Antioxidant for fuel cells and fuel cell comprising the same
US11652227B2 · kind B2 · utility
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5Claims
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Key dates
| Filing date | Feb 10, 2020 |
| Grant date | May 16, 2023 |
| Priority date | — |
| Expiry date | Jan 30, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed are an antioxidant which increases chemical durability of a polymer electrolyte membrane fuel cell (PEMFC) and a method for manufacturing the same. The antioxidant may prevent chemical degradation of the fuel cell and have improved antioxidation capability through a reduction reaction annealing process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.