Positive electrode for lithium secondary battery and lithium secondary battery comprising same
US11296323B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Oct 31, 2017 |
| Grant date | Apr 5, 2022 |
| Priority date | — |
| Expiry date | Oct 31, 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 positive electrode for a lithium secondary battery and a lithium secondary battery comprising the same, wherein the positive electrode comprises: a current collector; an active material layer formed on the current collector and comprising a compound capable of intercalating and deintercalating lithium; and a coating layer formed on the active material layer and comprising an aqueous binder and a compound of Chemical Formula 1 having an average particle diameter (D50) of 2 μm or less. LiaFe1-xMxPO4 [Chemical Formula 1]
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.