Polymerization catalyst

Details Polymerization catalyst Polymerization catalyst

1974-12-04

1976-11-23

Garvin, Patrick P.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252428, 252430, 252441, 526130, 526348, 526349, 526352, C08F 402, C08F 416, C08F 420, C08F 422

Patent

active

039935884

ABSTRACT:
Process for preparing a supported Ziegler catalyst precursor by heating together, at a temperature in the range 150.degree.-1000.degree. C, an inorganic support having surface hydroxyl groups and a magnesium compound selected from the oxide, hydroxides, salts and alkoxides and incorporating a transition metal compound therein.

REFERENCES:
patent: 3202645 (1965-08-01), Yancey
patent: 3280096 (1966-10-01), MacKenzie
patent: 3644318 (1972-02-01), Diedrich et al.
patent: 3759884 (1973-09-01), Tokuzumi et al.
patent: 3787384 (1974-01-01), Stevens et al.

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