Lithium secondary battery with natural graphite anode
US10770747B2 · kind B2 · utility
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Key dates
| Filing date | Jun 16, 2017 |
| Grant date | Sep 8, 2020 |
| Priority date | — |
| Expiry date | Jun 16, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/70
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A lithium secondary battery includes a cathode, an anode and a non-aqueous electrolyte. The anode includes an anode active material which includes a natural graphite, an average particle diameter (D50) of the natural graphite being in a range from 9 μm to 14 μm, and an expansion rate of the anode represented is 17% or less.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.