Electrolyte for lithium ion secondary battery and lithium ion secondary battery comprising the same
US7592102B1 · kind B1 · utility
5Cited by
0References
19Claims
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Assignee
Inventors
Key dates
| Filing date | Oct 23, 2008 |
| Grant date | Sep 22, 2009 |
| Priority date | — |
| Expiry date | Oct 23, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49108
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electrolyte for a lithium ion secondary battery includes a non-aqueous organic solvent; lithium salt; and difluoro oxalato borate and fluoro ethylene carbonate (FEC). The capacity retention property and durability of a lithium ion secondary battery including the electrolyte is excellent even when the battery is left at a high temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.