Non-aqueous electrolyte secondary battery
US7115340B2 · kind B2 · utility
2Cited by
1References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 23, 2002 |
| Grant date | Oct 3, 2006 |
| Priority date | — |
| Expiry date | Jan 17, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/4911
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A non-aqueous electrolyte secondary battery according to the present invention is characterized by including a non-aqueous electrolyte which contains at least one of vinylene carbonate derivatives at a concentration of 1 wt % or less and at least one of cyclic sulfates at a concentration of 2 wt % or less. According to the present invention, a non-aqueous electrolyte secondary battery having excellent discharge characteristics at a low temperature can be obtained.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.