Membrane electrode assembly, its mfg. method and polymer electrolytic fuel cell using the same

Membrane electrode assembly, its mfg. method and polymer electrolytic fuel cell using the same

  • CN 1,537,340 A
  • Filed: 09/09/2002
  • Published: 10/13/2004
  • Est. Priority Date: 09/11/2001
  • Status: Active Application
First Claim
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1. A membrane electrode assembly produced by attaching gas diffusion electrodes to both surfaces of a proton-conducting membrane, characterized in that:

  • the membrane electrode connecting portion at which the proton-conductive membrane and the gas diffusion electrode are connected together contains a three-dimensional cross-linked structure that contains a metal-oxygen bond and is formed by a sol-gel reaction.

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