Non-aqueous electrolyte secondary battery
US6423448B1 · kind B1 · utility
1Cited by
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2Claims
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Key dates
| Filing date | May 30, 2000 |
| Grant date | Jul 23, 2002 |
| Priority date | — |
| Expiry date | Aug 6, 2020 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed is a negative electrode active material offering a long life non-aqueous electrolyte secondary battery with high energy density that shows excellent cycle life characteristics. The negative electrode active material comprises a compound represented by the formula DSnO3 wherein D represents at least one selected from the group consisting of alkaline earth metals.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.