Sodium based aqueous electrolyte electrochemical secondary energy storage device
US9088046B2 · kind B2 · utility
2Cited by
35References
1Claims
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Key dates
| Filing date | Nov 10, 2010 |
| Grant date | Jul 21, 2015 |
| Priority date | — |
| Expiry date | Nov 10, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A secondary hybrid aqueous energy storage device includes an anode electrode, a cathode electrode which is capable of reversibly intercalating sodium cations, a separator, and a sodium cation containing aqueous electrolyte, wherein an initial active cathode electrode material comprises an alkali metal containing active cathode electrode material which deintercalates alkali metal ions during initial charging of the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.