Fuel cell
US9397349B2 · kind B2 · utility
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5Claims
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Key dates
| Filing date | Nov 18, 2010 |
| Grant date | Jul 19, 2016 |
| Priority date | — |
| Expiry date | Jul 25, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T90/40
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A fuel cell includes: a membrane-electrode assembly in which electrode catalyst layers are formed on two sides of an electrolyte membrane; and a cerium-containing layer that is formed at an outer side of at least one of the two surfaces of the membrane-electrode assembly, and that contains a cerium-containing oxide in an amount that is greater than 5 wt % and less than or equal to 30 wt % where 100 wt % is an amount of solid components except the cerium-containing oxide which form the cerium-containing layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.