FI944338A - Piidioksidikantajalla oleva siirtymämetallikatalysaattori - Google Patents

Piidioksidikantajalla oleva siirtymämetallikatalysaattori Download PDF

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Publication number
FI944338A
FI944338A FI944338A FI944338A FI944338A FI 944338 A FI944338 A FI 944338A FI 944338 A FI944338 A FI 944338A FI 944338 A FI944338 A FI 944338A FI 944338 A FI944338 A FI 944338A
Authority
FI
Finland
Prior art keywords
support material
mixing
time sufficient
temperature
titanium compound
Prior art date
Application number
FI944338A
Other languages
English (en)
Swedish (sv)
Other versions
FI111376B (fi
FI944338A0 (fi
Inventor
Lee Spencer
Brian W S Kolthammer
Miriam P Ripplinger
Jeffrey J Wooster
Pak-Wing Steve Chum
Jacquelyn Ann Degroot
Original Assignee
Dow Chemical Co
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 Dow Chemical Co filed Critical Dow Chemical Co
Publication of FI944338A0 publication Critical patent/FI944338A0/fi
Publication of FI944338A publication Critical patent/FI944338A/fi
Application granted granted Critical
Publication of FI111376B publication Critical patent/FI111376B/fi

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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
    • 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
    • C08F4/65—Pretreating the metal or compound covered by group C08F4/64 before the final contacting with the metal or compound covered by group C08F4/44
    • C08F4/652—Pretreating with metals or metal-containing compounds
    • C08F4/655—Pretreating with metals or metal-containing compounds with aluminium or compounds thereof
    • 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
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/91—Product with molecular orientation
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31504—Composite [nonstructural laminate]
    • Y10T428/31855—Of addition polymer from unsaturated monomers

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)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
FI944338A 1992-03-20 1994-09-19 Piidioksidikantajalla oleva siirtymämetallikatalysaattori FI111376B (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US07/854,175 US5231151A (en) 1991-01-18 1992-03-20 Silica supported transition metal catalyst
US85417592 1992-03-20
PCT/US1993/002751 WO1993019105A2 (en) 1992-03-20 1993-03-17 Silica supported transition metal catalyst
US9302751 1993-03-17

Publications (3)

Publication Number Publication Date
FI944338A0 FI944338A0 (fi) 1994-09-19
FI944338A true FI944338A (fi) 1994-11-18
FI111376B FI111376B (fi) 2003-07-15

Family

ID=25317940

Family Applications (1)

Application Number Title Priority Date Filing Date
FI944338A FI111376B (fi) 1992-03-20 1994-09-19 Piidioksidikantajalla oleva siirtymämetallikatalysaattori

Country Status (12)

Country Link
US (3) US5231151A (fi)
EP (1) EP0705282B1 (fi)
JP (3) JP3306663B2 (fi)
KR (1) KR100256460B1 (fi)
AT (1) ATE169034T1 (fi)
AU (2) AU677184B2 (fi)
CA (1) CA2132447C (fi)
DE (1) DE69320070T2 (fi)
ES (1) ES2118952T3 (fi)
FI (1) FI111376B (fi)
TW (1) TW327177B (fi)
WO (1) WO1993019105A2 (fi)

Families Citing this family (86)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5231151A (en) * 1991-01-18 1993-07-27 The Dow Chemical Company Silica supported transition metal catalyst
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
US5939348A (en) * 1991-11-06 1999-08-17 Mobil Oil Corporation Catalyst for the manufacture of polythylene with a narrow molecular weight distribution
US5470812A (en) * 1991-11-06 1995-11-28 Mobil Oil Corporation High activity polyethylene catalysts prepared with alkoxysilane reagents
US6291384B1 (en) 1991-11-06 2001-09-18 Mobil Oil Corporation High activity catalyst prepared with alkoxysilanes
JP2986547B2 (ja) * 1993-01-29 1999-12-06 ザ・ダウ・ケミカル・カンパニー エチレン共重合
US6448341B1 (en) 1993-01-29 2002-09-10 The Dow Chemical Company Ethylene interpolymer blend compositions
JP3670010B2 (ja) * 1993-11-18 2005-07-13 モービル・オイル・コーポレーション 触媒組成物の製造方法
KR100328682B1 (ko) * 1994-06-21 2002-08-08 에스케이 주식회사 에틸렌중합체제조용촉매의제조방법과이를이용한에틸렌중합체의제조방법
US7153909B2 (en) * 1994-11-17 2006-12-26 Dow Global Technologies Inc. High density ethylene homopolymers and blend compositions
US5579384A (en) * 1995-02-17 1996-11-26 Bellsouth Corporation Telecommunications network service central management system interfacing with protocol specific regional stations providing services to subscribers
AU2468897A (en) * 1995-08-24 1997-08-28 Quantum Chemical Corporation Supported polymerization catalyst component and system
JPH09309926A (ja) * 1996-05-17 1997-12-02 Dow Chem Co:The エチレン共重合体の製造方法
US7396594B2 (en) * 2002-06-24 2008-07-08 The Trustees Of Princeton University Carrier applied coating layers
US7569285B2 (en) * 1996-10-17 2009-08-04 The Trustees Of Princeton University Enhanced bonding layers on titanium materials
US7815963B2 (en) * 1996-10-17 2010-10-19 The Trustees Of Princeton University Enhanced bonding layers on titanium materials
US6645644B1 (en) 1996-10-17 2003-11-11 The Trustees Of Princeton University Enhanced bonding of phosphoric and phosphoric acids to oxidized substrates
US6146767A (en) * 1996-10-17 2000-11-14 The Trustees Of Princeton University Self-assembled organic monolayers
US7507483B2 (en) * 1997-02-04 2009-03-24 Jeffrey Schwartz Enhanced bonding layers on native oxide surfaces
US6034186A (en) * 1997-05-16 2000-03-07 Phillips Petroleum Company Olefin polymerization processes and products thereof
US6153551A (en) 1997-07-14 2000-11-28 Mobil Oil Corporation Preparation of supported catalyst using trialkylaluminum-metallocene contact products
TW457317B (en) 1998-11-06 2001-10-01 Bridgestone Corp Resin net and its production method, and drawn product of polyethylene based resin
CZ291246B6 (cs) * 1999-06-16 2003-01-15 Kaučuk, A. S. Způsob výroby polystyrenu s převáľně syndiotaktickou strukturou
US6362270B1 (en) 1999-08-12 2002-03-26 The Dow Chemical Company Thermoplastic compositions for durable goods applications
US20060194008A1 (en) * 1999-09-22 2006-08-31 Princeton University Devices with multiple surface functionality
WO2001051526A1 (en) 2000-01-12 2001-07-19 Eastman Chemical Company Procatalysts comprising bidentate ligands, catalyst systems, and use in olefin polymerization
US6696380B2 (en) 2000-01-12 2004-02-24 Darryl Stephen Williams Procatalysts, catalyst systems, and use in olefin polymerization
US6465383B2 (en) 2000-01-12 2002-10-15 Eastman Chemical Company Procatalysts, catalyst systems, and use in olefin polymerization
US6593438B2 (en) * 2000-12-04 2003-07-15 Univation Technologies, Llc Catalyst composition and method of polymerization
KR20040099295A (ko) 2002-03-04 2004-11-26 아크조 노벨 엔.브이. 티탄 테트라클로라이드-함유 폐기물 스트림의 처리 방법
US6677266B1 (en) 2002-07-09 2004-01-13 Eastman Chemical Company Process for preparing a vanadium/titanium catalyst and use in olefin polymerization
US6846884B2 (en) * 2002-09-27 2005-01-25 Union Carbide Chemicals & Plastics Technology Corporation Control of resin properties
US7666410B2 (en) * 2002-12-20 2010-02-23 Kimberly-Clark Worldwide, Inc. Delivery system for functional compounds
CA2515653A1 (en) * 2003-02-11 2004-08-26 Princeton University Surface-bonded, organic acid-based mono-layers
US7067169B2 (en) * 2003-06-04 2006-06-27 Chemat Technology Inc. Coated implants and methods of coating
US7794737B2 (en) * 2003-10-16 2010-09-14 Kimberly-Clark Worldwide, Inc. Odor absorbing extrudates
US7879350B2 (en) * 2003-10-16 2011-02-01 Kimberly-Clark Worldwide, Inc. Method for reducing odor using colloidal nanoparticles
US7754197B2 (en) * 2003-10-16 2010-07-13 Kimberly-Clark Worldwide, Inc. Method for reducing odor using coordinated polydentate compounds
US7837663B2 (en) 2003-10-16 2010-11-23 Kimberly-Clark Worldwide, Inc. Odor controlling article including a visual indicating device for monitoring odor absorption
US7582485B2 (en) * 2003-10-16 2009-09-01 Kimberly-Clark Worldride, Inc. Method and device for detecting ammonia odors and helicobacter pylori urease infection
US7488520B2 (en) 2003-10-16 2009-02-10 Kimberly-Clark Worldwide, Inc. High surface area material blends for odor reduction, articles utilizing such blends and methods of using same
US7413550B2 (en) 2003-10-16 2008-08-19 Kimberly-Clark Worldwide, Inc. Visual indicating device for bad breath
US7678367B2 (en) * 2003-10-16 2010-03-16 Kimberly-Clark Worldwide, Inc. Method for reducing odor using metal-modified particles
US7438875B2 (en) * 2003-10-16 2008-10-21 Kimberly-Clark Worldwide, Inc. Method for reducing odor using metal-modified silica particles
WO2006043985A1 (en) 2004-06-16 2006-04-27 Dow Global Technologies Inc. Method for identifying ziegler-natta cocatalyst
JP2008509276A (ja) 2004-08-09 2008-03-27 ユニオン・カーバイド・ケミカルズ・アンド・プラスティックス・テクノロジー・コーポレイション スプレー乾燥された頑丈なチーグラー・ナッタプロカタリスト、およびこれを用いた重合方法
US8173569B2 (en) 2004-08-09 2012-05-08 Union Carbide Chemicals & Plastics Technology Llc Robust spray-dried ziegler-natta procatalyst and polymerization process employing same
US20080011194A1 (en) * 2004-12-03 2008-01-17 Dow Global Technologies Inc. Wood Fiber Plastic Composites
US7763061B2 (en) * 2004-12-23 2010-07-27 Kimberly-Clark Worldwide, Inc. Thermal coverings
US20060142712A1 (en) * 2004-12-23 2006-06-29 Kimberly-Clark Worldwide, Inc. Absorbent articles that provide warmth
US7338516B2 (en) * 2004-12-23 2008-03-04 Kimberly-Clark Worldwide, Inc. Method for applying an exothermic coating to a substrate
US20060147685A1 (en) * 2004-12-30 2006-07-06 Kimberly-Clark Worldwide, Inc. Multilayer film structure with higher processability
US20060188678A1 (en) * 2005-02-21 2006-08-24 Ohlsson Stefan B Multi-layer polyethylene films
KR101369388B1 (ko) 2005-11-14 2014-03-06 바이오메트 쓰리아이 엘엘씨 임플란트 표면상에 이산 나노입자의 증착방법
JP5371436B2 (ja) * 2005-11-23 2013-12-18 ダウ グローバル テクノロジーズ エルエルシー 不均一な、組成によって相分離された、エチレンα−オレフィンインターポリマー
EP1803747A1 (en) 2005-12-30 2007-07-04 Borealis Technology Oy Surface-modified polymerization catalysts for the preparation of low-gel polyolefin films
US7837955B2 (en) * 2006-03-08 2010-11-23 Unimin Corporation Continuous reactor system for anoxic purification
US7977103B2 (en) 2006-04-20 2011-07-12 Kimberly-Clark Worldwide, Inc. Method for detecting the onset of ovulation
AU2006348445B2 (en) 2006-09-21 2011-03-10 Union Carbide Chemicals & Plastics Technology Llc Method of controlling properties in multimodal systems
US7981517B2 (en) * 2007-08-28 2011-07-19 Dow Global Technologies Inc. Bituminous compositions and methods of making and using same
EP2240116B1 (en) 2008-01-28 2015-07-01 Biomet 3I, LLC Implant surface with increased hydrophilicity
BRPI0922454A2 (pt) 2008-12-18 2018-05-22 Univation Tech Llc método para tratamento de leito de semente para uma reação de polimerização
CN102449003B (zh) 2009-03-31 2013-12-11 陶氏环球技术有限责任公司 由非均匀乙烯/α-烯烃互聚物制成的膜
US8641418B2 (en) 2010-03-29 2014-02-04 Biomet 3I, Llc Titanium nano-scale etching on an implant surface
EP2585292A1 (en) 2010-06-24 2013-05-01 Dow Global Technologies LLC Electronic device module comprising heterogeneous polyolefin copolymer and optionally silane
CN102441391B (zh) * 2010-10-12 2013-10-09 中国石油化工股份有限公司 一种钴基费托合成催化剂的制备方法
CN102441383B (zh) * 2010-10-12 2013-06-19 中国石油化工股份有限公司 负载型铁基合成气制低碳烯烃催化剂的制备方法
CN102441392B (zh) * 2010-10-12 2013-06-19 中国石油化工股份有限公司 一种低成本高活性钴基费托合成催化剂的制备方法
CN102441389B (zh) * 2010-10-12 2013-10-09 中国石油化工股份有限公司 一种用于费托合成的钴基催化剂制备方法
CN102441390B (zh) * 2010-10-13 2013-04-10 中国石油化工股份有限公司 环保型钴基费托合成催化剂的制备方法
CN102441378B (zh) * 2010-10-13 2013-08-28 中国石油化工股份有限公司 一种直链烷烃脱氢催化剂及其制备方法
CN102451685B (zh) * 2010-10-15 2014-01-01 中国石油化工股份有限公司 一种选择性加氢催化剂及其制备方法
CN102451714B (zh) * 2010-10-15 2013-05-01 中国石油化工股份有限公司 选择性加氢催化剂及其制备方法
EP2681275B1 (en) 2011-03-04 2017-05-17 Total Research & Technology Feluy Process for preparing ziegler-natta produced polyethylene blends
BR112013022589A2 (pt) 2011-03-08 2016-12-06 Dow Global Technologies Llc processo para reciclar solvente e sistema para reciclar solvente
CA2734167C (en) 2011-03-15 2018-03-27 Nova Chemicals Corporation Polyethylene film
US9131995B2 (en) 2012-03-20 2015-09-15 Biomet 3I, Llc Surface treatment for an implant surface
CA2798855C (en) 2012-06-21 2021-01-26 Nova Chemicals Corporation Ethylene copolymers having reverse comonomer incorporation
US9115233B2 (en) 2012-06-21 2015-08-25 Nova Chemicals (International) S.A. Ethylene copolymer compositions, film and polymerization processes
CA2800056A1 (en) 2012-12-24 2014-06-24 Nova Chemicals Corporation Polyethylene blend compositions
ES2823768T3 (es) 2012-12-28 2021-05-10 Univation Tech Llc Métodos para integrar la producción de aluminoxano en la producción de catalizador
EP3747913B1 (en) 2014-04-02 2024-04-17 Univation Technologies, LLC Continuity compositions and olefin polymerisation method using the same
EP3268399B1 (en) 2015-03-10 2021-01-20 Univation Technologies, LLC Spray dried catalyst compositions, methods for preparation and use in olefin polymerization processes
CA2983736C (en) 2015-04-27 2023-09-12 Univation Technologies, Llc Supported catalyst compositions having improved flow properties and preparation thereof
WO2021207297A1 (en) * 2020-04-07 2021-10-14 North Carolina State University Parahydrogen hyperpolarization membrane reactor

Family Cites Families (55)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE973626C (de) * 1953-11-17 1960-04-14 Karl Dr Dr E H Ziegler Verfahren zur Herstellung von hochmolekularen Polyaethylenen
DE1016022B (de) * 1954-01-19 1957-09-19 Dr Dr E H Karl Ziegler Verfahren zur Herstellung von hochmolekularen Polyaethylenen
CA849081A (en) * 1967-03-02 1970-08-11 Du Pont Of Canada Limited PRODUCTION OF ETHYLENE/.alpha.-OLEFIN COPOLYMERS OF IMPROVED PHYSICAL PROPERTIES
FR2082153A5 (fr) * 1970-03-05 1971-12-10 Solvay Catalyseurs et procede perfectionnes pour la polymerisation et la copolymerisation des olefines
JPS5112313B2 (fi) * 1972-09-01 1976-04-17
JPS51119069A (en) * 1975-03-20 1976-10-19 Nippon Oil Co Ltd Method of producing permeable film
DE2553179A1 (de) * 1975-11-27 1977-06-08 Hoechst Ag Verfahren zur herstellung eines katalysators
JPS5952643B2 (ja) * 1977-01-27 1984-12-20 三井化学株式会社 エチレン共重合体
NL7702323A (nl) * 1977-03-04 1978-09-06 Stamicarbon Katalysator voor de bereiding van polyalkenen.
US4243619A (en) * 1978-03-31 1981-01-06 Union Carbide Corporation Process for making film from low density ethylene hydrocarbon copolymer
US4198038A (en) * 1978-08-21 1980-04-15 T. E. Co. Device for clamping a workpiece to a supporting surface
GB2053939A (en) * 1979-07-17 1981-02-11 British Petroleum Co Oxide supported vanadium halide catalyst components
US4446288A (en) * 1981-05-05 1984-05-01 Chemplex Company Polymerization method
EP0066672B1 (en) * 1981-06-09 1987-09-02 Mitsubishi Kasei Corporation Process for producing porous film or sheet
US4374753A (en) * 1981-07-29 1983-02-22 Chemplex Company Polymerization catalyst and method
US4478988A (en) * 1981-07-29 1984-10-23 Chemplex Company Polymerization method
US4451574A (en) * 1981-09-30 1984-05-29 Exxon Research & Engineering Co. Polymerization catalyst
US4481301A (en) * 1981-12-04 1984-11-06 Mobil Oil Corporation Highly active catalyst composition for polymerizing alpha-olefins
FR2526803A1 (fr) * 1982-05-14 1983-11-18 Charbonnages Ste Chimique Compositions de polymeres d'ethylene et application a la fabrication de films
IT1151627B (it) * 1982-06-10 1986-12-24 Anic Spa Procedimento per la preparazione di copolimeri dell'etilene con basso valore delle densita'
US4522987A (en) * 1982-07-09 1985-06-11 Phillips Petroleum Company Low density polyethylene
US4544647A (en) * 1982-07-29 1985-10-01 The Dow Chemical Company Catalyst prepared from organomagnesium compound, organic hydroxyl-containing compound, reducing halide source and transition metal compound
US4526943A (en) * 1982-07-29 1985-07-02 The Dow Chemical Company Process for polymerizing olefins in the presence of a catalyst prepared from organomagnesium compound, organic hydroxyl-containing compound, reducing halide source and transition metal compound
US4426316A (en) * 1982-09-10 1984-01-17 The Dow Chemical Company Catalyst prepared from organomagnesium compound, organic hydroxyl-containing compound, reducing halide source and transition metal compound
JPS5975908A (ja) * 1982-10-25 1984-04-28 Mitsui Petrochem Ind Ltd エチレンとα−オレフインとの共重合体
US4672096A (en) * 1984-04-04 1987-06-09 Mobil Oil Corporation Catalyst composition for polymerizing alpha-olefins
US4593009A (en) * 1984-04-04 1986-06-03 Mobil Oil Corporation Catalyst composition for polymerizing alpha-olefins
US4558024A (en) * 1984-08-06 1985-12-10 Exxon Research & Engineering Co. Polymerization catalyst, production and use
US4783512A (en) * 1985-05-20 1988-11-08 The Dow Chemical Company Process for polymerizing olefins in the presence of a catalyst prepared from organomagnesium compound, organic hydroxyl-containing compound, reducing halide source and transition metal compound
US4612300A (en) * 1985-06-06 1986-09-16 The Dow Chemical Company Novel catalyst for producing relatively narrow molecular weight distribution olefin polymers
US4661465A (en) * 1985-10-31 1987-04-28 The Dow Chemical Company Method for preparing transition metal component of Ziegler-Natta catalysts
US4677087A (en) * 1986-01-03 1987-06-30 Mobil Oil Corporation Catalyst composition for polymerizing alpha-olefin polymers of relatively narrow molecular weight distribution
FR2597486B1 (fr) 1986-04-18 1992-09-11 Chemopetrol Koncernova Ucelova Catalyseur et procede pour la production de polymeres et de copolymeres de 1-alcenes.
JPH0725817B2 (ja) * 1986-04-23 1995-03-22 日本石油株式会社 オレフイン重合用触媒
CN1014794B (zh) * 1986-07-16 1991-11-20 住友化学工业株式会社 透气膜及其制造方法
JPH0645731B2 (ja) * 1986-07-28 1994-06-15 日本合成ゴム株式会社 エチレン系共重合体組成物
JPS6467326A (en) * 1987-09-09 1989-03-14 Toa Nenryo Kogyo Kk Manufacture of crosslinking oriented polyethylene film
US4918038A (en) * 1987-10-29 1990-04-17 Union Carbide Chemicals And Plastics Company Inc. Process for the production of polyethylene with a broad and/or bimodal molecular weight distribution
US4980330A (en) * 1988-01-09 1990-12-25 The Dow Chemical Company Polymerization of olefins in the presence of a catalyst prepared from an inorganic oxide which has not been heat or chemically treated, organomagnesium compound, organic hydroxyl-containing compound, reducing halide and transition metal compound
US4910272A (en) * 1988-01-09 1990-03-20 The Dow Chemical Company Polymerization of olefins in the presence of a catalyst prepared from an inorganic oxide which has not been heat or chemically treated, organomagnesium compound, organic hydroxyl-containing compound, reducing halide and transition metal compound
US4849389A (en) * 1988-01-14 1989-07-18 Mobil Oil Corporation Catalyst composition for polymerizing alpha-olefin polymers of narrow molecular weight distribution
US4833111A (en) * 1988-01-14 1989-05-23 Mobil Oil Corporation Catalyst composition for polymerizing alpha-olefin polymers of narrow molecular weight distribution
US4894265A (en) * 1988-01-15 1990-01-16 Free-Flow Packaging Corporation Bubble-type cushioning and packaging sheet and method of manufacture
EP0327402A3 (en) * 1988-02-05 1990-10-10 Tonen Chemical Corporation Gas-permeable, waterproof composite sheet
JPH01225550A (ja) * 1988-03-04 1989-09-08 Kureha Chem Ind Co Ltd 熱収縮性多層フィルム
US4849267A (en) * 1988-04-29 1989-07-18 Collins & Aikman Corporation Foam backed carpet with adhesive release surface and method of installing same
FI893348A (fi) * 1988-07-11 1990-01-12 Sumitomo Chemical Co Etylen-a-olefinkopolymer och filmer framstaellda av denna.
IT1227333B (it) * 1988-08-04 1991-04-08 Ciba Geigy Spa Composti contenenti gruppi piperidinici sostituiti atti all'impiego come stabilizzanti per materiali organici
IL92655A (en) * 1988-12-16 1994-05-30 Rohm & Haas Polymer blends with enhanced properties
IT1231329B (it) * 1989-07-28 1991-11-28 Ciba Geigy Spa Composti piperazin piperidinici atti all'impiego come stabilizzanti per materiali organici
CA2033001C (en) * 1989-12-26 2003-04-08 Robert Olds Hagerty Catalyst composition for polymerizing olefins to polymers having good compositional homogeneity
WO1992013009A1 (en) * 1991-01-18 1992-08-06 The Dow Chemical Company Silica supported transition metal catalyst
US5231151A (en) * 1991-01-18 1993-07-27 The Dow Chemical Company Silica supported transition metal catalyst
IT1247109B (it) * 1991-02-28 1994-12-12 Montedipe Srl Procedimento per la preparazione di un componente solido di catalizzatore per la co polimerizzazione dell'etilene.
US5395471A (en) * 1991-10-15 1995-03-07 The Dow Chemical Company High drawdown extrusion process with greater resistance to draw resonance

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US5231151A (en) 1993-07-27
KR100256460B1 (ko) 2000-05-15
AU704251B2 (en) 1999-04-15
JP3306663B2 (ja) 2002-07-24
JP2002256027A (ja) 2002-09-11
EP0705282A1 (en) 1996-04-10
WO1993019105A2 (en) 1993-09-30
JPH07507819A (ja) 1995-08-31
US5487938A (en) 1996-01-30
AU3933293A (en) 1993-10-21
KR950700944A (ko) 1995-02-20
WO1993019105A3 (en) 1993-11-11
US5420090A (en) 1995-05-30
US5487938B1 (en) 1997-11-18
TW327177B (en) 1998-02-21
AU1994097A (en) 1997-08-21
JP3626935B2 (ja) 2005-03-09
CA2132447A1 (en) 1993-09-30
ATE169034T1 (de) 1998-08-15
DE69320070D1 (de) 1998-09-03
DE69320070T2 (de) 1998-12-10
CA2132447C (en) 2006-04-25
JP2002284904A (ja) 2002-10-03
ES2118952T3 (es) 1998-10-01
FI111376B (fi) 2003-07-15
EP0705282B1 (en) 1998-07-29
AU677184B2 (en) 1997-04-17
FI944338A0 (fi) 1994-09-19

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