Fuel cell electrode and production process thereof
US9123964B2 · kind B2 · utility
0Cited by
5References
9Claims
0Family size
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Key dates
| Filing date | Feb 3, 2012 |
| Grant date | Sep 1, 2015 |
| Priority date | — |
| Expiry date | Sep 14, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S977/948
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A fuel cell electrode that contains a support layer and a catalyst layer, wherein the catalyst layer does not contain a noble metal catalyst and is formed of carbon nanotubes, wherein the carbon nanotubes have pores in sidewalls thereof, and have a pore size distribution of 0.1 nm to 30 nm and a BET specific surface area of 100 to 4,000 m2/g, wherein the pores penetrate or do not penetrate the sidewalls.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.