Patent · US Expired

Electrolytic capacitor

US4479167A · kind A · utility

4Cited by
3References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 1, 1983
Grant dateOct 23, 1984
Priority date
Expiry dateAug 1, 2003

Classification

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

Abstract

An aluminum electrolytic capacitor contains as electrolyte 79-95 wt. % of an azeotrope of acetic or propionic acid and triethylamine or tri-n-propylamine, 5-20 wt. % water, and up to 1 wt. % phosphoric acid.

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