Patent · US Expired

Lithium secondary battery

US6537697B2 · kind B2 · utility

8Cited by
0References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 18, 2000
Grant dateMar 25, 2003
Priority date
Expiry dateFeb 28, 2021

Classification

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

Abstract

The lithium secondary battery of this invention uses a nonaqueous electrolyte including lithium tetrakis(pentafluorophenyl)borate as a part or whole of an electrolytic salt. As a result, the lithium secondary battery exhibits better charge-discharge cycle performance than a lithium secondary battery using a conventional lithium salt as the electrolytic salt.

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