申请人:ASAHI GLASS COMPANY LTD.
公开号:EP0352798A2
公开(公告)日:1990-01-31
An anion exchanger consisting essentially of an aromatic polysulfone block copolymer of the formula:
wherein Ar is
Y is -SO₂-, -S- or -O-, Z is a single bond, -O-, -S-, -SO₂-,
each of R₁ to R₉ which may be the same or different is a hydrocarbon group having from 1 to 8 carbon atoms, each of a to d is an integer of from 0 to 4, e is an integer of from 0 to 3, (f + g) is from 0 to 7, (h + i) is from 0 to 5, each of R₁₀ and R₁₁ is a hydrogen atom or a hydrocarbon group having from 1 to 6 carbon atoms, and each of m and n is an integer of from 2 to 200, provided m/n = 100/1 - 1/10, and having anion exchange groups introduced to the aromatic rings of the copolymer.
一种阴离子交换器,主要由芳香族聚砜嵌段共聚物组成,其化学式为
其中 Ar 是
Y为-SO₂-、-S-或-O-,Z为单键、-O-、-S-、-SO₂-、
R₁ 至 R₉ 中的每一个可以相同或不同,是具有 1 至 8 个碳原子的烃基,a 至 d 中的每一个是 0 至 4 的整数,e 是 0 至 3 的整数,(f + g) 是 0 至 7,(h + i) 是 0 至 5、R₁₀和 R₁₁中的每一个都是氢原子或具有 1 至 6 个碳原子的烃基,m 和 n 中的每一个都是 2 至 200 的整数,条件是 m/n = 100/1 - 1/10,并在共聚物的芳香环上引入阴离子交换基团。