Proton-exchange Sulfonated Poly(ether ether ketone)/Sulfonated Phenolphthalein Poly(ether sulfone) Blend Membranes in DMFCs
✍ Scribed by Qijun GAO; Yuxin WANG; Li XU; Zhitao WANG; Guoqiang WEI
- Book ID
- 114338263
- Publisher
- Elsevier Science
- Year
- 2009
- Tongue
- English
- Weight
- 436 KB
- Volume
- 17
- Category
- Article
- ISSN
- 1004-9541
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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
## Abstract Novel aromatic sulfonated poly(ether ether sulfone)s (SPEESs) with __tert__‐butyl groups were synthesized by aromatic nucleophilic polycondensation of disodium 3,3′‐disulfonate‐4,4′‐dichlorodiphenylsulfone (SDCDPS), 4,4′‐dichlorodiphenylsulfone (DCDPS), and __tert__‐butylhydroquinone (T