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

1977-02-08

Garvin, Patrick P.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

260874, 526 90, C08F 466

Patent

active

040071332

ABSTRACT:
A catalyst of high activity and stereospecificity in .alpha.-olefin polymerization is obtained by subjecting titanium trichloride, obtained by reduction of titanium tetrachloride with aluminum alkyl halides, to two thermal treatments, the second thermal treatment being carried out in the presence of a dialkyl ether.

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), LaHeij et al.

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