Patent · US Expired

AC Metallized capacitor and impregnant therefor

US4467395A · kind A · utility

3Cited by
7References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 25, 1983
Grant dateAug 21, 1984
Priority date
Expiry dateFeb 25, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01B3/441
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An AC metallized film capacitor having a plurality of electrodes separated by a dielectric spacer contains as its impregnant system an ester dielectric fluid and 2 to 10% of a N,N-substituted carbodiimide to improve capacitance retention characteristics.

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