Olefin polymerization catalyst compositions and polymerization p

Details Olefin polymerization catalyst compositions and polymerization p Olefin polymerization catalyst compositions and polymerization p

1984-10-05

1985-08-13

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...

502121, 502123, 502124, 502125, 502126, 502127, 502128, 526124, 526125, 526143, C08F 464

Patent

active

045350680

ABSTRACT:
A highly active and stereoselective olefin polymerization catalyst component is obtained by halogenating a magnesium compound of the formula MgR'R" wherein R' is an alkoxide or aryloxide group and R" is an alkoxide or aryloxide group or halogen, with a halide of tetravalent titanium in the presence of a halohydrocarbon, and contacting the halogenated product with an acid halide and a tetravalent titanium compound.

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patent: 3953414 (1976-04-01), Galli et al.
patent: 4115319 (1978-09-01), Scata et al.
patent: 4224181 (1980-09-01), Langer, Jr.
patent: 4301029 (1981-11-01), Caunt et al.
patent: 4329253 (1982-05-01), Goodall et al.
patent: 4393182 (1983-07-01), Goodall et al.

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