Patent · US Expired

Solid electrolytic capacitor

US4858078A · kind A · utility

27Cited by
3References
9Claims
0Family size

Assignees

Inventors

Key dates

Filing dateOct 28, 1988
Grant dateAug 15, 1989
Priority date
Expiry dateOct 28, 2008

Classification

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

Abstract

A solid electrolytic capacitor comprising a dielectric oxide layer and a solid electrolyte layer of a conductive polymer compound formed thereon, wherein said conductive polymer compound is a conductive polymer compound doped with at least one member selected from the group consisting of phosphoric acid, phosphoric acid monoesters, phosphoric acid diesters and salts thereof.

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