SO_4^(2-)/M_xO_y型固体超强酸催化剂改性及应用研究进展  

Research advance in modification and application of SO_4^(2-)/M_xO_y solid superacid catalyst

作　　者：马千里[1] 所艳华[1] 孟凡龙[1] 张微[1] 汪颖军[1] 

机构地区：[1]东北石油大学,黑龙江大庆163318

出　　处：《工业催化》2014年第2期85-91,共7页Industrial Catalysis

基　　金：黑龙江教育厅科技项目(12521063)

摘　　要：SO2-4/M x O y型固体超强酸型催化剂具有活性高、污染小、不腐蚀设备和可重复使用等优点,是一种典型的环境友好催化剂。分析微乳液法、水热法、回流老化法和模板法等制备方法对催化剂催化性能的影响,介绍催化剂载体改性、引入金属或分子筛、促进剂等改性方面的研究进展,综述SO2-4/M x O y型固体超强酸催化剂在有机反应包括异构化反应、酯化反应、烷基化反应、酰化反应、脱水反应和齐聚反应中的应用。今后研究重点是如何利用新技术改进催化剂的制备过程和提高固体酸比表面积。SO42-/Mx Oy solid superacid catalysts have some advantages such as high activities,less pollution,no corrosivity to reactor and repeatable use,so they are a type of typical environmentally friendly catalysts.The effects of the catalyst preparation methods,including micro-emulsion,hydrothermal synthesis,reflux digestion and template methods,on catalytic activity were analysed.The research advance in modification of catalyst carriers,metals,zeolites and accelerants was discribed in detail.The application of SO42-/MxOysolid superacid catalysts in organic synthesis,including the reacion of isomerization,esterification,alkylation,acylation,dehydration and oligomerization,was reviewed.The development prospects in this field were also predicted.How to use new technologies to improve the preparation of solid acid catalysts and enhance their specific surface area is the research focus in future.

关 键 词：催化化学 固体超强酸催化剂 SO42- MxOy 改性 

分 类 号：O643.36[理学—物理化学] TQ426.6[理学—化学]