Catalyst and methods

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

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526138, 526142, C08F 464

Patent

active

043783040

ABSTRACT:
A catalyst, a method of preparing a catalyst and method of polymerizing olefins with the catalyst in which the catalyst is prepared by reacting a support with a Group IIA organometallic compound essentially free of aluminum alkyls and reacting this product with water or a hydrocarbyl alcohol, then reacting this product with, for example, titanium tetrachloride, followed if necessary by removing unreacted ingredients and finally activating by contacting with a cocatalyst in the absence of oxygen and moisture.

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patent: 4170568 (1979-10-01), Kirkwood
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