Method for preparing positive electrode active material for secondary battery, positive electrode active material thus prepared and lithium secondary battery including the same
US11888153B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Aug 27, 2021 |
| Grant date | Jan 30, 2024 |
| Priority date | — |
| Expiry date | Aug 27, 2041 |
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, a positive electrode including the same, and a lithium secondary batter including the same are disclosed herein. In some embodiments, the positive electrode active material includes a lithium transition metal oxide, and a coating layer formed on a surface of the lithium transition metal oxide particle, wherein the coating layer is formed in a film form, and the coating layer includes a carbonized coating polymer and carbide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.