Fire-proofed insulating material for an electric cable

Details Fire-proofed insulating material for an electric cable Fire-proofed insulating material for an electric cable

1979-09-05

1982-04-13

Foelak, Morton

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Cellular products or processes of preparing a cellular...

428389, 521 79, 521 92, 521 98, 521143, 521144, 521907, 524120, 524412, C08V 900

Patent

active

043248632

ABSTRACT:
A fire-proofed material for an electric cable, said material including a matrix made of a copolymer of propylene and of ethylene, high-density polyethylene or thermoplastic polyester, a fire-proofing agent which is halogenated and is formed by a cyclic derivative of pentaerythritol, an aliphatic or cyclo-aliphatic derivative which is stable at the extrusion temperature of the matrix and decomposes at a higher temperature and a mineral compound of antimony which is able to react with the bromine of the fire-proofing agent during combustion.

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patent: 3472799 (1969-10-01), Burger et al.
patent: 3639304 (1972-02-01), Roley Jr.
patent: 3655589 (1972-04-01), Wingler et al.
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patent: 3826766 (1974-07-01), Howell et al.
patent: 3914513 (1975-10-01), Brown et al.
patent: 3997505 (1976-12-01), Albright
patent: 4022945 (1977-05-01), MacKenzie, Jr. et al.
patent: 4123586 (1978-10-01), Betts et al.

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