Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Plural component system comprising a - group i to iv metal...
Patent
1991-06-26
1993-01-26
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...
502120, 502125, 502126, 502127, 526124, C08F 4654
Patent
active
051822458
ABSTRACT:
A catalyst or catalyst component for the polymerization or copolymerization of alpha-olefins in the slurry phase is formed by a process comprising forming a solution of a magnesium-containing species in a liquid and precipitating solid particles from the solution of the magnesium-containing species by treatment with a transition metal halide in the presence of at least one of a tetrabutoxysilane and a tetrabutoxytitanate.
REFERENCES:
patent: 4866022 (1989-09-01), Arzoumanidis et al.
patent: 4988656 (1991-01-01), Arzoumanidis et al.
patent: 5013702 (1991-05-01), Arzoumanidis et al.
Arzoumanidis Gregory G.
Peaches Christine
Amoco Corporation
Garvin Patrick P.
Henes James R.
Magidson William H.
Sroka Frank J.
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