Negative active material, and negative electrode and lithium battery each including the negative active material
US9105922B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Dec 19, 2013 |
| Grant date | Aug 11, 2015 |
| Priority date | — |
| Expiry date | Dec 19, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S977/948
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A negative active material and a lithium battery are provided. The negative active material includes a composite core, and a coating layer formed on at least part of the composite core. The composite core includes a carbonaceous base and a metal/metalloid nanostructure disposed on the carbonaceous base. The coating layer includes a metal oxide coating layer and an amorphous carbonaceous coating layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.