Catalyst prepared from organomagnesium compound, organic hydroxy

Catalyst – solid sorbent – or support therefor: product or process – Catalyst or precursor therefor – Plural component system comprising a - group i to iv metal...

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502111, 502125, C08F 462, C08F 464, C08F 468

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active

045446474

ABSTRACT:
A catalyst for polymerizing olefins is the product resulting from mixing in an inert hydrocarbon diluent a mixture of (A) an organomagnesium material, (B) an organic hydroxyl-containing material, (C) a reducing halide source and (D) a transition metal compound.

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Derwent Abst. of Japanese J56104908, 8-21-81, Mitsui Petrochem. Ind. KK, "Continuous Olefin Polymerisation by (Co)Polymerising Olefin in Hydrocarbon Solvent Using Catalyst Contg. Magnesium, Transition . . . Aluminium Cpd.".
Derwent Abst. of Japanese J56141304, 11-5-81, Mitsubishi Chem. Ind. KK, "Polyolefin(s) with Narrow Mole. Wt. Distribution Prepn. Using Catalyst System Comprising Organo-Aluminium Cpd. and Hydrocarbon-Insoluble . . . Aluminium Cpd.".
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