SHEET, ELECTRODE AND FUEL CELL
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United States of America Patent
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Issued Date -
Jul 16, 2015
app pub date -
Jul 8, 2013
filing date -
Jul 6, 2012
priority date (Note) -
Abandoned
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Abstract
The present invention aims to provide a sheet having high conductivity in the thickness direction and excellent breathability, water repellency, corrosion resistance, and flexibility so as to be suitably used for an electrode of fuel cells and the like. The present invention also aims to provide an electrode and a fuel cell. The present invention provides a sheet containing polytetrafluoroethylene, carbon black, and graphite, the polytetrafluoroethylene having a standard specific gravity of 2.14 to 2.28, a total amount of the carbon black and the graphite being more than 35% by mass of a total amount of the polytetrafluoroethylene, the carbon black, and the graphite.
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