Dioxazolones and nitrile sulfites as electrolyte additives for lithium-ion batteries
US10784530B2 · kind B2 · utility
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37Claims
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Key dates
| Filing date | Jul 25, 2018 |
| Grant date | Sep 22, 2020 |
| Priority date | — |
| Expiry date | Aug 29, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Improved battery systems have been developed for lithium-ion based batteries. The improved systems include a nonaqueous electrolyte including one or more lithium salts, one or more nonaqueous solvents, and an additive or additive mixture comprising one or more operative additives selected from a group of disclosed compounds, including 3-aryl substituted 1,4,2-dioxazol-5-ones and 3-phenyl-1,3,2,4-dioxathiazole 2-oxide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.