申请人:Sumitomo Chemical Company Limited
公开号:EP2489690A1
公开(公告)日:2012-08-22
The present invention provides a polyarylene-based copolymer including a plurality of segments having an ion exchange group and a plurality of segments having substantially no ion exchange group, wherein at least one of the segments having an ion exchange group includes a polyarylene structure, the polystyrene-equivalent weight-average molecular weight of the segments having an ion exchange group is from 10,000 to 250,000, and the ion exchange capacity of the polyarylene-based copolymer is 3.0 meq/g or more.
本发明提供了一种聚芳基烯基共聚物,包括多个具有离子交换基团的片段和多个基本上没有离子交换基团的片段,其中至少一个具有离子交换基团的片段包括聚芳基烯结构,具有离子交换基团的片段的聚苯乙烯当量平均分子量为 10,000 至 250,000 之间,聚芳基烯基共聚物的离子交换容量为 3.0 meq/g 或以上。