Synthesis and characterization of sulfon
โ
Weihua Zhou; Jichun Xiao; Yiwang Chen; Rong Zeng; Shuqin Xiao; Xiaohui He; Fan L
๐
Article
๐
2010
๐
John Wiley and Sons
๐
English
โ 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