ES2150737T3 - Procedimiento de polimerizacion en una secuencia de reactores. - Google Patents

Procedimiento de polimerizacion en una secuencia de reactores.

Info

Publication number
ES2150737T3
ES2150737T3 ES97301421T ES97301421T ES2150737T3 ES 2150737 T3 ES2150737 T3 ES 2150737T3 ES 97301421 T ES97301421 T ES 97301421T ES 97301421 T ES97301421 T ES 97301421T ES 2150737 T3 ES2150737 T3 ES 2150737T3
Authority
ES
Spain
Prior art keywords
ethylene
reactor
alpha
olefin
mol
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.)
Expired - Lifetime
Application number
ES97301421T
Other languages
English (en)
Inventor
Michael William Tilston
Thomas Edward Spriggs
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Union Carbide Chemicals and Plastics Technology LLC
Original Assignee
Union Carbide Chemicals and Plastics Technology LLC
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24441468&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES2150737(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Union Carbide Chemicals and Plastics Technology LLC filed Critical Union Carbide Chemicals and Plastics Technology LLC
Application granted granted Critical
Publication of ES2150737T3 publication Critical patent/ES2150737T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms
    • C08L23/0815—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms with aliphatic 1-olefins containing one carbon-to-carbon double bond
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polymerisation Methods In General (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)

Abstract

SE PRESENTA UN PROCEDIMIENTO DE PREPARACION DE UN COPOLIMERO DE ETILENO, QUE CONSISTE EN PONER EN CONTACTO DICHO ETILENO, Y AL MENOS UN COMONOMERO DE ALFA-OLEFINA, QUE TIENE DE 3 A 8 ATOMOS DE CARBONO, CON UN SISTEMA CATALIZADOR BASADO EN UN METAL DE TRANSICION, EN DOS REACTORES DE LECHO FLUIDIFICADO, CONECTADOS EN SERIE, EN FASE GASEOSA, BAJO CONDICIONES DE POLIMERIZACION, CON LAS SIGUIENTES CONDICIONES: (A) EL PRIMER REACTOR SE HACE FUNCIONAR A UNA TEMPERATURA IGUAL O SUPERIOR A LA TEMPERATURA DE SATURACION DE LA MEZCLA DE MONOMEROS, PERO NO SUPERIOR A APROX. 5 C POR ENCIMA DE DICHA TEMPERATURA; (B) LA MEZCLA DE MATRIZ DE COPOLIMERO DE ETILENO Y CATALIZADOR ACTIVO, FORMADA EN EL PRIMER REACTOR DE LA SERIE, SE TRANSFIERE AL SEGUNDO REACTOR DE LA SERIE; (C) NO SE INTRODUCE NINGUN CATALIZADOR ADICIONAL AL REFERIDO EN LA CONDICION (B), EN EL SEGUNDO REACTOR; (D) EN EL REACTOR EN EL QUE SE OBTIENE UN COPOLIMERO DE BAJO INDICE DE FUSION, (1) LA ALFA-OLEFINA, ESTA PRESENTE EN UNA RELACION DE 0''01 A 0''4 MOLES DE ALFA-OLEFINA POR MOL DE ETILENO; Y (2) OPCIONALMENTE, EL HIDROGENO ESTA PRESENTE EN UNA RELACION DE 0''001 A 0''3 MOLES DE HIDROGENO POR MOL DE ETILENO; Y (E) EN EL REACTOR EN EL QUE SE OBTIENE UN POLIMERO DE ELEVADO INDICE DE FUSION: (1) OPCIONALMENTE, LA ALFA-OLEFINA ESTA PRESENTE EN UNA RELACION DE 0''005 A 0''6 MOLES DE ALFA-OLEFINA POR MOL DE ETILENO; Y (2) OPCIONALMENTE, EL HIDROGENO ESTA PRESENTE EN UNA RELACION DE 0''001 A 3 MOLES DE HIDROGENO POR MOL DE ETILENO.
ES97301421T 1996-03-05 1997-03-04 Procedimiento de polimerizacion en una secuencia de reactores. Expired - Lifetime ES2150737T3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/609,595 US5665818A (en) 1996-03-05 1996-03-05 High activity staged reactor process

Publications (1)

Publication Number Publication Date
ES2150737T3 true ES2150737T3 (es) 2000-12-01

Family

ID=24441468

Family Applications (1)

Application Number Title Priority Date Filing Date
ES97301421T Expired - Lifetime ES2150737T3 (es) 1996-03-05 1997-03-04 Procedimiento de polimerizacion en una secuencia de reactores.

Country Status (9)

Country Link
US (1) US5665818A (es)
EP (1) EP0794200B1 (es)
JP (1) JPH1030009A (es)
AT (1) ATE194994T1 (es)
AU (1) AU705436B2 (es)
BR (1) BR9701165A (es)
CA (1) CA2199078C (es)
DE (1) DE69702627T2 (es)
ES (1) ES2150737T3 (es)

Families Citing this family (260)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001526725A (ja) * 1997-05-20 2001-12-18 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 現場ポリエチレンブレンドの製造方法
ATE225810T1 (de) * 1997-09-27 2002-10-15 Atofina Res Herstellung von polyäthylen mit einer verbesserten widerstandsfähigkeit gegen risse und/oder schlagzähigkeit
US6319998B1 (en) * 1998-03-04 2001-11-20 Exxon Mobil Chemical Patents Inc. Method for making polymer blends by using series reactors
US6207606B1 (en) 1998-05-15 2001-03-27 Univation Technologies, Llc Mixed catalysts and their use in a polymerization process
US6245868B1 (en) 1998-05-29 2001-06-12 Univation Technologies Catalyst delivery method, a catalyst feeder and their use in a polymerization process
SE513632C2 (sv) * 1998-07-06 2000-10-09 Borealis Polymers Oy Multimodal polyetenkomposition för rör
DE19912011A1 (de) * 1999-03-17 2000-09-21 Targor Gmbh Verfahren zur Gasphasenpolymerisation von C2-C8-Alk-1-enen
US6184299B1 (en) 1999-03-31 2001-02-06 Union Carbide Chemicals & Plastics Technology Corporation Staged reactor process
US6187866B1 (en) 1999-06-04 2001-02-13 Union Carbide Chemicals & Plastics Technology Corporation Staged reactor process
US6617405B1 (en) * 1999-07-14 2003-09-09 Union Carbide Chemicals & Plastics Technology Corporation Process for the preparation of polyethylene
US6281306B1 (en) 1999-12-16 2001-08-28 Univation Technologies, Llc Method of polymerization
WO2001074920A1 (en) * 2000-03-31 2001-10-11 Mitsui Chemicals, Inc. Processes for producing polyolefin composition
EP1927617A1 (en) 2001-07-19 2008-06-04 Univation Technologies, LLC Polyethylene films with improved physical properties.
CN100362049C (zh) 2001-08-31 2008-01-16 陶氏环球技术公司 多峰聚乙烯材料
US6703338B2 (en) 2002-06-28 2004-03-09 Univation Technologies, Llc Polymerization catalyst activators, method of preparing, and their use in polymerization processes
ES2236371T5 (es) * 2002-02-04 2011-08-01 Borealis Technology Oy Material laminar con elevada resistencia al impacto.
EP1348719B2 (en) † 2002-03-25 2010-11-17 Mitsui Chemicals, Inc. Process for producing polyolefin
EP1348720B1 (en) * 2002-03-29 2004-12-29 Mitsui Chemicals, Inc. Process for producing olefinic polymer
WO2005049672A1 (en) 2003-11-14 2005-06-02 Exxonmobil Chemical Patents Inc. Transparent and translucent crosslinked propylenebased elastomers, and their production and use
US6870010B1 (en) 2003-12-01 2005-03-22 Univation Technologies, Llc Low haze high strength polyethylene compositions
US7244795B2 (en) * 2003-12-08 2007-07-17 Univation Technologies, Llc Polymerization process using metallocene catalyst systems
US20050182210A1 (en) 2004-02-17 2005-08-18 Natarajan Muruganandam De-foaming spray dried catalyst slurries
US7754830B2 (en) 2004-05-20 2010-07-13 Univation Technologies, Llc Polymerization reaction monitoring with determination of induced condensing agent concentration for preventing discontinuity events
US7683140B2 (en) 2004-05-20 2010-03-23 Univation Technologies, Llc Method for determining temperature value indicative of resin stickiness from data generated by polymerization reaction monitoring
JP2007538143A (ja) * 2004-05-20 2007-12-27 ユニベーション・テクノロジーズ・エルエルシー 重合方法
GB0411742D0 (en) 2004-05-26 2004-06-30 Exxonmobil Chem Patents Inc Transition metal compounds for olefin polymerization and oligomerization
US7193017B2 (en) * 2004-08-13 2007-03-20 Univation Technologies, Llc High strength biomodal polyethylene compositions
US7399874B2 (en) 2004-10-29 2008-07-15 Exxonmobil Chemical Patents Inc. Catalyst compound containing divalent tridentate ligand
US7829623B2 (en) * 2004-11-05 2010-11-09 Exxonmobil Chemical Patents Inc. Thermoplastic vulcanizates having improved fabricability
US7745526B2 (en) 2004-11-05 2010-06-29 Exxonmobil Chemical Patents Inc. Transparent polyolefin compositions
US7473750B2 (en) * 2004-12-07 2009-01-06 Fina Technology, Inc. Random copolymers and formulations useful for thermoforming and blow molding applications
EP1844098B1 (en) * 2004-12-16 2008-08-13 ExxonMobil Chemical Patents Inc. Polymeric compositions including their uses and methods of production
US7803876B2 (en) * 2005-01-31 2010-09-28 Exxonmobil Chemical Patent Inc. Processes for producing polymer blends and polymer blend pellets
US7312279B2 (en) * 2005-02-07 2007-12-25 Univation Technologies, Llc Polyethylene blend compositions
US7645834B2 (en) * 2005-04-29 2010-01-12 Fina Technologies, Inc. Catalyst system for production of polyolefins
US7081285B1 (en) 2005-04-29 2006-07-25 Fina Technology, Inc. Polyethylene useful for blown films and blow molding
US7220806B2 (en) * 2005-04-29 2007-05-22 Fina Technology, Inc. Process for increasing ethylene incorporation into random copolymers
US20060247394A1 (en) * 2005-04-29 2006-11-02 Fina Technology, Inc. Process for increasing ethylene incorporation into random copolymers
US20070003720A1 (en) * 2005-06-22 2007-01-04 Fina Technology, Inc. Cocatalysts useful for preparing polyethylene pipe
US7282546B2 (en) * 2005-06-22 2007-10-16 Fina Technology, Inc. Cocatalysts for reduction of production problems in metallocene-catalyzed polymerizations
US20070004875A1 (en) * 2005-06-22 2007-01-04 Fina Technology, Inc. Cocatalysts useful for improving polyethylene film properties
US20070004876A1 (en) * 2005-06-22 2007-01-04 Fina Technology, Inc. Cocatalysts for olefin polymerizations
US7634937B2 (en) * 2005-07-01 2009-12-22 Symyx Solutions, Inc. Systems and methods for monitoring solids using mechanical resonator
US7737206B2 (en) 2005-11-18 2010-06-15 Exxonmobil Chemical Patents Inc. Polyolefin composition with high filler loading capacity
WO2007070041A1 (en) 2005-12-14 2007-06-21 Exxonmobil Chemical Patents Inc. Halogen substituted metallocene compounds for olefin polymerization
DE102006004429A1 (de) * 2006-01-31 2007-08-02 Advanced Micro Devices, Inc., Sunnyvale Halbleiterbauelement mit einem Metallisierungsschichtstapel mit einem porösen Material mit kleinem ε mit einer erhöhten Integrität
US7683002B2 (en) 2006-04-04 2010-03-23 Fina Technology, Inc. Transition metal catalyst and formation thereof
US20070299222A1 (en) 2006-04-04 2007-12-27 Fina Technology, Inc. Transition metal catalysts and formation thereof
EP2029790A1 (en) 2006-06-02 2009-03-04 L'AIR LIQUIDE, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude Method of forming high-k dielectric films based on novel titanium, zirconium, and hafnium precursors and their use for semiconductor manufacturing
US20080051538A1 (en) * 2006-07-11 2008-02-28 Fina Technology, Inc. Bimodal pipe resin and products made therefrom
US7893181B2 (en) * 2006-07-11 2011-02-22 Fina Technology, Inc. Bimodal film resin and products made therefrom
US7449529B2 (en) * 2006-07-11 2008-11-11 Fina Technology, Inc. Bimodal blow molding resin and products made therefrom
US7514510B2 (en) 2006-07-25 2009-04-07 Fina Technology, Inc. Fluorenyl catalyst compositions and olefin polymerization process
US7470759B2 (en) * 2006-07-31 2008-12-30 Fina Technology, Inc. Isotactic-atactic polypropylene and methods of making same
US7774178B2 (en) 2006-09-07 2010-08-10 Univation Technologies, Llc Methods for on-line determination of degree of resin stickiness using a model for depression of melt initiation temperature
CA2662796A1 (en) 2006-09-07 2008-03-13 Univation Technologies, Llc Methods for determining temperature value indicative of resin stickiness from data generated by polymerization reaction monitoring
US7538167B2 (en) * 2006-10-23 2009-05-26 Fina Technology, Inc. Syndiotactic polypropylene and methods of preparing same
US20080114130A1 (en) * 2006-11-10 2008-05-15 John Ashbaugh Resin composition for production of high tenacity slit film, monofilaments and fibers
KR101099205B1 (ko) 2006-11-27 2011-12-27 주식회사 엘지화학 폴리에틸렌 수지의 제조방법
WO2008079733A1 (en) 2006-12-15 2008-07-03 Fina Technology, Inc. Polypropylene blown film
US7851578B2 (en) * 2006-12-29 2010-12-14 Fina Technology, Inc. Succinate-containing polymerization catalyst system using n-butylmethyldimethoxysilane for preparation of polypropylene film grade resins
JP2010520358A (ja) 2007-03-06 2010-06-10 ユニベーション・テクノロジーズ・エルエルシー 溶液触媒を反応器表面に塗布するための方法
US8962510B2 (en) 2007-10-11 2015-02-24 Univation Technologies, Llc Continuity additives and their use in polymerization processes
TW200932762A (en) 2007-10-22 2009-08-01 Univation Tech Llc Polyethylene compositions having improved properties
EP2112175A1 (en) 2008-04-16 2009-10-28 ExxonMobil Chemical Patents Inc. Activator for metallocenes comprising one or more halogen substituted heterocyclic heteroatom containing ligand coordinated to an alumoxane
TW200936619A (en) 2007-11-15 2009-09-01 Univation Tech Llc Polymerization catalysts, methods of making, methods of using, and polyolefin products made therefrom
US8835577B2 (en) 2007-11-15 2014-09-16 Univation Technologies, Llc Catalyst systems having a tailored hydrogen response
CN101873883B (zh) 2007-11-27 2013-07-03 尤尼威蒂恩技术有限责任公司 整合的烃进料汽提器及其应用方法
EP2112173A1 (en) 2008-04-16 2009-10-28 ExxonMobil Chemical Patents Inc. Catalyst compounds and use thereof
US8859084B2 (en) * 2008-01-29 2014-10-14 Fina Technology, Inc. Modifiers for oriented polypropylene
US8003741B2 (en) 2008-02-07 2011-08-23 Fina Technology, Inc. Ziegler-Natta catalyst
US20090202770A1 (en) * 2008-02-08 2009-08-13 Fengkui Li Polypropylene/polyisobutylene blends and films prepared from same
WO2010074994A1 (en) 2008-12-22 2010-07-01 Univation Technologies, Llc Systems and methods for fabricating polymers
US8759446B2 (en) 2008-06-30 2014-06-24 Fina Technology, Inc. Compatibilized polypropylene and polylactic acid blends and methods of making and using same
US8545971B2 (en) * 2008-06-30 2013-10-01 Fina Technology, Inc. Polymeric compositions comprising polylactic acid and methods of making and using same
US8268913B2 (en) * 2008-06-30 2012-09-18 Fina Technology, Inc. Polymeric blends and methods of using same
CN102099102A (zh) 2008-09-24 2011-06-15 尤尼威蒂恩技术有限责任公司 清洁流化床反应器系统中的分配板的方法
US9334342B2 (en) 2008-10-01 2016-05-10 Fina Technology, Inc. Polypropylene for reduced plate out in polymer article production processes
US20100087602A1 (en) * 2008-10-08 2010-04-08 Fina Technology, Inc. Long chain branched polypropylene for cast film applications
US20100119855A1 (en) * 2008-11-10 2010-05-13 Trazollah Ouhadi Thermoplastic Elastomer with Excellent Adhesion to EPDM Thermoset Rubber and Low Coefficient of Friction
ES2399062T3 (es) 2008-12-22 2013-03-25 Univation Technologies, Llc Sistemas y métodos para fabricar polímeros
RU2527945C2 (ru) 2009-01-08 2014-09-10 Юнивейшн Текнолоджиз, Ллк Добавка для процессов полимеризации полиолефинов
WO2010080871A1 (en) 2009-01-08 2010-07-15 Univation Technologies, Llc Additive for gas phase polymerization processes
US8653198B2 (en) 2009-03-26 2014-02-18 Fina Technology, Inc. Method for the preparation of a heterophasic copolymer and uses thereof
US9090000B2 (en) 2009-03-26 2015-07-28 Fina Technology, Inc. Injection stretch blow molded articles and random copolymers for use therein
US20100247887A1 (en) 2009-03-26 2010-09-30 Fina Technology, Inc. Polyolefin films for in-mold labels
BRPI1010927A2 (pt) 2009-05-14 2016-04-05 Univation Tech Llc sistemas catalisadores de metal misturados que têm uma resposta de hidrogênio sob medida.
WO2011017092A1 (en) 2009-07-28 2011-02-10 Univation Technologies, Llc Polymerization process using a supported constrained geometry catalyst
US9174384B2 (en) 2009-09-01 2015-11-03 Fina Technology, Inc. Multilayer polypropylene films and methods of making and using same
US8425924B2 (en) * 2009-11-24 2013-04-23 Exxonmobil Chemical Patents Inc. Propylene compositions containing a pyrethroid and products made therefrom
WO2011071900A2 (en) 2009-12-07 2011-06-16 Univation Technologies, Llc Methods for reducing static charge of a catalyst and methods for using the catalyst to produce polyolefins
IN2012DN02132A (es) 2009-12-18 2015-08-21 Univation Tech Llc
WO2011078923A1 (en) 2009-12-23 2011-06-30 Univation Technologies, Llc Methods for producing catalyst systems
US8592535B2 (en) 2010-01-11 2013-11-26 Fina Technology, Inc. Ziegler-natta catalyst systems and polymers formed therefrom
WO2011101438A1 (en) 2010-02-22 2011-08-25 Ineos Europe Limited Improved polyolefin manufacturing process
US8058461B2 (en) 2010-03-01 2011-11-15 Exxonmobil Chemical Patents Inc. Mono-indenyl transition metal compounds and polymerization therewith
MY157091A (en) 2010-04-13 2016-04-29 Univation Tech Llc Polymer blends and films made therefrom
US10351640B2 (en) 2010-04-22 2019-07-16 Fina Technology, Inc. Formation of Ziegler-Natta catalyst using non-blended components
US8278403B2 (en) 2010-07-08 2012-10-02 Fina Technology, Inc. Multi-component catalyst systems and polymerization processes for forming broad composition distribution polymers
WO2012009215A1 (en) 2010-07-16 2012-01-19 Univation Technologies, Llc Systems and methods for measuring static charge on particulates
WO2012009216A1 (en) 2010-07-16 2012-01-19 Univation Technologies, Llc Systems and methods for measuring particle accumulation on reactor surfaces
WO2012015898A1 (en) 2010-07-28 2012-02-02 Univation Technologies, Llc Systems and methods for measuring velocity of a particle/fluid mixture
US20120046429A1 (en) 2010-08-23 2012-02-23 Fina Technology, Inc. Sequential Formation of Ziegler-Natta Catalyst Using Non-blended Components
US8557906B2 (en) 2010-09-03 2013-10-15 Exxonmobil Chemical Patents Inc. Flame resistant polyolefin compositions and methods for making the same
JP5667701B2 (ja) 2010-11-24 2015-02-12 エクソンモービル アジア パシフィック リサーチ アンド デベロップメント カンパニー リミテッド フィラー高充填ポリマー組成物
WO2012074709A1 (en) 2010-11-30 2012-06-07 Univation Technologies, Llc Processes for the polymerization of olefins with extracted metal carboxylate salts
WO2012074710A1 (en) 2010-11-30 2012-06-07 Univation Technologies, Llc. Catalyst composition having improved flow characteristics and methods of making and using the same
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
US10711077B2 (en) 2011-02-07 2020-07-14 Fina Technology, Inc. Ziegler-natta catalyst composition with controlled morphology
US8586192B2 (en) 2011-02-15 2013-11-19 Fina Technology, Inc. Compatibilized polymeric compositions comprising polyolefin-polylactic acid copolymers and methods of making the same
US9382347B2 (en) 2011-02-16 2016-07-05 Fina Technology Inc Ziegler-Natta catalysts doped with non-group IV metal chlorides
RU2598023C2 (ru) 2011-05-13 2016-09-20 Юнивейшн Текнолоджиз, Ллк Полученные распылительной сушкой каталитические композиции и способы полимеризации, в которых они применяются
CA2856988C (en) 2011-11-30 2019-05-07 Univation Technologies, Llc Methods and systems for catalyst delivery
US8580893B2 (en) 2011-12-22 2013-11-12 Fina Technology, Inc. Methods for improving multimodal polyethylene and films produced therefrom
KR102053117B1 (ko) 2012-03-05 2019-12-06 유니베이션 테크놀로지즈, 엘엘씨 촉매 조성물의 제조 방법 및 그로부터 생산된 중합체 생성물
IN2015DN01430A (es) 2012-10-26 2015-07-03 Exxonmobil Chem Patents Inc
CN104755515B (zh) 2012-11-01 2017-08-25 尤尼威蒂恩技术有限责任公司 用于改进的聚合物产品的混合相容齐格勒‑纳塔/铬催化剂
EP2917677A1 (en) 2012-11-12 2015-09-16 Univation Technologies, LLC Recycle gas cooler systems for gas-phase polymerization processes
US9695290B2 (en) 2012-11-21 2017-07-04 Exxonmobil Chemical Patents Inc. Films comprising ethylene-based polymers and methods of making same
WO2014088791A1 (en) 2012-12-05 2014-06-12 Exxonmobile Chemical Patents Inc. Ethylene-based polymers and articles made therefrom
CN106113851A (zh) 2012-12-18 2016-11-16 埃克森美孚化学专利公司 聚乙烯膜及其制造方法
BR112015015373B1 (pt) 2012-12-28 2020-12-15 Univation Technologies, Llc Método para integração da produção de aluminoxano na produçâo de um catalisador
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
EP2951211B1 (en) 2013-01-30 2019-11-13 Univation Technologies, LLC Processes for making catalyst compositions having improved flow
EP2997053B1 (en) 2013-05-14 2016-11-16 ExxonMobil Chemical Patents Inc. Ethylene-based polymers and articles made therefrom
WO2015002747A1 (en) 2013-07-02 2015-01-08 Exxonmobile Chemical Patents Inc. Carpet backing compositions and carpet backing comprising the same
JP2016539234A (ja) 2013-12-09 2016-12-15 ユニベーション・テクノロジーズ・エルエルシー 重合プロセスへの重合添加剤の供給
US9206293B2 (en) 2014-01-31 2015-12-08 Fina Technology, Inc. Polyethyene and articles produced therefrom
RU2677897C2 (ru) 2014-04-02 2019-01-22 ЮНИВЕЙШН ТЕКНОЛОДЖИЗ, ЭлЭлСи Композиции обеспечения непрерывности и способы изготовления и использования таковых
US10584823B2 (en) 2014-06-11 2020-03-10 Fina Technology, Inc. Chlorine-resistant polyethylene compound and articles made therefrom
US9624321B2 (en) 2014-06-13 2017-04-18 Fina Technology, Inc. Formation of a Ziegler-Natta catalyst
US9650448B2 (en) 2014-06-13 2017-05-16 Fina Technology, Inc. Formation of a Ziegler-Natta catalyst
RU2685268C2 (ru) 2014-06-16 2019-04-17 ЮНИВЕЙШН ТЕКНОЛОДЖИЗ, ЭлЭлСи Способы модификации отношения текучестей расплава и/или набухания полиэтиленовых смол
WO2015195189A1 (en) 2014-06-16 2015-12-23 Univation Technologies, Llc Polyethylene resins
JP6498760B2 (ja) 2014-10-24 2019-04-10 エクソンモービル・ケミカル・パテンツ・インク 熱可塑性加硫物組成物
EP3247547B1 (en) 2015-01-21 2023-03-22 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
US10414843B2 (en) 2015-03-10 2019-09-17 Univation Technologies, Llc Spray dried catalyst compositions, methods for preparation and use in olefin polymerization processes
SG11201708414WA (en) 2015-04-20 2017-11-29 Univation Tech Llc Bridged bi-aromatic ligands and transition metal compounds prepared therefrom
CN107567433B (zh) 2015-04-20 2022-01-18 尤尼威蒂恩技术有限责任公司 桥连联芳香基配位体及由其制备的烯烃聚合催化剂
BR112017023052B1 (pt) 2015-04-27 2022-05-10 Univation Technologies, Llc Composição de catalisador de polimerização de poliolefina suportada e método para a produção de composição de catalisador de polimerização de olefina suportada
WO2016192097A1 (en) 2015-06-05 2016-12-08 Exxonmobil Chemical Patents Inc. Spunbond fabrics comprising propylene-based elastomer compositions and methods thereof
EP4257639B1 (en) 2015-09-17 2025-03-12 ExxonMobil Chemical Patents Inc. Polyethylene polymers and articles made therefrom
JP6414032B2 (ja) * 2015-11-25 2018-10-31 日本ポリプロ株式会社 プロピレン系重合体の製造方法
WO2017139031A1 (en) 2016-02-10 2017-08-17 Exxonmobil Chemical Patents Inc. Polyethylene shrink films and processes for making the same
JP7125896B2 (ja) 2016-03-29 2022-08-25 ユニベーション・テクノロジーズ・エルエルシー 金属錯体
JP2019513307A (ja) 2016-03-30 2019-05-23 エクソンモービル・ケミカル・パテンツ・インク 太陽電池用途向けの熱可塑性加硫物組成物
US10844529B2 (en) 2016-05-02 2020-11-24 Exxonmobil Chemicals Patents Inc. Spunbond fabrics comprising propylene-based elastomer compositions and methods for making the same
CN109312013A (zh) 2016-05-27 2019-02-05 埃克森美孚化学专利公司 茂金属催化剂组合物和使用其的聚合方法
WO2018064048A1 (en) 2016-09-27 2018-04-05 Univation Technologies, Llc Method for long chain branching control in polyethylene production
WO2018071250A1 (en) 2016-10-14 2018-04-19 Exxonmobil Chemical Patents Inc. Oriented films comprising ethylene-based and methods of making same
BR112019006896B1 (pt) 2016-10-28 2022-12-06 Fina Technology, Inc Processo para fabricação de uma película de bopp
EP3318544B1 (en) * 2016-11-07 2020-03-18 Scg Chemicals Co. Ltd. Process for the preparation of polymerized polyethylene wax
BR112019008131B1 (pt) 2016-11-08 2022-12-20 Univation Technologies, Llc Polietileno bimodal
EP3538569B1 (en) 2016-11-08 2021-12-01 Univation Technologies, LLC Polyethylene composition
EP3778666B1 (en) 2016-11-08 2023-12-13 Univation Technologies, LLC Polyethylene composition
US10859521B2 (en) 2016-11-17 2020-12-08 Univation Technologies, Llc Methods of measuring solids content in a slurry catalyst composition
US11014998B2 (en) 2016-11-28 2021-05-25 Univation Technologies, Llc Producing a polyethylene polymer
WO2018102091A1 (en) 2016-12-02 2018-06-07 Exxonmobil Chemical Patents Inc. Polyethylene films
US10662262B2 (en) 2016-12-02 2020-05-26 Exxonmobil Chemical Patents, Inc. Olefin polymerization catalyst systems and methods for making the same
US10563055B2 (en) 2016-12-20 2020-02-18 Exxonmobil Chemical Patents Inc. Carpet compositions and methods of making the same
US10465289B2 (en) 2016-12-30 2019-11-05 L'Air Liquide, Société Anonyme pour l'Etude at l'Exploitation des Procédés Georges Claude Zirconium, hafnium, titanium precursors and deposition of group 4 containing films using the same
US10337104B2 (en) 2016-12-30 2019-07-02 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Zirconium, hafnium, titanium precursors and deposition of group 4 containing films using the same
US10364259B2 (en) 2016-12-30 2019-07-30 L'Air Liquide, Société Anonyme pour l'Etude et l'Exploitation des Procédés Georges Claude Zirconium, hafnium, titanium precursors and deposition of group 4 containing films using the same
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
SG11201906680WA (en) 2017-02-13 2019-08-27 Univation Tech Llc Bimodal polyethylene resins
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
CN111051353B (zh) 2017-08-28 2022-09-09 尤尼威蒂恩技术有限责任公司 双峰聚乙烯
US20210147658A1 (en) 2017-09-11 2021-05-20 Dow Global Technologies Llc Polyethylene composition
US11161923B2 (en) 2017-10-27 2021-11-02 Univation Technologies, Llc Selectively transitioning polymerization processes
EP3700948B1 (en) 2017-10-27 2023-09-20 Univation Technologies, LLC Polyethylene copolymer resins and films
CA3084597A1 (en) 2017-12-05 2019-06-13 Univation Technologies, Llc Activated spray-dried ziegler-natta catalyst system
CA3084598A1 (en) 2017-12-05 2019-06-13 Univation Technologies, Llc Modified spray-dried ziegler-natta (pro)catalyst systems
SG11202005277RA (en) 2017-12-18 2020-07-29 Dow Global Technologies Llc Hafnocene-titanocene catalyst system
BR112020010518B1 (pt) 2017-12-18 2023-11-28 Dow Global Technologies Llc Método para fazer uma composição de polietileno
CA3093475A1 (en) 2018-03-19 2019-09-26 Univation Technologies, Llc Ethylene/1-hexene copolymer
CA3094070A1 (en) 2018-03-23 2019-09-26 Univation Technologies, Llc Catalyst formulations
CA3094182A1 (en) 2018-03-26 2019-10-03 Dow Global Technologies Llc Spray-dried zirconocene catalyst system
BR112020018814B1 (pt) 2018-03-28 2023-12-12 Univation Technologies, Llc Composição de polietileno bimodal, método para produzir uma composição de polietileno bimodal, artigo fabricado e tampa ou fecho de garrafa
EP3802640B1 (en) 2018-05-24 2025-10-22 Univation Technologies, LLC Unimodal polyethylene copolymer and film thereof
US11649301B2 (en) 2018-06-12 2023-05-16 Dow Global Technologies Llc Activator-nucleator formulations
CA3102431A1 (en) 2018-06-13 2019-12-19 Univation Technologies, Llc Spray-dried ziegler-natta (pro)catalyst systems
KR102806598B1 (ko) 2018-06-13 2025-05-19 유니베이션 테크놀로지즈, 엘엘씨 이중 모드 폴리에틸렌 공중합체 및 그의 필름
US11649305B2 (en) 2018-07-31 2023-05-16 Univation Technologies, Llc Unimodal polyethylene copolymer and film thereof
SG11202100286QA (en) 2018-07-31 2021-03-30 Univation Tech Llc Unimodal polyethylene copolymer and film thereof
WO2020028059A1 (en) 2018-07-31 2020-02-06 Dow Global Technologies Llc Polyethylene formulations for large part blow molding applications
US12173108B2 (en) 2018-08-29 2024-12-24 Univation Technologies, Llc Method of changing melt rheology property of bimodal polyethylene polymer
CN112752771B (zh) 2018-08-29 2023-05-23 尤尼威蒂恩技术有限责任公司 双峰聚乙烯共聚物和其薄膜
WO2020056119A1 (en) 2018-09-14 2020-03-19 Fina Technology, Inc. Polyethylene and controlled rheology polypropylene polymer blends and methods of use
KR102785417B1 (ko) 2018-09-28 2025-03-27 유니베이션 테크놀로지즈, 엘엘씨 이중 모드 폴리에틸렌 공중합체 조성물 및 이로 제조된 파이프
KR102851089B1 (ko) 2018-11-06 2025-08-28 다우 글로벌 테크놀로지스 엘엘씨 알칸-용해성 비-메탈로센 전촉매
CN112805289B (zh) 2018-11-06 2024-09-06 陶氏环球技术有限责任公司 烷烃可溶的非茂金属预催化剂
EP3877429A1 (en) 2018-11-06 2021-09-15 Dow Global Technologies LLC Method of olefin polymerization using alkane-soluble non-metallocene precatalyst
US20200208315A1 (en) 2018-12-27 2020-07-02 Exxonmobil Chemical Patents Inc. Propylene-Based Spunbond Fabrics With Faster Crystallization Time
MX2021006769A (es) 2019-02-20 2021-07-15 Fina Technology Composiciones de polimero con baja distorsion.
US20220169834A1 (en) 2019-04-17 2022-06-02 Celanese International Corporation Method for Improving UV Weatherability of Thermoplastic Vulcanizates
EP3962972A1 (en) 2019-04-30 2022-03-09 Dow Global Technologies LLC Bimodal poly(ethylene-co-1-alkene) copolymer
CN117050220A (zh) 2019-04-30 2023-11-14 陶氏环球技术有限责任公司 双峰聚(乙烯-共-1-烯烃)共聚物
EP3962970A1 (en) 2019-04-30 2022-03-09 Dow Global Technologies LLC Metal-ligand complexes
CN113924338B (zh) 2019-06-10 2024-03-29 尤尼威蒂恩技术有限责任公司 聚乙烯共混物
AR119631A1 (es) 2019-08-26 2021-12-29 Dow Global Technologies Llc Composición a base de polietileno bimodal
EP4034577B1 (en) 2019-09-26 2024-07-17 Univation Technologies, LLC Bimodal polyethylene homopolymer composition
CN115023446B (zh) 2020-01-27 2024-08-30 台塑工业美国公司 制备催化剂的工艺和催化剂组合物
WO2021154442A1 (en) 2020-01-31 2021-08-05 Exxonmobil Research And Engineering Company Polyethylene films having high tear strength
WO2021188256A1 (en) 2020-03-18 2021-09-23 Exxonmobil Chemical Patents Inc. Extrusion blow molded articles and processes for making same
KR20220158826A (ko) 2020-04-01 2022-12-01 다우 글로벌 테크놀로지스 엘엘씨 이중 모드 선형 저밀도 폴리에틸렌 공중합체
US20230182366A1 (en) 2020-05-19 2023-06-15 Exxonmobil Chemical Patents Inc. Extrusion Blow Molded Containers And Processes For Making Same
BR112022023845A2 (pt) 2020-05-29 2022-12-20 Dow Global Technologies Llc Métodos para produzir um catalisador pós-metalocênico atenuado, de alimentar um catalisador pós-metalocênico a um reator de polimerização em fase de lama ou em fase gasosa e para produzir um polímero poliolefínico, catalisador pós-metalocênico atenuado, e, sistema de catalisador multimodal
EP4157895A1 (en) 2020-05-29 2023-04-05 Dow Global Technologies LLC Spray-dried catalysts containing a germanium-bridged bis-biphenyl-phenoxy organometallic compound for making ethylene-based copolymers
EP4461752A3 (en) 2020-05-29 2025-01-22 Dow Global Technologies LLC Catalyst systems and processes for producing polyethylene using the same
US20230192920A1 (en) 2020-05-29 2023-06-22 Univation Technologies, Llc Single reactor bimodal polyethylene with improved modulus for extrusion blow molding drum applications
CN115515991B (zh) 2020-05-29 2024-12-13 陶氏环球技术有限责任公司 减弱的后茂金属催化剂
CN115667330A (zh) 2020-05-29 2023-01-31 陶氏环球技术有限责任公司 催化剂体系和使用其生产聚乙烯的方法
WO2021242801A1 (en) 2020-05-29 2021-12-02 Dow Global Technologies Llc Attenuated hybrid catalysts
EP4157897A1 (en) 2020-05-29 2023-04-05 Dow Global Technologies LLC Chemically converted catalysts
WO2021243158A1 (en) 2020-05-29 2021-12-02 Dow Global Technologies Llc Chemically converted catalysts
KR20230017245A (ko) 2020-05-29 2023-02-03 다우 글로벌 테크놀로지스 엘엘씨 감쇠된 포스트-메탈로센 촉매
MX2023001205A (es) 2020-08-05 2023-04-14 Dow Global Technologies Llc Composiciones termoplásticas que comprenden polietileno bimodal y artículos fabricados a partir de estas.
KR20230048349A (ko) 2020-08-05 2023-04-11 다우 글로벌 테크놀로지스 엘엘씨 재생 중합체를 포함하는 열가소성 조성물 및 그로부터 제조된 물품
CA3193394A1 (en) 2020-09-22 2022-03-31 Bo Liu Bimodal polyethylene copolymer and film thereof
BR112023005552A2 (pt) 2020-09-30 2023-04-25 Univation Tech Llc Composição de copolímero bimodal de poli(etileno-co-1-hexeno), método para produzir a composição de copolímero bimodal de poli(etileno-co-1-hexeno), formulação de polietileno, artigo fabricado, tubulação, e, método para transportar uma substância
US20240002562A1 (en) 2021-02-15 2024-01-04 Dow Global Technologies Llc Method for making a poly(ethylene-co-1 -alkene) copolymer with reverse comonomer distribution
JP2024518327A (ja) 2021-04-26 2024-05-01 フイナ・テクノロジー・インコーポレーテツド 薄シングルサイト触媒ポリマーシート
WO2022260896A1 (en) 2021-06-10 2022-12-15 Dow Global Technologies Llc Catalyst compositions that have modified activity and processes to make them
US20240309132A1 (en) 2021-09-20 2024-09-19 Dow Global Technologies Llc Process of making catalytically-active prepolymer composition and compositions made thereby
MX2024004442A (es) 2021-10-15 2024-05-08 Univation Tech Llc Resina para contenedor intermedio a granel de polietileno de alta densidad (hdpe) que usa catalizador de cromo avanzado mediante tecnologia de polietileno en fase gaseosa.
CA3234539A1 (en) 2021-10-15 2023-04-20 Elva L. LUGO Hdpe lpbm resin using advanced chrome catalyst by polyethylene gas phase technology
CA3235407A1 (en) 2021-10-21 2023-04-27 Univation Technologies, Llc Bimodal poly(ethylene-co-1-alkene) copolymer and blow-molded intermediate bulk containers made therefrom
KR20240101862A (ko) 2021-11-23 2024-07-02 다우 글로벌 테크놀로지스 엘엘씨 기상 중합 반응기에서 폴리에틸렌 및 폴리에틸렌 공중합체 수지를 제조하기 위한 게르마늄-가교된, 안트라세닐 치환 비스-바이페닐-페녹시 유기금속성 화합물을 함유하는 지지 촉매 시스템
US20250051495A1 (en) 2021-11-23 2025-02-13 Dow Global Technologies Llc Supported catalyst systems containing a silocon bridged, anthracenyl substituted bis-biphenyl-phenoxy organometallic compound for making polyethylene and polyethylene copolymer resins in a gas phase polymerization reactor
WO2023096864A1 (en) 2021-11-23 2023-06-01 Dow Global Technologies Llc Supported catalyst systems containing a carbon bridged, anthracenyl substituted bis-biphenyl-phenoxy organometallic compound for making polyethylene and poly ethylene copolymer resins in a gas phase polymerization reactor
AR128453A1 (es) 2022-02-11 2024-05-08 Dow Global Technologies Llc Composiciones de polietileno de densidad media bimodal adecuadas para el uso como cintas de goteo de microirrigación
WO2023239560A1 (en) 2022-06-09 2023-12-14 Formosa Plastics Corporaton, U.S.A. Clay composite support-activators and catalyst compositions
WO2023244901A1 (en) 2022-06-15 2023-12-21 Exxonmobil Chemical Patents Inc. Ethylene-based polymers, articles made therefrom, and processes for making same
EP4626939A1 (en) 2022-11-29 2025-10-08 FINA Technology Inc. Polypropylenes for additive manufacturing
CA3276389A1 (en) 2022-12-19 2024-06-27 Dow Global Technologies Llc METHOD FOR MANUFACTURING A POLYETHYLENE POWDER WITH IMPROVED MORPHOLOGY
CN120882764A (zh) 2023-04-19 2025-10-31 陶氏环球技术有限责任公司 包含高密度多峰聚乙烯组合物的管道
CN121263422A (zh) 2023-06-08 2026-01-02 陶氏环球技术有限责任公司 包含取代的2-羟基噻吩化合物的负载型烯烃聚合催化剂
WO2024253861A1 (en) 2023-06-08 2024-12-12 Dow Global Technologies Llc Supported olefin polymerization catalysys comprising substituted 2-hydroxythiophene compounds
WO2024253860A1 (en) 2023-06-08 2024-12-12 Dow Global Technologies Llc Supported olefin polymerization catalysts comprising substituted 2-hydroxythiophene compounds
WO2024253863A1 (en) 2023-06-08 2024-12-12 Dow Global Technologies Llc Supported olefin polymerization catalysts comprising substituted 2-hydroxythiophene compounds
WO2024253864A1 (en) 2023-06-08 2024-12-12 Dow Global Technologies Llc Supported olefin polymerization catalysts comprising substituted 2-hydroxythiophene compounds
WO2024253862A1 (en) 2023-06-08 2024-12-12 Dow Global Technologies Llc Supported olefin polymerization catalysts comprising substituted 2-hydroxythiophene compounds
WO2024263748A1 (en) 2023-06-23 2024-12-26 Univation Technologies, Llc Single reactor-made bimodal high-density polyethylene copolymer and methods and articles
WO2025034361A1 (en) 2023-08-10 2025-02-13 Dow Global Technologies Llc Multimodal polyethylene compositions
WO2025101264A1 (en) 2023-11-09 2025-05-15 Dow Global Technologies Llc Multimodal polyethylene compositions
WO2025128218A1 (en) 2023-12-12 2025-06-19 Dow Global Technologies Llc Additive for a catalyst
WO2025128214A1 (en) 2023-12-12 2025-06-19 Dow Global Technologies Llc Additive for a catalyst
WO2025128216A1 (en) 2023-12-12 2025-06-19 Dow Global Technologies Llc Additive for a catalyst
WO2025128217A1 (en) 2023-12-12 2025-06-19 Dow Global Technologies Llc Additive for a catalyst
WO2025128219A1 (en) 2023-12-12 2025-06-19 Dow Global Technologies Llc Additive for a catalyst
WO2025128220A1 (en) 2023-12-12 2025-06-19 Dow Global Technologies Llc Additive for a catalyst
WO2025171248A1 (en) 2024-02-09 2025-08-14 Dow Global Technologies Llc Polyethylene catalyst system and process
WO2025170769A1 (en) 2024-02-09 2025-08-14 Dow Global Technologies Llc Bimodal catalyst system and polymerization process
WO2025171269A1 (en) 2024-02-09 2025-08-14 Dow Global Technologies Llc Trimodal ethylene-based polymer composition and catalyst system
WO2025171254A1 (en) 2024-02-09 2025-08-14 Dow Global Technologies Llc Catalysts for gas phase polymerization and process
WO2025250497A1 (en) 2024-05-29 2025-12-04 Dow Global Technologies Llc Group iv phosphinimine cyclopentadienyl spray-dried catalyst systems for making poly(ethylene-co-1-alkene) in a gas-phase polymerization reactor
WO2025250496A1 (en) 2024-05-29 2025-12-04 Dow Global Technologies Llc Group iv phosphinimine cyclopentadienyl multi-catalyst systems for making poly(ethylene-co-1-alkene) in a gas-phase polymerization reactor

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1532445A (en) * 1975-04-17 1978-11-15 Ici Ltd Gas phase polymerisation of mono-alpha-olefines
FR2577558B1 (fr) * 1985-02-19 1987-03-06 Bp Chimie Sa Polymerisation en plusieurs etapes d'alpha-olefines en phase gazeuse
US4981929A (en) * 1986-06-23 1991-01-01 Union Carbide Chemicals And Plastics Company, Inc. Catalyst productivity in the polymerization of olefins
US5047468A (en) * 1988-11-16 1991-09-10 Union Carbide Chemicals And Plastics Technology Corporation Process for the in situ blending of polymers
US5149738A (en) * 1988-11-16 1992-09-22 Union Carbide Chemicals & Plastics Technology Corporation Process for the in situ blending of polymers
US5026798A (en) * 1989-09-13 1991-06-25 Exxon Chemical Patents Inc. Process for producing crystalline poly-α-olefins with a monocyclopentadienyl transition metal catalyst system
US5272236A (en) * 1991-10-15 1993-12-21 The Dow Chemical Company Elastic substantially linear olefin polymers
DE69218995T2 (de) * 1991-03-06 1997-10-16 Mobil Oil Corp Verfahren zur Herstellung von bimodale Polyethylen in Serien-Reaktoren
CA2161419C (en) * 1993-04-26 1999-05-04 Marc Louis Dechellis Process for polymerizing monomers in fluidized beds
US5405901A (en) * 1994-07-06 1995-04-11 Union Carbide Chemicals & Plastics Technology Corporation Process of producing ethylene polymer blends in gas phase
US5503914A (en) * 1994-07-08 1996-04-02 Union Carbide Chemicals & Plastics Technology Corporation Film extruded from an in situ blend of ethylene copolymers
US5527752A (en) * 1995-03-29 1996-06-18 Union Carbide Chemicals & Plastics Technology Corporation Catalysts for the production of polyolefins

Also Published As

Publication number Publication date
BR9701165A (pt) 1998-12-15
EP0794200A2 (en) 1997-09-10
CA2199078A1 (en) 1997-09-05
EP0794200A3 (en) 1998-04-15
DE69702627T2 (de) 2001-04-12
ATE194994T1 (de) 2000-08-15
JPH1030009A (ja) 1998-02-03
CA2199078C (en) 2000-11-28
DE69702627D1 (de) 2000-08-31
AU1507397A (en) 1997-09-11
AU705436B2 (en) 1999-05-20
US5665818A (en) 1997-09-09
EP0794200B1 (en) 2000-07-26

Similar Documents

Publication Publication Date Title
ES2150737T3 (es) Procedimiento de polimerizacion en una secuencia de reactores.
HUT75191A (en) Process for gas phase polymerization of olefins
NO982460L (no) H°ytemperatur-oppl°sningspolymerisasjonsprosess
EP0754708A3 (en) Process for producing an in situ polyethylene blend
ATE263196T1 (de) Herstellung von polyäthylen mit einer breiten molekulargewichtsverteilung
CA2144968A1 (en) Process for producing polyethylene having a broad molecular weight distribution
EP1443062A3 (en) Homopolymers and copolymers of ethylene
DE60036695D1 (de) Herstellung von polyethylen mit breiter molekulargewichtsverteilung
MX9605121A (es) Un proceso para preparar la mezcla de polietileno in situ.
ES2128001T3 (es) Procedimiento de preparacion de una mezcla a base de polietileno in situ.
MY108479A (en) Process for the preparation of linear low density polyethylene.
YU47210B (sh) Postupak polimerizacije polietilena velike linearne čvrstoće male gustine i film od polietilena
EP0241560A4 (en) OLEFIN POLYMERIZATION CATALYST AND PROCESS FOR THE PREPARATION OF AN OLEFIN POLYMER USING THE SAME.
TR199700788A2 (xx) Polimerizasyon i�lemi.
AU631234B2 (en) Preparation of carbon monoxide/olefin polymers using two or more reactors in series
AU6659590A (en) Preparation of polymers of carbon monoxide with unsaturated compounds
BR0001524A (pt) Processo de reatores em série
EP0306057A3 (en) Process for incorporating high molecular weight olefin based copolymers into a polymer matrix
AU6698590A (en) Process for the preparation of polymers
EP0745615A4 (en) PROCESS FOR PRODUCING ETHYLENE POLYMER AND ETHYLENE POLYMER OBTAINED
TW353081B (en) Ethylene copolymer, process for the preparation of ethylene-based polymers and catalyst system used therein
BG105084A (en) Method for copolymerization of ethene with carbon monoxide in the presence of binuclear nickelilide complexes
Ohi et al. Process for Producing Polyethylenes
CA2171103A1 (en) Gas phase polymerization of olefins
TH25650A (th) กรรมวิธีสำหรับการเตรียมสารผสมพอลิเอธิลีนณ ที่นั่น

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 794200

Country of ref document: ES