Negative electrode material for a rechargeable battery and method for producing the same
US9705128B2 · kind B2 · utility
2Cited by
1References
13Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 17, 2013 |
| Grant date | Jul 11, 2017 |
| Priority date | — |
| Expiry date | Dec 17, 2033 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention relates to An active material for a rechargeable lithium ion battery, comprising metal (M) based particles and a silicon oxide SiOx with 0<x<2, wherein said SiOx is an intimate mixture of amorphous silicon (Si) and crystalline silicon dioxide (SiO2); wherein the metal (M) is preferably selected from the group consisting of Si, Sn, In, Al, Fe and combinations thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.