Petroleum resins

Details Petroleum resins Petroleum resins

C - Chemistry, Metallurgy

08

F

402/402

C08F 240/00 (2006.01) C08F 236/04 (2006.01) C08L 21/00 (2006.01) C08L 57/02 (2006.01)

Patent

CA 1102047

ABSTRACT A resin suitable as a tackifier is prepared by polymerizing using a Friedel Crafts catalyst: (1) a petroleum resin feed comprising C5 olefins and diolefins, C6 olefins and diolefins or a mixture of C5 and C6 olefins and diolefins, said feed being obtained from the cracking of petroleum feedstock, and (2) an additive comprising vinyl norbornene or tetrahydroindene. The resin thus prepared may be mixed with a natural or synthetic rubber.

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