Electrochemical catalysts for fuel cells
US9006133B2 · kind B2 · utility
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30References
15Claims
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Key dates
| Filing date | Oct 22, 2009 |
| Grant date | Apr 14, 2015 |
| Priority date | — |
| Expiry date | Jun 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.