Rechargeable non-aqueous sodium-air batteries
US11387492B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Jul 9, 2019 |
| Grant date | Jul 12, 2022 |
| Priority date | — |
| Expiry date | Dec 21, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01M2300/0025
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electrochemical device includes an air cathode using air as the cathodic gas; a discharge product of sodium peroxide dihydrate; an anode comprising sodium metal; a porous fiber separator; and a non-aqueous electrolyte comprising a sodium salt and a solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.