Organometallic compound in solid form, process for preparing the same and use thereof
申请人:INDIAN OIL CORPORATION LIMITED
公开号:US10100136B2
公开(公告)日:2018-10-16
The present invention provides a solid organomagnesium precursor having formula Mg(OR′)X}.aMgX2}.bMg(OR′)2}.cR′OH}, wherein R′ is selected from a hydrocarbon group, X is selected from a halide group, and a:b:c is in range of 0.01-0.5:0.01-0.5:0.01-5 and process for preparing the same, said process comprising contacting a magnesium source with a solvating agent, an organohalide and an alcohol to obtain the solid organomagnesium precursor. The present invention also provides a process for preparing a catalyst system using the organomagnesium precursor and its use thereof for polymerization of olefins.
本发明提供了一种固体有机镁前体,其式为Mg(OR′)X}.aMgX2}.bMg(OR′)2}.cR′OH},其中R′选自烃基,X选自卤化物基团,a:b:c的范围为0.01-0.5∶0.01-0.5∶0.01-5以及制备该物质的工艺,所述工艺包括将镁源与溶解剂、有机卤化物和醇接触以获得固体有机镁前体。本发明还提供了一种使用有机镁前体制备催化剂体系的工艺及其在烯烃聚合中的应用。