Cathode active material for secondary battery, method of manufacturing the same, and cathode for lithium secondary battery including the cathode active material
US9941508B2 · kind B2 · utility
1Cited by
1References
7Claims
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Key dates
| Filing date | Jun 15, 2017 |
| Grant date | Apr 10, 2018 |
| Priority date | — |
| Expiry date | Jun 15, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention relates to a cathode active material including a lithium-containing transition metal oxide and two or more metal composite oxide layers selected from the group consisting of Chemical Formulae 1 to 3 which are coated on the surface of the lithium-containing transition metal oxide, a method of manufacturing the same, and a cathode for a secondary battery including the cathode active material,M(C2H5O2)n [Chemical Formula 1]M(C6H(8-n)O7) [Chemical Formula 2]M(C6H(8-n)O7)(C2H5O2) [Chemical Formula 3]
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.