Catalyst components for polymerization catalyst of olefins and m

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Plural component system comprising a - group i to iv metal...

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502111, 502119, 502120, 502125, 502127, 502133, 502134, 526125, C08F 464

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active

049180371

ABSTRACT:
A catalyst component for polymerization catalyst of .alpha.-olefines, the polymerization catalyst comprising an organoaluminum compound, an electron donor, as well as the solid catalyst component which is obtained when a compound containing magnesium reacts with a titanium halogen compound. A method for producing the catalyst component is also provided. The catalyst component is manufactured by reacting with a titanium halogen compound in the presence of an internal electron donor, a solid catalyst component which has been produced by the steps of

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patent: 4468477 (1984-08-01), Caunt et al.
patent: 4673661 (1987-06-01), Lofgren et al.
patent: 4814309 (1989-03-01), Seppanen

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