Process for production of hydrogenated hydrocarbon polymers...

Details Process for production of hydrogenated hydrocarbon polymers... Process for production of hydrogenated hydrocarbon polymers...

C - Chemistry, Metallurgy

10

C

196/36

C10C 1/20 (2006.01) C08F 8/04 (2006.01) C10C 3/02 (2006.01)

Patent

CA 1156170

ABSTRACT OF THE DISCLOSURE An improved method for making petroleum resins re- sulting from the thermal polymerization of a steam-cracked petroleum distillate fraction wherein the polymeric resin is subjected to catalytic hydrogenation/decolorization characterized in that the catalyst is sulfided nickel (2 to 10 wt. %) - tungsten (10 to 25 wt. %) disposed on a gamma alumina support to provide a fresh catalyst surface area ranging from 120 to 300 m2/g.

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