Water free proton conducting membranes based on poly-4-vinylpyridinebisulfate for fuel cells
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United States of America Patent
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Oct 16, 2007
Grant Date -
Nov 25, 2004
app pub date -
Nov 24, 2003
filing date -
Nov 25, 2002
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Abstract
Disclosed are methods for forming a water-free electrolyte membrane useful in fuel cells. Also provided is a water-free electrolyte membrane comprising a quaternized amine salt including poly-4-vinylpyridinebisulfate, a poly-4-vinylpyridinebisulfate silica composite, and a combination thereof and a fuel cell comprising the membrane.
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