Fuel Cell and Polymer Electrolyte Membrane
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United States of America Patent
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Issued Date -
Sep 3, 2009
app pub date -
May 5, 2006
filing date -
May 5, 2006
priority date (Note) -
Abandoned
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Abstract
A fuel cell includes: (a) an anode; (b) a cathode; and (c) a polymer electrolyte membrane including at least one polyolefin, the polyolefin being obtained by grafting side chains containing proton conductive functional groups onto a polyolefin having a crystallinity of 41% to 48%, preferably 42% to 46%. According to one preferred embodiment, the fuel cell is a direct methanol fuel cell.
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