ELECTRON-DONATING ORGANOSILICON COMPOUNDS, CATALYST OF α-OLEFINS POLYMERIZATION Russian patent published in 1995 - IPC

Abstract RU 2039062 C1

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

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RU 2 039 062 C1

Authors

Konstantin A.Stjuart[Ua]

Dates

1995-07-09Published

1990-07-25Filed