Patent · US Expired

Carbonaceous active material for lithium secondary battery

US6887622B2 · kind B2 · utility

3Cited by
6References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 29, 1999
Grant dateMay 3, 2005
Priority date
Expiry dateJul 29, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/50
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Disclosed is carbonaceous active material for a lithium-ion secondary battery. Conducting a differential thermal analysis on the carbonaceous active material results in the displaying of at least two exothermic peaks overlapping to form shoulders.

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