Artificial graphite particles and method for manufacturing same, nonaqueous electrolyte secondary cell, negative electrode and method for manufacturing same, and lithium secondary cell
US7829222B2 · kind B2 · utility
5Cited by
1References
19Claims
0Family size
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Key dates
| Filing date | Jan 25, 2002 |
| Grant date | Nov 9, 2010 |
| Priority date | — |
| Expiry date | Oct 5, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/49108
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Artificial graphite particles, having a secondary particle structure in which a plurality of primary particles composed of graphite are clustered or bonded together, and having a layer structure in which the edge portion of the primary particles is bent in a polyhedral shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.