Solid polymer electrolyte composition
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United States of America Patent
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Jun 16, 1998
Issued Date -
N/A
app pub date -
Aug 17, 1995
filing date -
Jun 18, 1993
priority date (Note) -
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Abstract
Disclosed herein is solid polymer electrolyte composition comprising solid polymer electrolyte and at least one metal catalyst selected from the group consisting of platinum, gold, palladium, rhodium, iridium and ruthenium contained in the said solid polymer electrolyte. The said composition may further contain a metal oxide. The membrane made of the composition possesses the abilities of producing water by itself and of retaining the water so that the ionic conductivity and the effect of depressing the crossover is excellent. Accordingly, the cell employing the membrane possesses superior cell performance.
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