WO2019064247A1 - 신규한 인덴계 전이금속 화합물, 이를 포함하는 전이금속 촉매 조성물, 및 이를 이용한 에틸렌 단독중합체 또는 에틸렌과 α-올레핀의 공중합체의 제조방법 - Google Patents
신규한 인덴계 전이금속 화합물, 이를 포함하는 전이금속 촉매 조성물, 및 이를 이용한 에틸렌 단독중합체 또는 에틸렌과 α-올레핀의 공중합체의 제조방법 Download PDFInfo
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- YBYIRNPNPLQARY-UHFFFAOYSA-N C(C=C1)c2c1cccc2 Chemical compound C(C=C1)c2c1cccc2 YBYIRNPNPLQARY-UHFFFAOYSA-N 0.000 description 1
- BQTJMKIHKULPCZ-UHFFFAOYSA-N C1C=C(C=CC=C2)C2=C1 Chemical compound C1C=C(C=CC=C2)C2=C1 BQTJMKIHKULPCZ-UHFFFAOYSA-N 0.000 description 1
- RUJLCPXSBFAUSQ-UHFFFAOYSA-N CC(C)(C)N[Si](C)(C1c2ccccc2C(N2CCCC2)=C1)c1ccccc1 Chemical compound CC(C)(C)N[Si](C)(C1c2ccccc2C(N2CCCC2)=C1)c1ccccc1 RUJLCPXSBFAUSQ-UHFFFAOYSA-N 0.000 description 1
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- C—CHEMISTRY; METALLURGY
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- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F7/00—Compounds containing elements of Groups 4 or 14 of the Periodic Table
- C07F7/02—Silicon compounds
- C07F7/08—Compounds having one or more C—Si linkages
- C07F7/10—Compounds having one or more C—Si linkages containing nitrogen having a Si-N linkage
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- C07F7/28—Titanium compounds
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F10/02—Ethene
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- C08F2/00—Processes of polymerisation
- C08F2/38—Polymerisation using regulators, e.g. chain terminating agents, e.g. telomerisation
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F36/00—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds
- C08F36/02—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds
- C08F36/20—Homopolymers and copolymers of compounds having one or more unsaturated aliphatic radicals, at least one having two or more carbon-to-carbon double bonds the radical having only two carbon-to-carbon double bonds unconjugated
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/646—Catalysts comprising at least two different metals, in metallic form or as compounds thereof, in addition to the component covered by group C08F4/64
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- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F4/00—Polymerisation catalysts
- C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
- C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
- C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
- C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
- C08F4/6592—Component covered by group C08F4/64 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
Definitions
- the present invention relates to a novel transition metal catalyst composition having a high catalytic activity for the production of a novel indene-based transition metal compound, an ethylene homopolymer containing the same, or a copolymer of ethylene and at least one alpha -olefin, an ethylene homopolymer or an ethylene- Olefins and copolymers of ethylene homopolymers or copolymers of ethylene and? -Olefins.
- the so-called Ziegler-Natta catalyst system composed of the main catalyst component of a titanium or vanadium compound and the cocatalyst component of an alkyl aluminum compound has been generally used for preparing a copolymer of ethylene with a homopolymer or an? -Olefin.
- the Ziegler-Natta catalyst system exhibits high activity for ethylene polymerization, the molecular weight distribution of the resulting polymer is generally broad due to the uneven catalytic activity point, and in particular, the disadvantage that the composition distribution is not uniform in the copolymer of ethylene and? .
- metallocene catalyst system comprising a metallocene compound of Group 4 transition metal such as titanium, zirconium, and hafnium and a promoter, methylaluminoxane. Since the metallocene catalyst system is a homogeneous catalyst having a catalytic activity point of a single species, it is characterized in that polyethylene having a narrow molecular weight distribution and uniform composition distribution can be produced as compared with the conventional Ziegler-Natta catalyst system.
- the polymerization activity is rapidly decreased and the? -Hydrogenolysis reaction predominates and the weight average molecular weight (Mw) Are not suitable for preparing high molecular weight polymers of 100,000 or more.
- a so-called geometrically constrained nonmetalocene catalyst (Aka single-site catalyst).
- EP 0416815 and EP 0420436 disclose an example in which an amide group is linked in the form of a ring to one cyclopentadiene ligand.
- EP 0842939 a phenol-based ligand as an electron donor compound is reacted with a cyclopentadiene ligand An example of a catalyst in the form of a ring is shown.
- a transition metal of the group 4 on the periodic table has a rigid planar structure and is rich in electrons and widely separated,
- An alkyl group or an alkenyl group and an aryl group at the same time to a silyl group having a structure in which an indene or its derivative group is bonded to an amido group substituted with a silyl group,
- Transition metal compound having a structural characteristic that is excellent in high temperature activity in the polymerization of ethylene and olefins and has excellent solubility in solvents such as n-hexane and cyclohexane,
- the catalysts developed in the present invention despite the presence of diastereomeric properties Jaryang distribution is produced polymer is narrow, even in a high temperature, thereby completing the present invention and found to have the properties such as showing a high activity.
- Another object of the present invention is to provide a process for economically producing an ethylene homopolymer or a copolymer of ethylene and an? -Olefin from a commercial standpoint using a catalyst composition comprising the above transition metal compound.
- Another object of the present invention is to provide a method for producing a copolymer of ethylene and an? -Olefin, wherein the transition metal compound is used as a graph showing a chemical composition distribution of a single-pole or double-pole graph.
- the present invention relates to a method for producing a transition metal compound, which comprises, as a center metal, an indene or a derivative thereof having a quadruple transition metal on the periodic table having a rigid plane structure and being electron-
- the present invention relates to a transition metal compound having a structure which has a structure linked by a halogen atom, a halogen atom, a halogen atom, a halogen atom, a halogen atom, a halogen atom, a halogen atom, will be.
- M is a transition metal of Group 4 on the Periodic Table
- R 1 is (C 1 -C 20) alkyl or (C 2 -C 20) alkenyl and the alkyl or alkenyl of R 1 is halogen, (C 6 -C 30) aryl and (C 6 -C 20) Lt; / RTI > may be further substituted with one or more substituents selected from the group consisting of;
- Ar 1 is (C6-C30) aryl, and the aryl of Ar 1 is a (C1-C20) alkyl, halo (C1-C20) alkyl and (C6-C30) aryl (C1-C20) is selected from the group consisting of alkyl Which may be further substituted with one or more substituents;
- R 2 to R 5 are independently of each other hydrogen, (C 1 -C 20) alkyl, (C 1 -C 20) alkoxy, halo (C 1 -C 20) alkyl, (C 3 -C 20) cycloalkyl, (C6-C30) aryl, (C6-C30) aryl, (C6-C30) aryloxy, (CrC20) C20) alkyl (C6-C30) aryl) (C1-C20) alkyl, wherein R 2 to R 5 may be connected to an adjacent substituent may form a fused ring, wherein the formed fused ring is (C1-C20) alkyl, (C6-C30) aryl, (C6-C30) aryloxy, (C6-C30) alkoxy, halo (C1- C20) alkyl, (C3- C20) cycloalkyl, (C 1 -C 20) alkyl (C 6
- R 9 is (C 1 -C 20) alkyl, (C 3 -C 20) cycloalkyl or (C 6 -C 30) aryl (C 1 -C 20) alkyl;
- R 6 and R 7 are independently selected from the group consisting of (C 1 -C 20) alkyl, halo (C 1 -C 20) alkyl, (C 3 -C 20) cycloalkyl, (C 6 -C 30) aryl, aryl, (C1-C20) alkoxy (C6-C30) aryl or (C6-C30) aryl (C1-C20) alkyl or, wherein R 6 and R 7 are connected to each other may form a ring, the formed ring is (C1-C60) alkyl, (C6-C60) aryl, (C6-C60) (C1-C20) alkyl (C6-C30) aryl and (C6-C20) aryloxy;
- R < 8 > is hydrogen or (C1-C20) alkyl
- X 1 and X 2 are independently of each other selected from the group consisting of halogen, (C 1 -C 20) alkyl, (C 2 -C 20) alkenyl, (C 3 -C 20) cycloalkyl, (C 6 -C 30) aryl, (C 1 -C 20) alkyl, (C 1 -C 20) alkyl ((C 1 -C 20) alkyl (C 6 -C 30) aryl) ) aryloxy, (C1-C20) alkoxy (C6-C30) aryloxy, -OSiR a R b R c, -SR d, -NR e R f, -PR g R h , or (C1-C20) alkylidene and ;
- R a to R d are independently selected from the group consisting of (C 1 -C 20) alkyl, (C 6 -C 20) aryl, (C 6 -C 20) aryl (C 6 -C 20) C3-C20) cycloalkyl;
- R e to R h are independently selected from the group consisting of (C 1 -C 20) alkyl, (C 6 -C 20) aryl, (C 6 -C 20) aryl (C 6 -C 20) C3-C20) cycloalkyl, tri (C1-C20) alkylsilyl or tri (C6-C20) arylsilyl;
- a transition metal compound represented by Formula 1 represented by Formula 1; And a cocatalyst selected from an aluminum compound, a boron compound or a mixture thereof, or a transition metal catalyst composition for preparing a copolymer of ethylene and an? -Olefin.
- a method for preparing a copolymer of ethylene homopolymer or ethylene and an alpha -olefin using the transition metal catalyst composition is provided.
- R 1 to R 9 and Ar 1 are the same as defined in the above formula (1).
- a transition metal compound for use in producing a copolymer of ethylene and an? -Olefin having a GPC graph of a single rod is provided.
- a method for preparing a copolymer of ethylene and an -olefin wherein the transition metal compound is used as a graph showing a chemical composition distribution of a monobon or a bimodal curve.
- the transition metal compound or the catalyst composition comprising the transition metal compound according to the present invention can be easily produced by a high synthesis rate and an economical method and is excellent in thermal stability of the catalyst,
- the present invention has commercial utility in comparison with the already known metallocene and non-metallocene single-site catalysts since it can produce a polymer having a high copolymerization reactivity with a high molecular weight and a high molecular weight.
- the present invention has developed catalysts that exhibit narrow molecular weight distribution characteristics, such as single-site catalysts, despite the fact that they are diastereomeric catalysts depending on the control of the ligand.
- the copolymer prepared by using the transition metal compound according to the present invention as a catalyst at high temperature and high activity can easily produce copolymers having a narrow molecular weight distribution and a narrow chemical composition distribution (CCD) Has a unique advantage of being able to manufacture a narrow (2peak) chemical composition distribution. Therefore, the transition metal catalyst composition according to the present invention can be advantageously used in the production of an ethylene polymer selected from copolymers of ethylene and an? -Olefin having various physical properties.
- the transition metal compound according to one embodiment of the present invention is a transition metal compound based on an indenyl group into which a nitrogen-containing substituent represented by the following general formula (1) is introduced.
- the transition metal compound is a rigid, An indene having a planar structure and rich in electrons and being broadly segmented and having a structure in which a nitrogen-containing substituent is introduced, or an amide group substituted with a silyl group, Or a silyl group connecting a derivative group thereof and an amido group, an alkyl or alkenyl group and an aryl group which induce a high molecular weight distribution, not a broad molecular weight distribution, which is a disadvantage of a diastereomer, , Which is a high-efficiency and high molecular weight ethylene Which has the advantage of being advantageous in obtaining the polymer at high temperature.
- M is a transition metal of Group 4 on the Periodic Table
- R 1 is (C 1 -C 20) alkyl or (C 2 -C 20) alkenyl and the alkyl or alkenyl of R 1 is halogen, (C 6 -C 30) aryl and (C 6 -C 20) Lt; / RTI > may be further substituted with one or more substituents selected from the group consisting of;
- Ar 1 is (C6-C30) aryl, and the aryl of Ar 1 is a (C1-C20) alkyl, halo (C1-C20) alkyl and (C6-C30) aryl (C1-C20) is selected from the group consisting of alkyl Which may be further substituted with one or more substituents;
- R 2 to R 5 are independently of each other hydrogen, (C 1 -C 20) alkyl, (C 1 -C 20) alkoxy, halo (C 1 -C 20) alkyl, (C 3 -C 20) cycloalkyl, (C6-C30) aryl, (C6-C30) aryl, (C6-C30) aryloxy, (CrC20) C20) alkyl (C6-C30) aryl) (C1-C20) alkyl, wherein R 2 to R 5 may be connected to an adjacent substituent may form a fused ring, wherein the formed fused ring is (C1-C20) alkyl, (C6-C30) aryl, (C6-C30) aryloxy, (C6-C30) alkoxy, halo (C1- C20) alkyl, (C3- C20) cycloalkyl, (C 1 -C 20) alkyl (C 6
- R 9 is (C 1 -C 20) alkyl, (C 3 -C 20) cycloalkyl or (C 6 -C 30) aryl (C 1 -C 20) alkyl;
- R 6 and R 7 are independently selected from the group consisting of (C 1 -C 20) alkyl, halo (C 1 -C 20) alkyl, (C 3 -C 20) cycloalkyl, (C 6 -C 30) aryl, aryl, (C1-C20) alkoxy (C6-C30) aryl or (C6-C30) aryl (C1-C20) alkyl or, wherein R 6 and R 7 are connected to each other may form a ring, the formed ring is (C1-C60) alkyl, (C6-C60) aryl, (C6-C60) (C1-C20) alkyl (C6-C30) aryl and (C6-C20) aryloxy;
- R < 8 > is hydrogen or (C1-C20) alkyl
- X 1 and X 2 are independently of each other selected from the group consisting of halogen, (C 1 -C 20) alkyl, (C 2 -C 20) alkenyl, (C 3 -C 20) cycloalkyl, (C 6 -C 30) aryl, (C 1 -C 20) alkyl, (C 1 -C 20) alkyl ((C 1 -C 20) alkyl (C 6 -C 30) aryl) ) aryloxy, (C1-C20) alkoxy (C6-C30) aryloxy, -OSiR a R b R c, -SR d, -NR e R f, -PR g R h , or (C1-C20) alkylidene and ;
- R a to R d are independently selected from the group consisting of (C 1 -C 20) alkyl, (C 6 -C 20) aryl, (C 6 -C 20) aryl (C 6 -C 20) C3-C20) cycloalkyl;
- R e to R h are independently selected from the group consisting of (C 1 -C 20) alkyl, (C 6 -C 20) aryl, (C 6 -C 20) aryl (C 6 -C 20) C3-C20) cycloalkyl, tri (C1-C20) alkylsilyl or tri (C6-C20) arylsilyl;
- the transition metal compound of the present invention is a catalyst having a structural feature that simultaneously contains an alkyl group or an alkenyl group and an aryl group in a silyl group linking an indenyl group and an amido group into which a nitrogen-containing substituent is introduced.
- the transition metal compound is an alkyl group or an alkenyl Terephthalic acid, and terephthalic acid.
- H 1 -NMR it was confirmed by H 1 -NMR that two diastereomers are present as shown in FIG. 1 due to the structural characteristic that the silyl group simultaneously contains an alkyl group or an alkenyl group and an aryl group.
- the catalysts developed in the present invention exhibit such properties that a polymer having a narrow molecular weight distribution is produced and exhibits high activity even at a high temperature, despite the existence of diastereomeric properties at a ratio of 1: 1 to 1: 8. It has been reported that, in the case of catalysts having a diastereomer in which an indenyl group and an amido group are linked by a silyl group, the molecular weight distribution has a broad characteristic. However, in the case of the catalysts developed in the present invention, a polymer having a narrow molecular weight distribution could be obtained at high temperature and high efficiency.
- a polymer having a narrow molecular weight distribution and a narrow composition distribution can be obtained, and a polymer having broad characteristics can be obtained with a narrow molecular weight distribution and a chemical composition distribution, It can be said that the value is great.
- alkyl " refers to a monovalent straight-chain or branched saturated hydrocarbon radical consisting solely of carbon and hydrogen atoms.
- alkyl radicals include methyl, ethyl, propyl, isopropyl, butyl, isobutyl, Butyl, pentyl, hexyl, octyl, nonyl, and the like.
- " aryl " refers to an organic radical derived from an aromatic hydrocarbon by the removal of one hydrogen, with a single or fused ring containing from 4 to 7, preferably 5 or 6 ring atoms, A ring system, and a form in which a plurality of aryls are connected by a single bond.
- Fused ring systems may include aliphatic rings, such as saturated or partially saturated rings, and necessarily contain one or more aromatic rings.
- the aliphatic ring may also contain nitrogen, oxygen, sulfur, carbonyl or the like in the ring.
- aryl radical examples include phenyl, naphthyl, biphenyl, indenyl, fluorenyl, phenanthrenyl, anthracenyl, triphenylenyl, pyrenyl, crycenyl, naphthacenyl, 9,10-dihydro Anthracenyl, and the like.
- " cycloalkyl " as used herein means a monovalent saturated carbocyclic radical consisting of one or more rings.
- cycloalkyl radicals include, but are not limited to, cyclopropyl, cyclobutyl, cyclopentyl, cyclohexyl, cycloheptyl, and the like.
- " halo " or " halogen " as used herein means a fluorine, chlorine, bromine or iodine atom.
- " alkyl substituted by one or more halogens, such as trifluoromethyl.
- " alkoxy " and " aryloxy " refer to an -O-alkyl radical and an -O-aryl radical, respectively, wherein alkyl and aryl are as defined above.
- the transition metal compound of Formula 1 may be a transition metal compound represented by Formula 2:
- M, R 1 , R 6 , R 7 , R 9 , X 1, and X 2 are the same as defined in Formula 1;
- R 2 to R 5 are independently of each other hydrogen, (C 1 -C 20) alkyl, (C 1 -C 20) alkoxy, halo (C 1 -C 20) alkyl, (C 3 -C 20) cycloalkyl, (C6-C30) aryl, (C6-C30) aryl, (C6-C30) aryloxy, (CrC20) C20) alkyl (C6-C30) aryl) (C1-C20) alkyl, wherein R 2 to R 5 is with or without an adjacent substituent via the aromatic ring (C3-C7) alkylene, (C3-C7) alkenyl (C1-C20) alkoxy, halo (C1-C20) alkyl, (C3-C60) alkynyl, (C6-C30) aryl, (C6-C30) aryloxy, (C1-C20) alkyl (C6-C30) ary
- R 11 to R 15 are independently of each other hydrogen, (C 1 -C 20) alkyl, halo (C 1 -C 20) alkyl or (C 6 -C 30) aryl (C 1 -C 20) alkyl.
- M of the transition metal compound is preferably a transition metal of Group 4 in the periodic table, preferably titanium (Ti), zirconium (Zr) or hafnium (Hf), more preferably titanium ) Or zirconium (Zr).
- (C1-C20) alkyl groups is, for example, methyl, ethyl, n- propyl, isopropyl, n- butyl, isobutyl, sec - butyl, tert - butyl group, n- pentyl group, A neopentyl group, an amyl group, an n-hexyl group, an n-octyl group, a n-decyl group, an n-dodecyl group or an n-pentadecyl group; (C2-C20) alkenyl group is, for example, a vinyl group or an allyl group; (C3-C20) cycloalkyl group is, for example, a cyclopropyl group, a cyclobutyl group, a cyclopentyl group, a cyclohexyl group, a cycloheptyl group, a cyclo
- R 6 and R 7 are independently (C1-C20) alkyl, (C3-C20) cycloalkyl or (C6-C30) aryl, wherein R 6 and R each other 7 may be linked by a (C3-C7) alkylene containing or not containing an aromatic ring to form a ring, and the ring formed may be substituted by (C1-C20) alkyl, (C6-C30) aryl (C6-C60) alkoxy, (C3-C20) cycloalkyl, (C6-C20) aryl, (C1- Or more.
- R 1 can be (C 1 -C 20) alkyl, (C 2 -C 20) alkenyl or (C 6 -C 30) aryl (C 1 -C 20) alkyl;
- Ar 1 can be (C6-C30) aryl or (C1-C20) alkyl (C6-C30) aryl;
- R 2 to R 5 are each independently hydrogen, (C1-C20) alkyl, (C1-C20) alkoxy, (C1-C20) alkyl (C6-C30) aryl, (C6-C30) aryl, (C6-C30) (C6-C30) aryloxy or (C6-C30) aryl (C1-C20) alkyl, or wherein R 2 to R 5 contain an aromatic ring with or without adjacent substituents C3-C7) alkylene, (C3-C7) alkenylene or (C4-C7) alkadienylene to form
- the R One Is more specifically a methyl group, an ethyl group, an n-propyl group, an isopropyl group, an n-butyl group, a vinyl group, an allyl group Or a benzyl group;
- the Ar One May be more specifically a phenyl group, a naphthyl group, a biphenyl group, a tolyl group, a trimethylphenyl group, a butylphenyl group, a pentylphenyl group, a hexylphenyl group, an octylphenyl group, a decylphenyl group, a dodecylphenyl group or a tetradecylphenyl group;
- the R 2 To R 5 Is independently hydrogen, methyl, ethyl, n-propyl, isopropyl, n-butyl, A phenyl group, a naph
- R 31 to R 35, R 41 and R 42 are each independently hydrogen, methyl, ethyl, n- propyl, isopropyl, n- butyl, isobutyl, 2-methyl butyl group, a sec - butyl group, tert - butyl group, n- pentyl group, neopentyl group, amyl, n- hexyl, n- octyl group, n- decyl group, n- dodecyl group, n- penta decyl group, a phenyl group, a 2-tolyl group, Xylyl group, 2,5-xylyl group, 2,6-xylyl group, 3,4-xylyl group, Xylyl group, 2,3,4-trimethylphenyl group, 2,3,5-trimethylphenyl group, 2,3,6-trimethylphenyl group, 2,4,6-trimethylphenyl group, 3,4,5
- the halogen atom may be exemplified by a fluorine, chlorine, bromine or iodine atom
- the (C 1 -C 20) alkyl group may be a methyl group, group, an isopropyl group, n- butyl group, sec - butyl, tert - butyl group, n- pentyl group, neopentyl group, amyl, n- hexyl, n- octyl group, n- decyl group, n- A dodecyl group, an n-pentadecyl group or an n-eicosyl group;
- the (C3-C20) cycloalkyl group may be exemplified by a cyclopropane group, a cyclobutyl group, a cyclopentyl group, a cyclo
- X 1 and X 2 are independently halogen, (C1-C20) alkyl, (C3-C20) cycloalkyl, (C6-C30) aryl, (C6-C30) aralkyl (C1 each other -C20) alkyl, (C1-C20) alkoxy, (C6-C30) aryloxy, (C1-C20) alkyl -OSiR (C6-C30) aryloxy, a R b R c, -SR d, -NR e R f or -PR g R h ; R a to R h independently of one another can be (C 1 -C 20) alkyl or (C 6 -C 20) aryl.
- X 1 and X 2 independently represent fluorine, chlorine, bromine, methyl, ethyl, isopropyl, A tertiary butyl group, a tert -butyl group, a tert -butoxy group, a phenoxy group, a 4-tert-butylphenoxy group, a trimethylsilyl group, a tert- butyldimethylsilyl group, a dimethylamino group, a diphenylamino group, a dimethylphosphine group, a diethylphosphine group, , Ethylthio group or isopropylthio group.
- M in the formula (2) is tetravalent titanium, zirconium or hafnium;
- R < 1 > is (C1-C20) alkyl;
- R 11 to R 15 independently from each other are hydrogen or (C 1 -C 20) alkyl;
- R 2 to R 5 independently from each other are hydrogen or (C 1 -C 20) alkyl, or R 2 to R 5 are adjacent substituents and , or To form a fused ring;
- R 21 to R 24 independently from each other are hydrogen or (C 1 -C 20) alkyl;
- R 6 and R 7 are independently (C1-C20) alkyl each other, wherein R 6 and R 7 is , , , , , , , or To form a ring;
- R 31 to R 35 , R 41 and R 42 independently of one another are hydrogen or (C 1 -C 20) alkyl;
- m and n are each independently an integer of 1 to 4;
- the transition metal compound may be selected from compounds having the following structures, but is not limited thereto.
- X 1 and X 2 are each independently selected from the group consisting of halogen, (C 1 -C 20) alkyl, (C 3 -C 20) cycloalkyl, (C 6 -C 30) aryl, (C 6 -C 30) (C6-C30) aryloxy, (C6-C30) aryloxy, -OSiR a R b R c , -SR d , -NR e R f or -PR g R h ;
- R a to R h are, independently of each other, (C 1 -C 20) alkyl or (C 6 -C 20) aryl.
- the transition metal compounds according to the invention are ethylene homopolymers and ethylene and to the ⁇ - olefin is an active catalytic component used in ethylene polymer produced is selected from the copolymer, and preferably X 1 or X of the transition metal complex 2 ligand may be extracted to cationize the center metal while acting as a co-catalyst with an aluminum compound, a boron compound, or a mixture thereof capable of acting as a counterion having a weak bonding force, that is, an anion, Catalyst compositions comprising catalysts are also within the scope of the present invention.
- a transition metal catalyst composition comprising the transition metal compound and a cocatalyst selected from an aluminum compound, a boron compound, or a mixture thereof.
- the aluminum compound which can be used as a cocatalyst is selected from an aluminoxane compound represented by Chemical Formula 3 or 4, an organoaluminum compound represented by Chemical Formula 5, or an organoaluminum oxide compound represented by Chemical Formula 6 or Chemical Formula 7 Lt; / RTI >
- R 51 is (C 1 -C 20) alkyl, preferably a methyl group or an isobutyl group, and p is an integer of 5 to 20;
- R 52 and R 53 are each (C 1 -C 20) alkyl;
- E is hydrogen or halogen;
- r is an integer from 0 to 3;
- R < 54 > is (C1-C20) alkyl or (C6-C30)
- the aluminum compound examples include aluminoxane compounds such as methylaluminoxane, modified methylaluminoxane, and tetraisobutylaluminoxane;
- organoaluminum compound examples include trialkylaluminum including trimethylaluminum, triethylaluminum, tripropylaluminum, triisobutylaluminum and trihexylaluminum;
- Dialkyl aluminum chlorides including dimethyl aluminum chloride, diethyl aluminum chloride, dipropyl aluminum chloride, diisobutyl aluminum chloride and dihexyl aluminum chloride;
- Alkylaluminum dichlorides including methylaluminum dichloride, ethylaluminum dichloride, propylaluminum dichloride, isobutylaluminum dichloride and hexylaluminum dichloride;
- Dialkylaluminum hydrides including dimethylaluminum hydride, die
- the aluminum compound is preferably one or a mixture of two or more selected from alkyl aluminoxane compounds or trialkyl aluminum, more preferably methyl aluminoxane, modified methyl aluminoxane, tetraisobutyl aluminum Naphthoic acid, niobic acid, trimethylaluminum, triethylaluminum, trioctylaluminum and triisobutylaluminum, or a mixture of two or more thereof.
- boron compounds which can be used as cocatalysts are known from U.S. Patent No. 5,198,401 and can be selected from the compounds represented by the following formulas (8) to (10).
- B is a boron atom
- R 61 is a phenyl group and the phenyl group is substituted with 3 to 5 substituents selected from fluoro, (C1-C20) alkyl unsubstituted or substituted by fluoro, and (C1-C20) alkoxy unsubstituted or substituted with fluoro ≪ / RTI >
- R 62 is a (C 5 -C 7) aromatic radical or a (C 1 -C 20) alkyl (C 6 -C 20) aryl radical or a (C 6 -C 30) aryl (C 1 -C 20) alkyl radical such as triphenylmethylium, Radical
- Z is a nitrogen or phosphorus atom
- R 63 is a (C 1 -C 20) alkyl radical and Ar 2 is a (C 5 -C 7) aromatic radical substituted with a phenyl or (C 1
- boron-based co-catalyst include tris (pentafluorophenyl) borane, tris (2,3,5,6-tetrafluorophenyl) borane, tris (2,3,4,5-tetrafluoro (2,3,4-trifluorophenyl) borane, phenylbis (pentafluorophenyl) borane, tetrakis (triphenylphosphine) borane, (Pentafluorophenyl) borate, tetrakis (2,3,5,6-tetrafluorophenyl) borate, tetrakis (2,3,4,5-tetrafluorophenyl) borate, tetrakis , 5,6-tetrafluorophenyl) borate, tetrakis (2,2,4-trifluorophenyl) borate, phenylbis (pentafluorophenyl) borate
- these compounds include ferrocenium tetrakis (pentafluorophenyl) borate, 1,1'-dimethylferrocenium tetrakis (pentafluorophenyl) borate, tetrakis (pentafluorophenyl) borate, triphenyl (Pentafluorophenyl) borate, triphenylmethyleniumtetrakis (3,5-bistrifluoromethylphenyl) borate, triethylammonium tetrakis (pentafluorophenyl) borate, tripropylammonium tetra (Pentafluorophenyl) borate, tri (n-butyl) ammonium tetrakis (pentafluorophenyl) borate, tri (n-butyl) ammonium tetrakis (Pentafluorophenyl) borate, tri (n-butyl) ammonium t
- the cocatalyst may serve as a scavenger for removing impurities acting as a poison to the catalyst in the reactants.
- the preferred range of the ratio between the transition metal compound and the promoter of the present invention is the ratio of the center metal (M) to the boron atom (B) May be in the range of 1: 0.1 to 100: 1 to 2,000, preferably 1: 0.5 to 30: 10 to 1,000, more preferably 1: 0.5 to 1: ⁇ 5: 10 ⁇ 500.
- the ratio of the transition metal compound of the present invention to the cocatalyst is out of the above range, the amount of the cocatalyst is relatively small, so that the transition metal compound is not fully activated and the catalytic activity of the transition metal compound may not be sufficient, There may arise a problem that the production cost is greatly increased due to the use of co-catalyst. Within this range, it exhibits excellent catalytic activity for producing a homopolymer of ethylene or a copolymer of ethylene and? -Olefin, and the range of the ratio varies depending on the purity of the reaction.
- a method for producing an ethylene polymer selected from a homopolymer of ethylene and a copolymer of ethylene and an? -Olefin using the transition metal compound or the transition metal catalyst composition will be.
- a copolymerization method of copolymerizing ethylene, propylene and optionally a nonconjugated diene using the transition metal compound or the transition metal catalyst composition is provided.
- the process for preparing the ethylene polymer using the transition metal catalyst composition can be carried out by contacting the transition metal catalyst, the cocatalyst, and the ethylene or? -Olefin comonomer in the presence of a suitable organic solvent.
- the transition metal catalyst and the cocatalyst component may be separately introduced into the reactor, or the components may be premixed and introduced into the reactor, and the mixing conditions such as the order of introduction, temperature, and concentration are not limited.
- Preferred organic solvents that can be used in the above production process are (C3-C20) hydrocarbons. Specific examples thereof include butane, isobutane, pentane, hexane, heptane, octane, isooctane, nonane, decane, dodecane, cyclohexane, Hexane, benzene, toluene, xylene, and the like.
- ethylene when ethylene homopolymer is prepared, ethylene alone is used as a monomer, and the pressure of ethylene is suitably 1 to 1000 atm, and more preferably 6 to 150 atm. It is also effective that the polymerization reaction is carried out at a temperature of from 25 ° C to 220 ° C, preferably from 70 ° C to 220 ° C, more preferably from 100 ° C to 220 ° C.
- a copolymer of ethylene and? -Olefin When a copolymer of ethylene and an? -Olefin is prepared, a copolymer of ethylene and? -Olefin, C4 to C20 diolefin, C5 to C20 cycloolefin or cycloolefin or styrene 1-butene, 1-pentene, 1-hexene, 1-octene, 1-decene, 1-hexene, and the like.
- C4-C20 diolefins include 1,3-butadiene, 1,4-pentadiene and 2- Methyl-1,3-butadiene
- preferred examples of the C5-C20 cycloolefin or the cyclodiolefin include cyclopentene, cyclohexene, cyclopentadiene, cyclohexadiene, norbonene, Vinylidene-2-norbornene (VNB), 5-methylene-2-norbornene (MNB) and 5-ethylidene- Bonenen (ENB).
- the above olefins can be homopolymerized or two or more olefins can be copolymerized.
- preferred ethylene pressure and polymerization reaction temperature may be the same as in the case of the ethylene homopolymer production, and the copolymer prepared according to the method of the present invention usually contains not less than 30% by weight of ethylene, preferably 60% % Ethylene, more preferably from 60 to 99 wt%, based on the total weight of the composition.
- a C3-C10 alpha -olefin is appropriately used as ethylene and a comonomer, and a melt flow rate of 0.001 to 2000 dg / min with a density of 0.850 g / cc to 0.960 g / Can easily and economically be manufactured from an elastomer having a high density polyethylene (HDPE) region.
- HDPE high density polyethylene
- the ethylene / propylene (EP) elastomer and the ethylene / propylene / diene (EPDM) elastomer can be advantageously prepared using the catalyst of the present invention.
- EP ethylene / propylene
- EPDM ethylene / propylene / diene
- hydrogen may be used as a molecular weight modifier and has a weight average molecular weight (Mw) generally in the range of 5,000 to 1,000,000 g / mol.
- the catalyst composition presented in the present invention is present in a uniform form in a polymerization reactor, it is preferable to apply to a solution polymerization process carried out at a temperature above the melting point of the polymer.
- the transition metal compound and cocatalyst may be supported on a porous metal oxide support as disclosed in U.S. Patent No. 4,752,597, and used as slurry polymerization or gas-phase polymerization processes as non-uniform catalyst systems.
- the present invention also includes a compound represented by the following formula (Int-1) as an intermediate for preparing the transition metal compound of the above formula (1).
- R 1 to R 9 and Ar 1 are the same as defined in the above formula (1).
- the present invention also relates to a transition metal compound of the above formula (1) for use in producing a copolymer of ethylene and an? -Olefin having a GPC graph of a single rod, and a TGIC analysis using the same, To a method for producing a copolymer of ethylene and an? -Olefin.
- Cyclohexane a polymerization solvent
- the polymerized polymer was analyzed by the method described below.
- MI Melt Flow Index
- the content ratio of unreacted ethylene and nitrogen as a reference material was measured by gas chromatography (GC).
- N - tert - butyl-1-chloro-1-methyl-1-phenyl-amine silane 7.16 g, 31.4 mmol was added to and dissolved in tetrahydrofuran (THF) (50 mL) was stirred at room temperature for 12 hours.
- THF tetrahydrofuran
- the solvent was removed in vacuo, dissolved in normal hexane (150 mL) and the solids were removed with a filter filled with dried celite. The solvent was removed to give compound 1-c, which was viscous oil (10.0 g, yield 90.8%, diastereomeric ratio 1: 1).
- the compound 1-d (4.0 g, 11.0 mmol) was dissolved in diethyl ether (50 mL) in a 250 mL three-necked round-bottomed flask under nitrogen atmosphere, and the temperature was lowered to -78 ° C. Then, 1.5 M methyl lithium (14.7 mL, 22.1 mmol ) was slowly added thereto, and a solution of tetrachlorotitanium (TiCl 4 ) (2.1 g, 11.0 mmol) in anhydrous n-hexane (30 mL) was slowly added at -78 ° C. After stirring at room temperature for 3 hours, the solvent was removed in vacuo.
- Compound 2-a was prepared by the method for preparation of US 6268444 B1.
- the compound 2-b (4.14 g, 11.0 mmol) was dissolved in diethyl ether (50 mL) in a 250 mL three-necked round-bottomed flask under nitrogen atmosphere. The temperature was lowered to -78 ° C., and 1.5 M methyl lithium (29.4 mL, 44.2 mmol ) Is slowly injected, the temperature is raised to room temperature and stirred for 6 hours. The reaction mixture was cooled to -78 ° C, and a solution of tetrachlorotitanium (TiCl 4 ) (2.1 g, 11.0 mmol) in anhydrous n-hexane (30 mL) was slowly added at -78 ° C.
- TiCl 4 tetrachlorotitanium
- Copolymerization of ethylene with 1-octene was carried out using a continuous polymerization apparatus as follows.
- the catalysts synthesized in Preparation Examples 1-3 and Comparative Preparation Example 1 were used as single-site catalysts, and cyclohexane was used as a solvent.
- the amount of catalyst used is as shown in Table 1 below.
- Ti represents a catalyst
- Al represents triisobutylaluminum
- B represents N, N-dioctadecyl anilinium tetrakis (pentafluorophenyl) borate as a cocatalyst.
- the catalyst was dissolved in toluene at a concentration of 0.1 g / L, and the synthesis was carried out using 1-octene as the comonomer.
- the conversion rate of the reactor could be estimated through the reaction conditions and the temperature gradient in the reactor when polymerizing with one polymer under each reaction condition.
- the molecular weight was controlled by a function of the reactor temperature and the 1-octene content, and the conditions and results are shown in Tables 1 and 2 below.
- -Ti means Ti in the catalyst.
- Examples 1 to 7 which were obtained by polymerizing the catalysts developed in the present invention, exhibited a higher temperature (150 ° C. or higher) than Comparative Examples 1 and 2 Polymers with low MI values indicating a high conversion of ethylene and a low density and a high molecular weight were easily obtained.
- the catalyst of the present invention exhibited a high ethylene conversion despite the use of a small amount of catalyst as compared with the catalyst of Comparative Example 2, indicating that the catalyst of the present invention is superior in catalytic activity. Also, in Example 4, a copolymer having a low density and a high molecular weight was easily produced even at a polymerization temperature of 181 degrees.
- a copolymer having a high ethylene conversion of 77% or more, a low density of 0.893 g / cc or less, and an MI value of less than 5 can be produced at high temperature polymerization of 150 ° C or higher.
- GPC graphs of the copolymers prepared in Examples 5 and 6 are shown in FIG. 2, and the number average molecular weight (Mn), weight average molecular weight (Mw) and molecular weight distribution index (MWD) are shown in Table 3 below.
- GPC graphs of copolymers prepared by catalyzing diastereomers have broad molecular weight distributions in a wide or two peak graph shape.
- the complexes of Preparation Example 2 of the present invention and Preparation Example 3 The copolymer prepared in Example 5 and Example 6 exhibited a narrow molecular weight distribution of a single rod uniquely on the GPC graph.
- the copolymer of Example 5 (Polymer 2) had a molecular weight distribution of 2.33
- the copolymer of Example 6 (Polymer 3) had a molecular weight distribution of 2.2, all of which showed a narrow molecular weight distribution of a single rod.
- FIG. 3 shows a TGIC (Thermal Gradient Interaction Chromatography) graph for examining the chemical composition distribution (CCD) of the copolymers prepared in Examples 5 and 6. From FIG. 3, it can be seen that the copolymer (Polymer 2) prepared using the complex 2 of Preparation Example 2 in Example 5 exhibits a narrow distribution of single peaks characteristic of a typical single-site catalyst, It can be seen that the copolymer (Polymer 3) prepared in Example 6 using the complex 3 of Production Example 3 as a polymerization catalyst exhibits a wide chemical composition distribution with a double peak which is difficult to obtain from a typical single-site catalyst.
- TGIC Thermal Gradient Interaction Chromatography
- Copolymerization of ethylene with 1-octene was carried out using a batch polymerization apparatus as follows.
- the catalyst activity was significantly increased as compared with the case of using the complex C of Comparative Preparation Example 4 in which a nitrogen-containing substituent was not introduced in indene.
- the polymers prepared using the complex B of Comparative Preparation Example 3 in which the diphenyl group was substituted were used as the polymerization catalysts, although the molecular weight was larger than that of the polymer prepared using the complex C of Comparative Preparation Example 4 as the polymerization catalyst The molecular weight distribution was remarkably narrow.
- the complex according to the present invention a complex having a structure in which an indene and an amido group introduced with a nitrogen-containing substituent are connected with an alkyl group and an aryl group-substituted silyl group,
- a high-temperature highly active diastereomeric catalyst capable of producing a copolymer having a narrow molecular weight distribution and a narrow chemical composition distribution, or having a narrow molecular weight distribution useful for the development of new products and having a wide chemical composition distribution, As shown in FIG.
- the complex according to the present invention a complex having a structure in which an indene and an amido group introduced with a nitrogen-containing substituent are linked by an alkyl group or an alkenyl group and a silyl group substituted with an aryl group is easy to produce, It can be said that a copolymer having a narrow molecular weight distribution and a narrow molecular weight distribution and a copolymer having a narrow molecular weight distribution and a wide chemical composition distribution can be easily produced by simply changing a substituent, have.
- the transition metal compound or the catalyst composition comprising the transition metal compound according to the present invention can be easily produced by a high synthesis rate and an economical method and is excellent in thermal stability of the catalyst,
- the present invention has commercial utility in comparison with the already known metallocene and non-metallocene single-site catalysts since it can produce a polymer having a high copolymerization reactivity with a high molecular weight and a high molecular weight.
- the present invention has developed catalysts that exhibit narrow molecular weight distribution characteristics, such as single-site catalysts, despite the fact that they are diastereomeric catalysts depending on the control of the ligand.
- the copolymer prepared by using the transition metal compound according to the present invention as a catalyst at high temperature and high activity can easily produce copolymers having a narrow molecular weight distribution and a narrow chemical composition distribution (CCD) Has a unique advantage of being able to manufacture a narrow (2peak) chemical composition distribution. Therefore, the transition metal catalyst composition according to the present invention can be advantageously used in the production of an ethylene polymer selected from copolymers of ethylene and an? -Olefin having various physical properties.
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Abstract
Description
Claims (18)
- 하기 화학식 1로 표시되는 전이금속 화합물:[화학식 1]상기 화학식 1에서,M은 주기율표 상 4족의 전이금속이고;R 1는 (C1-C20)알킬 또는 (C2-C20)알케닐이고, 상기 R 1의 알킬 또는 알케닐은 할로겐, (C6-C30)아릴 및 (C1-C20)알킬(C6-C30)아릴로 이루어진 군에서 선택되는 하나 이상의 치환체로 더 치환될 수 있고;Ar 1은 (C6-C30)아릴이고, 상기 Ar 1의 아릴은 (C1-C20)알킬, 할로(C1-C20)알킬 및 (C6-C30)아릴(C1-C20)알킬로 이루어진 군에서 선택되는 하나 이상의 치환체로 더 치환될 수 있고;R 2 내지 R 5는 서로 독립적으로 수소, (C1-C20)알킬, (C1-C20)알콕시, 할로(C1-C20)알킬, (C3-C20)시클로알킬, (C1-C20)알킬(C6-C30)아릴, (C6-C30)아릴, (C6-C30)아릴옥시, (C1-C20)알킬(C6-C30)아릴옥시, (C6-C30)아릴(C1-C20)알킬 또는 ((C1-C20)알킬(C6-C30)아릴)(C1-C20)알킬이거나, 상기 R 2 내지 R 5는 인접한 치환체와 연결되어 융합고리를 형성할 수 있고, 상기 형성된 융합고리는 (C1-C20)알킬, (C1-C20)알콕시, 할로(C1-C20)알킬, (C3-C20)시클로알킬, (C1-C20)알킬(C6-C30)아릴, (C6-C30)아릴, (C6-C30)아릴옥시, (C1-C20)알킬(C6-C30)아릴옥시, (C6-C30)아릴(C1-C20)알킬 및 ((C1-C20)알킬(C6-C30)아릴)(C1-C20)알킬로 이루어진 군으로부터 선택되는 하나 이상으로 더 치환될 수 있고;R 9는 (C1-C20)알킬, (C3-C20)시클로알킬 또는 (C6-C30)아릴(C1-C20)알킬이고;R 6 및 R 7는 서로 독립적으로 (C1-C20)알킬, 할로(C1-C20)알킬, (C3-C20)시클로알킬, (C6-C30)아릴, (C1-C20)알킬(C6-C30)아릴, (C1-C20)알콕시(C6-C30)아릴 또는 (C6-C30)아릴(C1-C20)알킬이거나, 상기 R 6과 R 7는 서로 연결되어 고리를 형성할 수 있고, 상기 형성된 고리는 (C1-C20)알킬, 할로(C1-C20)알킬, (C6-C30)아릴(C1-C20)알킬, (C1-C20)알콕시, (C3-C20)시클로알킬, (C6-C20)아릴, (C1-C20)알킬(C6-C30)아릴 및 (C6-C20)아릴옥시로 이루어진 군으로부터 선택되는 하나 이상으로 더 치환될 수 있고;R 8는 수소 또는 (C1-C20)알킬이고;X 1 및 X 2는 서로 독립적으로 할로겐, (C1-C20)알킬, (C2-C20)알케닐, (C3-C20)시클로알킬, (C6-C30)아릴, (C6-C30)아르(C1-C20)알킬, ((C1-C20)알킬(C6-C30)아릴)(C1-C20)알킬, (C1-C20)알콕시, (C6-C30)아릴옥시, (C1-C20)알킬(C6-C30)아릴옥시, (C1-C20)알콕시(C6-C30)아릴옥시, -OSiR aR bR c, -SR d, -NR eR f, -PR gR h 또는 (C1-C20)알킬리덴이고;R a 내지 R d은 서로 독립적으로 (C1-C20)알킬, (C6-C20)아릴, (C6-C20)아르(C1-C20)알킬, (C1-C20)알킬(C6-C20)아릴 또는 (C3-C20)시클로알킬이고;R e 내지 R h은 서로 독립적으로 (C1-C20)알킬, (C6-C20)아릴, (C6-C20)아르(C1-C20)알킬, (C1-C20)알킬(C6-C20)아릴, (C3-C20)시클로알킬, 트리(C1-C20)알킬실릴 또는 트리(C6-C20)아릴실릴이고;단 X 1 또는 X 2 중 하나가 (C1-C20)알킬리덴인 경우 나머지 하나는 무시된다.
- 제 1항에 있어서,하기 화학식 2로 표시되는 전이금속 화합물:[화학식 2]상기 화학식 2에서, M, R 1, R 6, R 7, R 9, X 1 및 X 2는 청구항 제1항의 화학식 1에서의 정의와 동일하고;R 2 내지 R 5는 서로 독립적으로 수소, (C1-C20)알킬, (C1-C20)알콕시, 할로(C1-C20)알킬, (C3-C20)시클로알킬, (C1-C20)알킬(C6-C30)아릴, (C6-C30)아릴, (C6-C30)아릴옥시, (C1-C20)알킬(C6-C30)아릴옥시, (C6-C30)아릴(C1-C20)알킬 또는 ((C1-C20)알킬(C6-C30)아릴)(C1-C20)알킬이거나, 상기 R 2 내지 R 5는 인접한 치환체와 방향족고리를 포함하거나 포함하지 않는 (C3-C7)알킬렌, (C3-C7)알케닐렌 또는 (C4-C7)알카디에닐렌으로 연결되어 융합고리를 형성할 수 있고, 상기 형성된 융합고리는 (C1-C20)알킬, (C1-C20)알콕시, 할로(C1-C20)알킬, (C3-C20)시클로알킬, (C1-C20)알킬(C6-C30)아릴, (C6-C30)아릴, (C6-C30)아릴옥시, (C1-C20)알킬(C6-C30)아릴옥시, (C6-C30)아릴(C1-C20)알킬 및 ((C1-C20)알킬(C6-C30)아릴)(C1-C20)알킬로 이루어진 군으로부터 선택되는 하나 이상으로 더 치환될 수 있고;R 11 내지 R 15는 서로 독립적으로 수소, (C1-C20)알킬, 할로(C1-C20)알킬 또는 (C6-C30)아릴(C1-C20)알킬이다.
- 제 2항에 있어서,상기 R 6 및 R 7는 서로 독립적으로 (C1-C20)알킬, (C3-C20)시클로알킬 또는 (C6-C30)아릴이거나, 상기 R 6과 R 7는 방향족고리를 포함하거나 포함하지 않는 (C3-C7)알킬렌 으로 연결되어 고리를 형성할 수 있고, 상기 형성된 고리는 (C1-C20)알킬, (C6-C30)아릴(C1-C20)알킬, (C1-C20)알콕시, (C3-C20)시클로알킬, (C6-C20)아릴, (C1-C20)알킬(C6-C30)아릴 및 (C6-C20)아릴옥시로 이루어진 군으로부터 선택되는 하나 이상으로 더 치환될 수 있는 전이금속 화합물.
- 제 2항에 있어서,M은 4가의 티타늄, 지르코늄 또는 하프늄이고;R 1는 (C1-C20)알킬이고;R 11 내지 R 15는 서로 독립적으로 수소 또는 (C1-C20)알킬이고;R 21 내지 R 24는 서로 독립적으로 수소 또는 (C1-C20)알킬이고;R 31 내지 R 35, R 41 및 R 42는 서로 독립적으로 수소 또는 (C1-C20)알킬이고;m 및 n은 각각 독립적으로 1 내지 4의 정수이고;R 9는 (C1-C20)알킬 또는 (C3-C20)시클로알킬이고;X 1 및 X 2는 서로 독립적으로 할로겐, (C1-C20)알킬, (C3-C20)시클로알킬, (C6-C30)아릴, (C6-C30)아르(C1-C20)알킬, (C1-C20)알콕시, (C6-C30)아릴옥시, (C1-C20)알킬(C6-C30)아릴옥시, -OSiR aR bR c, -SR d, -NR eR f 또는 -PR gR h이고;R a 내지 R h은 서로 독립적으로 (C1-C20)알킬 또는 (C6-C20)아릴인 전이금속 화합물.
- 제 1항에 있어서,상기 전이금속 화합물은 하기 화합물들로부터 선택되는 것인 전이금속 화합물:(상기 M은 4가의 티타늄, 지르코늄 또는 하프늄이고;X 1 및 X 2는 각각 독립적으로 할로겐, (C1-C20)알킬, (C3-C20)시클로알킬, (C6-C30)아릴, (C6-C30)아르(C1-C20)알킬, (C1-C20)알콕시, (C6-C30)아릴옥시, (C1-C20)알킬(C6-C30)아릴옥시, -OSiR aR bR c, -SR d, -NR eR f 또는 -PR gR h이고;R a 내지 R h은 서로 독립적으로 (C1-C20)알킬 또는 (C6-C20)아릴이다.)
- 제 1항 내지 제 5항의 어느 한 항에 따른 전이금속 화합물; 및알루미늄 화합물, 붕소 화합물 또는 이들의 혼합물로부터 선택된 조촉매;를 포함하는 에틸렌 단독중합체 또는 에틸렌과 α-올레핀의 공중합체 제조용 전이금속 촉매 조성물.
- 제 6항에 있어서,상기 알루미늄 화합물은 알킬알루미녹산 및 유기알루미늄으로부터 선택되는 하나 또는 둘 이상의 혼합물로서, 메틸알루미녹산, 개량 메틸알루미녹산, 테트라이소부틸알루미녹산, 트리메틸알루미늄, 트리에틸아루미늄 및 트리이소부틸알루미늄 중에서 선택되는 단독, 또는 이들의 혼합물이고;상기 붕소 화합물은 트리스(펜타플루오르페닐)보레인, N,N-디메틸아닐리니움 테트라키스(펜타플루오르페닐)보레이트, N,N-디테트라데실아닐리니움 테트라키스(펜타플루오르페닐)보레이트, N,N-디헥사데실아닐리니움 테트라키스(펜타플루오르페닐)보레이트, N,N-디옥타데실아닐리니움 테트라키스(펜타플루오르페닐)보레이트 및 트리페닐메틸리니움 테트라키스(펜타플루오르페닐)보레이트 중에서 선택되는 단독 또는 이들의 혼합물인 에틸렌 단독중합체 또는 에틸렌과 α-올레핀의 공중합체 제조용 전이금속 촉매 조성물.
- 제 6항에 있어서,상기 전이금속 화합물과 조촉매의 비율이 전이금속(M): 알루미늄 원자(Al)의 몰비가 1 : 1~2,000의 범위인 에틸렌 단독중합체 또는 에틸렌과 α-올레핀의 공중합체 제조용 전이금속 촉매 조성물.
- 제 6항에 있어서,상기 전이금속 화합물과 조촉매의 비율이 전이금속(M): 붕소원자(B): 알루미늄원자(Al)의 몰비가 1 : 0.1~100 : 1~2,000의 범위인 에틸렌 단독중합체 또는 에틸렌과 α-올레핀의 공중합체 제조용 전이금속 촉매 조성물.
- 제 6항에 따른 전이금속 촉매 조성물을 이용한 에틸렌 단독중합체 또는 에틸렌과 α-올레핀의 공중합체 제조방법.
- 제 10항에 있어서,상기 에틸렌과 중합되는 공단량체는 프로필렌, 1-부텐, 1-펜텐, 1-헥센, 1-헵텐, 1-옥텐, 1-데센, 1-운데센, 1-도데센, 1-테트라데센, 1-헥사데센, 1-아이토센, 3-부타디엔, 1,4-펜타디엔, 2-메틸-1,3-부타디엔, 시클로펜텐, 시클로헥센, 시클로펜타디엔, 시클로헥사디엔, 노르보넨(Norbonene), 5-비닐리덴-2-노르보넨(VNB), 5-메틸렌-2-노르보넨(MNB), 5-에틸리덴-2-노르보넨(ENB) 및 스티렌(styrene)중에서 선택되는 단독 또는 2종 이상의 혼합물이고, 상기 에틸렌과 α-올레핀의 공중합체 중 에틸렌 함량은 30 내지 99 중량% 인 에틸렌 단독중합체 또는 에틸렌과 α-올레핀의 공중합체 제조방법.
- 제 10항에 있어서,상기 에틸렌 단독중합 또는 에틸렌과 α-올레핀의 공중합 반응기 내의 압력은 6 ~ 150 기압이고, 중합 반응 온도는 50 ~ 200℃인 에틸렌 단독중합체 또는 에틸렌과 α-올레핀의 공중합체 제조방법.
- 제 1항 내지 제 5항의 어느 한 항에 따른 전이금속 화합물을 촉매를 이용하여 에틸렌, 프로필렌 및 선택적으로 비공액 디엔을 공중합시키는 공중합 방법.
- 제 6항에 따른 전이금속 화합물을 포함하는 촉매 조성물을 이용하여 에틸렌, 프로필렌 및 선택적으로 비공액 디엔을 공중합시키는 공중합 방법.
- 단봉의 GPC 그래프를 가지는 에틸렌과 α-올레핀의 공중합체를 제조하는데 사용하기 위한 제1항의 전이금속 화합물.
- 제 16항에 따른 전이금속 화합물을 이용하여 화학조성분포가 단봉의 그래프로 나타나는 에틸렌과 α-올레핀의 공중합체를 제조하는 방법.
- 제 16항에 따른 전이금속 화합물을 이용하여 화학조성분포가 쌍봉의 그래프로 나타나는 에틸렌과 α-올레핀의 공중합체를 제조하는 방법.
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| EP18862289.8A EP3689884B1 (en) | 2017-09-29 | 2018-09-28 | Novel indene-based transition metal compound, transition metal catalyst composition comprising same, and method for preparing ethylene homopolymer or copolymer of ethylene and alpha-olefin by using same |
| ES18862289T ES2986597T3 (es) | 2017-09-29 | 2018-09-28 | Nuevo compuesto de metal de transición a base de indeno, composición catalizadora de metal de transición que comprende el mismo, y procedimiento para preparar homopolímero de etileno o copolímero de etileno y alfa-olefina mediante el uso de el mismo |
| CN201880063246.XA CN111148748B (zh) | 2017-09-29 | 2018-09-28 | 新的基于茚的过渡金属化合物、包含其的过渡金属催化剂组合物、以及通过使用其制备乙烯均聚物或乙烯与α-烯烃的共聚物的方法 |
| RU2020114610A RU2783400C2 (ru) | 2017-09-29 | 2018-09-28 | НОВОЕ СОЕДИНЕНИЕ ПЕРЕХОДНОГО МЕТАЛЛА НА ОСНОВЕ ИНДЕНА, КАТАЛИТИЧЕСКАЯ КОМПОЗИЦИЯ НА ОСНОВЕ ПЕРЕХОДНОГО МЕТАЛЛА, СОДЕРЖАЩАЯ УКАЗАННОЕ СОЕДИНЕНИЕ, И СПОСОБ ПОЛУЧЕНИЯ ГОМОПОЛИМЕРА ЭТИЛЕНА ИЛИ СОПОЛИМЕРА ЭТИЛЕНА И α-ОЛЕФИНА С ИСПОЛЬЗОВАНИЕМ УКАЗАННОЙ КОМПОЗИЦИИ |
| JP2020516841A JP7177148B2 (ja) | 2017-09-29 | 2018-09-28 | 新規のインデン系遷移金属化合物、これを含む遷移金属触媒組成物、およびこれを用いたエチレン単独重合体またはエチレンとα‐オレフィンとの共重合体の製造方法 |
| US16/650,848 US10919992B2 (en) | 2017-09-29 | 2018-09-28 | Indene-based transition metal compound, transition metal catalyst composition comprising same, and method for preparing ethylene homopolymer or copolymer of ethylene and alpha-olefin by using same |
| CA3075240A CA3075240A1 (en) | 2017-09-29 | 2018-09-28 | Novel indene-based transition metal compound, transition metal catalyst composition comprising same, and method for preparing ethylene homopolymer or copolymer of ethylene and .alpha.-olefin by using same |
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| KR10-2017-0127528 | 2017-09-29 | ||
| KR20170127528 | 2017-09-29 | ||
| KR1020180115040A KR102643986B1 (ko) | 2017-09-29 | 2018-09-27 | 신규한 인덴계 전이금속 화합물, 이를 포함하는 전이금속 촉매 조성물, 및 이를 이용한 에틸렌 단독중합체 또는 에틸렌과 α-올레핀의 공중합체의 제조방법 |
| KR10-2018-0115040 | 2018-09-27 |
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