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Conductivity of highly sulfonated polyphenylene sulfide in the powder form as a function of temperature and humidity

✍ Scribed by Evgeny M. Garanin; Marta S. Towers; Patrick W. Toothaker; Kenneth Laali; Yuriy V. Tolmachev


Publisher
Springer
Year
2009
Tongue
English
Weight
629 KB
Volume
64
Category
Article
ISSN
0170-0839

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## Abstract Traditionally, sulfonated polymers are used as separator materials in PEM fuel cells. Based on recent experimental results on model compounds this paper critically discusses the potentials and limits of sulfonic acid and alternatively phosphonic acid and heterocycles (imidazole) as prot