Fluorinated alkali ion electrolytes with cyclic carbonate groups
US9923236B2 · kind B2 · utility
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8Claims
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Key dates
| Filing date | May 6, 2016 |
| Grant date | Mar 20, 2018 |
| Priority date | — |
| Expiry date | Jul 7, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Perfluoropolyether electrolytes terminated with polar substituents such as cyclic carbonates show enhanced ionic conductivities when formulated with lithium bis(trifluoromethane)sulfonimide, making them useful as electrolytes for lithium cells.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.