Sold catalyst component for the polymerization of olefins and an

Details Sold catalyst component for the polymerization of olefins and an Sold catalyst component for the polymerization of olefins and an

1990-09-14

1992-07-14

Garvin, Patrick P.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Plural component system comprising a - group i to iv metal...

502107, 526124, C08F 4651

Patent

active

051302845

ABSTRACT:
A solid catalyst component prepared under specific conditions by reacting with a reaction product which has been obtained by suspending diethoxymagnesium in an alkylbenzene and bringing the suspension into contact with titanium tetrachloride, phthaloyl dichloride at 80.degree.-125.degree. C., washing the resultant solid material with an alkylbenzene, reacting the solid material in the presence of an alkylbenzene with titanium tetrachloride to form a solid substance, and repeating the process of the following steps (1), (2), (3) and (4) 2-4 times for the solid substance:

REFERENCES:
patent: 4414132 (1983-11-01), Goodall et al.
patent: 4970186 (1990-11-01), Terano et al.

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