Positive electrode for lithium secondary battery and lithium secondary battery comprising the same
US9997780B2 · kind B2 · utility
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Key dates
| Filing date | Oct 31, 2014 |
| Grant date | Jun 12, 2018 |
| Priority date | — |
| Expiry date | Jun 2, 2035 |
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 positive electrode for a lithium secondary battery including an electrode current collector, and a positive electrode active material layer coated on at least a part of the electrode current collector, wherein the positive electrode active material layer includes a manganese-based positive electrode active material, and a porosity is from 30% to 35%, to improve high-temperature storage characteristics and high-temperature cycle characteristics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.