Patent · US Expired

Polyolefin compositions for electrical insulation

US4370517A · kind A · utility

13Cited by
10References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 18, 1980
Grant dateJan 25, 1983
Priority date
Expiry dateDec 18, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31935
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A polyolefin insulated electric cable exhibiting the effect of suppressed water tree formation which comprises an electrical insulation layer comprising a polyolefin containing about 0.01 to 13.0% by weight ester groups provided around a conductor.

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