Proton conducting electrolyte membrane having reduced methanol permeability and the use thereof in fuel cells
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United States of America Patent
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Dec 7, 2010
Grant Date -
Jun 2, 2005
app pub date -
Mar 4, 2003
filing date -
Mar 6, 2002
priority date (Note) -
Expired
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Abstract
A membrane according to the invention is very versatile on account of its excellent chemical and thermal properties and may be used, in particular, as a polymer electrolyte membrane (PEM) in what are known as PEM fuel cells.
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