Fuel cell catalyst layer, membrane electrode assembly, and fuel cell
US11011769B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Sep 5, 2017 |
| Grant date | May 18, 2021 |
| Priority date | — |
| Expiry date | Oct 26, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided is a fuel cell catalyst layer including: a fibrous carbon material; catalyst particles; a particulate carbon material; and a proton-conductive resin, wherein a region A including at least the fibrous carbon material in a state of an agglomerated body and a region B including at least the catalyst particles, the particulate carbon material, and the proton-conductive resin are formed, the region A being disposed in an island form in the region B.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.