Patent · US Expired

Electrochemical cell

US4816358A · kind A · utility

24Cited by
2References
35Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 12, 1987
Grant dateMar 28, 1989
Priority date
Expiry dateNov 12, 2007

Classification

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

Abstract

Disclosed is an electrochemical cell that includes an anode, a cathode, and an electrolyte, the cathode containing more than a trace amount of a sulfur impurity capable of causing the cell to self-discharge and also containing a scavenger that reacts with the impurity to reduce the rate of self-discharge of the cell.

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