Patent · US Expired

Spacer-electrolyte composite in electrolytic capacitors

US4151581A · kind A · utility

6Cited by
4References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 4, 1977
Grant dateApr 24, 1979
Priority date
Expiry dateAug 4, 1997

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01G9/022
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electrolytic capacitor contains as a spacer-electrolyte a polymer-liquid electrolyte composite. The composite contains the electrolyte as internal liquid phase and is preferably made of cellulose triacetate. Such a composite has high electrical porosity and reduces the equivalent series resistance of the capacitor.

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