Patent ID: 7897664
Filing Date: 2011-03-01
Classification: B29D,B60C,C08K,Y10T

Abstract:
1. A method of making a pneumatic tire, comprising the steps of: (A) mixing a rubber composition comprising at least one elastomer containing olefinic unsaturation, and a compound of formula I wherein: R 1 , R 3 , R 4 , R 5 , R 6 , and R 8 are each independently hydrogen, alkyl, aryl, halogen, or substituted or unsubstituted oxygen, nitrogen or sulfur atoms; R 2 is hydrogen, alkyl, aryl, or is absent; R 7 is substituted or unsubstituted oxygen, nitrogen, sulfur, or halogen; R 9 , R 10 , R 11 and R 12 are each independently hydrogen, alkyl, aryl, halogen, nitro or substituted or unsubstituted oxygen, nitrogen or sulfur atoms; and X is oxygen, sulfur, or nitrogen; (B) extruding the rubber composition to form a tire component; and (C) building a tire comprising the tire component.