Positive electrode active material for secondary battery, and secondary battery
US12322798B2 · kind B2 · utility
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Key dates
| Filing date | Oct 13, 2020 |
| Grant date | Jun 3, 2025 |
| Priority date | — |
| Expiry date | Feb 28, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
This positive electrode active material is for a secondary battery and contains a lithium transition metal complex oxide. The lithium transition metal complex oxide is represented by general formula LixMnyNizSbaObFc (x+y+z+a≤b+c=2, 1≤x≤1.2, 0.4≤y≤0.8, 0≤z≤0.4, 0<a<0.01, and 1.8<b<2 are satisfied) and does not include Co.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.