WO1999024445A1 - Verfahren zur herstellung von fulven-metallkomplexen - Google Patents
Verfahren zur herstellung von fulven-metallkomplexen Download PDFInfo
- Publication number
- WO1999024445A1 WO1999024445A1 PCT/EP1998/006821 EP9806821W WO9924445A1 WO 1999024445 A1 WO1999024445 A1 WO 1999024445A1 EP 9806821 W EP9806821 W EP 9806821W WO 9924445 A1 WO9924445 A1 WO 9924445A1
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- WO
- WIPO (PCT)
- Prior art keywords
- group
- formula
- fulvene
- metal
- reaction
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
- C07F17/00—Metallocenes
-
- 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
- C08F10/02—Ethene
-
- 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
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/02—Ethene
-
- 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
- C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
- C08F110/04—Monomers containing three or four carbon atoms
- C08F110/06—Propene
-
- 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
- C08F4/65908—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an ionising compound other than alumoxane, e.g. (C6F5)4B-X+
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S526/00—Synthetic resins or natural rubbers -- part of the class 520 series
- Y10S526/941—Synthetic resins or natural rubbers -- part of the class 520 series having the transition metal bonded directly to carbon
Definitions
- the present invention relates to a process for the preparation of fulven-metal complexes, new fulvene-metal complexes and their use as catalysts for the polymerization of unsaturated compounds, in particular for the polymerization and copolymerization of olefins and / or dienes.
- Metal complexes in particular the use of metallocene complexes in a mixture with activating cocatalysts, preferably alumoxanes, for the polymerization of olefins and diolefins have long been known (e.g. EP-A 69 951, 129 368, 351 392, 485 821, 485 823).
- the metallocenes have proven to be highly effective, specific catalysts in the polymerization of olefins. to
- thermolysis reactions are described in the literature. According to Bercaw et al, JACS (1972), 94, 1219, the fulvene complex ( ⁇ ⁇ -2,3,4,5-tetra-methylcyclopentadienyl-1-methylene) is formed by thermolysis of bis ( ⁇ 5 - pentamethylcyclopentadienyl) titanium dimethyl ( ⁇ - pentamethylcyclopentadienyl) titanium methyl.
- TJ Marks et al., JACS (1988), 110, 7701 describes the thermolysis of pentamethylcyclopentadienyl complexes of zirconium and hafnium.
- the fulvene complex ( ⁇ "-2,3,4,5-tetramethylcyclopentadienyl-1-methylene) ( ⁇ ⁇ -pentamethylcyclopentadienyl) zirconiumphenyl is formed by thermolysis of bis ( ⁇ ⁇ -pentamethylcyclopentadienyl) zirconium diphenyl.
- fulvene metal complexes can be prepared by reacting a fulvene compound with a suitable transition metal complex in the presence of a reducing agent.
- the present invention thus relates to a process for the preparation of fulven-metal complexes of the formula (Ia)
- M is a metal from the group Illb, IVb, Vb, VIb or the lanthanides or the actinides of the Periodic Table of the Elements according to IUPAC,
- A represents an anionic ligand which may be bridged once or more
- X is a hydrogen atom, a C - to C ⁇ rj-alkyl group, a C ⁇ - to Ci rj-alkoxy group, a Cg to C ⁇ rj-aryl group, a Cß to C ⁇ o-Nryl ° ⁇ yg ru PP e > a C2 to Ci () -A.lkenyl group, a C7 to C4 () arylalkyl group, a C7 to C40-alkylaryl group, a Cg to C40 arylalkenyl group, a C ⁇ to CiQ hydrocarbon radical substituted silyl group, a halogen atom or an amide of the formula NR ⁇ ,
- L represents a neutral ligand
- R 1 , R 2 , R 3 , R 4 , R 5 , R 6 each form, together with the atoms connecting them, one or more aliphatic or aromatic ring systems which can contain one or more heteroatoms (O, N, S) and 5 to Have 10 carbon atoms,
- R 7 represents hydrogen, a C1 to C20 alkyl group, a Cg to C20 A17I group, a C7 to C4) arylalkyl group, a C7 to C4Q alkylaryl group, one by C ⁇ -C ⁇ ⁇ - Hydrocarbon residues substituted silyl group, an amino group optionally substituted by C ⁇ -C2 ⁇ hydrocarbon residues, m, p represent the numbers 0, 1, 2, 3 or 4, which result from the valence and the binding state of M, and
- k represents the number 1, 2 or 3 and the sum of k + m + p is from 1 to 5, depending on the oxidation state of M,
- n is a number from 0 to 10
- A, X, L, M, m, s and n have the meaning given above and
- s is 2, 3, 4, 5 or 6 and s> p
- R 1 , R 2 , R 3 , R 4 , R 5 and R 6 have the meaning given above,
- the reaction can be carried out in a single reaction step, ie in a one-pot reaction, the order in which the individual reaction components are added is not fixed.
- the reaction can also be carried out in separate reaction cuts.
- transition metal compounds of the formula (Ha) or (IIb) can first be brought into contact with a reducing agent and reacted with fulvene compounds of the formula (III) in a separate reaction step.
- the transition metal compound (Ha) or (Ilb) is first added to the fulvene compound (III) and then the reducing agent is added.
- Suitable reducing agents are, for example, alkali metals, alkaline earth metals,
- metal hydrides are eithium hydride, sodium hydride, magnesium hydride, aluminum hydride, lithium aluminum hydride and sodium borohydride.
- Special examples of reducing agents are sodium naphthalenide, potassium graphite, lithium alkyls, magnesium butadiene, magnesium anthracene, trialkyl aluminum compounds and Grignard reagents.
- Preferred reducing agents are alkali metals or alkaline earth metals, C.-Y-alkyl lithium, tri-C.-Y-alkyl aluminum compounds and Grignard reagents.
- Preferred reducing agents are lithium, magnesium, n-butyllithium, as well as triethyl aluminum and triisobutyl aluminum.
- an electrochemical reduction can also be carried out.
- the process for the preparation of the fulvene metal complexes of the formula (I) takes place in a suitable reaction medium at temperatures from -100 to + 250 ° C, preferably from -78 to + 130 ° C, particularly preferably from -10 to + 120 ° C.
- Suitable reaction media are, for example, aliphatic or aromatic hydrocarbons, halogenated hydrocarbons, ethers and cyclic ethers.
- unbranched aliphatic hydrocarbons such as butane, pentane, hexane, heptane, octane, branched aliphatic hydrocarbons such as isobutane, isopentane, isohexane, cyclic aliphatic hydrocarbons such as cyclohexane, methylcyclohexane, aromatic hydrocarbons such as benzene, toluene, xylene and ether such as dialkyl ether, dimethoxyethane and tetrahydrofuran. Mixtures of different solvents are also suitable.
- the fulven-metal complexes of the formula (I) are produced and handled with the exclusion of air and water under inert gas conditions (protective gas technology).
- inert gases are nitrogen or argon.
- the protective gas technology used is, for example, the Schlenk type generally used for organometallic substances.
- the fulven-metal complexes of the formula (I) can be isolated or used directly for further reactions. If insulation is required, the resulting by-products can be cleaned using standard cleaning methods, e.g. be separated by filtration. Alternatively, the desired products can also be extracted with a solvent. If necessary, a cleaning operation, e.g. Recrystallization can be carried out.
- Suitable transition metal complexes of the formula (Ha) or (Ilb) are, in particular, those in which M is a metal from the group titanium, zirconium, hafnium, vanadium, niobium, tantalum and chromium,
- A is a pyrazolate of the formula N2C3R 8 3 with R 8 for hydrogen or a C1 -C1 r j -
- L, X, R ⁇ , m, s and n have the meaning given above.
- M stands for titanium, zirconium and hafnium
- X means fluorine or chlorine
- L, m, s and n have the meaning given above.
- Suitable fulvene compounds are, in particular, those of the formula (III) in which
- R 1 to R 6 for a C 1 -C 3 -alkyl group, a C 6 -Ct ⁇ aryl group, a C 7 -C 0 -
- Alkylaryl group in particular hydrogen, methyl, trifluoromethyl, ethyl, n-propyl, isopropyl, n-butyl, isobutyl, tert-butyl, phenyl, pentafluorophenyl, methylphenyl, cyclohexyl and benzyl.
- Preferred compounds of the formula (III) are fulvene compounds of the formula (IV)
- R 1 , R 2 , R 3 and R 4 have the meaning given above.
- Particularly preferred compounds of the formula (III) are 6-cyclohexylfulven, 6-isopropylfulven, 6-tert-butylfulven, 6-phenylfulven, 6- (dimethylamino) -fulven, 6,6-bis (dimethylamino) fulven, 6,6-dimethylfulven , 6,6-bis (trifluoromethyl) fulven, 6,6-diphenylfulven, 6,6-bis (pentafluorophenyl) fulven, 6,6-pentamethylenefulvene, 6,6-tetramethylenefulvene, 6,6-trimethylenefulvene, 2- (2, 4-cyclopentadien-l-ylidene) -l, 3-dithiolane, 5-benzylidene-l, 2,3-triphenyl-l, 3-cyclopentadiene, 1,2,3,4-tetramethyl fulven, 1,2 , 3,4-tetraphenylfulvene, 2,3-d
- Metal complexes include depending on the central atom, the oxidation state and the substituents of the fulvene ligand.
- FIG. 1 shows the structure of a fulven-metal complex that can be produced according to the invention in a perspective view, as is obtained by X-ray structure analysis, using the example of the compound (6-tert-butylfulvenyl) (pentamethylcyclopentadienyl) titanium chloride.
- the method according to the invention provides access to new fulvene-metal complexes of the formula (I) which, B. cannot be formed by thermolysis.
- the present invention therefore furthermore relates to fulvene metal complexes of the formula (I), where
- M is a metal from the group titanium, zirconium, hafnium, vanadium, niobium, tantalum and chromium,
- R 1 and R 2 are hydrogen and at the same time R 3 , R 4 , R 5 and R 6 are a methyl group and at the same time A is a pentamethylcyclopentadienyl group or a carborane diyl group of the formula C2B9H11.
- Another object of the present invention is a catalyst system consisting of a
- M is a metal from the group titanium, zirconium, hafnium, vanadium, niobium, tantalum and chromium,
- kl is A
- X, m, p, R 1 , R 2 , R 3 , R 4 , R 5 and R 6 have the meaning given above
- component a) a cocatalyst suitable for activating the metal complex a), the molar ratio of component a) to component b) being in the range from 1: 0.1 to 1: 10,000, preferably 1: 1 to 1: 1,000.
- Cocatalysts in question such as polymeric or oligomeric aluminoxanes, Lewis acids and aluminates and borates.
- methylaluminoxane methylalumoxane modified by triisobutylaluminum and diisobutylalumoxane
- trialkylaluminium compounds such as trimethylaluminum, triethylaluminum, triisobutylaluminum, triisooctylaluminum
- dialkylaluminum compounds such as
- Another object of the present invention is the use of the new catalyst system for the polymerization of unsaturated compounds, in particular olefins and dienes. Both the homopolymerization and the copolymerization of the unsaturated compounds mentioned are understood to be polymerization.
- C 2 -C 1 -alkenes such as
- dienes conjugated dienes, such as 1,3-butadiene, isoprene, 1,3-pentadiene, and non-conjugated dienes, such as 1,4-hexadiene, 1,5-heptadiene, 5,7-dimethyl-1, 6-octadiene, 4-vinyl-1-cyclohexene, 5-ethylidene-2-norbornene, 5-vinyl-2-norbornene and dicyclopentadiene.
- the catalysts of the invention are suitable for the production of rubbers based on copolymers of ethylene with one or more of the olefins mentioned and the dienes mentioned.
- the catalyst system according to the invention is suitable for the polymerization of cyclo-olefins such as norbornene, cyclopentene, cyclohexene, cyclooctane and the copolymerization of cyclo-olefins with ethylene or ⁇ -olefins.
- the polymerization can be carried out in the liquid phase, in the presence or absence of an inert solvent, or in the gas phase.
- Aromatic hydrocarbons such as benzene and / or toluene or aliphatic hydrocarbons such as propane, hexane, heptane, octane, isobutane, cyclohexane or mixtures of the various hydrocarbons are suitable as solvents.
- Suitable carrier materials are e.g. To name: inorganic or organic polymeric carriers, such as silica gel, zeolites, carbon black, activated carbon, aluminum oxide, polystyrene and polypropylene.
- the catalyst system according to the invention can be applied to the support materials in a customary manner.
- Methods for supporting catalyst systems Men are described for example in US 4 808 561, 4 912 075, 5 008 228 and 4 914 253.
- the polymerization is generally carried out at pressures from 1 to 1000, preferably 1 to 100 bar, and temperatures from -100 to + 250 ° C., preferably 0 to + 150 ° C.
- the polymerization can be carried out in conventional reactors, continuously or batchwise.
- Fulvene complex synthesis by reaction of 2,3,4,5-tetramethylfulvene with CpTiCl 3 in the presence of magnesium [(C 5 H 5 ) (C 5 (CH 3 ) 4 ) CH, TiCl]
- Fulvene complex synthesis by reaction of 1,2,3,4,6-pentamethylfulvene with CpTiCl 3 in the presence of magnesium [(C 5 H 5 ) (C 5 (CH 3 ) 4 ) C (H) (CH 3 ) TiCl]
- C 5 H 4 C (H) (C (CH 3 ) 3 )), 1.70 (s, 15H, C 5 (CH 3 ) 5 ), 3.15, 4.74, 5.97, 6, 63 (m, 1H,
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- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
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- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Abstract
Description
Claims
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002309174A CA2309174A1 (en) | 1997-11-07 | 1998-10-28 | Method for producing fulvene metal complexes |
JP2000520454A JP2001522856A (ja) | 1997-11-07 | 1998-10-28 | フルベン−金属錯体の製造方法 |
AU20479/99A AU2047999A (en) | 1997-11-07 | 1998-10-28 | Method for producing fulvene metal complexes |
BR9813196-6A BR9813196A (pt) | 1997-11-07 | 1998-10-28 | Processo para preparação de complexos metálicos de fulvenos |
KR1020007004928A KR20010031855A (ko) | 1997-11-07 | 1998-10-28 | 풀벤 금속 착물의 제조 방법 |
EP98965145A EP1028968A1 (de) | 1997-11-07 | 1998-10-28 | Verfahren zur herstellung von fulven-metallkomplexen |
US09/530,812 US6403735B1 (en) | 1997-11-07 | 1998-10-28 | Method for producing fulvene metal complexes |
NO20002319A NO20002319L (no) | 1997-11-07 | 2000-05-02 | FremgangsmÕte for fremstilling av fulven-metallkomplekser |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19749293.2 | 1997-11-07 | ||
DE19749293 | 1997-11-07 | ||
DE19756742A DE19756742A1 (de) | 1997-11-07 | 1997-12-19 | Verfahren zur Herstellung von Fulven-Metallkomplexen |
DE19756742.8 | 1997-12-19 |
Publications (1)
Publication Number | Publication Date |
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WO1999024445A1 true WO1999024445A1 (de) | 1999-05-20 |
Family
ID=26041416
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP1998/006821 WO1999024445A1 (de) | 1997-11-07 | 1998-10-28 | Verfahren zur herstellung von fulven-metallkomplexen |
Country Status (9)
Country | Link |
---|---|
US (2) | US6403735B1 (de) |
EP (1) | EP1028968A1 (de) |
JP (1) | JP2001522856A (de) |
CN (1) | CN1278265A (de) |
AU (1) | AU2047999A (de) |
BR (1) | BR9813196A (de) |
CA (1) | CA2309174A1 (de) |
NO (1) | NO20002319L (de) |
WO (1) | WO1999024445A1 (de) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0992507A1 (de) * | 1998-10-07 | 2000-04-12 | SOLVAY POLYOLEFINS EUROPE - BELGIUM (Société Anonyme) | Neue Metallocene und ein Verfahren zu deren Herstellung |
DE19850898A1 (de) * | 1998-11-05 | 2000-05-11 | Bayer Ag | Verfahren zur Herstellung von EP(D)M |
WO2000073315A1 (de) * | 1999-05-27 | 2000-12-07 | Bayer Aktiengesellschaft | Katalysatorsystem auf basis von fulvenverbindungen |
WO2004020481A1 (en) * | 2002-08-29 | 2004-03-11 | Lg Chem, Ltd. | Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100515585B1 (ko) * | 2002-08-29 | 2005-09-16 | 주식회사 엘지화학 | 풀벤계 화합물 및 이의 제조방법 |
FI118122B (fi) * | 2004-10-08 | 2007-07-13 | Patria Aerostructures Oy | Ilma-aluksen kääntyvä paneeli ja komposiittirakenteinen tukikappale |
US7816550B2 (en) * | 2005-02-10 | 2010-10-19 | Praxair Technology, Inc. | Processes for the production of organometallic compounds |
EP2019111A1 (de) * | 2007-07-24 | 2009-01-28 | Total Petrochemicals Research Feluy | Auf Fulven-Komplexen basierende Katalysatorkomponenten |
US8440772B2 (en) * | 2011-04-28 | 2013-05-14 | Chevron Phillips Chemical Company Lp | Methods for terminating olefin polymerizations |
US10273315B2 (en) | 2012-06-20 | 2019-04-30 | Chevron Phillips Chemical Company Lp | Methods for terminating olefin polymerizations |
KR102251989B1 (ko) | 2014-03-10 | 2021-05-14 | 삼성전자주식회사 | 유기 금속 전구체 및 이를 이용한 박막 형성 방법 |
US9377533B2 (en) * | 2014-08-11 | 2016-06-28 | Gerard Dirk Smits | Three-dimensional triangulation and time-of-flight based tracking systems and methods |
EP3256518B1 (de) * | 2015-02-10 | 2021-05-05 | Milliken & Company | Thermoplastische polymerzusammensetzungen |
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DE3127133A1 (de) | 1981-07-09 | 1983-01-27 | Hoechst Ag, 6000 Frankfurt | Verfahren zur herstellung von polyolefinen und deren copolymerisaten |
US5324800A (en) | 1983-06-06 | 1994-06-28 | Exxon Chemical Patents Inc. | Process and catalyst for polyolefin density and molecular weight control |
US5580939A (en) | 1983-06-06 | 1996-12-03 | Exxon Chemical Patents Inc. | Process and catalyst for polyolefin density and molecular weight control |
US4808561A (en) | 1985-06-21 | 1989-02-28 | Exxon Chemical Patents Inc. | Supported polymerization catalyst |
PL276385A1 (en) | 1987-01-30 | 1989-07-24 | Exxon Chemical Patents Inc | Method for polymerization of olefines,diolefins and acetylene unsaturated compounds |
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US4912075A (en) | 1987-12-17 | 1990-03-27 | Exxon Chemical Patents Inc. | Method for preparing a supported metallocene-alumoxane catalyst for gas phase polymerization |
US5008228A (en) | 1988-03-29 | 1991-04-16 | Exxon Chemical Patents Inc. | Method for preparing a silica gel supported metallocene-alumoxane catalyst |
US4892851A (en) | 1988-07-15 | 1990-01-09 | Fina Technology, Inc. | Process and catalyst for producing syndiotactic polyolefins |
US4914253A (en) | 1988-11-04 | 1990-04-03 | Exxon Chemical Patents Inc. | Method for preparing polyethylene wax by gas phase polymerization |
ES2071888T3 (es) | 1990-11-12 | 1995-07-01 | Hoechst Ag | Bisindenilmetalocenos sustituidos en posicion 2, procedimiento para su preparacion y su utilizacion como catalizadores en la polimerizacion de olefinas. |
EP0485821B1 (de) | 1990-11-12 | 1996-06-12 | Hoechst Aktiengesellschaft | Metallocene mit Liganden aus 2-substituierten Indenylderivaten, Verfahren zu ihrer Herstellung und ihre Verwendung als Katalysatoren |
US6054405A (en) * | 1997-12-29 | 2000-04-25 | Union Carbide Chemicals & Plastics Technology Corporation | Catalyst composition for the polymerization of olefins |
-
1998
- 1998-10-28 CA CA002309174A patent/CA2309174A1/en not_active Abandoned
- 1998-10-28 AU AU20479/99A patent/AU2047999A/en not_active Abandoned
- 1998-10-28 CN CN98810873.9A patent/CN1278265A/zh active Pending
- 1998-10-28 BR BR9813196-6A patent/BR9813196A/pt not_active IP Right Cessation
- 1998-10-28 JP JP2000520454A patent/JP2001522856A/ja active Pending
- 1998-10-28 US US09/530,812 patent/US6403735B1/en not_active Expired - Fee Related
- 1998-10-28 EP EP98965145A patent/EP1028968A1/de not_active Withdrawn
- 1998-10-28 WO PCT/EP1998/006821 patent/WO1999024445A1/de not_active Application Discontinuation
-
2000
- 2000-05-02 NO NO20002319A patent/NO20002319L/no not_active Application Discontinuation
-
2001
- 2001-08-03 US US09/922,365 patent/US20020010084A1/en not_active Abandoned
Non-Patent Citations (2)
Title |
---|
EDELMANN, F. ET AL.: "Übergangsmetall-Fulven-Komplexe XXIX. Benzofulven-Komplexe des Chroms und Eisens", JOURNAL OF ORGANOMETALLIC CHEMISTRY, vol. 311, 1986, pages 111 - 123, XP002095813 * |
SCHOCK, L.E. ET AL.: "organometallic thermochemistry. metal hydrocarbyl, hydride, halide, carbonyl, amide, and alkoxide bond enthalpy relationships and their inplications in pentamethylcyclopentadienyl and cyclopentadienyl complexes of zirconium and hafnium", JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, vol. 110, 1988, pages 7701 - 7715, XP002095814 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0992507A1 (de) * | 1998-10-07 | 2000-04-12 | SOLVAY POLYOLEFINS EUROPE - BELGIUM (Société Anonyme) | Neue Metallocene und ein Verfahren zu deren Herstellung |
DE19850898A1 (de) * | 1998-11-05 | 2000-05-11 | Bayer Ag | Verfahren zur Herstellung von EP(D)M |
WO2000073315A1 (de) * | 1999-05-27 | 2000-12-07 | Bayer Aktiengesellschaft | Katalysatorsystem auf basis von fulvenverbindungen |
WO2004020481A1 (en) * | 2002-08-29 | 2004-03-11 | Lg Chem, Ltd. | Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same |
CN1302016C (zh) * | 2002-08-29 | 2007-02-28 | Lg化学株式会社 | 亚甲基环戊二烯,茂金属催化剂及其制备方法以及使用该催化剂制备聚烯烃共聚物的方法 |
US7271277B2 (en) | 2002-08-29 | 2007-09-18 | Lg Chem, Ltd. | Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same |
US7439378B2 (en) | 2002-08-29 | 2008-10-21 | Lg Chem, Ltd. | Fulvene, metallocene catalysts and preparation method thereof, and preparation of polyolefines copolymer using the same |
Also Published As
Publication number | Publication date |
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BR9813196A (pt) | 2000-08-29 |
NO20002319L (no) | 2000-06-29 |
NO20002319D0 (no) | 2000-05-02 |
US20020010084A1 (en) | 2002-01-24 |
CN1278265A (zh) | 2000-12-27 |
AU2047999A (en) | 1999-05-31 |
JP2001522856A (ja) | 2001-11-20 |
EP1028968A1 (de) | 2000-08-23 |
US6403735B1 (en) | 2002-06-11 |
CA2309174A1 (en) | 1999-05-20 |
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