WO2000024822A1 - Copolymere d'ethylene et son procede de production, composition de resine comprenant ledit copolymere et utilisations dudit copolymere d'ethylene et de ladite composition de resine - Google Patents
Copolymere d'ethylene et son procede de production, composition de resine comprenant ledit copolymere et utilisations dudit copolymere d'ethylene et de ladite composition de resine Download PDFInfo
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- WO2000024822A1 WO2000024822A1 PCT/JP1999/005734 JP9905734W WO0024822A1 WO 2000024822 A1 WO2000024822 A1 WO 2000024822A1 JP 9905734 W JP9905734 W JP 9905734W WO 0024822 A1 WO0024822 A1 WO 0024822A1
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
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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
- 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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- 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
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/10—Homopolymers or copolymers of propene
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
- C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
- C08L23/04—Homopolymers or copolymers of ethene
- C08L23/08—Copolymers of ethene
- C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
- C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2314/00—Polymer mixtures characterised by way of preparation
- C08L2314/06—Metallocene or single site catalysts
Definitions
- the present invention relates to an ethylene copolymer and its use, and a method for producing an ethylene copolymer.
- the present invention also relates to a resin composition containing the above-mentioned ethylene copolymer and its use.
- Ethylene copolymers such as ethylene- ⁇ ; -olefin copolymers are used for applications such as hollow containers, pipes, films, foamed moldings, and rubber.
- Ethylene copolymers have excellent extrusion characteristics, bubble stability when subjected to inflation molding, and high expansion ratio when subjected to foam molding. Excellent formability (fluidity) is required.
- the ethylene copolymer is used as a resin modifier, it is required to have an excellent effect of improving mechanical properties such as excellent breaking strength or impact resistance of a molded article.
- a high-molecular-weight ethylene copolymer and a low- The method of blending with high-density polyethylene improves moldability, but has the problem that the molded article becomes hard or turbid, resulting in poor texture.
- the moldability is low. Is improved, but there is a problem that a gel is formed.
- the method of expanding the molecular weight distribution of the ethylene copolymer improves the moldability such as film moldability, but contains a large amount of low molecular weight components, resulting in reduced mechanical properties and molded articles.
- a solid surface is formed on the surface of the steel.
- ethylene- ⁇ -olefin copolymers with high molecular weight and high content of olefins especially ethylene-based copolymers with excellent impact resistance, high -olefin content, and high molecular weight and rubber-like properties Coalescence could not be obtained by a method using a conventionally known catalyst, for example, a vanadium catalyst, a meta-mouth catalyst, or a Ziegler-Natta catalyst.
- a conventionally known catalyst for example, a vanadium catalyst, a meta-mouth catalyst, or a Ziegler-Natta catalyst.
- the present invention has been made under such circumstances, and has excellent extrusion characteristics, excellent bubble stability when performing inflation molding, and high foaming when performing foam molding. Machines with excellent moldability, such as being able to increase the magnification, and with excellent breaking strength and impact resistance It is an object of the present invention to provide an ethylene copolymer capable of obtaining a molded article having excellent mechanical properties, its use, and a method for producing the ethylene copolymer. Another object of the present invention is to provide a resin composition containing the ethylene copolymer and its use. Disclosure of the invention
- the ethylene copolymer (a) according to the present invention is obtained from ethylene and a polyolefin having 3 to 20 carbon atoms, and satisfies the following requirements (i) to (V).
- ethylene unit a repeating unit derived from ethylene
- ⁇ Measured by gel permeation chromatography. The ratio (MzZMw) between the average molecular weight ( ⁇ ) and the weight average molecular weight (Mw) is in the range of 10 to 30 and the ratio (Mz / Mw) is determined by gel permeation chromatography. The ratio of the measured weight average molecular weight (Mw) to the number average molecular weight (Mn) (Mw / Mn) satisfies the following relationship (
- the intrinsic viscosity measured in decalin at 135 ° C is in the range of 0.5-4 d1 / g;
- the ethylene copolymer (a) according to the present invention is, for example,
- Ethylene- ⁇ -olefin copolymer (c) whose measured Mw / Mn value is in the range of 1.5 to 3.0 and whose intrinsic viscosity is in the range of 0.3 to 3 d1 / g. )
- the weight ratio ⁇ (b) / (c) ⁇ of the ethylene / ⁇ -olefin copolymer (b) to the ethylene / ⁇ -olefin copolymer (c) is 0.1 Z9.9-9-3. It is in the range of 0 Z 70.
- the ethylene / ⁇ -olefin copolymer (b) is, for example,
- (B-2) an organoaluminoxy compound, and (B-3) A compound that forms an ion pair by reacting with the transition metal imine compound (A)
- ⁇ represents a transition metal atom of Groups 3 to 11 of the periodic table
- n an integer of 1 to 6
- R 1 to R 6 may be the same or different from each other, and include a hydrogen atom, a halogen atom, a hydrocarbon group, a heterocyclic compound residue, an oxygen-containing group, a nitrogen-containing group, a boron-containing group, and a zeo-containing group.
- n is a number satisfying the valence of M
- X is a hydrogen atom, a halogen atom, a hydrocarbon group, an oxygen-containing group, an ⁇ -containing group, a nitrogen-containing group, a boron-containing group, an aluminum-containing group, a phosphorus-containing group, a halogen-containing group, and a heterocyclic compound residue
- the ethylene copolymer (a) according to the present invention can be used for, for example, a resin modifier, a foamed molded product, a film molded product, and the like.
- the ethylene-based copolymer according to the present invention comprises, for example, a transition metal imine catalyst (1) as described above and a conventionally known vanadium catalyst (2) or meta-acene catalyst (3) as described below. It can be produced by copolymerizing ethylene and a polyolefin having 3 to 20 carbon atoms in the presence.
- Transition metal imine catalyst consisting of at least one compound selected from the group consisting of:
- a meta-aqueous catalyst comprising at least one compound selected from the group consisting of:
- the propylene-based polymer composition according to the present invention comprises the above-mentioned ethylene-based copolymer (a) and polypropylene (d), and comprises the above-mentioned ethylene-based copolymer (a) and the above-mentioned polypropylene (d).
- the weight ratio of ((d) / (a)) is in the range of s'60 / 40-99Zl.
- the propylene-based polymer composition according to the present invention can be used, for example, for a foam molded article, a film molded article, and the like.
- the ethylene copolymer (a) according to the present invention is a copolymer obtained from ethylene and an ⁇ -olefin having 3 to 20 carbon atoms.
- Examples of ⁇ -olefins having 3 to 20 carbon atoms include propylene, tobutene, topentene, 3-methyl-tobutene, tohexene, 4-methyl-topentene, and 4-methyl-topentene. , 3-methyl-1-pentene, Examples include 1-octene, 1-decene, 1-dodecene, 1-tetradene, trihexadecene, trioctane, triecocene, and the like. Among them, ⁇ -olefins having 4 to 10 carbon atoms, particularly 4 to 8 carbon atoms are preferred. When the ⁇ -olefin is a polyolefin having 4 to 10 carbon atoms, the ethylene copolymer (a) is particularly excellent in impact resistance.
- the orefin having 3 to 20 carbon atoms is an ⁇ -olefin having 4 to 10 carbon atoms, particularly 4 to 8 carbon atoms, such an ethylene-based copolymer (a) is converted into a polyolefin.
- a modifier for synthetic resins such as propylene, it has an excellent effect of improving impact resistance at low temperatures, and in particular, an excellent effect of improving low-temperature characteristics (BTc).
- the ethylene copolymer (a) of the present invention has an ethylene unit content of usually 40 to 99 mol%, preferably 60 to 95 mol%, more preferably 70 to 93 mol%. Mol%, particularly preferably 75 to 90 mol%, and C 3 to 2 .
- the content of a-olefin units is usually from 1 to 60 mol%, preferably from 5 to 40 mol%, more preferably from 7 to 30 mol%, particularly preferably from 10 to 100 mol%. 25 mol%.
- the good Ri Specifically, C 3 ⁇ 20 0 -! When old Refi down unit is a repeating unit derived from propylene (.
- the content of propylene unit, 1 5 ⁇ 3 0 mol%, in particular 2 0 is preferably from 2 to 5 mol%, C 3 ⁇ 2 "alpha - Orefi emission unit number of 4-2 0 carbon atoms alpha - Orefi repeating units derived from emissions ( below. "C 4 ⁇ 2Q monument - Orefi emission unit” that when a) is, C bets 2Q - content Orefi down units, 5-2 5 mol%, and Dearuko especially 1 0-2 0 mol% Is preferred.
- Ethylene units of ethylene copolymer (a) and C., 0 ⁇ -olefin The content in inns can be determined by 13 C-NMR. l3C- NMR shows that the ethylene-based copolymer (a) was completely dissolved in ortho-dichlorobenzene containing a small amount of deuterated benzene as a lock solvent in a sample tube, and then the temperature was reduced to 120 ° C. Measured by the Proton complete decoupling method. For chemical shift, the carbon peak of deuterated benzene is 12.8 ppm based on tetramethylsilane, and the other carbon peaks are based on this.
- the ethylene copolymer (a) of the present invention has a ratio (MzZMw) of the Z-average molecular weight (Mz) to the weight-average molecular weight (Mw) of 10 to 30 measured by GPC, It is preferably from 12 to 30, more preferably from 15 to 30, and (MzZMw), the weight average molecular weight (Mw) and the number average molecular weight (Mn) measured by GPC. ) And the ratio (MzZMw)
- the molecular weight distribution (MwZMn) of the ethylene copolymer (a) is usually from 2 to 5, preferably from 2.5 to 4.5.
- the ethylene-based copolymer (a) has a so-called high-tile type molecular weight distribution with a tail on the high molecular weight side. Therefore, the ethylene copolymer (a) having a high-tile type molecular weight distribution is excellent in breaking strength, breaking elongation, etc., and excellent in processability such as film formability and foaming properties.
- the intrinsic viscosity [7] of the ethylene copolymer (a) of the present invention measured in decalin at 135 ° C. is 0.5 to 4 d 1 Zg, preferably 1 to 3.5 dl. Z g, and more preferably 1.5 to 3 d 1 / g.
- the intrinsic viscosity [?] Is in the above range mechanical properties such as breaking strength are excellent, and moldability such as extrusion properties tends to be excellent.
- the ethylene copolymer (a) of the present invention 1 9 0 ° C in the shear rate 0.0 1 melt viscosity at RadZsec measurement (tau. .Beta.1) and melting in the allowed shear rate 8 RadZsec viscosity ( * 8) the ratio of (* Q 0
- ethylene copolymer (a) is the magnitude of viscosity at low shear rate region Ri shown to scale der ethylene copolymer satisfying the above relation (a) is a bubble during inflationary Resho Nfi Lum molding Excellent stability, etc., and can achieve high expansion ratio during foam molding.
- the fact that the ethylene polymer satisfies the above relational expression ⁇ indicates that a component having a long relaxation time is contained.
- the ethylene copolymer (a) of the present invention is excellent in impact absorbing ability and is useful as a modifier for synthetic resins, and particularly has an improved impact resistance when blended as a modifying agent in rubber. Excellent quality effect.
- the ethylene copolymer (a) has an absolute activation energy (E a) of the melt viscoelastic shift factor of 4 ⁇ 10 4 1 / mo 1 ⁇ K or less, preferably 3.7 or less.
- X 1 0 4 J Zm o 1 ⁇ ⁇ less, preferably in the al is 3. 5 X 1 0 4 JZ mo 1 ⁇ K or less.
- the absolute value of the activation energy (Ea) of the melt viscoelastic shift factor is a measure of the amount of long-chain branching (LCB); the smaller the absolute value, the less long-chain branching.
- the ethylene copolymer (a) of the present invention has substantially no long-chain branch.
- the ethylene copolymer (a) of the present invention is excellent in physical properties such as breaking strength because it has few long-chain branches.
- the melting point (Tm) of the ethylene copolymer (a) measured with a differential scanning calorimeter is not particularly limited, but is preferably 100 ° C or less.
- the melting point is measured based on ASTM D3418.
- the ethylene copolymer (a) according to the present invention is excellent in extrusion characteristics, excellent in bubble stability when inflation molding is performed, and is capable of increasing the expansion ratio when performing foam molding. It has excellent moldability.
- a molded article having excellent mechanical properties such as excellent breaking strength and excellent impact resistance can be obtained.
- a synthetic resin such as polypropylene as a resin modifier
- impact resistance can be improved, and hardness and impact resistance can be improved.
- a resin composition having an excellent balance between the two is obtained.
- the ethylene-based copolymer (a) according to the present invention is more excellent in the effect of modifying polypropylene than conventionally known ethylene-based copolymers. This can be confirmed, for example, as follows.
- a polypropylene composition comprising the ethylene-based copolymer and polypropylene is prepared.
- the Izod impact strength (measured at 130 ° C.) of this polypropylene polymer composition is measured.
- a conventionally known ethylene-based copolymer having various melt flow rates (MFRs) was prepared in the same manner as above to prepare a propylene composition, and the Izod impact strength of the obtained composition was measured. The relationship between the MFR of the copolymer and the Izod impact strength of the polypropylene composition using the MFR is determined.
- ethylene copolymer (a) Using the ethylene copolymer (a) according to the present invention, a polypropylene composition was prepared in the same manner as described above, and the Izod impact strength of the obtained composition was measured, and the Izod impact strength at the same MFR was measured.
- the impact strength may be compared at the low temperature embrittlement temperature (BTc).
- Izod impact strength is measured according to ASTM D256
- R hardness is measured according to ASTM D785
- MFR is measured according to ASTM D1238.
- BT c is measured according to ASTMD 746.
- Such an ethylene copolymer (a) according to the present invention is, for example, The ethylene / ⁇ -olefin copolymer (b) and the following ethylene / ⁇ -year-old copolymer (c).
- the ethylene-hydroolefin copolymer (b) is a copolymer obtained from ethylene and ⁇ -olefin having 3 to 20 carbon atoms.
- Examples of the ⁇ -olefin having 3 to 20 carbon atoms include the same as those described above, and ⁇ -olefins having 4 to 10 carbon atoms, particularly 4 to 8 carbon atoms are preferable.
- the ethylene .alpha.-olefin copolymer (b) has an ethylene unit content of usually from 40 to 99 mol%, preferably from 60 to 95 mol%, more preferably from 70 to 93 mol%. Mol%, particularly preferably 75 to 90 mol%, and the content of C 3 to 2 Da-olefin units is 1 to 60 mol%, preferably 5 to 40 mol%, and more preferably. Is from 7 to 30 mol%, particularly preferably from 10 to 25 mol%. More specifically, when the C-to- olefin unit is a propylene unit, the content of the propylene unit may be 15 to 30 mol%, particularly 20 to 25 mol%.
- the content of o; -olefin units is preferably 5 to 25 mol%, particularly preferably 10 to 20 mol%.
- the ethylene ' ⁇ -olefin copolymer (b) has a (MwZMn) force measured by GPC of 1.8 to 3.0, preferably 1.8 to 2.8, and more preferably 1 to 1.8.
- GPC ethylene ' ⁇ -olefin copolymer
- Ethylene ' ⁇ -olefin copolymer (c) is composed of ethylene and carbon It is a copolymer obtained from ⁇ -olefins having 3 to 20 children.
- Examples of the olefin having 3 to 20 carbon atoms include the same as those described above, and ⁇ -olefin having 4 to 10 carbon atoms, particularly 4 to 8 carbon atoms is preferable.
- the ethylene / hydroolefin copolymer (c) has an ethylene unit content of usually 40 to 99 mol%, preferably 60 to 95 mol%, more preferably 70 to 93 mol%. Mol%, particularly preferably 75 to 90 mol%, and C 3 to 2 .
- the content of ⁇ -olefin units is 1 to 60 mol%, preferably 5 to 40 mol%, more preferably? From 30 to 30 mol%, particularly preferably from 10 to 25 mol%.
- Orefi down Unit is pro pyrene units
- the content of propylene units 1 5-3 0 mol%, in particular 2 0-2 5 mol% - specifically, C 3 ⁇ 2Q alpha preferably, C 3 ⁇ 2 o alpha - Orefi emission unit C Doo 2 () Fei - when a Orefi down units, C 4 ⁇ 2B a - the content of Orefi down units 5-2 5 mol%, In particular, it is preferably from 10 to 20 mol%.
- the ethylene / ⁇ -olefin copolymer (c) has a (Mw / M n) measured by GPC of 1.5 to 3.0, preferably 1.5 to 2.8, and more preferably. Is in the range of 1.5 to 2.7, and the intrinsic viscosity [7?] Is 0.3 to 3 dl Zg, preferably 0.5 to 2.7 dl Zg, particularly preferably 0.5 to 2 Desirably in the range of 5 dl / g.
- the weight ratio ⁇ (b) / (c) ⁇ between the ethylene'-olefin copolymer (b) and the ethylene-hydroolefin copolymer (c) is 0.1 Z99. 0 Z 7 0, preferably in the range of 0.5 / / 9 9.5 to 2 0/8 0, preferably in the al 1 Z 9 9 ⁇ 1 5 Z 8 5.
- the weight ratio of the ethylene ' ⁇ -olefin copolymer (b) and the ethylene-hy-olefin copolymer (c) is within the above range, the ethylene-based copolymer (a) has a poor breaking strength. Excellent mechanical properties and excellent moldability such as extrusion properties.
- the ethylene 'Orefi down copolymer (b) C 3 ⁇ 2Q monument in - O content of les Fi down units, ethylene - Orefi down copolymer (c) C 3 ⁇ in 2 () a- Orefi It is preferred that the content is equal to or greater than the content in units.
- the content of the C 3-20 a-olefin unit in the ethylene ' ⁇ -olefin copolymer (b) is determined by the amount of the C 3 to 2 heavily-olefin unit in the ethylene ⁇ -olefin copolymer (c).
- the impact resistance is excellent when the ethylene-based copolymer (a) is used as a modifier for a synthetic resin. Excellent effect of improving properties.
- the method for producing the ethylene copolymer (a) composed of the ethylene- ⁇ -olefin copolymer (b) and the ethylene- ⁇ -olefin copolymer (c) includes a production step In-line blending and post-blending in
- Ethylene ⁇ -olefin copolymer (b), ethylene- ⁇ -olefin copolymer (c), and other optional components are added using an extruder, a kneader, or the like.
- Ethylene- ⁇ -olefin copolymer (b), ethylene * ⁇ - Refined polymer (c) and other optional components are added to a suitable good solvent (eg, hexane, heptane, decane, cyclohexane, benzene, toluene, xylene and other hydrocarbons). Solvent) and then removing the solvent
- the ethylene / ⁇ -olefin copolymer (b) is, for example,
- the copolymer can be obtained by copolymerizing ethylene and ⁇ -olefin having 3 to 20 carbon atoms in the presence of a catalyst for polymerization of ethylene.
- the ethylene / ⁇ -olefin copolymer (c) is, for example, a compound represented by the following general formula (C):
- a vanadium catalyst comprising, or
- ethylene- ⁇ -olefin copolymer (c) can also be produced using a conventionally known Ziegler-Natta catalyst.
- each of the catalyst components forming the transition metal imine catalyst used in the production of the above-mentioned ethylene-olefin copolymer (b) and the above-mentioned ethylene- ⁇ -olefin copolymer (c) are used.
- the components forming the vanadium-based compound and the meta-acene compound will be described in detail.
- the transition metal imine compound used for producing the ethylene ' ⁇ -olefin copolymer (b) is represented by the following general formula (I).
- N ?? M generally indicates coordination, but in the present invention, coordination may or may not be performed.
- M represents a transition metal atom of Groups 3 to 11 of the periodic table (Group 3 includes lanthanoids), and preferably Group 3 to 9 (Group 3 includes lanthanoids). ), More preferably a transition metal atom of groups 3 to 5 and 9, and particularly preferably a group 4 or 5 transition metal atom.
- a transition metal atom of groups 3 to 5 and 9, and particularly preferably a group 4 or 5 transition metal atom there are scandium, titanium, zirconium, hafnium, vanadium, niobium, tantalum, konol, rhodium, yttrium, chromium, molybdenum, evening stainless steel, manganese, rhenium, iron, ruthenium, etc.
- R ′ to R 6 may be the same or different from each other, and represent a hydrogen atom, a halogen atom, a hydrocarbon group, a heterocyclic compound residue, an oxygen-containing group, a nitrogen-containing group, a boron-containing group, Containing group, phosphorus containing group, silicon containing A group, a germanium-containing group or a tin-containing group, two or more of which may be linked to each other to form a ring.
- examples of the halogen atom include fluorine, chlorine, bromine, and iodine.
- hydrocarbon group examples include methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, sec-butyl, tert-butyl, neopentyl, n-hexyl and the like.
- aryl groups having 6 to 30 carbon atoms, preferably 6 to 20 carbon atoms; Examples include alkyl-substituted aryl groups such as tolyl, iso-propylphenyl, tert-butylphenyl, dimethylphenyl and di-tert-butylphenyl.
- a hydrogen atom may be substituted with a halogen.
- a group having 1 to 3 carbon atoms such as trifluoromethyl, pentafluorophenyl, and chlorophenyl.
- the hydrocarbon group may be substituted with another hydrocarbon group. Examples of such a group include an alkyl group substituted with an aryl group such as benzyl and cumyl.
- the hydrocarbon group may be a heterocyclic compound residue; an alkoxy group, an aryloxy group, an ester group, an ether group, an acyl group, a hydroxyl group, a carbonate group, a hydroxy group, Oxygen-containing groups such as a peroxy group and a carboxylic anhydride group; an amino group, an imino group, an amide group, an imido group, a hydrazino group, a hydrazono group, a nitro group, a nitroso group, and a cyano group Nitrogen-containing groups, such as those in which a group, an isocyano group, a cyanate ester group, an amidino group, a diazo group, or an amino group is formed into an ammonium salt; Group: mercapto group, thioester group, dithioester group, alkylthio group, arylthio group, thioacyl group, thioether group, thio
- hydrocarbon groups among these, in particular, carbon atoms such as methyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, sec-butyl, tert-butyl, neopentyl, n-hexyl, etc.
- Heterocyclic compound residues include residues of nitrogen-containing compounds such as pyrrole, pyridine, pyrimidine, quinoline and triazine, residues of oxygen-containing compounds such as furan and pyran, and residues of thiophene and the like.
- Alkyl groups having 1 to 30 carbon atoms, preferably 1 to 20 carbon atoms, 1 to 30 carbon atoms, and preferably 1 to 30 carbon atoms in residues such as sulfur-containing compounds, and these heterocyclic compound residues. And a group further substituted with a substituent such as a 20 alkoxy group.
- Examples of the oxygen-containing group, the nitrogen-containing group, the boron-containing group, the zeo-containing group, and the phosphorus-containing group represented by ⁇ 6 are the same as those exemplified as the groups that may be contained in the hydrocarbon group. .
- Examples of the silicon-containing group include a silyl group, a siloxy group, a hydrocarbon-substituted silyl group, and a hydrocarbon-substituted siloxy group.
- Specific examples of the hydrocarbon-substituted silyl group include methylsilyl, dimethylsilyl, and trimethyl Examples include tiliresilyl, ethylsilyl, getylresilyl, triethylsilyl, diphenylmethylsilylyl, triphenylsilyl, dimethylphenylsilyl, dimethyl-1 ert-butylsilyl, and dimethyl (pentylfluorophenyl) silyl.
- methyl silyl Dimethylsilyl, trimethylsilyl, ethylsilyl, getylsilyl, triethylsilyl, dimethylphenylsilyl, triphenylsilyl and the like are preferable, and trimethylsilyl, triethylsilyl, triphenylsilyl and dimethylphenylsilyl are particularly preferable.
- Specific examples of the hydrocarbon-substituted siloxy group include trimethylsiloxy.
- germanium-containing group and the tin-containing group include those in which the silicon of the silicon-containing group is replaced with germanium or tin.
- the alkoxy group is preferably exemplified by methoxy, ethoxy, n-propoxy, isopropoxy, n-butoxy, isobutoxy, tert-butoxy and the like
- the aryloxy group is preferably Phenoxy, 2,6-dimethylphenoxy, 2,4,6-trimethylphenoxy, and the like.
- Preferred examples of the acetyl group include a formyl group, an acetyl group, a benzoyl group, and a P-chloro benzoyl group. , P-methoxybenzyl group and the like.
- Preferred examples of the ester group include acetyloxy, benzoyloxy, methoxycarbonyl, phenoxycarbonyl, and p-methoxybenzyl.
- amide groups include acetamide, N-methylacetamide, N-methylbenzamide, and amino groups include dimethylamino, ethylmethylamino, diphenylamino, and the like.
- imido group examples include acetate imido and benzimid.
- imino group examples include methyl imino and ethyl imido.
- Preferable examples include Louis Mino, propyl imino, butyl imino, and phenyl imino.
- thio-containing groups as the alkylthio group, methylthio, ethylthio and the like are preferably exemplified.
- arylthio group phenylthio, methylphenylthio, naphthylthio and the like are preferably exemplified.
- thioester group acetylthio, benzoylthio, Preferred examples include methylthiocarbonyl, phenylthiocarbonyl, and the like.
- Preferred examples of the sulfone ester group include methyl sulfonate, ethyl ethyl sulfonate, and phenyl phenyl sulfonate.
- the sulfonamide group include phenyl sulfonamide. , N-methylsulfonamide, N-methyl-P-toluenesulfonamide and the like are preferred.
- R 6 is a substituent other than hydrogen. That is, R 6 is preferably a halogen atom, a hydrocarbon group, a heterocyclic compound residue, an oxygen-containing group, a boron-containing group, a zeo-containing group, a silicon-containing group, a germanium-containing group, or a tin-containing group.
- R 6 is a halogen atom, a hydrocarbon group, a heterocyclic compound residue, a hydrocarbon-substituted silyl group, a hydrocarbon-substituted siloxy group, an alkoxy group, an alkylthio group, an aryloxy group, an arylthio group, an acyl group, an ester And a thioester group, an amide group, an amino group, an imido group, an imino group, a sulfone ester group, a sulfoneamide group, a cyano group, a nitro group, or a hydroxy group.
- a halogen atom, a hydrocarbon group, or a hydrocarbon-substituted silyl group is preferable.
- Preferred hydrocarbon groups for R 6 include methyl, ethyl, n-propyl Straight or branched, having 1 to 30 carbon atoms, preferably 1 to 20 carbon atoms, such as pill, isopropyl, n-butyl, isobutyl, sec-butyl, tert-butyl, neopentyl, n-hexyl, etc.
- 1 to 30 carbon atoms preferably 1 to 20 alkoxy groups, 1 to 30 carbon atoms, preferably 1 to 20 halogenated alkyl groups, and carbon atoms.
- 6 to 30 atoms preferred Or an aryl group having 6 to 20 carbon atoms, 1 to 30 carbon atoms, preferably an aryloxy group having 1 to 20 carbon atoms, a halogen, a cyano group, a nitro group, a hydroxy group or the like. And the like.
- Preferred hydrocarbon-substituted silyl groups for R 6 include methylsilyl, dimethylsilyl, trimethylsilyl, ethylsilyl, getylsilyl, triethylsilyl, diphenylmethylsilyl, triphenylsilyl, and dimethylphenylsilyl. , Dimethyl-1 ert-butylsilyl, dimethyl (fluorophenyl phenyl) silyl and the like.
- trimethylsilyl triethylphenyl, diphenylmethylsilyl, triphenylsilyl, dimethylphenylsilyl, dimethyl-1-ert-butylsilyl, and dimethyl (pentafluorophenyl) silyl.
- R 6 is isopropyl, isoptyl, sec -Butyl, tert-butyl, neopentyl and the like having 3 to 30 carbon atoms, preferably 3 to 20 branched alkyl groups, and hydrogen atoms of these branched alkyl groups having 6 to 30 carbon atoms.
- a group substituted with a 6-20 aryl group such as a cumyl group
- a group having 3 to 30 carbon atoms preferably 3 carbon atoms, such as adamantyl, cyclopropyl, cyclobutyl, cyclopentyl, and cyclohexyl.
- R 6 is particularly selected from aryl groups having 6 to 30 carbon atoms, preferably 6 to 20 carbon atoms, such as phenyl, naphthyl, fluorenyl, anthryl, and phenanthryl; and hydrocarbon-substituted silyl groups. Also preferred is a group.
- R ′ to R 6 are two or more of these groups, preferably adjacent groups are linked to each other to form an aliphatic ring, an aromatic ring, or a hydrocarbon ring containing a heteroatom such as a nitrogen atom. These rings may further have a substituent.
- R 1 ⁇ R 6 contained in one of the ligand 1 of R 1 ⁇ R 6 contained in other ligands Groups may be linked.
- R 1 , R 2 , R 3 , R 4 , R 5 , and R 6 between the ligands are different from each other even if they are the same. Is also good.
- n is a number that satisfies the valence of M, and is specifically an integer of 0 to 5, preferably 1 to 4, and more preferably 1 to 3.
- X is a hydrogen atom, a halogen atom, a hydrocarbon group, an oxygen-containing group, an ⁇ -containing group, a nitrogen-containing group, a boron-containing group, an aluminum-containing group, a phosphorus-containing group, a halogen-containing group, and a heterocyclic compound residue , Silicon-containing groups, A germanium-containing group or a tin-containing group is shown. When n is 2 or more, they may be the same or different.
- examples of the halogen atom include fluorine, chlorine, bromine, and iodine.
- hydrocarbon group examples include the same ones as exemplified for the R ' ⁇ R 6. Specifically, alkyl groups such as methyl, ethyl, propyl, butyl, hexyl, octyl, nonyl, dodecyl, and icosyl; and those having 3 to 3 carbon atoms such as cyclopentyl, cyclohexyl, norbornyl, and adamantyl.
- alkyl groups such as methyl, ethyl, propyl, butyl, hexyl, octyl, nonyl, dodecyl, and icosyl
- those having 3 to 3 carbon atoms such as cyclopentyl, cyclohexyl, norbornyl, and adamantyl.
- a cycloalkyl group of 30 an alkenyl group such as vinyl, propylenyl and cyclohexenyl; an arylalkyl group such as benzyl, phenylethyl and phenylpropyl; phenyl, tolyl, dimethylphenyl and triphenyl; And aryl groups such as methylphenyl, ethylphenyl, propylphenyl, biphenyl, naphthyl, methylnaphthyl, anthryl and phenanthryl.
- these hydrocarbon groups include halogenated hydrocarbons, specifically, groups in which at least one hydrogen of a hydrocarbon group having 1 to 20 carbon atoms is substituted by halogen.
- those having 1 to 20 carbon atoms are preferred.
- heterocyclic compound residues examples include the same ones as exemplified for the R ' ⁇ R 6.
- oxygen-containing group examples include the same ones as those exemplified above for R 1 to R fi , and specifically include a hydroxy group; an alkoxy group such as methoxy, ethoxy, propoxy, and butoxy; a phenoxy group; Aryloxy groups such as methylphenoxy, dimethylphenoxy and naphthoxy; Aryloxy groups such as phenylmethoxy and phenylethoxy; acetooxy groups; carbonyl groups.
- the Iou-containing group wherein also R 'of similar to those exemplified in ⁇ R 6 of the like, specifically, methyl sulfonium Natick DOO, Application Benefits Furuoro Metansurufone one Bok, Hue Nils Gandolfo Natick DOO, Benjirusurufu Sulfonate groups such as sulfonic acid, P-toluenesulfonate, trimethylbenzenesulfonate, triisobutylbenzenesulfonate, p-chlorobenzenesulfonate, and penfluorobenzenesulfonate Sulfinates such as methylsulfinate, phenylsulfinate, benzylsulfinate, P-toluenesulfinate, trimethylbenzenesulfinate, pen-fluorobenzenesulfinate and the like; Group; alkylthio group; arylthio group and the like.
- nitrogen-containing group examples include the same groups as those exemplified in the above R ′ to R fi .
- Specific examples thereof include an amino group; methylamino, dimethylamino, getylamino, dipropylamino, Alkylamino groups such as dibutylamino and dicyclohexylamino; arylamino groups such as phenylamino, diphenylamino, ditriamino, dinaphthylamino, methylphenylamino, and alkylarylamino groups.
- boron-containing group examples include BR 4 (R represents hydrogen, an alkyl group, an aryl group which may have a substituent, a halogen atom, or the like).
- the phosphorus-containing group include trimethylphosphine and triptych.
- Trialkyl phosphine groups such as triphosphine and tricyclohexyl phosphine; triaryl phosphine groups such as triphenyl phosphine and tritriphenyl phosphine; methyl phosphite, ethyl phosphite and phenyl phosphine
- a phosphite group (phosphide group) such as it; a phosphonate group; a phosphinate group.
- R ' include the same ones as exemplified for ⁇ R 6, specifically, Fuenirushiriru, diphenyl silyl, Bok Li Mechirushiririre, Application Benefits Echirushiriru, Bok Li flop port Hydrocarbon-substituted silyl groups such as pyrsilyl, tricyclohexyl resilyl, triphenylsilyl, methyldiphenylsilyl, tritrisilyl and trinaphthylsilyl; hydrocarbon-substituted silyl ether groups such as trimethylsilyl ether; trimethyl Examples include a silicon-substituted alkyl group such as silylmethyl; and a gay-substituted aryl group such as trimethylsilylphenyl.
- said R ' include the same ones as exemplified for ⁇ R 6, specifically, a group of Ke I containing substituted on germanium the Kei-containing group No.
- tin-containing group wherein R 'include - those exemplified ones the same way with R 6, the yo Ri specifically, a group obtained by substituting Kei element of the Kei-containing group to tin No.
- a fluorine-containing Yumoto such as PF 6, BF 4, C 10 4, chlorine-containing groups, such as S bC l 6, and iodine-containing groups, such as I 0 4.
- a 1R 4 (R is hydrogen, A kill group, an aryl group which may have a substituent, a halogen atom and the like. ).
- a plurality of groups represented by X may be the same as or different from each other, and a plurality of groups represented by X may be bonded to each other to form a ring.
- M is a transition metal element, and each of them is S c ( ⁇ ), T i (m), T i (IV), ⁇ r ( ⁇ ), ⁇ r (IV), ⁇ f (IV), V (IV), Nb (V), Ta (V), Co ( ⁇ ) C ⁇ ( ⁇ ), Rh (H), Rh (HI), Rh (IV)
- T i (IV), Z r (IV), and H f (IV) are preferable, and T i (IV) is particularly preferable.
- X represents, for example, a halogen such as C 1 or Br, or an alkyl group such as methyl. When there are a plurality of Xs, these may be the same or different.
- Me represents a methyl group
- Et represents an ethyl group
- iPr represents an i-propyl group
- tBu represents a tert-butyl group
- Ph represents a phenyl group.
- a compound in which m is 2 and two R 1 are linked is represented by the following general formula (I-b).
- M represents a transition metal atom belonging to Groups 3 to 11 of the periodic table, and specifically represents the same transition metal atom as M in the above general formula (I).
- R 2 to R 11 may be the same or different from each other, and include a hydrogen atom, a halogen atom, a hydrocarbon group, a heterocyclic compound residue, an oxygen-containing group, a nitrogen-containing group, a boron-containing group, and a zeo-containing group.
- a phosphorus-containing group, a silicon-containing group, a germanium-containing group, or a tin-containing group, and two or more of these may be connected to each other to form a ring.
- Specific examples of the group represented by R 2 to R ′′ include the same atoms and groups as R ′ to R 6 in the above general formula (I).
- R 6 and R 11 are a halogen atom, a hydrocarbon group, a heterocyclic compound residue, an oxygen-containing group, a nitrogen-containing group, a boron-containing group, It is preferable that the group is a containing group, a phosphorus containing group, a silicon containing group, a germanium containing group or a tin containing group.
- n is a number that satisfies the valence of M, and is specifically the same as n in the above general formula (I).
- X represents a hydrogen atom, an octogen atom, a hydrocarbon group, an oxygen-containing group, an ox-containing group, a nitrogen-containing group, a boron-containing group, an aluminum-containing group, a phosphorus-containing group, a halogen-containing group, and a heterocyclic compound residue.
- a plurality of groups represented by X may be the same or different, and two or more groups represented by X may be bonded to each other to form a ring.
- the ring formed by linking two or more Xs to each other may be an aromatic ring or an aliphatic ring.
- X is particularly preferably a halogen atom, a hydrocarbon group having 1 to 20 carbon atoms or a sulfonate group.
- Y represents at least one atom selected from the group consisting of oxygen, zeolite, carbon, nitrogen, phosphorus, silicon, selenium, tin and boron, or a divalent linking group containing these atoms.
- These bonding groups Y may have a substituent, and the main chain preferably has 3 or more atoms, more preferably 4 or more and 20 or less, particularly preferably 4 or more and 10 or less. It has a structured structure.
- Y include — O—, one S—, — S e — and other chalcogen atoms; — NH—, — N (CH 3 ) —, — PH—, one P (CH 3 ) — a nitrogen-containing group, or Li down-containing groups such as; - S i H 2 -, - S i (CH 3) 2 - a what Kei-containing group; - S n H 2 -, one S n (CH 3) 2 - Such as tin-containing groups; boron-containing groups such as one BH—, one B (CH 3 ) _, and one BF— No.
- a saturated hydrocarbon group having 3 to 20 carbon atoms such as 1 (CH 2 ) 4 —, 1 (CH 2 ) 5 _, 1 (CH 2 ) 6 —; cyclohexylidene group, cyclohexylene group
- Cyclic saturated hydrocarbon groups such as; a part of these saturated hydrocarbon groups is 1 to 10 hydrocarbon groups, halogens such as fluorine, chlorine, and bromine, oxygen, iodine, nitrogen, phosphorus, gayne, and selenium.
- Groups substituted with hetero atoms such as benzene, tin and boron; cyclic hydrocarbon residues having 6 to 20 carbon atoms such as benzene, naphthalene and anthracene; pyridine, quinoline, thiophene and furan
- the carbon-containing group include a hydrocarbon group such as a residue of a cyclic compound having 3 to 20 carbon atoms including a hetero atom.
- transition metal compound represented by the above general formula (Ib) will be shown, but the invention is not limited thereto.
- Me represents a methyl group
- Ph represents a phenyl group
- a transition metal compound in which titanium metal is replaced with a metal other than titanium, such as zirconium or hafnium, in the above-mentioned compounds can also be used.
- organometallic compound (B-1) used in the production of the ethylene-hydroolefin copolymer include the following Periodic Table Groups 1 and 2 and Groups 12 and 13 Group organometallic compounds are used.
- M 2 represents a L i, N a or K
- R a is from 1 to 1 to 5 carbon atoms, preferably a hydrocarbon group of 1-4.
- R a and R b may be the same or different from each other, and represent a hydrocarbon group having 1 to 15, preferably 1 to 4 carbon atoms, and M 3 is Mg, Zn or Cd.
- a dialkyl compound of a metal of Group 2 or Group 1 of the periodic table represented by Examples of the organoaluminum compound belonging to (Bla) include the following compounds.
- Ra and Rb may be the same or different from each other, and represent a hydrocarbon group having 1 to 15 carbon atoms, preferably 1 to 4, and m is preferably 1.5 ⁇ m ⁇ 3.
- Ra represents a hydrocarbon group having 1 to 15 carbon atoms, preferably 1 to 4 carbon atoms
- X represents a halogen atom
- m is preferably 0 ⁇ m ⁇ 3.
- Ra represents a hydrocarbon group having 1 to 15 carbon atoms, preferably 1 to 4 carbon atoms, and m is preferably 2 ⁇ m ⁇ 3.
- the organoaluminum compounds belonging to (B-la) include trimethylaluminum, triethylaluminum, trin-butylaluminum, tripropylaluminum, and tripentylaluminum.
- Tri-n-alkyl aluminums such as aluminum, trihexyl aluminum, trioctyl aluminum, and tridecyl aluminum: triisopropyl aluminum, triisobutyl aluminum, tri sec-butyl aluminum, tri tert- aluminum
- To butyl aluminum tri 2-methyl butyl aluminum, tri 3-methyl butyl aluminum, tri 2-methyl pentyl aluminum, tri 3-methyl pentyl aluminum, tri 4-methyl pentyl aluminum, tri 2-methyl Tri-branched alkyl aluminum such as xyl aluminum, tri-methylhexyl aluminum, and tri-ethylhexyl aluminum;
- Tricycloalkyl aluminum such as tricyclohexyl aluminum and tricyclooctyl aluminum
- Tri-reel aluminum such as triphenyl aluminum and tritrile aluminum
- Dialkyl aluminum hydride such as diisobutyl aluminum hydride
- Triisoprenyl represented by (iC 4 H 9 ) x A 1 y (C 5 H l0 ) z (where x, y, and z are positive numbers and z ⁇ 2 X)
- Trialkenyl aluminum such as aluminum
- Alkyl aluminum alkoxides such as isobutyl aluminum methoxide, isobutyl aluminum ethoxide, isobutyl aluminum isopropoxide;
- Dialkylaluminum dichloride such as dimethylaluminum methoxide, getylaluminum ethoxide, dibutylaluminum butoxide Permalkoxide;
- Alkyl aluminum sesquialkoxides such as ethyl aluminum sesquioxide and butyl aluminum sesquioxide
- R a 2 5 A 1 ( OR b) partially ⁇ alkoxy alkylaluminum having an average composition represented by like 0.5;
- Getyl aluminum phenoxide getyl aluminum (2,6-di-1-butyl-4-methylphenoxide), ethyl aluminum bis (2,6-di-1-butyl-4-methyl phenoxide), di Dialkyl aluminum alloy bite oxides such as sobutylaluminum (2,6-dibutyl-4-methylphenoxide) and isobutylaluminumbis (2,6-dibutyl-4-methylphenoxide);
- Dialkylaluminums such as dimethylaluminum chloride, getylaluminum chloride, dibutylaluminum chloride, getylaluminum bromide and diisobutylaluminum chloride;
- Alkyl aluminum sesquichloride such as ethyl aluminum sesquichloride, butyl aluminum sesquichloride, and ethyl aluminum sesquipromide:
- Partially halogenated alkylaluminums such as alkylaluminum dihalides such as ethylaluminum dichloride, propylaluminum dichloride and butylaluminum dibromide; getylaluminum hydride, dibutylaluminum hydride Dialkylaluminum hydrides such as lids;
- Other partially hydrogenated alkylaluminums such as alkylaluminum dihydrides such as chlorides;
- Partially alkoxylated and halogenated alkylaluminums such as ethylaluminum ethoxychloride, butylaluminum butoxycyclolide, and ethylaluminum ethoxybromide can be mentioned.
- a compound similar to (B-1a) can also be used, and examples thereof include an organic aluminum compound in which two or more aluminum compounds are bonded via a nitrogen atom.
- examples of such a compound include (C 2 H 5 ) 2 A 1 N (C 2 H 5 ) A 1 (C 2 H 5 ) 2 .
- organometallic compounds include methyllithium, ethyllithium, propyllithium, butyllithium, methylmagnesium bromide, methylmagnesium chloride, ethylmagnesium bromide, and ethylmagnesium chloride.
- Propylmagnesium bromide, propylmagnesium chloride, butylmagnesium bromide, butylmagnesium chloride, dimethylmagnesium, getylmagnesium, dibutylmagnesium, butylethylmagnesium and the like can also be used.
- organometallic compounds organoaluminum compounds are preferred.
- the (B-1) organometallic compound as described above is used alone or in combination of two or more.
- the organoaluminoxy compound used in the production of the ethylene ' ⁇ -olefin copolymer (b) may be a conventionally known aluminoxane. It may be a benzene-insoluble organoaluminoxy compound as exemplified in the gazette.
- a conventionally known aluminoxane can be produced, for example, by the following method, and is usually obtained as a solution of a hydrocarbon solvent.
- an organoaluminum compound such as trialkylaluminum is treated with dimethyltin Reaction of organic tin oxides such as oxides and dibutyltin oxide.
- the aluminoxane may contain a small amount of an organic metal component.
- the solvent or unreacted organoaluminum compound may be removed from the recovered aluminoxane solution by distillation, and then redissolved in a solvent or suspended in a poor solvent for aluminoxane.
- organoaluminum compound used in preparing the aluminoxane include the same organoaluminum compounds as those exemplified as the organoaluminum compound belonging to (B-la).
- trialkylaluminum and tricycloalkylamide are preferred, and trimethylaluminum is particularly preferred.
- organoaluminum compounds are used alone or in combination of two or more.
- Solvents used in the preparation of aluminoxane include aromatic hydrocarbons such as benzene, toluene, xylene, cumene and simene, pentane, hexane, heptane, octane, decane, dodecane and hexanede.
- Aliphatic hydrocarbons such as cantan, octadecane, cyclopentane, cyclohexane, cyclooctane, methylcyclopentane, etc., petroleum fractions such as gasoline, kerosene, gas oil, or the above aromatic hydrocarbons, Hydrocarbon solvents such as chlorinated compounds, brominated compounds, and the like, in addition to the octogenated aliphatic hydrocarbons and alicyclic hydrocarbons. Further, ethers such as ethyl ether and tetrahydrofuran can also be used. Among these solvents, aromatic hydrocarbons and aliphatic hydrocarbons are particularly preferred.
- the benzene-insoluble organoaluminoxy compounds are those in which the A1 component soluble in 60 benzene is usually 10% or less, preferably 5% or less, particularly preferably 2% or less in terms of A1 atoms. That is, those which are insoluble or hardly soluble in benzene are preferred.
- the organoaluminoxy compound include a boron-containing organoaluminoxy compound represented by the following general formula (i).
- R 21 represents a hydrogen atom, a halogen atom, or a hydrocarbon group having 1 to 10 carbon atoms, which may be the same or different.
- the organoaluminum oxy compound containing boron represented by the general formula (i) is represented by the following general formula (ii)
- R 2 (1 represents the same group as described above)
- an organoaluminum compound in an inert solvent under an inert gas atmosphere at a temperature of 180 to room temperature. It can be produced by reacting at a temperature of 1 minute to 24 hours.
- alkylboronic acid represented by the general formula ( ⁇ ) include methylporonic acid, ethylboronic acid, isopropylboronic acid, n-propylboronic acid, n-butylboronic acid, isobutylboronic acid, n- Hexylboronic acid, cyclohexylboronic acid, phenylboronic acid, 3,5-difluoroboronic acid, pentafluorophenylboronic acid, and 3,5-bis (trifluoromethyl) phenylboronic acid.
- methylboronic acid, n-butylboronic acid, isobutyl poronic acid, 3,5-difluorophenylboronic acid, and pentafluorophenylboronic acid are preferred.
- organoaluminum compound to be reacted with the alkylboronic acid include the same organoaluminum compounds as those exemplified as the organoaluminum compound belonging to the above (B-la). Of these, trialkylaluminum and tricycloalkylaluminum are preferable, and trimethylaluminum, triethylaluminum and triisobutylaluminum are particularly preferable. These may be used alone or in combination of two or more.
- the (B-2) organoaluminoxy compounds as described above are used singly or in combination of two or more.
- a compound (B-3) that forms an ion pair by reacting with the transition metal imine compound (A) used in the production of the ethylene-hydroolefin copolymer (b) (hereinafter referred to as “ionized ionic compound”).
- Such compounds include, for example, JP-A-H11-950, JP-A-H15-02036, JP-A-3-17905, and No. 3 — 179 006, Japanese Unexamined Patent Publication No. 3-07703, Japanese Unexamined Patent Application Publication No.
- the Lewis acids, ionic compounds, borane compounds and carborane compounds described are mentioned. Furthermore, heteropoly compounds and isopoly compounds can also be mentioned.
- a compound represented by BR 3 (R is a phenyl group which may have a substituent such as fluorine, a methyl group, a trifluoromethyl group, or a fluorine).
- R is a phenyl group which may have a substituent such as fluorine, a methyl group, a trifluoromethyl group, or a fluorine.
- trifluoroboron triphenylboron
- tris (4-fluorophenyl) boron tris (3,5-difluorophenyl) boron
- tris (4-fluoromethylphenyl) boron tris (pentafluorophenyl) boron, tris (P-tolyl) boron, tris (0-tolyl) boron, tris (3,5-dimethylphenyl) boron, etc.
- the ionic compound include a compound represented by the following general formula (VI).
- R 22 is H + , a carbonium cation, an oxonium cation, an ammonium cation, a phosphonium cation, a cycloheptyl triene cation, or a ferrocene cation having a transition metal. And thione.
- R 23 to R 26 are an organic group which may be the same or different from each other, preferably an aryl group or a substituted aryl group.
- carbon cation examples include trisubstituted carbon cations such as triphenylcarbon cation, tri (methylphenyl) carbonium cation, and tri (dimethylphenyl) carbonium cation.
- ammonium cation examples include a trimethyl ammonium cation, a triethyl ammonium cation, a tripropyl ammonium cation, a triplyl ammonium cation, and a tri (n-butyl) ammonium cation.
- Trialkylammonium cations such as cations; N, N-dimethylanilinium cations, N, N-ethylaniline cations, N, N-2,4,6-N-methylaniline cations such as methyl cations N-dialkylaniline cations; dialkylammonium cations such as di (isopropyl) ammonium cation and dicyclohexylammonium cation;
- phosphonium cation examples include triphenylphosphonium cations, tri (methylphenyl) phosphonium cations, and triarylphosphonium cations such as tri (dimethylphenyl) phosphonium cation.
- a carbonium cation, an ammonium cation, and the like are preferable, and particularly, a triphenylcarbonium cation, an N, N-dimethylaniline cation, and an N, N-methylethylaninium cation Cations are preferred.
- the ionic compound include trialkyl-substituted ammonium salts, N, N-dialkylanilinium salts, dialkylammonium salts, and triarylphosphonium salts.
- trialkyl-substituted ammonium salts include, for example, triethylammonium tetra (phenyl) boron, tripropylammonium tetra (phenyl) boron, and tri (n-butyl) ammonium tetra (phenyl).
- N, N-dialkylanilinium salt examples include, for example, N, N-dimethylaniliniumtetra (phenyl) boron, N, N-Jetylanilinidinumtetra (phenyl) boron, N, N -2,4,6-pentamethylanilinetetra (phenyl) boron.
- dialkylammonium salt examples include di (propyl) ammoniumtetra (borane fluorophenyl) boron, dicyclohexylammoniumtetratetra (phenyl) boron, and the like.
- Et represents an ethyl group.
- poran compound for example,
- Tri (n-butyl) ammonium bis (do-de-power high dry dodeca) Borate) Cobaltate (m), bis [tri (n-butyl) ammonium] bis (dode hydride dodecaborate) Nickelates (m) and other metal pollanion salts .
- carborane compound for example,
- the heteropoly compound contains an atom selected from silicon, phosphorus, titanium, germanium, arsenic, and tin, and one or more atoms selected from vanadium, niobium, molybdenum, and tungsten.
- Specific examples of the heteropoly compound include limvanic acid, germanovanadic acid, arsenic vanadic acid, linniobic acid, germanoniobic acid, siliconcono molybdic acid, linmolybdenic acid, titanium molybdenic acid, germanomolybdenic acid, arsenic Molybdenic acid, Suzumolybdenic acid, Lintungstic acid, Germano-tungstic acid, Tin tandastanoic acid, Linmolybudovanadic acid, Lingo tovanadic acid, Germano tandostovanadic acid, Linmolybdo ton vanadate acid, Germano molybdo tanzantoic acid Examples include acids, heteropolya
- heteropoly compound examples include salts of these heteropoly acids, such as lithium, sodium, potassium, rubidium, cesium, beryllium, magnesium, calcium, strontium, and barium. And salts with metals of Group 1 or 2 of the periodic table, and organic salts such as triphenylethyl salt.
- the (B-3) ionized ionic compound as described above is used alone or in combination of two or more.
- the vanadium compound used for producing the ethylene / ⁇ -olefin copolymer (c) is represented by the following general formula ( ⁇ ).
- R represents an aliphatic hydrocarbon residue such as a linear or branched alkyl group
- X represents a halogen atom
- Specific examples of the vanadium compound the manner, V_ ⁇ C 1 3, VOB r 3, VO (OCH 3) C 1 2, VO (OCH 3) 2 C 1, VO (OCH 3) 3, V_ ⁇ (0 C 2 H 5) C 1 2, VO (OC 2 H 5 ) L 5 C 1,. 5, VO (OC 2 H 5),. 5 B r,. 5, VO (OC 2 H 6) 2 C 1, VO (OC 2 H 5 ) 3, VO (OC 3 H 7) C 1 2, VO (OC 3 H 7) ⁇ .
- n in the above general formula ( ⁇ ) is in the range of 0 ⁇ n ⁇ 2 are particularly preferable, and among them, a vanadium compound in which R is C 2 H 5 is preferable.
- These vanadium compounds can be easily produced by reacting or reacting a VOC 1 3 and an alcohol, or VOC 1 3 and VO (OR> 3.
- organoaluminum compound used for producing the ethylene ' ⁇ -olefin copolymer (c) examples include the above-mentioned ( ⁇ -) — general formula RA 1 (OR b ) facedThe same compounds as the organoaluminum compounds represented by H p X q can be mentioned.
- the meta-acene compound of Group 4 of the periodic table containing a ligand having a cyclopentene genenyl skeleton used in the production of the ethylene ' ⁇ -olefin copolymer (c) is represented by the following general formula ( ⁇ ). It is.
- M 1 represents a transition metal atom selected from Group 4 of the periodic table, specifically, zirconium, titanium, or hafnium, and preferably zirconium.
- X represents a number satisfying a valence of the transition metal atom M 1, indicating the number of coordinating ligands L to the transition metal atom M 1.
- L represents a ligand coordinated to a transition metal atom, and at least one L is a ligand having a cyclopentene genenyl skeleton, and L other than a ligand having a cyclopentene genenyl skeleton is It is a hydrocarbon group having 1 to 20 carbon atoms, a halogenated hydrocarbon group having 1 to 20 carbon atoms, an oxygen-containing group, a zeo-containing group, a silicon-containing group, a halogen atom or a hydrogen atom.
- Examples of the ligand having a cyclopentene genenyl skeleton include a cyclopentene phenyl group; a methylcyclopentene phenyl group, a dimethyl cyclopentene phenyl group, a trimethylcyclopentene phenyl group, and tetramethylcyclopentane.
- cyclopentenyl group pentamethylcyclopentenyl group, ethylcyclopentenyl group, methylethylcyclopentenyl group, propylcyclopentenyl group, methylpropyl Alkyl-substituted cyclopentenyl group such as cyclopentenyl group, butylcyclopentenyl group, methylbutylcyclopentenyl group, hexylcyclopentenyl group; indenyl group; 4,5,6,7-tetrah A droindenyl group; and a fluorenyl group.
- These groups may be replaced by (halogenated) hydrocarbon groups having 1 to 20 carbon atoms, oxygen-containing groups, io-containing groups, gayne-containing groups, halogen atoms and the like.
- two of the ligands having a cyclopentene genenyl skeleton are It may be bonded through a divalent bonding group such as a (substituted) alkylene group or a (substituted) silylene group.
- ligands other than the ligand having a cyclopentene genenyl skeleton include the following.
- hydrocarbon group having 1 to 20 carbon atoms examples include an alkyl group, a cycloalkyl group, an alkenyl group, an arylalkyl group, and an aryl group, and more specifically, methyl, ethyl, and propyl. , Alkyl, hexyl, octyl, nonyl, dodecyl, icosyl, etc .; cycloalkyl, cyclopentyl, cyclohexyl, norbornyl, adamantyl, etc .; vinyl, probenyl, cyclohexenyl, etc.
- Alkenyl group such as benzyl, phenylethyl, phenylpropyl and the like; phenyl, tolyl, dimethylphenyl, trimethylphenyl, ethenylphenyl, propylphenyl, biphenyl, naphthyl, methylnaphthyl, anthryl, phenyl And aryl groups such as enanthryl.
- halogenated hydrocarbon group having 1 to 20 carbon atoms examples include groups in which the hydrocarbon group having 1 to 20 carbon atoms is substituted with halogen.
- oxygen-containing group examples include a hydroxy group; an alkoxy group such as methoxy, ethoxy, propoxy, and butoxy; an aryloxy group such as phenoxy, methylphenoxy, dimethylphenoxy, and naphthoxy; and an alkenyl group such as phenylmethoxy and phenylethoxy. And a reel alkoxy group.
- Examples of the thio-containing group include a substituent in which the oxygen of the above-mentioned oxygen-containing group is substituted with thiol, methyl sulfonate, trifluoromethane sulfonate, phenyl sulfonate, benzyl sulfonate, and P- Sulfonate groups such as toluenesulfonate, trimethylbenzenesulfonate, triisobutylbenzenesulfonate, P-chlorobenzenesulfonate, and pen-fluorobenzenesulfonate
- a sulfinite group such as methylsulfinate, phenylsulfite, benzenesulfinate, P-toluenesulfinate, trimethylbenzenesulfinate, penfluorofluorobenzenesulfite, etc .; Is mentioned.
- silicon-containing group examples include monohydrocarbon-substituted silyls such as methylsilyl and phenylsilyl; dihydrocarbon-substituted silyls such as dimethylsilyl and diphenylsilyl; trimethylsilyl, triethylsilyl, trippyriresilyl, tricyclohexylsilyl and tricyclosilyl.
- the halogen atom include a fluorine atom, a chlorine atom, a bromine atom, and an iodine atom.
- such a meta-acene compound is more specifically represented by the following general formula ( ⁇ -a).
- M 1 represents a transition metal atom selected from Group 4 of the periodic table as described above, and is preferably a zirconium atom.
- R 11 represents a group (ligand) having a cyclopentene genenyl skeleton
- R 12 , R 13 and R 14 may be the same or different from each other, and may be a group having a cyclopentene genenyl skeleton (ligand), a (halogenated) hydrocarbon group having 1 to 20 carbon atoms, It represents an oxygen-containing group, a zeo-containing group, a silicon-containing group, a halogen atom or a hydrogen atom.
- ligand cyclopentene genenyl skeleton
- halogenated hydrocarbon group having 1 to 20 carbon atoms
- R is a group (ligand) having a 2, R 13 and at least one is consequent Ropen evening Jeniru backbone of R 14
- R and R 12 are groups (ligands) having a cyclic pentagenenyl skeleton are preferably used.
- R 11 and R i2 are groups (ligands) having a cyclopentagenenyl skeleton
- R 13 and R 14 are groups having a cyclopentagenenyl skeleton, an alkyl group, a cycloalkyl group, an alkenyl group, Aryl alkyl group, aryl group, alkoxy group, aryloxy It is preferably a silyl group, a trialkylsilyl group, a sulfonate group, a halogen atom or a hydrogen atom.
- the following are specific examples of the meta-opencene compound represented by the general formula (m), wherein M 1 is zirconium.
- M ' is Group 4 of the periodic table transition metal atom, specifically a di Rukoniumu, titanium or hafnium, preferably zirconium two ⁇ beam.
- X ′ may be the same or different and each represents a hydrogen atom, a halogen atom, or a hydrocarbon group containing 20 or less carbon atoms. 20 or less Is a silyl group containing a germanium atom or a germyl group containing 20 or less germanium atoms.
- C p represents a substituted cyclopentenyl group bonded to M 1 by a ⁇ bond or a derivative thereof.
- Group 4 elements such as - S i (R
- 5 ) C (R ' 5 ) —,-C (R
- Y represents a ligand containing a nitrogen atom, a phosphorus atom, an oxygen atom or an iodine atom, such as —N (R 16 ) —, —O—, one S—, —P (R 16 ) — .
- Z and Y may form a condensed ring.
- R 15 is a hydrogen atom, an alkyl group having up to 20 non-hydrogen atoms, an aryl group having up to 20 non-hydrogen atoms, a silyl group having up to 20 non-hydrogen atoms, 20 A halogenated alkyl group having up to 20 non-hydrogen atoms, a halogenated aryl group having up to 20 non-hydrogen atoms, and a combination thereof.
- R 16 is an alkyl group having 1 to 10 carbon atoms, an aryl group having 6 to 10 carbon atoms, or an aralkyl group having 7 to 10 carbon atoms, or one or more.
- R 15 form a fused ring system of up to 30 non-hydrogen atoms.
- the (B-1) used in the production of the ethylene / ⁇ -olefin copolymer (b) 1) The same compounds as the organometallic compounds can be mentioned.
- the ( ⁇ -2) organoaluminoxy compound used in the production of the above-mentioned ethylene- ⁇ -olefin copolymer (c) is used in the production of the above-mentioned ethylene-hydro-olefin copolymer (b) ( B-2)
- the same compounds as the organic aluminum oxy compound can be mentioned.
- the component (A), the catalyst component in which the component (B-1) is brought into contact in advance, the component (B-1) and the component (B-3) are added to the polymerization reactor in any order.
- the components (B-1) may be the same or different.
- the methods (2), (3) and (4) are particularly preferable.
- the polymerization can be carried out by any of a liquid phase polymerization method such as solution polymerization and suspension polymerization or a gas phase polymerization method.
- the inert hydrocarbon medium used in the liquid phase polymerization method include aliphatic hydrocarbons such as propane, butane, pentane, hexane, heptane, octane, decane, dodecane, and kerosene; Alicyclic hydrocarbons such as xane and methylcyclopentane; aromatic hydrocarbons such as benzene, toluene and xylene; halogenated hydrocarbons such as ethylene chloride, chlorobenzene and dichloromethane, and mixtures thereof. Orrefin itself can be used as a solvent.
- aliphatic hydrocarbons such as propane, butane, pentane, hexane, heptane, octane, decane, dodecane, and kerosene
- Alicyclic hydrocarbons such as xane and methylcyclopentane
- aromatic hydrocarbons such as benzene, toluen
- the component (A) is usually used in an amount of from 10 to 12 to 10 to 2 mol, preferably from 1 to 12 mol per liter of the polymerization volume.
- 0 - is use les in an amount such that ie ⁇ 1 0- 3 mol.
- the component (B-1) is a molar ratio of the component (B-1) to the transition metal atom (M) in the component (A) [(B-1) ZM] force ⁇ Usually 0.01 to: L It is used in such an amount that it becomes 0.000, preferably 0.05 to 500,000.
- Component (B-2) is the molar ratio of the aluminum atom in component (B-2) to the transition metal atom (M) in component (A) [(B-2) / M) force, usually 1 It is used in such an amount that it becomes 0 to 500,000, preferably 20 to 100,000.
- the component (B-3) has a molar ratio of the component (B-3) to the transition metal atom (M) in the component (A) [(B-3) ZM] force, usually 1 to 20 and preferably 1 to: L 0, better Or 1-5.
- the copolymerization temperature using such a transition metal imine catalyst is usually in the range of 50 to 1200, preferably in the range of 0 to 170.
- Polymerization pressure is usually preferably atmospheric pressure ⁇ l OO kg Z cm 2 Ri conditions der normal pressure ⁇ 5 0 kg / cm 2, the copolymerization reaction is batch, semi-continuous of continuous any The method can also be performed. It is also possible to carry out the copolymerization in two or more stages under different reaction conditions.
- the molecular weight of the obtained ethylene / ⁇ -olefin copolymer (b) can be adjusted by changing the force of allowing hydrogen to exist in the polymerization system or the polymerization temperature. Furthermore, it can be adjusted by the difference of the component (B) used.
- the concentration of the vanadium compound (C) in the polymerization system is usually 0 per liter of polymerization volume. It is used in an amount of 0.1 to 5 mol, preferably 0.05 to 3 mol.
- the vanadium compound (C) is supplied at a concentration of 10 times or less, preferably 1 to 7 times, and more preferably 1 to 5 times the concentration of the vanadium compound (C) present in the polymerization system. Is desirable.
- the organoaluminum compound (D) has a molar ratio of aluminum atoms to vanadium atoms (A 1 ZV) in the polymerization system of 2 or more, preferably 2 to 50, and more preferably 3 to 20.
- the amount used is
- the vanadium compound (C) and the organoaluminum compound (D) are usually supplied after being diluted with a hydrocarbon solvent, liquid ethylene, and liquid ⁇ -olefin. At this time, the vanadium compound (C) is diluted to the above concentration.
- the organoaluminum compound (D) is supplied into the polymerization system after being adjusted to an arbitrary concentration of, for example, 50 times or less the concentration in the polymerization system.
- the copolymerization temperature using such a vanadium catalyst is usually in the range of ⁇ 50 to 1200, preferably 0 to 170.
- the polymerization pressure is usually from normal pressure to 100 kg Z cm 2 , preferably from normal pressure to 50 kg Z cm 2 , and the polymerization reaction is a batch type, semi-continuous type, or continuous type. It can be carried out by any of the above methods. It is also possible to carry out the polymerization in two or more stages under different reaction conditions.
- the molecular weight of the resulting ethylene / ⁇ -olefin copolymer (c) can be adjusted by the presence of hydrogen in the polymer or by changing the polymerization temperature.
- the ethylene-based copolymer (a) comprises, in the presence of the above transition metal imine catalyst, the above-mentioned vanadium catalyst or the above-mentioned meta-mouthed catalyst, ethylene and ⁇ having 3 to 20 carbon atoms. It can also be produced by copolymerizing -olefin.
- the copolymerization may be a liquid phase polymerization method such as solution polymerization or suspension polymerization or a gas phase polymerization method. Either can be implemented.
- Specific examples of the inert hydrocarbon medium used in the liquid phase polymerization method include those similar to the inert hydrocarbon medium used in the production of the ethylene' ⁇ -olefin copolymer (b).
- Min (A) is usually 1 0 12 to 1 0 mol is used in such an amount that preferably is a 1 0- ⁇ ⁇ 1 0- 3 molar, component (C), reaction volume one liter per usually 1 0 8-1 0 3 mol, preferably 1 0-7 ⁇ : used 1 0 4 moles and such so that amount.
- the molar ratio of the component (A) to the component (C) [(A) (C)] of the component (A) is usually 0.0000 :! It is used in such an amount that it becomes 2200, preferably 0.0001 to 100.
- Component (B-1) is the molar ratio of component (B-1) to all transition metal atoms (M) in component (A) and component (C) [(B-1) / M] force s' Usually, it is used in such an amount that it becomes 0.01 to 100,000, preferably 0.05 to 500,000.
- Component (B-2) has a molar ratio of aluminum atom in component (B-2) to transition metal atom (M) in component (A) [(B-2) ZM] of usually 10 to It is used in such an amount that it becomes 50,000, preferably 20 to 100,000.
- Component (B-3) has a molar ratio (M-3) of component (B-3) to transition metal atom (M) in component (A) of usually 1 to 20; It is preferably used in an amount such that it becomes 1 to 10, more preferably 1 to 5.
- the method of using each component and the order of addition are arbitrarily selected.
- the copolymerization temperature using such a transition metal imine catalyst and a vanadium catalyst is usually in a range of ⁇ 50 to +200, preferably 0 to 170.
- the polymerization pressure is usually from normal pressure to 100 kg Zcm 2 , preferably from normal pressure to 50 kg / cm 2 , and the polymerization reaction can be any of The method can also be performed. It is also possible to carry out the polymerization in two or more stages under different reaction conditions.
- the molecular weight of the resulting ethylene copolymer (a) is determined by adding hydrogen to the polymerization system. It can be present or adjusted by changing the polymerization temperature. Furthermore, it can be adjusted by the amount of the component (B) used.
- the copolymerization may be a liquid phase polymerization method such as solution polymerization, suspension polymerization, or a gas phase polymerization method. Either can be implemented.
- Specific examples of the inert hydrocarbon medium used in the liquid phase polymerization method include those similar to the inert hydrocarbon medium used for producing the ethylene' ⁇ -olefin copolymer (b).
- the component (A) In carrying out the copolymerization of ethylene with a haloolefin having 3 to 20 carbon atoms using a transition metal imine catalyst and a meta-mouth catalyst, the component (A) usually contains 10 to 12 to 1 0 2 mol, used in an amount preferably such becomes 1 0 1D ⁇ 1 0 3 mol, component (E), the reaction volume one liter equivalent is, usually 1 0 8-1 0 3 mol, preferably 1 0-7 ⁇ : used in an amount such that 1 0 _ 4 mol.
- the component (A) has a molar ratio [(A) Z (E)] of the component (A) to the component (E) of usually 0.001 to 200, preferably 0. It is used in such an amount that it becomes 0.01 to 100.
- Component (B-1) is the molar ratio of component (B-1) to all transition metal atoms (M) in component (A) and component (E) [(B-1) ZM], usually 0. It is used in such an amount that it becomes 0.1 to 100,000, preferably 0.05 to 500,000.
- the component (B-2) is a molar ratio of the aluminum atom in the component (B-2) to the transition metal atom (M) in the component (A) and the component (E) [(B-2) / M] F) Usually, it is used in such an amount as to be 100 to 500, preferably 20 to: L0000.
- Component (B-3) is composed of component (B-3) and component
- the molar ratio [(B-3) / M] to the transition metal atom (M) in (A) and the component (E) is usually 1 to 20, preferably 1 to 10; more preferably 1 to 10. It is used in such an amount as to be ⁇ 5.
- the method of using each component and the order of addition are arbitrarily selected.
- the copolymerization temperature using such a transition metal imine catalyst and a meta-mouth catalyst is usually ⁇ 50 to 1200, preferably 0 to 170.
- the polymerization pressure is usually from normal pressure to 100 kg Z cm 2 , preferably from normal pressure to 50 kg Z cm 2 , and the polymerization reaction may be any of a batch type, a semi-continuous type, and a continuous type.
- the method can also be performed. It is also possible to carry out the polymerization in two or more stages under different reaction conditions.
- the molecular weight of the obtained ethylene copolymer (a) can be adjusted by allowing hydrogen to be present in the polymerization system or by changing the polymerization temperature. Furthermore, it can be adjusted by the difference of the component (B) used.
- the propylene-based polymer composition of the present invention contains an ethylene-based copolymer (a) and a polypropylene (d), and has a weight ratio (d) of the ethylene-based copolymer (a) and the polypropylene (d).
- polypropylene used as the polypropylene (d) homopropylene may be used, and propylene and polypropylene may be used. It may be a copolymer with, for example, styrene, or a olefin having 4 to 20 carbon atoms. Further, this copolymer may be a random copolymer or a block copolymer. Further, the polypropylene may be isopropylene propylene or syndiotactic polypropylene.
- the propylene (d) has a crystallinity of 10% or more, preferably 20% or more.
- the crystallinity can be measured by, for example, an X-ray diffraction method.
- Examples of a method for producing a propylene-based polymer composition by blending a polypropylene resin (d) and an ethylene-based copolymer (a) include in-line blending and post-blending in the production process.
- a solution is prepared by separately dissolving the polypropylene resin (d), the ethylene-based copolymer (a), and other components to be added as required in a suitable good solvent, and then mixing them. Then the method of removing the solvent (4) A method combining the above methods (1) to (3)
- the propylene polymer composition according to the present invention is excellent in hardness and impact strength in a well-balanced manner.
- the ethylene-based copolymer (a) and the propylene-based polymer composition according to the present invention are used, for example, for foamed molded articles, film molded articles, and the like.
- the foam molded article is obtained by foaming the ethylene copolymer (a) or the propylene polymer composition to an expansion ratio of 1.2 to 50 times.
- the composition containing the ethylene-based copolymer (a) or can have a high expansion ratio, and the obtained foamed molded article has a high tear strength.
- a foaming agent used for foam molding a chemical foaming agent such as an azo-based foaming agent or a gas such as carbon dioxide, water vapor, or butene gas is used.
- a foaming aid can be used as needed as long as the object of the present invention is not impaired.
- foam molding methods include continuous extrusion foaming in which an extruder is used for kneading and foaming the ethylene-based copolymer (a) or propylene-based polymer composition and a foaming agent, and an ethylene-based copolymer (a). ) Or a method of kneading the propylene-based polymer composition and a foaming agent, followed by foaming in a hot oven, or a method of foaming a mold using a press.
- a sponge of closed cells and a sponge of open cells are produced according to the purpose.
- a crosslinking agent or low-density polyethylene (LDPE) may be compounded. May be.
- the film molded product is obtained by forming a film of the ethylene copolymer (a) or the propylene polymer composition.
- Examples of the film forming method include an inflation molding method and a T-die molding method, and the inflation molding method is preferable in terms of achieving a balance between vertical and horizontal physical properties of the film and cost.
- the blow molding is performed, there is an effect that the bubble stability is excellent.
- a film with high impact strength can be obtained.
- the ethylene-based copolymer or propylene-based polymer composition according to the present invention contains an antioxidant, a hydrochloric acid absorbent, a heat-resistant stabilizer, a light stabilizer, and an ultraviolet ray as long as the object of the present invention is not impaired.
- the ethylene copolymer of the present invention and the composition containing the copolymer (a) have few long chain branches and high viscosity in a low shear rate region. Therefore, if it is used for a sponge as a foamed molded article, it is possible to increase the expansion ratio and to obtain a sponge having a strong tear strength. Also, when used as a film molded product for film applications, a film with excellent formability and high impact strength can be obtained. When used as a modifier for a resin such as polypropylene, a resin composition having a good balance of hardness and impact strength can be obtained.
- Example 1 An ethylene copolymer of the present invention and the composition containing the copolymer (a) have few long chain branches and high viscosity in a low shear rate region. Therefore, if it is used for a sponge as a foamed molded article, it is possible to increase the expansion ratio and to obtain a sponge having a strong tear strength. Also, when used as a film molded product for
- the intrinsic viscosity ([]) was measured in decalin at 135.
- the molecular weight distribution (MwZMn) was determined by gel permeation chromatography (GPC) at 140 using 0-dichlorobenzene as a solvent.
- the melt viscoelasticity was measured using RDS-11 manufactured by Rheometrics.
- the sample used was a 25 mm (i) disk punched out of a 2 mm thick sheet.
- the activation energy of the shift factor was 150, 170, 190, and the frequency dependence of the storage modulus (G,) at 210, 230 was measured.
- G, storage modulus
- the activation energy (Ea) of the shift actor is measured as follows.
- the angular velocity ( ⁇ (radZ sec)) dispersion of the storage modulus (G ′ (dyneZcm 2 )) was measured using a rheometer RDS-II manufactured by Rheometrics.
- the sample holder used was a 25 mm ⁇ parallel plate, and the sample thickness was about 2 mm.
- the measurement temperature is 150, 170 t :, 190 X :, 210, 23 Ot :, and G 'in each temperature range is 0.04 ⁇ 400. It was measured. The amount of distortion was appropriately selected in the range of 2 to 25% so that torque in the measurement range could be detected and torque over did not occur.
- the flow curves under the five temperature conditions were superimposed with the reference temperature at 190, and Ea was determined from the Arrhenius type plot of the shift factor. The calculation was performed using the analysis software RHIOS attached to RDS-II.
- Heptane (850 ml) was charged at room temperature into a stainless steel 2-litre autoclave, which had been sufficiently purged with nitrogen, and the temperature was raised to 60. Subsequently, while maintaining the pressure at 60 X, propylene is charged until the pressure reaches 6.0 kg Z cm 2 G, and then pressurized with ethylene until the total pressure reaches 8 kg Z cm 2 G. did. Then, 0.2 mm o 1 of triisobutylaluminum, 0.05 mm o 1 of premixed triisobutyl aluminum, and 0.025 mm o of compound 1 of the following formula 1.
- a solution containing 0.05 mm o 1 of triphenylcarbenyltetrakis (pentafluorophenyl) borate was added, and polymerization was started while maintaining the temperature at 60. Five minutes later, methanol was added to terminate the polymerization. The resulting polymer solution was mixed with 2 liters of acetone to precipitate a polymer, separated from the solvent, and dried at 130 at reduced pressure for 10 hours.
- the obtained ethylene '1-butene copolymer was 4.89 g, the ethylene unit content was 89.1 mol%, the intrinsic viscosity was 14.2 d1 Zg, and Mw / Mn was 2.4.
- hexane solution 5 0 0 m 1 to the Bruno was continuously 1 hour subjected feeding at a flow rate of h, was further adjusted to 0. 8 mmo 1 retracement Tsu taken as catalyst VO (OC 2 H 5 ) C 1 2 to hexanes solution to a flow rate of 5 0 0 m 1 / h, was continuously fed hexa down at a rate of 5 0 0 m 1 Z h to.
- the polymerization liquid was continuously withdrawn from the upper part of the polymerization vessel so that the polymerization liquid in the polymerization vessel was always 1 liter.
- ethylene was supplied to the reactor at a flow rate of 240 liters Zh, propylene at a flow rate of 60 liters h, and hydrogen at a flow rate of 5 liters using a bubbling tube.
- the copolymerization reaction was performed at 35 by circulating a refrigerant through a jacket attached outside the polymerization vessel.
- a polymerization solution containing an ethylene / propylene copolymer was obtained.
- the resulting polymerization solution is demineralized with hydrochloric acid and then poured into a large amount of methanol to mix ethylene and propylene. After precipitating the polymer, vacuum drying was performed at 130 at 24 hours. Table 2 shows the properties of the obtained polymer.
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Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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EP99947945A EP1043359A4 (en) | 1998-10-23 | 1999-10-18 | ETHYLENE COPOLYMERS AND METHOD FOR THE PRODUCTION, RESIN COMPOSITION THEREFOR AND THE USE THEREOF |
US09/582,274 US6462136B1 (en) | 1998-10-23 | 1999-10-18 | Ethylene copolymer and process for producing the same, resin composition containing the copolymer, and uses of these |
JP2000578384A JP4233762B2 (ja) | 1998-10-23 | 1999-10-18 | エチレン系共重合体組成物およびその製造方法、この共重合体組成物を含有する樹脂組成物ならびにこれらの用途 |
Applications Claiming Priority (2)
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JP30299398 | 1998-10-23 | ||
JP10/302993 | 1998-10-23 |
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WO2000024822A1 true WO2000024822A1 (fr) | 2000-05-04 |
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PCT/JP1999/005734 WO2000024822A1 (fr) | 1998-10-23 | 1999-10-18 | Copolymere d'ethylene et son procede de production, composition de resine comprenant ledit copolymere et utilisations dudit copolymere d'ethylene et de ladite composition de resine |
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US (1) | US6462136B1 (ja) |
EP (1) | EP1043359A4 (ja) |
JP (1) | JP4233762B2 (ja) |
KR (1) | KR100380000B1 (ja) |
CN (1) | CN1136264C (ja) |
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- 1999-10-18 US US09/582,274 patent/US6462136B1/en not_active Expired - Lifetime
- 1999-10-18 EP EP99947945A patent/EP1043359A4/en not_active Withdrawn
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Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000078828A1 (fr) * | 1999-06-17 | 2000-12-28 | Mitsui Chemicals, Inc. | (co)polymeres d'etylene et leur utilisation |
US7335716B1 (en) | 1999-06-17 | 2008-02-26 | Mitsui Chemicals, Inc. | Ethylene (co)polymers and uses thereof |
US7563849B2 (en) | 1999-06-17 | 2009-07-21 | Mitsui Chemicals, Inc. | Ethylene (co) polymer and its use |
US7687579B2 (en) | 1999-06-17 | 2010-03-30 | Mitsui Chemicals, Inc. | Ethylene (co) polymer and its use |
JP2002105132A (ja) * | 2000-07-26 | 2002-04-10 | Mitsui Chemicals Inc | ポリマーおよびその製造方法 |
CN100448899C (zh) * | 2002-09-02 | 2009-01-07 | 住友化学工业株式会社 | 乙烯共聚物 |
CN100404564C (zh) * | 2003-03-28 | 2008-07-23 | 住友化学工业株式会社 | 乙烯共聚物 |
JP2005272605A (ja) * | 2004-03-24 | 2005-10-06 | Tosoh Corp | エチレン系樹脂組成物 |
US9309384B2 (en) | 2011-03-08 | 2016-04-12 | Kaneka Corporation | Polyethylene resin foamed particles, polyethylene resin in-mold foam molded article, and method for producing polyethylene resin foamed particles |
WO2013145602A1 (ja) * | 2012-03-28 | 2013-10-03 | 三井化学株式会社 | 太陽電池封止材および太陽電池モジュール |
JPWO2013145602A1 (ja) * | 2012-03-28 | 2015-12-10 | 三井化学株式会社 | 太陽電池封止材および太陽電池モジュール |
US9865752B2 (en) | 2012-03-28 | 2018-01-09 | Mitsui Chemicals, Inc. | Encapsulating material for solar cell and solar cell module |
Also Published As
Publication number | Publication date |
---|---|
EP1043359A1 (en) | 2000-10-11 |
US6462136B1 (en) | 2002-10-08 |
JP4233762B2 (ja) | 2009-03-04 |
KR100380000B1 (ko) | 2003-04-18 |
EP1043359A4 (en) | 2004-09-08 |
KR20010024775A (ko) | 2001-03-26 |
CN1289353A (zh) | 2001-03-28 |
CN1136264C (zh) | 2004-01-28 |
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