Process for producing olefinic copolymer rubbers

Details Process for producing olefinic copolymer rubbers Process for producing olefinic copolymer rubbers

1981-07-07

1983-03-22

Levin, Stanford M.

Synthetic resins or natural rubbers -- part of the class 520 ser

Synthetic resins

Polymers from only ethylenic monomers or processes of...

526282, 526283, 526348, C08F 466, C08F 468

Patent

active

043776710

ABSTRACT:
In a process for producing a rubbery olefinic copolymer which comprises random-copolymerizing at least two olefins in the presence of a catalyst composed of (A) a titanium compound and (B) an organometallic compound of a metal of Groups I to III of the periodic table, the improvement wherein the titanium compound (A) of the catalyst is a solution of a solid titanium halide in a hydrocarbon solvent, a halogenated hydrocarbon solvent or a mixture of both, said solid titanium halide being rendered soluble in said solvent.

REFERENCES:
patent: 4104198 (1978-08-01), May et al.
patent: 4120820 (1978-10-01), Birkelbach

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