Process for the preparation of a catalyst

B - Operations – Transporting – 01 – J

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402/584, 402/641

B01J 27/08 (2006.01) C08F 4/76 (2006.01) C08F 10/00 (2006.01)

Patent

CA 1087153

Abstract of the disclosure: A process for preparing a catalyst for the polymerization of 1-olefins and a process for preparing polyolefins using said catalyst. The catalyst is prepared by reacting a carrier comprising a silicon dioxide, an aluminum oxide, or mixture thereof, having a content of hydroxyl groups with a magnesium compound of the formula RMgX wherein R is a hydrocarbon radical having 1 to 20 carbon atoms and X is chlorine, bromine or iodine, the reaction product is reacted with a halogen- containing titanium compound, and the resultant product is subsequently reacted with an organo-metallic compound.

266614

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