US Patent 7968247 High temperature fuel cell using alkyl phosphoric acid
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Patent abstract
Provided are a polymer electrolyte membrane and a fuel cell including the same. The polymer electrolyte membrane has a phosphoric acid that is substituted with an aliphatic hydrocarbon. The polymer electrolyte membrane has excellent ion conductivity, heat resistance, and liquid-holding properties. The fuel cell including the polymer electrolyte membrane exhibits excellent performance.
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Patent Inventor Names
Doo-yeon Lee0
Hee-young Sun0
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US Patent 07968247 High temperature fuel cell using alkyl phosphoric acid US Patent 7968247 High temperature fuel cell using alkyl phosphoric acid
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Patent Number
07968247
Patent Number
7968247
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US Patent 07968247 High temperature fuel cell using alkyl phosphoric acid
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Patent jurisdiction
Patent number
07968247
Date of patent
June 28, 2011
Patent application number
11433527
Date Filed
May 15, 2006
Patent primary examiner
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