Supported catalysts useful for the polymerization of alpha-olefi

Details Supported catalysts useful for the polymerization of alpha-olefi Supported catalysts useful for the polymerization of alpha-olefi

1980-12-31

1983-06-21

Howard, Jacqueline V.

Compositions

Preservative agents

Anti-oxidants or chemical change inhibitants

252431C, 252431R, 526151, 526125, 526142, B01J 3102

Patent

active

043893341

ABSTRACT:
This invention relates to a supported catalyst and to the use of this catalyst in a process for the polymerization of alpha-olefins. The catalyst comprises a transition metal complex supported on an interpolymer comprising an alpha, beta-unsaturated dicarboxylic acid, anhydride or lower alkyl ester thereof, and one or more monomers copolymerizable therewith which has been treated with a Group IIA halide or alkyl halide. Preferred supports comprise maleic anhydride copolymers which have been treated with a magnesium compound.

REFERENCES:
patent: 4161462 (1979-07-01), Bocharov et al.
patent: 4268418 (1981-05-01), Hoff

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