Method for regulating terminal voltage of cathode during overdischarge and cathode active material for lithium secondary battery
US7695867B2 · kind B2 · utility
6Cited by
2References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 24, 2004 |
| Grant date | Apr 13, 2010 |
| Priority date | — |
| Expiry date | Jul 24, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed is a method for regulating terminal voltage of a cathode during overdischarge. Also disclosed is a lithium secondary battery, which is low in capacity loss after overdischarge, having excellent capacity restorability after overdischarge and shows an effect of preventing a battery from swelling at a high temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.