Flexible, water-repellent baked carbon plate, its production, fuel cell electrode, fuel cell electrode plate and its production and fuel cell
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United States of America Patent
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Jan 16, 1990
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N/A
app pub date -
Jan 20, 1988
filing date -
Oct 17, 1984
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Abstract
A fuel cell electrode having a catalyst layer comprising electroconductive particles carrying a catalytically active component and a binder on a water-repellent baked plate comprising a carbon paper comprising carbon fiber and an organic binder and polytetrafluoroethylene infiltrated into voids of said carbon paper, characterized in that the carbon fiber of said baked plate has at least 20 cutting edges per square millimeter, and said polytetrafluoroethylene is infiltrated into at least one of said cutting edges to render the plate flexible.
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