Abstract: A moisture curable polyolefin composition comprising:
(a) a polyolefin, and for each 100 parts by weight of component (a),
(b) 0.1 to 10 parts by weight of an unsaturated alkoxy silane;
(c) 0.01 to 2 parts by weight of an organic peroxide;
(d) 0.01 to 2 parts by weight of a silanol condensation catalyst;
(e) 0.02 to 2 parts by weight of a hindered amine stabilizer;
(f) 0.01 to 1 part by weight of a hindered phenol antioxidant; and
(g) 0.01 to 1 part by weight of an arylamine antioxidant.
Abstract: A flame retardant composition comprising
(A) about 50 to about 95 percent by weight of at least one ethylene co-polymer selected from an ethylene/vinyl ester copolymer; ethylene/alpha, beta unsaturated carboxylate copolymer; and very low density ethylene/alpha-olefin copolymer; and
(B) about 5 to about 50 percent by weight of an ethylene/alpha-olefin copolymer having been prepared with a single site catalyst, and, for each 100 parts by weight of component (A) and component (B) combined,
(C) about 2 to about 50 parts by weight of a polyethylene modified with a functional group containing compound;
(D) about 5 to about 250 parts by weight of a metal hydrate;
(E) about 1 to about 12 parts by weight of a triazine ring containing compound; and
(F) about 0.5 to about 5 parts by weight of a flame retardant compound selected from the group consisting of a boron compound, a molybdenum compound, and a silicone.
Type:
Grant
Filed:
January 20, 2000
Date of Patent:
May 15, 2001
Assignee:
Nippon Unicar Company Ltd.
Inventors:
Akio Hayashi, Katsuhiro Horita, Koji Ishihara
Abstract: A coated wire comprising:(i) an electrical conductor coated with(ii) a mixture of (a) two linear copolymers of ethylene and one alpha-olefin having 3 to 8 carbon atoms, the first ethylene copolymer having a density of about 0.900 to 0.930 gram per cubic centimeter and a melt index of about 0.1 to about 5 grams per 10 minutes and the second ethylene copolymer having a density of 0.931 to about 0.950 gram per cubic centimeter and a melt index of about 0.1 to about 5 grams per 10 minutes, and for each 100 parts by weight of the first ethylene copolymer, there are about 15 to about 100 parts by weight of the second ethylene copolymer, and (b) for each 100 parts by weight of component (a), there are about 65 to about 150 parts by weight of a mixture comprising huntite and hydromagnesite in a weight ratio of about 2:1 to about 1:1.
Abstract: A composition for producing a water-proof sheet comprising 100 weight parts of a linear ethylene-alpha-olefin copolymer having a density equal to or less than 0.910 g/ml, and 10-200 weight parts of asphalt. Water proof sheets produced from the composition are also included in the invention.In a preferred mode, the composition also includes an organic peroxide.
Type:
Grant
Filed:
June 28, 1991
Date of Patent:
August 11, 1992
Assignees:
Nippon Unicar Company Ltd., Bridgestone Corporation
Abstract: Flame retardant additive comprising alumina trihydrate and a methyl hydrogen polysiloxane which when added to ethylene polymers provide compositions which have improved flame retardant properties, have reduced gas evolution, do not drip or give off noxious gases on burning and are particularly useful as jacketing material about wire and cables.