Additive for cathode, method for preparing the same, cathode including the same, and lithium secondary battery including the same
US11621423B2 · kind B2 · utility
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14Claims
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Key dates
| Filing date | Nov 22, 2018 |
| Grant date | Apr 4, 2023 |
| Priority date | — |
| Expiry date | Feb 26, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present disclosure relates to a cathode additive of a lithium secondary battery, and a method for preparing the same. The cathode additive exhibits high irreversible capacity, and may be effectively applied to a battery using an anode material having high energy density. In one embodiment, the cathode additive includes a compound represented by the following Chemical Formula 1: y(Li2Ni1-xMxO2)-z(Li6Co1-xMxO4) [Chemical Formula 1]
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.