Composite anode active material, method of preparing the same, and lithium secondary battery including anode including composite anode active material
US11901540B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Mar 17, 2021 |
| Grant date | Feb 13, 2024 |
| Priority date | — |
| Expiry date | Feb 11, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Provided herein is a composite anode active material including: a porous carbon structure; a first coating layer on the porous carbon structure and including a non-carbonaceous material capable of intercalating and deintercalating lithium; and a second coating layer on the first coating layer and including a carbonaceous material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.