Patent · US Expired

Capacitors containing polyfunctional acrylate polymers as dielectrics

US4490774A · kind A · utility

47Cited by
3References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 19, 1983
Grant dateDec 25, 1984
Priority date
Expiry dateDec 19, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01G4/18
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Novel capacitors comprise two electrodes and, as a dielectric member, a polymer of at least one polyfunctional acrylate of the formula ##STR1## wherein R.sup.1 is an aliphatic, alicyclic or mixed aliphatic-alicyclic radical having about 10-40 carbon atoms which is preferably branched, R.sup.2 is hydrogen or methyl, and n is from 2 to 4. Said capacitors are characterized by a low dissipation factor.

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