## Abstract **Summary:** Branched/crosslinked sulfonated polyimide membranes incorporating superior mechanical properties, high proton conductivity, and excellent fuel cell performance were successfully developed. The resulting polymer electrolytes displayed conductivity values of about 0.2 SβΒ·βcm^
β¦ LIBER β¦
Synthesis and characterization of sulfonated polyimide polymer electrolyte membranes
β Scribed by Hyoung-juhn Kim; Morton H. Litt; Sang Yong Nam; Eun-mi Shin
- Publisher
- The Polymer Society of Korea
- Year
- 2003
- Tongue
- English
- Weight
- 299 KB
- Volume
- 11
- Category
- Article
- ISSN
- 1598-5032
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## Abstract This work reports the preparation and characterization of a new anhydrous proton conducting membrane based on poly(vinyl alcohol) (PVA), sulfosuccinic acid (SSA), and 5βaminotetrazole (ATet) at various stoichiometric ratios. The proton conductivities of membranes were investigated as a