热致相分离法聚偏氟乙烯微孔膜的制备与改性研究进展  

Research Progress in Preparation and Modification of PVDF Microporous Membrane via Thermally Induced Phase Separation

作　　者：田野 金韶华[1] 林亚凯 金宇涛 胡松 何柳东 李丽洁[1] Tian Ye;Jin Shaohua;Lin Yakai;Jin Yutao;Hu Song;He Liudong;Li Lijie(Beijing Institute of Technology,School of Material Science and Engineering,Beijing,100081;Beijing Key Laboratory of Membrane Materials and Engineering,Department of Chemical Engineering,Tsinghua University,Beijing 100084;Beijing Scinor Membrane Technology Co.Ltd.,Beijing 100081,China)

机构地区：[1]北京理工大学材料学院,北京100081 [2]清华大学化学工程系,膜材料与工程北京市重点实验室,北京100084 [3]北京赛诺膜技术有限公司,北京100083

出　　处：《广东化工》2020年第7期94-99,共6页Guangdong Chemical Industry

摘　　要：本文综述了采用热致相分离(Thermally induced phase separation,TIPS)法制备聚偏氟乙烯(Polyvinylidene fluoride,PVDF)微孔膜的研究进展。从TIPS法制备PVDF微孔膜的成膜机理出发,阐述了单一稀释剂、复合稀释剂和不同改性方法对PVDF微孔膜结构与性能的影响,并介绍了TIPS法所制备PVDF微孔膜的在水处理工程中的应用情况。In this paper,the research progress of polyvinylidene fluoride(PVDF)microporous membranes prepared via thermally induced phase separation(TIPS)method was reviewed.The membrane forming mechanisms were summarized and the influences of single diluent,composite diluent and different modification methods on the structure and properties of PVDF microporous membrane were discussed based on these mechanisms.Finally,the applications of the TIPS-PVDF microporous membrane in water treat projects were also introduced.

关 键 词：热致相分离法 聚偏氟乙烯 微孔膜 液-液相分离 改性 

分 类 号：TQ325.4[化学工程—合成树脂塑料工业]