Secondary cell and the producing method thereof
US6143213A · kind A · utility
2Cited by
8References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 9, 1993 |
| Grant date | Nov 7, 2000 |
| Priority date | — |
| Expiry date | Aug 9, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention discloses a secondary cell. The secondary cell comprises a positive electrode, a negative electrode which is made of a carbon material, and non-aqueous electrolytic solution, wherein the secondary cell is characterized in that the carbon material as the material of the negative electrode is produced by carbonizing natural high polymers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.