Platinum alloy catalyst
US7901835B2 · kind B2 · utility
2Cited by
10References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 27, 2005 |
| Grant date | Mar 8, 2011 |
| Priority date | — |
| Expiry date | May 7, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A platinum alloy catalyst can be used as a fuel cell catalyst. The platinum alloy is a PtAuX alloy wherein X is one or more metals chosen from the group consisting of transition metals, and wherein the alloy contains 40-97% Pt, 1-40% Au and 2-20% X. Electrodes, catalysed membranes and membrane electrode assemblies comprising the catalyst are also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.