Patent · US Expired

Electric double layer capacitor

US4725927A · kind A · utility

53Cited by
4References
9Claims
0Family size

Assignees

Inventors

Key dates

Filing dateApr 8, 1987
Grant dateFeb 16, 1988
Priority date
Expiry dateApr 8, 2007

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E60/13
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electric double layer capacitor utilizing an electric double layer formed by the interface of an electrolyte solution and polarizable electrodes, wherein the electrolyte solution comprises a solute dissolved in at least one solvent selected from the group consisting of sulfolane and a derivative thereof.

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