Secondary battery and electrolyte liquid
US9373867B2 · kind B2 · utility
4Cited by
0References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 27, 2011 |
| Grant date | Jun 21, 2016 |
| Priority date | — |
| Expiry date | Sep 27, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/70
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The object is to provide a secondary battery which has an excellent cycle property even in high-temperature environment and which has small resistance increase even when it is used in high-temperature environment. An exemplary embodiment of the invention is a secondary battery, comprising: a positive electrode, a negative electrode, and an electrolyte liquid; wherein the electrolyte liquid comprises a chain-type fluorinated sulfone compound represented by a predetermined formula.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.