Proton conducting polymers used as membranes
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United States of America Patent
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Jun 11, 1996
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N/A
app pub date -
Nov 1, 1994
filing date -
Nov 1, 1994
priority date (Note) -
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Abstract
The subject invention relates to solid polymer electrolyte membranes comprising proton conducting polymers stable at temperatures in excess of 100.degree. C., the polymer being basic polymer complexed with a strong acid or an acid polymer. The invention further relates to the use of such membranes in electrolytic cells and acid fuel cells. Particularly, the invention relates to the use of polybenzimidazole as a suitable polymer electrolyte membrane.
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