Process for the manufacture of a catalyst

Details Process for the manufacture of a catalyst Process for the manufacture of a catalyst

1975-02-27

1977-02-15

Garvin, Patrick P.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

260874, 526159, C08F 466

Patent

active

040081770

ABSTRACT:
A catalyst of high activity and stereospecificity in .alpha.-olefin polymerization is obtained when titanium trichloride, prepared by reduction with aluminum alkyl halides, is treated first with an ether and then, without separation of the ether, with an aluminum alkyl halide in the presence of a small amount of a cyclopolyene and/or an olefin.

REFERENCES:
patent: 2914515 (1959-11-01), Stuart
patent: 3029231 (1962-04-01), VAN Amerongen
patent: 3058970 (1962-10-01), Rust et al.
patent: 3394118 (1968-07-01), Boor
patent: 3864278 (1975-02-01), La Heij et al.

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