Semi-conductive polyolefin compositions and cables covered with

Details Semi-conductive polyolefin compositions and cables covered with Semi-conductive polyolefin compositions and cables covered with

1984-05-17

1986-09-16

Barr, Josephine L.

Compositions

Electrically conductive or emissive compositions

Elemental carbon containing

524377, H01B 106

Patent

active

046121390

ABSTRACT:
The disclosure of this application is directed to a semi-conductive composition, based on a polyolefin, carbon black and a polyethylene glycol, which is suitable for use as a semi-conductive layer, bonded to an insulation layer of an electrical cable, serving to protect the insulation from tree-like degradation, commonly referred to as water trees.

REFERENCES:
patent: 2446387 (1948-08-01), Peterson
patent: 2879244 (1959-03-01), Coler
patent: 3206419 (1965-09-01), Pritchard
patent: 3361702 (1968-01-01), Wartman et al.
patent: 4169816 (1979-10-01), Tsien
patent: 4305849 (1981-12-01), Kawasaki et al.
patent: 4384944 (1983-05-01), Silver et al.
patent: 4399060 (1983-08-01), Glass
patent: 4412938 (1983-11-01), Kakizaki et al.

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