Electrolyte for a high voltage battery and lithium secondary battery comprising the same
US8367254B2 · kind B2 · utility
9Cited by
4References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 16, 2010 |
| Grant date | Feb 5, 2013 |
| Priority date | — |
| Expiry date | Nov 28, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention provides an electrolyte for lithium secondary batteries that allows the batteries to operate safely at a charging voltage up to 4.35V, wherein the electrolyte comprises a combination of a fluoroethylene carbonate compound and a linear ester compound as solvent. Also, the present invention provides a lithium secondary battery that can operate at a charging voltage up to 4.35V, which comprises a positive electrode, a negative electrode and an electrolyte, wherein the electrolyte comprises fluoroethylene carbonate compound and linear ester compound as solvent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.