Progress Report

Feng Jiang 2013.9.29

Gas pipeline

Material !!!

Gas pipeline

1. Adequate investigation

2. Good materials

3. Think twice before action

Pt/TiO2

1wt%-Pt/TiO2

20 nm20 nm

5 nm 5 nm

Ref

1.5-3.5 nm

Formaldehyde Oxidation

WGS Reaction

CO Oxidation

TiO2 Support

TiO2 in PDH ???

Author Pt loading (wt%)

Preparation of support Particle size(nm)

Journal

Catherine Especel* 1.0 Sol-Gel 0.7-1.1 J.Mol.Catal.A 353–354(2012)

148–155 Martin Schmal* 1.0 Grafting method

And impregnation1.5-3.03.0-6.0

J.Catal. 183(1999)6–13

G. Del Angel* 1.0 hydrothermal method

2.6-3.5 J.Photochem.Photobiol.A:Chem.

236(2012)21–25

TiO2-Al2O3

Effect factors of particle size

Support preparation method

Support composition (Ti content)Pt precursorSolution

Pt loadingReduction temperature

N2 calibration

0 2000000 4000000 6000000 8000000

0

20

40

60

80

Vol%

Area

Equation y = a + b*x

Weight No Weighting

Residual Sum of Squares

6.5568

Pearson's r 0.99974

Adj. R-Square 0.99934Value Standard Error

Vol%Intercept 0 --Slope 1.00344E-5 1.15384E-7

Work Plan

1. Complete GC calibration, activity test of Pt/TiO2 catalyst

2. Literature review about TiO2-Al2O3 and preparation of this support(Grafting or impregnation method)

3. Preparation and activity test of Pt/TiO2- Al2O3 catalyst investigate the influence of support on Pt particle size

THANK YOU !