Polymerization catalyst, production and use

Details Polymerization catalyst, production and use Polymerization catalyst, production and use

1984-12-12

1986-04-01

Garvin, Patrick P.

Catalyst, solid sorbent, or support therefor: product or process

Catalyst or precursor therefor

Plural component system comprising a - group i to iv metal...

502110, 502111, 502119, 502125, 502126, 526133, 526134, 526142, 526151, C08F 468

Patent

active

045798346

ABSTRACT:
A vanadium-containing catalyst component useful for the polymerization of olefins to polyolefins having a high molecular weight and a broad molecular weight distribution comprising polymerizing the polyolefins in the presence of a catalyst comprising (A) a vanadium-containing catalyst component obtained by contacting an inert support material with a dihydrocarbyl magnesium compound, optionally an oxygen-containing compound, a vanadium compound, a Group III metal halide, and (B) an aluminum alkyl cocatalyst.

REFERENCES:
patent: 3135809 (1964-06-01), Bosmajian
patent: 4173547 (1979-11-01), Graff
patent: 4385161 (1983-05-01), Caunt et al.
patent: 4434242 (1984-02-01), Roling et al.
patent: 4508842 (1985-04-01), Beran et al.

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