Conductive silicon composite, preparation thereof, and negative electrode material for non-aqueous electrolyte secondary cell
US7037581B2 · kind B2 · utility
87Cited by
5References
18Claims
0Family size
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Key dates
| Filing date | Sep 19, 2002 |
| Grant date | May 2, 2006 |
| Priority date | — |
| Expiry date | Mar 30, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2991
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A conductive silicon composite in which particles of the structure that silicon crystallites are dispersed in silicon dioxide are coated on their surfaces with carbon affords satisfactory cycle performance when used as the negative electrode material in a non-aqueous electrolyte secondary cell.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.