Properties of selected sulfonated polymers as proton-conducting electrolytes for polymer electrolyte fuel cells

被引:180
作者
Bae, JM
Honma, I
Murata, M
Yamamoto, T
Rikukawa, M
Ogata, N
机构
[1] Argonne Natl Lab, Div Chem Technol, Argonne, IL 60439 USA
[2] Electrotech Lab, Div Energy, Tsukuba, Ibaraki, Japan
[3] SGL Carbon Co Ltd, Tokyo, Japan
[4] Sophia Univ, Dept Chem, Tokyo 102, Japan
[5] Chitose Inst Technol, Chitose, Hokkaido, Japan
关键词
PEFC; PEMFC; fuel cell; proton exchange membrane; solid polymer electrolyte; carbon monoxide intoxication; sulfonation; proton conductivity; poly(4-phenoxybenzoyl-1,4-phenylene); PPBP; S-PPBP; polybenzimidazole; PBI; PBI-PS; PBI-BS;
D O I
10.1016/S0167-2738(02)00011-5
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Two kinds of polymers were fabricated and tested as candidates of proton-conducting membranes for polymer electrolyte fuel cell (PEFC) applications. Poly benzimidazole (PBI) and poly(4-phenoxybenzoyl-1,4-phenylene, Poly-X 2000) (PPBP) were sulfonated and characterized as proton-conducting membranes. PBI was sulfonated as PBI-PS (propanesultone) and PBI-BS (butanesultone). PPBP was prepared at various sulfonation levels. Proton conductivities were measured at 60-160 degreesC. Power output characteristics of both polymers were measured by using commercial Pt/C electrodes. (C) 2002 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:189 / 194
页数:6
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