Patent ID: 6268407
Filing Date: 2001-07-31
Classification: C08K

Abstract:
A composition comprising in combination:an ethylene containing polymer; and50 to 250 parts by weight a pretreated carbonaceous filler material, per 100 parts by weight ethylene containing polymer (50 to 250 phr), said carbonaceous filler material being selected from carbon black, graphite, composites comprising carbon black and metal oxides and blends including such carbonaceous filler materials, and having been pretreated with0.05 to 50 parts by weight a chemical compound per 100 parts by weight ethylene containing polymer (0.05 to 50 phr) having the structure A-B-[(C).sub.y ].sub.x -D wherein:A comprises one or more of the following: hydrogen, an alkyl group, an aryl group; or an alkyl aryl group;B is a bridging group between A and C comprising one or more of the following: ether, a carboxylic acid, a 1,2-dicarboxylic acid derived from an anhydride, an amine, an amide, a sulfate, a sulphonate, a phosphate, or a carboxylic ester of a polyhydric alcohol containing 2 to 6 hydroxyl groups;C comprises an ethylene oxide repeating unit;D comprises one or more of the following: hydrogen, an alkyl group, an alkali or an alkaline earth metal;y is 0 to 200 andx=1, 2, 3, 4, or 5.