WO2007072960A1 - オレフィン重合体の製造方法 - Google Patents
オレフィン重合体の製造方法 Download PDFInfo
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- WO2007072960A1 WO2007072960A1 PCT/JP2006/325678 JP2006325678W WO2007072960A1 WO 2007072960 A1 WO2007072960 A1 WO 2007072960A1 JP 2006325678 W JP2006325678 W JP 2006325678W WO 2007072960 A1 WO2007072960 A1 WO 2007072960A1
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- fluidized bed
- group
- bed reactor
- olefin
- phase fluidized
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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
- C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
-
- 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
- C08F4/65912—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
-
- 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
- C08F4/65922—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 containing at least two cyclopentadienyl rings, fused or not
- C08F4/65927—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 containing at least two cyclopentadienyl rings, fused or not two cyclopentadienyl rings being mutually bridged
Definitions
- the present invention relates to a method for producing an olebuin polymer using a gas phase fluidized bed polymerization reactor.
- the production method of the olefin polymer by the gas-phase fluidized bed polymerization method does not need to have a polymer precipitation step after polymerization and a 'solvent separation step, compared with a production method by liquid polymerization method and slurry monopolymerization method. It is known that the manufacturing process can be simplified.
- a method for producing olefin polymer by the gas-phase fluidized bed polymerization method an olefin-containing gas is blown into the gas-phase fluidized bed reactor, and the polyolefin particles in the gas-phase fluidized bed reactor are suspended.
- Japanese Patent Application Laid-Open No. 2 00-0 3 1 3 7 17 discloses supplying lauryl jetanol to a gas phase fluidized bed reactor. Is disclosed.
- an object of the present invention is a method for producing an olefin polymer by a gas phase fluidized bed reactor, and provides a method for producing an olefin polymer having good fluidity and polymerization activity of polyolefin particles.
- the present invention relates to a method for producing an olefin polymer in which olefin is polymerized by supplying olefin and a catalyst for olefin polymerization into a gas phase / fluidized bed reactor.
- the present invention relates to a method for producing an olefin polymer characterized by introducing a fluidity improver comprising a compound into a gas phase fluidized bed reaction.
- R represents an alkyl group, an alkenyl group or an aryl group
- AO represents an alkylene oxide group
- m represents an average number of added moles of alkylene oxide
- Y represents a hydrogen atom
- an alkali metal atom Represents an alkaline earth metal atom or ammonium group
- n represents the valence of Y.
- polymerization includes not only homopolymerization but also copolymerization, and the term “polymer” includes not only homopolymers but also copolymers. .,
- the olefin and the olefin polymerization catalyst are supplied into the gas phase fluidized bed reactor, and the olefin polymerization is conducted in the gas phase fluidized bed reactor in the presence of the olefin polymerization catalyst.
- a known gas phase fluidized bed reactor can be used as the gas phase fluidized bed reactor used in the present invention.
- a fluidity improver comprising a polyalkylene oxide alkyl ether acetic acid represented by the following general formula or a salt thereof is introduced into a gas phase fluidized bed reactor to polymerize olefin.
- One or more fluidity improvers are used.
- R represents an alkyl group, an alkenyl group or an aryl group
- AO represents an alkylene oxide group
- m represents the average number of moles of alkylene oxide added.
- Y represents a hydrogen atom, an alkali metal atom, an alkaline earth metal atom, or an ammonium group
- ⁇ represents the valence of ⁇ .
- Examples of the alkyl group of R include a lauryl group, a cetyl group, a stearyl group, an octyl group, and sec-lauryl group.
- Examples of the alkenyl group of R include an oleyl group, and an aryl group. Examples thereof include a nonylphenyl group.
- the carbon number of R is usually 1 to 30, preferably 6 to 20, and more preferably 8 to 18.
- R is preferably an alkyl group, more preferably a lauryl group.
- alkylene oxide group of AO examples include ethylene oxide and propylene oxide, and ethylene oxide is preferable. Further, the average added mole number of alkylene oxide of m is usually 2 to 30, preferably 3 to 20, more preferably 4: L 0.
- 'Y represents a hydrogen atom, an alkali metal, an alkaline earth metal atom, or an ammonium group.
- an alkali metal atom a lithium atom, a sodium atom, a strong rhodium atom, or a beryllium as an alkaline earth metal atom.
- An atom, a magnesium atom, a calcium atom, etc. are mention
- Rim atom, a calcium atom is preferable, and a sodium atom is more preferable.
- ⁇ 'N is the valence of Y, for example, Y is an alkali metal atom such as a hydrogen atom, sodium atom or potassium atom, 1 if it is an ammonium group, .Y is a magnesium atom; an alkali such as a calcium atom 2 for earth metal atoms.
- polyalkylene oxide alkyl ether acetic acid and its salts include polyoxyethylene lauryl ether acetic acid, polyoxyethylene lauryl ether sodium acetate, polyoxyethylene cetyl ether acetic acid, sodium polyoxyethylene cetyl ether acetate, polyoxyethylene stearyl.
- polyoxyethylene lauryl ether acetic acid and sodium polyoxyethylene lauryl ether acetic acid are preferable.
- the abundance of the fluidity improver introduced into the gas-phase fluidized bed reactor in the gas-phase fluidized bed reactor is usually from 0.01 to 100 based on the total weight of the polymer in the fluidized bed.
- Owt ppm The abundance is preferably 0.1 lw t ppm or more, more preferably 1 wt p.pm or more, and even more preferably 5 wt p pm or more from the viewpoint of improving fluidity.
- the amount is preferably 400 wt p pm or less, more preferably 30 Ow t pm or less, and further preferably 200 wt pp m or less, from the viewpoint of increasing the polymerization activity.
- a method of introducing a fluidity improver into a gas phase fluidized bed reactor (1) a method of applying a fluidity improver to the inner surface of the gas phase fluidized bed reactor, (2) a fluidity improver Examples thereof include a method of introducing the contained polymer particles into the gas phase fluidized bed reactor, (3) a fluidity improver, and a method of introducing the containing liquid into the gas phase fluidized bed reactor.
- the fluidity improving agent may be introduced intermittently or may be introduced continuously.
- the fluidity improver is applied to the inner wall surface of the reactor in contact with the fluidized bed and Z or the gas dispersion plate.
- the area to be applied is preferably 5% or more of the total area of the reactor inner wall surface and the gas dispersion plate (with the total area being 1.00%) in contact with the fluidized bed, 25% or more More preferably, it is more preferably 5% or more, and particularly preferably 90% or more.
- the amount of flowability improver applied is that the amount of flowability improver present in the gas phase fluidized bed reactor is based on the total weight of the polymer in the fluidized bed.
- a coating amount of 0.0 lw tp pm or more is preferable. From the viewpoint of increasing the polymerization activity, the amount of the fluidity improver in the gas-phase fluidized bed reactor is 100 Owt p pm or less with respect to the total weight of the polymer in the fluidized bed.
- a coating amount of In applying the fluidity improver only the fluidity improver may be applied to the inner surface, and the fluidity improver is diluted with an appropriate solvent such as a hydrocarbon solvent or alcohol (solution, 'Dispersion liquid etc.) may be applied. In this case, it is preferable to dry the inside of the reactor after coating to remove the solvent.
- the polymer used for the preparation of the fluidity good agent-containing polymer particles is the same as the polymer to be produced.
- the polymer is a polyolefin resin such as polyethylene or polypropylene.
- the content of the fluidity improver in the fluidity improver-containing polymer particles is usually from 10 to 100, 0 O w.tppm relative to the weight of the polymer in the fluidity improver-containing polymer particles. From the viewpoints of improving fluidity and economy, it is preferably 100 to 500 ppm Owtppm, and more preferably 200 to 200 ppm ppm. '
- the weight average particle diameter of the fluidity improver-containing polymer particles is usually 3500 to 3 OOOm, preferably 4200 to 200m, and the bulk specific gravity is usually 0.25 to 0.50 g Z cm 3 , preferably 0.3 .0 to 0 ⁇ 45 ⁇ g / cm ⁇ 3 .
- the weight average 3 ⁇ 4 ⁇ diameter was measured with a laser diffraction particle size distribution analyzer (for example, HEL 0 S & R DOS manufactured by Nippon Electronics Co., Ltd.), and the bulk specific gravity was J : ISK 6 7 2 1-1 9 7 Measured according to 7 using a bulk specific gravity measuring device.
- the preparation method of polymer particles containing fluidity improver includes: (1) mixing polymer particles and fluidity improver; (2) spraying fluidity improver on polymer particles: (3) combining polymer and fluidity improver. And a method of forming a melt-kneaded product obtained by melt-kneading into particles by pulverization or the like.
- V type blender, etc. V type mixer, ribbon renderer, etc. ribbon type mixer, tumbler renderer, etc. tumbler type mixer, Henschel
- a known mixer such as a mixer with a shaker such as a mixer can be used.
- the fluidity improver may be an appropriate solvent such as a hydrocarbon solvent or alcohol.
- the liquid (solution, dispersion liquid, etc.) diluted with (1) may be sprayed onto the polymer particles and dried sufficiently. . '.
- the introduction position of flow improvers containing polymer particles, it is preferably introduced into the fluidized bed of the gas phase fluidized bed reactor ⁇
- the fluidity improver is used as the fluidity improver-containing liquid, and the fluidity improver is pentane, hexane, or heptane.
- Liquids (solutions, dispersions, etc.) diluted with a suitable solvent such as hydrocarbon solvent can be used.
- the introduction position of the fluidity improver-containing liquid it may be introduced directly into the gas-phase fluidized bed reactor, or introduced into the circulation gas line and installed in the gas-phase fluidized bed reactor. Although it may be introduced indirectly from the bottom, it is preferably introduced directly into the fluidized bed in the gas phase fluidized bed reactor.
- the fluidity on the inner surface of the gas fluidized bed reactor described in (1) above if fluidity of the seed polymer particles before the start of polymerization becomes a problem, the fluidity on the inner surface of the gas fluidized bed reactor described in (1) above.
- ⁇ A method of applying a good agent, a method of using all or part of the fluidity improver-containing polymer particles in (2) above and mixing them as sea or doborima particles, and a polymerization start in (3) above A method of introducing a fluidity improver-containing liquid into the fluidized bed of seed polymer particles before the treatment is preferred.
- a known polymerization catalyst used for olefin polymerization in a gas phase fluidized bed reactor can be used.
- a catalyst containing titanium, magnesium and halogen a catalyst obtained by contacting a solid catalyst component (a) with an organoaluminum compound (hereinafter referred to as a solid catalyst (A)); an organoaluminum compound , A catalyst comprising a co-catalyst component such as an organoaluminum compound or boron compound and a meta-octacene compound supported on a particulate carrier (hereinafter referred to as a solid catalyst (B)); an organoaluminum compound, an organoaluminum A catalyst obtained by contacting a solid catalyst component (C) having a co-catalyst such as an oxy-compound, boron compound, or organozinc compound supported on a particulate carrier with a meta-octane compound (herein
- a porous substance is preferable, and S i 0 2 , A 1 2 0 3 , Mg 0,
- the average particle diameter of the particulate carrier is preferably 5 to 1000 im, more preferably 1′0 to 00 / zm, and further preferably 10 to 10 ⁇ .
- the pore volume is preferably 0.1 ml.gZg or more, more preferably 0.3 to: L Om lZg.
- the specific surface area is preferably 10 to: L 00 Om 2 / g, more preferably 1.00 to 5 On ⁇ Zg.
- organoaluminum compounds include trimethylaluminum, triethylaluminum, trinormalbutylaluminum, triisobutylaluminum, isobutyl octylaluminum, isobutyldihexylaluminum, and iso-butyldioctylaluminum.
- organoaluminoxy compounds include tetramethyldialuminoxane, tetraethyldiammoxane, tetrabutyldialuminoxane, tetrahexyldialuminoxane, methylaluminoxane, ethylaluminoxane, .butylaluminoxane, isobutylaluminoxane, and hexylaluminoxane. A mixture thereof may be used.
- Tosoichi 'Finechem, PMAO, TMA ⁇ , MMA ⁇ , PBAO, etc.' can be raised.
- Boron compounds include tris (Penyu fluorophenyl) poran, triphenylcarbtetrakis (Penyu fluorophenyl) porate, tri (n-butyl) ammonium tetrakis (Penyu fluorophenyl) porate, N, N-dimethyl Anilinium tetrakis (Penyu Fluorophenyl) porate, etc.
- organozinc compounds include dimethylzinc, jetylzinc, dipropylzinc, di-n-butylzinc, diisobutylzinc, di-n-hexylzinc and other dialkylzinc; diphenylzinc, dinaphthylzinc, bis Phenyl) 'Diaryl zinc such as zinc; dialkenyl zinc such as diallyl zinc; bis (cyclopentagenyl) zinc; methylzinc chloride, ethylzinc chloride, propylzinc chloride, mono-n-butylzinc chloride, isobutylzinc chloride, n-to-n- Xylzyl zinc, methylzinc bromide, chilled bromide lead, propylzinc bromide, bromide-n-butylzinc bromide, isobutylzinc bromide, 'n-hexylbromidezinc, methylzinc iodide, io
- M represents a transition metal.
- P represents a number satisfying the valence of the transition metal M.
- a represents a number satisfying 0 ⁇ a ⁇ p.
- L represents a cyclopentine coordinated with the transition metal.
- the transition metal M of the formula [1] is a periodic table of elements. (IUPAC 19 8.9) Group 3-6 atoms are preferred, and titanium, zirconium, and hafnium are more preferred.
- a represents a number satisfying 0 ⁇ a ⁇ p
- p represents a number satisfying the valence of the transition metal M.
- M is a titanium atom, a zirconium atom or a hafnium atom
- P is preferably 2.
- L ligands having a cyclopentenyl group include (substituted) cyclopentenyl groups, (substituted) indenyl groups, (substituted) fluorenyl groups, and more specifically, cyclopentenyl groups, methylcyclopentes Even genyl group, teert-petitylmethylcyclopentenyl group, methyl-isopropyl cyclopentaphenyl group, trimethylcyclopentagenyl group, tetramethylcycline 'Mouth pentagenyl group, pentamethylcyclopentadenyl group,' indenyl group, 4,, 5, 6, 7-tetrahydroindenyl group, 2-methylindenyl group, 3 monomethylindenyl group, 4-methylindenyl group Group, 5-methylindenyl group, 6-methylindenyl group, 7-'methylindenyl group, 2_tert-butylidenyl group, '3-tert-but
- X ′ halogen atom examples include a fluorine atom, a chlorine atom, a bromine atom, and an iodine atom.
- hydrocarbon group examples include an alkyl group> an aralkyl group, an aryl group, an alkenyl group, and the like.
- hetero atom in the group containing a hetero atom examples include an oxygen atom, a sulfur atom, a nitrogen atom, and a phosphorus atom.
- Examples of such a group include an alkoxy group; an aryloxy group; a thioalkoxy group; Alkyl group; alkylamino group; arylamino group; alkylphosphino group; arylphosphino group; aromatic or aliphatic heterocycle having at least one atom selected from oxygen atom, sulfur atom, nitrogen atom and phosphorus atom in the ring And a ring group.
- the ligands having a cyclopentyl genyl skeleton may be directly connected to each other, such as a carbon atom, a silicon atom, a nitrogen atom, an oxygen atom, and a sulfur atom. And may be linked via a residue containing at least one atom selected from phosphorus atoms.
- cyclobe Non-Yu A ligand having an enyl skeleton and X may be directly connected to each other, and may be a carbon atom, a carbon atom, a nitrogen atom, an oxygen atom, a sulfur atom, or a phosphorus atom.
- a residue containing one atom It may be linked via a residue containing one atom.
- a residue include: a methylene group, an ethylene group, a propylene group ⁇ alkylene group; a dimethylmethylene block (isopropylidene group), a substituted alkylene group such as a diphenylmethylene group; a silylene group; a dimethylsilylene group, a jetylsilylene group. , Diphenylsilylene groups, tetramethyldisilylene groups, dimethoxysilylene groups, etc.
- ⁇ substituted silylene groups nitrogen atoms, oxygen atoms, sulfur atoms, hetero atoms such as phosphorus atoms, and the like, particularly preferred are methylene groups, Examples thereof include an ethylene group, a dimethylmethylene group (isopropylidene group), a diphenylmethylene group, a dimethylsilylene group, a jetylsilylene group, a diphenylsilylene group, and a dimethoxysilylene group. :
- cyclopentaenylzirconium dichloride bis. (1,3-n-butylmethylcyclopentenenyl) zirconium dichloride, bis (1,3-n —Pipylmethylcyclopentenyl) Zirconium dichloride, bis (n-butylcyclopentenyl) Zirconium dichloride, bis (1,3-methylcyclopentenyl) Zirconium dichloride, bis (1,3-ethylcyclopentenyl) ) Zirconium dichloride, ethylene zes (indenyl) Zirconium dichloride, ethylene bis (4-methyl-1-indenyl) zirconium dichloride, ethylene bis (4, 5, 6, 7, 7-tetrahydro 1-indenyl) zirconium dichloride Etc. can give.
- solid catalyst component (a) examples include those disclosed in JP-A-63-144020 and JP-A-4.
- Examples include solid catalyst components described in Japanese Patent Application Laid-Open No. 8 0 2 34, Japanese Patent Application Laid-Open No. 11-3 2 2 8 3 3, and the like.
- the solid catalyst 'The component (a) and the organoaluminum compound may be brought into contact with an electron-donating compound as necessary.
- Examples of the solid catalyst (B) include Japanese Patent Application Laid-Open Nos. Sho 61-1010 810, Japanese Patent Sho 61-2, 9600, and Japanese Kokai Sho 6-3-89 5 0 5. And solid catalysts described in JP-A-3-2 3 4 7 09, JP-A 6-3 3 6 50 2 and the like.
- Examples of the solid catalyst component (c) include Japanese Patent Application Laid-Open No. 2 0 0 3-1 7 1 4 1 2, Japanese Patent Application No. 2 0 0 3-1 7 1 4 1 5, and Japanese Patent Application Laid-Open No. 2 0 0 5-6 8. Examples of the solid catalyst component described in JP-A No. 1700 and the like can be given. Further, in the preparation of the solid catalyst (C), a promoter component such as an organic aluminum compound may be brought into contact with the solid catalyst component (c) and the meta-octane compound as necessary.
- the above-mentioned solid catalyst may be one obtained by polymerizing a small amount of olefin (hereinafter referred to as prepolymerization).
- the amount of prepolymerization of olefin is usually from 0.01 to 100 g, preferably from 0.05 to 5 g per 1 g of the solid catalyst component in the solid catalyst. 0 g, particularly preferably 0.1 to 200 g. '.
- a catalyst using a main catalyst compound as a catalyst component that is, a meta-catacene catalyst (solid catalyst (B), solid catalyst (C) ', etc.) is preferable. .
- a catalyst obtained by bringing all the catalyst components into contact with each other may be introduced into the gas-phase fluidized bed reactor.
- the catalyst component may be separately introduced into the gas-phase fluidized bed reactor and contacted with the catalyst component in the gas-phase fluidized bed reactor to form a catalyst. May be separately introduced into the gas phase fluidized bed reactor and used as a catalyst in the gas phase fluidized bed reactor.
- olefins used in the present invention include olefins having 2 to 20 carbon atoms, olefins, cyclic olefins, and alkenyl aromatic hydrocarbons.
- a 1-year-old lefin with 2 to 20 carbon atoms is particularly preferable.
- Two or more olefins can also be used. ⁇
- olefins include: ethylene, propylene, 1-butene, 1-pentene, 4-methyl-1-monopentene, 5-methyl-1-hexene, 1_hexene, 1-heptene 1 —Octene, 1-nonene, 1-decene and other ⁇ -olefins; 1, .5 —Hexagen, 1, 4—Hexagen, 1, 4—Pen Yugen, 1, 7—Octagen, 1, 8— Nonagen, 1,9-Decadiene, 4-Methyl—1,,, 4.Hexagen, 5-Methyl-1,4-Hexagen, 7—Methyl _ 1, .6—Octadene, 5-Ethylidene-2-Norportene, Dicyclopentene, 5-vinyl-1-norbornene, 5-methyl-2-norbornene, norporogen, 5-methylene-2-norbornene ', 1,5-cyclooctagen,
- olebuins ethylene and propylene, ethylene and 1-butene, ethylene and 1-hexene, X-ethylene and 4-1-methyl _ 1_pentene, and ethylene.
- the polymerization temperature is usually 30 to 11 O :, preferably 60 to 100 ⁇ .
- the polymerization pressure may be within the range in which olefin can exist as a gas phase in a fluidized bed reactor, and is usually 0.1 to 5.0 M'Pa, preferably 1.5 to 3.O. MP a.
- the gas flow rate in the reactor is usually 10 to: L 0 0 cmz, preferably 20 to 70 cm / sec.
- hydrogen may be added as a molecular weight regulator for the purpose of adjusting the molecular weight of the resulting olefin polymer.
- an inert gas may coexist in the olefin-containing gas blown into the gas phase fluidized bed reactor.
- the molecular weight of the olefin polymer can be controlled by various known means such as adjusting the temperature of the reaction zone and introducing hydrogen.
- the olefin polymer produced in the present invention is particularly preferably a copolymer of ethylene and olefins having 3 to 20 carbon atoms, among which ethylene having a polyethylene crystal structure and 3 to 2 carbon atoms.
- a copolymer with 0 ⁇ -olefin is preferred.
- the ⁇ -olefin is more preferably an ⁇ -olefin having 3 to 8 carbon atoms, and specific examples include 1-butene, 1-hexene, 4-methyl-1-monopentene, 1-octene and the like.
- a method for producing an olefin polymer using a gas phase fluidized bed reactor, wherein the polyolefin particles have good fluidity and polymerization activity of polyolefin particles can provide a manufacturing method.
- the present invention is preferably used in the production of an olefin polymer using a meta-octacene catalyst. It can also be suitably used in the production of olefin polymers having a broad molecular weight distribution, for example, olefin polymers having a molecular weight distribution of 3 to 30. ''
- solid catalyst component (1) A solid component (hereinafter referred to as solid catalyst component (1)) was obtained in the same manner as the synthesis of component (A) of Example 1 described in JP-A-2005-68170. '
- Example 1 (1) 703 g in an autoclave with a stirrer with an internal volume of 210 liters previously purged with nitrogen, and then add 80 liters of butane. Then, 2 liters of hydrogen (normal temperature and normal pressure) was charged, and the temperature of the autoclave was raised to 30 ° C. After 1 kg of ethylene was charged and the system was stabilized, pre-polymerization was started by adding 69 mmol of triiso ⁇ tyluluminum 21 Ommo 1 ′ racemic ethylene bis (1-indenyl) dialkonium diphenoxide.
- the first 0.5 hour is 0.7 kg of ethylene and 7.0 liters of hydrogen (room temperature Normal pressure), and 0.5 hours after the start of pre-polymerization, 3.5 kg / hour of ethylene and 24.3 liters of hydrogen (room temperature and normal pressure) are supplied for a total of A 4 hour prepolymerization was carried out.
- ethylene and hydrogen gas are purged, transferred to a drying drum, and nitrogen circulation drying is performed.
- Solid catalyst component (1) 15.4 g of ethylene polymer per 1 g is pre-polymerized. A prepolymerized catalyst was obtained.
- ethylene and 1-hexene were copolymerized at a total pressure of 2.0 MPa, a polymerization temperature of 87 ° C, and a hold-up of 80 kg.
- the composition of the gas in S is ethylene 92..7mo 1%, hydrogen 1.2mo'l%, 1-hexene 0.9mo 1%, nitrogen 5.2mo 1%, Example 1 (2),
- the pre-polymerization catalyst obtained in (1) was fed for about 28 hours, and triisobutylaluminum was fed in 20 mM 1 hour.
- the polymer production rate is about 19 kg, hours.
- the electrostatic charge in the gas-phase fluidized bed reactor is about 1900V (measured with an electrostatic meter S-21 manufactured by Ditec Co., Ltd.). ) Met. .;
- Total pressure, degree of polymerization, hold-up amount, gas composition The flow rate improver-containing polymer particles prepared in (3) of Example 1 were used without changing the pre-polymerization catalyst and trisobutylaluminum input amount. 319 g was charged into the gas-phase fluidized bed polymerization reactor over 18 minutes, and the amount of polyoxyethylene lauryl ether acetic acid in the gas-phase fluidized bed polymerization reactor was set to 21 wt ppm. The electrostatic charge in the gas-phase fluidized bed anti-Jfe was about +100 V. The polymer formation rate was about 19 kg. '
- solid catalyst component (2) A solid component (hereinafter referred to as solid catalyst component (2)) was obtained in the same manner as the synthesis of component (A) of Example 10 described in JP-A-2003-171415.
- Ethylene '1 hexene copolymer powder and lauryl diethanolamide (Sansei Kasei Co., Ltd., Chemistad 25 25) and Henschel mixer (Rikitsuta Co., Ltd. 20 L super mixer type SMV-20) Mixing for 2 minutes at 500 rpm, a flow improver-containing polymer particle having a lauryl methacrylate concentration of 5,000 w tppm was prepared ....
- ethylene, 1-butene and 1-hexene were copolymerized at a total pressure of 2. OMPa, a polymerization temperature of 75, and a hold-up of 80 kg.
- the gas composition during the polymerization was ethylene 90.9 mol 1%, hydrogen 5 mol%, 1-butene 2.3 mol%, 1-hexene 0.3 mol%, nitrogen 6. Omol%, and Comparative Example 1 above.
- the prepolymerized catalyst obtained in (2) was fed at about 35 gZ time, and triisobutylaluminum was fed at 25 mmo for 1 hour.
- the polymer formation rate was about 23 kgZ hours, and the electrostatic charge in the gas-phase fluidized bed reactor was about -4000 V (measured with an electrostatic voltmeter S-21, manufactured by Ditec Co., Ltd.). It was. 'The polymer particles containing the fluidity improver prepared in (3) of Example 1 without changing the total pressure, polymerization temperature, hold-up amount, gas composition, pre-polymerization catalyst and trisobuter aluminum input amount, 2 75 g was charged into the gas-phase fluidized bed polymerization reactor, and the amount of lauryl janoramide in the gas-phase fluidized bed polymerization reactor was 17 wtp 'pm. The amount of electrostatic charge in the gas-phase fluidized bed reactor was about 1 220 V, and the polymer production rate was about 9 k hours.
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Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE112006003437T DE112006003437T5 (de) | 2005-12-19 | 2006-12-18 | Verfahren zur Herstellung von Olefinpolymer |
US12/097,738 US20090306314A1 (en) | 2005-12-19 | 2006-12-18 | Method for producing olefin polymer |
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JP2005364438A JP5055761B2 (ja) | 2005-12-19 | 2005-12-19 | オレフィン重合体の製造方法 |
JP2005-364438 | 2005-12-19 |
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US (1) | US20090306314A1 (ja) |
JP (1) | JP5055761B2 (ja) |
DE (1) | DE112006003437T5 (ja) |
WO (1) | WO2007072960A1 (ja) |
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JP6295506B2 (ja) | 2011-12-07 | 2018-03-20 | 住友化学株式会社 | 界面活性剤含有粒子を用いた重合方法 |
CN113278097B (zh) * | 2021-06-03 | 2023-03-17 | 上海廷锦技术有限公司 | 一种硅胶负载茂金属催化剂及其制备方法与应用 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62167305A (ja) * | 1986-01-11 | 1987-07-23 | バスフ アクチェンゲゼルシャフト | 気相反応による超高分子ポリエチレンの製法 |
JPH04225004A (ja) * | 1990-04-11 | 1992-08-14 | Bp Chem Internatl Ltd | 気相オレフィン重合法 |
JP2000313719A (ja) * | 1999-03-02 | 2000-11-14 | Mitsui Chemicals Inc | 重合粉体の流動性改良方法 |
JP2000313715A (ja) * | 1999-03-02 | 2000-11-14 | Mitsui Chemicals Inc | 重合粉体の流動性改良方法 |
JP2001048991A (ja) * | 1999-08-05 | 2001-02-20 | Mitsui Chemicals Inc | 重合粉体の流動性改良方法 |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DZ520A1 (fr) | 1982-03-24 | 2004-09-13 | Union Carbide Corp | Procédé perfectionné pour accroitre le rendement espace temps d'une réaction de polymérisation exothermique en lit fluidisé. |
JPS59126406A (ja) | 1983-01-11 | 1984-07-21 | Mitsui Petrochem Ind Ltd | オレフインの気相重合方法 |
JPH0788403B2 (ja) | 1984-11-01 | 1995-09-27 | 昭和電工株式会社 | ポリオレフインの製造方法 |
CA1268754A (en) | 1985-06-21 | 1990-05-08 | Howard Curtis Welborn, Jr. | Supported polymerization catalyst |
JPH0780937B2 (ja) | 1986-10-01 | 1995-08-30 | 三井石油化学工業株式会社 | オレフインの重合方法 |
JPS63142008A (ja) | 1986-12-04 | 1988-06-14 | Mitsubishi Petrochem Co Ltd | エチレン−オレフイン共重合体の製造法 |
FR2642429B1 (fr) | 1989-01-31 | 1991-04-19 | Bp Chimie Sa | Procede et appareil de polymerisation d'olefines en phase gazeuse dans un reacteur a lit fluidise |
US5068489A (en) | 1989-12-28 | 1991-11-26 | Union Carbide Chemicals And Plastics Technology Corporation | Preparation of very low molecular weight polyethylene in a fluidized bed |
JP2825910B2 (ja) | 1990-02-13 | 1998-11-18 | 三井化学株式会社 | オレフィン重合用固体触媒およびオレフィンの重合方法 |
FR2666338B1 (fr) | 1990-08-31 | 1994-04-08 | Bp Chemicals Snc | Procede regule de polymerisation d'olefine en phase gazeuse effectue a l'aide d'un catalyseur a base d'oxyde de chrome. |
JPH05339319A (ja) | 1992-06-15 | 1993-12-21 | Mitsubishi Petrochem Co Ltd | ポリエチレンの製造法 |
JPH06179720A (ja) | 1992-12-15 | 1994-06-28 | Toho Titanium Co Ltd | 超高分子量ポリエチレン製造用固体触媒成分 |
JPH06336502A (ja) | 1993-04-02 | 1994-12-06 | Tosoh Corp | オレフィン重合用触媒およびオレフィンの重合方法 |
JPH07116252A (ja) | 1993-10-21 | 1995-05-09 | Japan Storage Battery Co Ltd | 流体輸送器 |
JPH08134124A (ja) | 1994-10-25 | 1996-05-28 | Bp Chem Internatl Ltd | チーグラー・ナッタ触媒によるオレフィンの重合方法 |
JP3529941B2 (ja) | 1995-05-18 | 2004-05-24 | 三井化学株式会社 | 固体状チタン触媒成分、その製造方法、固体状チタン触媒成分を含むオレフィン重合用触媒およびオレフィンの重合方法 |
JPH1180234A (ja) | 1997-09-02 | 1999-03-26 | Sumitomo Chem Co Ltd | オレフィン重合用固体触媒成分、オレフィン重合用触媒、及びオレフィン(共)重合体の製造法 |
JP3476056B2 (ja) | 1998-02-16 | 2003-12-10 | 出光石油化学株式会社 | ポリエチレン系重合体 |
SG73622A1 (en) | 1998-03-11 | 2000-06-20 | Sumitomo Chemical Co | Solid catalyst component and catalyst for olefin polymerization and process for producing olefin polymer |
JP3967489B2 (ja) | 1999-03-02 | 2007-08-29 | 三井化学株式会社 | 重合粉体の流動性改良方法 |
JP3960039B2 (ja) | 2000-12-26 | 2007-08-15 | 住友化学株式会社 | 改質された粒子およびその製造方法、担体、付加重合用触媒成分、付加重合用触媒ならびに付加重合体の製造方法 |
JP4218265B2 (ja) | 2001-06-27 | 2009-02-04 | 住友化学株式会社 | 付加重合用触媒、予備重合済付加重合用触媒成分および付加重合体の製造方法 |
JP4212938B2 (ja) * | 2002-03-25 | 2009-01-21 | 株式会社プライムポリマー | ポリオレフィンの製造方法 |
JP2004189961A (ja) * | 2002-12-13 | 2004-07-08 | Sumitomo Chem Co Ltd | シードパウダー、オレフィン類の重合方法およびオレフィン重合体の製造方法 |
JP2005068170A (ja) | 2003-08-21 | 2005-03-17 | Sumitomo Chemical Co Ltd | 改質された粒子およびその製造方法、担体、付加重合用触媒成分、付加重合用触媒ならびに付加重合体の製造方法 |
US20070073012A1 (en) * | 2005-09-28 | 2007-03-29 | Pannell Richard B | Method for seed bed treatment before a polymerization reaction |
-
2005
- 2005-12-19 JP JP2005364438A patent/JP5055761B2/ja not_active Expired - Fee Related
-
2006
- 2006-12-18 DE DE112006003437T patent/DE112006003437T5/de not_active Withdrawn
- 2006-12-18 US US12/097,738 patent/US20090306314A1/en not_active Abandoned
- 2006-12-18 WO PCT/JP2006/325678 patent/WO2007072960A1/ja active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62167305A (ja) * | 1986-01-11 | 1987-07-23 | バスフ アクチェンゲゼルシャフト | 気相反応による超高分子ポリエチレンの製法 |
JPH04225004A (ja) * | 1990-04-11 | 1992-08-14 | Bp Chem Internatl Ltd | 気相オレフィン重合法 |
JP2000313719A (ja) * | 1999-03-02 | 2000-11-14 | Mitsui Chemicals Inc | 重合粉体の流動性改良方法 |
JP2000313715A (ja) * | 1999-03-02 | 2000-11-14 | Mitsui Chemicals Inc | 重合粉体の流動性改良方法 |
JP2001048991A (ja) * | 1999-08-05 | 2001-02-20 | Mitsui Chemicals Inc | 重合粉体の流動性改良方法 |
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DE112006003437T5 (de) | 2008-10-23 |
JP5055761B2 (ja) | 2012-10-24 |
US20090306314A1 (en) | 2009-12-10 |
JP2007169313A (ja) | 2007-07-05 |
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