Non-precious metal based water electrolysis catalyst for oxygen evolution at anode and hydrogen evolution at cathode and preparation method of the same
US9751078B2 · kind B2 · utility
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Key dates
| Filing date | Oct 23, 2015 |
| Grant date | Sep 5, 2017 |
| Priority date | — |
| Expiry date | Oct 23, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB82Y30/00
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
Disclosed is a non-precious metal based water electrolysis catalyst represented by CoX/C (X is at least one selected from the group consisting of P, O, B, S and N) for evolution of hydrogen and oxygen at a cathode and anode, respectively, at the same time, the catalyst including a cobalt-containing compound fixed to a carbon carrier.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.