea ccedilc lugravec khcedilc nhau nhminus lugravec lminusigraveng

cugravec lugravec Van Der Waals lugravec phcopyn touml sectAEligc trminusng tYacutenh trminusnotng cntildea gel regminusicirccquyOtildet regTHORNnh beumli sugrave ccopyn braquong gidividea hai losup1i lugravec lugravec trminusnotng gcopyy nordfn beumli cedilp suEcirct

thEgravem thEcircu vmicro ccedilc lugravec khcedilc catilde trong gel [812]

Yordfu cCcedilu chung regAEligt ra khi chOtilde tsup1o vEumlt liOumlu hEcircp thocirc dCcedilu lmicro khpara numlng hEcircp

thocirc dCcedilu liacuten tegravec regeacute hEcircp thocirc dCcedilu cao phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec dOcirc thu haringi

sau khi regmiddot hEcircp thocirc tegravei rega catilde thOacute nhpara hEcircp thocirc vmicro souml docircng lsup1i nhiOgraveu lCcediln sau khi

nhpara hEcircp thocirc

Khpara numlng hEcircp thocirc dCcedilu cntildea polyme phocirc thueacutec nhiOgraveu yOtildeu tegrave nhiOumlt regeacute

cntildea qucedil trtimesnh triumlng hicircp regaringng triumlng hicircp naringng regeacute chEcirct kheumli regCcedilu tucirc lOuml regminusnotng

lminusicircng monome vmicro mEumlt regeacute tsup1o lminusiacutei trong copolyme khpara numlng cedili lugravec viacutei dCcedilu

cntildea ccedilc nhatildem catilde mAEligt trong cEcircu troacutec cntildea polyme

Meacutet thmicronh phCcediln quan traumlng regOacute tsup1o nordfn cEcircu troacutec vEumlt liOumlu polyme catilde khpara

numlng trminusnotng neuml mmicro khlaquong tan trong dung mlaquoi lmicro sugrave catilde mAEligt cntildea tcedilc nhcopyn tsup1o

lminusiacutei Thlaquong thminusecircng chEcirct tsup1o lminusiacutei diumlng trong qucedil trtimesnh triumlng hicircp regaringng triumlnghicircp polyme hEcircp thocirc dCcedilu lmicro divinylbenzen etylen glycol dimetacrylat lmicro ccedilc

monome lminusigraveng choslashc Hmicrom lminusicircng ccedilc chEcirct nmicroy trong thmicronh phCcediln polyme lmicro

khlaquong liacuten chOslash chiOtildem vmicroi phCcediln trumlm nhminusng catilde vai trszlig rEcirct quan traumlng sugrave thay

regaeligi hmicrom lminusicircng cntildea natilde lmicrom paranh hminuseumlng rEcirct liacuten regOtilden cEcircu troacutec bordfn trong msup1ng

lminusiacutei polyme regeacute mOgravem dIcirco cntildea vEumlt liOumlu regiOgraveu nmicroy liordfn quan trugravec tiOtildep tiacutei khpara

numlng hEcircp thocirc dCcedilu [13-15]

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei12

secteacute trminusnotng lmicro tYacutenh chEcirct quan traumlng nhEcirct cntildea gel beumli phCcediln liacuten ccedilc tYacutenh chEcirct

khcedilc cntildea vEumlt liOumlu hEcircp thocirc dCcedilu regOgraveu liordfn quan regOtilden regeacute trminusnotng Catilde nhiOgraveu ccedilch

khcedilc nhau regOacute xcedilc regTHORNnh regeacute trminusnotng tuy nhiordfn phminusnotng phcedilp regcedilnh gicedil regeacute trminusnotng

thlaquong qua traumlng lminusicircng taacute ra thYacutech hicircp nhEcirct do sugrave phcedilt triOacuten cntildea ccedilc phminusnotng

phcedilp rego traumlng lminusicircng trong thecirci gian gCcediln regcopyy

IV- Phminusnotng phcedilp taeligng hicircp vEumlt liOumlu cao phcopyn touml

IV1- phparan oslashng triumlng hicircp vmicro ccedilc yOtildeu tegrave paranh hminuseumlng

1- Phparan oslashng triumlng hicircp

Qucedil trtimesnh triumlng hicircp cntildea hai hay nhiOgraveu monome khcedilc nhau regOacute tsup1o

thmicronh hicircp chEcirct cao phcopyn touml gaumli lmicro regaringng triumlng hicircp sectsup1i phcopyn touml nhEumln regminusicircc totilde

qucedil trtimesnh regaringng triumlng hicircp regminusicircc gaumli lmicro copolyme Thmicronh phCcediln cEcircu tsup1o cntildea

copolyme choslasha ccedilc mfrac34t xYacutech tsup1o nordfn totilde ccedilc monome ban regCcedilu liordfn kOtildet viacutei

nhau tucopyn theo meacutet trEumlt tugrave nhEcirct regTHORNnh Phparan oslashng regaringng triumlng hicircp thminusecircng regminusicircc

souml docircng regOacute tsup1o ra ccedilc vEumlt liOumlu polyme catilde ccedilc tYacutenh chEcirct lyacute hocedil cCcediln thiOtildet mmicro

phparan oslashng triumlng hicircp khlaquong thOacute tsup1o ra regminusicircc sectOacute regsup1t regminusicircc sparan phEgravem theo yordfu

cCcedilu cCcediln phparai nghiordfn coslashu lugravea chaumln nguyordfn liOumlu ban regCcedilu cograveng nhminus phminusnotng

phcedilp taeligng hicircp thYacutech hicircp

Tucirc lOuml ccedilc cEcircu touml ban regCcedilu catilde mAEligt trong sparan phEgravem thu regminusicircc totilde qucedil trtimesnh

regaringng triumlng hicircp thay regaeligi trong giiacutei hsup1n reacuteng tuuacute thueacutec vmicroo khpara numlng hosup1t hocedil

cntildea ccedilc monome ban regCcedilu tham gia phparan oslashng

ViOumlc xcedilc regTHORNnh khpara numlng phparan oslashng cntildea ccedilc monome trong qucedil trtimesnh

regaringng triumlng hicircp catilde yacute nghUumla thugravec tOtilde hmicrong regCcedilu Khi biOtildet regminusicircc regiOgraveu nmicroy catilde thOacutexcedilc regTHORNnh vmicro tYacutenh tocediln regminusicircc diOcircn biOtilden cntildea tomicron beacute qucedil trtimesnh regaringng triumlng hicircp

a- Phparan oslashng triumlng hicircp gegravec

Phparan oslashng triumlng hicircp ccedilc hicircp chEcirct khlaquong no nhminus olefin ccedilc dien ccedilc

dEacuten xuEcirct chminusa no cntildea axit trong sugrave catilde mAEligt cntildea gegravec tugrave do vmicro sugrave liacuten lordfn cntildea

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei13

msup1ch phcopyn touml bfrac34t regCcedilu braquong sugrave kOtildet hicircp cntildea monome viacutei gegravec tugrave do regOacute htimesnh

thmicronh regsup1i phcopyn touml

Ccedilc phparan oslashng xparay ra trong qucedil trtimesnh triumlng hicircp

Khnoti mmicroo

Kd(R)22R

(1)

(R)2 lmicro ccedilc hicircp chEcirct catilde khpara numlng tsup1o gegravec tugrave do

Phcedilt triOacuten msup1ch

R + CH2=CH X

Ki

RCH

2

X

CH

R- CH2-CH +

X

CH2=CH

X

KpR-CH2-CH-CH2-CH

X X

R CH2 CH CH2 CH + CH2=CH

X X X

n-1R CH2 CH CH2 CH

X X

n

2 R CH2 CH R CH

2 CH CH CH

2 R

2Ktc

X X X

2R CH2 CH R CH=CH + R CH2 CH2

X X X

2Ktd

euml regcopyy

Kd lmicro hraquong segrave tegravec regeacute phparan oslashng phcopyn huucirc chEcirct kheumli regCcedilu

Ki lmicro hraquong segrave tegravec regeacute kheumli regCcedilu phparan oslashng

Kp lmicro hraquong segrave tegravec regeacute phcedilt triOacuten msup1ch

Ktc lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch do kOtildet hicircp

Ktd lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch khlaquong ccopyn regegravei

bullR lmicro trung tcopym hosup1t regeacuteng

(2)

(3)

(4)

(5)

(6)

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

20

40

60

80

100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

20

40

60

80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

20

40

60

80

100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

4

6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

1

2

3

4

5

67

8

9

10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

2

4

6

8

10

12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei5

nhraquom tsup1o ra meacutet vEumlt liOumlu miacutei catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc thu haringi sau khi

xouml lyacute mlaquoi trminusecircng

ViOumlc chOtilde tsup1o vEumlt liOumlu nmicroy sIuml meuml cho choacuteng tlaquoi meacutet hminusiacuteng miacutei trong

nghiordfn coslashu oslashng docircng trong thugravec tiOcircn meacutet vEcircn regOgrave mmicro viacutei nminusiacutec ta regang lmicro

nhdivideng boslashc xoacutec nhEcirct

Neacutei dung vmicro phsup1m vi cntildea vEcircn regOgrave sIuml regi scopyu nghiordfn coslashu giparai quyOtildet vmicro

triOacuten vaumlng sIuml regsup1t regminusicircc

+ Nghiordfn coslashu regeacuteng haumlc cntildea qucedil trtimesnh regaringng triumlng hicircp lauryl methacrylatstyren viacutei sugrave catilde mAEligt cntildea ccedilc chEcirct tsup1o lminusiacutei vmicro ccedilc hsup1t nano sfrac34t totilde ccedilc yOtildeu tegrave

paranh hminuseumlng nhminus nhiOumlt regeacute cedilp suEcirct tucirc lOuml ccedilc cEcircu touml tham gia phparan oslashng ccedilc chEcirct

xoacutec tcedilc chEcirct khnoti mmicroo Totilde regatilde ttimesm ra regminusicircc phminusnotng phcedilp taeligng hicircp hiOumlu qupara

nhEcirct cho qucedil trtimesnh taeligng hicircp

+ Nghiordfn coslashu taeligng hicircp ccedilc hsup1t nano sfrac34t totilde braquong ccedilc phminusnotng phcedilp

- phminusnotng phcedilp nghiOgraven

- phminusnotng phcedilp oxy hocedil

- phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

- Phminusnotng phcedilp regaringng kOtildet tntildea

+ Hosup1t hocedil bOgrave mAEligt sfrac34t totilde braquong axit oleic

+ ChOtilde tsup1o vEumlt liOumlu nano compozit sfrac34t totilde oslashng docircng trong xouml lyacute dCcedilukhparao scedilt ccedilc paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea ccedilc yOtildeu tegrave nhminus tucirc lOuml monome hmicrom lminusicircng chEcirct khnoti

mmicroo hmicrom lminusicircng chEcirct tsup1o lminusiacutei thecirci gian triumlng hicircp

+ Nghiordfn coslashu khparao scedilt khpara numlng hEcircp thocirc dCcedilu (khpara numlng trminusnotng trong

dCcedilu) cntildea vEumlt liOumlu taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei6

Chminusnotng I Taeligng quan

Indash Ttimesnh htimesnh laquo nhiOcircm dCcedilu vmicro ccedilc biOumln phcedilp khfrac34c phocircc

HiOumln tminusicircng dCcedilu trmicron lmicro nguyordfn nhcopyn lmicrom cho mlaquoi trminusecircng treuml nordfn laquo

nhiOcircm nAEligng nOgrave Sugrave thiOumlt hsup1i mmicro natilde gcopyy nordfn thEumlt khatilde catilde thOacute lminusecircng regminusicircc vmicro gcopyy

ra tcedilc hsup1i lcopyu dmicroi catilde thOacute dEacuten regOtilden sugrave diOumlt vong cntildea ccedilc lomicroi sinh vEumlt biOacuten

Hmicrong numlm lminusicircng dCcedilu maacute thEcirct thocedilt do trmicron dCcedilu rszlig rOslash gimicron khoan regminusecircng egraveng

dEacuten vmicro qucedil trtimesnh chuyordfn cheuml chiOtildem tiacutei hnotn 2 taeligng lminusicircng dCcedilu souml docircng cntildea

tomicron thOtilde giiacutei [7] Ngomicroi sugrave thiOumlt hsup1i vOgrave kinh tOtilde thtimes vEcircn regOgrave laquo nhiOcircm mlaquoi trminusecircnglmicro megravei quan tcopym liacuten regegravei viacutei hCcedilu hOtildet ccedilc nminusiacutec catilde nguaringn dCcedilu maacute cograveng nhminus ccedilc

nminusiacutec souml docircng nhiOgraveu nguaringn nguyordfn liOumlu nmicroy

Khi dCcedilu thlaquo vmicro ccedilc sparan phEgravem dCcedilu maacute trmicron ra mlaquoi trminusecircng thtimes sIuml gcopyy phcedil

huucirc nhiOgraveu hOuml sinh thcedili khcedilc nhau DCcedilu thlaquo khi bTHORN trmicron ra mlaquoi trminusecircng biOacuten sIuml

lnot loumlng trordfn mAEligt nminusiacutec beumli tucirc traumlng cntildea natilde nhaacute hnotn nminusiacutec biOacuten Tucirc traumlng trung

btimesnh cntildea dCcedilu khoparang 083 ndash 095 gcm

3

trong khi regatilde cntildea nminusiacutec nguyordfn chEcirctlmicro 0998 gcm3 vmicro cntildea nminusiacutec biOacuten lmicro 1025 gcm3 ChYacutenh vtimes vEumly mmicro ccedilc lomicroi

chim khi sumln maringi trordfn biOacuten bTHORN ngEcircm dCcedilu vmicro cuegravei ciumlng bTHORN chOtildet MAEligt khcedilc khi

dCcedilu lnot loumlng trordfn mAEligt nminusiacutec natilde sIuml lmicrom giparam lminusicircng O2 homicro tan trong nminusiacutec gcopyy

paranh hminuseumlng regOtilden regecirci segraveng cntildea nhiOgraveu sinh vEumlt khcedilc segraveng trong mlaquoi trminusecircng nminusiacutec

Ta catilde thOacute lEcircy vYacute docirc vOgrave sugrave kiOumln trmicron dCcedilu ldquoTorrey Canyonrdquo euml becirc biOacuten nminusiacutec Anh

numlm 1967 lmicrom 10000 con chim bTHORN nhiOcircm dCcedilu vmicro 90 segrave chim nmicroy bTHORN chOtildet

trminusiacutec khi becirc biOacuten nmicroy regminusicircc lmicrom ssup1ch Viacutei sugrave phcedil huucirc mlaquoi trminusecircng nghiordfm

traumlng nhminus vEumly nordfn vEcircn regIgrave nmicroy khiOtilden khlaquong chOslash ngmicronh dCcedilu khYacute mmicro nhiOgraveu

ngmicronh khoa haumlc khcedilc cograveng regmiddot quan tcopym ttimesm ccedilch regOacute khfrac34c phocircc vmicro giparai quyOtildet

Ccedilc nhmicro khoa haumlc regmiddot cegrave gfrac34ng ttimesm ra nhiOgraveu ccedilch regOacute lmicrom ssup1ch ccedilc nguaringn

nminusiacutec bTHORN laquo nhiOcircm dCcedilu Meacutet segrave phminusnotng phcedilp regmiddot regminusicircc nghiordfn coslashu souml docircng nhminus

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei7

1- Phminusnotng phcedilp cnot haumlc

euml Muuml thminusecircng souml docircng 3 phminusnotng phcedilp cnot haumlc sau regOacute thu gom dCcedilu trmicron

a - Phao gidivide dCcedilu (booms)

sectcopyy lmicro phminusnotng phcedilp dOcirc dmicrong lmicrom ssup1ch dCcedilu khi natilde nraquom trong meacutet khu

vugravec thiOtildet bTHORN nmicroy regminusicircc gaumli lmicro ccedilc hmicrong rmicroo ngumln chAElign regOcirc gidivide dCcedilu trmicron ra hay

naeligi trordfn mAEligt nminusiacutec euml lsup1i trong meacutet khu vugravec Phao chfrac34n nmicroy naeligi trordfn mAEligt nminusiacutec

vmicro catilde 3 phCcediln phCcediln tugrave do naeligi trordfn mAEligt nminusiacutec ngumln khlaquong cho dCcedilu thocedilt ra theo

nminusiacutec euml phYacutea trordfn rmicroo chfrac34n phCcediln thoslash hai nraquom euml phYacutea dminusiacutei rmicroo chfrac34n ngumlnkhlaquong cho dCcedilu theo nminusiacutec thocedilt ra euml bordfn dminusiacutei rmicroo chfrac34n phCcediln thoslash 3 lmicro nhdivideng

sicirci ccedilp hay dcopyy regOacute liordfn kOtildet gidivide chAEligt ccedilc phao lsup1i viacutei nhau Ccedili phao chfrac34n nmicroy

sIuml vszligng xung quanh khu vugravec dCcedilu trmicron vmicro gidivide natilde lsup1i regatilde Totilde regatilde catilde thOacute diumlng ccedilc

phminusnotng phcedilp khcedilc regOacute thu haringi dCcedilu

b - Mcedily hoacutet dCcedilu (skimmer)

Viacutei phminusnotng phcedilp nmicroy ta cograveng catilde thOacute diumlng dOacute thu haringi dCcedilu trmicron ThiOtildet bTHORNnmicroy hosup1t regeacuteng nhminus thiOtildet bTHORN lmicrom ssup1ch chcopyn khlaquong natilde hEcircp thocirc dCcedilu trordfn mAEligt viacutei

cedili lugravec hEcircp dEacuten hay phcedil huucirc liordfn kOtildet vEumlt lyacute cntildea dCcedilu viacutei nminusiacutec vmicro dCcedilu regminusicircc gidivide

lsup1i trong meacutet khoang choslasha DCcedilu sIuml regminusicircc mang regi regOacute thu haringi lsup1i sau regatilde dOacute

dmicrong Tuy nhiordfn phminusnotng phcedilp nmicroy chOslash lmicrom viOumlc dOcirc dmicrong nOtildeu dCcedilu khlaquong

loang ra trordfn diOumln tYacutech reacuteng hay dszligng nminusiacutec khlaquong chparay

c - ChEcirct hEcircp thocirc

sectcopyy lmicro nhdivideng vEumlt liOumlu catilde khpara numlng thEcircm chEcirct laacuteng DCcedilu sIuml thEcircm trordfn

bOgrave mAEligt vEumlt liOumlu tsup1o thmicronh totildeng liacutep Nhdivideng vEumlt liOumlu nmicroy sIuml kETHo dCcedilu ra khaacutei

nminusiacutec meacutet ccedilch dOcirc dmicrong Vtimes thOtilde mmicro choacuteng regminusicircc regAEligt euml nhdivideng becirc biOacuten nnoti xparay

ra sugrave cegrave trmicron dCcedilu hoAEligc regminusicircc phun trugravec tiOtildep lordfn khu vugravec dCcedilu trmicron VEumlt liOumlu hEcircp

thocirc nmicroy trlaquong rEcirct giegraveng nhminus khumln giEcircy Natilde cszlign catilde thOacute hEcircp thocirc dCcedilu totilde regcedil hay

cpara khi choacuteng bcedilm trordfn cnot thOacute regeacuteng thugravec vEumlt Tuy nhiordfn catilde meacutet vEcircn regOgrave quan

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei8

traumlng khcedilc lmicro khi hEcircp thocirc choacuteng sIuml nAEligng hnotn nminusiacutec nordfn choacuteng sIuml chtimesm

xuegraveng phYacutea dminusiacutei regcedily biOacuten vmicro lmicrom paranh hminuseumlng xEcircu regOtilden sugrave segraveng cntildea regeacuteng vEumlt

nnoti regatilde

2- Phminusnotng phcedilp hocedil haumlc

Nhdivideng chEcirct hocedil haumlc regminusicircc souml docircng euml regcopyy trlaquong nhminus ccedilc chEcirct tEgravey roumla ta

thminusecircng diumlng Phminusnotng phcedilp nmicroy chOslash souml docircng regOacute losup1i baacute dCcedilu trong meacutet khu vugravec

nhaacute khi mmicro dCcedilu taringn tsup1i dminusiacutei dsup1ng nhdivideng giaumlt laacuteng phcopyn tcediln hay treacuten lEacutenVEcircn

regOgrave cntildea phminusnotng phcedilp nmicroy lmicro khi nhdivideng hicircp chEcirct hocedil haumlc nmicroy sIuml phcopyn huucirc gcopyy

phcedil huucirc mlaquoi trminusecircng biOacuten vmicro sIuml phcopyn tcediln vmicroo trong cnot thOacute regeacuteng vEumlt gcopyy nguy

cnot nhiOcircm regeacutec vOgrave sau cho ccedilc lomicroi vEumlt vmicro con ngminusecirci khi souml docircng choacuteng lmicrom

thoslashc umln

3- Phminusnotng phcedilp vEumlt lyacute

Ta catilde thOacute regegravet chcedily dCcedilu braquong khlaquong khYacute Phminusnotng phcedilp nmicroy catilde thOacute lmicrom ssup1ch

dCcedilu regOtilden 98 khi dCcedilu trmicron catilde regeacute dmicroy khlaquong qucedil 3 mm Phminusnotng phcedilp nmicroy regmiddot regminusicircc

thouml nghiOumlm thmicronh claquong euml Canada Trong suegravet chiOtilden tranh viumlng vTHORNnh mAEligc diuml dCcedilu

regminusicircc regegravet rEcirct nhiOgraveu nhminusng khlaquong gcopyy ra sugrave cegrave laquo nhiOcircm khlaquong khYacute Tuy nhiordfn

phminusnotng phcedilp nmicroy cCcediln phparai regminusicircc kiOacutem tra kuuml lminusigraveng trminusiacutec khi souml docircng

4- Phminusnotng phcedilp sinh haumlc

Catilde nhiOgraveu losup1i vi khuEgraven vmicro nEcircm trong tugrave nhiordfn catilde thOacute phcopyn huucirc dCcedilu

Nhminusng qucedil trtimesnh phcopyn huucirc xparay ra cugravec ktimes chEumlm phparai mEcirct rEcirct nhiOgraveu numlm miacutei

phcopyn huucirc regugraveoc vmicroi microgam Vtimes thOtilde khlaquong thOacute diumlng phminusnotng phcedilp nmicroy regOacute xouml

lyacute dCcedilu trmicron vtimes lminusicircng dCcedilu qucedil liacuten

Ccedilc phminusnotng phcedilp xouml lyacute dCcedilu trmicron hiOumln nay rEcirct tegraven kETHm mmicro khlaquong thOacute

thu haringi hOtildet lminusicircng dCcedilu trmicron trlaquoi naeligi trordfn mAEligt nminusiacutec Vtimes vEumly choacuteng tlaquoi regmiddot quyOtildet

regTHORNnh nghiordfn coslashu regOacute tsup1o ra meacutet losup1i vEumlt liOumlu cao phcopyn touml mang totilde tYacutenh catilde khpara

numlng hEcircp thocirc dCcedilu Phminusnotng phcedilp nmicroy votildea catilde thOacute lmicrom ssup1ch dCcedilu tegravei rega mmicro lsup1i

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei9

khlaquong gcopyy taelign hsup1i regOtilden mlaquoi trminusecircng segraveng cntildea ccedilc lomicroi regeacuteng thugravec vEumlt khcedilc Viacutei

phminusnotng phcedilp nmicroy choacuteng tlaquoi souml docircng copolyme cntildea laurylmethacrylat vmicro

styren lmicrom chEcirct hEcircp thocirc Copolyme sIuml regminusicircc tsup1o thmicronh nhdivideng hsup1t nhaacute catilde choslasha

ccedilc hsup1t sfrac34t totilde kYacutech thminusiacutec nano nordfn dOcirc dmicrong phun vmicroo khu vugravec dCcedilu trmicron vmicro dOcirc

dmicrong thu haringi sau khi regmiddot hEcircp thocirc dCcedilu braquong totilde trminusecircng cntildea nam chcopym

Copolyme nmicroy sIuml hEcircp thocirc dCcedilu vmicroo trong msup1ng lminusiacutei khlaquong gian cntildea mtimesnh nhecirc

gegravec lauryl minusa dCcedilu vmicro gidivide lsup1i trong polyme ta sIuml diumlng nam chcopym catilde totilde trminusecircng

msup1nh hoacutet ccedilc hsup1t nmicroy lordfn Nhminus vEumly viOumlc phun copolyme dsup1ng hsup1t vmicroo khu

vugravec dCcedilu trmicron nmicroy catilde thOacute lmicrom ssup1ch cpara ccedilc vOtildet dCcedilu loang cugravec nhaacute hay cpara khuvugravec dCcedilu trmicron liacuten ViOumlc catilde thOacute thu haringi sau khi souml docircng trcedilnh regminusicircc viOumlc

copolyme sau khi hEcircp thocirc nAEligng hnotn nminusiacutec catilde thOacute chtimesm xuegraveng regcedily biOacuten gcopyy

ccedilc hEumlu qupara mlaquoi trminusecircng vOgrave sau

ViOumlc nghiordfn coslashu vmicro regminusa vmicroo souml docircng ccedilc copolyme catilde choslasha thmicronh phCcediln

alkylacrylat trong xouml lyacute mlaquoi trminusecircng lmicro meacutet regOgrave tmicroi miacutei regminusicircc meacutet segrave nnoti trordfn

thOtilde giiacutei bfrac34t regCcedilu nghiordfn coslashuVtimes vEumly choacuteng tlaquoi hy vaumlng sIuml tsup1o regminusicircc hsup1t

copolyme cntildea laurylmethacrylat vmicro styren catilde choslasha hsup1t sfrac34t totilde kYacutech thminusiacutec nano

catilde khpara numlng hEcircp thocirc dCcedilu cao

II- sectAEligc regiOacutem cntildea vEumlt liOumlu polyme hEcircp thocirc dCcedilu

VEumlt liOumlu polyme souml docircng regOacute hEcircp thocirc dCcedilu thminusecircng taringn tsup1i euml dsup1ng gel natilde

catilde thOacute trminusnotng nhminusng khlaquong tan trong dCcedilu hay dung mlaquoi hdivideu cnot khlaquong phcopyn

cugravec vmicro phparai homicron tomicron kTHORN nminusiacutec Ngminusecirci ta cszlign gaumli losup1i vEumlt liOumlu nmicroy lmicroorganogel regatilde chYacutenh lmicro gel trminusnotng trong dung mlaquoi hdivideu cnot Khi tiOtildep xoacutec viacutei

dung mlaquoi hdivideu cnot khlaquong phcopyn cugravec ccedilc thmicronh phCcediln chEcirct laacuteng sIuml khuOtildech tcediln vmicroo

cEcircu troacutec bordfn trong msup1ng lminusiacutei vmicro regminusicircc gidivide lsup1i trong regatilde Tuuacute theo regeacute trminusnotng

mmicro gel catilde bOgrave ngomicroi giegraveng nhminus cao su gelatin hay dsup1ng rfrac34n nhminus gsup1ch nOtildeu regeacute

trminusnotng cntildea natilde rEcirct thEcircp [11]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei10

Msup1ng lminusiacutei polyme catilde cEcircu troacutec khlaquong gian ba chiOgraveu tsup1o nordfn dsup1ng gel

regatilde catilde oslashng docircng rEcirct reacuteng rmiddoti TYacutenh chEcirct minusa dCcedilu kTHORN nminusiacutec cntildea vEumlt liOumlu regmiddot regminusicircc

oslashng docircng thmicronh claquong trong nhiOgraveu lUumlnh vugravec lmicrom mmicrong chegraveng thEcircm nminusiacutec souml

docircng lmicrom mmicrong sfrac34c kyacute trong thiOtildet bTHORN rego sfrac34c kyacute lmicrom chEcirct hEcircp thocirc trong lUumlnh

vugravec dminusicircc phEgravem sinh haumlc claquong nghiOumlp hocedil chEcirct nlaquong nghiOumlp lmicrom nOgraven cho

chEcirct xoacutec tcedilc hoAEligc chEcirct aelign regTHORNnh enzym hay nOgraven trong thiOtildet bTHORN trao regaeligi ion [4]

sectmiddot catilde rEcirct nhiOgraveu claquong trtimesnh nghiordfn coslashu chOtilde tsup1o ra vEumlt liOumlu polyme diumlng

regOacute hEcircp thocirc ccedilc chEcirct hdivideu cnot dCcedilu maacute lan trmicron trordfn mAEligt nminusiacutec sectiOacuten htimesnh lmicro

nhatildem ccedilc polyme regminusicircc tsup1o ra trordfn cnot seuml triumlng hicircp hay regaringng triumlng hicircp ccedilcdEacuten xuEcirct alkylacrylat alkylmetacrylat vmicro ccedilc hicircp chEcirct dEacuten xuEcirct cntildea vszligng

thnotm secteacute mOgravem dIcirco vmicro khpara numlng trminusnotng neuml trong dung mlaquoi khlaquong phcopyn cugravec lmicro

nhdivideng regAEligc regiOacutem quan traumlng bao hmicrom cpara tYacutenh chEcirct lyacute hocedil cntildea vEumlt liOumlu polyme

ViOumlc nghiordfn coslashu chOtilde tsup1o vEumlt liOumlu polyme catilde khpara numlng hEcircp thocirc dCcedilu cao oslashng

docircng trong xouml lyacute mlaquoi trminusecircng regmiddot regminusicircc biOtildet regOtilden totilde lcopyu nhminusng regOtilden nay vEacuten thu

hoacutet nhiOgraveu nhmicro khoa haumlc do khpara numlng oslashng docircng reacuteng rmiddoti cntildea natilde ViOumlc tiOtildep tocircc

nghiordfn coslashu nhraquom tsup1o ra claquong nghOuml regnotn giparan hnotn homicron thiOumln thordfm tYacutenh chEcirct

vmicro khpara numlng oslashng docircng cntildea vEumlt liOumlu [6]

III - CEcircu tsup1o vmicro tYacutenh chEcirct cntildea polyme hEcircp thocirc dCcedilu

Polyme hEcircp thocirc dCcedilu catilde cEcircu tsup1o totilde ccedilc phcopyn touml polyme regminusicircc khcopyu msup1ch

beumli ccedilc tcedilc nhcopyn khcopyu msup1ch lmicro ccedilc monome lminusigraveng choslashc khlaquong no tsup1o nordfn

polyme catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu sectAEligc regiOacutem cntildea losup1i vEumlt

liOumlu nmicroy lmicro catilde cEcircu troacutec xegravep msup1ng lminusiacutei khlaquong gian ba chiOgraveu mOgravem dIcirco catilde thOacute

co lsup1i khi chminusa hEcircp thocirc dCcedilu vtimes thOtilde thOacute tYacutech ban regCcedilu cntildea choacuteng thminusecircng nhaacute

thuEumln tiOumln cho viOumlc chuyordfn cheuml bparao quparan euml trsup1ng thcedili nmicroy polyme catilde thOacute

phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec khi tiOtildep xoacutec viacutei dCcedilu naeligi trordfn mAEligt nminusiacutec dCcedilu sIuml

khuOtildech tcediln vmicroo trong msup1ng lminusiacutei khlaquong gian vmicro nraquom trong regatilde Khpara numlng hEcircp

thocirc dCcedilu cntildea vEumlt liOumlu regminusicircc xem nhminus lmicro do tcedilc docircng cntildea lugravec Van Der Waals

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei11

gidividea ccedilc nhatildem minusa dCcedilu vmicro dCcedilu naeligi trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei

khlaquong gian ba chiOgraveu (dsup1ng gel) catilde khpara numlng co dmiddotn tegravet nordfn dCcedilu dOcirc dmicrong

khuOtildech tcediln vmicroo cEcircu troacutec khlaquong gian bordfn trong cntildea msup1ng lminusiacutei CEcircu troacutec khlaquong

gian nmicroy regminusicircc xem nhminus lmicro ccedili bEacutey dCcedilu Trong qucedil trtimesnh trminusnotng hai hiOumln tminusicircng

xparay ra regaringng thecirci sugrave thcopym nhEumlp cntildea dCcedilu vmicroo ccedilc khoparang khlaquong gian bordfn

trong cntildea cEcircu troacutec polyme vmicro tiOtildep theo lmicro sugrave dmiddotn cntildea msup1ch polyme Sugrave dmiddotn

msup1ch phocirc thueacutec vmicroo ccedilc lugravec tminusnotng tcedilc bordfn trong cEcircu troacutec polyme trordfn thugravec tOtilde

regcopyy lmicro lugravec regEgravey Lugravec regEgravey nmicroy lmicro kOtildet qupara cntildea ccedilc lugravec khcedilc nhau nhminus lugravec lminusigraveng

cugravec lugravec Van Der Waals lugravec phcopyn touml sectAEligc trminusng tYacutenh trminusnotng cntildea gel regminusicirccquyOtildet regTHORNnh beumli sugrave ccopyn braquong gidividea hai losup1i lugravec lugravec trminusnotng gcopyy nordfn beumli cedilp suEcirct

thEgravem thEcircu vmicro ccedilc lugravec khcedilc catilde trong gel [812]

Yordfu cCcedilu chung regAEligt ra khi chOtilde tsup1o vEumlt liOumlu hEcircp thocirc dCcedilu lmicro khpara numlng hEcircp

thocirc dCcedilu liacuten tegravec regeacute hEcircp thocirc dCcedilu cao phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec dOcirc thu haringi

sau khi regmiddot hEcircp thocirc tegravei rega catilde thOacute nhpara hEcircp thocirc vmicro souml docircng lsup1i nhiOgraveu lCcediln sau khi

nhpara hEcircp thocirc

Khpara numlng hEcircp thocirc dCcedilu cntildea polyme phocirc thueacutec nhiOgraveu yOtildeu tegrave nhiOumlt regeacute

cntildea qucedil trtimesnh triumlng hicircp regaringng triumlng hicircp naringng regeacute chEcirct kheumli regCcedilu tucirc lOuml regminusnotng

lminusicircng monome vmicro mEumlt regeacute tsup1o lminusiacutei trong copolyme khpara numlng cedili lugravec viacutei dCcedilu

cntildea ccedilc nhatildem catilde mAEligt trong cEcircu troacutec cntildea polyme

Meacutet thmicronh phCcediln quan traumlng regOacute tsup1o nordfn cEcircu troacutec vEumlt liOumlu polyme catilde khpara

numlng trminusnotng neuml mmicro khlaquong tan trong dung mlaquoi lmicro sugrave catilde mAEligt cntildea tcedilc nhcopyn tsup1o

lminusiacutei Thlaquong thminusecircng chEcirct tsup1o lminusiacutei diumlng trong qucedil trtimesnh triumlng hicircp regaringng triumlnghicircp polyme hEcircp thocirc dCcedilu lmicro divinylbenzen etylen glycol dimetacrylat lmicro ccedilc

monome lminusigraveng choslashc Hmicrom lminusicircng ccedilc chEcirct nmicroy trong thmicronh phCcediln polyme lmicro

khlaquong liacuten chOslash chiOtildem vmicroi phCcediln trumlm nhminusng catilde vai trszlig rEcirct quan traumlng sugrave thay

regaeligi hmicrom lminusicircng cntildea natilde lmicrom paranh hminuseumlng rEcirct liacuten regOtilden cEcircu troacutec bordfn trong msup1ng

lminusiacutei polyme regeacute mOgravem dIcirco cntildea vEumlt liOumlu regiOgraveu nmicroy liordfn quan trugravec tiOtildep tiacutei khpara

numlng hEcircp thocirc dCcedilu [13-15]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei12

secteacute trminusnotng lmicro tYacutenh chEcirct quan traumlng nhEcirct cntildea gel beumli phCcediln liacuten ccedilc tYacutenh chEcirct

khcedilc cntildea vEumlt liOumlu hEcircp thocirc dCcedilu regOgraveu liordfn quan regOtilden regeacute trminusnotng Catilde nhiOgraveu ccedilch

khcedilc nhau regOacute xcedilc regTHORNnh regeacute trminusnotng tuy nhiordfn phminusnotng phcedilp regcedilnh gicedil regeacute trminusnotng

thlaquong qua traumlng lminusicircng taacute ra thYacutech hicircp nhEcirct do sugrave phcedilt triOacuten cntildea ccedilc phminusnotng

phcedilp rego traumlng lminusicircng trong thecirci gian gCcediln regcopyy

IV- Phminusnotng phcedilp taeligng hicircp vEumlt liOumlu cao phcopyn touml

IV1- phparan oslashng triumlng hicircp vmicro ccedilc yOtildeu tegrave paranh hminuseumlng

1- Phparan oslashng triumlng hicircp

Qucedil trtimesnh triumlng hicircp cntildea hai hay nhiOgraveu monome khcedilc nhau regOacute tsup1o

thmicronh hicircp chEcirct cao phcopyn touml gaumli lmicro regaringng triumlng hicircp sectsup1i phcopyn touml nhEumln regminusicircc totilde

qucedil trtimesnh regaringng triumlng hicircp regminusicircc gaumli lmicro copolyme Thmicronh phCcediln cEcircu tsup1o cntildea

copolyme choslasha ccedilc mfrac34t xYacutech tsup1o nordfn totilde ccedilc monome ban regCcedilu liordfn kOtildet viacutei

nhau tucopyn theo meacutet trEumlt tugrave nhEcirct regTHORNnh Phparan oslashng regaringng triumlng hicircp thminusecircng regminusicircc

souml docircng regOacute tsup1o ra ccedilc vEumlt liOumlu polyme catilde ccedilc tYacutenh chEcirct lyacute hocedil cCcediln thiOtildet mmicro

phparan oslashng triumlng hicircp khlaquong thOacute tsup1o ra regminusicircc sectOacute regsup1t regminusicircc sparan phEgravem theo yordfu

cCcedilu cCcediln phparai nghiordfn coslashu lugravea chaumln nguyordfn liOumlu ban regCcedilu cograveng nhminus phminusnotng

phcedilp taeligng hicircp thYacutech hicircp

Tucirc lOuml ccedilc cEcircu touml ban regCcedilu catilde mAEligt trong sparan phEgravem thu regminusicircc totilde qucedil trtimesnh

regaringng triumlng hicircp thay regaeligi trong giiacutei hsup1n reacuteng tuuacute thueacutec vmicroo khpara numlng hosup1t hocedil

cntildea ccedilc monome ban regCcedilu tham gia phparan oslashng

ViOumlc xcedilc regTHORNnh khpara numlng phparan oslashng cntildea ccedilc monome trong qucedil trtimesnh

regaringng triumlng hicircp catilde yacute nghUumla thugravec tOtilde hmicrong regCcedilu Khi biOtildet regminusicircc regiOgraveu nmicroy catilde thOacutexcedilc regTHORNnh vmicro tYacutenh tocediln regminusicircc diOcircn biOtilden cntildea tomicron beacute qucedil trtimesnh regaringng triumlng hicircp

a- Phparan oslashng triumlng hicircp gegravec

Phparan oslashng triumlng hicircp ccedilc hicircp chEcirct khlaquong no nhminus olefin ccedilc dien ccedilc

dEacuten xuEcirct chminusa no cntildea axit trong sugrave catilde mAEligt cntildea gegravec tugrave do vmicro sugrave liacuten lordfn cntildea

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei13

msup1ch phcopyn touml bfrac34t regCcedilu braquong sugrave kOtildet hicircp cntildea monome viacutei gegravec tugrave do regOacute htimesnh

thmicronh regsup1i phcopyn touml

Ccedilc phparan oslashng xparay ra trong qucedil trtimesnh triumlng hicircp

Khnoti mmicroo

Kd(R)22R

(1)

(R)2 lmicro ccedilc hicircp chEcirct catilde khpara numlng tsup1o gegravec tugrave do

Phcedilt triOacuten msup1ch

R + CH2=CH X

Ki

RCH

2

X

CH

R- CH2-CH +

X

CH2=CH

X

KpR-CH2-CH-CH2-CH

X X

R CH2 CH CH2 CH + CH2=CH

X X X

n-1R CH2 CH CH2 CH

X X

n

2 R CH2 CH R CH

2 CH CH CH

2 R

2Ktc

X X X

2R CH2 CH R CH=CH + R CH2 CH2

X X X

2Ktd

euml regcopyy

Kd lmicro hraquong segrave tegravec regeacute phparan oslashng phcopyn huucirc chEcirct kheumli regCcedilu

Ki lmicro hraquong segrave tegravec regeacute kheumli regCcedilu phparan oslashng

Kp lmicro hraquong segrave tegravec regeacute phcedilt triOacuten msup1ch

Ktc lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch do kOtildet hicircp

Ktd lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch khlaquong ccopyn regegravei

bullR lmicro trung tcopym hosup1t regeacuteng

(2)

(3)

(4)

(5)

(6)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei6

Chminusnotng I Taeligng quan

Indash Ttimesnh htimesnh laquo nhiOcircm dCcedilu vmicro ccedilc biOumln phcedilp khfrac34c phocircc

HiOumln tminusicircng dCcedilu trmicron lmicro nguyordfn nhcopyn lmicrom cho mlaquoi trminusecircng treuml nordfn laquo

nhiOcircm nAEligng nOgrave Sugrave thiOumlt hsup1i mmicro natilde gcopyy nordfn thEumlt khatilde catilde thOacute lminusecircng regminusicircc vmicro gcopyy

ra tcedilc hsup1i lcopyu dmicroi catilde thOacute dEacuten regOtilden sugrave diOumlt vong cntildea ccedilc lomicroi sinh vEumlt biOacuten

Hmicrong numlm lminusicircng dCcedilu maacute thEcirct thocedilt do trmicron dCcedilu rszlig rOslash gimicron khoan regminusecircng egraveng

dEacuten vmicro qucedil trtimesnh chuyordfn cheuml chiOtildem tiacutei hnotn 2 taeligng lminusicircng dCcedilu souml docircng cntildea

tomicron thOtilde giiacutei [7] Ngomicroi sugrave thiOumlt hsup1i vOgrave kinh tOtilde thtimes vEcircn regOgrave laquo nhiOcircm mlaquoi trminusecircnglmicro megravei quan tcopym liacuten regegravei viacutei hCcedilu hOtildet ccedilc nminusiacutec catilde nguaringn dCcedilu maacute cograveng nhminus ccedilc

nminusiacutec souml docircng nhiOgraveu nguaringn nguyordfn liOumlu nmicroy

Khi dCcedilu thlaquo vmicro ccedilc sparan phEgravem dCcedilu maacute trmicron ra mlaquoi trminusecircng thtimes sIuml gcopyy phcedil

huucirc nhiOgraveu hOuml sinh thcedili khcedilc nhau DCcedilu thlaquo khi bTHORN trmicron ra mlaquoi trminusecircng biOacuten sIuml

lnot loumlng trordfn mAEligt nminusiacutec beumli tucirc traumlng cntildea natilde nhaacute hnotn nminusiacutec biOacuten Tucirc traumlng trung

btimesnh cntildea dCcedilu khoparang 083 ndash 095 gcm

3

trong khi regatilde cntildea nminusiacutec nguyordfn chEcirctlmicro 0998 gcm3 vmicro cntildea nminusiacutec biOacuten lmicro 1025 gcm3 ChYacutenh vtimes vEumly mmicro ccedilc lomicroi

chim khi sumln maringi trordfn biOacuten bTHORN ngEcircm dCcedilu vmicro cuegravei ciumlng bTHORN chOtildet MAEligt khcedilc khi

dCcedilu lnot loumlng trordfn mAEligt nminusiacutec natilde sIuml lmicrom giparam lminusicircng O2 homicro tan trong nminusiacutec gcopyy

paranh hminuseumlng regOtilden regecirci segraveng cntildea nhiOgraveu sinh vEumlt khcedilc segraveng trong mlaquoi trminusecircng nminusiacutec

Ta catilde thOacute lEcircy vYacute docirc vOgrave sugrave kiOumln trmicron dCcedilu ldquoTorrey Canyonrdquo euml becirc biOacuten nminusiacutec Anh

numlm 1967 lmicrom 10000 con chim bTHORN nhiOcircm dCcedilu vmicro 90 segrave chim nmicroy bTHORN chOtildet

trminusiacutec khi becirc biOacuten nmicroy regminusicircc lmicrom ssup1ch Viacutei sugrave phcedil huucirc mlaquoi trminusecircng nghiordfm

traumlng nhminus vEumly nordfn vEcircn regIgrave nmicroy khiOtilden khlaquong chOslash ngmicronh dCcedilu khYacute mmicro nhiOgraveu

ngmicronh khoa haumlc khcedilc cograveng regmiddot quan tcopym ttimesm ccedilch regOacute khfrac34c phocircc vmicro giparai quyOtildet

Ccedilc nhmicro khoa haumlc regmiddot cegrave gfrac34ng ttimesm ra nhiOgraveu ccedilch regOacute lmicrom ssup1ch ccedilc nguaringn

nminusiacutec bTHORN laquo nhiOcircm dCcedilu Meacutet segrave phminusnotng phcedilp regmiddot regminusicircc nghiordfn coslashu souml docircng nhminus

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei7

1- Phminusnotng phcedilp cnot haumlc

euml Muuml thminusecircng souml docircng 3 phminusnotng phcedilp cnot haumlc sau regOacute thu gom dCcedilu trmicron

a - Phao gidivide dCcedilu (booms)

sectcopyy lmicro phminusnotng phcedilp dOcirc dmicrong lmicrom ssup1ch dCcedilu khi natilde nraquom trong meacutet khu

vugravec thiOtildet bTHORN nmicroy regminusicircc gaumli lmicro ccedilc hmicrong rmicroo ngumln chAElign regOcirc gidivide dCcedilu trmicron ra hay

naeligi trordfn mAEligt nminusiacutec euml lsup1i trong meacutet khu vugravec Phao chfrac34n nmicroy naeligi trordfn mAEligt nminusiacutec

vmicro catilde 3 phCcediln phCcediln tugrave do naeligi trordfn mAEligt nminusiacutec ngumln khlaquong cho dCcedilu thocedilt ra theo

nminusiacutec euml phYacutea trordfn rmicroo chfrac34n phCcediln thoslash hai nraquom euml phYacutea dminusiacutei rmicroo chfrac34n ngumlnkhlaquong cho dCcedilu theo nminusiacutec thocedilt ra euml bordfn dminusiacutei rmicroo chfrac34n phCcediln thoslash 3 lmicro nhdivideng

sicirci ccedilp hay dcopyy regOacute liordfn kOtildet gidivide chAEligt ccedilc phao lsup1i viacutei nhau Ccedili phao chfrac34n nmicroy

sIuml vszligng xung quanh khu vugravec dCcedilu trmicron vmicro gidivide natilde lsup1i regatilde Totilde regatilde catilde thOacute diumlng ccedilc

phminusnotng phcedilp khcedilc regOacute thu haringi dCcedilu

b - Mcedily hoacutet dCcedilu (skimmer)

Viacutei phminusnotng phcedilp nmicroy ta cograveng catilde thOacute diumlng dOacute thu haringi dCcedilu trmicron ThiOtildet bTHORNnmicroy hosup1t regeacuteng nhminus thiOtildet bTHORN lmicrom ssup1ch chcopyn khlaquong natilde hEcircp thocirc dCcedilu trordfn mAEligt viacutei

cedili lugravec hEcircp dEacuten hay phcedil huucirc liordfn kOtildet vEumlt lyacute cntildea dCcedilu viacutei nminusiacutec vmicro dCcedilu regminusicircc gidivide

lsup1i trong meacutet khoang choslasha DCcedilu sIuml regminusicircc mang regi regOacute thu haringi lsup1i sau regatilde dOacute

dmicrong Tuy nhiordfn phminusnotng phcedilp nmicroy chOslash lmicrom viOumlc dOcirc dmicrong nOtildeu dCcedilu khlaquong

loang ra trordfn diOumln tYacutech reacuteng hay dszligng nminusiacutec khlaquong chparay

c - ChEcirct hEcircp thocirc

sectcopyy lmicro nhdivideng vEumlt liOumlu catilde khpara numlng thEcircm chEcirct laacuteng DCcedilu sIuml thEcircm trordfn

bOgrave mAEligt vEumlt liOumlu tsup1o thmicronh totildeng liacutep Nhdivideng vEumlt liOumlu nmicroy sIuml kETHo dCcedilu ra khaacutei

nminusiacutec meacutet ccedilch dOcirc dmicrong Vtimes thOtilde mmicro choacuteng regminusicircc regAEligt euml nhdivideng becirc biOacuten nnoti xparay

ra sugrave cegrave trmicron dCcedilu hoAEligc regminusicircc phun trugravec tiOtildep lordfn khu vugravec dCcedilu trmicron VEumlt liOumlu hEcircp

thocirc nmicroy trlaquong rEcirct giegraveng nhminus khumln giEcircy Natilde cszlign catilde thOacute hEcircp thocirc dCcedilu totilde regcedil hay

cpara khi choacuteng bcedilm trordfn cnot thOacute regeacuteng thugravec vEumlt Tuy nhiordfn catilde meacutet vEcircn regOgrave quan

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei8

traumlng khcedilc lmicro khi hEcircp thocirc choacuteng sIuml nAEligng hnotn nminusiacutec nordfn choacuteng sIuml chtimesm

xuegraveng phYacutea dminusiacutei regcedily biOacuten vmicro lmicrom paranh hminuseumlng xEcircu regOtilden sugrave segraveng cntildea regeacuteng vEumlt

nnoti regatilde

2- Phminusnotng phcedilp hocedil haumlc

Nhdivideng chEcirct hocedil haumlc regminusicircc souml docircng euml regcopyy trlaquong nhminus ccedilc chEcirct tEgravey roumla ta

thminusecircng diumlng Phminusnotng phcedilp nmicroy chOslash souml docircng regOacute losup1i baacute dCcedilu trong meacutet khu vugravec

nhaacute khi mmicro dCcedilu taringn tsup1i dminusiacutei dsup1ng nhdivideng giaumlt laacuteng phcopyn tcediln hay treacuten lEacutenVEcircn

regOgrave cntildea phminusnotng phcedilp nmicroy lmicro khi nhdivideng hicircp chEcirct hocedil haumlc nmicroy sIuml phcopyn huucirc gcopyy

phcedil huucirc mlaquoi trminusecircng biOacuten vmicro sIuml phcopyn tcediln vmicroo trong cnot thOacute regeacuteng vEumlt gcopyy nguy

cnot nhiOcircm regeacutec vOgrave sau cho ccedilc lomicroi vEumlt vmicro con ngminusecirci khi souml docircng choacuteng lmicrom

thoslashc umln

3- Phminusnotng phcedilp vEumlt lyacute

Ta catilde thOacute regegravet chcedily dCcedilu braquong khlaquong khYacute Phminusnotng phcedilp nmicroy catilde thOacute lmicrom ssup1ch

dCcedilu regOtilden 98 khi dCcedilu trmicron catilde regeacute dmicroy khlaquong qucedil 3 mm Phminusnotng phcedilp nmicroy regmiddot regminusicircc

thouml nghiOumlm thmicronh claquong euml Canada Trong suegravet chiOtilden tranh viumlng vTHORNnh mAEligc diuml dCcedilu

regminusicircc regegravet rEcirct nhiOgraveu nhminusng khlaquong gcopyy ra sugrave cegrave laquo nhiOcircm khlaquong khYacute Tuy nhiordfn

phminusnotng phcedilp nmicroy cCcediln phparai regminusicircc kiOacutem tra kuuml lminusigraveng trminusiacutec khi souml docircng

4- Phminusnotng phcedilp sinh haumlc

Catilde nhiOgraveu losup1i vi khuEgraven vmicro nEcircm trong tugrave nhiordfn catilde thOacute phcopyn huucirc dCcedilu

Nhminusng qucedil trtimesnh phcopyn huucirc xparay ra cugravec ktimes chEumlm phparai mEcirct rEcirct nhiOgraveu numlm miacutei

phcopyn huucirc regugraveoc vmicroi microgam Vtimes thOtilde khlaquong thOacute diumlng phminusnotng phcedilp nmicroy regOacute xouml

lyacute dCcedilu trmicron vtimes lminusicircng dCcedilu qucedil liacuten

Ccedilc phminusnotng phcedilp xouml lyacute dCcedilu trmicron hiOumln nay rEcirct tegraven kETHm mmicro khlaquong thOacute

thu haringi hOtildet lminusicircng dCcedilu trmicron trlaquoi naeligi trordfn mAEligt nminusiacutec Vtimes vEumly choacuteng tlaquoi regmiddot quyOtildet

regTHORNnh nghiordfn coslashu regOacute tsup1o ra meacutet losup1i vEumlt liOumlu cao phcopyn touml mang totilde tYacutenh catilde khpara

numlng hEcircp thocirc dCcedilu Phminusnotng phcedilp nmicroy votildea catilde thOacute lmicrom ssup1ch dCcedilu tegravei rega mmicro lsup1i

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei9

khlaquong gcopyy taelign hsup1i regOtilden mlaquoi trminusecircng segraveng cntildea ccedilc lomicroi regeacuteng thugravec vEumlt khcedilc Viacutei

phminusnotng phcedilp nmicroy choacuteng tlaquoi souml docircng copolyme cntildea laurylmethacrylat vmicro

styren lmicrom chEcirct hEcircp thocirc Copolyme sIuml regminusicircc tsup1o thmicronh nhdivideng hsup1t nhaacute catilde choslasha

ccedilc hsup1t sfrac34t totilde kYacutech thminusiacutec nano nordfn dOcirc dmicrong phun vmicroo khu vugravec dCcedilu trmicron vmicro dOcirc

dmicrong thu haringi sau khi regmiddot hEcircp thocirc dCcedilu braquong totilde trminusecircng cntildea nam chcopym

Copolyme nmicroy sIuml hEcircp thocirc dCcedilu vmicroo trong msup1ng lminusiacutei khlaquong gian cntildea mtimesnh nhecirc

gegravec lauryl minusa dCcedilu vmicro gidivide lsup1i trong polyme ta sIuml diumlng nam chcopym catilde totilde trminusecircng

msup1nh hoacutet ccedilc hsup1t nmicroy lordfn Nhminus vEumly viOumlc phun copolyme dsup1ng hsup1t vmicroo khu

vugravec dCcedilu trmicron nmicroy catilde thOacute lmicrom ssup1ch cpara ccedilc vOtildet dCcedilu loang cugravec nhaacute hay cpara khuvugravec dCcedilu trmicron liacuten ViOumlc catilde thOacute thu haringi sau khi souml docircng trcedilnh regminusicircc viOumlc

copolyme sau khi hEcircp thocirc nAEligng hnotn nminusiacutec catilde thOacute chtimesm xuegraveng regcedily biOacuten gcopyy

ccedilc hEumlu qupara mlaquoi trminusecircng vOgrave sau

ViOumlc nghiordfn coslashu vmicro regminusa vmicroo souml docircng ccedilc copolyme catilde choslasha thmicronh phCcediln

alkylacrylat trong xouml lyacute mlaquoi trminusecircng lmicro meacutet regOgrave tmicroi miacutei regminusicircc meacutet segrave nnoti trordfn

thOtilde giiacutei bfrac34t regCcedilu nghiordfn coslashuVtimes vEumly choacuteng tlaquoi hy vaumlng sIuml tsup1o regminusicircc hsup1t

copolyme cntildea laurylmethacrylat vmicro styren catilde choslasha hsup1t sfrac34t totilde kYacutech thminusiacutec nano

catilde khpara numlng hEcircp thocirc dCcedilu cao

II- sectAEligc regiOacutem cntildea vEumlt liOumlu polyme hEcircp thocirc dCcedilu

VEumlt liOumlu polyme souml docircng regOacute hEcircp thocirc dCcedilu thminusecircng taringn tsup1i euml dsup1ng gel natilde

catilde thOacute trminusnotng nhminusng khlaquong tan trong dCcedilu hay dung mlaquoi hdivideu cnot khlaquong phcopyn

cugravec vmicro phparai homicron tomicron kTHORN nminusiacutec Ngminusecirci ta cszlign gaumli losup1i vEumlt liOumlu nmicroy lmicroorganogel regatilde chYacutenh lmicro gel trminusnotng trong dung mlaquoi hdivideu cnot Khi tiOtildep xoacutec viacutei

dung mlaquoi hdivideu cnot khlaquong phcopyn cugravec ccedilc thmicronh phCcediln chEcirct laacuteng sIuml khuOtildech tcediln vmicroo

cEcircu troacutec bordfn trong msup1ng lminusiacutei vmicro regminusicircc gidivide lsup1i trong regatilde Tuuacute theo regeacute trminusnotng

mmicro gel catilde bOgrave ngomicroi giegraveng nhminus cao su gelatin hay dsup1ng rfrac34n nhminus gsup1ch nOtildeu regeacute

trminusnotng cntildea natilde rEcirct thEcircp [11]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei10

Msup1ng lminusiacutei polyme catilde cEcircu troacutec khlaquong gian ba chiOgraveu tsup1o nordfn dsup1ng gel

regatilde catilde oslashng docircng rEcirct reacuteng rmiddoti TYacutenh chEcirct minusa dCcedilu kTHORN nminusiacutec cntildea vEumlt liOumlu regmiddot regminusicircc

oslashng docircng thmicronh claquong trong nhiOgraveu lUumlnh vugravec lmicrom mmicrong chegraveng thEcircm nminusiacutec souml

docircng lmicrom mmicrong sfrac34c kyacute trong thiOtildet bTHORN rego sfrac34c kyacute lmicrom chEcirct hEcircp thocirc trong lUumlnh

vugravec dminusicircc phEgravem sinh haumlc claquong nghiOumlp hocedil chEcirct nlaquong nghiOumlp lmicrom nOgraven cho

chEcirct xoacutec tcedilc hoAEligc chEcirct aelign regTHORNnh enzym hay nOgraven trong thiOtildet bTHORN trao regaeligi ion [4]

sectmiddot catilde rEcirct nhiOgraveu claquong trtimesnh nghiordfn coslashu chOtilde tsup1o ra vEumlt liOumlu polyme diumlng

regOacute hEcircp thocirc ccedilc chEcirct hdivideu cnot dCcedilu maacute lan trmicron trordfn mAEligt nminusiacutec sectiOacuten htimesnh lmicro

nhatildem ccedilc polyme regminusicircc tsup1o ra trordfn cnot seuml triumlng hicircp hay regaringng triumlng hicircp ccedilcdEacuten xuEcirct alkylacrylat alkylmetacrylat vmicro ccedilc hicircp chEcirct dEacuten xuEcirct cntildea vszligng

thnotm secteacute mOgravem dIcirco vmicro khpara numlng trminusnotng neuml trong dung mlaquoi khlaquong phcopyn cugravec lmicro

nhdivideng regAEligc regiOacutem quan traumlng bao hmicrom cpara tYacutenh chEcirct lyacute hocedil cntildea vEumlt liOumlu polyme

ViOumlc nghiordfn coslashu chOtilde tsup1o vEumlt liOumlu polyme catilde khpara numlng hEcircp thocirc dCcedilu cao oslashng

docircng trong xouml lyacute mlaquoi trminusecircng regmiddot regminusicircc biOtildet regOtilden totilde lcopyu nhminusng regOtilden nay vEacuten thu

hoacutet nhiOgraveu nhmicro khoa haumlc do khpara numlng oslashng docircng reacuteng rmiddoti cntildea natilde ViOumlc tiOtildep tocircc

nghiordfn coslashu nhraquom tsup1o ra claquong nghOuml regnotn giparan hnotn homicron thiOumln thordfm tYacutenh chEcirct

vmicro khpara numlng oslashng docircng cntildea vEumlt liOumlu [6]

III - CEcircu tsup1o vmicro tYacutenh chEcirct cntildea polyme hEcircp thocirc dCcedilu

Polyme hEcircp thocirc dCcedilu catilde cEcircu tsup1o totilde ccedilc phcopyn touml polyme regminusicircc khcopyu msup1ch

beumli ccedilc tcedilc nhcopyn khcopyu msup1ch lmicro ccedilc monome lminusigraveng choslashc khlaquong no tsup1o nordfn

polyme catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu sectAEligc regiOacutem cntildea losup1i vEumlt

liOumlu nmicroy lmicro catilde cEcircu troacutec xegravep msup1ng lminusiacutei khlaquong gian ba chiOgraveu mOgravem dIcirco catilde thOacute

co lsup1i khi chminusa hEcircp thocirc dCcedilu vtimes thOtilde thOacute tYacutech ban regCcedilu cntildea choacuteng thminusecircng nhaacute

thuEumln tiOumln cho viOumlc chuyordfn cheuml bparao quparan euml trsup1ng thcedili nmicroy polyme catilde thOacute

phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec khi tiOtildep xoacutec viacutei dCcedilu naeligi trordfn mAEligt nminusiacutec dCcedilu sIuml

khuOtildech tcediln vmicroo trong msup1ng lminusiacutei khlaquong gian vmicro nraquom trong regatilde Khpara numlng hEcircp

thocirc dCcedilu cntildea vEumlt liOumlu regminusicircc xem nhminus lmicro do tcedilc docircng cntildea lugravec Van Der Waals

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei11

gidividea ccedilc nhatildem minusa dCcedilu vmicro dCcedilu naeligi trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei

khlaquong gian ba chiOgraveu (dsup1ng gel) catilde khpara numlng co dmiddotn tegravet nordfn dCcedilu dOcirc dmicrong

khuOtildech tcediln vmicroo cEcircu troacutec khlaquong gian bordfn trong cntildea msup1ng lminusiacutei CEcircu troacutec khlaquong

gian nmicroy regminusicircc xem nhminus lmicro ccedili bEacutey dCcedilu Trong qucedil trtimesnh trminusnotng hai hiOumln tminusicircng

xparay ra regaringng thecirci sugrave thcopym nhEumlp cntildea dCcedilu vmicroo ccedilc khoparang khlaquong gian bordfn

trong cntildea cEcircu troacutec polyme vmicro tiOtildep theo lmicro sugrave dmiddotn cntildea msup1ch polyme Sugrave dmiddotn

msup1ch phocirc thueacutec vmicroo ccedilc lugravec tminusnotng tcedilc bordfn trong cEcircu troacutec polyme trordfn thugravec tOtilde

regcopyy lmicro lugravec regEgravey Lugravec regEgravey nmicroy lmicro kOtildet qupara cntildea ccedilc lugravec khcedilc nhau nhminus lugravec lminusigraveng

cugravec lugravec Van Der Waals lugravec phcopyn touml sectAEligc trminusng tYacutenh trminusnotng cntildea gel regminusicirccquyOtildet regTHORNnh beumli sugrave ccopyn braquong gidividea hai losup1i lugravec lugravec trminusnotng gcopyy nordfn beumli cedilp suEcirct

thEgravem thEcircu vmicro ccedilc lugravec khcedilc catilde trong gel [812]

Yordfu cCcedilu chung regAEligt ra khi chOtilde tsup1o vEumlt liOumlu hEcircp thocirc dCcedilu lmicro khpara numlng hEcircp

thocirc dCcedilu liacuten tegravec regeacute hEcircp thocirc dCcedilu cao phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec dOcirc thu haringi

sau khi regmiddot hEcircp thocirc tegravei rega catilde thOacute nhpara hEcircp thocirc vmicro souml docircng lsup1i nhiOgraveu lCcediln sau khi

nhpara hEcircp thocirc

Khpara numlng hEcircp thocirc dCcedilu cntildea polyme phocirc thueacutec nhiOgraveu yOtildeu tegrave nhiOumlt regeacute

cntildea qucedil trtimesnh triumlng hicircp regaringng triumlng hicircp naringng regeacute chEcirct kheumli regCcedilu tucirc lOuml regminusnotng

lminusicircng monome vmicro mEumlt regeacute tsup1o lminusiacutei trong copolyme khpara numlng cedili lugravec viacutei dCcedilu

cntildea ccedilc nhatildem catilde mAEligt trong cEcircu troacutec cntildea polyme

Meacutet thmicronh phCcediln quan traumlng regOacute tsup1o nordfn cEcircu troacutec vEumlt liOumlu polyme catilde khpara

numlng trminusnotng neuml mmicro khlaquong tan trong dung mlaquoi lmicro sugrave catilde mAEligt cntildea tcedilc nhcopyn tsup1o

lminusiacutei Thlaquong thminusecircng chEcirct tsup1o lminusiacutei diumlng trong qucedil trtimesnh triumlng hicircp regaringng triumlnghicircp polyme hEcircp thocirc dCcedilu lmicro divinylbenzen etylen glycol dimetacrylat lmicro ccedilc

monome lminusigraveng choslashc Hmicrom lminusicircng ccedilc chEcirct nmicroy trong thmicronh phCcediln polyme lmicro

khlaquong liacuten chOslash chiOtildem vmicroi phCcediln trumlm nhminusng catilde vai trszlig rEcirct quan traumlng sugrave thay

regaeligi hmicrom lminusicircng cntildea natilde lmicrom paranh hminuseumlng rEcirct liacuten regOtilden cEcircu troacutec bordfn trong msup1ng

lminusiacutei polyme regeacute mOgravem dIcirco cntildea vEumlt liOumlu regiOgraveu nmicroy liordfn quan trugravec tiOtildep tiacutei khpara

numlng hEcircp thocirc dCcedilu [13-15]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei12

secteacute trminusnotng lmicro tYacutenh chEcirct quan traumlng nhEcirct cntildea gel beumli phCcediln liacuten ccedilc tYacutenh chEcirct

khcedilc cntildea vEumlt liOumlu hEcircp thocirc dCcedilu regOgraveu liordfn quan regOtilden regeacute trminusnotng Catilde nhiOgraveu ccedilch

khcedilc nhau regOacute xcedilc regTHORNnh regeacute trminusnotng tuy nhiordfn phminusnotng phcedilp regcedilnh gicedil regeacute trminusnotng

thlaquong qua traumlng lminusicircng taacute ra thYacutech hicircp nhEcirct do sugrave phcedilt triOacuten cntildea ccedilc phminusnotng

phcedilp rego traumlng lminusicircng trong thecirci gian gCcediln regcopyy

IV- Phminusnotng phcedilp taeligng hicircp vEumlt liOumlu cao phcopyn touml

IV1- phparan oslashng triumlng hicircp vmicro ccedilc yOtildeu tegrave paranh hminuseumlng

1- Phparan oslashng triumlng hicircp

Qucedil trtimesnh triumlng hicircp cntildea hai hay nhiOgraveu monome khcedilc nhau regOacute tsup1o

thmicronh hicircp chEcirct cao phcopyn touml gaumli lmicro regaringng triumlng hicircp sectsup1i phcopyn touml nhEumln regminusicircc totilde

qucedil trtimesnh regaringng triumlng hicircp regminusicircc gaumli lmicro copolyme Thmicronh phCcediln cEcircu tsup1o cntildea

copolyme choslasha ccedilc mfrac34t xYacutech tsup1o nordfn totilde ccedilc monome ban regCcedilu liordfn kOtildet viacutei

nhau tucopyn theo meacutet trEumlt tugrave nhEcirct regTHORNnh Phparan oslashng regaringng triumlng hicircp thminusecircng regminusicircc

souml docircng regOacute tsup1o ra ccedilc vEumlt liOumlu polyme catilde ccedilc tYacutenh chEcirct lyacute hocedil cCcediln thiOtildet mmicro

phparan oslashng triumlng hicircp khlaquong thOacute tsup1o ra regminusicircc sectOacute regsup1t regminusicircc sparan phEgravem theo yordfu

cCcedilu cCcediln phparai nghiordfn coslashu lugravea chaumln nguyordfn liOumlu ban regCcedilu cograveng nhminus phminusnotng

phcedilp taeligng hicircp thYacutech hicircp

Tucirc lOuml ccedilc cEcircu touml ban regCcedilu catilde mAEligt trong sparan phEgravem thu regminusicircc totilde qucedil trtimesnh

regaringng triumlng hicircp thay regaeligi trong giiacutei hsup1n reacuteng tuuacute thueacutec vmicroo khpara numlng hosup1t hocedil

cntildea ccedilc monome ban regCcedilu tham gia phparan oslashng

ViOumlc xcedilc regTHORNnh khpara numlng phparan oslashng cntildea ccedilc monome trong qucedil trtimesnh

regaringng triumlng hicircp catilde yacute nghUumla thugravec tOtilde hmicrong regCcedilu Khi biOtildet regminusicircc regiOgraveu nmicroy catilde thOacutexcedilc regTHORNnh vmicro tYacutenh tocediln regminusicircc diOcircn biOtilden cntildea tomicron beacute qucedil trtimesnh regaringng triumlng hicircp

a- Phparan oslashng triumlng hicircp gegravec

Phparan oslashng triumlng hicircp ccedilc hicircp chEcirct khlaquong no nhminus olefin ccedilc dien ccedilc

dEacuten xuEcirct chminusa no cntildea axit trong sugrave catilde mAEligt cntildea gegravec tugrave do vmicro sugrave liacuten lordfn cntildea

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei13

msup1ch phcopyn touml bfrac34t regCcedilu braquong sugrave kOtildet hicircp cntildea monome viacutei gegravec tugrave do regOacute htimesnh

thmicronh regsup1i phcopyn touml

Ccedilc phparan oslashng xparay ra trong qucedil trtimesnh triumlng hicircp

Khnoti mmicroo

Kd(R)22R

(1)

(R)2 lmicro ccedilc hicircp chEcirct catilde khpara numlng tsup1o gegravec tugrave do

Phcedilt triOacuten msup1ch

R + CH2=CH X

Ki

RCH

2

X

CH

R- CH2-CH +

X

CH2=CH

X

KpR-CH2-CH-CH2-CH

X X

R CH2 CH CH2 CH + CH2=CH

X X X

n-1R CH2 CH CH2 CH

X X

n

2 R CH2 CH R CH

2 CH CH CH

2 R

2Ktc

X X X

2R CH2 CH R CH=CH + R CH2 CH2

X X X

2Ktd

euml regcopyy

Kd lmicro hraquong segrave tegravec regeacute phparan oslashng phcopyn huucirc chEcirct kheumli regCcedilu

Ki lmicro hraquong segrave tegravec regeacute kheumli regCcedilu phparan oslashng

Kp lmicro hraquong segrave tegravec regeacute phcedilt triOacuten msup1ch

Ktc lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch do kOtildet hicircp

Ktd lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch khlaquong ccopyn regegravei

bullR lmicro trung tcopym hosup1t regeacuteng

(2)

(3)

(4)

(5)

(6)

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

4

6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei7

1- Phminusnotng phcedilp cnot haumlc

euml Muuml thminusecircng souml docircng 3 phminusnotng phcedilp cnot haumlc sau regOacute thu gom dCcedilu trmicron

a - Phao gidivide dCcedilu (booms)

sectcopyy lmicro phminusnotng phcedilp dOcirc dmicrong lmicrom ssup1ch dCcedilu khi natilde nraquom trong meacutet khu

vugravec thiOtildet bTHORN nmicroy regminusicircc gaumli lmicro ccedilc hmicrong rmicroo ngumln chAElign regOcirc gidivide dCcedilu trmicron ra hay

naeligi trordfn mAEligt nminusiacutec euml lsup1i trong meacutet khu vugravec Phao chfrac34n nmicroy naeligi trordfn mAEligt nminusiacutec

vmicro catilde 3 phCcediln phCcediln tugrave do naeligi trordfn mAEligt nminusiacutec ngumln khlaquong cho dCcedilu thocedilt ra theo

nminusiacutec euml phYacutea trordfn rmicroo chfrac34n phCcediln thoslash hai nraquom euml phYacutea dminusiacutei rmicroo chfrac34n ngumlnkhlaquong cho dCcedilu theo nminusiacutec thocedilt ra euml bordfn dminusiacutei rmicroo chfrac34n phCcediln thoslash 3 lmicro nhdivideng

sicirci ccedilp hay dcopyy regOacute liordfn kOtildet gidivide chAEligt ccedilc phao lsup1i viacutei nhau Ccedili phao chfrac34n nmicroy

sIuml vszligng xung quanh khu vugravec dCcedilu trmicron vmicro gidivide natilde lsup1i regatilde Totilde regatilde catilde thOacute diumlng ccedilc

phminusnotng phcedilp khcedilc regOacute thu haringi dCcedilu

b - Mcedily hoacutet dCcedilu (skimmer)

Viacutei phminusnotng phcedilp nmicroy ta cograveng catilde thOacute diumlng dOacute thu haringi dCcedilu trmicron ThiOtildet bTHORNnmicroy hosup1t regeacuteng nhminus thiOtildet bTHORN lmicrom ssup1ch chcopyn khlaquong natilde hEcircp thocirc dCcedilu trordfn mAEligt viacutei

cedili lugravec hEcircp dEacuten hay phcedil huucirc liordfn kOtildet vEumlt lyacute cntildea dCcedilu viacutei nminusiacutec vmicro dCcedilu regminusicircc gidivide

lsup1i trong meacutet khoang choslasha DCcedilu sIuml regminusicircc mang regi regOacute thu haringi lsup1i sau regatilde dOacute

dmicrong Tuy nhiordfn phminusnotng phcedilp nmicroy chOslash lmicrom viOumlc dOcirc dmicrong nOtildeu dCcedilu khlaquong

loang ra trordfn diOumln tYacutech reacuteng hay dszligng nminusiacutec khlaquong chparay

c - ChEcirct hEcircp thocirc

sectcopyy lmicro nhdivideng vEumlt liOumlu catilde khpara numlng thEcircm chEcirct laacuteng DCcedilu sIuml thEcircm trordfn

bOgrave mAEligt vEumlt liOumlu tsup1o thmicronh totildeng liacutep Nhdivideng vEumlt liOumlu nmicroy sIuml kETHo dCcedilu ra khaacutei

nminusiacutec meacutet ccedilch dOcirc dmicrong Vtimes thOtilde mmicro choacuteng regminusicircc regAEligt euml nhdivideng becirc biOacuten nnoti xparay

ra sugrave cegrave trmicron dCcedilu hoAEligc regminusicircc phun trugravec tiOtildep lordfn khu vugravec dCcedilu trmicron VEumlt liOumlu hEcircp

thocirc nmicroy trlaquong rEcirct giegraveng nhminus khumln giEcircy Natilde cszlign catilde thOacute hEcircp thocirc dCcedilu totilde regcedil hay

cpara khi choacuteng bcedilm trordfn cnot thOacute regeacuteng thugravec vEumlt Tuy nhiordfn catilde meacutet vEcircn regOgrave quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei8

traumlng khcedilc lmicro khi hEcircp thocirc choacuteng sIuml nAEligng hnotn nminusiacutec nordfn choacuteng sIuml chtimesm

xuegraveng phYacutea dminusiacutei regcedily biOacuten vmicro lmicrom paranh hminuseumlng xEcircu regOtilden sugrave segraveng cntildea regeacuteng vEumlt

nnoti regatilde

2- Phminusnotng phcedilp hocedil haumlc

Nhdivideng chEcirct hocedil haumlc regminusicircc souml docircng euml regcopyy trlaquong nhminus ccedilc chEcirct tEgravey roumla ta

thminusecircng diumlng Phminusnotng phcedilp nmicroy chOslash souml docircng regOacute losup1i baacute dCcedilu trong meacutet khu vugravec

nhaacute khi mmicro dCcedilu taringn tsup1i dminusiacutei dsup1ng nhdivideng giaumlt laacuteng phcopyn tcediln hay treacuten lEacutenVEcircn

regOgrave cntildea phminusnotng phcedilp nmicroy lmicro khi nhdivideng hicircp chEcirct hocedil haumlc nmicroy sIuml phcopyn huucirc gcopyy

phcedil huucirc mlaquoi trminusecircng biOacuten vmicro sIuml phcopyn tcediln vmicroo trong cnot thOacute regeacuteng vEumlt gcopyy nguy

cnot nhiOcircm regeacutec vOgrave sau cho ccedilc lomicroi vEumlt vmicro con ngminusecirci khi souml docircng choacuteng lmicrom

thoslashc umln

3- Phminusnotng phcedilp vEumlt lyacute

Ta catilde thOacute regegravet chcedily dCcedilu braquong khlaquong khYacute Phminusnotng phcedilp nmicroy catilde thOacute lmicrom ssup1ch

dCcedilu regOtilden 98 khi dCcedilu trmicron catilde regeacute dmicroy khlaquong qucedil 3 mm Phminusnotng phcedilp nmicroy regmiddot regminusicircc

thouml nghiOumlm thmicronh claquong euml Canada Trong suegravet chiOtilden tranh viumlng vTHORNnh mAEligc diuml dCcedilu

regminusicircc regegravet rEcirct nhiOgraveu nhminusng khlaquong gcopyy ra sugrave cegrave laquo nhiOcircm khlaquong khYacute Tuy nhiordfn

phminusnotng phcedilp nmicroy cCcediln phparai regminusicircc kiOacutem tra kuuml lminusigraveng trminusiacutec khi souml docircng

4- Phminusnotng phcedilp sinh haumlc

Catilde nhiOgraveu losup1i vi khuEgraven vmicro nEcircm trong tugrave nhiordfn catilde thOacute phcopyn huucirc dCcedilu

Nhminusng qucedil trtimesnh phcopyn huucirc xparay ra cugravec ktimes chEumlm phparai mEcirct rEcirct nhiOgraveu numlm miacutei

phcopyn huucirc regugraveoc vmicroi microgam Vtimes thOtilde khlaquong thOacute diumlng phminusnotng phcedilp nmicroy regOacute xouml

lyacute dCcedilu trmicron vtimes lminusicircng dCcedilu qucedil liacuten

Ccedilc phminusnotng phcedilp xouml lyacute dCcedilu trmicron hiOumln nay rEcirct tegraven kETHm mmicro khlaquong thOacute

thu haringi hOtildet lminusicircng dCcedilu trmicron trlaquoi naeligi trordfn mAEligt nminusiacutec Vtimes vEumly choacuteng tlaquoi regmiddot quyOtildet

regTHORNnh nghiordfn coslashu regOacute tsup1o ra meacutet losup1i vEumlt liOumlu cao phcopyn touml mang totilde tYacutenh catilde khpara

numlng hEcircp thocirc dCcedilu Phminusnotng phcedilp nmicroy votildea catilde thOacute lmicrom ssup1ch dCcedilu tegravei rega mmicro lsup1i

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei9

khlaquong gcopyy taelign hsup1i regOtilden mlaquoi trminusecircng segraveng cntildea ccedilc lomicroi regeacuteng thugravec vEumlt khcedilc Viacutei

phminusnotng phcedilp nmicroy choacuteng tlaquoi souml docircng copolyme cntildea laurylmethacrylat vmicro

styren lmicrom chEcirct hEcircp thocirc Copolyme sIuml regminusicircc tsup1o thmicronh nhdivideng hsup1t nhaacute catilde choslasha

ccedilc hsup1t sfrac34t totilde kYacutech thminusiacutec nano nordfn dOcirc dmicrong phun vmicroo khu vugravec dCcedilu trmicron vmicro dOcirc

dmicrong thu haringi sau khi regmiddot hEcircp thocirc dCcedilu braquong totilde trminusecircng cntildea nam chcopym

Copolyme nmicroy sIuml hEcircp thocirc dCcedilu vmicroo trong msup1ng lminusiacutei khlaquong gian cntildea mtimesnh nhecirc

gegravec lauryl minusa dCcedilu vmicro gidivide lsup1i trong polyme ta sIuml diumlng nam chcopym catilde totilde trminusecircng

msup1nh hoacutet ccedilc hsup1t nmicroy lordfn Nhminus vEumly viOumlc phun copolyme dsup1ng hsup1t vmicroo khu

vugravec dCcedilu trmicron nmicroy catilde thOacute lmicrom ssup1ch cpara ccedilc vOtildet dCcedilu loang cugravec nhaacute hay cpara khuvugravec dCcedilu trmicron liacuten ViOumlc catilde thOacute thu haringi sau khi souml docircng trcedilnh regminusicircc viOumlc

copolyme sau khi hEcircp thocirc nAEligng hnotn nminusiacutec catilde thOacute chtimesm xuegraveng regcedily biOacuten gcopyy

ccedilc hEumlu qupara mlaquoi trminusecircng vOgrave sau

ViOumlc nghiordfn coslashu vmicro regminusa vmicroo souml docircng ccedilc copolyme catilde choslasha thmicronh phCcediln

alkylacrylat trong xouml lyacute mlaquoi trminusecircng lmicro meacutet regOgrave tmicroi miacutei regminusicircc meacutet segrave nnoti trordfn

thOtilde giiacutei bfrac34t regCcedilu nghiordfn coslashuVtimes vEumly choacuteng tlaquoi hy vaumlng sIuml tsup1o regminusicircc hsup1t

copolyme cntildea laurylmethacrylat vmicro styren catilde choslasha hsup1t sfrac34t totilde kYacutech thminusiacutec nano

catilde khpara numlng hEcircp thocirc dCcedilu cao

II- sectAEligc regiOacutem cntildea vEumlt liOumlu polyme hEcircp thocirc dCcedilu

VEumlt liOumlu polyme souml docircng regOacute hEcircp thocirc dCcedilu thminusecircng taringn tsup1i euml dsup1ng gel natilde

catilde thOacute trminusnotng nhminusng khlaquong tan trong dCcedilu hay dung mlaquoi hdivideu cnot khlaquong phcopyn

cugravec vmicro phparai homicron tomicron kTHORN nminusiacutec Ngminusecirci ta cszlign gaumli losup1i vEumlt liOumlu nmicroy lmicroorganogel regatilde chYacutenh lmicro gel trminusnotng trong dung mlaquoi hdivideu cnot Khi tiOtildep xoacutec viacutei

dung mlaquoi hdivideu cnot khlaquong phcopyn cugravec ccedilc thmicronh phCcediln chEcirct laacuteng sIuml khuOtildech tcediln vmicroo

cEcircu troacutec bordfn trong msup1ng lminusiacutei vmicro regminusicircc gidivide lsup1i trong regatilde Tuuacute theo regeacute trminusnotng

mmicro gel catilde bOgrave ngomicroi giegraveng nhminus cao su gelatin hay dsup1ng rfrac34n nhminus gsup1ch nOtildeu regeacute

trminusnotng cntildea natilde rEcirct thEcircp [11]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei10

Msup1ng lminusiacutei polyme catilde cEcircu troacutec khlaquong gian ba chiOgraveu tsup1o nordfn dsup1ng gel

regatilde catilde oslashng docircng rEcirct reacuteng rmiddoti TYacutenh chEcirct minusa dCcedilu kTHORN nminusiacutec cntildea vEumlt liOumlu regmiddot regminusicircc

oslashng docircng thmicronh claquong trong nhiOgraveu lUumlnh vugravec lmicrom mmicrong chegraveng thEcircm nminusiacutec souml

docircng lmicrom mmicrong sfrac34c kyacute trong thiOtildet bTHORN rego sfrac34c kyacute lmicrom chEcirct hEcircp thocirc trong lUumlnh

vugravec dminusicircc phEgravem sinh haumlc claquong nghiOumlp hocedil chEcirct nlaquong nghiOumlp lmicrom nOgraven cho

chEcirct xoacutec tcedilc hoAEligc chEcirct aelign regTHORNnh enzym hay nOgraven trong thiOtildet bTHORN trao regaeligi ion [4]

sectmiddot catilde rEcirct nhiOgraveu claquong trtimesnh nghiordfn coslashu chOtilde tsup1o ra vEumlt liOumlu polyme diumlng

regOacute hEcircp thocirc ccedilc chEcirct hdivideu cnot dCcedilu maacute lan trmicron trordfn mAEligt nminusiacutec sectiOacuten htimesnh lmicro

nhatildem ccedilc polyme regminusicircc tsup1o ra trordfn cnot seuml triumlng hicircp hay regaringng triumlng hicircp ccedilcdEacuten xuEcirct alkylacrylat alkylmetacrylat vmicro ccedilc hicircp chEcirct dEacuten xuEcirct cntildea vszligng

thnotm secteacute mOgravem dIcirco vmicro khpara numlng trminusnotng neuml trong dung mlaquoi khlaquong phcopyn cugravec lmicro

nhdivideng regAEligc regiOacutem quan traumlng bao hmicrom cpara tYacutenh chEcirct lyacute hocedil cntildea vEumlt liOumlu polyme

ViOumlc nghiordfn coslashu chOtilde tsup1o vEumlt liOumlu polyme catilde khpara numlng hEcircp thocirc dCcedilu cao oslashng

docircng trong xouml lyacute mlaquoi trminusecircng regmiddot regminusicircc biOtildet regOtilden totilde lcopyu nhminusng regOtilden nay vEacuten thu

hoacutet nhiOgraveu nhmicro khoa haumlc do khpara numlng oslashng docircng reacuteng rmiddoti cntildea natilde ViOumlc tiOtildep tocircc

nghiordfn coslashu nhraquom tsup1o ra claquong nghOuml regnotn giparan hnotn homicron thiOumln thordfm tYacutenh chEcirct

vmicro khpara numlng oslashng docircng cntildea vEumlt liOumlu [6]

III - CEcircu tsup1o vmicro tYacutenh chEcirct cntildea polyme hEcircp thocirc dCcedilu

Polyme hEcircp thocirc dCcedilu catilde cEcircu tsup1o totilde ccedilc phcopyn touml polyme regminusicircc khcopyu msup1ch

beumli ccedilc tcedilc nhcopyn khcopyu msup1ch lmicro ccedilc monome lminusigraveng choslashc khlaquong no tsup1o nordfn

polyme catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu sectAEligc regiOacutem cntildea losup1i vEumlt

liOumlu nmicroy lmicro catilde cEcircu troacutec xegravep msup1ng lminusiacutei khlaquong gian ba chiOgraveu mOgravem dIcirco catilde thOacute

co lsup1i khi chminusa hEcircp thocirc dCcedilu vtimes thOtilde thOacute tYacutech ban regCcedilu cntildea choacuteng thminusecircng nhaacute

thuEumln tiOumln cho viOumlc chuyordfn cheuml bparao quparan euml trsup1ng thcedili nmicroy polyme catilde thOacute

phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec khi tiOtildep xoacutec viacutei dCcedilu naeligi trordfn mAEligt nminusiacutec dCcedilu sIuml

khuOtildech tcediln vmicroo trong msup1ng lminusiacutei khlaquong gian vmicro nraquom trong regatilde Khpara numlng hEcircp

thocirc dCcedilu cntildea vEumlt liOumlu regminusicircc xem nhminus lmicro do tcedilc docircng cntildea lugravec Van Der Waals

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei11

gidividea ccedilc nhatildem minusa dCcedilu vmicro dCcedilu naeligi trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei

khlaquong gian ba chiOgraveu (dsup1ng gel) catilde khpara numlng co dmiddotn tegravet nordfn dCcedilu dOcirc dmicrong

khuOtildech tcediln vmicroo cEcircu troacutec khlaquong gian bordfn trong cntildea msup1ng lminusiacutei CEcircu troacutec khlaquong

gian nmicroy regminusicircc xem nhminus lmicro ccedili bEacutey dCcedilu Trong qucedil trtimesnh trminusnotng hai hiOumln tminusicircng

xparay ra regaringng thecirci sugrave thcopym nhEumlp cntildea dCcedilu vmicroo ccedilc khoparang khlaquong gian bordfn

trong cntildea cEcircu troacutec polyme vmicro tiOtildep theo lmicro sugrave dmiddotn cntildea msup1ch polyme Sugrave dmiddotn

msup1ch phocirc thueacutec vmicroo ccedilc lugravec tminusnotng tcedilc bordfn trong cEcircu troacutec polyme trordfn thugravec tOtilde

regcopyy lmicro lugravec regEgravey Lugravec regEgravey nmicroy lmicro kOtildet qupara cntildea ccedilc lugravec khcedilc nhau nhminus lugravec lminusigraveng

cugravec lugravec Van Der Waals lugravec phcopyn touml sectAEligc trminusng tYacutenh trminusnotng cntildea gel regminusicirccquyOtildet regTHORNnh beumli sugrave ccopyn braquong gidividea hai losup1i lugravec lugravec trminusnotng gcopyy nordfn beumli cedilp suEcirct

thEgravem thEcircu vmicro ccedilc lugravec khcedilc catilde trong gel [812]

Yordfu cCcedilu chung regAEligt ra khi chOtilde tsup1o vEumlt liOumlu hEcircp thocirc dCcedilu lmicro khpara numlng hEcircp

thocirc dCcedilu liacuten tegravec regeacute hEcircp thocirc dCcedilu cao phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec dOcirc thu haringi

sau khi regmiddot hEcircp thocirc tegravei rega catilde thOacute nhpara hEcircp thocirc vmicro souml docircng lsup1i nhiOgraveu lCcediln sau khi

nhpara hEcircp thocirc

Khpara numlng hEcircp thocirc dCcedilu cntildea polyme phocirc thueacutec nhiOgraveu yOtildeu tegrave nhiOumlt regeacute

cntildea qucedil trtimesnh triumlng hicircp regaringng triumlng hicircp naringng regeacute chEcirct kheumli regCcedilu tucirc lOuml regminusnotng

lminusicircng monome vmicro mEumlt regeacute tsup1o lminusiacutei trong copolyme khpara numlng cedili lugravec viacutei dCcedilu

cntildea ccedilc nhatildem catilde mAEligt trong cEcircu troacutec cntildea polyme

Meacutet thmicronh phCcediln quan traumlng regOacute tsup1o nordfn cEcircu troacutec vEumlt liOumlu polyme catilde khpara

numlng trminusnotng neuml mmicro khlaquong tan trong dung mlaquoi lmicro sugrave catilde mAEligt cntildea tcedilc nhcopyn tsup1o

lminusiacutei Thlaquong thminusecircng chEcirct tsup1o lminusiacutei diumlng trong qucedil trtimesnh triumlng hicircp regaringng triumlnghicircp polyme hEcircp thocirc dCcedilu lmicro divinylbenzen etylen glycol dimetacrylat lmicro ccedilc

monome lminusigraveng choslashc Hmicrom lminusicircng ccedilc chEcirct nmicroy trong thmicronh phCcediln polyme lmicro

khlaquong liacuten chOslash chiOtildem vmicroi phCcediln trumlm nhminusng catilde vai trszlig rEcirct quan traumlng sugrave thay

regaeligi hmicrom lminusicircng cntildea natilde lmicrom paranh hminuseumlng rEcirct liacuten regOtilden cEcircu troacutec bordfn trong msup1ng

lminusiacutei polyme regeacute mOgravem dIcirco cntildea vEumlt liOumlu regiOgraveu nmicroy liordfn quan trugravec tiOtildep tiacutei khpara

numlng hEcircp thocirc dCcedilu [13-15]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei12

secteacute trminusnotng lmicro tYacutenh chEcirct quan traumlng nhEcirct cntildea gel beumli phCcediln liacuten ccedilc tYacutenh chEcirct

khcedilc cntildea vEumlt liOumlu hEcircp thocirc dCcedilu regOgraveu liordfn quan regOtilden regeacute trminusnotng Catilde nhiOgraveu ccedilch

khcedilc nhau regOacute xcedilc regTHORNnh regeacute trminusnotng tuy nhiordfn phminusnotng phcedilp regcedilnh gicedil regeacute trminusnotng

thlaquong qua traumlng lminusicircng taacute ra thYacutech hicircp nhEcirct do sugrave phcedilt triOacuten cntildea ccedilc phminusnotng

phcedilp rego traumlng lminusicircng trong thecirci gian gCcediln regcopyy

IV- Phminusnotng phcedilp taeligng hicircp vEumlt liOumlu cao phcopyn touml

IV1- phparan oslashng triumlng hicircp vmicro ccedilc yOtildeu tegrave paranh hminuseumlng

1- Phparan oslashng triumlng hicircp

Qucedil trtimesnh triumlng hicircp cntildea hai hay nhiOgraveu monome khcedilc nhau regOacute tsup1o

thmicronh hicircp chEcirct cao phcopyn touml gaumli lmicro regaringng triumlng hicircp sectsup1i phcopyn touml nhEumln regminusicircc totilde

qucedil trtimesnh regaringng triumlng hicircp regminusicircc gaumli lmicro copolyme Thmicronh phCcediln cEcircu tsup1o cntildea

copolyme choslasha ccedilc mfrac34t xYacutech tsup1o nordfn totilde ccedilc monome ban regCcedilu liordfn kOtildet viacutei

nhau tucopyn theo meacutet trEumlt tugrave nhEcirct regTHORNnh Phparan oslashng regaringng triumlng hicircp thminusecircng regminusicircc

souml docircng regOacute tsup1o ra ccedilc vEumlt liOumlu polyme catilde ccedilc tYacutenh chEcirct lyacute hocedil cCcediln thiOtildet mmicro

phparan oslashng triumlng hicircp khlaquong thOacute tsup1o ra regminusicircc sectOacute regsup1t regminusicircc sparan phEgravem theo yordfu

cCcedilu cCcediln phparai nghiordfn coslashu lugravea chaumln nguyordfn liOumlu ban regCcedilu cograveng nhminus phminusnotng

phcedilp taeligng hicircp thYacutech hicircp

Tucirc lOuml ccedilc cEcircu touml ban regCcedilu catilde mAEligt trong sparan phEgravem thu regminusicircc totilde qucedil trtimesnh

regaringng triumlng hicircp thay regaeligi trong giiacutei hsup1n reacuteng tuuacute thueacutec vmicroo khpara numlng hosup1t hocedil

cntildea ccedilc monome ban regCcedilu tham gia phparan oslashng

ViOumlc xcedilc regTHORNnh khpara numlng phparan oslashng cntildea ccedilc monome trong qucedil trtimesnh

regaringng triumlng hicircp catilde yacute nghUumla thugravec tOtilde hmicrong regCcedilu Khi biOtildet regminusicircc regiOgraveu nmicroy catilde thOacutexcedilc regTHORNnh vmicro tYacutenh tocediln regminusicircc diOcircn biOtilden cntildea tomicron beacute qucedil trtimesnh regaringng triumlng hicircp

a- Phparan oslashng triumlng hicircp gegravec

Phparan oslashng triumlng hicircp ccedilc hicircp chEcirct khlaquong no nhminus olefin ccedilc dien ccedilc

dEacuten xuEcirct chminusa no cntildea axit trong sugrave catilde mAEligt cntildea gegravec tugrave do vmicro sugrave liacuten lordfn cntildea

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei13

msup1ch phcopyn touml bfrac34t regCcedilu braquong sugrave kOtildet hicircp cntildea monome viacutei gegravec tugrave do regOacute htimesnh

thmicronh regsup1i phcopyn touml

Ccedilc phparan oslashng xparay ra trong qucedil trtimesnh triumlng hicircp

Khnoti mmicroo

Kd(R)22R

(1)

(R)2 lmicro ccedilc hicircp chEcirct catilde khpara numlng tsup1o gegravec tugrave do

Phcedilt triOacuten msup1ch

R + CH2=CH X

Ki

RCH

2

X

CH

R- CH2-CH +

X

CH2=CH

X

KpR-CH2-CH-CH2-CH

X X

R CH2 CH CH2 CH + CH2=CH

X X X

n-1R CH2 CH CH2 CH

X X

n

2 R CH2 CH R CH

2 CH CH CH

2 R

2Ktc

X X X

2R CH2 CH R CH=CH + R CH2 CH2

X X X

2Ktd

euml regcopyy

Kd lmicro hraquong segrave tegravec regeacute phparan oslashng phcopyn huucirc chEcirct kheumli regCcedilu

Ki lmicro hraquong segrave tegravec regeacute kheumli regCcedilu phparan oslashng

Kp lmicro hraquong segrave tegravec regeacute phcedilt triOacuten msup1ch

Ktc lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch do kOtildet hicircp

Ktd lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch khlaquong ccopyn regegravei

bullR lmicro trung tcopym hosup1t regeacuteng

(2)

(3)

(4)

(5)

(6)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

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6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

1

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3

4

5

67

8

9

10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

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8

10

12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei8

traumlng khcedilc lmicro khi hEcircp thocirc choacuteng sIuml nAEligng hnotn nminusiacutec nordfn choacuteng sIuml chtimesm

xuegraveng phYacutea dminusiacutei regcedily biOacuten vmicro lmicrom paranh hminuseumlng xEcircu regOtilden sugrave segraveng cntildea regeacuteng vEumlt

nnoti regatilde

2- Phminusnotng phcedilp hocedil haumlc

Nhdivideng chEcirct hocedil haumlc regminusicircc souml docircng euml regcopyy trlaquong nhminus ccedilc chEcirct tEgravey roumla ta

thminusecircng diumlng Phminusnotng phcedilp nmicroy chOslash souml docircng regOacute losup1i baacute dCcedilu trong meacutet khu vugravec

nhaacute khi mmicro dCcedilu taringn tsup1i dminusiacutei dsup1ng nhdivideng giaumlt laacuteng phcopyn tcediln hay treacuten lEacutenVEcircn

regOgrave cntildea phminusnotng phcedilp nmicroy lmicro khi nhdivideng hicircp chEcirct hocedil haumlc nmicroy sIuml phcopyn huucirc gcopyy

phcedil huucirc mlaquoi trminusecircng biOacuten vmicro sIuml phcopyn tcediln vmicroo trong cnot thOacute regeacuteng vEumlt gcopyy nguy

cnot nhiOcircm regeacutec vOgrave sau cho ccedilc lomicroi vEumlt vmicro con ngminusecirci khi souml docircng choacuteng lmicrom

thoslashc umln

3- Phminusnotng phcedilp vEumlt lyacute

Ta catilde thOacute regegravet chcedily dCcedilu braquong khlaquong khYacute Phminusnotng phcedilp nmicroy catilde thOacute lmicrom ssup1ch

dCcedilu regOtilden 98 khi dCcedilu trmicron catilde regeacute dmicroy khlaquong qucedil 3 mm Phminusnotng phcedilp nmicroy regmiddot regminusicircc

thouml nghiOumlm thmicronh claquong euml Canada Trong suegravet chiOtilden tranh viumlng vTHORNnh mAEligc diuml dCcedilu

regminusicircc regegravet rEcirct nhiOgraveu nhminusng khlaquong gcopyy ra sugrave cegrave laquo nhiOcircm khlaquong khYacute Tuy nhiordfn

phminusnotng phcedilp nmicroy cCcediln phparai regminusicircc kiOacutem tra kuuml lminusigraveng trminusiacutec khi souml docircng

4- Phminusnotng phcedilp sinh haumlc

Catilde nhiOgraveu losup1i vi khuEgraven vmicro nEcircm trong tugrave nhiordfn catilde thOacute phcopyn huucirc dCcedilu

Nhminusng qucedil trtimesnh phcopyn huucirc xparay ra cugravec ktimes chEumlm phparai mEcirct rEcirct nhiOgraveu numlm miacutei

phcopyn huucirc regugraveoc vmicroi microgam Vtimes thOtilde khlaquong thOacute diumlng phminusnotng phcedilp nmicroy regOacute xouml

lyacute dCcedilu trmicron vtimes lminusicircng dCcedilu qucedil liacuten

Ccedilc phminusnotng phcedilp xouml lyacute dCcedilu trmicron hiOumln nay rEcirct tegraven kETHm mmicro khlaquong thOacute

thu haringi hOtildet lminusicircng dCcedilu trmicron trlaquoi naeligi trordfn mAEligt nminusiacutec Vtimes vEumly choacuteng tlaquoi regmiddot quyOtildet

regTHORNnh nghiordfn coslashu regOacute tsup1o ra meacutet losup1i vEumlt liOumlu cao phcopyn touml mang totilde tYacutenh catilde khpara

numlng hEcircp thocirc dCcedilu Phminusnotng phcedilp nmicroy votildea catilde thOacute lmicrom ssup1ch dCcedilu tegravei rega mmicro lsup1i

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei9

khlaquong gcopyy taelign hsup1i regOtilden mlaquoi trminusecircng segraveng cntildea ccedilc lomicroi regeacuteng thugravec vEumlt khcedilc Viacutei

phminusnotng phcedilp nmicroy choacuteng tlaquoi souml docircng copolyme cntildea laurylmethacrylat vmicro

styren lmicrom chEcirct hEcircp thocirc Copolyme sIuml regminusicircc tsup1o thmicronh nhdivideng hsup1t nhaacute catilde choslasha

ccedilc hsup1t sfrac34t totilde kYacutech thminusiacutec nano nordfn dOcirc dmicrong phun vmicroo khu vugravec dCcedilu trmicron vmicro dOcirc

dmicrong thu haringi sau khi regmiddot hEcircp thocirc dCcedilu braquong totilde trminusecircng cntildea nam chcopym

Copolyme nmicroy sIuml hEcircp thocirc dCcedilu vmicroo trong msup1ng lminusiacutei khlaquong gian cntildea mtimesnh nhecirc

gegravec lauryl minusa dCcedilu vmicro gidivide lsup1i trong polyme ta sIuml diumlng nam chcopym catilde totilde trminusecircng

msup1nh hoacutet ccedilc hsup1t nmicroy lordfn Nhminus vEumly viOumlc phun copolyme dsup1ng hsup1t vmicroo khu

vugravec dCcedilu trmicron nmicroy catilde thOacute lmicrom ssup1ch cpara ccedilc vOtildet dCcedilu loang cugravec nhaacute hay cpara khuvugravec dCcedilu trmicron liacuten ViOumlc catilde thOacute thu haringi sau khi souml docircng trcedilnh regminusicircc viOumlc

copolyme sau khi hEcircp thocirc nAEligng hnotn nminusiacutec catilde thOacute chtimesm xuegraveng regcedily biOacuten gcopyy

ccedilc hEumlu qupara mlaquoi trminusecircng vOgrave sau

ViOumlc nghiordfn coslashu vmicro regminusa vmicroo souml docircng ccedilc copolyme catilde choslasha thmicronh phCcediln

alkylacrylat trong xouml lyacute mlaquoi trminusecircng lmicro meacutet regOgrave tmicroi miacutei regminusicircc meacutet segrave nnoti trordfn

thOtilde giiacutei bfrac34t regCcedilu nghiordfn coslashuVtimes vEumly choacuteng tlaquoi hy vaumlng sIuml tsup1o regminusicircc hsup1t

copolyme cntildea laurylmethacrylat vmicro styren catilde choslasha hsup1t sfrac34t totilde kYacutech thminusiacutec nano

catilde khpara numlng hEcircp thocirc dCcedilu cao

II- sectAEligc regiOacutem cntildea vEumlt liOumlu polyme hEcircp thocirc dCcedilu

VEumlt liOumlu polyme souml docircng regOacute hEcircp thocirc dCcedilu thminusecircng taringn tsup1i euml dsup1ng gel natilde

catilde thOacute trminusnotng nhminusng khlaquong tan trong dCcedilu hay dung mlaquoi hdivideu cnot khlaquong phcopyn

cugravec vmicro phparai homicron tomicron kTHORN nminusiacutec Ngminusecirci ta cszlign gaumli losup1i vEumlt liOumlu nmicroy lmicroorganogel regatilde chYacutenh lmicro gel trminusnotng trong dung mlaquoi hdivideu cnot Khi tiOtildep xoacutec viacutei

dung mlaquoi hdivideu cnot khlaquong phcopyn cugravec ccedilc thmicronh phCcediln chEcirct laacuteng sIuml khuOtildech tcediln vmicroo

cEcircu troacutec bordfn trong msup1ng lminusiacutei vmicro regminusicircc gidivide lsup1i trong regatilde Tuuacute theo regeacute trminusnotng

mmicro gel catilde bOgrave ngomicroi giegraveng nhminus cao su gelatin hay dsup1ng rfrac34n nhminus gsup1ch nOtildeu regeacute

trminusnotng cntildea natilde rEcirct thEcircp [11]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei10

Msup1ng lminusiacutei polyme catilde cEcircu troacutec khlaquong gian ba chiOgraveu tsup1o nordfn dsup1ng gel

regatilde catilde oslashng docircng rEcirct reacuteng rmiddoti TYacutenh chEcirct minusa dCcedilu kTHORN nminusiacutec cntildea vEumlt liOumlu regmiddot regminusicircc

oslashng docircng thmicronh claquong trong nhiOgraveu lUumlnh vugravec lmicrom mmicrong chegraveng thEcircm nminusiacutec souml

docircng lmicrom mmicrong sfrac34c kyacute trong thiOtildet bTHORN rego sfrac34c kyacute lmicrom chEcirct hEcircp thocirc trong lUumlnh

vugravec dminusicircc phEgravem sinh haumlc claquong nghiOumlp hocedil chEcirct nlaquong nghiOumlp lmicrom nOgraven cho

chEcirct xoacutec tcedilc hoAEligc chEcirct aelign regTHORNnh enzym hay nOgraven trong thiOtildet bTHORN trao regaeligi ion [4]

sectmiddot catilde rEcirct nhiOgraveu claquong trtimesnh nghiordfn coslashu chOtilde tsup1o ra vEumlt liOumlu polyme diumlng

regOacute hEcircp thocirc ccedilc chEcirct hdivideu cnot dCcedilu maacute lan trmicron trordfn mAEligt nminusiacutec sectiOacuten htimesnh lmicro

nhatildem ccedilc polyme regminusicircc tsup1o ra trordfn cnot seuml triumlng hicircp hay regaringng triumlng hicircp ccedilcdEacuten xuEcirct alkylacrylat alkylmetacrylat vmicro ccedilc hicircp chEcirct dEacuten xuEcirct cntildea vszligng

thnotm secteacute mOgravem dIcirco vmicro khpara numlng trminusnotng neuml trong dung mlaquoi khlaquong phcopyn cugravec lmicro

nhdivideng regAEligc regiOacutem quan traumlng bao hmicrom cpara tYacutenh chEcirct lyacute hocedil cntildea vEumlt liOumlu polyme

ViOumlc nghiordfn coslashu chOtilde tsup1o vEumlt liOumlu polyme catilde khpara numlng hEcircp thocirc dCcedilu cao oslashng

docircng trong xouml lyacute mlaquoi trminusecircng regmiddot regminusicircc biOtildet regOtilden totilde lcopyu nhminusng regOtilden nay vEacuten thu

hoacutet nhiOgraveu nhmicro khoa haumlc do khpara numlng oslashng docircng reacuteng rmiddoti cntildea natilde ViOumlc tiOtildep tocircc

nghiordfn coslashu nhraquom tsup1o ra claquong nghOuml regnotn giparan hnotn homicron thiOumln thordfm tYacutenh chEcirct

vmicro khpara numlng oslashng docircng cntildea vEumlt liOumlu [6]

III - CEcircu tsup1o vmicro tYacutenh chEcirct cntildea polyme hEcircp thocirc dCcedilu

Polyme hEcircp thocirc dCcedilu catilde cEcircu tsup1o totilde ccedilc phcopyn touml polyme regminusicircc khcopyu msup1ch

beumli ccedilc tcedilc nhcopyn khcopyu msup1ch lmicro ccedilc monome lminusigraveng choslashc khlaquong no tsup1o nordfn

polyme catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu sectAEligc regiOacutem cntildea losup1i vEumlt

liOumlu nmicroy lmicro catilde cEcircu troacutec xegravep msup1ng lminusiacutei khlaquong gian ba chiOgraveu mOgravem dIcirco catilde thOacute

co lsup1i khi chminusa hEcircp thocirc dCcedilu vtimes thOtilde thOacute tYacutech ban regCcedilu cntildea choacuteng thminusecircng nhaacute

thuEumln tiOumln cho viOumlc chuyordfn cheuml bparao quparan euml trsup1ng thcedili nmicroy polyme catilde thOacute

phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec khi tiOtildep xoacutec viacutei dCcedilu naeligi trordfn mAEligt nminusiacutec dCcedilu sIuml

khuOtildech tcediln vmicroo trong msup1ng lminusiacutei khlaquong gian vmicro nraquom trong regatilde Khpara numlng hEcircp

thocirc dCcedilu cntildea vEumlt liOumlu regminusicircc xem nhminus lmicro do tcedilc docircng cntildea lugravec Van Der Waals

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei11

gidividea ccedilc nhatildem minusa dCcedilu vmicro dCcedilu naeligi trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei

khlaquong gian ba chiOgraveu (dsup1ng gel) catilde khpara numlng co dmiddotn tegravet nordfn dCcedilu dOcirc dmicrong

khuOtildech tcediln vmicroo cEcircu troacutec khlaquong gian bordfn trong cntildea msup1ng lminusiacutei CEcircu troacutec khlaquong

gian nmicroy regminusicircc xem nhminus lmicro ccedili bEacutey dCcedilu Trong qucedil trtimesnh trminusnotng hai hiOumln tminusicircng

xparay ra regaringng thecirci sugrave thcopym nhEumlp cntildea dCcedilu vmicroo ccedilc khoparang khlaquong gian bordfn

trong cntildea cEcircu troacutec polyme vmicro tiOtildep theo lmicro sugrave dmiddotn cntildea msup1ch polyme Sugrave dmiddotn

msup1ch phocirc thueacutec vmicroo ccedilc lugravec tminusnotng tcedilc bordfn trong cEcircu troacutec polyme trordfn thugravec tOtilde

regcopyy lmicro lugravec regEgravey Lugravec regEgravey nmicroy lmicro kOtildet qupara cntildea ccedilc lugravec khcedilc nhau nhminus lugravec lminusigraveng

cugravec lugravec Van Der Waals lugravec phcopyn touml sectAEligc trminusng tYacutenh trminusnotng cntildea gel regminusicirccquyOtildet regTHORNnh beumli sugrave ccopyn braquong gidividea hai losup1i lugravec lugravec trminusnotng gcopyy nordfn beumli cedilp suEcirct

thEgravem thEcircu vmicro ccedilc lugravec khcedilc catilde trong gel [812]

Yordfu cCcedilu chung regAEligt ra khi chOtilde tsup1o vEumlt liOumlu hEcircp thocirc dCcedilu lmicro khpara numlng hEcircp

thocirc dCcedilu liacuten tegravec regeacute hEcircp thocirc dCcedilu cao phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec dOcirc thu haringi

sau khi regmiddot hEcircp thocirc tegravei rega catilde thOacute nhpara hEcircp thocirc vmicro souml docircng lsup1i nhiOgraveu lCcediln sau khi

nhpara hEcircp thocirc

Khpara numlng hEcircp thocirc dCcedilu cntildea polyme phocirc thueacutec nhiOgraveu yOtildeu tegrave nhiOumlt regeacute

cntildea qucedil trtimesnh triumlng hicircp regaringng triumlng hicircp naringng regeacute chEcirct kheumli regCcedilu tucirc lOuml regminusnotng

lminusicircng monome vmicro mEumlt regeacute tsup1o lminusiacutei trong copolyme khpara numlng cedili lugravec viacutei dCcedilu

cntildea ccedilc nhatildem catilde mAEligt trong cEcircu troacutec cntildea polyme

Meacutet thmicronh phCcediln quan traumlng regOacute tsup1o nordfn cEcircu troacutec vEumlt liOumlu polyme catilde khpara

numlng trminusnotng neuml mmicro khlaquong tan trong dung mlaquoi lmicro sugrave catilde mAEligt cntildea tcedilc nhcopyn tsup1o

lminusiacutei Thlaquong thminusecircng chEcirct tsup1o lminusiacutei diumlng trong qucedil trtimesnh triumlng hicircp regaringng triumlnghicircp polyme hEcircp thocirc dCcedilu lmicro divinylbenzen etylen glycol dimetacrylat lmicro ccedilc

monome lminusigraveng choslashc Hmicrom lminusicircng ccedilc chEcirct nmicroy trong thmicronh phCcediln polyme lmicro

khlaquong liacuten chOslash chiOtildem vmicroi phCcediln trumlm nhminusng catilde vai trszlig rEcirct quan traumlng sugrave thay

regaeligi hmicrom lminusicircng cntildea natilde lmicrom paranh hminuseumlng rEcirct liacuten regOtilden cEcircu troacutec bordfn trong msup1ng

lminusiacutei polyme regeacute mOgravem dIcirco cntildea vEumlt liOumlu regiOgraveu nmicroy liordfn quan trugravec tiOtildep tiacutei khpara

numlng hEcircp thocirc dCcedilu [13-15]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei12

secteacute trminusnotng lmicro tYacutenh chEcirct quan traumlng nhEcirct cntildea gel beumli phCcediln liacuten ccedilc tYacutenh chEcirct

khcedilc cntildea vEumlt liOumlu hEcircp thocirc dCcedilu regOgraveu liordfn quan regOtilden regeacute trminusnotng Catilde nhiOgraveu ccedilch

khcedilc nhau regOacute xcedilc regTHORNnh regeacute trminusnotng tuy nhiordfn phminusnotng phcedilp regcedilnh gicedil regeacute trminusnotng

thlaquong qua traumlng lminusicircng taacute ra thYacutech hicircp nhEcirct do sugrave phcedilt triOacuten cntildea ccedilc phminusnotng

phcedilp rego traumlng lminusicircng trong thecirci gian gCcediln regcopyy

IV- Phminusnotng phcedilp taeligng hicircp vEumlt liOumlu cao phcopyn touml

IV1- phparan oslashng triumlng hicircp vmicro ccedilc yOtildeu tegrave paranh hminuseumlng

1- Phparan oslashng triumlng hicircp

Qucedil trtimesnh triumlng hicircp cntildea hai hay nhiOgraveu monome khcedilc nhau regOacute tsup1o

thmicronh hicircp chEcirct cao phcopyn touml gaumli lmicro regaringng triumlng hicircp sectsup1i phcopyn touml nhEumln regminusicircc totilde

qucedil trtimesnh regaringng triumlng hicircp regminusicircc gaumli lmicro copolyme Thmicronh phCcediln cEcircu tsup1o cntildea

copolyme choslasha ccedilc mfrac34t xYacutech tsup1o nordfn totilde ccedilc monome ban regCcedilu liordfn kOtildet viacutei

nhau tucopyn theo meacutet trEumlt tugrave nhEcirct regTHORNnh Phparan oslashng regaringng triumlng hicircp thminusecircng regminusicircc

souml docircng regOacute tsup1o ra ccedilc vEumlt liOumlu polyme catilde ccedilc tYacutenh chEcirct lyacute hocedil cCcediln thiOtildet mmicro

phparan oslashng triumlng hicircp khlaquong thOacute tsup1o ra regminusicircc sectOacute regsup1t regminusicircc sparan phEgravem theo yordfu

cCcedilu cCcediln phparai nghiordfn coslashu lugravea chaumln nguyordfn liOumlu ban regCcedilu cograveng nhminus phminusnotng

phcedilp taeligng hicircp thYacutech hicircp

Tucirc lOuml ccedilc cEcircu touml ban regCcedilu catilde mAEligt trong sparan phEgravem thu regminusicircc totilde qucedil trtimesnh

regaringng triumlng hicircp thay regaeligi trong giiacutei hsup1n reacuteng tuuacute thueacutec vmicroo khpara numlng hosup1t hocedil

cntildea ccedilc monome ban regCcedilu tham gia phparan oslashng

ViOumlc xcedilc regTHORNnh khpara numlng phparan oslashng cntildea ccedilc monome trong qucedil trtimesnh

regaringng triumlng hicircp catilde yacute nghUumla thugravec tOtilde hmicrong regCcedilu Khi biOtildet regminusicircc regiOgraveu nmicroy catilde thOacutexcedilc regTHORNnh vmicro tYacutenh tocediln regminusicircc diOcircn biOtilden cntildea tomicron beacute qucedil trtimesnh regaringng triumlng hicircp

a- Phparan oslashng triumlng hicircp gegravec

Phparan oslashng triumlng hicircp ccedilc hicircp chEcirct khlaquong no nhminus olefin ccedilc dien ccedilc

dEacuten xuEcirct chminusa no cntildea axit trong sugrave catilde mAEligt cntildea gegravec tugrave do vmicro sugrave liacuten lordfn cntildea

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei13

msup1ch phcopyn touml bfrac34t regCcedilu braquong sugrave kOtildet hicircp cntildea monome viacutei gegravec tugrave do regOacute htimesnh

thmicronh regsup1i phcopyn touml

Ccedilc phparan oslashng xparay ra trong qucedil trtimesnh triumlng hicircp

Khnoti mmicroo

Kd(R)22R

(1)

(R)2 lmicro ccedilc hicircp chEcirct catilde khpara numlng tsup1o gegravec tugrave do

Phcedilt triOacuten msup1ch

R + CH2=CH X

Ki

RCH

2

X

CH

R- CH2-CH +

X

CH2=CH

X

KpR-CH2-CH-CH2-CH

X X

R CH2 CH CH2 CH + CH2=CH

X X X

n-1R CH2 CH CH2 CH

X X

n

2 R CH2 CH R CH

2 CH CH CH

2 R

2Ktc

X X X

2R CH2 CH R CH=CH + R CH2 CH2

X X X

2Ktd

euml regcopyy

Kd lmicro hraquong segrave tegravec regeacute phparan oslashng phcopyn huucirc chEcirct kheumli regCcedilu

Ki lmicro hraquong segrave tegravec regeacute kheumli regCcedilu phparan oslashng

Kp lmicro hraquong segrave tegravec regeacute phcedilt triOacuten msup1ch

Ktc lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch do kOtildet hicircp

Ktd lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch khlaquong ccopyn regegravei

bullR lmicro trung tcopym hosup1t regeacuteng

(2)

(3)

(4)

(5)

(6)

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

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Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

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70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

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Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

2

4

6

8

10

12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

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Dầu maacutey

Kezosen

Toluen

Cloroform

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei9

khlaquong gcopyy taelign hsup1i regOtilden mlaquoi trminusecircng segraveng cntildea ccedilc lomicroi regeacuteng thugravec vEumlt khcedilc Viacutei

phminusnotng phcedilp nmicroy choacuteng tlaquoi souml docircng copolyme cntildea laurylmethacrylat vmicro

styren lmicrom chEcirct hEcircp thocirc Copolyme sIuml regminusicircc tsup1o thmicronh nhdivideng hsup1t nhaacute catilde choslasha

ccedilc hsup1t sfrac34t totilde kYacutech thminusiacutec nano nordfn dOcirc dmicrong phun vmicroo khu vugravec dCcedilu trmicron vmicro dOcirc

dmicrong thu haringi sau khi regmiddot hEcircp thocirc dCcedilu braquong totilde trminusecircng cntildea nam chcopym

Copolyme nmicroy sIuml hEcircp thocirc dCcedilu vmicroo trong msup1ng lminusiacutei khlaquong gian cntildea mtimesnh nhecirc

gegravec lauryl minusa dCcedilu vmicro gidivide lsup1i trong polyme ta sIuml diumlng nam chcopym catilde totilde trminusecircng

msup1nh hoacutet ccedilc hsup1t nmicroy lordfn Nhminus vEumly viOumlc phun copolyme dsup1ng hsup1t vmicroo khu

vugravec dCcedilu trmicron nmicroy catilde thOacute lmicrom ssup1ch cpara ccedilc vOtildet dCcedilu loang cugravec nhaacute hay cpara khuvugravec dCcedilu trmicron liacuten ViOumlc catilde thOacute thu haringi sau khi souml docircng trcedilnh regminusicircc viOumlc

copolyme sau khi hEcircp thocirc nAEligng hnotn nminusiacutec catilde thOacute chtimesm xuegraveng regcedily biOacuten gcopyy

ccedilc hEumlu qupara mlaquoi trminusecircng vOgrave sau

ViOumlc nghiordfn coslashu vmicro regminusa vmicroo souml docircng ccedilc copolyme catilde choslasha thmicronh phCcediln

alkylacrylat trong xouml lyacute mlaquoi trminusecircng lmicro meacutet regOgrave tmicroi miacutei regminusicircc meacutet segrave nnoti trordfn

thOtilde giiacutei bfrac34t regCcedilu nghiordfn coslashuVtimes vEumly choacuteng tlaquoi hy vaumlng sIuml tsup1o regminusicircc hsup1t

copolyme cntildea laurylmethacrylat vmicro styren catilde choslasha hsup1t sfrac34t totilde kYacutech thminusiacutec nano

catilde khpara numlng hEcircp thocirc dCcedilu cao

II- sectAEligc regiOacutem cntildea vEumlt liOumlu polyme hEcircp thocirc dCcedilu

VEumlt liOumlu polyme souml docircng regOacute hEcircp thocirc dCcedilu thminusecircng taringn tsup1i euml dsup1ng gel natilde

catilde thOacute trminusnotng nhminusng khlaquong tan trong dCcedilu hay dung mlaquoi hdivideu cnot khlaquong phcopyn

cugravec vmicro phparai homicron tomicron kTHORN nminusiacutec Ngminusecirci ta cszlign gaumli losup1i vEumlt liOumlu nmicroy lmicroorganogel regatilde chYacutenh lmicro gel trminusnotng trong dung mlaquoi hdivideu cnot Khi tiOtildep xoacutec viacutei

dung mlaquoi hdivideu cnot khlaquong phcopyn cugravec ccedilc thmicronh phCcediln chEcirct laacuteng sIuml khuOtildech tcediln vmicroo

cEcircu troacutec bordfn trong msup1ng lminusiacutei vmicro regminusicircc gidivide lsup1i trong regatilde Tuuacute theo regeacute trminusnotng

mmicro gel catilde bOgrave ngomicroi giegraveng nhminus cao su gelatin hay dsup1ng rfrac34n nhminus gsup1ch nOtildeu regeacute

trminusnotng cntildea natilde rEcirct thEcircp [11]

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei10

Msup1ng lminusiacutei polyme catilde cEcircu troacutec khlaquong gian ba chiOgraveu tsup1o nordfn dsup1ng gel

regatilde catilde oslashng docircng rEcirct reacuteng rmiddoti TYacutenh chEcirct minusa dCcedilu kTHORN nminusiacutec cntildea vEumlt liOumlu regmiddot regminusicircc

oslashng docircng thmicronh claquong trong nhiOgraveu lUumlnh vugravec lmicrom mmicrong chegraveng thEcircm nminusiacutec souml

docircng lmicrom mmicrong sfrac34c kyacute trong thiOtildet bTHORN rego sfrac34c kyacute lmicrom chEcirct hEcircp thocirc trong lUumlnh

vugravec dminusicircc phEgravem sinh haumlc claquong nghiOumlp hocedil chEcirct nlaquong nghiOumlp lmicrom nOgraven cho

chEcirct xoacutec tcedilc hoAEligc chEcirct aelign regTHORNnh enzym hay nOgraven trong thiOtildet bTHORN trao regaeligi ion [4]

sectmiddot catilde rEcirct nhiOgraveu claquong trtimesnh nghiordfn coslashu chOtilde tsup1o ra vEumlt liOumlu polyme diumlng

regOacute hEcircp thocirc ccedilc chEcirct hdivideu cnot dCcedilu maacute lan trmicron trordfn mAEligt nminusiacutec sectiOacuten htimesnh lmicro

nhatildem ccedilc polyme regminusicircc tsup1o ra trordfn cnot seuml triumlng hicircp hay regaringng triumlng hicircp ccedilcdEacuten xuEcirct alkylacrylat alkylmetacrylat vmicro ccedilc hicircp chEcirct dEacuten xuEcirct cntildea vszligng

thnotm secteacute mOgravem dIcirco vmicro khpara numlng trminusnotng neuml trong dung mlaquoi khlaquong phcopyn cugravec lmicro

nhdivideng regAEligc regiOacutem quan traumlng bao hmicrom cpara tYacutenh chEcirct lyacute hocedil cntildea vEumlt liOumlu polyme

ViOumlc nghiordfn coslashu chOtilde tsup1o vEumlt liOumlu polyme catilde khpara numlng hEcircp thocirc dCcedilu cao oslashng

docircng trong xouml lyacute mlaquoi trminusecircng regmiddot regminusicircc biOtildet regOtilden totilde lcopyu nhminusng regOtilden nay vEacuten thu

hoacutet nhiOgraveu nhmicro khoa haumlc do khpara numlng oslashng docircng reacuteng rmiddoti cntildea natilde ViOumlc tiOtildep tocircc

nghiordfn coslashu nhraquom tsup1o ra claquong nghOuml regnotn giparan hnotn homicron thiOumln thordfm tYacutenh chEcirct

vmicro khpara numlng oslashng docircng cntildea vEumlt liOumlu [6]

III - CEcircu tsup1o vmicro tYacutenh chEcirct cntildea polyme hEcircp thocirc dCcedilu

Polyme hEcircp thocirc dCcedilu catilde cEcircu tsup1o totilde ccedilc phcopyn touml polyme regminusicircc khcopyu msup1ch

beumli ccedilc tcedilc nhcopyn khcopyu msup1ch lmicro ccedilc monome lminusigraveng choslashc khlaquong no tsup1o nordfn

polyme catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu sectAEligc regiOacutem cntildea losup1i vEumlt

liOumlu nmicroy lmicro catilde cEcircu troacutec xegravep msup1ng lminusiacutei khlaquong gian ba chiOgraveu mOgravem dIcirco catilde thOacute

co lsup1i khi chminusa hEcircp thocirc dCcedilu vtimes thOtilde thOacute tYacutech ban regCcedilu cntildea choacuteng thminusecircng nhaacute

thuEumln tiOumln cho viOumlc chuyordfn cheuml bparao quparan euml trsup1ng thcedili nmicroy polyme catilde thOacute

phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec khi tiOtildep xoacutec viacutei dCcedilu naeligi trordfn mAEligt nminusiacutec dCcedilu sIuml

khuOtildech tcediln vmicroo trong msup1ng lminusiacutei khlaquong gian vmicro nraquom trong regatilde Khpara numlng hEcircp

thocirc dCcedilu cntildea vEumlt liOumlu regminusicircc xem nhminus lmicro do tcedilc docircng cntildea lugravec Van Der Waals

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei11

gidividea ccedilc nhatildem minusa dCcedilu vmicro dCcedilu naeligi trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei

khlaquong gian ba chiOgraveu (dsup1ng gel) catilde khpara numlng co dmiddotn tegravet nordfn dCcedilu dOcirc dmicrong

khuOtildech tcediln vmicroo cEcircu troacutec khlaquong gian bordfn trong cntildea msup1ng lminusiacutei CEcircu troacutec khlaquong

gian nmicroy regminusicircc xem nhminus lmicro ccedili bEacutey dCcedilu Trong qucedil trtimesnh trminusnotng hai hiOumln tminusicircng

xparay ra regaringng thecirci sugrave thcopym nhEumlp cntildea dCcedilu vmicroo ccedilc khoparang khlaquong gian bordfn

trong cntildea cEcircu troacutec polyme vmicro tiOtildep theo lmicro sugrave dmiddotn cntildea msup1ch polyme Sugrave dmiddotn

msup1ch phocirc thueacutec vmicroo ccedilc lugravec tminusnotng tcedilc bordfn trong cEcircu troacutec polyme trordfn thugravec tOtilde

regcopyy lmicro lugravec regEgravey Lugravec regEgravey nmicroy lmicro kOtildet qupara cntildea ccedilc lugravec khcedilc nhau nhminus lugravec lminusigraveng

cugravec lugravec Van Der Waals lugravec phcopyn touml sectAEligc trminusng tYacutenh trminusnotng cntildea gel regminusicirccquyOtildet regTHORNnh beumli sugrave ccopyn braquong gidividea hai losup1i lugravec lugravec trminusnotng gcopyy nordfn beumli cedilp suEcirct

thEgravem thEcircu vmicro ccedilc lugravec khcedilc catilde trong gel [812]

Yordfu cCcedilu chung regAEligt ra khi chOtilde tsup1o vEumlt liOumlu hEcircp thocirc dCcedilu lmicro khpara numlng hEcircp

thocirc dCcedilu liacuten tegravec regeacute hEcircp thocirc dCcedilu cao phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec dOcirc thu haringi

sau khi regmiddot hEcircp thocirc tegravei rega catilde thOacute nhpara hEcircp thocirc vmicro souml docircng lsup1i nhiOgraveu lCcediln sau khi

nhpara hEcircp thocirc

Khpara numlng hEcircp thocirc dCcedilu cntildea polyme phocirc thueacutec nhiOgraveu yOtildeu tegrave nhiOumlt regeacute

cntildea qucedil trtimesnh triumlng hicircp regaringng triumlng hicircp naringng regeacute chEcirct kheumli regCcedilu tucirc lOuml regminusnotng

lminusicircng monome vmicro mEumlt regeacute tsup1o lminusiacutei trong copolyme khpara numlng cedili lugravec viacutei dCcedilu

cntildea ccedilc nhatildem catilde mAEligt trong cEcircu troacutec cntildea polyme

Meacutet thmicronh phCcediln quan traumlng regOacute tsup1o nordfn cEcircu troacutec vEumlt liOumlu polyme catilde khpara

numlng trminusnotng neuml mmicro khlaquong tan trong dung mlaquoi lmicro sugrave catilde mAEligt cntildea tcedilc nhcopyn tsup1o

lminusiacutei Thlaquong thminusecircng chEcirct tsup1o lminusiacutei diumlng trong qucedil trtimesnh triumlng hicircp regaringng triumlnghicircp polyme hEcircp thocirc dCcedilu lmicro divinylbenzen etylen glycol dimetacrylat lmicro ccedilc

monome lminusigraveng choslashc Hmicrom lminusicircng ccedilc chEcirct nmicroy trong thmicronh phCcediln polyme lmicro

khlaquong liacuten chOslash chiOtildem vmicroi phCcediln trumlm nhminusng catilde vai trszlig rEcirct quan traumlng sugrave thay

regaeligi hmicrom lminusicircng cntildea natilde lmicrom paranh hminuseumlng rEcirct liacuten regOtilden cEcircu troacutec bordfn trong msup1ng

lminusiacutei polyme regeacute mOgravem dIcirco cntildea vEumlt liOumlu regiOgraveu nmicroy liordfn quan trugravec tiOtildep tiacutei khpara

numlng hEcircp thocirc dCcedilu [13-15]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei12

secteacute trminusnotng lmicro tYacutenh chEcirct quan traumlng nhEcirct cntildea gel beumli phCcediln liacuten ccedilc tYacutenh chEcirct

khcedilc cntildea vEumlt liOumlu hEcircp thocirc dCcedilu regOgraveu liordfn quan regOtilden regeacute trminusnotng Catilde nhiOgraveu ccedilch

khcedilc nhau regOacute xcedilc regTHORNnh regeacute trminusnotng tuy nhiordfn phminusnotng phcedilp regcedilnh gicedil regeacute trminusnotng

thlaquong qua traumlng lminusicircng taacute ra thYacutech hicircp nhEcirct do sugrave phcedilt triOacuten cntildea ccedilc phminusnotng

phcedilp rego traumlng lminusicircng trong thecirci gian gCcediln regcopyy

IV- Phminusnotng phcedilp taeligng hicircp vEumlt liOumlu cao phcopyn touml

IV1- phparan oslashng triumlng hicircp vmicro ccedilc yOtildeu tegrave paranh hminuseumlng

1- Phparan oslashng triumlng hicircp

Qucedil trtimesnh triumlng hicircp cntildea hai hay nhiOgraveu monome khcedilc nhau regOacute tsup1o

thmicronh hicircp chEcirct cao phcopyn touml gaumli lmicro regaringng triumlng hicircp sectsup1i phcopyn touml nhEumln regminusicircc totilde

qucedil trtimesnh regaringng triumlng hicircp regminusicircc gaumli lmicro copolyme Thmicronh phCcediln cEcircu tsup1o cntildea

copolyme choslasha ccedilc mfrac34t xYacutech tsup1o nordfn totilde ccedilc monome ban regCcedilu liordfn kOtildet viacutei

nhau tucopyn theo meacutet trEumlt tugrave nhEcirct regTHORNnh Phparan oslashng regaringng triumlng hicircp thminusecircng regminusicircc

souml docircng regOacute tsup1o ra ccedilc vEumlt liOumlu polyme catilde ccedilc tYacutenh chEcirct lyacute hocedil cCcediln thiOtildet mmicro

phparan oslashng triumlng hicircp khlaquong thOacute tsup1o ra regminusicircc sectOacute regsup1t regminusicircc sparan phEgravem theo yordfu

cCcedilu cCcediln phparai nghiordfn coslashu lugravea chaumln nguyordfn liOumlu ban regCcedilu cograveng nhminus phminusnotng

phcedilp taeligng hicircp thYacutech hicircp

Tucirc lOuml ccedilc cEcircu touml ban regCcedilu catilde mAEligt trong sparan phEgravem thu regminusicircc totilde qucedil trtimesnh

regaringng triumlng hicircp thay regaeligi trong giiacutei hsup1n reacuteng tuuacute thueacutec vmicroo khpara numlng hosup1t hocedil

cntildea ccedilc monome ban regCcedilu tham gia phparan oslashng

ViOumlc xcedilc regTHORNnh khpara numlng phparan oslashng cntildea ccedilc monome trong qucedil trtimesnh

regaringng triumlng hicircp catilde yacute nghUumla thugravec tOtilde hmicrong regCcedilu Khi biOtildet regminusicircc regiOgraveu nmicroy catilde thOacutexcedilc regTHORNnh vmicro tYacutenh tocediln regminusicircc diOcircn biOtilden cntildea tomicron beacute qucedil trtimesnh regaringng triumlng hicircp

a- Phparan oslashng triumlng hicircp gegravec

Phparan oslashng triumlng hicircp ccedilc hicircp chEcirct khlaquong no nhminus olefin ccedilc dien ccedilc

dEacuten xuEcirct chminusa no cntildea axit trong sugrave catilde mAEligt cntildea gegravec tugrave do vmicro sugrave liacuten lordfn cntildea

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei13

msup1ch phcopyn touml bfrac34t regCcedilu braquong sugrave kOtildet hicircp cntildea monome viacutei gegravec tugrave do regOacute htimesnh

thmicronh regsup1i phcopyn touml

Ccedilc phparan oslashng xparay ra trong qucedil trtimesnh triumlng hicircp

Khnoti mmicroo

Kd(R)22R

(1)

(R)2 lmicro ccedilc hicircp chEcirct catilde khpara numlng tsup1o gegravec tugrave do

Phcedilt triOacuten msup1ch

R + CH2=CH X

Ki

RCH

2

X

CH

R- CH2-CH +

X

CH2=CH

X

KpR-CH2-CH-CH2-CH

X X

R CH2 CH CH2 CH + CH2=CH

X X X

n-1R CH2 CH CH2 CH

X X

n

2 R CH2 CH R CH

2 CH CH CH

2 R

2Ktc

X X X

2R CH2 CH R CH=CH + R CH2 CH2

X X X

2Ktd

euml regcopyy

Kd lmicro hraquong segrave tegravec regeacute phparan oslashng phcopyn huucirc chEcirct kheumli regCcedilu

Ki lmicro hraquong segrave tegravec regeacute kheumli regCcedilu phparan oslashng

Kp lmicro hraquong segrave tegravec regeacute phcedilt triOacuten msup1ch

Ktc lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch do kOtildet hicircp

Ktd lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch khlaquong ccopyn regegravei

bullR lmicro trung tcopym hosup1t regeacuteng

(2)

(3)

(4)

(5)

(6)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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Tỷ lệ St (St+LMA)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei10

Msup1ng lminusiacutei polyme catilde cEcircu troacutec khlaquong gian ba chiOgraveu tsup1o nordfn dsup1ng gel

regatilde catilde oslashng docircng rEcirct reacuteng rmiddoti TYacutenh chEcirct minusa dCcedilu kTHORN nminusiacutec cntildea vEumlt liOumlu regmiddot regminusicircc

oslashng docircng thmicronh claquong trong nhiOgraveu lUumlnh vugravec lmicrom mmicrong chegraveng thEcircm nminusiacutec souml

docircng lmicrom mmicrong sfrac34c kyacute trong thiOtildet bTHORN rego sfrac34c kyacute lmicrom chEcirct hEcircp thocirc trong lUumlnh

vugravec dminusicircc phEgravem sinh haumlc claquong nghiOumlp hocedil chEcirct nlaquong nghiOumlp lmicrom nOgraven cho

chEcirct xoacutec tcedilc hoAEligc chEcirct aelign regTHORNnh enzym hay nOgraven trong thiOtildet bTHORN trao regaeligi ion [4]

sectmiddot catilde rEcirct nhiOgraveu claquong trtimesnh nghiordfn coslashu chOtilde tsup1o ra vEumlt liOumlu polyme diumlng

regOacute hEcircp thocirc ccedilc chEcirct hdivideu cnot dCcedilu maacute lan trmicron trordfn mAEligt nminusiacutec sectiOacuten htimesnh lmicro

nhatildem ccedilc polyme regminusicircc tsup1o ra trordfn cnot seuml triumlng hicircp hay regaringng triumlng hicircp ccedilcdEacuten xuEcirct alkylacrylat alkylmetacrylat vmicro ccedilc hicircp chEcirct dEacuten xuEcirct cntildea vszligng

thnotm secteacute mOgravem dIcirco vmicro khpara numlng trminusnotng neuml trong dung mlaquoi khlaquong phcopyn cugravec lmicro

nhdivideng regAEligc regiOacutem quan traumlng bao hmicrom cpara tYacutenh chEcirct lyacute hocedil cntildea vEumlt liOumlu polyme

ViOumlc nghiordfn coslashu chOtilde tsup1o vEumlt liOumlu polyme catilde khpara numlng hEcircp thocirc dCcedilu cao oslashng

docircng trong xouml lyacute mlaquoi trminusecircng regmiddot regminusicircc biOtildet regOtilden totilde lcopyu nhminusng regOtilden nay vEacuten thu

hoacutet nhiOgraveu nhmicro khoa haumlc do khpara numlng oslashng docircng reacuteng rmiddoti cntildea natilde ViOumlc tiOtildep tocircc

nghiordfn coslashu nhraquom tsup1o ra claquong nghOuml regnotn giparan hnotn homicron thiOumln thordfm tYacutenh chEcirct

vmicro khpara numlng oslashng docircng cntildea vEumlt liOumlu [6]

III - CEcircu tsup1o vmicro tYacutenh chEcirct cntildea polyme hEcircp thocirc dCcedilu

Polyme hEcircp thocirc dCcedilu catilde cEcircu tsup1o totilde ccedilc phcopyn touml polyme regminusicircc khcopyu msup1ch

beumli ccedilc tcedilc nhcopyn khcopyu msup1ch lmicro ccedilc monome lminusigraveng choslashc khlaquong no tsup1o nordfn

polyme catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu sectAEligc regiOacutem cntildea losup1i vEumlt

liOumlu nmicroy lmicro catilde cEcircu troacutec xegravep msup1ng lminusiacutei khlaquong gian ba chiOgraveu mOgravem dIcirco catilde thOacute

co lsup1i khi chminusa hEcircp thocirc dCcedilu vtimes thOtilde thOacute tYacutech ban regCcedilu cntildea choacuteng thminusecircng nhaacute

thuEumln tiOumln cho viOumlc chuyordfn cheuml bparao quparan euml trsup1ng thcedili nmicroy polyme catilde thOacute

phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec khi tiOtildep xoacutec viacutei dCcedilu naeligi trordfn mAEligt nminusiacutec dCcedilu sIuml

khuOtildech tcediln vmicroo trong msup1ng lminusiacutei khlaquong gian vmicro nraquom trong regatilde Khpara numlng hEcircp

thocirc dCcedilu cntildea vEumlt liOumlu regminusicircc xem nhminus lmicro do tcedilc docircng cntildea lugravec Van Der Waals

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei11

gidividea ccedilc nhatildem minusa dCcedilu vmicro dCcedilu naeligi trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei

khlaquong gian ba chiOgraveu (dsup1ng gel) catilde khpara numlng co dmiddotn tegravet nordfn dCcedilu dOcirc dmicrong

khuOtildech tcediln vmicroo cEcircu troacutec khlaquong gian bordfn trong cntildea msup1ng lminusiacutei CEcircu troacutec khlaquong

gian nmicroy regminusicircc xem nhminus lmicro ccedili bEacutey dCcedilu Trong qucedil trtimesnh trminusnotng hai hiOumln tminusicircng

xparay ra regaringng thecirci sugrave thcopym nhEumlp cntildea dCcedilu vmicroo ccedilc khoparang khlaquong gian bordfn

trong cntildea cEcircu troacutec polyme vmicro tiOtildep theo lmicro sugrave dmiddotn cntildea msup1ch polyme Sugrave dmiddotn

msup1ch phocirc thueacutec vmicroo ccedilc lugravec tminusnotng tcedilc bordfn trong cEcircu troacutec polyme trordfn thugravec tOtilde

regcopyy lmicro lugravec regEgravey Lugravec regEgravey nmicroy lmicro kOtildet qupara cntildea ccedilc lugravec khcedilc nhau nhminus lugravec lminusigraveng

cugravec lugravec Van Der Waals lugravec phcopyn touml sectAEligc trminusng tYacutenh trminusnotng cntildea gel regminusicirccquyOtildet regTHORNnh beumli sugrave ccopyn braquong gidividea hai losup1i lugravec lugravec trminusnotng gcopyy nordfn beumli cedilp suEcirct

thEgravem thEcircu vmicro ccedilc lugravec khcedilc catilde trong gel [812]

Yordfu cCcedilu chung regAEligt ra khi chOtilde tsup1o vEumlt liOumlu hEcircp thocirc dCcedilu lmicro khpara numlng hEcircp

thocirc dCcedilu liacuten tegravec regeacute hEcircp thocirc dCcedilu cao phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec dOcirc thu haringi

sau khi regmiddot hEcircp thocirc tegravei rega catilde thOacute nhpara hEcircp thocirc vmicro souml docircng lsup1i nhiOgraveu lCcediln sau khi

nhpara hEcircp thocirc

Khpara numlng hEcircp thocirc dCcedilu cntildea polyme phocirc thueacutec nhiOgraveu yOtildeu tegrave nhiOumlt regeacute

cntildea qucedil trtimesnh triumlng hicircp regaringng triumlng hicircp naringng regeacute chEcirct kheumli regCcedilu tucirc lOuml regminusnotng

lminusicircng monome vmicro mEumlt regeacute tsup1o lminusiacutei trong copolyme khpara numlng cedili lugravec viacutei dCcedilu

cntildea ccedilc nhatildem catilde mAEligt trong cEcircu troacutec cntildea polyme

Meacutet thmicronh phCcediln quan traumlng regOacute tsup1o nordfn cEcircu troacutec vEumlt liOumlu polyme catilde khpara

numlng trminusnotng neuml mmicro khlaquong tan trong dung mlaquoi lmicro sugrave catilde mAEligt cntildea tcedilc nhcopyn tsup1o

lminusiacutei Thlaquong thminusecircng chEcirct tsup1o lminusiacutei diumlng trong qucedil trtimesnh triumlng hicircp regaringng triumlnghicircp polyme hEcircp thocirc dCcedilu lmicro divinylbenzen etylen glycol dimetacrylat lmicro ccedilc

monome lminusigraveng choslashc Hmicrom lminusicircng ccedilc chEcirct nmicroy trong thmicronh phCcediln polyme lmicro

khlaquong liacuten chOslash chiOtildem vmicroi phCcediln trumlm nhminusng catilde vai trszlig rEcirct quan traumlng sugrave thay

regaeligi hmicrom lminusicircng cntildea natilde lmicrom paranh hminuseumlng rEcirct liacuten regOtilden cEcircu troacutec bordfn trong msup1ng

lminusiacutei polyme regeacute mOgravem dIcirco cntildea vEumlt liOumlu regiOgraveu nmicroy liordfn quan trugravec tiOtildep tiacutei khpara

numlng hEcircp thocirc dCcedilu [13-15]

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei12

secteacute trminusnotng lmicro tYacutenh chEcirct quan traumlng nhEcirct cntildea gel beumli phCcediln liacuten ccedilc tYacutenh chEcirct

khcedilc cntildea vEumlt liOumlu hEcircp thocirc dCcedilu regOgraveu liordfn quan regOtilden regeacute trminusnotng Catilde nhiOgraveu ccedilch

khcedilc nhau regOacute xcedilc regTHORNnh regeacute trminusnotng tuy nhiordfn phminusnotng phcedilp regcedilnh gicedil regeacute trminusnotng

thlaquong qua traumlng lminusicircng taacute ra thYacutech hicircp nhEcirct do sugrave phcedilt triOacuten cntildea ccedilc phminusnotng

phcedilp rego traumlng lminusicircng trong thecirci gian gCcediln regcopyy

IV- Phminusnotng phcedilp taeligng hicircp vEumlt liOumlu cao phcopyn touml

IV1- phparan oslashng triumlng hicircp vmicro ccedilc yOtildeu tegrave paranh hminuseumlng

1- Phparan oslashng triumlng hicircp

Qucedil trtimesnh triumlng hicircp cntildea hai hay nhiOgraveu monome khcedilc nhau regOacute tsup1o

thmicronh hicircp chEcirct cao phcopyn touml gaumli lmicro regaringng triumlng hicircp sectsup1i phcopyn touml nhEumln regminusicircc totilde

qucedil trtimesnh regaringng triumlng hicircp regminusicircc gaumli lmicro copolyme Thmicronh phCcediln cEcircu tsup1o cntildea

copolyme choslasha ccedilc mfrac34t xYacutech tsup1o nordfn totilde ccedilc monome ban regCcedilu liordfn kOtildet viacutei

nhau tucopyn theo meacutet trEumlt tugrave nhEcirct regTHORNnh Phparan oslashng regaringng triumlng hicircp thminusecircng regminusicircc

souml docircng regOacute tsup1o ra ccedilc vEumlt liOumlu polyme catilde ccedilc tYacutenh chEcirct lyacute hocedil cCcediln thiOtildet mmicro

phparan oslashng triumlng hicircp khlaquong thOacute tsup1o ra regminusicircc sectOacute regsup1t regminusicircc sparan phEgravem theo yordfu

cCcedilu cCcediln phparai nghiordfn coslashu lugravea chaumln nguyordfn liOumlu ban regCcedilu cograveng nhminus phminusnotng

phcedilp taeligng hicircp thYacutech hicircp

Tucirc lOuml ccedilc cEcircu touml ban regCcedilu catilde mAEligt trong sparan phEgravem thu regminusicircc totilde qucedil trtimesnh

regaringng triumlng hicircp thay regaeligi trong giiacutei hsup1n reacuteng tuuacute thueacutec vmicroo khpara numlng hosup1t hocedil

cntildea ccedilc monome ban regCcedilu tham gia phparan oslashng

ViOumlc xcedilc regTHORNnh khpara numlng phparan oslashng cntildea ccedilc monome trong qucedil trtimesnh

regaringng triumlng hicircp catilde yacute nghUumla thugravec tOtilde hmicrong regCcedilu Khi biOtildet regminusicircc regiOgraveu nmicroy catilde thOacutexcedilc regTHORNnh vmicro tYacutenh tocediln regminusicircc diOcircn biOtilden cntildea tomicron beacute qucedil trtimesnh regaringng triumlng hicircp

a- Phparan oslashng triumlng hicircp gegravec

Phparan oslashng triumlng hicircp ccedilc hicircp chEcirct khlaquong no nhminus olefin ccedilc dien ccedilc

dEacuten xuEcirct chminusa no cntildea axit trong sugrave catilde mAEligt cntildea gegravec tugrave do vmicro sugrave liacuten lordfn cntildea

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei13

msup1ch phcopyn touml bfrac34t regCcedilu braquong sugrave kOtildet hicircp cntildea monome viacutei gegravec tugrave do regOacute htimesnh

thmicronh regsup1i phcopyn touml

Ccedilc phparan oslashng xparay ra trong qucedil trtimesnh triumlng hicircp

Khnoti mmicroo

Kd(R)22R

(1)

(R)2 lmicro ccedilc hicircp chEcirct catilde khpara numlng tsup1o gegravec tugrave do

Phcedilt triOacuten msup1ch

R + CH2=CH X

Ki

RCH

2

X

CH

R- CH2-CH +

X

CH2=CH

X

KpR-CH2-CH-CH2-CH

X X

R CH2 CH CH2 CH + CH2=CH

X X X

n-1R CH2 CH CH2 CH

X X

n

2 R CH2 CH R CH

2 CH CH CH

2 R

2Ktc

X X X

2R CH2 CH R CH=CH + R CH2 CH2

X X X

2Ktd

euml regcopyy

Kd lmicro hraquong segrave tegravec regeacute phparan oslashng phcopyn huucirc chEcirct kheumli regCcedilu

Ki lmicro hraquong segrave tegravec regeacute kheumli regCcedilu phparan oslashng

Kp lmicro hraquong segrave tegravec regeacute phcedilt triOacuten msup1ch

Ktc lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch do kOtildet hicircp

Ktd lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch khlaquong ccopyn regegravei

bullR lmicro trung tcopym hosup1t regeacuteng

(2)

(3)

(4)

(5)

(6)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei11

gidividea ccedilc nhatildem minusa dCcedilu vmicro dCcedilu naeligi trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei

khlaquong gian ba chiOgraveu (dsup1ng gel) catilde khpara numlng co dmiddotn tegravet nordfn dCcedilu dOcirc dmicrong

khuOtildech tcediln vmicroo cEcircu troacutec khlaquong gian bordfn trong cntildea msup1ng lminusiacutei CEcircu troacutec khlaquong

gian nmicroy regminusicircc xem nhminus lmicro ccedili bEacutey dCcedilu Trong qucedil trtimesnh trminusnotng hai hiOumln tminusicircng

xparay ra regaringng thecirci sugrave thcopym nhEumlp cntildea dCcedilu vmicroo ccedilc khoparang khlaquong gian bordfn

trong cntildea cEcircu troacutec polyme vmicro tiOtildep theo lmicro sugrave dmiddotn cntildea msup1ch polyme Sugrave dmiddotn

msup1ch phocirc thueacutec vmicroo ccedilc lugravec tminusnotng tcedilc bordfn trong cEcircu troacutec polyme trordfn thugravec tOtilde

regcopyy lmicro lugravec regEgravey Lugravec regEgravey nmicroy lmicro kOtildet qupara cntildea ccedilc lugravec khcedilc nhau nhminus lugravec lminusigraveng

cugravec lugravec Van Der Waals lugravec phcopyn touml sectAEligc trminusng tYacutenh trminusnotng cntildea gel regminusicirccquyOtildet regTHORNnh beumli sugrave ccopyn braquong gidividea hai losup1i lugravec lugravec trminusnotng gcopyy nordfn beumli cedilp suEcirct

thEgravem thEcircu vmicro ccedilc lugravec khcedilc catilde trong gel [812]

Yordfu cCcedilu chung regAEligt ra khi chOtilde tsup1o vEumlt liOumlu hEcircp thocirc dCcedilu lmicro khpara numlng hEcircp

thocirc dCcedilu liacuten tegravec regeacute hEcircp thocirc dCcedilu cao phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec dOcirc thu haringi

sau khi regmiddot hEcircp thocirc tegravei rega catilde thOacute nhpara hEcircp thocirc vmicro souml docircng lsup1i nhiOgraveu lCcediln sau khi

nhpara hEcircp thocirc

Khpara numlng hEcircp thocirc dCcedilu cntildea polyme phocirc thueacutec nhiOgraveu yOtildeu tegrave nhiOumlt regeacute

cntildea qucedil trtimesnh triumlng hicircp regaringng triumlng hicircp naringng regeacute chEcirct kheumli regCcedilu tucirc lOuml regminusnotng

lminusicircng monome vmicro mEumlt regeacute tsup1o lminusiacutei trong copolyme khpara numlng cedili lugravec viacutei dCcedilu

cntildea ccedilc nhatildem catilde mAEligt trong cEcircu troacutec cntildea polyme

Meacutet thmicronh phCcediln quan traumlng regOacute tsup1o nordfn cEcircu troacutec vEumlt liOumlu polyme catilde khpara

numlng trminusnotng neuml mmicro khlaquong tan trong dung mlaquoi lmicro sugrave catilde mAEligt cntildea tcedilc nhcopyn tsup1o

lminusiacutei Thlaquong thminusecircng chEcirct tsup1o lminusiacutei diumlng trong qucedil trtimesnh triumlng hicircp regaringng triumlnghicircp polyme hEcircp thocirc dCcedilu lmicro divinylbenzen etylen glycol dimetacrylat lmicro ccedilc

monome lminusigraveng choslashc Hmicrom lminusicircng ccedilc chEcirct nmicroy trong thmicronh phCcediln polyme lmicro

khlaquong liacuten chOslash chiOtildem vmicroi phCcediln trumlm nhminusng catilde vai trszlig rEcirct quan traumlng sugrave thay

regaeligi hmicrom lminusicircng cntildea natilde lmicrom paranh hminuseumlng rEcirct liacuten regOtilden cEcircu troacutec bordfn trong msup1ng

lminusiacutei polyme regeacute mOgravem dIcirco cntildea vEumlt liOumlu regiOgraveu nmicroy liordfn quan trugravec tiOtildep tiacutei khpara

numlng hEcircp thocirc dCcedilu [13-15]

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei12

secteacute trminusnotng lmicro tYacutenh chEcirct quan traumlng nhEcirct cntildea gel beumli phCcediln liacuten ccedilc tYacutenh chEcirct

khcedilc cntildea vEumlt liOumlu hEcircp thocirc dCcedilu regOgraveu liordfn quan regOtilden regeacute trminusnotng Catilde nhiOgraveu ccedilch

khcedilc nhau regOacute xcedilc regTHORNnh regeacute trminusnotng tuy nhiordfn phminusnotng phcedilp regcedilnh gicedil regeacute trminusnotng

thlaquong qua traumlng lminusicircng taacute ra thYacutech hicircp nhEcirct do sugrave phcedilt triOacuten cntildea ccedilc phminusnotng

phcedilp rego traumlng lminusicircng trong thecirci gian gCcediln regcopyy

IV- Phminusnotng phcedilp taeligng hicircp vEumlt liOumlu cao phcopyn touml

IV1- phparan oslashng triumlng hicircp vmicro ccedilc yOtildeu tegrave paranh hminuseumlng

1- Phparan oslashng triumlng hicircp

Qucedil trtimesnh triumlng hicircp cntildea hai hay nhiOgraveu monome khcedilc nhau regOacute tsup1o

thmicronh hicircp chEcirct cao phcopyn touml gaumli lmicro regaringng triumlng hicircp sectsup1i phcopyn touml nhEumln regminusicircc totilde

qucedil trtimesnh regaringng triumlng hicircp regminusicircc gaumli lmicro copolyme Thmicronh phCcediln cEcircu tsup1o cntildea

copolyme choslasha ccedilc mfrac34t xYacutech tsup1o nordfn totilde ccedilc monome ban regCcedilu liordfn kOtildet viacutei

nhau tucopyn theo meacutet trEumlt tugrave nhEcirct regTHORNnh Phparan oslashng regaringng triumlng hicircp thminusecircng regminusicircc

souml docircng regOacute tsup1o ra ccedilc vEumlt liOumlu polyme catilde ccedilc tYacutenh chEcirct lyacute hocedil cCcediln thiOtildet mmicro

phparan oslashng triumlng hicircp khlaquong thOacute tsup1o ra regminusicircc sectOacute regsup1t regminusicircc sparan phEgravem theo yordfu

cCcedilu cCcediln phparai nghiordfn coslashu lugravea chaumln nguyordfn liOumlu ban regCcedilu cograveng nhminus phminusnotng

phcedilp taeligng hicircp thYacutech hicircp

Tucirc lOuml ccedilc cEcircu touml ban regCcedilu catilde mAEligt trong sparan phEgravem thu regminusicircc totilde qucedil trtimesnh

regaringng triumlng hicircp thay regaeligi trong giiacutei hsup1n reacuteng tuuacute thueacutec vmicroo khpara numlng hosup1t hocedil

cntildea ccedilc monome ban regCcedilu tham gia phparan oslashng

ViOumlc xcedilc regTHORNnh khpara numlng phparan oslashng cntildea ccedilc monome trong qucedil trtimesnh

regaringng triumlng hicircp catilde yacute nghUumla thugravec tOtilde hmicrong regCcedilu Khi biOtildet regminusicircc regiOgraveu nmicroy catilde thOacutexcedilc regTHORNnh vmicro tYacutenh tocediln regminusicircc diOcircn biOtilden cntildea tomicron beacute qucedil trtimesnh regaringng triumlng hicircp

a- Phparan oslashng triumlng hicircp gegravec

Phparan oslashng triumlng hicircp ccedilc hicircp chEcirct khlaquong no nhminus olefin ccedilc dien ccedilc

dEacuten xuEcirct chminusa no cntildea axit trong sugrave catilde mAEligt cntildea gegravec tugrave do vmicro sugrave liacuten lordfn cntildea

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei13

msup1ch phcopyn touml bfrac34t regCcedilu braquong sugrave kOtildet hicircp cntildea monome viacutei gegravec tugrave do regOacute htimesnh

thmicronh regsup1i phcopyn touml

Ccedilc phparan oslashng xparay ra trong qucedil trtimesnh triumlng hicircp

Khnoti mmicroo

Kd(R)22R

(1)

(R)2 lmicro ccedilc hicircp chEcirct catilde khpara numlng tsup1o gegravec tugrave do

Phcedilt triOacuten msup1ch

R + CH2=CH X

Ki

RCH

2

X

CH

R- CH2-CH +

X

CH2=CH

X

KpR-CH2-CH-CH2-CH

X X

R CH2 CH CH2 CH + CH2=CH

X X X

n-1R CH2 CH CH2 CH

X X

n

2 R CH2 CH R CH

2 CH CH CH

2 R

2Ktc

X X X

2R CH2 CH R CH=CH + R CH2 CH2

X X X

2Ktd

euml regcopyy

Kd lmicro hraquong segrave tegravec regeacute phparan oslashng phcopyn huucirc chEcirct kheumli regCcedilu

Ki lmicro hraquong segrave tegravec regeacute kheumli regCcedilu phparan oslashng

Kp lmicro hraquong segrave tegravec regeacute phcedilt triOacuten msup1ch

Ktc lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch do kOtildet hicircp

Ktd lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch khlaquong ccopyn regegravei

bullR lmicro trung tcopym hosup1t regeacuteng

(2)

(3)

(4)

(5)

(6)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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80

100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

4

6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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Dầu maacutey

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei12

secteacute trminusnotng lmicro tYacutenh chEcirct quan traumlng nhEcirct cntildea gel beumli phCcediln liacuten ccedilc tYacutenh chEcirct

khcedilc cntildea vEumlt liOumlu hEcircp thocirc dCcedilu regOgraveu liordfn quan regOtilden regeacute trminusnotng Catilde nhiOgraveu ccedilch

khcedilc nhau regOacute xcedilc regTHORNnh regeacute trminusnotng tuy nhiordfn phminusnotng phcedilp regcedilnh gicedil regeacute trminusnotng

thlaquong qua traumlng lminusicircng taacute ra thYacutech hicircp nhEcirct do sugrave phcedilt triOacuten cntildea ccedilc phminusnotng

phcedilp rego traumlng lminusicircng trong thecirci gian gCcediln regcopyy

IV- Phminusnotng phcedilp taeligng hicircp vEumlt liOumlu cao phcopyn touml

IV1- phparan oslashng triumlng hicircp vmicro ccedilc yOtildeu tegrave paranh hminuseumlng

1- Phparan oslashng triumlng hicircp

Qucedil trtimesnh triumlng hicircp cntildea hai hay nhiOgraveu monome khcedilc nhau regOacute tsup1o

thmicronh hicircp chEcirct cao phcopyn touml gaumli lmicro regaringng triumlng hicircp sectsup1i phcopyn touml nhEumln regminusicircc totilde

qucedil trtimesnh regaringng triumlng hicircp regminusicircc gaumli lmicro copolyme Thmicronh phCcediln cEcircu tsup1o cntildea

copolyme choslasha ccedilc mfrac34t xYacutech tsup1o nordfn totilde ccedilc monome ban regCcedilu liordfn kOtildet viacutei

nhau tucopyn theo meacutet trEumlt tugrave nhEcirct regTHORNnh Phparan oslashng regaringng triumlng hicircp thminusecircng regminusicircc

souml docircng regOacute tsup1o ra ccedilc vEumlt liOumlu polyme catilde ccedilc tYacutenh chEcirct lyacute hocedil cCcediln thiOtildet mmicro

phparan oslashng triumlng hicircp khlaquong thOacute tsup1o ra regminusicircc sectOacute regsup1t regminusicircc sparan phEgravem theo yordfu

cCcedilu cCcediln phparai nghiordfn coslashu lugravea chaumln nguyordfn liOumlu ban regCcedilu cograveng nhminus phminusnotng

phcedilp taeligng hicircp thYacutech hicircp

Tucirc lOuml ccedilc cEcircu touml ban regCcedilu catilde mAEligt trong sparan phEgravem thu regminusicircc totilde qucedil trtimesnh

regaringng triumlng hicircp thay regaeligi trong giiacutei hsup1n reacuteng tuuacute thueacutec vmicroo khpara numlng hosup1t hocedil

cntildea ccedilc monome ban regCcedilu tham gia phparan oslashng

ViOumlc xcedilc regTHORNnh khpara numlng phparan oslashng cntildea ccedilc monome trong qucedil trtimesnh

regaringng triumlng hicircp catilde yacute nghUumla thugravec tOtilde hmicrong regCcedilu Khi biOtildet regminusicircc regiOgraveu nmicroy catilde thOacutexcedilc regTHORNnh vmicro tYacutenh tocediln regminusicircc diOcircn biOtilden cntildea tomicron beacute qucedil trtimesnh regaringng triumlng hicircp

a- Phparan oslashng triumlng hicircp gegravec

Phparan oslashng triumlng hicircp ccedilc hicircp chEcirct khlaquong no nhminus olefin ccedilc dien ccedilc

dEacuten xuEcirct chminusa no cntildea axit trong sugrave catilde mAEligt cntildea gegravec tugrave do vmicro sugrave liacuten lordfn cntildea

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei13

msup1ch phcopyn touml bfrac34t regCcedilu braquong sugrave kOtildet hicircp cntildea monome viacutei gegravec tugrave do regOacute htimesnh

thmicronh regsup1i phcopyn touml

Ccedilc phparan oslashng xparay ra trong qucedil trtimesnh triumlng hicircp

Khnoti mmicroo

Kd(R)22R

(1)

(R)2 lmicro ccedilc hicircp chEcirct catilde khpara numlng tsup1o gegravec tugrave do

Phcedilt triOacuten msup1ch

R + CH2=CH X

Ki

RCH

2

X

CH

R- CH2-CH +

X

CH2=CH

X

KpR-CH2-CH-CH2-CH

X X

R CH2 CH CH2 CH + CH2=CH

X X X

n-1R CH2 CH CH2 CH

X X

n

2 R CH2 CH R CH

2 CH CH CH

2 R

2Ktc

X X X

2R CH2 CH R CH=CH + R CH2 CH2

X X X

2Ktd

euml regcopyy

Kd lmicro hraquong segrave tegravec regeacute phparan oslashng phcopyn huucirc chEcirct kheumli regCcedilu

Ki lmicro hraquong segrave tegravec regeacute kheumli regCcedilu phparan oslashng

Kp lmicro hraquong segrave tegravec regeacute phcedilt triOacuten msup1ch

Ktc lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch do kOtildet hicircp

Ktd lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch khlaquong ccopyn regegravei

bullR lmicro trung tcopym hosup1t regeacuteng

(2)

(3)

(4)

(5)

(6)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

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6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

1

2

3

4

5

67

8

9

10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

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8

10

12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei13

msup1ch phcopyn touml bfrac34t regCcedilu braquong sugrave kOtildet hicircp cntildea monome viacutei gegravec tugrave do regOacute htimesnh

thmicronh regsup1i phcopyn touml

Ccedilc phparan oslashng xparay ra trong qucedil trtimesnh triumlng hicircp

Khnoti mmicroo

Kd(R)22R

(1)

(R)2 lmicro ccedilc hicircp chEcirct catilde khpara numlng tsup1o gegravec tugrave do

Phcedilt triOacuten msup1ch

R + CH2=CH X

Ki

RCH

2

X

CH

R- CH2-CH +

X

CH2=CH

X

KpR-CH2-CH-CH2-CH

X X

R CH2 CH CH2 CH + CH2=CH

X X X

n-1R CH2 CH CH2 CH

X X

n

2 R CH2 CH R CH

2 CH CH CH

2 R

2Ktc

X X X

2R CH2 CH R CH=CH + R CH2 CH2

X X X

2Ktd

euml regcopyy

Kd lmicro hraquong segrave tegravec regeacute phparan oslashng phcopyn huucirc chEcirct kheumli regCcedilu

Ki lmicro hraquong segrave tegravec regeacute kheumli regCcedilu phparan oslashng

Kp lmicro hraquong segrave tegravec regeacute phcedilt triOacuten msup1ch

Ktc lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch do kOtildet hicircp

Ktd lmicro hraquong segrave tegravec regeacute phparan oslashng regoslasht msup1ch khlaquong ccopyn regegravei

bullR lmicro trung tcopym hosup1t regeacuteng

(2)

(3)

(4)

(5)

(6)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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Tỷ lệ St (St+LMA)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei14

b- secteacuteng haumlc cntildea qucedil trtimesnh triumlng hicircp gegravec tugrave do

NOtildeu thotildea nhEumln naringng regeacute cntildea chEcirct khnoti mmicroo lmicro [I] thtimes tegravec regeacute phcopyn huucirc

chEcirct khnoti mmicroo Vd lmicro

Vd = Kd [I] (7)

Vtimes phcopyn huucirc meacutet phcopyn touml chEcirct khnoti mmicroo sIuml xuEcirct hiOumln 2 gegravec nordfn tegravec regeacute

htimesnh thmicronh choacuteng phparai gEcircp 2 lCcediln tegravec regeacute phcopyn huucirc nghUumla lmicro braquong 2Kd[I]

NOtildeu gaumli f lmicro hiOumlu lugravec cntildea chEcirct khnoti mmicroo thtimes tegravec regeacute khnoti mmicroo triumlng hicircp Vi lmicro

Vi = d[

bull

R ]dt = 2fKd[I] (8)Do sugrave khcedilc nhau vOgrave khpara numlng phparan oslashng cntildea ccedilc gegravec regang phcedilt triOacuten rEcirct

nhaacute nordfn catilde thOacute souml docircng regsup1i lminusicircng [ bullR ] regOacute biOacuteu diOcircn claquong thoslashc chung cntildea ccedilc

gegravec trong hOuml Thotildea nhEumln f khlaquong bTHORN thay regaeligi trong qucedil trtimesnh triumlng hicircp tegravec regeacute

Vi tOslash lOuml thuEumln viacutei regsup1i lminusicircng [I] theo phminusnotng trtimesnh (5) (6) tegravec regeacute biOtilden mEcirct cntildea

ccedilc gegravec Vi lmicro

Vi = d[ bull

R ]dt = 2( Ktc + Ktd)[ bull

R ]2 (9)

Bfrac34t regCcedilu totilde meacutet thecirci regiOacutem nmicroo regatilde euml nhdivideng moslashc regeacute chuyOacuten hatildea khlaquong

scopyu tegravec regeacute htimesnh thmicronh cntildea ccedilc gegravec catilde thOacute coi nhminus braquong tegravec regeacute biOtilden mEcirct cntildea

choacuteng (regiOgraveu kiOumln dotildeng) Totilde (8) vmicro (9) ta catilde

2(Ktc+Ktd)[ bullR ]2 = 2fKd[I] (10)

fKd[I]

Ktc +Ktd

12

[R]=

Tegravec regeacute triumlng hicircp V tucirc lOuml thuEumln viacutei tegravec regeacute biOtilden thiordfn cntildea monome do regatilde

V = Vi + Vp (12)

Vi rEcirct nhaacute so viacutei Vp nordfn

V = Vp = Kp[M][ bullR ] (13)

(11)

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

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0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

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6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

1

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3

4

5

67

8

9

10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

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8

10

12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1555

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei15

Totilde (11)(12) vmicro (13) ta catilde

V = Kp

Ktc + Ktd

[ I ][M]fKd

12

Theo lyacute thuyOtildet tegravec regeacute triumlng hicircp tucirc lOuml viacutei cumln bEumlc 2 cntildea naringng regeacute chEcirct

khnoti mmicroo vmicro tucirc lOuml tuyOtilden tYacutenh viacutei naringng regeacute monome

c- Meacutet segrave yOtildeu tegrave chntilde yOtildeu paranh hminuseumlng lordfn qucedil trtimesnh triumlng hicircp gegravec

+ paranh hminuseumlng cntildea nhiOumlt regeacute

Natildei chung tEcirct cpara ccedilc phparan oslashng triumlng hicircp regOgraveu lmicro phparan oslashng topara nhiOumlt khi

tumlng nhiOumlt regeacute tegravec regeacute phparan oslashng tumlng vmicro phocirc thueacutec vmicroo hiOumlu oslashng nhiOumlt Khi

nhiOumlt regeacute tumlng thtimes lmicrom tumlng vEumln tegravec cntildea tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara ccedilc

phparan oslashng cnot seuml trong qucedil trtimesnh triumlng hicircp ViOumlc tumlng vEumln tegravec qucedil trtimesnh lmicrom

htimesnh thmicronh ccedilc trung tcopym hosup1t regeacuteng vmicro vEumln tegravec phcedilt triOacuten msup1ch liacuten do regatilde

lmicrom tumlng qucedil trtimesnh chuyOacuten hocedil cntildea monome thmicronh polyme vmicro regaringng thecirci cograveng

lmicrom tumlng vEumln tegravec cntildea phparan oslashng regoslasht msup1ch dEacuten regOtilden lmicrom giparam traumlng lminusicircng phcopyn

touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo

Khi tumlng naringng regeacute cntildea chEcirct khnoti mmicroo segrave gegravec tugrave do tsup1o thmicronh khi phcopyn

huucirc cograveng tumlng lordfn dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng do regatilde vEumln tegravec

triumlng hicircp chung cograveng tumlng nhminusng khegravei lminusicircng phcopyn touml trung btimesnh giparam

+ paranh hminuseumlng cntildea naringng regeacute monome

Khi tiOtilden hmicronh triumlng hicircp trong dung mlaquoi hay trong mlaquoi trminusecircng pha

lomiddotng vEumln tegravec triumlng hicircp vmicro traumlng lminusicircng phcopyn touml trung btimesnh tumlng theo naringng regeacute

cntildea monome NOtildeu monome bTHORN pha lomiddotng catilde khpara numlng xparay ra phparan oslashng

chuyOacuten msup1ch do regatilde lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

nhEumln regminusicircc

(14)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

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Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

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70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

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Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

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5

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10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4755

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5055

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5155

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei16

+ paranh hminuseumlng cntildea cedilp suEcirct

Khi tumlng cedilp suEcirct lordfn khoparang vmicroi hay hmicrong chocircc atmosphe thtimes hCcedilu nhminuskhlaquong catilde paranh hminuseumlng gtimes regOtilden qucedil trtimesnh triumlng hicircp Nhminusng euml cedilp suEcirct cao hmicrong

chocircc nghtimesn atmosphe thtimes vEumln tegravec phparan oslashng triumlng hicircp tumlng lordfn khcedil nhiOgraveu nhminusng

khlaquong lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme nhEumln regminusicircc

+ paranh hminuseumlng cntildea O 2

Ccedilc peoxit catilde thOacute phcopyn huucirc ra gegravec tugrave do k hi regatilde xparay ra hai trminusecircng hicircp

- NOtildeu gegravec tugrave do kETHm hosup1t regeacuteng thtimes oxy ktimesm hmiddotm qucedil trtimesnh triumlng hicircp

- NOtildeu gegravec tugrave do regatilde hosup1t regeacuteng thtimes oxy catilde tcedilc docircng lmicrom tumlng vEumln tegravec cntildea

qucedil trtimesnh triumlng hicircp

Do regatilde paranh hminuseumlng cntildea oxy phocirc thueacutec vmicroo bparan chEcirct cntildea monome

2- Ccedilc phminusnotng phcedilp tiOtilden hmicronh phparan oslashng triumlng hicircp

Phocirc thueacutec vmicroo totildeng losup1i monome vmicro regiOgraveu kiOumln gia claquong souml docircng catilde

thOacute tiOtilden hmicronh triumlng hicircp theo ccedilc phminusnotng phcedilp sau triumlng hicircp khegravei triumlng hicircp

dung dTHORNch triumlng hicircp nhograve tminusnotng vmicro triumlng hicircp huyOgraven phiuml

a- Triumlng hicircp khegravei

Lmicro qucedil trtimesnh triumlng hicircp tiOtilden hmicronh viacutei monome laacuteng tinh khiOtildet catilde thOacute

khnoti mmicroo theo phminusnotng phcedilp nhiOumlt quang hoAEligc souml docircng chEcirct khnoti mmicroo Trong

trminusecircng hicircp thiOtildet catilde thOacute cho vmicroo chEcirct regiOgraveu chOslashnh vmicro chEcirct hocedil dIcirco Ngomicroi meacutet

lminusicircng nhaacute chEcirct khnoti mmicroo trong khegravei polyme nhEumln regminusicircc chOslash cszlign meacutet segrave

monome chminusa tham gia phparan oslashng Do regatilde polyme nhEumln regminusicircc rEcirct tinh khiOtildet

trong suegravet thminusecircng regminusicircc diumlng trong claquong nghiOumlp thuucirc tinh hdivideu cnot nhminusng catilde

nhminusicircc regiOacutem lmicro khi moslashc regeacute chuyOacuten hocedil cao regeacute nhiacutet cntildea haelign hicircp phparan oslashng

liacuten khpara numlng dEgraven nhiOumlt kETHm nordfn nhiOumlt phparan oslashng tcedilch ra tminusnotng regegravei khatilde khumln

dEgraven regOtilden hiOumln tminusicircng qucedil nhiOumlt cocircc beacute Do nhiOumlt regeacute khlaquong regaringng nhEcirct nordfn regeacute

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

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Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

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Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

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6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

1

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3

4

5

67

8

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10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

2

4

6

8

10

12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei17

regaringng regOgraveu cntildea traumlng lminusicircng phcopyn touml giparam Ngomicroi ra trong sparan phEgravem catilde thOacute catilde

baumlt khYacute lmicrom sparan phEgravem khlaquong regaringng regOgraveu vOgrave tYacutenh chEcirct cnot lyacute

b- Triumlng hicircp dung dTHORNch

Phparan oslashng xparay ra trong regatilde monome homicro tan trong dung mlaquoi cszlign sparan

phEgravem tsup1o thmicronh catilde thOacute homicro tan hay khlaquong homicro tan trong dung mlaquoi

Triumlng hicircp dung dTHORNch khfrac34c phocircc regminusicircc nhminusicircc regiOacutem chntilde yOtildeu cntildea triumlng

hicircp khegravei lmicro hiOumln tminusicircng qucedil nhiOumlt cocircc beacute secteacute nhiacutet cntildea mlaquoi trminusecircng nhaacute nordfn sugrave

khuEcircy treacuten tegravet hnotn Song so viacutei triumlng hicircp khegravei triumlng hicircp dung dTHORNch Yacutet regminusicirccsouml docircng trong claquong nghiOumlp hnotn vtimes cCcediln phparai catilde dung mlaquoi catilde regeacute tinh khiOtildet cao

vmicro thordfm claquong regosup1n tcedilch dung mlaquoi ra khaacutei polyme Triumlng hicircp dung dTHORNch

regminusicircc souml docircng trong phszligng thYacute nghiOumlm regOacute nghiordfn coslashu quy luEumlt cntildea triumlng hicircp

gegravec secteacute triumlng hicircp trung btimesnh tucirc lOuml thuEumln viacutei naringng regeacute monome Do vEumly khi

pha lomiddotng monome sIuml lmicrom giparam traumlng lminusicircng phcopyn touml trung btimesnh cntildea polyme

thEcircp hnotn so viacutei triumlng hicircp khegravei regaringng thecirci vEumln tegravec trung btimesnh giparam secteacute triumlng

hicircp catilde thOacute giparam do phparan oslashng chuyOacuten msup1ch lordfn dung mlaquoi

c- Triumlng hicircp nhograve tminusnotng

Lmicro phminusnotng phcedilp quan traumlng trong claquong nghiOumlp Braquong phminusnotng phcedilp nmicroy

ngminusecirci ta catilde thOacute taeligng hicircp regminusicircc hmicrong chocircc triOumlu tEcircn polyme mccedili numlm sectAEligc

regiOacutem cntildea triumlng hicircp nhograve tminusnotng lmicro tegravec regeacute cntildea qucedil trtimesnh triumlng hicircp cao traumlng

lminusicircng phcopyn touml liacuten ccedilc polyme catilde tYacutenh regaringng regOgraveu cao vmicro khpara numlng thocedilt nhiOumlt

liacuten nhminusng nhminusicircc regiOacutem lmicro polyme catilde regeacute ssup1ch khlaquong cao

d- Triumlng hicircp huyOgraven phiuml

Meacutet segrave lminusicircng liacuten polyme nhcopyn tsup1o regAEligc biOumlt lmicro nhdivideng chEcirct dIcirco taeligng hicircp

regminusicircc sparan xuEcirct braquong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ThuEumlt ngdivide triumlng hicircp

huyOgraven phiuml regminusicircc cedilp docircng trong hOuml thegraveng mmicro euml regatilde ccedilc monome khlaquong homicro tan

trong nminusiacutec hoAEligc ccedilc monome tan trong nminusiacutec mmicro khlaquong tan trong dung mlaquoi

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

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Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

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Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

4

6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

1

2

3

4

5

67

8

9

10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

2

4

6

8

10

12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei18

hdivideu cnot Trong thugravec tOtilde thuEumlt ngdivide trordfn cszlign tuuacute thueacutec vmicroo bparan chEcirct cntildea monome

mmicro ta chaumln nminusiacutec hay dung mlaquoi hdivideu cnot lmicro pha liordfn tocircc Ccedilc hsup1t huyOgraven phiuml lmicro

nhdivideng hsup1t laacuteng lnot loumlng trong pha liordfn tocircc ChEcirct khnoti mmicroo catilde thOacute homicro tan trong

monome laacuteng hoAEligc pha liordfn tocircc Cograveng catilde thOacute gaumli qucedil trtimesnh triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh triumlng hicircp hsup1t vtimes natilde lmicro biOtilden thOacute cntildea qucedil trtimesnh triumlng hicircp khegravei

Trong qucedil trtimesnh triumlng hicircp khegravei chOslash catilde monome vmicro xoacutec tcedilc regminusicircc diumlng

monome chuyOacuten hocedil rEcirct cao kOtildet qupara qucedil trtimesnh gel hocedil tumlng nhanh nhminusng qucedil

trtimesnh truyOgraven nhiOumlt kETHm Qucedil trtimesnh triumlng hicircp khegravei chOslash regminusicircc souml docircng khi lminusicircng

nhiOumlt thocedilt ra totilde sparan phEgravem nhaacute hoAEligc thu regminusicircc sparan phEgravem catilde tYacutenh chEcirct cnot lyacute mmicroccedilc phminusnotng phcedilp khcedilc khlaquong thu regminusicircc Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml

catilde souml docircng chEcirct hosup1t regeacuteng bOgrave mAEligt meacutet segrave hicircp chEcirct vlaquo cnot vmicro ccedilc chEcirct aelign regTHORNnh

huyOgraven phiuml khcedilc nhminus gelatin polyvinylancol (PVA) cacboxylmetylxenlulo

(CMC) tinh beacutet vmicro meacutet segrave hicircp chEcirct vlaquo cnot canxi cacbonat bari cacbonat

bentonit regEcirct sETHthellip

Meacutet trong nhdivideng yOtildeu tegrave quan traumlng paranh hminuseumlng tiacutei triumlng hicircp huyOgraven

phiuml lmicro qucedil trtimesnh khuEcircy regAEligc biOumlt lmicro regegravei viacutei nhdivideng hOuml dTHORN thOacute nhminus sugrave phcopyn tcediln

cntildea monome vmicro chEcirct khYacute khlaquong tan trong chEcirct laacuteng trnot chEcirct hdivideu cnot laacuteng

khlaquong homicro tan trong nminusiacutec sugrave tsup1o thmicronh polyme khlaquong homicro tan totilde hOuml regaringng thOacute

monome-dung mlaquoi vmicro sugrave phcopyn tcediln cntildea sparan phEgravem phocirc totilde khegravei polyme nhiacutet

xuEcirct hiOumln trong phparan oslashng ngminusng tocirc Phocirc thueacutec vmicroo losup1i thiOtildet bTHORN vmicro tegravec regeacute

khuEcircy catilde thOacute nhEumln regminusicircc hsup1t sparan phEgravem catilde regminusecircng kYacutenh trong phsup1m vi totilde 0001

cm regOtilden 05 cm

Phminusnotng phcedilp triumlng hicircp huyOgraven phiuml catilde thuEumln licirci lmicro qucedil trtimesnh truyOgraven

nhiOumlt rEcirct tegravet vmicro khegravei hccediln hicircp regAEligc catilde thOacute regminusicircc khuEcircy hoAEligc bnotm braquong ccedilc thiOtildet

bTHORN chuyOacuten hocedil phocirc tricirc [14] Tuy nhiordfn phminusnotng phcedilp nmicroy cograveng catilde nhminusicircc regiOacutem

so viacutei phminusnotng phcedilp triumlng hicircp khegravei lmicro phparai catilde claquong regosup1n tcedilch vmicro lmicrom khlaquo sparan

phEgravem ra khaacutei pha liordfn tocircc vmicro cEcircu touml regminusicircc souml docircng regOacute phcopyn tcediln vmicro chegraveng sugrave

kOtildet tocirc nhdivideng hsup1t monome catilde thOacute bTHORN hEcircp phocirc lordfn bOgrave mAEligt sparan phEgravem polyme

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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8

10

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Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

1

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3

4

5

67

8

9

10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

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8

10

12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4755

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5055

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 1955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei19

bull minus u regiOacutem cntildea phminusnotng phcedilp triumlng hicircp huyOgraven phiuml

Qucedil trtimesnh triumlng hicircp huyOgraven phiuml catilde nhdivideng minusu regiOacutem so viacutei ccedilc qucedil trtimesnh

triumlng hicircp khcedilc nhminus qucedil trtimesnh triumlng hicircp khegravei triumlng hicircp dung dTHORNch triumlng hicircp

nhograve tminusnotng do catilde nhdivideng thuEumln licirci sau

+ Khpara numlng truyOgraven nhiOumlt vmicro phcopyn tcediln nhiOumlt tegravet

+ sectiOgraveu khiOacuten nhiOumlt regeacute cntildea qucedil trtimesnh regnotn giparan

+ Cigrave hsup1t catilde thOacute regiOgraveu chOslashnh trong phsup1m vi nhaacute rEcirct tegravet

+ Sparan phEgravem thu regminusicircc trong phminusnotng phcedilp nmicroy catilde regeacute tinh khiOtildet cao hnotn

so viacutei phminusnotng phcedilp triumlng hicircp nhograve tminusnotngNhdivideng tsup1p chEcirct euml trong pha liordfn tocircc catilde thOacute paranh hminuseumlng tiacutei sugrave tsup1o hsup1t hay

tYacutenh chEcirct cntildea polyme sparan phEgravem do regatilde pha liordfn tocircc diumlng cho qucedil trtimesnh triumlng

hicircp huyOgraven phiuml phparai tinh khiOtildet

IV2- Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat

Qucedil trtimesnh regaringng triumlng hicircp styren vmicro laurylmethacrylat xparay ra rEcirct phoslashc

tsup1p Tuuacute thueacutec vmicroo tucirc lOuml ccedilc monome tham gia phparan oslashng vmicro regiOgraveu kiOumln tiOtilden

hmicronh qucedil trtimesnh sparan phEgravem thu regminusicircc catilde ccedilc tYacutenh chEcirct khcedilc nhau TYacutenh chEcirct

khcedilc nhau nmicroy khlaquong nhdivideng phocirc thueacutec vmicroo thmicronh phCcediln hccediln hicircp ban regCcedilu mmicro

cszlign phocirc thueacutec vmicroo moslashc regeacute chuyOacuten hocedil hraquong segrave regaringng triumlng hicircp cntildea totildeng

monome tham gia qucedil trtimesnh

Phparan oslashng regaringng triumlng hicircp regminusicircc tiOtilden hmicronh nhminus phparan oslashng triumlng hicircp Phparan

oslashng catilde thOacute thugravec hiOumln trong khegravei trong dung mlaquoi hdivideu cnot hoAEligc trong mlaquoi trminusecircng

phcopyn tcediln lmicro nminusiacutec Hmicrom lminusicircng cEcircu touml monome ban regCcedilu catilde trong thmicronh phCcediln cntildea

sparan phEgravem copolyme tsup1o thmicronh catilde thOacute regiOgraveu chOslashnh braquong tucirc lOuml nguyordfn liOumlu regminusa

vmicroo phparan oslashng Qucedil trtimesnh regaringng triumlng hicircp thminusecircng xparay ra theo cnot chOtilde gegravec tugrave do

catilde sugrave tham gia cntildea chEcirct kheumli regCcedilu Trong ccedilc phminusnotng phcedilp catilde thOacute souml docircng regOacute

taeligng hicircp copolyme thtimes viOumlc lugravea chaumln ra phminusnotng phcedilp thYacutech hicircp lmicro rEcirct quan

traumlng regiOgraveu regatilde sIuml quyOtildet regTHORNnh rEcirct nhiOgraveu regOtilden tYacutenh chEcirct cntildea sparan phEgravem tsup1o thmicronh

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei20

Theo kOtildet qupara nghiordfn coslashu lyacute thuyOtildet thtimes viOumlc lugravea chaumln phminusnotng phcedilp tsup1o

huyOgraven phiuml trong mlaquoi trminusecircng phcopyn tcediln nminusiacutec regOacute taeligng hicircp copolyme gidividea styren

vmicro lauryl methacrylat lmicro thYacutech hicircp hnotn Souml docircng theo phminusnotng phcedilp nmicroy catilde thOacute

giparai quyOtildet regminusicircc vEcircn regOgrave nhiOumlt triumlng hicircp viOumlc regiOgraveu chOslashnh khegravei lminusicircng phcopyn touml

khlaquong qucedil khatilde sparan phEgravem thu regminusicircc choslasha it tsup1p chEcirct

Phparan oslashng regaringng triumlng hicircp styren vmicro lauryl methacrylat catilde thOacute regminusicircc tiOtilden

hmicronh trong nminusiacutec euml nhiOumlt regeacute 80 ndash 100oC viacutei sugrave catilde mAEligt cntildea chEcirct khnoti mmicroo

nhminus bezoyl peoxit Ngminusecirci ta cho rraquong qucedil trtimesnh regaringng triumlng hicircp styren vmicro

lauryl methacrylat diumlng tcedilc nhcopyn khnoti mmicroo gegravec tugrave do bezoyl peoxit catilde thOacute

xmiddoty ra theo cnot chOtilde sau

Tsup1o gegravec tugrave do

- Dminusiacutei tcedilc docircng cntildea nhiOumlt regeacute benzoyl peoxit phcopyn huucirc thmicronh gegravec

cacboxy benzoyl

c o o

o o

cto

o

oc

2

c o

o o

oc+

Ccedilc gegravec nmicroy catilde thOacute chuyOacuten hocedil tiOtildep

c o

o

2 c o

o

c o

o

+

2

c

oo

ooc

+

o

oc +

c o

o

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

20

40

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80

100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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40

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80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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80

100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

4

6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

1

2

3

4

5

67

8

9

10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

2

4

6

8

10

12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4755

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5055

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5155

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei21

Kyacute hiOumlu ccedilc gegravec taringn tsup1i trong qucedil trtimesnh phparan oslashng lmicro

r o

oc

Phparan oslashng khnoti mmicroo

Kyacute hiOumlu nhatildem

R 991266 tEcircn claquong vmicroo monome tsup1o gegravec kheumli regCcedilu

Phparan oslashng phcedilt triOacuten msup1ch

Qucedil trtimesnh phparan oslashng regaringng triumlng hicircp hai monome xparay ra rEcirct phoslashc tsup1p

nhminusng bEcirct kOacute regAEligc tYacutenh xparay ra nhminus thOtilde nmicroo thtimes phparan oslashng phcedilt triOacuten msup1ch cograveng

xparay ra theo hminusiacuteng sau

22cooch - (ch ) - ch310

x

r +

ch = ch

x

r - ch - c h

x

2 2

r - ch - c hch = ch

+r

y y

22

ch - c h

Y

2 + ch = c h

x

2

21kch - ch -

Y

2 2

X

ch - c h

ch - c h

Y

2 + ch = c h

Y

2

22kch - ch -

Y

2 2

Y

ch - c h

+ ch = ch

x

2

k11 ch - c h

x

2ch - ch -

x

2 2

X

ch - c h

Y - C6H5

ch - c hx

2 ch = ch

Y

2+12k

ch - c h

Y

22

x

ch - ch -

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

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0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

4

6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

1

2

3

4

5

67

8

9

10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

2

4

6

8

10

12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei22

Phparan oslashng regoslasht msup1ch

KOtildet hicircp gegravec regang phcedilt triOacuten

helliphelliphelliphelliphelliphelliphelliphelliphelliphellip

+ ChuyOacuten msup1ch theo hminusiacuteng bEcirct regegravei xoslashng

ch - ch -

x

2 2

x

ch - c h

+ ch - ch -

x

2 2

x

ch - c h

ch - ch -

x

2 2

x

ch - c h

2

ch - ch -

y

2 2

y

ch - c h

+ ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h

2

ch - ch -

x

2 2

x

ch - c h

+ch - ch -

y

2 2

y

ch - c h

ch - ch -

y

2 2

y

ch - c h - ch - ch -

x

2 2

x

ch - ch

ch - ch -

x

2 2

x

ch - c h

2 ch - ch -

x

2 2

x

ch - ch2 + ch - ch -

x

2

x

ch = ch

ch - ch -

y

2 2

y

ch - c h2 ch - ch -

y

2 2

y

ch - ch2 + ch - ch -

y

2

y

ch = ch

ch - ch -

x

2

y

ch - ch

+ ch - ch -

y

2 2

y

ch - c hch - ch -

y

2 2

x

ch - c h

2 +2 ch - ch -

y

2

y

ch = ch

ch - ch -

y

2 2

x

ch - c h

+ch - ch -

y

2 2

x

ch - c h

ch - ch -

y

2 2

x

ch - c h - ch - ch -

x

2 2

y

ch - ch

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

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Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

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Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

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Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

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Toluen

Cloroform

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei23

Sparan phEgravem thu regminusicircc lmicro meacutet hccediln hicircp catilde choslasha monome dminus oligome

copolyme hopolyme tucirc lOuml ccedilc cEcircu touml nmicroy khcedilc nhau phocirc thueacutec vmicroo bparan

chEcirct cntildea totildeng thmicronh phCcediln moslashc regeacute aelign regTHORNnh kYacutech thminusiacutec cntildea ccedilc cEcircu touml nhiOumlt

regeacute chEcirct khnoti mmicroo naringng regeacute monome tegravec regeacute khuEcircy treacuten paranh hminuseumlng cntildea pH

IV3- Cnot seuml lyacute thuyOtildet vmicro phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde (Fe3O4)

1 Giiacutei thiOumlu chung

sectOacute hiOacuteu biOtildet regAEligc regiOacutem cntildea hsup1t sfrac34t totilde trminusiacutec hOtildet ta khcedili qucedilt qua meacutet segrave

khcedili niOumlm cnot bparan totilde trminusecircng regiOumln trminusecircng sugrave nhiOacutem totilde ccedilc dsup1ng totilde tYacutenh cntildea

vEumlt liOumlu

- sectiOumln trminusecircng lmicro mlaquoi trminusecircng bao quanh vEumlt nhiOcircm regiOumln khcedilc regAEligt trong natilde

gaumli lmicro regiOumln trminusecircng Quanh mccedili vEumlt nhiOcircm regiOumln catilde meacutet regiOumln trminusecircng nhecirc regatilde mmicro

ccedilc vEumlt nhiOcircm regiOumln tminusnotng tcedilc regminusicircc viacutei nhau sectiOumln trminusecircng euml gCcediln vEumlt nhiOcircm

regiOumln msup1nh hnotn euml xa vEumlt nhiOcircm regiOumln

- Totilde trminusecircng xuEcirct phcedilt totilde momen chuyOacuten regeacuteng cntildea ccedilc electron trong

nguyordfn touml Ccedilc electron nmicroy sIuml chi phegravei regAEligc regiOacutem totilde tYacutenh cntildea vEumlt chEcirct theo

hai hminusiacuteng dTHORNch chuyOacuten ccedilc electron sinh ra totilde trminusecircng tminusnotng tcedilc viacutei ccedilc totilde

trminusecircng bordfn ngomicroi cedilp vmicroo vmicro quyOtildet regTHORNnh totilde tYacutenh cntildea vEumlt liOumlu

- Sugrave nhiOcircm totilde vEumlt chEcirct regminusicircc cEcircu tsup1o nordfn totilde ccedilc phCcediln touml mang regiOumln Khi vEumlt

chEcirct dAEligt trong meacutet totilde trminusecircng thtimes choacuteng sIuml nhiOcircm totilde vmicro dTHORNch chuyOacuten theo chiOgraveu

cntildea totilde trminusecircng secteacute msup1nh yOtildeu khpara numlng nhiOcircm totilde cntildea vEumlt chEcirct regminusicircc regTHORNnh lminusicircng

meacutet ccedilch chYacutenh xcedilc

- Nguyordfn tegrave nmicroo cograveng catilde totilde tYacutenh nhminusng chOslash catilde begraven nguyordfn tegrave catilde khpara numlng

bmiddoto homicro totilde msup1nh nhEcirct lmicro Fe Ni Cr Cu

- Totilde tYacutenh cntildea vEumlt liOumlu regminusicircc chia lmicrom ccedilc losup1i dugravea vmicroo regAEligc regiOacutem totilde tYacutenh cntildea

choacuteng khi catilde meacutet totilde trminusecircng euml bordfn ngomicroi cedilp vmicroo vEumlt liOumlu thuEumln totilde vEumlt liOumlu

nghTHORNch totilde vEumlt liOumlu catilde tYacutenh khcedilng totildevEumlt liOumlu catilde tYacutenh sfrac34t totilde

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei24

Nhdivideng nguyordfn tegrave catilde choslasha electron chminusa ghETHp reglaquoi 3d hoAEligc 4f catilde tYacutenh

thuEumln totilde TYacutenh thuEumln totilde nmicroy regminusicircc hiOacuteu lmicro khi cedilp meacutet totilde trminusecircng bordfn ngomicroi vmicroo

vEumlt liOumlu catilde totilde tYacutenh thtimes totilde tYacutenh cntildea vEumlt liOumlu thay regaeligi lmicrom cho totilde trminusecircng cntildea natilde

tumlng lordfn rEcirct regcedilng kOacute

sectAEligc regiOacutem cntildea hsup1t sfrac34t totilde

+ Tinh thOacute hocedil cao

+ KOtildet tinh aelign regTHORNnh

+ DOcirc biOtilden regaeligi bOgrave mAEligt hocedil haumlc

+ Phcopyn begrave regOgraveu trong mlaquoi trminusecircng phcopyn tcediln

sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nhaacute regszligi haacutei claquong nghOuml tminusnotng regegravei phoslashc tsup1p

kIgravem theo qucedil trtimesnh aelign regTHORNnh sau khi tsup1o thmicronh Hsup1t sfrac34t totilde tYacutenh catilde kYacutech thminusiacutec

cmicrong nhaacute thtimes bOgrave mAEligt cmicrong liacuten khpara numlng bmiddoto homicro totilde cmicrong cao

KYacutech cigrave nguyordfn touml euml bOgrave mAEligt

hosup1t regeacuteng hocedil haumlc

1 mm3 31 - 4

1microm3 03

100nm3 30

10nm3 30

Bparang 11 Sugrave phocirc thueacutec bOgrave mAEligt hosup1t regeacuteng hocedil haumlc vmicroo kYacutech thminusiacutec hsup1t

- Ccedilc kim losup1i oxit kim losup1i catilde tYacutenh thuEumln totilde Ni Co Fe Fe3O4Fe2O3

Kim losup1i tinh khiOtildet catilde regeacute nhsup1y totilde cao hnotn cpara

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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D ầ u h ấ p t h ụ ( g

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Dầu maacutey

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei25

BOgrave mAEligt vEumlt liOumluKhpara numlng bmiddoto homicro totilde hocedil

Ms emucm

3

euml 298KCo 485

Fe 1400-1422

Fe2O3 1700-1714

Fe3O4 394

MnOFe2O3 408-500

CoO Fe2O3 410

NiOFe2O3 400

CuO Fe2O3 270

Bparang 12 Moslashc regeacute bmiddoto homicro totilde cntildea meacutet segrave vEumlt liOumlu

2 Meacutet segrave phminusnotng phcedilp taeligng hicircp hsup1t sfrac34t totilde

a- Phminusnotng phcedilp nghiOgraven cnot haumlc

LCcediln regCcedilu tiordfn hsup1t sfrac34t totilde tsup1o ra braquong phminusnotng phcedilp nghiOgraven nhaacute regmiddot regminusicircc

Ball vmicro ceacuteng sugrave cntildea laquong regOgrave cEumlp vmicroo numlm 1960 Cigrave hsup1t sfrac34t totilde tsup1o ra theo

phminusnotng phcedilp nmicroy catilde regminusecircng kYacutenh khoparang 20 nm

Phminusnotng phcedilp cnot haumlc lmicrom nhaacute hsup1t regOtilden kYacutech cigrave nano Tuy vEumly phminusnotng

phcedilp nmicroy catilde nhminusicircc regiOacutem liacuten lmicro sIuml biOtilden dsup1ng khlaquong regOgraveu bOgrave mAEligt cntildea hsup1t dEacutenregOtilden tYacutenh chEcirct khlaquong regaringng nhEcirct MAEligt khcedilc phminusnotng phcedilp nmicroy rEcirct khatilde tsup1o ra hsup1t

catilde kYacutech thminusiacutec nhaacute dminusiacutei 20 nm

b- Phminusnotng phcedilp oxy hocedil

Thuucirc phcopyn muegravei sfrac34t Fe2+ (catilde thOacute lmicro muegravei clorua hoAEligc muegravei nitrat) regOacute

tsup1o ra kOtildet tntildea Fe(OH)2 sau regatilde sEcircy kOtildet tntildea euml 300oC catilde mAEligt cntildea O2 tinh khiOtildet

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

20

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80

100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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60

80

100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

4

6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei26

KOtildet qupara tsup1o ra gOslash sfrac34t totilde Fe3O4 Mlaquoi trminusecircng thuucirc phcopyn catilde thOacute cho thordfm meacutet

lminusicircng kiOgravem KOH Hsup1t kOtildet tntildea regminusicircc aelign regTHORNnh braquong axit citric hoAEligc axit oleic

c- Phminusnotng phcedilp thuucirc phcopyn cminusigraveng chOtilde

Ccedilc hsup1t kOtildet tntildea regminusicircc tsup1o ra totilde qucedil trtimesnh hydrat hocedil muegravei sfrac34t trong dung

dTHORNch catilde dsup1ng htimesnh cCcedilu catilde kYacutech thminusiacutec phocirc thueacutec vmicroo tegravec regeacute khuEcircy vmicro regiOgraveu

kiOumln phparan oslashng sectOacute tsup1o ra hsup1t catilde kYacutech thminusiacutec nano meacutet yOtildeu tegrave cCcediln thiOtildet lmicro lminusicircng

chEcirct hosup1t regeacuteng bOgrave mAEligt lminusigraveng cugravec regminusa vmicroo hccediln hicircp phparan oslashng phparai liacuten hnotn

naringng regeacute chEcirct regatilde bcedilm trordfn bOgrave mAEligt cntildea hsup1t kOtildet tntildea Mocircc regYacutech cntildea claquong viOumlc regatilde

lmicro tsup1o ra hsup1t mixen nminusiacutec (choslasha ccedilc muegravei sfrac34t vmicro mlaquoi trminusecircng tsup1o keo totilde) trong

mlaquoi trminusecircng nhograve dCcedilu CEcircu troacutec hsup1t mixen regminusicircc aelign regTHORNnh trong dung mlaquoi khlaquong

phcopyn cugravec ChEcirct hosup1t regeacuteng bOgrave mAEligt hsup1t oxit sfrac34t catilde thOacute diumlng lmicro chEcirct khlaquong phcopyn

cugravec hoAEligc phcopyn cugravec

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic

Hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu regminusicircc tsup1o ra braquong ccedilch souml docircng chEcirct hosup1t

regeacuteng lminusigraveng cugravec viacutei lminusicircng dminus Trong dung mlaquoi khlaquong phcopyn cugravec regCcedilu phcopyn cugravec

cntildea chEcirct hosup1t regeacuteng bOgrave mAEligt sIuml bcedilm vmicroo hsup1t kOtildet tntildea phCcediln khlaquong phcopyn cugravec duccedili

dmicroi trong dung mlaquoi khlaquong phcopyn cugravec tsup1o nordfn cEcircu troacutec hsup1t mixen aelign regTHORNnh trong

mlaquoi trminusecircng Viacutei lminusicircng chEcirct hosup1t regeacuteng bOgrave mAEligt phiuml hicircp sIuml tsup1o ra regminusicircc ccedilc hsup1t

mixen regminusicircc vYacute nhminus ccedilc khegravei choslasha chEcirct phparan oslashng Ccedilc chEcirct phparan oslashng lmicro dung

dTHORNch muegravei Fe2+ Fe3+NH4(OH) catilde thOacute diumlng muegravei clorua hoAEligc muegravei nitrat

ChEcirct hosup1t regeacuteng bOgrave mAEligt dsup1ng ionic thminusecircng diumlng lmicro Natri bis (2- ethyl hexylsunfosuccinate) cetyl tri methylamonium bromat

bull Qucedil trtimesnh tsup1o hsup1t sfrac34t totilde kYacutech thminusiacutec nano

+ Muegravei Fe2+ Fe3+ regminusicircc chuEgraven bTHORN trong ccedilc thiOtildet bTHORN riordfng biOumlt Trong mccedili

muegravei nmicroy catilde choslasha chEcirct hosup1t regeacuteng bOgrave mAEligt viacutei lminusicircng liacuten hnotn naringng regeacute cntildea

choacuteng bcedilm trordfn bOgrave mAEligt hsup1t mixen dung mlaquoi khlaquong phcopyn cugravec sectiOgraveu quan

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

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6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

1

2

3

4

5

67

8

9

10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

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8

10

12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4755

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5055

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5155

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei27

traumlng lmicro hccediln hicircp phparan oslashng phparai ccedilch ly homicron tomicron viacutei oxy regOacute trcedilnh hiOumln

tminusicircng oxy hocedil xparay ra

Fe2+ + O2 Fe3+

+ Hccediln hicircp cntildea 2 dung dTHORNch choslasha hai muegravei regugraveng riordfng biOumlt regminusicircc treacuten vmicroo

nhau Trong qucedil trtimesnh treacuten catilde cho thordfm dung dTHORNch NH4OH viacutei meacutet lminusicircng

trong giiacutei hsup1n regparam bparao cho ccedilc hsup1t mixen khuOtildech tcediln aelign regTHORNnh regaringng regOgraveu trong

dung mlaquoi heptan KYacutech thminusiacutec hsup1t mixen regminusicircc regiOgraveu chOslashnh braquong tegravec regeacute khuEcircy

+ Hsup1n chOtilde cntildea phminusnotng phcedilp nmicroy lmicro nhatildem phcopyn cugravec cntildea chEcirct hosup1t regeacuteng

bOgrave mAEligt sIuml taringn tsup1i trong khegravei chEcirct phparan oslashng khi tsup1o hsup1t sfrac34t totilde Sugrave catilde mAEligt cntildea

choacuteng sIuml paranh hminuseumlng regOtilden cEcircu troacutec tinh thOacute cntildea hsup1t sfrac34t totilde tsup1o thmicronh

bull Tsup1o hsup1t nhograve tminusnotng nminusiacutec trong dCcedilu viacutei chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

Khi diumlng chEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec catilde thOacute hsup1n chOtilde regminusicircc

lminusicircng tsup1p chEcirct trong hsup1t sfrac34t totilde ChEcirct hosup1t regeacuteng bOgrave mAEligt khlaquong phcopyn cugravec

thminusecircng diumlng lmicro poly oxyethylen-5- nonylphenylether 4C9H

19C

6H

4(OCH2-

CH2)nOH n=5 phcedilt hiOumln nmicroy meuml reacuteng regminusicircc phsup1m vi tsup1o ra cEcircu troacutec mixen

nminusiacutec trong dCcedilu

d- Phminusnotng phcedilp regaringng kOtildet tntildea

Phparan oslashng hocedil haumlc tsup1o ra Fe3O4 xmiddoty ra theo phminusnotng trtimesnh sau

Fe2+ + 2Fe3+ + 8OH - = Fe3O4 + 4H2O

Dugravea theo kOtildet qupara mlaquo htimesnh nhiOumlt regeacuteng haumlc sugrave tsup1o thmicronh kOtildet tntildea xmiddoty ra

trong khoparang pH = 75 - 10 vmicro duy trtimes euml tucirc lOuml mol Fe 2+ Fe3+ = 12 trong regiOgraveu

kiOumln ccedilch ly viacutei O2 NOtildeu mAEligt O2 trong qucedil trtimesnh thtimes Fe3O4 catilde thOacute bTHORN oxy hocedil

theo phparan oslashng sau

Fe3O4 + 14O2 + 92H2O = 3Fe(OH)3

Fe3O4 + 14O2 = Fe2O3

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 2955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4755

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5055

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

VEumlt liOumlu hEcircp thocirc dCcedilu lmicro vEumlt liOumlu catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

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Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

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Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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10

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Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

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4

5

67

8

9

10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

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8

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12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

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TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei29

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khlaquong tan trong nminusiacutec VEumlt liOumlu polyme mang hsup1t nano sfrac34t totilde catilde cEcircu troacutec

khlaquong gian ba chiOgraveu nordfn trong qucedil trtimesnh hEcircp thocirc dCcedilu choacuteng catilde khpara numlng co

dmiddotn trminusnotng neuml trong dCcedilu CEcircu troacutec msup1ng lminusiacutei tegravet nhEcirct khi lminusicircng dCcedilu thcopym

nhEumlp vmicroo nhiOgraveu nhEcirct vmicro nhanh nhEcirct VEumlt liOumlu nmicroy thminusecircng regminusicircc tsup1o ra beumli ccedilc

liordfn kOtildet copolyme viacutei ccedilc tYacutenh chEcirct minusu regiOacutem tegravec regeacute hEcircp thocirc dCcedilu cao khpara

numlng hEcircp thocirc dCcedilu liacuten phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec Vtimes vEumlt liOumlu nmicroy catilde mang

ccedilc hsup1t sfrac34t totilde bordfn trong nordfn sau khi hEcircp thocirc dCcedilu catilde thOacute diumlng totilde trminusecircng regOacute thu

gom lsup1i meacutet ccedilch dOcirc dmicrong

b- ChOtilde tsup1o vEumlt liOumlu nano compozit

Cnot seuml lyacute thuyOtildet

Lauryl methacrylat lmicro dEacuten xuEcirct este cntildea axit methacrylat taringn tsup1i trsup1ng

thcedili laacuteng euml regiOgraveu kiOumln btimesnh thminusecircng catilde khpara numlng homicro tan trong meacutet segrave dung

mlaquoi hdivideu cnot nhminusng khlaquong homicro tan trong nminusiacutec Styren lmicro meacutet vinyl thnotm cograveng

taringn tsup1i trsup1ng thcedili lacircng euml regiOgraveu kiOumln thminusecircng homicro tan regminusicircc trong nhiOgraveu dung mlaquoi

hdivideu cnot nhminusng khlaquong tan trong nminusiacutec

CEcircu tsup1o cntildea lauryl catilde choslasha nhatildem lminusigraveng cugravec cacbonyl vmicro ccedilc nhatildem minusa

dCcedilu kthorn nminusiacutec do regatilde copolyme tsup1o thmicronh viacutei sugrave catilde mAEligt cntildea chEcirct tsup1o lminusiacutei catilde khpara

numlng phcopyn tcediln tegravet trordfn bOgrave mAEligt nminusiacutec natilde catilde khpara numlng trminusnotng trong dCcedilu nhminusng

khlaquong hEcircp thocirc nminusiacutec Sparan phEgravem copolyme nmicroy catilde thOacute diumlng lmicrom chEcirct thu haringi

dCcedilu naeligi trordfn mAEligt nminusiacutec Khpara numlng hEcircp thocirc dCcedilu cntildea copolyme regminusicircc xem nhminus lmicro

do tcedilc docircng cntildea lugravec Vandecvan gidividea nhatildem minusa regCcedilu trong copolyme vmicro dCcedilu naeligi

trordfn mAEligt nminusiacutec Nhecirc catilde cEcircu troacutec msup1ng lminusiacutei khlaquong gian ba chiOgraveu (dsup1ng gel) catilde

khpara numlng co dmiddotn do regatilde dCcedilu dOcirc dmicrong khuOtildech tcediln vmicroo trong lszligng copolyme

msup1ng lminusiacutei co dmiddotn nmicroy regminusicircc xem nhminus lmicro nhdivideng ccedili bEacutey dCcedilu

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vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

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regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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80

100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

4

6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei30

Khi hmicrom lminusicircng cntildea ccedilc monome vmicro chEcirct tsup1o lminusiacutei phiuml hicircp thtimes cEcircu troacutec

vEumlt liOumlu mOgravem dIcirco regOacute phcopyn tcediln trordfn mAEligt nminusiacutec Theo meacutet segrave tcedilc gipara cho rraquong

copolyme tsup1o nordfn totilde ccedilc dEacuten xuEcirct este khcedilc nhau cntildea axit methacrylic souml

docircng peroxit benzoyl lmicrom chEcirct kheumli regCcedilu vmicro chEcirct tsup1o lminusiacutei thminusecircng diumlng lmicro chEcirct

catilde hai negravei reglaquoi trong phcopyn touml nhminus divinyl benzen ethylenglycol dimethacrylat

regOacute tsup1o ra regminusicircc ccedilc liordfn kOtildet ngang thminusecircng regminusicircc diumlng regOacute tsup1o ra vEumlt liOumlu

polyme hEcircp thocirc dCcedilu cao Tuy nhiordfn khpara numlng hEcircp thocirc dCcedilu cntildea copolyme cszlign

phocirc thueacutec vmicroo nhiOumlt regeacute cntildea qucedil trtimesnh polyme hocedil naringng regeacute chEcirct kheumli regCcedilu tucirc

lOuml chEcirct tsup1o lminusiacutei vmicro mEumlt regeacute lminusiacutei trong copolyme Copolyme tsup1o ra gidividea styrenvmicro lauryl methacrylat diumlng chEcirct khnoti mmicroo lmicro benzoyl peoxit viacutei chEcirct tsup1o lminusiacutei

lmicro divinyl benzen catilde tYacutenh numlng hEcircp thocirc dCcedilu cao sectiOgraveu regAEligc biOumlt lmicro vEumlt liOumlu tsup1o

ra cszlign catilde sugrave tham cntildea hsup1t sfrac34t totilde Sparan phEgravem copolyme- hsup1t sfrac34t totilde regminusicircc tsup1o ra

catilde khpara numlng hEcircp thocirc dCcedilu cao dOcirc dmicrong thu haringi lsup1i sau khi hEcircp thocirc dCcedilu khi catilde

tcedilc docircng cntildea meacutet totilde trminusecircng bordfn ngomicroi

ChOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

HiOumln nay catilde nhiOgraveu phminusnotng phcedilp khcedilc nhau regOacute taeligng hicircp copolyme

nhminusng trordfn cnot seuml lyacute thuyOtildet vEumlt liOumlu copolyme mang hsup1t totilde tYacutenh thtimes phminusnotng

phcedilp triumlng hicircp huyOgraven phiuml lmicro phiuml hicircp nhEcirct vtimes natilde gioacutep phcopyn begrave regaringng regOgraveu ccedilc

hsup1t totilde tYacutenh trong lszligng polyme vmicro regcopyy cograveng lmicro phminusnotng phcedilp catilde nhiOgraveu minusu

regiOacutem regOacute chOtilde tsup1o copolyme Trong qucedil trtimesnh triumlng hicircp huyOgraven phiuml ccedilc hsup1t

nhaacute cntildea dung dTHORNch monome vmicro chEcirct kheumli regCcedilu lmicro bezoyl peoxit chEcirct tsup1o lminusiacutei

divinyl benzen regminusicircc phcopyn tcediln vmicroo trong pha thoslash hai lmicro nminusiacutec ndash ccedilc monome

souml docircng regOgraveu lmicro ccedilc monome kthorn nminusiacutec secteacute nhiacutet thEcircp cntildea dung dTHORNch huyOgraven

phiuml tsup1o regiOgraveu kiOumln thuEumln licirci cho qucedil trtimesnh khuEcircy treacuten vmicro topara nhiOumlt phparan oslashng

Hnotn ndividea kYacutech thminusiacutec hsup1t cntildea sparan phEgravem catilde thOacute regiOgraveu chOslashnh Tuy nhiordfn dung

dTHORNch huyOgraven phiuml cntildea nhdivideng hsup1t tminusnotng regegravei liacuten viacutei sugrave phcopyn begrave kYacutech thminusiacutec hsup1t

hNtildep lmicro rEcirct khatilde aelign regTHORNnh trong giai regosup1n regCcedilu cntildea qucedil trtimesnh triumlng hicircp Khpara

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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80

100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3155

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei31

numlng kOtildet hicircp lsup1i gidividea ccedilc hsup1t copolyme khi phparan oslashng lmicro rEcirct liacuten ChYacutenh vtimes

vEumly trong qucedil trtimesnh phparan oslashng phparai diumlng keo bparao vOuml regOacute aelign regTHORNnh ccedilc hsup1t

huyOgraven phiuml

Tuy nhiordfn regOacute catilde thOacute tiOtilden hmicronh chOtilde tsup1o vEumlt liOumlu polyme mang hsup1t sfrac34t totilde

ta phparai tiOtilden hmicronh xcedilc regTHORNnh ccedilc yOtildeu tegrave paranh hminuseumlng regOtilden qucedil trtimesnh taeligng hicircp ra

copolyme viacutei khpara numlng hEcircp thocirc ccedilc sparan phEgravem dCcedilu tminusnotng oslashng sectOacute totilde regatilde xcedilc

regTHORNnh regminusicircc ccedilc yOtildeu tegrave tegravei minusu cho qucedil trtimesnh taeligng hicircp copolyme

c- Phminusnotng phcedilp xcedilc regTHORNnh sugrave htimesnh thmicronh cntildea copolyme

Khi phcopyn touml hEcircp thocirc boslashc xsup1 haringng ngosup1i xparay ra ccedilc bminusiacutec chuyOacuten numlng

lminusicircng vmicro cho ta hiOumlu oslashng phaelig dao regeacuteng hay cszlign gaumli lmicro phaelig haringng ngosup1i Trong

phaelig dao regeacuteng mccedili nhatildem nguyordfn touml regminusicircc regAEligc trminusng beumli tCcediln segrave dao regeacuteng riordfng

Yacutet phocirc thueacutec vmicroo phCcediln cszlign lsup1i cntildea phcopyn touml

sectOacute xcedilc regTHORNnh xem thEumlt sugrave regmiddot htimesnh thmicronh copolyme totilde 2 monome lmicro

lauryl methacrylat vmicro styren hay chminusa ta souml docircng phaelig haringng ngosup1i cntildea hai

monome vmicro cntildea copolyme dmiddot taeligng hicircp regminusicircc

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3255

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

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Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

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Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

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Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

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Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

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Toluen

Cloroform

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei33

ChuEgraven bTHORN dung dTHORNch phparan oslashng braquong ccedilch homicro tan St vmicro LMA viacutei naringng

regeacute 05M trong 100ml toluen vmicroo btimesnh cCcedilu thuucirc tinh ba caelig dung tYacutech 250 ml

catilde hOuml thegraveng sinh hmicron haringi lminusu thiOtildet bTHORN khuEcircy vmicro phOcircu nhaacute giaumlt Socircc khYacute N2 regOacute

reguaeligi khYacute oxy homicro tan regaringng thecirci khuEcircy regOgraveu regOacute ccedilc chEcirct phparan oslashng tiOtildep xoacutec tegravet

viacutei nhau Ncopyng nhiOumlt hccediln hicircp phparan oslashng trong bOacute regiOgraveu nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng thordfm chEcirct khnoti mmicroo BPO vmicroo euml totildeng thecirci regiOacutem lEcircy meacutet lminusicircng

mEacuteu nhEcirct regTHORNnh regOacute xcedilc regTHORNnh moslashc regeacute chuyOacuten hocedil Sau 240 phoacutet dotildeng phparan oslashng

vmicro lmicrom lsup1nh hccediln hicircp xuegraveng nhiOumlt regeacute phszligng

Tcedilch hccediln hicircp sparan phEgravem sparan phEgravem polyme regminusicircc homicro tan trong ordftedCcedilu hopara regOacute kOtildet tntildea polystyren dung dTHORNch sau khi kOtildet tntildea polystyren lsup1i regminusicircc

kOtildet tntildea trong piridin regOacute losup1i homopolyme LMA tan Copolyme khlaquong tan

regminusicircc roumla lsup1i trong etanol tinh khiOtildet vmicro lmicrom khlaquo trong tntilde sEcircy chcopyn khlaquong euml

80degC regOtilden traumlng lminusicircng khlaquong regaeligi

- Nghiordfn coslashu regeacuteng haumlc phparan oslashng regaringng hicircp St vmicro LMA ccedilc yOtildeu tegrave paranh

hminuseumlng regOtilden qucedil trtimesnh regaringng triumlng hicircp

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng TiOtilden hmicronh phparan oslashng

regaringng triumlng hicircp St LMA euml ccedilc nhiOumlt regeacute 70oC 80oC 90oC 110oC

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo TiOtilden hmicronh phparan oslashng regaringng

triumlng hicircp St LMA viacutei ccedilc hmicrom lminusicircng chEcirct kheumli regCcedilu lmicro 06 08 10

12 15 20 BPO

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA viacutei tucirc lOuml St LMA lmicro 2080 4060 5050 6040 8020 (tYacutenh

theo khegravei lminusicircng)

+ paranh hminuseumlng cntildea naringng regeacute monome TiOtilden hmicronh phparan oslashng regaringng triumlng

hicircp St LMA euml ccedilc naringng regeacute khcedilc nhau lmicro 025M 05M 075M 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

4

6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei34

II2- Phminusnotng phcedilp cho hsup1t nano (Fe 3O 4) vmicroo trong copolyme

LEcircy meacutet lminusicircng keo gelatin homicro tan trong 500ml nminusiacutec cEcirct meacutet btimesnh

phparan oslashng dung tYacutech 2 lYacutet catilde ccedilnh khuEcircy catilde coumla nsup1p liOumlu catilde egraveng dEacuten khYacute nitnot

vmicroo regOacute reguaeligi hOtildet khYacute oxy homicro tan thiOtildet bTHORN aelign nhiOumlt losup1i 16 lYacutet Hccediln hicircp phparan

oslashng catilde thOacute tYacutech 50ml garingm styren vmicro laurylmetacrylat chEcirct tsup1o lminusiacutei

divinylbenzen (DVB) chEcirct kheumli regCcedilu peoxit benzoyl (BPO) regminusicircc homicro tan vmicroo

nhau trong cegravec trordfn mcedily khuEcircy totilde Btimesnh phparan oslashng regminusicircc gia nhiOumlt regOtilden nhiOumlt regeacute

phparan oslashng raringi regminusa chEcirct phparan oslashng vmicroo btimesnh NhiOumlt regeacute phparan oslashng regminusicircc duy trtimes euml

90o

C viacutei tegravec regeacute khuEcircy aelign regTHORNnh euml regiOgraveu kiOumln cedilp suEcirct thminusecircng catilde socircc khYacute nitnot regOacutelosup1i khYacute oxi homicro tan Sau 4 giecirc phparan oslashng sparan phEgravem copolyme thu regminusicircc euml dsup1ng

hsup1t regminusicircc regOacute ngueacutei regOtilden nhiOumlt regeacute phszligng sau regatilde laumlc roumla sparan phEgravem braquong nminusiacutec

cEcirct raringi sEcircy khlaquo trong tntilde sEcircy chcopyn khlaquong regOtilden khegravei lminusicircng khlaquong regaeligi

- Khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng hoacutet dCcedilu cntildea sparan phEgravem

+ paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo

+ paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct tsup1o lminusiacutei

+ paranh hminuseumlng cntildea tucirc lOuml ccedilc monome

- TiOtilden hmicronh regminusa hsup1t nano sfrac34t totilde vmicroo trong polyme

Sau khi chfrac34c chfrac34n tsup1o regminusicircc copolyme totilde qucedil trtimesnh regaringng triumlng hicircp

styren vmicro laryl methacrylat viacutei regiOgraveu kiOumln tegravei minusu nhminus regmiddot khparao scedilt euml trordfn Choacuteng

tlaquoi quyOtildet regTHORNnh regminusa hsup1t nano sfrac34t totilde vmicroo trong hccediln hicircp monome vmicro phcopyn tcediln

regOgraveu trong monome braquong ccedilch hosup1t hocedil hsup1t sfrac34t totilde trong axit oleic sau regatilde phcopyn

tcediln regOgraveu hsup1t sfrac34t totilde Fe3O4 trong axit oleic braquong mcedily siordfu copym trong vszligng 1 giecirc

sau regatilde li tcopym tcedilch hsup1t nano sfrac34t totilde tiOtilden hmicronh roumla hsup1t nano sfrac34t totilde braquong dung

mlaquoi phcopyn cugravec phcopyn tcediln regOgraveu hsup1t nano regatilde trong hccediln hicircp monome Tucirc lOuml hsup1t

nano sfrac34t totilde Fe3O4 hccediln hicircp monome lmicro 1 KOtildet qupara thu regminusicircc hsup1t copolyme

catilde choslasha nano sfrac34t totilde bordfn trong khi thouml regeacute hEcircp thocirc dCcedilu cntildea sparan phEgravem ta thEcircy

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

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10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

1

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4

5

67

8

9

10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

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12

14

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20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei35

natilde trminusnotng trong dCcedilu bOgrave mAEligt cntildea vEumlt liOumlu taeligng hicircp regminusicircc xegravep hnotn so viacutei khi

khlaquong catilde hsup1t nano sfrac34t totilde secteacute hEcircp thocirc dCcedilu cntildea natilde tumlng lordfn khoparang 10- 15

KOtildet qupara cszlign regminusicircc thOacute hiOumln trordfn phaelig haringng ngosup1i vmicro paranh SEM khi ta tiOtilden hmicronh

rego vmicro chocircp phaelig regaringng thecirci mEacuteu catilde vmicro khlaquong catilde choslasha hsup1t sfrac34t totilde Fe 3O4 Tuy

nhiordfn thtimes lminusicircng polyme tsup1o ra Yacutet hnotn so viacutei khi khlaquong taeligng hicircp viacutei sfrac34t totilde

- Khparao scedilt tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem

Thouml nghiOumlm khpara numlng hEcircp thocirc dCcedilu cntildea sparan phEgravem theo thecirci gian viacutei ccedilc

losup1i dCcedilu khcedilc nhau cloroform toluen kezosen dCcedilu mcedily

II3- Phminusnotng phcedilp regcedilnh gicedil khpara numlng hEcircp thocirc dCcediluMEacuteu polyme khparao scedilt khpara numlng hEcircp thocirc dCcedilu regminusicircc ngcopym trong ccedilc losup1i

dCcedilu khcedilc nhau trong ciumlng meacutet thecirci gian euml nhiOumlt regeacute phszligng sau regatilde lEcircy ra khaacutei

dCcedilu Lminusicircng dCcedilu bcedilm trordfn bOgrave mAEligt regminusicircc losup1i baacute braquong giEcircy thEcircm

Khpara numlng hEcircp thocirc dCcedilu regminusicircc tYacutenh theo claquong thoslashc

DCcedilu hEcircp thocirc = gg

Trong regatilde

W1 Khegravei lminusicircng polyme sau khi hEcircp thocirc dCcedilu (g)

W2 Khegravei lminusicircng polyme trminusiacutec khi hEcircp thocirc dCcedilu (g)

( ) 221 W W W minus

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

20

40

60

80

100

0 50 100 150 200 250

Thecirci gian phparan oslashng (phoacutet)

M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

90

80

70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 3755

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

20

40

60

80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

20

40

60

80

100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

4

6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

1

2

3

4

5

67

8

9

10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

2

4

6

8

10

12

14

16

18

20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei36

KOtildet qupara vmicro thparao luEumln

I sectaringng triumlng hicircp styren vmicro lauryl methacrylat

1- paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil

trtimesnh chuyOacuten hocedil tiOtilden hmicronh phparan oslashng regaringng triumlng hicircp styren lauryl

metacrylat euml naringng regeacute monome lmicro 05M (tucirc lOuml khegravei lminusicircng St LMA lmicro 4060)

10 BPO so viacutei khegravei lminusicircng monome euml ccedilc nhiOumlt regeacute khcedilc nhau 70degC 80degC

90degC 110degC KOtildet qupara regminusicircc thOacute hiOumln euml htimesnh 1

Htimesnh 1 paranh hminuseumlng cntildea nhiOumlt regeacute vmicro thecirci gian phparan oslashng regOtilden qucedil trtimesnh regaringng

triumlng hicircp

Qua htimesnh 1 thEcircy rraquong khi nhiOumlt regeacute tumlng thtimes moslashc regeacute chuyOacuten hocedil cntildea

monome tumlng nhanh euml giai regosup1n regCcedilu vmicro sau regatilde tumlng chEumlm dCcediln cho regOtilden gicedil trTHORN

khlaquong regaeligi sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi tumlng nhiOumlt regeacute sIuml lmicrom tumlng

tegravec regeacute tEcirct cpara ccedilc phparan oslashng hocedil haumlc kOacute cpara phparan oslashng cnot seuml trong qucedil trtimesnh regaringng

triumlng hicircp ViOumlc tumlng tegravec regeacute phparan oslashng dEacuten regOtilden htimesnh thmicronh ccedilc trung tcopym hosup1t

regeacuteng vmicro tegravec regeacute phcedilt triOacuten msup1ch lmicrom tumlng tegravec regeacute chuyOacuten hocedil cntildea monome

thmicronh polyme euml nhiOumlt regeacute dminusiacutei 80degC tegravec regeacute chuyOacuten hocedil chEumlm regOacute regsup1t regminusicircc

0

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M oslash c reg eacute c h u y

Oacute n h o cedil ( )

110

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70

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

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0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

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67

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Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

g )

Toluen

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

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D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei37

regeacute chuyOacuten hocedil cao thtimes thecirci gian phparan oslashng phparai kETHo dmicroi tiacutei 8 regOtilden 10 giecirc Khi

nhiOumlt regeacute tumlng lordfn 90degC thtimes tegravec regeacute chuyOacuten hocedil tumlng nhanh thecirci gian cCcediln thiOtildet

regOacute monome chuyOacuten hocedil gCcediln nhminus homicron tomicron trong khoparang 4 giecirc Tuy nhiordfn

khi nhiOumlt regeacute liacuten hnotn 100degC thtimes tegravec regeacute chuyOacuten hocedil ban regCcedilu tumlng regeacutet ngeacutet

nhminusng khatilde regsup1t regminusicircc regeacute chuyOacuten hocedil homicron tomicron sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do

meacutet phCcediln polyme bTHORN phcopyn huucirc euml nhiOumlt regeacute cao thmicronh monome lmicrom cho regeacute

chuyOacuten hocedil khlaquong thOacute homicron tomicron euml nhiOumlt regeacute cao

Do vEumly nhiOumlt regeacute 90oC thecirci gian phparan oslashng trong khoparang 240 phoacutet regminusicircc

lugravea chaumln regOacute nghiordfn coslashu ccedilc phparan oslashng sau

2- paranh hminuseumlng cntildea naringng regeacute chEcirct khnoti mmicroo regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute khparao scedilt paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden qucedil trtimesnh

regaringng triumlng hicircp tiOtilden hmicronh phparan oslashng viacutei naringng regeacute monome lmicro 05M hmicrom

lminusicircng chEcirct khnoti mmicroo BPO tumlng totilde 05 regOtilden 2 so viacutei khegravei lminusicircng monome euml

nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 2

Htimesnh 2 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden moslashc regeacute chuyOacuten hocedil

Qua htimesnh 2 thEcircy rraquong nOtildeu tumlng naringng regeacute chEcirct khnoti mmicroo totilde 06 regOtilden

20 (so viacutei khegravei lminusicircng monome) thtimes euml naringng regeacute chEcirct khnoti mmicroo liacuten hnotn 12

viOumlc theo dacirci regeacuteng haumlc rEcirct khatilde khumln do segrave gegravec tugrave do tsup1o thmicronh tumlng lordfn rEcirct

0

20

40

60

80

100

0 50 100 150

Thnotig gian phparan oslashng ( phoacutet)

M oslash c reg eacute c h u y Oacute n h o cedil ( )

Cm =06 kl

Cm =08 kl

Cm =10 kl

Cm =12 kl

Cm =15kl

Cm =20 kl

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

20

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60

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

0

2

4

6

8

10

0 20 40 60 80 100

Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

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0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

D ầ u h ấ p t h ụ

( g

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Toluen

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

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0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei38

nhanh dEacuten tiacutei lmicrom tumlng segrave trung tcopym hosup1t regeacuteng vmicro vtimes vEumly tegravec regeacute phparan oslashng

triumlng hicircp chung tumlng lordfn regeacutet ngeacutet lmicrom tumlng regeacute nhiacutet cntildea dung dTHORNch sectOacute thuEumln

tiOumln cho viOumlc nghiordfn coslashu ccedilc qucedil trtimesnh sau sIuml tiOtilden hmicronh phparan oslashng euml naringng regeacute

chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

3- paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

sectOacute nghiordfn coslashu paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng

triumlng hicircp choacuteng tlaquoi tiOtilden hmicronh phparan oslashng euml ccedilc naringng regeacute tumlng dCcediln totilde 025M regOtilden

15M trong sugrave catilde mAEligt cntildea 10 BPO so viacutei khegravei lminusicircng monome euml nhiOumlt regeacute

90oC KOtildet qupara thu regminusicircc thOacute hiOumln trordfn htimesnh 3

Htimesnh 3 paranh hminuseumlng cntildea naringng regeacute monome regOtilden qucedil trtimesnh regaringng triumlng hicircp

Qua htimesnh 3 thEcircy rraquong euml naringng regeacute monome liacuten hnotn 075M thtimes viOumlc theo

dacirci regeacuteng haumlc cntildea qucedil trtimesnh rEcirct khatilde khumln vtimes regcopyy lmicro phparan oslashng topara nhiOumlt vmicro tsup1o

thmicronh sparan phEgravem catilde traumlng lminusicircng phcopyn touml liacuten dEacuten regOtilden regeacute nhiacutet cntildea dung dTHORNch

tumlng rEcirct cao lmicrom cparan treuml qucedil trtimesnh ngfrac34t msup1ch catilde sugrave tumlng nhiOumlt cocircc beacute lmicrom lmicrom

cho tegravec regeacute phparan oslashng tumlng lordfn regeacutet ngeacutet do vEumly regOacute nghiordfn coslashu bparan chEcirct cntildea qucedil

trtimesnh phparan oslashng regaringng triumlng hicircp choacuteng tlaquoi chOslash tiOtilden hmicronh phparan oslashng euml naringng regeacute

thEcircp hnotn 075M

0

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100

0 50 100 150 200 250

Nồng độ monome(moll)

M ứ

c đ ộ

c h u y ể n h o aacute ( )

C = 025M

C = 05M

C = 075M

C = 10M

C = 15M

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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Tỷ lệ St (St+LMA)

D ầ u h ấ p t h ụ ( g g )

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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10

0 05 1 15 2 25

Hagravem lượng chất khởi đầu()

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4055

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei40

xparay ra nhanh hnotn moslashc regeacute chuyOacuten hocedil cntildea monome regsup1t regminusicircc rEcirct cao trong

thecirci gian ngfrac34n sectiOgraveu nmicroy lmicro do khpara numlng phparan oslashng cntildea monome trong phparan

oslashng regaringng triumlng hicircp phocirc thueacutec vmicroo hosup1t tYacutenh cntildea natilde Styren catilde hosup1t tYacutenh hnotn

nordfn tegravec regeacute chuyOacuten hocedil cntildea natilde liacuten hnotn laurylmetacrylat Do regatilde khi hmicrom

lminusicircng styren trong hccediln hicircp phparan oslashng liacuten sIuml lmicrom cho moslashc regeacute chuyOacuten hocedil tumlng

Sau khi regmiddot khparao scedilt meacutet segrave yOtildeu tegrave paranh hminuseumlng regOtilden khpara numlng regaringng triumlng

hicircp tiOtilden hmicronh regaringng triumlng styren laurylmetacrylat viacutei ccedilc tucirc lOuml monome ban

regCcedilu khcedilc nhau nhiOumlt regeacute phparan oslashng lmicro 90oC chEcirct kheumli regCcedilu lmicro 10 BPO so viacutei

khegravei lminusicircng monome

II Ccedilc yOtildeu tegrave paranh hminuseumlng tiacutei khpara numlng hEcircp thocirc dCcedilu cntildea polyme

1- paranh hminuseumlng cntildea tucirc lOuml monome

TiOtilden hmicronh phparan oslashng viacutei ccedilc tucirc lOuml St LMA lmicro 2080 4060 5050

6040 7030 8020 (tucirc lOuml theo khegravei lminusicircng) 12 BPO 03 DVB so viacutei

khegravei lminusicircng monome euml nhiOumlt regeacute 90oC KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 6

Htimesnh 6 paranh hminuseumlng cntildea tucirc lOuml monome regOtilden khpara numlng hEcircp thocirc dCcedilu

Qua htimesnh 6 ta thEcircy khpara numlng hEcircp thocirc dCcedilu ban regCcedilu cntildea polyme tumlng khi

hmicrom lminusicircng styren tumlng sectiOgraveu nmicroy regminusicircc giparai thYacutech nhminus sau khi hmicrom lminusicircng

styren tumlng sIuml lmicrom tumlng khoparang heuml bordfn trong cEcircu troacutec msup1ng khlaquong gian ba

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

0

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4

5

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8

9

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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2

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6

8

10

12

14

16

18

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei42

giparam nguyordfn nhcopyn catilde thOacute lmicro do hmicrom lminusicircng chEcirct tsup1o lminusiacutei khlaquong regntilde regOacute gfrac34n kOtildet

ccedilc msup1ch regsup1i phcopyn touml polyme viacutei nhau regOacute tsup1o nordfn msup1ng lminusiacutei khlaquong gian bOgraven

vdivideng meacutet phCcediln polyme bTHORN tan ra trong qucedil trtimesnh hEcircp thocirc dCcedilu khiOtilden lminusicircng dCcedilu

hEcircp thocirc vmicroo polyme giparam Khpara numlng hEcircp thocirc dCcedilu tegravet nhEcirct khi cEcircu troacutec msup1ng

lminusiacutei phiuml hicircp regiOgraveu nmicroy catilde thOacute regsup1t regminusicircc khi tucirc lOuml chEcirct tsup1o lminusiacutei trong thmicronh

phCcediln hccediln hicircp ban regCcedilu lmicro 03 theo khegravei lminusicircng monome ban regCcedilu tham gia

phparan oslashng

3- paranh hminuseumlng cntildea chEcirct kheumli regCcedilu

TiOtilden hmicronh phparan oslashng viacutei tucirc lOuml monome St LMA lmicro 4060 chEcirct tsup1o lminusiacuteilmicro 03 theo khegravei lminusicircng monome nhiOumlt regeacute phparan oslashng lmicro 90oC Thay regaeligi hmicrom

lminusicircng chEcirct kheumli regCcedilu totilde 04 regOtilden 20 so viacutei khegravei lminusicircng monome KOtildet qntildea thu

regminusicircc thOacute hiOumln euml htimesnh 8

Htimesnh 8 paranh hminuseumlng cntildea hmicrom lminusicircng chEcirct khnoti mmicroo regOtilden khpara numlng hEcircp thocirc dCcedilu

Htimesnh 8 cho thEcircy megravei liordfn hOuml gidividea lminusicircng chEcirct khnoti mmicroo vmicro khpara numlng

hEcircp thocirc dCcedilu DCcedilu hEcircp thocirc cao nhEcirct khi lminusicircng chEcirct khnoti mmicroo chiOtildem 12 khegravei

lminusicircng so viacutei monome lminusicircng khnoti mmicroo paranh hminuseumlng tiacutei khegravei lminusicircng phcopyn touml vmicro

mEumlt regeacute liordfn kOtildet ngang trong cEcircu troacutec cntildea polyme yOtildeu tegrave paranh hminuseumlng trugravec tiOtildep

tiacutei khpara numlng hEcircp thocirc dCcedilu Lminusicircng dCcedilu hEcircp thocirc liacuten nhEcirct khi hmicrom lminusicircng chEcirct

kheumli regCcedilu lmicro 12 so viacutei khegravei lminusicircng ban regCcedilu cntildea monome

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Hagravem lượng chất khởi đầu()

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

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D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei43

4- Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme viacutei ccedilc losup1i dCcedilu khcedilc nhau

TiOtilden hmicronh phparan oslashng viacutei tucirc St LMA lmicro 4060 (theo khegravei lminusicircng) hmicrom

lminusicircng chEcirct tsup1o lminusiacutei lmicro 03 chEcirct kheumli regCcedilu lmicro 12 theo khegravei lminusicircng monome

nhiOumlt regeacute phparan oslashng lmicro 90oC Sparan phEgravem thu regminusicircc thouml khpara numlng hEcircp thocirc dCcedilu viacutei

ccedilc losup1i dCcedilu khcedilc nhau KOtildet qupara thu regminusicircc thOacute hiOumln euml htimesnh 325

Htimesnh 10 Tegravec regeacute vmicro khpara numlng hEcircp thocirc dCcedilu cntildea polyme theo thecirci gian

Htimesnh 10 chOslash ra rraquong khpara numlng hEcircp thocirc cntildea polyme regegravei viacutei totildeng losup1i

dCcedilu khcedilc nhau lmicro khcedilc nhau Khpara numlng hEcircp thocirc dCcedilu cntildea polyme tumlng lordfn

theo thecirci gian sau regatilde duy trtimes euml meacutet giiacutei hsup1n nmicroo regatilde khi thecirci gian regntilde dmicroi raringi

giparam sectiOgraveu nmicroy regminusicircc giparai thYacutech lmicro do regeacute nhiacutet cntildea dCcedilu trong polyme tumlng

lordfn lmicrom giparam khpara numlng khuOtildech tcediln dCcedilu totilde bordfn ngomicroi vmicroo cEcircu troacutec bordfn trong

cntildea polyme KYacutech thminusiacutec cntildea hsup1t polyme cograveng paranh hminuseumlng tiacutei tegravec regeacute hEcircp thocirc

kYacutech thminusiacutec ccedilc hsup1t polyme nhaacute sIuml catilde tegravec regeacute hEcircp thocirc dCcedilu tumlng Khpara numlng vmicro

tegravec regeacute hEcircp thocirc dCcedilu cntildea polyme giparam dCcediln theo thoslash tugrave sau

Cloroform gt Toluen gt Kerosen gt dCcedilu mcedily

0

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14

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20

0 2 4 6 8 10 12Thời gian (giờ)

D ầ u h ấ p t h ụ ( g

g )

Dầu maacutey

Kezosen

Toluen

Cloroform

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4755

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5055

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei44

5- TiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea polyme taeligng hicircp regminusicircc khi catilde vmicro khlaquong

catilde hsup1t nano sfrac34t totilde (thouml regegravei viacutei xumlng M92)

1 3 5 7 15 30 360 720

Copolyme 85 92 98 103 104 105 105 105

Nanocompozit 94 102 106 112 113 115 115 115

Totilde bparang segrave liOumlu vOgrave regeacute hEcircp thocirc dCcedilu thEcircy rraquong vEumlt liOumlu nano compozit catilde

regeacute hEcircp thocirc dCcedilu cao hnotn so viacutei copolyme regeacute hEcircp thocirc dCcedilu tminusnotng regegravei cao viacutei cpara

hai losup1i vEumlt liOumlu Thecirci gian hEcircp thocirc dCcedilu regegravei viacutei polyme taeligng hicircp regminusicircc lmicro

khoparang 7 phoacutet regcopyy lmicro thecirci gian regntilde regOacute polyme taeligng hicircp regminusicircc trminusnotng tegravei rega

Sau khi tiOtilden hmicronh thouml regeacute hEcircp thocirc dCcedilu cntildea vEumlt liOumlu nano compozit triumlnghicircp regminusicircc diumlng totilde trminusecircng msup1nh cntildea nam chcopym regOacute hoacutet ccedilc nano compozit regatilde

lsup1i ccedilc copolyme regmiddot bcedilm trordfn bOgrave mAEligt nam chcopym tiOtilden hmicronh rego thouml regeacute hEcircp thocirc

ETHp vfrac34t ly tcopym regOacute tcedilch dCcedilu ra khaacutei vEumlt liOumlu sEcircy khlaquo sau regatilde tcedili souml docircng thEcircy

rraquong vEumlt liOumlu vEacuten hEcircp thocirc dCcedilu tegravet vmicroi lCcediln ndivideatuy nhiordfn hiOumlu xuEcirct khlaquong regsup1t

regminusicircc nhminus loacutec regCcedilu

Thecirci gianHEcircp thocirc(phoacutet)secteacute hEcircp

thocirc(gg)

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5055

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei45

KOtildet luEumln

NhiOumlt regeacute tegravei minusu cntildea phparan oslashng polyme hocedil 90oC

Thecirci gian phparan oslashng hicircp lyacute 4 giecirc

Naringng regeacute chEcirct khnoti mmicroo lmicro 10 so viacutei khegravei lminusicircng monome

Naringng regeacute cntildea mlaquonme lt= 075M

Tucirc lOuml styren lauryl methacrylat = 4060

Tucirc lOuml chEcirct tsup1o lminusiacutei tegravet nhEcirct lmicro 03 so viacutei khegravei lminusicircng monome

Tucirc lOuml chEcirct khnoti mmicroo = 12 so viacutei khegravei lminusicircng monome

Tucirc lOuml oxit sfrac34t Fe3O4 = 1 so viacutei khegravei lminusicircng monome

secteacute hEcircp thocirc dCcedilu cntildea nano compozit cao hnotn so viacutei copolyme

BOgrave mAEligt cntildea vEumlt liOumlu nano compozit xegravep hnotn so viacutei bOgrave mAEligt cntildea copolyme

Thecirci gian hEcircp thocirc dCcedilu khoparang 7 phoacutet lmicro regntilde regOacute dCcedilu hEcircp thocirc tegravei rega vmicroo

trong polyme

VEumlt liOumlu catilde khpara numlng tcedili souml docircng tuCcediln homicron

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5055

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

WWWDAYKEMQUYNHONUCOZCOM

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4655

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei46

KOtildet qupara rego phaelig haringng ngosup1i

TiOtilden hmicronh chocircp phaelig haringng ngosup1i cntildea Styren(ST) vmicro lauryl

methacrylat(LMA) vmicro copolyme regmiddot taeligng hicircp KOtildet qupara thu regminusicircc

bull Styren

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden negravei reglaquoi cntildea nhatildem vinyl 790 cm -1

regOtilden 990cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 1632 cm-1

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4755

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5055

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5155

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

WWWDAYKEMQUYNHONUCOZCOM

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4855

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei48

bull Copolyme

Trordfn phaelig copolyme cntildea Styren-laurylmethacrylat khlaquong thEcircy xuEcirct hiOumln

regOslashnh regAEligc trminusng cho dao regeacuteng xofrac34n cntildea nhatildem vinyl choslashng taacute regmiddot catilde phparan oslashng

polyme xparay ra

+ Catilde meacutet regcedilm phaelig msup1nh cntildea nhatildem ndashCH3 euml 2852 cm-1 regOtilden 2924 cm-1

+ Catilde meacutet regcedilm phaelig msup1nh liordfn quan regOtilden liordfn kOtildet C=O euml 172069 cm-1

+ Catilde meacutet regcedilm phaelig yOtildeu liordfn quan regOtilden negravei reglaquoi trong vszligng euml 160105 cm-1

Nhminus vEumly quang phaelig haringng ngosup1i cntildea copolyme ta nhEumln thEcircy khlaquong

cszlign taringn tsup1i regcedilm phaelig liordfn quan regOtilden negravei reglaquoi trong msup1ch cacbon vmicro phaelig haringng

ngosup1i cntildea sparan phEgravem taeligng hicircp nordfn lmicro catilde ccedilc nETHt tminusnotng regaringng viacutei phaelig haringng

ngosup1i cntildea totildeng monome Qua regatilde ta catilde thOacute kOtildet luEumln rraquong sparan phEgravem taeligng hicircp

nordfn lmicro cntildea styren vmicro lauryl methacrylat

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5055

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5155

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5255

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5355

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5455

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5555

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

WWWDAYKEMQUYNHONUCOZCOM

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 4955

sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei49

Lecirci cparam notn

Sau meacutet thecirci gian lmicrom viOumlc tYacutech cugravec vmicro khEgraven trminusnotng viacutei sugrave gioacutep regigrave cntildeabeacute mlaquon Claquong nghOuml Hdivideu cnot - Hocedil dCcedilu vmicro phszligng nghiordfn coslashu Polyme - ViOumln

hocedil haumlc thueacutec ViOumln Khoa Haumlc Claquong NghOuml ViOumlt Nam sectAEligc biOumlt lmicro sugrave hminusiacuteng

dEacuten tEumln ttimesnh cntildea thCcedily gicedilo hminusiacuteng dEacuten TS NguyOcircn Hdivideu TrTHORNnh vmicro thCcedily gicedilo

ThS NguyOcircn TiOtilden Dograveng em regmiddot homicron thmicronh regaring cediln tegravet nghiOumlp mmicro beacute mlaquon regmiddot

giao cho Nghiordfn coslashu taeligng hicircp vEumlt liOumlu nano compozit gidividea hsup1t nano sfrac34t totilde

Fe3O4 vmicro copolyme cntildea lauryl methacrylat viacutei styren regOacute xouml lyacute laquo nhiOcircm ccedilc sugrave

cegrave trmicron dCcedilu

Thlaquong qua viOumlc lmicrom nghiordfn coslashu meacutet regOgrave tmicroi miacutei gioacutep em hiOacuteu biOtildet regminusicircc

nhiOgraveu kiOtilden thoslashc miacutei vOgrave polyme vOgrave ccedilc biOumln phcedilp xouml lyacute laquo nhiOcircm dCcediluhellip gioacutep

Yacutech khlaquong chi cho claquong viOumlc nghiordfn coslashu mmicro cszlign cho claquong viOumlc sau nmicroy Meacutet

lCcediln ndividea em xin chcopyn thmicronh cparam notn

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

httpslidepdfcomreaderfulldo-an-nghien-cuu-che-tao-vat-lieu-co-kha-nang-hap-thu 5055

8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei52

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 37

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei53

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Liacutep HD2-k46 Trminusecircng sectH Bcedilch Khoa Hmicro Neacutei54

paranh SEM cntildea polyme khlaquong choslasha hsup1t sfrac34t totilde tucirc lOuml 46

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

15-ChunCI Park J Envion Eng 2001 852119

16-Jang J Kim BSCho WJJ Applpolym SciVol8112772001

17-Zhou MHHaCSCho WJJ Appl polym Sci Vol8112772001

18- Alfrey-Bohrer-MarkCopolymerization of high polymerVol8

19-Dietrich Braun Harald Choron Verner KernTechniquea of polymer

syntheses and characterrizationWily- IntersienceNew York1971

20-Buback M Kowollik CM Kurz Ch Wahl A MacromoleculesVol1177-2261967

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8122019 Đồ aacuten Nghiecircn cứu chế tạo vật liệu coacute khả năng hấp thụ dầu

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sectaring cediln nghiordfn coslashu tegravet nghiOumlp Phsup1m Vumln Nam

Tmicroi liOumlu tham khparao

1- TSNguyOcircn Hdivideu TrTHORNnh - Gicedilo trtimesnh sparan phEgravem dCcedilu maacute2- PGSTSsectinh ThTHORN Ngauml - Hocedil haumlc dCcedilu maacute vmicro khYacute - Nhmicro xb khoa haumlc vmicro kuuml

thuEumlt Hmicro Neacutei 2001

3- Hocedil Haumlc polyme - Trminusecircng sectsup1i Haumlc Bcedilch Khoa Hmicro Neacutei-1982

4- httpwwwepagovoilspillsorbentshtm

5- httpwwwepagovoilspillpreventhtm

6- httpwwwepagovoilspillpreparehtm

7- httpwwwepagovsurperfundoerreroilspilloiltechhtm

8-httpwwwlabsafetycomrefinfo

9-httpwwwintersciencewileycom

10-Kim DKMikhaylova M ZhangYMuhamed M ChemMater15

1617-1627(2003)

11-Zhou MHHoang TKim IGHa C SCho WJ J Appl

PolymSci792464(2000)12-Alfrey- Bohrer- MackCopolymerization of High PolymeVol 8

13- LiP YuB Wei X J Appl Polym Sci93 894-900(2004)

14- DengJGDing XB Polyme 2002 432179

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