KR20000005128A - 메탈로센 조촉매 - Google Patents

메탈로센 조촉매 Download PDF

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Publication number
KR20000005128A
KR20000005128A KR1019980707774A KR19980707774A KR20000005128A KR 20000005128 A KR20000005128 A KR 20000005128A KR 1019980707774 A KR1019980707774 A KR 1019980707774A KR 19980707774 A KR19980707774 A KR 19980707774A KR 20000005128 A KR20000005128 A KR 20000005128A
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KR
South Korea
Prior art keywords
methyl
phenyl
titanium
tert
dihydroboretabenzene
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
KR1019980707774A
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English (en)
Korean (ko)
Inventor
데이비드 디 드보어
프란시스 제이 팀머스
데이비드 알 니타머
Original Assignee
그레이스 스티븐 에스.
더 다우 케미칼 캄파니
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 그레이스 스티븐 에스., 더 다우 케미칼 캄파니 filed Critical 그레이스 스티븐 에스.
Publication of KR20000005128A publication Critical patent/KR20000005128A/ko
Ceased legal-status Critical Current

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Classifications

    • 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
    • C08F4/603—Component covered by group C08F4/60 with a metal or compound covered by group C08F4/44 other than an organo-aluminium 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
    • 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
    • C08F4/619—Component covered by group C08F4/60 containing a transition metal-carbon bond
    • C08F4/61908—Component covered by group C08F4/60 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
    • C08F4/619—Component covered by group C08F4/60 containing a transition metal-carbon bond
    • C08F4/61916—Component covered by group C08F4/60 containing a transition metal-carbon bond supported on a carrier, e.g. silica, MgCl2, polymer
    • 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
    • C08F4/619—Component covered by group C08F4/60 containing a transition metal-carbon bond
    • C08F4/6192—Component covered by group C08F4/60 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Catalysts (AREA)
KR1019980707774A 1996-03-29 1997-03-20 메탈로센 조촉매 Ceased KR20000005128A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US1474596P 1996-03-29 1996-03-29
US60/014,745 1996-03-29

Publications (1)

Publication Number Publication Date
KR20000005128A true KR20000005128A (ko) 2000-01-25

Family

ID=21767441

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019980707774A Ceased KR20000005128A (ko) 1996-03-29 1997-03-20 메탈로센 조촉매

Country Status (8)

Country Link
US (2) US6255246B1 (https=)
EP (1) EP0889911B1 (https=)
JP (1) JP2000507499A (https=)
KR (1) KR20000005128A (https=)
CN (1) CN1216996A (https=)
DE (1) DE69703438T2 (https=)
ES (1) ES2152653T3 (https=)
WO (1) WO1997036937A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100676302B1 (ko) * 2005-01-06 2007-01-30 주식회사 엘지화학 안사-메탈로센 화합물의 제조방법

Families Citing this family (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20000005128A (ko) * 1996-03-29 2000-01-25 그레이스 스티븐 에스. 메탈로센 조촉매
JP3320619B2 (ja) 1996-10-02 2002-09-03 三井化学株式会社 新規メタロセン化合物とそれを用いたオレフィンまたはジエンの重合方法
US6114270A (en) * 1998-08-07 2000-09-05 Equistar Chemicals, L.P. Polymerization-stable anionic ancillary ligand containing alkylimido catalysts and method of using the same
EP1396495B1 (de) * 1998-11-25 2007-01-17 Basell Polyolefine GmbH Metallocenmonohalogenide
DE50010401D1 (de) 1999-03-29 2005-06-30 Basell Polyolefine Gmbh Verfahren zur polymerisation von olefinen
DE19935592A1 (de) 1999-08-02 2001-02-08 Elenac Gmbh Imidochromverbindungen in Katalysatorsystemen für die Olefinpolymerisation
DE50008258D1 (de) 1999-08-13 2004-11-18 Basell Polyolefine Gmbh Copolymere von ethylen mit c3-c9 alpha-olefinen
KR100786742B1 (ko) * 1999-10-08 2007-12-18 미쓰이 가가쿠 가부시키가이샤 폴리올레핀
DE60034308T2 (de) * 1999-10-08 2007-12-20 Mitsui Chemicals, Inc. Metallocene, ein Verfahren zur deren Herstellung, Olefinpolymerisationskatalysator, und ein Verfahren zur Herstellung von Polyolefinen
SG83223A1 (en) * 1999-12-27 2001-09-18 Sumitomo Chemical Co Modified particles, catalyst for olefin polymerization using the same, and process of producing olefin polymer
ATE412016T1 (de) 2001-09-14 2008-11-15 Basell Polyolefine Gmbh Verfahren zur polymerisation von olefinen
US6998449B2 (en) * 2001-09-14 2006-02-14 Bp Corporation North America Latent metallocene catalyst systems for olefin polymerization
DE10145453A1 (de) 2001-09-14 2003-06-05 Basell Polyolefine Gmbh Monocyclopentadienylkomplexe mit einem kondensierten Heterocyclus
US6803339B2 (en) * 2001-09-14 2004-10-12 Bp Corporation North America Inc. Latent metallocene catalyst systems for olefin polymerization
US6452031B1 (en) * 2001-11-21 2002-09-17 Boulder Scientific Company Preparation of titanium organometallic complexes comprising a titanium bisalkoxide or dihalide moiety
US20060089253A1 (en) * 2002-08-13 2006-04-27 Shahram Mihan Monocyclopentadienyl complexes
DE10237646A1 (de) * 2002-08-13 2004-02-19 Basell Polyolefine Gmbh Monocyclopentadienylkomplexe
ATE364047T1 (de) 2002-08-22 2007-06-15 Basell Polyolefine Gmbh Monocyclopentadienylkomplexe
US7700707B2 (en) 2002-10-15 2010-04-20 Exxonmobil Chemical Patents Inc. Polyolefin adhesive compositions and articles made therefrom
ES2394304T3 (es) 2002-10-15 2013-01-30 Exxonmobil Chemical Patents, Inc. Sistema de múltiples catalizadores para la polimerización de olefinas y polímeros producidos a partir de éstos
US7550528B2 (en) 2002-10-15 2009-06-23 Exxonmobil Chemical Patents Inc. Functionalized olefin polymers
US7223822B2 (en) 2002-10-15 2007-05-29 Exxonmobil Chemical Patents Inc. Multiple catalyst and reactor system for olefin polymerization and polymers produced therefrom
US7541402B2 (en) 2002-10-15 2009-06-02 Exxonmobil Chemical Patents Inc. Blend functionalized polyolefin adhesive
WO2004056481A1 (en) 2002-12-20 2004-07-08 Basell Polyolefine Gmbh Monocyclopentadienyl complexes
KR101028673B1 (ko) 2002-12-20 2011-04-14 바젤 폴리올레핀 게엠베하 에틸렌과 α-올레핀의 공중합체
US8115182B1 (en) * 2003-02-27 2012-02-14 Gordhanbhai N Patel Personal and area self-indicating radiation alert dosimeter
EP1462464A1 (en) * 2003-03-25 2004-09-29 Borealis Technology Oy Metallocene catalysts and preparation of polyolefins therewith
ATE364641T1 (de) 2003-04-03 2007-07-15 Basell Polyolefine Gmbh Herstellung von hochmolekularen polyolefinen in gegenwart einer organischen übergangsmetallverbindung in einem gasphasen- wirbelschichtreaktor
US7507782B2 (en) 2003-05-21 2009-03-24 Basell Polyolefine Gmbh Transition-metal complexes with tridentate, nitrogen-containing ligands
US7544826B2 (en) 2003-12-16 2009-06-09 Basell Polyolefine Gmbh Monocyclopentadienyl complexes
EP1694719A2 (en) 2003-12-19 2006-08-30 Basell Polyolefine GmbH Monocyclopentadienyl complexes
KR20060131874A (ko) * 2004-02-04 2006-12-20 프랙스에어 테크놀로지, 인코포레이티드 고밀도 핵생성 유기금속 화합물
DE102004020524A1 (de) 2004-04-26 2005-11-10 Basell Polyolefine Gmbh Polyethylen und Katalysatorzusammensetzung zu dessen Herstellung
DE102004039877A1 (de) 2004-08-17 2006-02-23 Basell Polyolefine Gmbh Silylhalogenidsubstituierte Cyclopentadienylkomplexe der Gruppe 6
DE102005014395A1 (de) 2005-03-24 2006-09-28 Basell Polyolefine Gmbh Monocyclopentadienylkomplexe
DE102005019393A1 (de) 2005-04-25 2006-10-26 Basell Polyolefine Gmbh Polyethylenformmassen für Spritzgussanwendungen
DE102006001959A1 (de) 2006-01-13 2007-07-19 Basell Polyolefine Gmbh Verfahren zur Herstellung von unsymmetrischen Bis(imino)verbindungen
DE102007017903A1 (de) 2007-04-13 2008-10-16 Basell Polyolefine Gmbh Polyethylen und Katalysatorzusammensetzung und Verfahren zu dessen Herstellung
BRPI0821085A2 (pt) 2007-12-19 2015-06-16 Basell Polyolefine Gmbh Terpolímeros de etileno
US20100234548A1 (en) * 2007-12-21 2010-09-16 Basell Polyolefine Gmbh Phenanthroline-comprising complexes
RU2477299C2 (ru) * 2008-02-18 2013-03-10 Баззель Полиолефине Гмбх Клеевая полимерная композиция
EP2344551B1 (en) 2008-09-25 2014-05-28 Basell Polyolefine GmbH Impact resistant lldpe composition and films made thereof
KR20110061584A (ko) 2008-09-25 2011-06-09 바젤 폴리올레핀 게엠베하 내충격성 ｌｌｄｐｅ 조성물 및 이것으로 제조된 필름
US8435911B2 (en) 2008-10-16 2013-05-07 Basell Polyolefine Gmbh Hybrid catalyst composition for polymerization of olefins
CN102257014B (zh) 2008-12-17 2014-06-04 巴塞尔聚烯烃股份有限公司 用于烯烃聚合的催化剂体系、它的生产和用途
CN102471400B (zh) 2009-07-27 2013-12-11 巴塞尔聚烯烃股份有限公司 有机金属过渡金属化合物、催化剂体系以及聚烯烃的制备
WO2011147573A2 (en) 2010-05-28 2011-12-01 Basell Polyolefine Gmbh Process for preparing a supported catalyst system for olefin polymerization, the catalyst system and its use
WO2011160828A1 (en) 2010-06-25 2011-12-29 Basell Polyolefine Gmbh Process for the production of high-strength polyolefin compositions and polyolefin compositions produced by this process
US8609793B2 (en) 2010-10-07 2013-12-17 Chevron Phillips Chemical Company Lp Catalyst systems containing a bridged metallocene
US8637616B2 (en) 2010-10-07 2014-01-28 Chevron Philips Chemical Company Lp Bridged metallocene catalyst systems with switchable hydrogen and comonomer effects
US8629292B2 (en) 2010-10-07 2014-01-14 Chevron Phillips Chemical Company Lp Stereoselective synthesis of bridged metallocene complexes
TWI555574B (zh) * 2011-03-09 2016-11-01 亞比馬利股份有限公司 含有碳陽離子劑之鋁氧烷催化活性劑及其於聚烯烴催化劑中之用途
CN111138569A (zh) * 2018-11-05 2020-05-12 中国科学院化学研究所 有机硅烷化合物、聚烯烃树脂及其制备方法和应用
US12497471B2 (en) * 2019-04-30 2025-12-16 Dow Global Technologies Llc Alkene functionalized activators and their use in electrical applications
CN112745364A (zh) * 2019-10-30 2021-05-04 中国石油化工股份有限公司 一种芴基含n,n双齿配位的茂金属化合物及其应用

Family Cites Families (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1071703B (https=) * 1959-12-24
DE1034176B (de) * 1956-02-21 1958-07-17 Studiengesellschaft Kohle Mbh Verfahren zur Herstellung von Boralkylen
US2858339A (en) * 1956-06-21 1958-10-28 Olin Mathieson 1-n-butyl boracyclopentane and process for its preparation
GB818137A (en) * 1958-04-09 1959-08-12 Olin Mathieson A novel cyclic organo-boron compound and the preparation thereof
GB818138A (en) * 1958-04-09 1959-08-12 Olin Mathieson 1-n-butyl boracyclopentane and process for its preparation
DE1089384B (de) * 1959-03-21 1960-09-22 Studiengesellschaft Kohle Mbh Verfahren zur Herstellung von ringfoermigen Borkohlenwasserstoffen
DE1127899B (de) * 1960-02-13 1962-04-19 Studiengesellschaft Kohle Mbh Verfahren zur Herstellung von aliphatischen Borheterocyclen
US3101376A (en) * 1962-04-30 1963-08-20 Exxon Research Engineering Co Reactions of organo boranes
DE3041843C2 (de) 1980-11-06 1984-10-18 Henkel KGaA, 4000 Düsseldorf Verwendung von 9-Borabicyclo[3.3.1]-nonan und dessen Additionsprodukten an ethylenisch ungesättigte Verbindungen als Polymerisationsinitiatoren für Reaktionsklebstoffe auf Basis ethylenische Doppelbindungen enthaltender Systeme
US5089536A (en) 1982-11-22 1992-02-18 Minnesota Mining And Manufacturing Company Energy polmerizable compositions containing organometallic initiators
PL276385A1 (en) 1987-01-30 1989-07-24 Exxon Chemical Patents Inc Method for polymerization of olefines,diolefins and acetylene unsaturated compounds
US5198401A (en) 1987-01-30 1993-03-30 Exxon Chemical Patents Inc. Ionic metallocene catalyst compositions
DE4203753A1 (de) 1992-02-10 1993-08-12 Basf Ag Katalysatorsysteme zur polymerisation von c(pfeil abwaerts)2(pfeil abwaerts)-bis c(pfeil abwaerts)1(pfeil abwaerts)(pfeil abwaerts)0(pfeil abwaerts)-alkenen
US5374696A (en) 1992-03-26 1994-12-20 The Dow Chemical Company Addition polymerization process using stabilized reduced metal catalysts
US5372682A (en) 1993-06-24 1994-12-13 The Dow Chemical Company Electrochemical preparation of addition polymerization catalysts
US5470993A (en) 1993-06-24 1995-11-28 The Dow Chemical Company Titanium(II) or zirconium(II) complexes and addition polymerization catalysts therefrom
FI945958L (fi) 1993-12-21 1995-06-22 Hoechst Ag Menetelmä polyolefiinien valmistamiseksi
US5486632A (en) 1994-06-28 1996-01-23 The Dow Chemical Company Group 4 metal diene complexes and addition polymerization catalysts therefrom
US5554775A (en) * 1995-01-17 1996-09-10 Occidental Chemical Corporation Borabenzene based olefin polymerization catalysts
JPH11504361A (ja) * 1995-04-25 1999-04-20 ライオンデル ペトロケミカル カンパニー オレフィンの重合の触媒としてのアザボロリニル金属錯体
KR19990028461A (ko) * 1995-06-28 1999-04-15 알베르투스 빌헬무스 요아네스 ㅔ스트라텐 유기금속 화합물을 포함한 촉매 조성물
TW467933B (en) * 1995-11-24 2001-12-11 Ciba Sc Holding Ag Photopolymerizable compositions comprising borate photoinitiators from monoboranes and the use thereof
EP0889897B1 (en) * 1996-03-27 2002-07-03 The Dow Chemical Company Heterocyclic metal complexes and olefin polymerization process
KR20000005128A (ko) * 1996-03-29 2000-01-25 그레이스 스티븐 에스. 메탈로센 조촉매
US6034027A (en) * 1996-05-17 2000-03-07 Equistar Chemicals, Lp Borabenzene based olefin polymerization catalysts containing a group 3-10 metal
US5756611A (en) * 1997-02-21 1998-05-26 Lyondell Petrochemical Company α-olefin polymerization catalysts
US6114270A (en) * 1998-08-07 2000-09-05 Equistar Chemicals, L.P. Polymerization-stable anionic ancillary ligand containing alkylimido catalysts and method of using the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100676302B1 (ko) * 2005-01-06 2007-01-30 주식회사 엘지화학 안사-메탈로센 화합물의 제조방법

Also Published As

Publication number Publication date
JP2000507499A (ja) 2000-06-20
EP0889911A1 (en) 1999-01-13
EP0889911B1 (en) 2000-11-02
DE69703438T2 (de) 2001-03-08
ES2152653T3 (es) 2001-02-01
US6255246B1 (en) 2001-07-03
DE69703438D1 (de) 2000-12-07
WO1997036937A1 (en) 1997-10-09
CN1216996A (zh) 1999-05-19
US6365779B2 (en) 2002-04-02
US20010007044A1 (en) 2001-07-05

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