Membrane preparation and properties of quaternary copolymer of N,N dimethylamino ethyl methacrylate (DM) and acrylonitrile (AN) were studied in this paper.

• 本文研究了季铵化甲基丙烯酸二甲胺基乙酯（DM）-丙烯腈（AN）共聚物功能膜的成膜规律和性能。