Composite anode active material, anode and lithium battery including the same, and method of preparing composite anode active material
US9105904B2 · kind B2 · utility
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Key dates
| Filing date | Mar 14, 2013 |
| Grant date | Aug 11, 2015 |
| Priority date | — |
| Expiry date | Nov 7, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In an aspect, a composite anode active material including particles, wherein the particles include: a first carbonaceous material that is substantially crystalline and includes at least one carbon nano-sheet; a non-carbonaceous material capable of intercalating and deintercalating lithium; and a second carbonaceous material that binds the first carbonaceous material and the non-carbonaceous material, wherein the particles have pores having a size of 50 nm or more is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.