Patent ID: 6822037
Filing Date: 2004-11-23
Classification: B60C,C08K,C08L

Abstract:
A rubber composition of matter comprising a mixture of rubber, silica as the major filler in said composition, and at least one organic compound comprising an organic compound of relatively low molecular weight, and containing at least one functional group, wherein said functional group is at least an epoxy, epoxy/ether, epoxy/hydroxyl, epoxy/ester, epoxy/amine, ether/amine, cycloaliphatic ether/hydroxyl, episulfide, episulfide/amine, episulfide/ether, episulfide/hydroxyl, or episulfide/ester functional group located in a terminal or sterically unhindered position in the molecule of said organic compound, or said organic compound comprises an abietyl compound, styrenated resorcinol formaldehyde epoxy polymer compound, or an ester hydroxyl organic compound having at least one hydroxyl group, at least one ester group, and optionally an ether group, and combinations thereof, and the reaction products of said mixture, where the molecular weight of said organic compound having relatively low molecular weight is less than about 7,000.