Dual, independently supported catalyst mixtures

Details Dual, independently supported catalyst mixtures Dual, independently supported catalyst mixtures

1979-12-31

1981-08-25

Garvin, Patrick

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

526125, 526129, 526114, 526156, 526157, 526158, C08F 402, C08F 462, C08F 464

Patent

active

042858348

ABSTRACT:
A catalyst mixture containing at least two independently supported catalysts, at least one of which is an inorganic halide supported titanium and/or vanadium Ziegler type catalyst and at least one other is an inorganic oxide supported, chromium catalyst.
These catalyst mixtures are suitable for polymerizing one or more .alpha.-olefins.

REFERENCES:
patent: 2825721 (1958-03-01), Hogan et al.
patent: 2846425 (1958-08-01), Hogan et al.
patent: 3351623 (1967-11-01), Walker et al.
patent: 3752795 (1973-08-01), Boone
patent: 3798202 (1974-03-01), Nasser
patent: 4041224 (1977-08-01), Hoff et al.
patent: 4097659 (1978-06-01), Creemers et al.
patent: 4104198 (1978-08-01), May et al.
patent: 4120820 (1978-10-01), Birkelbach
patent: 4150208 (1979-04-01), Hwang
patent: 4204050 (1980-05-01), Bressler et al.

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