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Coating Slurry for Cation-Conducting Polymer Composite Membrane, Method for Producing Cation-Conducting Polymer Composite Membrane Using the Coating Slurry, Membrane-Electrode Assembly, and Fuel Cell

  • US 20080182154A1
  • Filed: 01/18/2008
  • Published: 07/31/2008
  • Est. Priority Date: 01/30/2007
  • Status: Abandoned Application
First Claim
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1. A coating slurry for a cation-conducting polymer composite membrane comprising:

  • about 1 to about 10 parts by weight of a sulfonated clay;

    about 100 parts by weight of a cation exchange group-containing polymer; and

    a co-solvent comprising a high-boiling point solvent with a boiling point of about 180 to about 250°

    C. and a low-boiling point solvent with a boiling point of about 100 to about 180°

    C.

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