Positive electrode active material comprising lithium-rich lithium manganese-based oxide in which coating layer including lithium-deficient transition metal oxide is formed, and positive electrode for lithium secondary battery comprising the same
US11258054B2 · kind B2 · utility
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Key dates
| Filing date | Sep 7, 2018 |
| Grant date | Feb 22, 2022 |
| Priority date | — |
| Expiry date | Sep 7, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A positive electrode active material contains a lithium-rich lithium manganese-based oxide represented by chemical formula (1), Li1+aNixCoyMnzMvO2−bAb (1)
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.