Cathode active material for lithium secondary battery, cathode and lithium secondary battery comprising same, and manufacturing method thereof
US11424438B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Sep 19, 2019 |
| Grant date | Aug 23, 2022 |
| Priority date | — |
| Expiry date | Aug 6, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A cathode active material for a lithium secondary battery, the cathode method including a core including a lithium metal oxide and a coating layer disposed on the surface and the inner grain boundaries of the core, wherein the coating layer includes a metal carbide, and a method of manufacturing the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.