Hydrophilic, graphite fuel cell electrode for use with an ionomer membrane and method of making a fuel cell.
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United States of America Patent
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Mar 23, 1999
Issued Date -
N/A
app pub date -
Jun 18, 1997
filing date -
Dec 22, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention includes a gas-permeable, hydrophilic, graphite fuel cell electrode for use in conjunction with an ionomer membrane. The fuel cell electrode includes a roughened, interstitial graphite surface enclosing micropores, upon which is deposited a catalyst for contacting an ionomer membrane. The graphite electrode has a thickness of about 40 microns.
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- Non-US Classification not provided for expired patents
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