FIELD: chemical technology. SUBSTANCE: product: compound of the formula (I) where R C1-C4-alkyl, bicycloheptyl, 4-methylpiperidyl; R1 hydrogen or methyl; n 4-7, catalyst of alpha-olefins polymerization. The latter has reaction product of triethylaluminium and compound of the formula (I) α, titanium tetrachloride and electron-donating compound. Two latter substances were applied on the anhydrous magnesium dihalide at the molar ratio Al/Si (10:1)-(80:1); Mg/Ti 1844:1; Ti/electron-donating compound 1.44:1; Ti/Si 0.0153:1. EFFECT: improved method of catalyst preparing. 3 cl, 6 tbl
Title | Year | Author | Number |
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CATALYST OF ALPHA-OLEFINS POLYMERIZATION AND METHOD OF POLYOLEFINS SYNTHESIS | 1991 |
|
RU2078088C1 |
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HARD CATALYTIC COMPONENT FOR POLYMERIZATION OF OLEFINS AND A CATALYST FOR POLYMERIZATION OF OLEFINS | 0 |
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SU1836384A3 |
POLYOLEFIN COMPOSITION AND A METHOD OF ITS PREPARING | 1991 |
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COMPONENT OF CATALYST FOR OLEFIN POLYMERIZATION | 1990 |
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(CYCLOALKYL)METHYLSILOXANES AS EXTERNAL DONORS FOR CATALYSTS USED IN SYNTHESIS OF POLYOLEFINS | 2001 |
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Authors
Dates
1995-07-09—Published
1990-07-25—Filed