Patent · US Expired

Nonaqueous secondary battery

US7105251B2 · kind B2 · utility

18Cited by
6References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 17, 2002
Grant dateSep 12, 2006
Priority date
Expiry dateNov 30, 2022

Classification

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

Abstract

A nonaqueous secondary battery comprising a positive electrode and a negative electrode both containing a material capable of reversibly intercalating and deintercalating lithium, a nonaqueous electrolyte containing a lithium salt, and a separator, which has a least one protective layer on the negative electrode and/or the positive electrode. The battery has a high discharge potential, satisfactory charge and discharge cycle characteristics, and high safety.

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