Positive electrode material for electrical device, and electrical device produced using same
US8603369B2 · kind B2 · utility
1Cited by
4References
6Claims
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Key dates
| Filing date | Dec 2, 2010 |
| Grant date | Dec 10, 2013 |
| Priority date | — |
| Expiry date | Dec 2, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
[Problems to be Solved] Provided is a positive electrode material for an electrical device, which has high capacity and improved initial charge-discharge efficiency.[Means for Solving the Problem] Disclosed is a positive electrode material for an electrical device, which is represented by the formula (1):aLi[Li1/3Mn2/3]O2.(1−a)Li[NixCoyMn1-x-y]O2 (1)(wherein, 0<a<1, 0<x<0.5, and 0<y<0.3) and satisfies the relational expression: 2x+y<1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.