High-performance membrane electrode unit and the use thereof in fuel cells

High-performance membrane electrode unit and the use thereof in fuel cells

  • CN 101,185,190 A
  • Filed: 02/20/2005
  • Published: 05/21/2008
  • Est. Priority Date: 02/21/2004
  • Status: Active Application
First Claim
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1. a membrane-electrode unit comprisesA) at least aly comprise at least a polymer film with polymer of at least one nitrogen-atoms, described polymer film comprises at least a inorganic acid,B) at least two electrodes,It is characterized in that at least one electrode comprises following catalyst, described catalyst comprisesI. the noble metal of at least a platinum family, particularly Pt, Pd, Ir, Rh, Os, Ru and/or at least a noble metal Au and/or Ag,Ii. at least a not too valuable metal of mentioning in (i.) according to electrochemical series of metal is selected from down group especially, and this group comprises Fe, Co, Ni, Cr, Mn, Zr, Ti, Ga, V.

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