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Synthesis and properties of sulfonated poly(ether ether ketone ketone) containing tert-butyl groups as proton exchange membrane materials

โœ Scribed by Shuangling Zhong; Chenguang Liu; Zhiyu Dou; Xianfeng Li; Chengji Zhao; Tiezhu Fu; Hui Na

Book ID
108208064
Publisher
Elsevier Science
Year
2006
Tongue
English
Weight
624 KB
Volume
285
Category
Article
ISSN
0376-7388

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โœ Weihua Zhou; Jichun Xiao; Yiwang Chen; Rong Zeng; Shuqin Xiao; Xiaohui He; Fan L ๐Ÿ“‚ Article ๐Ÿ“… 2010 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 664 KB

## Abstract A series of sulfonated poly(ether sulfone ether ketone ketone) (SPESEKK) with different degree of sulfonation (DS) are prepared by the postsulfonation of PESEKK using chlorosulfonic acid as sulfonating agent and concentrated sulfuric acid as solvent. The chemical structures of the polym