P-We-139 Influence of V content on the catalytic properties of VSiBEA zeolite upon methanol oxidation

Wednesday, June 8, 2011
Ontario Exhibit Hall (Detroit Marriott Hotel at the Renaissance Center )
Maciej Trejda1, Maria Ziolek1, Yannick Millot2, Karolina Chalupka3, Michel Che2 and Stanislaw Dzwigaj2, (1)Faculty of Chemistry, A. Mickiewicz University, Poznan, Poland, (2)UPMC Paris, Paris, France, (3)Institute of General and Ecological Chemistry, Technical University of Lodz, Lodz, Poland
In this paper, we report the influence of vanadium content on the catalytic properties of VxSiBEA zeolites in methanol oxidation. The amounts of acidic (V5+) and basic (O2-) sites, which increase with V content, determine the changes in activity and selectivity of the VxSiBEA catalysts. 

 

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