Negative active material, method of preparing the same, negative electrode including the same, and lithium secondary battery including the negative electrode
US9972839B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Oct 24, 2013 |
| Grant date | May 15, 2018 |
| Priority date | — |
| Expiry date | Jan 14, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A negative active material, a method of preparing the same, and a lithium secondary battery including the negative electrode. The negative active material includes a plurality of titanium oxide nanotubes, wherein the Raman shift of the negative active material includes a characteristic peak located at a Raman shift between about 680 cm−1 and about 750 cm−1.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.