分子筛膜渗透蒸发技术研究进展  

Mechanism and Application of Pervaporation through Zeolite Membranes

作　　者：周志辉[1] 吕振华[1] 刘红[1] 

机构地区：[1]武汉科技大学资源与环境工程学院,湖北武汉430081

出　　处：《广州化工》2010年第11期31-35,69,共6页GuangZhou Chemical Industry

摘　　要：概述了渗透蒸发膜分离过程和分子筛膜的优点,重点综述了沸石分子筛膜在渗透蒸发中的传输机理和传质模型,以及温度、压力、组成等对渗透蒸发膜分离性能的影响因素,介绍了分子筛膜渗透蒸发技术在有机溶剂脱水、水中脱除有机物和有机混合物分离等方面的应用,展望了分子筛膜在渗透蒸发膜分离技术中的发展方向。The advantages of pervaporation and zeolite membranes were introduced,and the transport mechanism and transport models of pervaporation were mainly focused on by zeolite membranes,as well as the influence factors,such as temperature,pressure,composition,which affected the separation properties of membranes.Applications on organic dehydration,removal of organic compounds from water,and organic/organic separation were given,and further several studies for improving effective pervaporation performance through zeolite membranes were suggested.

关 键 词：渗透蒸发 分子筛膜 机理 应用 

分 类 号：TQ424.25[化学工程]