Patent · US Expired

Electrolytic capacitor for at least 200 V service

US4373176A · kind A · utility

5Cited by
6References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 30, 1981
Grant dateFeb 8, 1983
Priority date
Expiry dateSep 30, 2001

Classification

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

Abstract

An aluminum electrolytic capacitor capable of operation at 200 VDC or higher and 130.degree. C. contains as its electrolyte a tertiary amine or a dipropylamine mono salt of dodecanedioic acid dissolved in a solvent mixture of ethylene glycol and N-methyl-2-pyrrolidinone and water.

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