Patent · US Active

Electrochemical catalysts for fuel cells

US9006133B2 · kind B2 · utility

0Cited by
30References
15Claims
0Family size

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Key dates

Filing dateOct 22, 2009
Grant dateApr 14, 2015
Priority date
Expiry dateJun 26, 2032

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present invention relates to electrochemical catalyst particles, including nanoparticles, which can be used membrane electrode assemblies and in fuel cells. In exemplary embodiments, the present invention provides electrochemical catalysts supported by various materials. Suitably the catalysts have an atomic ratio of oxygen to a metal in the nanoparticle of about 3 to about 6.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.