Membrane-electrode unit for electrolysis of water

Membrane-electrode unit for electrolysis of water

  • CN 1,853,300 A
  • Filed: 07/14/2004
  • Published: 10/25/2006
  • Est. Priority Date: 07/14/2003
  • Status: Active Application
First Claim
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1. A membrane electrode assembly for electrolyzing water, comprising:

  • -an ion-conducting membrane (1) having a front side and a back side-a first catalyst layer (2) on the front side-a first gas diffusion layer (4) on the front side-a second catalyst layer (3) on the back side-a second gas diffusion layer (5) on the back side, wherein the first gas diffusion layer (4) has a smaller planar size than the ion-conducting membrane (1), and the second gas diffusion layer (5) has a substantially equal planar size as the ion-conducting membrane (1).

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