稀土固体超强酸SO_4^(2-)/TiO_2/Sm^(3+)催化合成二芳基乙烷的研究  

Study on systesis of diphenylethane by rare-earth solid superacid SO_4^(2-)/TiO_2/Sm 3+ as catalyst

作　　者：唐清华[1] 

机构地区：[1]烟台师范学院化学与材料科学学院,山东烟台264025

出　　处：《化学工程师》2005年第4期10-13,共4页Chemical Engineer

摘　　要：二甲苯和苯乙烯的混合物,在稀土固体超强酸SO2 -4/TiO2 /Sm3 + 的催化下发生傅-克烷基化反应,合成二芳基乙烷。研究了催化剂的催化性能,同时考察了影响合成反应的因素。结果表明,稀土固体超强酸SO2 -4/TiO2 /Sm3 + 具有催化性能高,性能稳定和连续催化活性基本保持不变的优点,而且生产过程简单,无腐蚀,无废水污染。Study on synthesis of diphenylethane from xybol and stryrene by rare-earth solid superacid SO 2-_4/TiO_2/Sm 3+ as catalyst.The performance of catalyst and the factors of syntheis reaction were studied.The calalyst SO 2-_4/TiO_2/Sm 3+ showed high catalytic activity and stability,and the activity lasts when catalyzed continued.The process is characterized by simplicity of reaction,non-corrosiveness and absence of pullution.

关 键 词：固体超强酸SO4^2-/TIO2 SM^3+ 二芳基乙烷 催化合成 稀土 傅-克烷基化反应 催化性能 合成反应 连续催化 性能稳定 生产过程 废水污染 混合物 苯乙烯 二甲苯 催化剂 活性基 无腐蚀 

分 类 号：TQ655[化学工程—精细化工] TN104.3[电子电信—物理电子学]