ATE78835T1 - Katalysator fuer olefinpolymerisierung und verfahren zur herstellung. - Google Patents
Katalysator fuer olefinpolymerisierung und verfahren zur herstellung.Info
- Publication number
- ATE78835T1 ATE78835T1 AT88900586T AT88900586T ATE78835T1 AT E78835 T1 ATE78835 T1 AT E78835T1 AT 88900586 T AT88900586 T AT 88900586T AT 88900586 T AT88900586 T AT 88900586T AT E78835 T1 ATE78835 T1 AT E78835T1
- Authority
- AT
- Austria
- Prior art keywords
- transition metal
- catalyst
- aluminoxane
- pref
- cpd
- Prior art date
Links
- 239000003054 catalyst Substances 0.000 title abstract 3
- 150000001336 alkenes Chemical class 0.000 title abstract 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 238000006116 polymerization reaction Methods 0.000 title 1
- 229910052723 transition metal Inorganic materials 0.000 abstract 5
- 150000003624 transition metals Chemical class 0.000 abstract 5
- 239000004215 Carbon black (E152) Substances 0.000 abstract 2
- 125000001485 cycloalkadienyl group Chemical group 0.000 abstract 2
- 229930195733 hydrocarbon Natural products 0.000 abstract 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 125000002947 alkylene group Chemical group 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 abstract 1
- 229910052782 aluminium Inorganic materials 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 125000003710 aryl alkyl group Chemical group 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 125000004367 cycloalkylaryl group Chemical group 0.000 abstract 1
- 230000008021 deposition Effects 0.000 abstract 1
- 239000000839 emulsion Substances 0.000 abstract 1
- 229910052735 hafnium Inorganic materials 0.000 abstract 1
- 150000002430 hydrocarbons Chemical class 0.000 abstract 1
- 125000001183 hydrocarbyl group Chemical group 0.000 abstract 1
- 229910052751 metal Inorganic materials 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 239000011949 solid catalyst Substances 0.000 abstract 1
- 238000001694 spray drying Methods 0.000 abstract 1
- 229910052719 titanium Inorganic materials 0.000 abstract 1
- 229910052726 zirconium Inorganic materials 0.000 abstract 1
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
- C08F4/62—Refractory metals or compounds thereof
- C08F4/64—Titanium, zirconium, hafnium or compounds thereof
-
- 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
- C08F4/6592—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
- C08F4/65925—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 non-bridged
-
- 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
- Y10S526/904—Monomer polymerized in presence of transition metal containing catalyst at least part of which is supported on a polymer, e.g. prepolymerized catalysts
-
- 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
- Y10S526/943—Polymerization with metallocene catalysts
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)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP30928086 | 1986-12-27 | ||
| JP62022594A JP2618384B2 (ja) | 1986-12-27 | 1987-02-04 | オレフイン重合用固体触媒およびその製法 |
| PCT/JP1987/001034 WO1988005057A1 (fr) | 1986-12-27 | 1987-12-25 | Catalyseur pour la polymerisation d'olefines et procede de preparation |
| EP88900586A EP0327649B1 (de) | 1986-12-27 | 1987-12-25 | Katalysator für olefinpolymerisierung und verfahren zur herstellung |
| CA000576269A CA1324124C (en) | 1986-12-27 | 1988-09-01 | Catalyst for olefin polymerization and processes for its production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE78835T1 true ATE78835T1 (de) | 1992-08-15 |
Family
ID=27168036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT88900586T ATE78835T1 (de) | 1986-12-27 | 1987-12-25 | Katalysator fuer olefinpolymerisierung und verfahren zur herstellung. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4923833A (de) |
| EP (1) | EP0327649B1 (de) |
| JP (1) | JP2618384B2 (de) |
| KR (1) | KR910008276B1 (de) |
| AT (1) | ATE78835T1 (de) |
| CA (1) | CA1324124C (de) |
| DE (1) | DE3780827T2 (de) |
| WO (1) | WO1988005057A1 (de) |
Families Citing this family (94)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4794096A (en) * | 1987-04-03 | 1988-12-27 | Fina Technology, Inc. | Hafnium metallocene catalyst for the polymerization of olefins |
| DE68919156T3 (de) * | 1988-08-05 | 2002-08-14 | Fina Technology, Inc. | Verfahren zur Herstellung grosser symmetrischer Polymerteilchen. |
| US6075077A (en) * | 1989-08-31 | 2000-06-13 | The Dow Chemical Company | Asphalt, bitumen, and adhesive compositions |
| US6686488B2 (en) | 1989-08-31 | 2004-02-03 | The Dow Chemical Company | Constrained geometry addition polymerization catalysts |
| US6025448A (en) | 1989-08-31 | 2000-02-15 | The Dow Chemical Company | Gas phase polymerization of olefins |
| NZ235032A (en) | 1989-08-31 | 1993-04-28 | Dow Chemical Co | Constrained geometry complexes of titanium, zirconium or hafnium comprising a substituted cyclopentadiene ligand; use as olefin polymerisation catalyst component |
| JP2817799B2 (ja) * | 1989-10-21 | 1998-10-30 | フイナ・テクノロジー・インコーポレーテツド | 大粒径の対称的な重合体粒子の製造方法 |
| FR2656312B1 (fr) * | 1989-12-22 | 1993-07-23 | Elf Aquitaine | Procede de synthese de solides catalytiques de type ziegler ou de composantes solides de tels solides catalytiques en operant dans un reacteur pivotant polyfonctionnel unique. |
| US6538080B1 (en) | 1990-07-03 | 2003-03-25 | Bp Chemicals Limited | Gas phase polymerization of olefins |
| US6747113B1 (en) | 1991-01-18 | 2004-06-08 | The Dow Chemical Company | Silica supported transition metal catalyst |
| US6172173B1 (en) | 1991-01-18 | 2001-01-09 | The Dow Chemical Company | Silica supported transition metal catalyst |
| EP0702030B1 (de) * | 1991-05-27 | 2001-03-21 | TARGOR GmbH | Verfahren zur Herstellung von Polyolefinen mit breiter Molmassenverteilung |
| DE4120006A1 (de) * | 1991-06-18 | 1992-12-24 | Basf Ag | Durch vorpolymerisation getraegerte katalysatorsysteme zur herstellung von polyalk-1-enen |
| EP0519746A1 (de) * | 1991-06-20 | 1992-12-23 | Mitsui Petrochemical Industries, Ltd. | Katalysator zur Olefinpolymerisation, Verfahren zur Polymerisation von Olefin und Übergangsmetallverbindung, verwendbar als Katalysator |
| US5411925A (en) * | 1993-02-12 | 1995-05-02 | Phillips Petroleum Company | Organo-aluminoxy product and use |
| DE69220675T2 (de) * | 1991-12-13 | 1997-10-23 | Exxon Chemical Patents, Inc., Baytown, Tex. | ETHYLEN/HöHERE ALPHA-OLEFINCOPOLYMERE |
| DE69310390T2 (de) * | 1992-01-23 | 1997-10-23 | Mitsui Petrochemical Ind | Verfahren zur Herstellung eines Polyolefins |
| US6143854A (en) | 1993-08-06 | 2000-11-07 | Exxon Chemical Patents, Inc. | Polymerization catalysts, their production and use |
| US5608019A (en) * | 1992-12-28 | 1997-03-04 | Mobil Oil Corporation | Temperature control of MW in olefin polymerization using supported metallocene catalyst |
| US5420220A (en) * | 1993-03-25 | 1995-05-30 | Mobil Oil Corporation | LLDPE films |
| US5602067A (en) * | 1992-12-28 | 1997-02-11 | Mobil Oil Corporation | Process and a catalyst for preventing reactor fouling |
| US5332706A (en) * | 1992-12-28 | 1994-07-26 | Mobil Oil Corporation | Process and a catalyst for preventing reactor fouling |
| US5455741A (en) * | 1993-10-26 | 1995-10-03 | Pulse Engineering, Inc. | Wire-lead through hole interconnect device |
| FI96866C (fi) * | 1993-11-05 | 1996-09-10 | Borealis As | Tuettu olefiinipolymerointikatalyytti, sen valmistus ja käyttö |
| US5614456A (en) * | 1993-11-15 | 1997-03-25 | Mobil Oil Corporation | Catalyst for bimodal molecular weight distribution ethylene polymers and copolymers |
| US5491207A (en) * | 1993-12-14 | 1996-02-13 | Exxon Chemical Patents Inc. | Process of producing high molecular weight ethylene-α-olefin elastomers with an indenyl metallocene catalyst system |
| US5648310A (en) * | 1993-12-23 | 1997-07-15 | Union Carbide Chemicals & Plastics Technology Corporation | Spray dried, filled metallocene catalyst composition for use in polyolefin manufacture |
| US5672669A (en) * | 1993-12-23 | 1997-09-30 | Union Carbide Chemicals & Plastics Technology Corporation | Spray dried, filled metallocene catalyst composition for use in polyolefin manufacture |
| US6391817B1 (en) | 1993-12-28 | 2002-05-21 | Exxonmobil Chemical Patents Inc. | Method for producing a prepolymerized catalyst |
| EP0750642B1 (de) * | 1994-03-17 | 2000-01-05 | Exxon Chemical Patents Inc. | Sprühgetrockneter emulsionspolymer als katalysatorträger |
| US5525678A (en) * | 1994-09-22 | 1996-06-11 | Mobil Oil Corporation | Process for controlling the MWD of a broad/bimodal resin produced in a single reactor |
| JPH09507363A (ja) * | 1994-10-11 | 1997-07-22 | フィリップス エレクトロニクス ネムローゼ フェンノートシャップ | ページング受信機 |
| US5625015A (en) * | 1994-11-23 | 1997-04-29 | Exxon Chemical Patents Inc. | Method for making supported catalyst systems and catalyst systems therefrom |
| CN1047388C (zh) * | 1995-07-14 | 1999-12-15 | 中国石油化工总公司 | 负载型金属茂类化合物／铝氧烷催化剂的制备 |
| US6486089B1 (en) | 1995-11-09 | 2002-11-26 | Exxonmobil Oil Corporation | Bimetallic catalyst for ethylene polymerization reactions with uniform component distribution |
| US6417130B1 (en) | 1996-03-25 | 2002-07-09 | Exxonmobil Oil Corporation | One pot preparation of bimetallic catalysts for ethylene 1-olefin copolymerization |
| CA2259999A1 (en) * | 1996-07-15 | 1998-01-22 | Mobil Oil Corporation | Comonomer pretreated bimetallic catalyst for blow molding and film applications |
| US5783512A (en) * | 1996-12-18 | 1998-07-21 | The Dow Chemical Company | Catalyst component dispersion comprising an ionic compound and solid addition polymerization catalysts containing the same |
| US6005463A (en) * | 1997-01-30 | 1999-12-21 | Pulse Engineering | Through-hole interconnect device with isolated wire-leads and component barriers |
| EP0958314B1 (de) * | 1997-02-07 | 2002-11-06 | ExxonMobil Chemical Patents Inc. | Propylenpolymere enthaltend polyethylenmakromonomere |
| DE69836415T3 (de) | 1997-02-07 | 2014-03-27 | Exxonmobil Chemical Patents Inc. | Herstellung von vinyl enthaltenden polymeren |
| US6451938B1 (en) | 1997-02-25 | 2002-09-17 | Exxon Mobil Chemical Patents Inc. | Polymerization catalyst system comprising heterocyclic fused cyclopentadienide ligands |
| US6268447B1 (en) | 1998-12-18 | 2001-07-31 | Univation Technologies, L.L.C. | Olefin polymerization catalyst |
| US6103657A (en) | 1997-07-02 | 2000-08-15 | Union Carbide Chemicals & Plastics Technology Corporation | Catalyst for the production of olefin polymers |
| US6051525A (en) * | 1997-07-14 | 2000-04-18 | Mobil Corporation | Catalyst for the manufacture of polyethylene with a broad or bimodal molecular weight distribution |
| US6153551A (en) | 1997-07-14 | 2000-11-28 | Mobil Oil Corporation | Preparation of supported catalyst using trialkylaluminum-metallocene contact products |
| US6197985B1 (en) | 1997-09-03 | 2001-03-06 | Mitsui Chemicals Inc | Solid aluminoxane for catalyst carrier, process for preparing the same, and uses thereof |
| US6551955B1 (en) | 1997-12-08 | 2003-04-22 | Albemarle Corporation | Particulate group 4 metallocene-aluminoxane catalyst compositions devoid of preformed support, and their preparation and their use |
| US6677265B1 (en) | 1997-12-08 | 2004-01-13 | Albemarle Corporation | Process of producing self-supported catalysts |
| CA2313244A1 (en) | 1997-12-08 | 1999-06-17 | Steven P. Diefenbach | Catalyst compositions of enhanced productivity |
| US6184327B1 (en) | 1997-12-10 | 2001-02-06 | Exxon Chemical Patents, Inc. | Elastomeric propylene polymers |
| US6197910B1 (en) | 1997-12-10 | 2001-03-06 | Exxon Chemical Patents, Inc. | Propylene polymers incorporating macromers |
| US6117962A (en) * | 1997-12-10 | 2000-09-12 | Exxon Chemical Patents Inc. | Vinyl-containing stereospecific polypropylene macromers |
| US6784269B2 (en) | 1998-05-13 | 2004-08-31 | Exxonmobil Chemical Patents Inc. | Polypropylene compositions methods of making the same |
| US6306960B1 (en) | 1998-05-13 | 2001-10-23 | Exxonmobil Chemical Patents Inc. | Articles formed from foamable polypropylene polymer |
| ES2220058T3 (es) | 1998-05-13 | 2004-12-01 | Exxonmobil Chemical Patents Inc. | Homopolimeros de propileno y metodos de fabricarlos. |
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| US6194527B1 (en) | 1999-09-22 | 2001-02-27 | Equistar Chemicals, L.P. | Process for making polyolefins |
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| US6809168B2 (en) * | 1999-12-10 | 2004-10-26 | Exxonmobil Chemical Patents Inc. | Articles formed from propylene diene copolymers |
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| KR20050035183A (ko) * | 2001-11-30 | 2005-04-15 | 엑손모빌 케미칼 패턴츠 인코포레이티드 | 비-단일 부위/단일 부위 촉매 복합물을 이용하여 제조된에틸렌/알파-올레핀 공중합체, 이의 제조 방법 및 용도 |
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| US6680417B2 (en) * | 2002-01-03 | 2004-01-20 | Bp Corporation North America Inc. | Oligomerization using a solid, unsupported metallocene catalyst system |
| CN100351275C (zh) | 2003-03-21 | 2007-11-28 | 陶氏环球技术公司 | 形态控制的烯烃聚合方法 |
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| US7121355B2 (en) | 2004-09-21 | 2006-10-17 | Cnh America Llc | Bulldozer autograding system |
| US20070087183A1 (en) * | 2005-10-18 | 2007-04-19 | Cpfilms, Inc. | Glazing and film functional coatings having a porous inorganic layer and a polymeric filler |
| EP1803747A1 (de) | 2005-12-30 | 2007-07-04 | Borealis Technology Oy | Oberflächemodifizierte Polymerisationskatalysatoren zur Herstellung von Polyolefinfilmen mit niedrigem Gelgehalt |
| EP1847555A1 (de) * | 2006-04-18 | 2007-10-24 | Borealis Technology Oy | Mehrfach verzweigtes Polypropylen |
| EP1939226B1 (de) | 2006-12-28 | 2013-07-17 | Borealis Technology Oy | Verfahren zur Polymerherstellung, Verfahren zur Herstellung eines prepolymerisierten Katalysators, prepolymerisierter Katalysator und seine Verwendung |
| TW200932762A (en) | 2007-10-22 | 2009-08-01 | Univation Tech Llc | Polyethylene compositions having improved properties |
| EP2119732A1 (de) | 2008-05-16 | 2009-11-18 | Borealis Technology Oy | Metallocen-Katalysator-Zusammensetzungen mit verbesserten Eigenschaften, Verfahren zu ihrer Herstellung und ihre Verwendung zur Herstellung von Polyolefin-Homo- oder Copolymeren |
| EP2346912B9 (de) * | 2008-11-07 | 2013-02-13 | Borealis AG | Verfahren zur herstellung von polyethylen |
| WO2010071798A1 (en) | 2008-12-18 | 2010-06-24 | Univation Technologies, Llc | Method for seed bed treatment for a polymerization reaction |
| CN102272165B (zh) | 2009-01-08 | 2013-08-28 | 尤尼威蒂恩技术有限责任公司 | 用于聚烯烃聚合方法的添加剂 |
| WO2010080871A1 (en) | 2009-01-08 | 2010-07-15 | Univation Technologies, Llc | Additive for gas phase polymerization processes |
| EP2456796B1 (de) | 2009-07-23 | 2013-07-17 | Univation Technologies, LLC | Polymerisationsreaktionssystem |
| BR112012013675A2 (pt) * | 2009-12-07 | 2016-04-19 | Univation Tech Llc | métodos para a produção de carga estática de um catalisador e métodos para o uso do catalisador para produzir poliolefinas |
| WO2011078923A1 (en) | 2009-12-23 | 2011-06-30 | Univation Technologies, Llc | Methods for producing catalyst systems |
| WO2012087560A1 (en) | 2010-12-22 | 2012-06-28 | Univation Technologies, Llc | Additive for polyolefin polymerization processes |
| CN104918947A (zh) | 2012-12-28 | 2015-09-16 | 尤尼威蒂恩技术有限责任公司 | 将铝氧烷的生产整合到催化剂生产中的方法 |
| CN110452318A (zh) | 2013-01-14 | 2019-11-15 | 尤尼威蒂恩技术有限责任公司 | 制备高产率催化剂系统的方法 |
| US9303106B1 (en) | 2014-10-17 | 2016-04-05 | Chevron Phillips Chemical Company Lp | Processes for preparing solid metallocene-based catalyst systems |
| CA2871404C (en) | 2014-11-17 | 2021-01-12 | Nova Chemicals Corporation | Polyolefins |
| US10682797B2 (en) | 2015-01-21 | 2020-06-16 | Univation Technologies, Llc | Methods for gel reduction in polyolefins |
| CA2974392C (en) | 2015-01-21 | 2023-10-17 | Univation Technologies, Llc | Methods for controlling polymer chain scission |
| CA2922156C (en) | 2016-02-29 | 2024-01-02 | Nova Chemicals Corporation | Self supported phosphinimine catalyst |
| US11254761B1 (en) | 2020-10-15 | 2022-02-22 | Chevron Phillips Chemical Company Lp | Catalyst pretreatment and feeding system for polypropylene production |
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| US4808561A (en) * | 1985-06-21 | 1989-02-28 | Exxon Chemical Patents Inc. | Supported polymerization catalyst |
| GB8521431D0 (en) * | 1985-08-28 | 1985-10-02 | Shell Int Research | Spherical magnesium alkoxide particles |
| US4701432A (en) * | 1985-11-15 | 1987-10-20 | Exxon Chemical Patents Inc. | Supported polymerization catalyst |
| US4752597A (en) * | 1985-12-12 | 1988-06-21 | Exxon Chemical Patents Inc. | New polymerization catalyst |
| US4794096A (en) * | 1987-04-03 | 1988-12-27 | Fina Technology, Inc. | Hafnium metallocene catalyst for the polymerization of olefins |
| JPH0635007A (ja) * | 1992-07-14 | 1994-02-10 | Oki Electric Ind Co Ltd | 波長可変光フィルタ |
| JP3303337B2 (ja) * | 1992-07-14 | 2002-07-22 | セイコーエプソン株式会社 | 液晶表示装置 |
| JPH0635006A (ja) * | 1992-07-15 | 1994-02-10 | Sekisui Chem Co Ltd | エレクトロクロミック素子 |
| JP3040883B2 (ja) * | 1992-07-22 | 2000-05-15 | 日本電信電話株式会社 | 多端子光スイッチ |
-
1987
- 1987-02-04 JP JP62022594A patent/JP2618384B2/ja not_active Expired - Fee Related
- 1987-12-25 AT AT88900586T patent/ATE78835T1/de not_active IP Right Cessation
- 1987-12-25 DE DE8888900586T patent/DE3780827T2/de not_active Expired - Lifetime
- 1987-12-25 WO PCT/JP1987/001034 patent/WO1988005057A1/ja not_active Ceased
- 1987-12-25 KR KR1019880701029A patent/KR910008276B1/ko not_active Expired
- 1987-12-25 EP EP88900586A patent/EP0327649B1/de not_active Expired - Lifetime
- 1987-12-25 US US07/245,400 patent/US4923833A/en not_active Expired - Lifetime
-
1988
- 1988-09-01 CA CA000576269A patent/CA1324124C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| DE3780827D1 (de) | 1992-09-03 |
| KR890700135A (ko) | 1989-03-10 |
| WO1988005057A1 (fr) | 1988-07-14 |
| EP0327649A1 (de) | 1989-08-16 |
| EP0327649B1 (de) | 1992-07-29 |
| US4923833A (en) | 1990-05-08 |
| JP2618384B2 (ja) | 1997-06-11 |
| KR910008276B1 (ko) | 1991-10-12 |
| CA1324124C (en) | 1993-11-09 |
| JPS63264606A (ja) | 1988-11-01 |
| DE3780827T2 (de) | 1992-12-10 |
| EP0327649A4 (de) | 1989-05-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification | ||
| REN | Ceased due to non-payment of the annual fee |