Patent · US Expired

Lithium cell with improved cathode

US6878489B2 · kind B2 · utility

3Cited by
4References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 6, 2002
Grant dateApr 12, 2005
Priority date
Expiry dateDec 13, 2022

Classification

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

Abstract

A primary lithium cell having an anode comprising lithium and a cathode comprising electrochemically active material selected from silver copper oxides having the formula AgCuO2 or Ag2Cu2O3 or mixtures thereof. The cathode can include a manganese dioxide in admixture with said silver copper oxides. The cell exhibits higher capacity and energy output than conventional lithium cells having an anode comprising lithium and cathode comprising manganese dioxide.

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