YU213389A - Process for using triethylaluminum for obtaining alumoxanic carrier for active metalocenic catalyst - Google Patents

Process for using triethylaluminum for obtaining alumoxanic carrier for active metalocenic catalyst

Info

Publication number
YU213389A
YU213389A YU02133/89A YU213389A YU213389A YU 213389 A YU213389 A YU 213389A YU 02133/89 A YU02133/89 A YU 02133/89A YU 213389 A YU213389 A YU 213389A YU 213389 A YU213389 A YU 213389A
Authority
YU
Yugoslavia
Prior art keywords
catalyst
silica gel
alumoxane
olefins
supported
Prior art date
Application number
YU02133/89A
Other languages
English (en)
Inventor
M Chang
Original Assignee
Exxon Chemical Patents Inc
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 Exxon Chemical Patents Inc filed Critical Exxon Chemical Patents Inc
Publication of YU213389A publication Critical patent/YU213389A/xx

Links

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
    • 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
    • C08F4/639—Component covered by group C08F4/62 containing a transition metal-carbon bond
    • C08F4/63912—Component covered by group C08F4/62 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
    • C08F4/639—Component covered by group C08F4/62 containing a transition metal-carbon bond
    • C08F4/63916—Component covered by group C08F4/62 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
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/639—Component covered by group C08F4/62 containing a transition metal-carbon bond
    • C08F4/6392—Component covered by group C08F4/62 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • 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
    • C08F4/639—Component covered by group C08F4/62 containing a transition metal-carbon bond
    • C08F4/6392—Component covered by group C08F4/62 containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
    • C08F4/63922—Component covered by group C08F4/62 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
    • 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)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Unwinding Webs (AREA)
YU02133/89A 1988-11-08 1989-11-08 Process for using triethylaluminum for obtaining alumoxanic carrier for active metalocenic catalyst YU213389A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/268,834 US4925821A (en) 1987-12-17 1988-11-08 Method for utilizing triethyaluminum to prepare an alumoxane support for an active metallocene catalyst

Publications (1)

Publication Number Publication Date
YU213389A true YU213389A (en) 1991-02-28

Family

ID=23024690

Family Applications (1)

Application Number Title Priority Date Filing Date
YU02133/89A YU213389A (en) 1988-11-08 1989-11-08 Process for using triethylaluminum for obtaining alumoxanic carrier for active metalocenic catalyst

Country Status (17)

Country Link
US (1) US4925821A (fi)
EP (1) EP0368644B1 (fi)
JP (1) JPH03502210A (fi)
KR (1) KR900701857A (fi)
AT (1) ATE148893T1 (fi)
AU (1) AU621172B2 (fi)
BR (1) BR8907158A (fi)
CA (1) CA2002436A1 (fi)
DE (1) DE68927765T2 (fi)
DK (1) DK163790A (fi)
ES (1) ES2097743T3 (fi)
FI (1) FI903448A0 (fi)
HU (1) HUT55416A (fi)
IL (1) IL92242A0 (fi)
PT (1) PT92233A (fi)
WO (1) WO1990005149A1 (fi)
YU (1) YU213389A (fi)

Families Citing this family (105)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2058383A1 (en) * 1991-05-17 1992-11-18 Ted M. Pettijohn Olefin polymerization
CA2068939C (en) * 1991-05-20 1996-04-09 Takashi Ueda Olefin polymerization catalyst and olefin polymerization
FI112233B (fi) * 1992-04-01 2003-11-14 Basell Polyolefine Gmbh Katalyytti olefiinipolymerointia varten, menetelmä sen valmistamiseksi ja sen käyttö
EP0578838A1 (en) * 1992-04-29 1994-01-19 Hoechst Aktiengesellschaft Olefin polymerization catalyst, process for its preparation, and its use
EP0567952B1 (en) * 1992-04-29 1997-12-03 Hoechst Aktiengesellschaft Olefin polymerization catalyst, process for its preparation, and its use
US5238892A (en) * 1992-06-15 1993-08-24 Exxon Chemical Patents Inc. Supported catalyst for 1-olefin(s) (co)polymerization
US5608019A (en) * 1992-12-28 1997-03-04 Mobil Oil Corporation Temperature control of MW in olefin polymerization using supported metallocene catalyst
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
US5420220A (en) * 1993-03-25 1995-05-30 Mobil Oil Corporation LLDPE films
US5523136A (en) * 1993-04-30 1996-06-04 Cypress Packaging Packaging film, packages and methods for using them
EP0700464A1 (en) * 1993-05-25 1996-03-13 Exxon Chemical Patents Inc. Novel polyolefin fibers and their fabrics
US5414180A (en) * 1993-07-14 1995-05-09 Phillips Petroleum Company Organo-aluminoxy product and use
US5455741A (en) * 1993-10-26 1995-10-03 Pulse Engineering, Inc. Wire-lead through hole interconnect device
US5614456A (en) * 1993-11-15 1997-03-25 Mobil Oil Corporation Catalyst for bimodal molecular weight distribution ethylene polymers and copolymers
DE4344672C1 (de) * 1993-12-27 1995-06-14 Basf Ag Verfahren zur Herstellung von Polymerisaten des Ethylens durch Suspensionspolymerisation
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
US5529965A (en) * 1994-10-28 1996-06-25 Exxon Chemical Patents Inc. Polymerization catalyst systems, their production and use
US6506866B2 (en) 1994-11-17 2003-01-14 Dow Global Technologies Inc. Ethylene copolymer compositions
US6043180A (en) * 1994-11-17 2000-03-28 The Dow Chemical Company Supported catalyst component, supported catalyst, their preparation, and addition polymerization process
US5882750A (en) * 1995-07-03 1999-03-16 Mobil Oil Corporation Single reactor bimodal HMW-HDPE film resin with improved bubble stability
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
ES2120868B1 (es) * 1995-08-03 2000-09-16 Repsol Quimica Sa Sistema de catalizadores hetereogeneos tipo metalogeno, para procesos de obtencion de poliolefinas.
US6486089B1 (en) 1995-11-09 2002-11-26 Exxonmobil Oil Corporation Bimetallic catalyst for ethylene polymerization reactions with uniform component distribution
US5756416A (en) * 1995-11-28 1998-05-26 Union Carbide Chemicals & Plastics Technology Corporation Catalyst composition having improved comonomer reactivity
USRE38429E1 (en) * 1996-03-12 2004-02-17 Tyco Plastics Services Ag Stretch wrap films
US5998017A (en) * 1996-03-12 1999-12-07 Tenneco Packaging Stretch wrap films
US5976682A (en) * 1996-03-12 1999-11-02 Tenneco Packaging Stretch wrap films
US5902684A (en) * 1996-03-12 1999-05-11 Tenneco Packaging Inc. Multilayered Metallocene stretch wrap films
US6417130B1 (en) 1996-03-25 2002-07-09 Exxonmobil Oil Corporation One pot preparation of bimetallic catalysts for ethylene 1-olefin copolymerization
ES2129323B1 (es) * 1996-04-18 2000-09-16 Repsol Quimica Sa Procedimiento para la obtencion de un sistema catalitico para la polimerizacion de alpha-olefinas en suspension en fase gas a bajas y altas temperaturas o en masa a altas presiones y altas o bajas temperaturas
US5739368A (en) * 1996-05-10 1998-04-14 Albemarle Corporation Use of heat treated alumoxanes in preparing supported catalysts
CA2259999A1 (en) * 1996-07-15 1998-01-22 Mobil Oil Corporation Comonomer pretreated bimetallic catalyst for blow molding and film applications
JP3352374B2 (ja) * 1996-10-30 2002-12-03 レプソル・ケミカ・ソシエダ・アノニマ アルフアオレフインの重合及び共重合用触媒系
EP0839834B1 (en) 1996-10-30 2001-06-13 Repsol Quimica S.A. Catalyst systems for the polymerization and copolymerization of alpha-olefins
NO318716B1 (no) 1996-10-31 2005-05-02 Repsol Quimica Sa Katalysatorsystem for polymerisering
US6376035B1 (en) 1996-12-05 2002-04-23 Pactiv Corporation Zipper fins for plastic bags
US5919535A (en) 1996-12-05 1999-07-06 Tenneco Packaging Fins for plastic bags
US5851070A (en) * 1996-12-05 1998-12-22 Tenneco Packaging Inc. Seals for plastic bags
US5968864A (en) * 1996-12-20 1999-10-19 Fina Technology, Inc. Catalyst efficiency for supported metallocene catalyst
US5989725A (en) * 1997-01-16 1999-11-23 Tenneco Packaging Clear high molecular weight film
US6005463A (en) * 1997-01-30 1999-12-21 Pulse Engineering Through-hole interconnect device with isolated wire-leads and component barriers
EP0856524A1 (en) 1997-02-01 1998-08-05 Repsol Quimica S.A. Heterogeneous catalyst components for olefins polymerization, preparation process and use thereof
US6013378A (en) * 1997-03-17 2000-01-11 Tenneco Packaging HMW HDPE film with improved impact strength
US5907942A (en) * 1997-05-21 1999-06-01 Tenneco Packaging Stretch wrap films
US6093480A (en) * 1997-05-21 2000-07-25 Tenneco Packaging Stretch wrap films
US5907943A (en) * 1997-06-11 1999-06-01 Tenneco Packaging Inc. Stretch wrap films
US5922441A (en) * 1997-06-11 1999-07-13 Tenneco Packaging Inc. Stretch wrap films
US6153551A (en) * 1997-07-14 2000-11-28 Mobil Oil Corporation Preparation of supported catalyst using trialkylaluminum-metallocene contact products
US6051525A (en) * 1997-07-14 2000-04-18 Mobil Corporation Catalyst for the manufacture of polyethylene with a broad or bimodal molecular weight distribution
DE19741201A1 (de) * 1997-09-18 1999-03-25 Wacker Chemie Gmbh Auf Organopolysiloxanmikrogelpartikeln immobilisierte Organoaluminiumverbindungen
US5990035A (en) * 1997-10-21 1999-11-23 Koeppl; Alexander Polymerization catalyst systems, their preparation, and use
EP0948547B1 (en) * 1997-10-29 2004-09-29 Basell Polyolefine GmbH Catalysts for the polymerization of olefins and process for the preparation thereof
US6083611A (en) * 1997-11-12 2000-07-04 Tenneco Packaging, Inc. Roll wrap film
DE69914012T2 (de) 1998-04-27 2004-12-09 Repsol Quimica S.A. Katalysatorsysteme für die Polymerisation und Copolymerisation von Alpha-Olefinen
US6046347A (en) * 1998-09-24 2000-04-04 Akzo Nobel Nv Aluminoxane synthesis employing reduced amount of trialkylaluminum compound
US7101939B2 (en) * 2001-11-30 2006-09-05 Exxonmobil Chemical Patents Inc. Ethylene/α-olefin copolymer made with a non-single-site/single-site catalyst combination, its preparation and use
WO2004094487A1 (en) 2003-03-21 2004-11-04 Dow Global Technologies, Inc. Morphology controlled olefin polymerization process
US6953764B2 (en) 2003-05-02 2005-10-11 Dow Global Technologies Inc. High activity olefin polymerization catalyst and process
ATE516311T1 (de) * 2004-10-12 2011-07-15 Exxonmobil Chem Patents Inc Trialkylaluminium-behandelter träger
EP1803747A1 (en) 2005-12-30 2007-07-04 Borealis Technology Oy Surface-modified polymerization catalysts for the preparation of low-gel polyolefin films
RU2008147906A (ru) 2006-05-05 2010-06-10 Дау Глобал Текнолоджиз Инк. (Us) Комплексы гафния с замещенными карбазолилом имидазольными лигандами
TW200932762A (en) 2007-10-22 2009-08-01 Univation Tech Llc Polyethylene compositions having improved properties
TW200936619A (en) 2007-11-15 2009-09-01 Univation Tech Llc Polymerization catalysts, methods of making, methods of using, and polyolefin products made therefrom
WO2010080871A1 (en) 2009-01-08 2010-07-15 Univation Technologies, Llc Additive for gas phase polymerization processes
US20110256632A1 (en) 2009-01-08 2011-10-20 Univation Technologies, Llc Additive for Polyolefin Polymerization Processes
US8586685B2 (en) 2009-07-23 2013-11-19 Univation Technologies, Llc Polymerization reaction system
ES2543635T3 (es) 2010-02-18 2015-08-20 Univation Technologies, Llc Métodos para operación de un reactor de polimerización
ES2693720T3 (es) 2010-02-22 2018-12-13 Univation Technologies, Llc Sistemas catalíticos y métodos para usar los mismos para producir productos poliolefínicos
MY157091A (en) 2010-04-13 2016-04-29 Univation Tech Llc Polymer blends and films made therefrom
CN103097015B (zh) 2010-07-16 2015-11-25 尤尼威蒂恩技术有限责任公司 测量反应器表面上颗粒积聚的系统与方法
WO2012009215A1 (en) 2010-07-16 2012-01-19 Univation Technologies, Llc Systems and methods for measuring static charge on particulates
WO2012015898A1 (en) 2010-07-28 2012-02-02 Univation Technologies, Llc Systems and methods for measuring velocity of a particle/fluid mixture
EP2651982B1 (en) 2010-12-17 2018-04-11 Univation Technologies, LLC Systems and methods for recovering hydrocarbons from a polyolefin purge gas product
WO2012087560A1 (en) 2010-12-22 2012-06-28 Univation Technologies, Llc Additive for polyolefin polymerization processes
WO2013028283A1 (en) 2011-08-19 2013-02-28 Univation Technologies, Llc Catalyst systems and methods for using same to produce polyolefin products
US9181371B2 (en) 2011-11-08 2015-11-10 Univation Technologies, Llc Methods for producing polyolefins with catalyst systems
JP6181672B2 (ja) 2012-03-05 2017-08-16 ユニベーション・テクノロジーズ・エルエルシー 触媒組成物の製造方法及びそれから製造される重合体生成物
US9695254B2 (en) 2012-11-26 2017-07-04 Braskem S.A. Metallocene catalyst supported by hybrid supporting means, process for producing same, polymerization process for producing an ethylene homopolymer or copolymer with broad or bimodal molar mass distribution, use of the supported metallocene catalyst and ethylene polymer with broad or bimodal molar mass distribution
CA2800056A1 (en) 2012-12-24 2014-06-24 Nova Chemicals Corporation Polyethylene blend compositions
ES2918582T3 (es) 2012-12-28 2022-07-19 Univation Tech Llc Catalizador soportado con fluidez mejorada
BR112015018639B1 (pt) 2013-02-07 2021-11-03 Univation Technologies, Llc Método para formar partículas de resina
EP2970524B1 (en) 2013-03-15 2018-03-07 Univation Technologies, LLC Tridentate nitrogen based ligands for olefin polymerisation catalysts
US9718900B2 (en) 2013-03-15 2017-08-01 Univation Technologies, Llc Ligands for catalysts
CN105308007B (zh) 2013-06-05 2017-07-21 尤尼威蒂恩技术有限责任公司 保护酚基
BR112017003306B1 (pt) 2014-08-19 2022-03-03 Univation Technologies, Llc Método para preparar um suporte de catalisador fluorado e sistema de catalisador
SG11201701260WA (en) 2014-08-19 2017-03-30 Univation Tech Llc Fluorinated catalyst supports and catalyst systems
BR112017003314A2 (pt) 2014-08-19 2018-01-23 Univation Tech Llc suportes de catalisador fluorados e sistemas de catalisador
US10471641B2 (en) 2015-01-21 2019-11-12 Univation Technologies, Llc Methods for controlling polymer chain scission
EP3247547B1 (en) 2015-01-21 2023-03-22 Univation Technologies, LLC Methods for gel reduction in polyolefins
CA2985112C (en) 2015-05-08 2020-06-30 Exxonmobil Chemical Patents Inc. Polymerization process comprising 2,2-dimethylpropane as condensing agent
WO2018063765A1 (en) 2016-09-27 2018-04-05 Exxonmobil Chemical Patents Inc. Polymerization process
CN109983039B (zh) 2016-09-27 2022-02-18 尤尼威蒂恩技术有限责任公司 用于聚乙烯生产中长链支化控制的方法
WO2018063767A1 (en) 2016-09-27 2018-04-05 Exxonmobil Chemical Patents Inc. Polymerization process
WO2018063764A1 (en) 2016-09-27 2018-04-05 Exxonmobil Chemical Patents Inc. Polymerization process
WO2018118155A1 (en) 2016-12-20 2018-06-28 Exxonmobil Chemical Patents Inc. Polymerization process
WO2018147931A1 (en) 2017-02-07 2018-08-16 Exxonmobil Chemical Patents Inc. Processes for reducing the loss of catalyst activity of a ziegler-natta catalyst
US11193008B2 (en) 2017-04-10 2021-12-07 Exxonmobil Chemical Patents Inc. Methods for making polyolefin polymer compositions
ES2939177T3 (es) 2017-05-10 2023-04-19 Univation Tech Llc Sistemas catalizadores y procesos para usar los mismos
US11591417B2 (en) 2017-12-13 2023-02-28 Exxonmobil Chemical Patents Inc. Deactivation methods for active components from gas phase polyolefin polymerization processes
WO2019173030A1 (en) 2018-03-08 2019-09-12 Exxonmobil Chemical Patents Inc. Methods of preparing and monitoring a seed bed for polymerization reactor startup
CN112055719B (zh) 2018-05-02 2022-11-25 埃克森美孚化学专利公司 从中试装置放大到较大生产设施的方法
EP3788082A1 (en) 2018-05-02 2021-03-10 ExxonMobil Chemical Patents Inc. Methods for scale-up from a pilot plant to a larger production facility
CN116234837A (zh) 2020-07-22 2023-06-06 埃克森美孚化学专利公司 聚烯烃组合物及其制品
EP4259669A1 (en) 2020-12-08 2023-10-18 ExxonMobil Chemical Patents Inc. High density polyethylene compositions with long-chain branching

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3240382A1 (de) * 1982-11-02 1984-05-03 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von gefuellten polyolefinen
DE3424697C2 (de) * 1984-07-05 1999-07-08 Targor Gmbh Verfahren zur Polymerisation von Ethylen oder von Mischungen von Ethylen mit anderen 1-Olefinen
US4808561A (en) * 1985-06-21 1989-02-28 Exxon Chemical Patents Inc. Supported polymerization catalyst
WO1987003889A1 (en) * 1985-12-24 1987-07-02 Mitsui Petrochemical Industries, Ltd. Process for polymerization of alpha-olefins
EP0315234A1 (en) * 1987-10-26 1989-05-10 Texas Alkyls, Inc. Process for preparation of aluminoxanes
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
US4935397A (en) * 1988-09-28 1990-06-19 Exxon Chemical Patents Inc. Supported metallocene-alumoxane catalyst for high pressure polymerization of olefins and a method of preparing and using the same

Also Published As

Publication number Publication date
HU896883D0 (en) 1990-12-28
ATE148893T1 (de) 1997-02-15
EP0368644B1 (en) 1997-02-12
CA2002436A1 (en) 1990-05-08
FI903448A0 (fi) 1990-07-06
HUT55416A (en) 1991-05-28
DE68927765D1 (de) 1997-03-27
AU4624889A (en) 1990-05-28
EP0368644A1 (en) 1990-05-16
KR900701857A (ko) 1990-12-04
IL92242A0 (en) 1990-07-26
JPH03502210A (ja) 1991-05-23
DK163790A (da) 1990-08-23
DE68927765T2 (de) 1997-05-28
WO1990005149A1 (en) 1990-05-17
DK163790D0 (da) 1990-07-06
US4925821A (en) 1990-05-15
BR8907158A (pt) 1991-02-26
PT92233A (pt) 1990-05-31
ES2097743T3 (es) 1997-04-16
AU621172B2 (en) 1992-03-05

Similar Documents

Publication Publication Date Title
YU213389A (en) Process for using triethylaluminum for obtaining alumoxanic carrier for active metalocenic catalyst
YU207289A (en) Process for using triethylaluminum for obtaining alumoxanic carrier for active metalocenic catalyst
IL88494A (en) Preparation of a supported metallocene-alumoxane catalyst for gas phase polymerization
IL89587A0 (en) Preparation of a silica gel supported metallocene alumoxane catalyst