Benzoxazine-based monomer, polymer thereof, electrode for fuel cell including the same, electrolyte membrane for fuel cell including the same, and fuel cell using the same
US8252890B2 · kind B2 · utility
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20References
9Claims
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Key dates
| Filing date | Sep 11, 2008 |
| Grant date | Aug 28, 2012 |
| Priority date | — |
| Expiry date | Feb 19, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A benzoxazine-based monomer, a polymer thereof, an electrode for a fuel cell including the same, an electrolyte membrane for a fuel cell including the same, and a fuel cell using the same. The aromatic ring may contain up to 2 nitrogens within the ring. Single ring and fused ring substituents are attached to the pendent nitrogen. The ring substituents may be heterocyclic.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.