Patent · US Expired

Secondary battery using non-aqueous solvent

US4702977A · kind A · utility

36Cited by
3References
20Claims
0Family size

Assignees

Inventors

Key dates

Filing dateApr 24, 1986
Grant dateOct 27, 1987
Priority date
Expiry dateApr 24, 2006

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/10
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

There is disclosed a secondary battery using a non-aqueous solvent which comprises using a carbonaceous material obtained by carbonating an organic compound and having a pseudographite structure of a hydrogen/carbon ratio being 0.15 or less, a d.sub.002 being 3.37 .ANG. or more and a Lc being 150 .ANG. or less as a negative electrode. The battery has a large electric density, less in self-discharging and excellent in preservability.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.