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Proton-exchange membranes composed of slightly sulfonated poly(ether ketone ketone) and highly sulfonated crosslinked polystyrene particles

โœ Scribed by Jeffrey V. Gasa; S. Boob; R.A. Weiss; Montgomery T. Shaw


Publisher
Elsevier Science
Year
2006
Tongue
English
Weight
469 KB
Volume
269
Category
Article
ISSN
0376-7388

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## 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