Methods of preparation of an olefin oligomerization catalyst

B - Operations – Transporting – 01 – J

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B01J 31/22 (2006.01) C07C 2/32 (2006.01)

Patent

CA 2664894

A method of making a catalyst for use in oligomerizing an olefin comprising a chromium--containing compound, a pyrrole-containing compound, a metal alkyl, a halide-containing compound, and optionally a solvent, the method comprising contacting a composition comprising the chromium-containing compound and a composition comprising the metal alkyl, wherein the composition comprising the chromium-containing compound is added to the composition comprising the metal alkyl.

Divulgation d'une méthode de production d'un catalyseur pour l'oligomérisation d'une oléfine comprenant un composé contenant du chrome, un composé contenant du pyrrole, un alkylmétal, un composé contenant un halogénure et, optionnellement, un solvant. Cette méthode comprend la mise en contact d'une composition comportant le composé contenant du chrome avec une composition comportant l'alkylmétal, la composition comportant le composé contenant du chrome étant ajoutée à la composition comportant l'alkylmétal.

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