Polymer blend membranes for use in fuel cells
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United States of America Patent
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Mar 22, 2005
Grant Date -
Oct 2, 2003
app pub date -
Jan 3, 2003
filing date -
Mar 2, 2000
priority date (Note) -
Expired
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Abstract
The present invention relates to novel polymer blend membranes comprising a functional polymer based on sulfonated aryl polymers, a reinforcing polymer based on aminated or nitrated polyether sulfones and/or polyether ether sulfone and a plasticizer, and also their use as polymer electrolyte membrane in fuel cells, in particular in low-temperature fuel cells.
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