C - Chemistry – Metallurgy – 08 – F
Patent
C - Chemistry, Metallurgy
08
F
252/111, 402/643
C08F 4/64 (2006.01) C08F 10/00 (2006.01)
Patent
CA 1081679
ABSTRACT OF THE DISCLOSURE The invention relates to a process for the pro- duction of a catalyst component for use in the polymeriza- tion of ?-olefins, which comprises reacting titanium tetrachloride with a dialkylaluminum monohalide and mono- alkylaluminum dihalide, said dialkylaluminum monohalide being in a proportion of at least equimolar to said titanium tetrachloride, to thus obtain a violet reduced solid, then removing aluminum compounds contained in said reduced solid and further activating with a mixture or complex of titanium tetrachloride and a dialkyl ether of the general formula ROR' wherein R and R' are the same or different and are (a) alkyl groups having 1-4 carbon atoms, (b) normal alkyl groups having five carbon atoms or (c) alkyl groups having 6-20 carbon atoms and to a catalyst component prepared by the process of the invention.
266446
Inaba Naomi
Makishima Tokuo
Ueno Hiroshi
Wada Shozo
Borden Ladner Gervais Llp
Toa Nenryo Kogyo K.k.
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