Secondary battery and apparatus containing such secondary battery
US11682788B2 · kind B2 · utility
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10Claims
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Key dates
| Filing date | Jul 5, 2022 |
| Grant date | Jun 20, 2023 |
| Priority date | — |
| Expiry date | Jul 5, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Embodiments provide a secondary battery and an apparatus containing the secondary battery. The secondary battery includes a negative electrode plate. The negative electrode plate includes a copper-based current collector and a negative electrode film layer disposed on at least one surface of the copper-based current collector and including a negative electrode active material, and the negative electrode active material includes graphite. The negative electrode plate satisfies Tx≥25, where Tx is as defined in the specification.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.