Catalytic dehydration of glycerol to acrolein over HPW supported on Cs + modified SBA-15

Catalysis Today(2014)

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摘要
•50HPW/Cs-SBA gave 85% of acrolein yield in glycerol dehydration.•Active sites are medium acid sites of HPW dispersed on Cs+ modified SBA-15.•Acrolein yield was correlated with fraction of medium acid sites.•Catalyst activity was completely recovered after coke burning regeneration.
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关键词
Glycerol dehydration,Acrolein,SBA-15,Tungstophosphoric acid (HPW),Caesium
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