Patent · US Expired

Cathode intercalation compositions, production methods and rechargeable lithium batteries containing the same

US6248477A · kind A · utility

62Cited by
12References
38Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 1999
Grant dateJun 19, 2001
Priority date
Expiry dateSep 29, 2019

Classification

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

Abstract

Intercalation compositions having spinel structures with crystallites of metal oxides (M.sub.2 O.sub.3) dispersed throughout the structure are provided having the general formula Li.sub.1+x M.sub.y Mn.sub.2-x-y O.sub.4. Methods of producing the intercalation compositions and rechargeable lithium batteries containing the compositions are also provided.

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