Solid catalyst and process for the preparation thereof

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

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252431R, C08F 464

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active

041927729

ABSTRACT:
Catalyst systems for the polymerization and copolymerization of .alpha.-olefins, as well as process for making and using the same, which comprises an organo-metallic compound of a metal of Groups Ia, IIa, IIb, IIIb and IVb of the Periodic Table and a solid catalyst complex formed by reacting together at least one compound selected from organo oxygen-containing and halogen-containing compounds of each of the metals of magnesium, titanium and zirconium and at least one aluminum halide.

REFERENCES:
patent: 3678025 (1972-07-01), Birrell
patent: 3901863 (1975-08-01), Berger et al.
Lapporte et al., J. Org. Chem., 28 (Jul., 1963), pp. 1947-1948.

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