FIELD: production of polyolefins. SUBSTANCE: catalytic system comprises solid component being insoluble in hydrocarbons. Said solid component comprises magnesium, titanium, halogen, and electron donor, trialkyl aluminium and C3-C6-alkyl-tert-butoxy-dimethoxy silane. Polyolefins being prepared in the presence of said catalytic system have expanded molecular weight distribution. EFFECT: improved quality of desired product. 6 tbl
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Authors
Dates
1998-07-10—Published
1990-09-20—Filed