Catalyst for fuel cell and polymer electrolyte fuel cell using the same
US8716167B2 · kind B2 · utility
1Cited by
4References
9Claims
0Family size
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Key dates
| Filing date | Jun 2, 2010 |
| Grant date | May 6, 2014 |
| Priority date | — |
| Expiry date | Sep 12, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T90/40
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
[Problem] To provide a catalyst which has high oxygen reduction activity, also has excellent durability, and is inexpensive and excellent in electric power generation cost as compared with noble metal catalysts such as platinum.[Solution to problem] A catalyst for a polymer electrolyte fuel cell, including a graphitized carbon powder and a niobium oxycarbonitride or a titanium oxycarbonitride as an active substance, and a polymer electrolyte fuel cell using the catalyst.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.