Lithium ion secondary battery
US8673499B2 · kind B2 · utility
8Cited by
5References
6Claims
0Family size
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Key dates
| Filing date | Jun 12, 2006 |
| Grant date | Mar 18, 2014 |
| Priority date | — |
| Expiry date | Oct 4, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/70
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The positive electrode of the lithium ion secondary battery includes active material particles containing a lithium composite oxide represented by:LivNi1-w-x-y-zCowCaxMgyMzO2 (0.85≦v≦1.25, 0<w≦0.75, 0<x≦0.1, 0<y≦0.1, 0≦z≦0.75, 0<w+x+y+z≦0.80, and element M is an element other than Co, Ca, and Mg), and
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.