Tree resistant cable

Details Tree resistant cable Tree resistant cable

1996-06-24

1998-03-24

Ryan, Patrick

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Rod, strand, filament or fiber

428375, 428378, 428383, 428401, 174113R, 174110SR, 174110PM, 174120SR, 525 53, 525320, 525321, B32B 1500, D02G 300, H01B 700

Patent

active

057310823

ABSTRACT:
A cable comprising one or more electrical conductors or a core of one or more electrical conductors, each conductor or core being surrounded by a layer of insulation comprising a multimodal copolymer of ethylene and one or more alpha-olefins, each alpha-olefin having 3 to 8 carbon atoms, the copolymer having a broad comonomer distribution as measured by TREF with a value for the percent of copolymer, which elutes out at a temperature of greater than 90 degrees C., of greater than about 5 percent; a WTGR value of less than about 20 percent; a melt index in the range of about 0.1 to about 30 grams per 10 minutes; and a density in the range of 0.880 to 0.950 gram per cubic centimeter, and being prepared by a low pressure process.

REFERENCES:
patent: 4812505 (1989-03-01), Topcik
patent: 5047468 (1991-09-01), Lee et al.
patent: 5246783 (1993-09-01), Spenadel et al.
patent: 5503914 (1996-04-01), Michie et al.

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