Disclosed are a copolymer, porous membranes made from the copolymer, and a method of treating fluids to remove metal ions using the porous membranes, for example, from fluids originating in the microelectronics industry, wherein the copolymer includes monomeric units I and II, wherein monomeric unit I is of the formula A-X-CH2-B, wherein A is Rf-(CH2)n, Rf is a perfluoro alkyl group of the formula CF3-(CF2)x-, wherein x is 3-12, n is 1-6, X is O or S, and B is vinylphenyl, and monomeric unit II is vinylpyridine.
本发明公开了一种共聚物、由该共聚物制成的多孔膜,以及使用该多孔膜处理流体以去除
金属离子的方法,例如从微电子工业的流体中去除
金属离子,其中共聚物包括单体单元 I 和 II、其中单体单元I为式A-X-
CH2-B,其中A为Rf-( )n,Rf为式
CF3-(
CF2)x-的
全氟烷基,其中x为3-12,n为1-6,X为O或S,B为
乙烯基苯基,单体单元II为
乙烯基吡啶。