Nonaqueous electrolyte secondary battery
US8343662B2 · kind B2 · utility
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9Claims
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Key dates
| Filing date | Aug 5, 2004 |
| Grant date | Jan 1, 2013 |
| Priority date | — |
| Expiry date | Jun 7, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A nonaqueous electrolyte secondary battery in which a lithium transition metal complex oxide containing at least Ni and Mn as transition metals and having a layered structure is used as a positive active material, the lithium transition metal complex oxide containing at least Ni and Mn as transition metals and having a layered structure further containing zirconium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.