High density cathode materials for secondary batteries
US8703337B2 · kind B2 · utility
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3References
4Claims
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Key dates
| Filing date | Nov 23, 2011 |
| Grant date | Apr 22, 2014 |
| Priority date | — |
| Expiry date | Feb 9, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lithium cobalt oxide powder for use as an active positive electrode material in lithium-ion batteries, the lithium cobalt oxide powder having a Ti content of between 0.1 and 0.25 mol %, and the lithium cobalt oxide powder having a density PD in g/cm3 dependent on the powder particle size expressed by the D50 value in μm,wherein PD≧3.63+[0.0153*(D50−17)].
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.