Synthesis of poly(ether ether ketone) with high content of sodium sulfonate groups and its membrane characteristics

被引:57
作者
Wang, F [1 ]
Li, JK [1 ]
Chen, TL [1 ]
Xu, JP [1 ]
机构
[1] Acad Sinica, Changchun Inst Appl Chem, Changchun 130022, Peoples R China
基金
中国国家自然科学基金;
关键词
poly(ether ether ketone); sodium sulfonate; permselectivity;
D O I
10.1016/S0032-3861(98)00292-4
中图分类号
O63 [高分子化学(高聚物)];
学科分类号
070305 ; 080501 ; 081704 ;
摘要
Poly(ether ether ketone) with high content of sodium sulfonate groups prepared directly from 5,5'-carbonylbis(2-fluorobenzene sulfonate), 4,4'-difluorobenzophenone and phenolphthalein via aromatic nucleophilic substitution reaction. The polymer showed excellent thermal stability, high permeability of water vapour, high permselectivity of water vapour over nitrogen, and high permselectivity of anions. (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:795 / 799
页数:5
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