Proton conductive polyimide ionomer membranes: Effect of NH, OH, and COOH groups

…, M Tanaka, K Miyatake, M Watanabe

Index: Saito, Jumpei; Tanaka, Manabu; Miyatake, Kenji; Watanabe, Masahiro Journal of Polymer Science, Part A: Polymer Chemistry, 2010 , vol. 48, # 13 p. 2846 - 2854

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Citation Number: 30

Abstract

Abstract A new series of sulfonated polyimide (SPI) copolymers containing NH, OH, or COOH groups were synthesized by the polycondensation of 1, 4, 5, 8- naphthalnetetracarboxylic dianhydride, 3, 3′-bis (sulfopropoxy)-4, 4′-diaminobiphenyl, and 3-(4-aminophenyl)-5-(3-aminophenyl)-1H-1, 2, 4-triazole (SPI-8-m), 3, 5-bis (4- aminophenyl)-1H-1, 2, 4-triazole (SPI-8-p), 3, 6-diaminocarbazole (SPI-9), 3, 5-diamino- ...