Lithium secondary battery
US10644306B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Jan 18, 2019 |
| Grant date | May 5, 2020 |
| Priority date | — |
| Expiry date | Jan 18, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lithium secondary battery comprises a cathode active material including a first cathode active material particle having a concentration gradient region and a second cathode active material particle having a single particle structure, to obtain improved electrical performance and mechanical stability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.