Composite anode active material, anode including the composite anode active material, and lithium secondary battery including the anode
US10164240B2 · kind B2 · utility
1Cited by
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19Claims
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Key dates
| Filing date | Dec 30, 2015 |
| Grant date | Dec 25, 2018 |
| Priority date | — |
| Expiry date | Jan 18, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A composite anode active material includes a silicon-based material, a metal fluoride, and a carbon-based material. The metal fluoride may be a compound represented by the following formula: MFx, where M is at least one selected from magnesium (Mg), aluminum (Al), titanium (Ti), copper (Cu), zinc (Zn), barium (Ba) and bismuth (Bi), and 0<x≤4.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.