Patent · US Expired

Cobalt-coated lithium manganese complex oxide and preparation process thereof

US6551571B2 · kind B2 · utility

3Cited by
21References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 11, 2002
Grant dateApr 22, 2003
Priority date
Expiry dateJun 11, 2022

Classification

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

Abstract

A cobalt-coated lithium manganese complex oxide is disclosed. This provides a particularly high discharge capacity which is useful for the improvement of cycle characteristics of a secondary battery as an active material of a positive electrode for a secondary battery with a nonaqueous electrolyte.

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