Olefin polymerization catalyst comprising a monoterpenic ketone

Compositions – Preservative agents – Anti-oxidants or chemical change inhibitants

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526142, C08F 464

Patent

active

041245300

ABSTRACT:
A catalyst component comprising a titanium trichloride material and a saturated monocyclic monoterpenic ketone or a bicyclic monoterpenic ketone. A catalyst employing the component and an organoaluminum compound is used to polymerize alpha olefins, and particularly propylene. The monoterpenic ketone is effective in increasing the stereoregularity of the polymer.

REFERENCES:
patent: 3129256 (1964-04-01), Hay et al.
patent: 3530107 (1970-09-01), Yoshioka et al.
patent: 3549717 (1970-12-01), Itakura et al.
patent: 3701763 (1972-10-01), Wada et al.
patent: 3843619 (1974-10-01), Calcagno et al.

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