通过共聚改性 ,丙烯腈聚合物的性能在许多方面优于原聚合物 ,如湿润性、相容性、抗氧化、稳定性等 ,可用于制备性能优化优异的分离膜材料。本文重点介绍了丙烯腈共聚物分离膜材料在渗透蒸发、生物催化剂的固定、分子印迹、血液透析方面的应用 Through the copolymerization modification, the performance of acrylonitrile polymer is superior to the original polymer in many aspects, such as wettability, compatibility, oxidation resistance, stability, etc., and can be used to prepare the separation membrane material with excellent performance optimization. This article focuses on the application of acrylonitrile copolymer separation membrane materials in pervaporation, immobilization of biocatalysts, molecular imprinting, and hemodialysis