Patent ID: 6417286
Filing Date: 2002-07-09
Classification: C07D,C07F,C08K

Abstract:
A method of processing a rubber composition which comprises mixing(i) 100 parts by weight of at least one sulfur vulcanizable elastomer selected from conjugated diene homopolymers and copolymers and from copolymers of at least one conjugated diene and aromatic vinyl compound; and (ii) 0.05 to 10 phr of an titanium or zirconium compound of the formula (R1â€”O&Parenclosest;yX&Parenopenst;Oâ€”R2â€”W)zâ€ƒâ€ƒI wherein each R1 is independently selected from the group consisting of alkyl radicals having from 1 to 8 carbon atoms; R2 is a divalent radical selected from the group consisting of alkylenes having 1 to 15 carbon atoms, arylene and alkyl substituted arylene groups having 6 to 10 carbon atoms; W is an epoxy group; and y is an integer of from 1 to 3, z is an integer of from 1 to 3 and the sum of y and z equals 4; and X is titanium or zirconium.