CA2551017A1 - Process and apparatus for the polymerization of ethylene - Google Patents

Process and apparatus for the polymerization of ethylene Download PDF

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Publication number
CA2551017A1
CA2551017A1 CA002551017A CA2551017A CA2551017A1 CA 2551017 A1 CA2551017 A1 CA 2551017A1 CA 002551017 A CA002551017 A CA 002551017A CA 2551017 A CA2551017 A CA 2551017A CA 2551017 A1 CA2551017 A1 CA 2551017A1
Authority
CA
Canada
Prior art keywords
process according
ethylene
gas
riser
downcomer
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.)
Abandoned
Application number
CA002551017A
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English (en)
French (fr)
Inventor
Gerben Meier
Massimo Covezzi
Pietro Baita
Gabriele Mei
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.)
Basell Poliolefine Italia SRL
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Publication of CA2551017A1 publication Critical patent/CA2551017A1/en
Abandoned legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/005—Separating solid material from the gas/liquid stream
    • B01J8/0055—Separating solid material from the gas/liquid stream using cyclones
    • 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
    • C08F10/02—Ethene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/24—Stationary reactors without moving elements inside
    • B01J19/2415—Tubular reactors
    • B01J19/2435—Loop-type reactors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/1845—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with particles moving upwards while fluidised
    • B01J8/1854—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with particles moving upwards while fluidised followed by a downward movement inside the reactor to form a loop
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • 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
    • C08F2/00—Processes of polymerisation
    • C08F2/34—Polymerisation in gaseous state
    • 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
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2208/00—Processes carried out in the presence of solid particles; Reactors therefor
    • B01J2208/00008—Controlling the process
    • B01J2208/00619—Controlling the weight
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00002—Chemical plants
    • B01J2219/00004—Scale aspects
    • B01J2219/00006—Large-scale industrial plants
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00002—Chemical plants
    • B01J2219/00027—Process aspects
    • B01J2219/0004—Processes in series
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00049—Controlling or regulating processes
    • B01J2219/00184—Controlling or regulating processes controlling the weight of reactants in the reactor vessel
    • 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
    • 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
    • C08L23/06—Polyethylene
    • 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
    • Y10S526/905—Polymerization in presence of transition metal containing catalyst in presence of hydrogen

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
CA002551017A 2003-08-20 2004-07-19 Process and apparatus for the polymerization of ethylene Abandoned CA2551017A1 (en)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
EP03077645 2003-08-20
EP03077645.4 2003-08-20
US49790003P 2003-08-25 2003-08-25
US60/497,900 2003-08-25
PCT/EP2004/008063 WO2005019280A1 (en) 2003-08-20 2004-07-19 Process and apparatus for the polymerization of ethylene

Publications (1)

Publication Number Publication Date
CA2551017A1 true CA2551017A1 (en) 2005-03-03

Family

ID=44237200

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002551017A Abandoned CA2551017A1 (en) 2003-08-20 2004-07-19 Process and apparatus for the polymerization of ethylene

Country Status (13)

Country Link
US (1) US7514508B2 (https=)
EP (1) EP1656398B1 (https=)
JP (1) JP4700610B2 (https=)
KR (1) KR101124187B1 (https=)
CN (1) CN100582125C (https=)
AT (1) ATE347569T1 (https=)
BR (1) BRPI0413229B1 (https=)
CA (1) CA2551017A1 (https=)
DE (1) DE602004003590T2 (https=)
ES (1) ES2278326T3 (https=)
RU (1) RU2337925C2 (https=)
SA (1) SA04250263B1 (https=)
WO (1) WO2005019280A1 (https=)

Families Citing this family (57)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE602005013495D1 (de) 2004-03-03 2009-05-07 Basell Poliolefine Srl Verfahren zur steuerung des polymerflusses in einem polymerisationsprozess
CN101080270B (zh) * 2004-08-23 2013-09-18 埃克森美孚化学专利公司 用于聚合方法的装置
BRPI0517490B1 (pt) * 2004-12-20 2016-10-04 Basell Poliolefine Srl “Processo para preparar copolímeros heterofásicos de propileno”
KR101240925B1 (ko) 2004-12-21 2013-03-08 바셀 폴리올레핀 이탈리아 에스.알.엘 폴리올레핀 조성물 및 그의 투과성 필름
US7687588B2 (en) * 2005-05-13 2010-03-30 Basel Poliolefine Italia S.R.L. Process for the gas-phase polymerization of olefins
CN105461835A (zh) * 2007-12-21 2016-04-06 巴塞尔聚烯烃意大利有限责任公司 用于烯烃气相聚合的方法
JP5545800B2 (ja) * 2009-06-08 2014-07-09 住友化学株式会社 噴流−流動層型オレフィン重合反応装置、ポリオレフィン製造システム、及び、ポリオレフィン製造方法
JP5545799B2 (ja) * 2009-06-08 2014-07-09 住友化学株式会社 オレフィン重合反応装置、ポリオレフィン製造システム、及び、ポリオレフィン製造方法
JP5545801B2 (ja) * 2009-06-08 2014-07-09 住友化学株式会社 噴流層装置、ポリオレフィン製造システム、及び、ポリオレフィン製造方法
CN102741301B (zh) * 2009-09-11 2014-10-08 巴塞尔聚烯烃意大利有限责任公司 烯烃的气相聚合方法
CN102947356B (zh) * 2010-06-22 2015-09-09 巴塞尔聚烯烃意大利有限责任公司 烯烃气相聚合的方法
CN102585053B (zh) * 2011-01-05 2014-03-12 中国石油化工股份有限公司 一种调节烯烃聚合物分子量分布的方法
EP2495038B1 (en) * 2011-03-02 2020-09-02 Borealis AG A process for the production polymers
PT2495037T (pt) * 2011-03-02 2020-09-15 Borealis Ag Montagem de reator de alto rendimento para a polimerização de olefinas
WO2012152775A1 (en) 2011-05-10 2012-11-15 Basell Polyolefine Gmbh A process for homogenizing and pelletizing a polyethylene composition
BR112015008956B1 (pt) * 2012-10-22 2021-07-06 Basell Polyolefine Gmbh composição de polietileno, seu processo de preparação e artigos manufaturados compreendendo a mesma
RU2621045C2 (ru) 2012-10-22 2017-05-31 Базелл Полиолефин Гмбх Полиэтиленовая композиция с высокими механическими свойствами
EP2738213A1 (en) 2012-11-28 2014-06-04 Basell Polyolefine GmbH Polyethylene composition having high swell ratio
JP6001187B2 (ja) 2012-10-22 2016-10-05 バーゼル・ポリオレフィン・ゲーエムベーハー 高いスウェル比を有するポリエチレン組成物の製造方法
EP2738211A1 (en) 2012-11-28 2014-06-04 Basell Polyolefine GmbH Polyethylene composition having high swell ratio
EP2738212A1 (en) 2012-11-28 2014-06-04 Basell Polyolefine GmbH Polyethylene composition having high mechanical properties
EP2722347A1 (en) 2012-10-22 2014-04-23 Basell Polyolefine GmbH Multistage process for the polymerization of olefins
CA2901419C (en) 2013-02-27 2017-11-28 Basell Polyolefine Gmbh Polyethylene processes and compositions thereof
EP2818509A1 (en) * 2013-06-25 2014-12-31 Basell Polyolefine GmbH Polyethylene composition for blow molding having high stress cracking resistance
US9671047B2 (en) 2013-10-14 2017-06-06 Basell Polyolefine Gmbh Polyethylene of raised temperature resistance
CN106715481B (zh) * 2014-10-02 2020-05-12 巴塞尔聚烯烃意大利有限公司 用于烯烃聚合的催化剂
RU2640045C1 (ru) * 2014-10-13 2017-12-26 ЭлДжи КЕМ, ЛТД. Сополимер этилен/1-гексен или этилен/1-бутен, обладающий отличными технологическими свойствами и сопротивлением разрастанию трещин под действием факторов окружающей среды
KR101830040B1 (ko) 2014-11-18 2018-02-19 바젤 폴리올레핀 게엠베하 높은 내응력균열성을 갖는 폴리에틸렌 조성물
US9879099B2 (en) * 2014-11-18 2018-01-30 Basell Polyolefine Gmbh Polyethylene composition having high stress cracking resistance
CN112979842B (zh) 2015-02-05 2022-11-11 博里利斯股份公司 用于生产聚乙烯的方法
JP6554563B2 (ja) 2015-06-26 2019-07-31 バーゼル・ポリオレフィン・ゲーエムベーハー フィルム用ポリエチレン組成物
CN107849317B (zh) 2015-06-26 2020-05-05 巴塞尔聚烯烃股份有限公司 具有高机械性能和可加工性的聚乙烯组合物
US10457800B2 (en) 2015-06-26 2019-10-29 Basell Polyolefine Gmbh Polyethylene composition having high mechanical properties and processability
KR101817772B1 (ko) 2016-07-08 2018-01-11 시엔시피이엘 주식회사 메탈로센 촉매 기반 폴리올레핀 계열의 용액중합 공정의 반응기
CN109863183B (zh) * 2016-11-04 2021-09-07 巴塞尔聚烯烃意大利有限公司 烯烃聚合的工艺
EP3321295A1 (en) * 2016-11-10 2018-05-16 Basell Polyolefine GmbH Olefin polymerization process in a gas-phase reactor having three or more polymerization zones
EP3321288A1 (en) 2016-11-10 2018-05-16 Basell Polyolefine GmbH Olefin polymerization process in a gas-phase reactor comprising a riser unit and a downcomer
SG11201903559YA (en) 2016-11-10 2019-05-30 Basell Polyolefine Gmbh Olefin polymerization process in a gas-phase reactor comprising a riser unit and a downcomer
WO2018091261A1 (en) 2016-11-17 2018-05-24 Basell Polyolefine Gmbh Polyethylene composition having high swell ratio
ES2834034T3 (es) 2016-11-24 2021-06-16 Basell Polyolefine Gmbh Composición de polietileno para moldeado por soplado que tiene alta resistencia a la rotura por tensión
KR102109307B1 (ko) 2016-11-24 2020-05-12 바젤 폴리올레핀 게엠베하 높은 스웰비 및 충격 저항을 갖는 블로우 성형용 폴리에틸렌 조성물
CN109963880B (zh) 2016-11-24 2021-08-03 巴塞尔聚烯烃股份有限公司 具有高抗应力开裂性的用于吹塑的聚乙烯组合物
KR102043838B1 (ko) 2016-12-22 2019-11-13 바젤 폴리올레핀 게엠베하 멀티존 순환 반응기의 기동방법
EP3450127A1 (en) 2017-09-01 2019-03-06 Basell Polyolefine GmbH Process for preparing a polyolefin composition
CN111433274B (zh) 2017-12-18 2022-11-18 巴塞尔聚烯烃股份有限公司 具有耐环境应力开裂性的聚乙烯组合物
WO2019219633A1 (en) 2018-05-14 2019-11-21 Basell Polyolefine Gmbh Polyethylene composition having high swell ratio, fnct and impact resistance
FR3083129B1 (fr) * 2018-06-28 2021-06-11 Ifp Energies Now Procede d'oligomerisation d'ethylene avec enchainement reacteur agite gaz/liquide et reacteur piston
KR102340690B1 (ko) 2018-09-20 2021-12-17 바젤 폴리올레핀 게엠베하 필름용 폴리에틸렌 조성물
US10781273B2 (en) * 2018-12-27 2020-09-22 Chevron Phillips Chemical Company Lp Multiple reactor and multiple zone polyolefin polymerization
JP2024525006A (ja) * 2021-06-24 2024-07-09 ボレアリス エージー 多段ポリオレフィン製造における膨張剤の使用
WO2023001541A1 (en) 2021-07-23 2023-01-26 Basell Polyolefine Gmbh Polyethylene composition for blow molding having high swell ratio, impact resistance and tensile modulus
US12415910B2 (en) 2022-09-15 2025-09-16 Basell Polyolefine Gmbh Polyethylene composition for blow molding having an improved swell behavior
US12351706B2 (en) 2022-09-15 2025-07-08 Basell Polyolefine Gmbh Polyethylene composition for blow molding having an improved swell behavior
KR20250061763A (ko) 2022-09-15 2025-05-08 바젤 폴리올레핀 게엠베하 개선된 팽윤 거동을 갖는 블로우 성형용 폴리에틸렌 조성물
KR20250061762A (ko) 2022-09-15 2025-05-08 바젤 폴리올레핀 게엠베하 개선된 팽윤 거동을 갖는 블로우 성형용 폴리에틸렌 조성물
JP2025529106A (ja) 2022-09-15 2025-09-04 バーゼル・ポリオレフィン・ゲーエムベーハー 改善された膨潤挙動を有するブロー成形用ポリエチレン組成物
KR20240078753A (ko) * 2022-11-28 2024-06-04 한화토탈에너지스 주식회사 이차전지 분리막용 폴리에틸렌 수지, 이의 제조 방법 및 이를 포함하는 이차전지 분리막 및 이차전지

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1098272B (it) * 1978-08-22 1985-09-07 Montedison Spa Componenti,di catalizzatori e catalizzatori per la polimerizzazione delle alfa-olefine
JPS5880309A (ja) * 1981-11-06 1983-05-14 Idemitsu Petrochem Co Ltd 多段重合によるポリエチレンの製造方法
DE69230919T2 (de) * 1991-03-06 2000-08-17 Mobil Oil Corp., Fairfax Verfahren zur Herstellung von bimodalen Polyethylen in Serien-Reaktoren
IT1246614B (it) 1991-06-03 1994-11-24 Himont Inc Procedimento per la polimerizzazione in fase gas delle olefine
US5693583A (en) * 1991-06-10 1997-12-02 Mobil Oil Corporation High activity polyethylene catalysts which produce bimodal or trimodal product molecular weight distributions
DE69317331T2 (de) * 1992-06-18 1998-10-15 Montell North America Inc Verfahren und Apparat für Gasphase-Polymerisation von Olefinen
BE1007653A3 (fr) * 1993-10-26 1995-09-05 Fina Research Procede de production de polyethylene ayant une distribution large de poids moleculaire.
IT1275573B (it) * 1995-07-20 1997-08-07 Spherilene Spa Processo ed apparecchiatura per la pomimerizzazione in fase gas delle alfa-olefine
EP0905151A1 (en) * 1997-09-27 1999-03-31 Fina Research S.A. Production of polyethylene having a broad molecular weight distribution
JP3537333B2 (ja) * 1997-11-28 2004-06-14 出光石油化学株式会社 ポリエチレン系重合体及び該重合体からなるパイプとその継手
FI981034A7 (fi) * 1998-05-08 1999-11-09 Borealis Polymers Oy HD-polyeteenikoostumukset ja menetelmä niiden valmistamiseksi
CN1137142C (zh) 1998-07-08 2004-02-04 蒙特尔技术有限公司 气相聚合的方法和设备
ES2259952T3 (es) 2000-04-13 2006-11-01 Borealis Technology Oy Compuesto de polimero de hdpe.
CA2459552C (en) * 2001-08-17 2011-07-19 Dow Global Technologies Inc. Bimodal polyethylene composition and articles made therefrom

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DE602004003590T2 (de) 2007-09-27
EP1656398A1 (en) 2006-05-17
ATE347569T1 (de) 2006-12-15
BRPI0413229A (pt) 2006-10-03
ES2278326T3 (es) 2007-08-01
KR101124187B1 (ko) 2012-03-28
SA04250263B1 (ar) 2008-04-16
US7514508B2 (en) 2009-04-07
JP2007502874A (ja) 2007-02-15
RU2006108546A (ru) 2006-07-27
CN1867596A (zh) 2006-11-22
JP4700610B2 (ja) 2011-06-15
RU2337925C2 (ru) 2008-11-10
DE602004003590D1 (de) 2007-01-18
CN100582125C (zh) 2010-01-20
KR20060083412A (ko) 2006-07-20
US20070093621A1 (en) 2007-04-26
BRPI0413229B1 (pt) 2015-05-05
WO2005019280A1 (en) 2005-03-03
EP1656398B1 (en) 2006-12-06

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