Polymerization catalyst

Details Polymerization catalyst Polymerization catalyst

1976-07-19

1978-05-02

Douglas, Winston A.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252430, 252431R, 526124, 526125, B01J 3102, B01J 3112

Patent

active

040873803

ABSTRACT:
Process for preparing a supported Ziegler catalyst by impregnating a magnesium-containing support material with the product of reacting a halogen-containing transition metal compound (other than a fluorine-containing compound) with an aliphatic alcohol under substantially anhydrous conditions. Preferred support materials are magnesium oxide or the product of heating magnesium chloride with silica.

REFERENCES:
patent: 3781257 (1973-12-01), Pampus et al.
patent: 3786032 (1974-01-01), Jennings et al.
patent: 3989879 (1976-11-01), Berger et al.
patent: 3989880 (1976-11-01), Berger et al.

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