摘要:
A liquid catalyst component for copolymerization of ethylene with .alpha.-olefin comprising a titanium compound represented by the following general formula:(R.sup.1 R.sup.2 N).sub.4-(m+n) TiX.sub.m Y.sub.nwherein R.sup.1 and R.sup.2 each represents a saturated hydrocarbon group having 8 to 30 carbon atoms; X represents halogen; Y represents an alkoxy group; m represents a number satisfying 1.ltoreq.m.ltoreq.3; n represents a number satisfying 0.ltoreq.n.ltoreq.2; and (m+n) satisfies 1.ltoreq.(m+n).ltoreq.3.Said liquid catalyst component is used in combination with an organoaluminum compound as a catalyst system for copolymerization of ethylene with .alpha.-olefin.
摘要:
A liquid catalyst component for copolymerization of ethylene with .alpha.-olefin comprising a titanium compound represented by the following general formula:(R.sup.1 R.sup.2 N).sub.4-(m+n) TiX.sub.m Y.sub.nwherein R.sup.1 and R.sup.2 each represents a saturated hydrocarbon group having 8 to 30 carbon atoms; X represents halogen; Y represents an alkoxy group; m represents a number satisfying 1.ltoreq.m.ltoreq.3; n represents a number satisfying 0.ltoreq.n.ltoreq.2; and (m+n) satisfies 1.ltoreq.(m+n).ltoreq.3.Said liquid catalyst component is used in combination with an organoaluminum compound as a catalyst system for copolymerization of ethylene with .alpha.-olefin.
摘要:
A solid catalyst component for olefin copolymerization containing trivalent titanium compound, which is obtained by reducing a titanium compound represented by the general formula Ti(OR.sup.1).sub.n X.sub.4-n (wherein R.sup.1 is a hydrocarbon group of 1 to 20 carbon atoms, X is a halogen atom, and n is a number satisfying 0
摘要:
An olefin polymerization catalyst comprising:(A) a solid catalyst component containing a trivalent titanium, which is represented by the composition formulaMg.sub.m Ti(OR).sub.n X.sub.p [ED].sub.q (wherein R is a hydrocarbon group having 1 to 20 carbon atoms, X is a halogen, ED is a electron donative compound, and m, n, p and q are each a number satisfying 1.ltoreq.m.ltoreq.51, 0
摘要:
An olefin polymerization catalyst comprising:(A) a solid catalyst component containing a trivalent titanium, which is represented by the composition formulaMg.sub.m Ti(OR).sub.n X.sub.p [ED].sub.q (wherein R is a hydrocarbon group having 1 to 20 carbon atoms, X is a halogen, ED is a electron donative compound, and m, n, p and q are each a number satisfying 1.ltoreq.m.ltoreq.51, 0
摘要:
A process for producing an .alpha.-olefin polymer which comprises polymerizing an .alpha.-olefin in the presence of a catalyst system comprising(A) a solid catalyst component containing at least titanium, magnesium, halogen, and electron donor and(B) a sterically hindered aluminum amide compound represented by the general formula ##STR1## wherein, R.sup.1 through R.sup.5 denote each a hydrocarbon group of 1 to 20 carbon atoms, L denotes an alkoxy group of 1 to 20 carbon atoms and/or halogen, l is 2 or 3, x is defined by 0
摘要:
A process for producing an .alpha.-olefin polymer which comprises polymerizing an .alpha.-olefin in the presence of a catalyst system comprising(A) a solid catalyst component containing at least titanium, magnesium, halogen, and electron donor and(B) a sterically hindered aluminum amide compound represented by the general formula ##STR1## wherein, R.sup.1 through R.sup.5 denote each a hydrocarbon group of 1 to 20 carbon atoms, L denotes an alkoxy group of 1 to 20 carbon atoms and/or halogen, l is 2 or 3, x is defined by 0
摘要:
A solid-catalyst component for use in the polymerization of .alpha.-olefins obtained byreducing a titanium compound represented by the following general formula:Ti(OR.sup.1).sub.n x.sub.4-n wherein R.sup.1 represents a hydrocarbon group having 1 to 20 carbon atoms, X represents a halogen atom and n represents a number satisyfing 0
摘要:
A solid catalyst component for .alpha.-olefin polymerization containing as catalyst components at least titanium, magnesium and chlorine which are impregnated into an organic porous polymer carrier having a mean particle diameter of 5 to 1,000 .mu.m and a pore volume of 0.1 ml/g or above at a pore radius of 100 to 5,000 .ANG., a catalyst system comprising at least said solid catalyst component (A) and an organoaluminum compound (B), as well as a process for producing .alpha.-olefin polymers using said catalyst system.
摘要:
A process for producing a highly stereospecific .alpha.-olefin polymer which comprises homopolymerizing or copolymerizing an .alpha.-olefin or copolymerizing an .alpha.-olefin with ethylene by the use of a catalyst system comprising:(A) a solid catalyst component containing a trivalent titanium compound obtained by reducing a titanium compound represented by the following general formula:Ti(OR.sup.1).sub.n X.sub.4-n (R.sup.1 represents a hydrocarbon group having 1 to 20 carbon atoms, X represents a halogen atom and n represents a number satisfying 0