SOLID CATALYST COMPONENT, ETHYLENE (CO)POLYMERIZATION CATALYST, AND METHOD OF PREPARING ETHYLENE (CO)POLYMERS Russian patent published in 1997 - IPC

Abstract RU 2089559 C1

FIELD: chemical industry. SUBSTANCE: solid ethylene polymerization and copolymerization catalyst component comprises magnesium, halogen and titanium and is prepared by (1) dissolving dialkyl magnesium halide, tin (IV) haline and optionally alkyl halide in inert organic solvent and contact thereof till granular solid precipitates from solution; (2) contacting said granular solid and reacting thereof with titanium halide, alcoholate or halogen alcoholate to form solid catalyst components. EFFECT: improved properties. 10 cl, 2 dwg

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RU 2 089 559 C1

Authors

Federiko Milani[It]

Luchano Luchani[It]

Maddalena Pondrelli[It]

Dates

1997-09-10Published

1992-07-10Filed