ZA93666B - Process for the gas-phase polymerization of alpha-olefins. - Google Patents

Process for the gas-phase polymerization of alpha-olefins.

Info

Publication number
ZA93666B
ZA93666B ZA93666A ZA93666A ZA93666B ZA 93666 B ZA93666 B ZA 93666B ZA 93666 A ZA93666 A ZA 93666A ZA 93666 A ZA93666 A ZA 93666A ZA 93666 B ZA93666 B ZA 93666B
Authority
ZA
South Africa
Prior art keywords
olefins
alpha
gas
phase polymerization
polymerization
Prior art date
Application number
ZA93666A
Other languages
English (en)
Inventor
Gabriele Govoni
Giovanni Patroncini
Original Assignee
Spherilene Srl
Himont 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 Spherilene Srl, Himont Inc filed Critical Spherilene Srl
Publication of ZA93666B publication Critical patent/ZA93666B/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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/18—Assembling together the component parts of electrode systems
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials
    • 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
    • Y10S526/901—Monomer polymerized in vapor state in presence of transition metal containing catalyst

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)
  • Manufacturing & Machinery (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymerisation Methods In General (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ZA93666A 1992-01-31 1993-01-29 Process for the gas-phase polymerization of alpha-olefins. ZA93666B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITMI920191A IT1262933B (it) 1992-01-31 1992-01-31 Processo per la polimerizzazione in fase gas di alfa-olefine

Publications (1)

Publication Number Publication Date
ZA93666B true ZA93666B (en) 1993-09-02

Family

ID=11361761

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA93666A ZA93666B (en) 1992-01-31 1993-01-29 Process for the gas-phase polymerization of alpha-olefins.

Country Status (22)

Country Link
US (1) US5410002A (fi)
EP (1) EP0560035B1 (fi)
KR (1) KR100262204B1 (fi)
CN (1) CN1041833C (fi)
AR (1) AR246070A1 (fi)
AT (1) ATE159732T1 (fi)
AU (1) AU653885B2 (fi)
BR (1) BR9300452A (fi)
CA (1) CA2088524C (fi)
DE (1) DE69314826T2 (fi)
DK (1) DK0560035T3 (fi)
ES (1) ES2110529T3 (fi)
FI (1) FI106309B (fi)
GR (1) GR3025520T3 (fi)
IL (1) IL104560A (fi)
IT (1) IT1262933B (fi)
MX (1) MX9300541A (fi)
MY (1) MY109770A (fi)
NO (1) NO301124B1 (fi)
RU (1) RU2124026C1 (fi)
TW (1) TW229216B (fi)
ZA (1) ZA93666B (fi)

Families Citing this family (143)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW354792B (en) * 1993-08-13 1999-03-21 Mitsui Petrochemical Ind Olefin polymerization catalyst and process for preparing polypropylene and propylene block copolymer
ATE167878T1 (de) † 1993-09-16 1998-07-15 Union Carbide Chem Plastic Herstellung von polymeren
US6124230A (en) * 1995-07-13 2000-09-26 Exxon Chemical Patents, Inc. Polymerization catalyst systems, their production and use
US6140432A (en) * 1995-07-13 2000-10-31 Exxon Chemical Patents Inc. Polymerization catalyst systems, their production and use
FI105818B (fi) * 1996-03-13 2000-10-13 Borealis Tech Oy Prosessi olefiinimonomeerien polymeroimiseksi
US6191239B1 (en) 1998-02-18 2001-02-20 Eastman Chemical Company Process for producing polyethylene
US6534613B2 (en) 1998-02-18 2003-03-18 Eastman Chemical Company Process for producing polyethylene
US6228957B1 (en) 1998-02-18 2001-05-08 Eastman Chemical Company Process for producing polyethlene
US6271321B1 (en) 1998-02-18 2001-08-07 Eastman Chemical Company Process for producing polyethylene
US6245868B1 (en) 1998-05-29 2001-06-12 Univation Technologies Catalyst delivery method, a catalyst feeder and their use in a polymerization process
US7354880B2 (en) * 1998-07-10 2008-04-08 Univation Technologies, Llc Catalyst composition and methods for its preparation and use in a polymerization process
US6291613B1 (en) 1998-10-27 2001-09-18 Eastman Chemical Company Process for the polymerization of olefins
EP2275456B1 (en) 1998-10-27 2011-10-12 Westlake Longview Corporation Process for the polymerization of olefins.
US20040138057A1 (en) * 1998-12-21 2004-07-15 Wenzel Timothy T. Catalyst composition and methods for its preparation and use in a polymerization process
US6300432B1 (en) 1999-03-30 2001-10-09 Eastman Chemical Company Process for producing polyolefins
CA2368435A1 (en) 1999-03-30 2000-10-05 Alan George Wonders Process for producing polyolefins
US6417299B1 (en) 1999-06-07 2002-07-09 Eastman Chemical Company Process for producing ethylene/olefin interpolymers
US6359083B1 (en) 2000-05-02 2002-03-19 Eastman Chemical Company Olefin polymerization process
US6593267B2 (en) 2000-12-18 2003-07-15 Univation Technologies, Llc Method for preparing a supported catalyst system and its use in a polymerization process
US6933258B2 (en) 2000-12-19 2005-08-23 Univation Technologies, L.L.C. Catalyst composition and methods for its preparation and use in a polymerization process
US6884749B2 (en) 2002-10-17 2005-04-26 Equistar Chemicals L.P. Supported catalysts which reduce sheeting in olefin polymerization, process for the preparation and the use thereof
JP4742221B2 (ja) * 2003-03-21 2011-08-10 ダウ グローバル テクノロジーズ エルエルシー モルホロジー制御オレフィン重合プロセス
EP1668046B8 (en) † 2003-09-23 2021-04-21 W.R. Grace & CO. - CONN. Self limiting catalyst composition and propylene polymerization process
EP2261268B1 (en) * 2003-09-23 2020-04-29 Dow Global Technologies LLC Ethylene polymerization using ziegler-natta catalyst compositions
US20070073012A1 (en) * 2005-09-28 2007-03-29 Pannell Richard B Method for seed bed treatment before a polymerization reaction
US20050148742A1 (en) * 2004-01-02 2005-07-07 Hagerty Robert O. Method for controlling sheeting in gas phase reactors
US7985811B2 (en) 2004-01-02 2011-07-26 Univation Technologies, Llc Method for controlling sheeting in gas phase reactors
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
MXPA06013461A (es) 2004-05-20 2007-06-12 Univation Tech Llc Proceso de polimerizacion.
WO2006082144A1 (en) 2005-02-03 2006-08-10 Basell Poliolefine Italia S.R.L. Propylene polymer composition for injection molding
EP1879931B2 (en) 2005-05-12 2024-07-17 Basell Poliolefine Italia S.r.l. Propylene-ethylene copolymers and process for their preparation
US7919569B2 (en) * 2005-06-07 2011-04-05 Saudi Basic Industries Corporation Process for the polymerizaion of olefins
US9145495B2 (en) 2005-07-01 2015-09-29 Basell Poliolefine Italia S.R.L. Propylene polymers having broad molecular weight distribution
US7790816B2 (en) * 2006-08-04 2010-09-07 Univation Technologies, Llc Method of maintaining heat transfer capacity in a polymerization reaction system
JP2010502812A (ja) * 2006-09-07 2010-01-28 ユニベーション・テクノロジーズ・エルエルシー 溶融開始温度の降下に対するモデルを用いた樹脂粘着性の程度のオンライン決定のための方法
EP2059537B8 (en) * 2006-09-07 2017-02-22 Univation Technologies, LLC Methods for determining temperature value indicative of resin stickiness from data generated by polymerization reaction monitoring
BRPI0605781A (pt) 2006-12-29 2008-08-19 Braskem Sa composição anti-estática para polimerização ou copolimerização de olefinas em fase gás, processo de polimerização ou copolimerização de olefinas em fase gás, e, polìmero ou copolìmero de olefina assim obtido
US7402636B1 (en) * 2007-03-23 2008-07-22 Exxonmobil Chemical Patents Inc Method and apparatus for decreasing polymer deposition
KR101465824B1 (ko) * 2007-03-30 2014-11-26 유니베이션 테크놀로지즈, 엘엘씨 폴리올레핀 제조 시스템 및 방법
TW200909449A (en) * 2007-07-18 2009-03-01 Basell Poliolefine Srl Process for the polymerization of olefins
KR101787927B1 (ko) 2007-12-21 2017-10-18 더블유.알. 그레이스 앤드 캄파니-콘. 두자리 내부 공여체를 가진 자기-제한성 촉매 조성물
EP2082797A1 (en) 2007-12-24 2009-07-29 Borealis Technology OY Reactor system for the catalytic polymerization of olefins comprising shielding means and a process and use thereof
EP2090356A1 (en) 2007-12-24 2009-08-19 Borealis Technology OY Reactor systems and process for the catalytic polymerization of olefins, and the use of such reactor system in catalytic polymeration of olefins
EP2090357B1 (en) 2007-12-24 2018-04-04 Borealis Technology OY Reactor system and process for the catalytic polymerization of olefins, and the use of such reactor system in catalytic polymerization of olefins
US20100292418A1 (en) * 2007-12-31 2010-11-18 Dow Global Technologies Inc. Process for polymerizing olefin-based polymers
EP2130863A1 (en) 2008-06-02 2009-12-09 Borealis AG High density polymer compositions, a method for their preparation and pressure-resistant pipes made therefrom
EP2130862A1 (en) 2008-06-02 2009-12-09 Borealis AG Polymer compositions and pressure-resistant pipes made thereof
EP2130859A1 (en) 2008-06-02 2009-12-09 Borealis AG Polymer compositions having improved homogeneity and odour, a method for making them and pipes made thereof
ES2414829T3 (es) * 2008-06-26 2013-07-22 Basf Corporation Procedimiento para la producción de un polímero de alfa-olefina
EP2182525A1 (en) 2008-10-31 2010-05-05 Borealis AG Cable and polymer composition comprising a multimodal ethylene copolymer
EP2182524A1 (en) 2008-10-31 2010-05-05 Borealis AG Cable and Polymer composition comprising a multimodal ethylene copolymer
EP2182526A1 (en) 2008-10-31 2010-05-05 Borealis AG Cable and polymer composition comprising an multimodal ethylene copolymer
EP2186833B8 (en) 2008-11-17 2012-08-08 Borealis AG Multi-stage process for producing polytheylene with lowered gel formation
ES2370689T3 (es) 2009-02-25 2011-12-21 Borealis Ag Polímero multimodal de polipropileno, composición que comprende el mismo y un procedimiento para producir el mismo.
EP2223944A1 (en) 2009-02-26 2010-09-01 Borealis AG Process for producing semicrystalline propylene polymers
EP2287212B1 (en) 2009-08-21 2014-03-26 China Petroleum & Chemical Corporation A catalyst component for ethylene polymerization, preparation thereof and a catalyst comprising the catalyst component
US8338548B2 (en) 2009-09-11 2012-12-25 Basell Poliolefine Italia S.R.L. Process for the gas-phase polymerization of olefins
EP2322568B1 (en) 2009-11-13 2013-05-15 Borealis AG Process for producing an olefin polymerization catalyst
EP2499173B1 (en) 2009-11-13 2013-07-17 Borealis AG Process for olefin polymerization
EP2499168B1 (en) 2009-11-13 2017-05-10 Borealis AG Process for recovering a transition metal compound
WO2011058088A1 (en) 2009-11-13 2011-05-19 Borealis Ag Process for recovering a transition metal compound
EP2519549A1 (en) 2009-12-29 2012-11-07 Basell Poliolefine Italia S.r.l. Process for the production of polyolefin films
ES2624858T3 (es) 2010-06-17 2017-07-17 Borealis Ag Sistema de control para un reactor en fase gaseosa, un reactor en fase gaseosa para la producción catalítica de poliolefinas, un método para producciones catalíticas de poliolefinas y un uso del sistema de control
BR112013006169B1 (pt) 2010-09-28 2020-02-11 Basell Polyolefine Gmbh Método para a alimentação de um composto antiestático a um reator de polimerização, pasta catalítica, seu uso e processo para a polimerização de olefinas
EP2621962B1 (en) 2010-09-28 2014-09-10 Basell Polyolefine GmbH Polyethylene extruded articles
EP2621961B1 (en) 2010-09-28 2016-12-07 Basell Polyolefine GmbH Method for feeding an antistatic compound to a polymerization reactor
EP2452976A1 (en) 2010-11-12 2012-05-16 Borealis AG Heterophasic propylene copolymers with improved stiffness/impact/flowability balance
EP2452957A1 (en) 2010-11-12 2012-05-16 Borealis AG Improved process for producing heterophasic propylene copolymers
EP2452959B1 (en) 2010-11-12 2015-01-21 Borealis AG Process for producing propylene random copolymers and their use
EP2452960B1 (en) 2010-11-12 2015-01-07 Borealis AG Process for preparing propylene polymers with an ultra high melt flow rate
ES2692860T3 (es) 2010-12-20 2018-12-05 Braskem America, Inc. Composiciones a base de propileno de aspecto mejorado y una fluidez en molde excelente
EP2535372B1 (en) 2011-06-15 2016-09-14 Borealis AG In-situ reactor blend of a Ziegler-Natta catalysed, nucleated polypropylene and a metallocene catalysed polypropylene
EP2570455A1 (en) 2011-09-16 2013-03-20 Borealis AG Polyethylene composition with broad molecular weight distribution and improved homogeneity
EP2583998B1 (en) 2011-10-21 2018-02-28 Borealis AG Polyethylene composition with high rapid crack propagation resistance and pressure resistance
EP2594333B1 (en) 2011-11-21 2014-07-30 Borealis AG Method for recovering polymer and apparatus therefor
EP2599828A1 (en) 2011-12-01 2013-06-05 Borealis AG Multimodal polyethylene composition for the production of pipes with improved slow crack growth resistance
EP2617741B1 (en) 2012-01-18 2016-01-13 Borealis AG Process for polymerizing olefin polymers in the presence of a catalyst system and a method of controlling the process
EP2620472B1 (en) 2012-01-24 2018-05-30 Borealis AG Poyethylene composition with improved low temperature perssure resistance
EP2711379A1 (en) 2012-09-21 2014-03-26 Basell Poliolefine Italia S.r.l. Process for the gas-phase polymerization of olefins
EP2722347A1 (en) * 2012-10-22 2014-04-23 Basell Polyolefine GmbH Multistage process for the polymerization of olefins
ES2604934T3 (es) 2012-11-09 2017-03-10 Abu Dhabi Polymers Company Limited (Borouge) Composición polimérica que comprende una mezcla de un polietileno multimodal y un polímero de etileno adicional adecuado para la fabricación de un tubo de riego por goteo
ES2613070T3 (es) 2012-11-09 2017-05-22 Abu Dhabi Polymers Company Limited (Borouge) Tubería de riego por goteo que comprende una composición polimérica que comprende una resina base de polietileno multimodal
EP2740761B1 (en) 2012-12-05 2016-10-19 Borealis AG Polyethylene composition with improved balance of slow crack growth resistance, impact performance and pipe pressure resistance for pipe applications
EP2749580B1 (en) 2012-12-28 2016-09-14 Borealis AG Process for producing copolymers of propylene
EP2754678A1 (en) * 2013-01-14 2014-07-16 Basell Poliolefine Italia S.r.l. Process for the preparation of ethylene polymers
PL2796501T3 (pl) 2013-04-22 2017-01-31 Abu Dhabi Polymers Company Limited (Borouge) Wielomodalna polipropylenowa kompozycja do zastosowań do rur
PL2796500T3 (pl) 2013-04-22 2018-12-31 Abu Dhabi Polymers Company Limited (Borouge) Kompozycja kopolimeru przypadkowego propylenu do zastosowań do rur
ES2632593T3 (es) 2013-04-22 2017-09-14 Borealis Ag Procedimiento de dos fases de producción de composiciones de polipropileno
EP3235832B1 (en) 2013-04-22 2018-06-20 Borealis AG Polypropylene compositions
TR201808436T4 (tr) 2013-04-22 2018-07-23 Abu Dhabi Polymers Co Ltd Borouge Boru uygulamaları için geliştirilmiş darbe dayanımına sahip polipropilen kompozisyonu.
EP2796473B1 (en) 2013-04-22 2017-05-31 Borealis AG Multistage process for producing low-temperature resistant polypropylene compositions
EP2796498B1 (en) 2013-04-22 2018-09-12 Abu Dhabi Polymers Company Limited (Borouge) Multimodal polypropylene composition for pipe applications
EP2842912A1 (en) 2013-08-26 2015-03-04 Basell Poliolefine Italia S.r.l. Method for improving the operability of an olefin polymerization reactor
EP2853562A1 (en) 2013-09-27 2015-04-01 Borealis AG Two-stage process for producing polypropylene compositions
PL2860202T3 (pl) 2013-10-10 2018-11-30 Borealis Ag Polietylen odporny na wysoką temperaturę i sposób jego wytwarzania
EP2860200B1 (en) 2013-10-10 2017-08-02 Borealis AG Polyethylene composition for pipe and pipe coating applications
EP2860201A1 (en) 2013-10-10 2015-04-15 Borealis AG High temperature resistant polyethylene and process for the production thereof
EP2860203B1 (en) 2013-10-10 2016-12-14 Borealis AG Multistage process for producing polyethylene compositions
EP2860204B1 (en) 2013-10-10 2018-08-01 Borealis AG Polyethylene composition for pipe applications
EA031256B9 (ru) 2013-10-30 2019-03-29 Абу Даби Полимерс Ко. Лтд (Бороудж) Л.Л.С. Композиция полиэтилена, подходящая для применений в литье под давлением
ES2687899T3 (es) * 2013-11-15 2018-10-29 Dow Global Technologies Llc Composición catalizadora y método de polimerización que la utiliza
EP2883885A1 (en) 2013-12-13 2015-06-17 Borealis AG Multistage process for producing polyethylene compositions
EP2883887A1 (en) 2013-12-13 2015-06-17 Borealis AG Multistage process for producing polyethylene compositions
PL2894174T3 (pl) 2013-12-20 2018-08-31 Borealis Ag Kompozycja polietylenu o dużej elastyczności i odporności na wysoką temperaturę odpowiednia do zastosowań do rur
EP2894195B1 (en) 2013-12-23 2016-09-14 Abu Dhabi Polymers Company Limited (Borouge) Polyethylene composition for pipe applications with improved sagging properties
US11292156B2 (en) 2014-12-08 2022-04-05 Borealis Ag Process for producing pellets of copolymers of propylene
ES2944941T3 (es) 2015-02-05 2023-06-27 Borealis Ag Procedimiento para producir polietileno
US10723870B2 (en) 2015-02-20 2020-07-28 Borealis Ag Process for producing heterophasic copolymers of propylene
JP6421248B2 (ja) 2015-03-26 2018-11-07 バーゼル・ポリオレフィン・ゲーエムベーハー 帯電防止剤の存在下での重合方法
EP3088458B2 (en) 2015-04-27 2022-10-05 Abu Dhabi Polymers Company Limited (Borouge) L.L.C. Polyethylene composition suitable for pipe applications
EP3109275B1 (en) 2015-06-22 2017-08-09 Abu Dhabi Polymers Company Limited (Borouge) L.L.C. Polyethylene composition for pipe applications with improved sagging and extrusion properties
ES2707391T3 (es) 2015-06-23 2019-04-03 Borealis Ag Procedimiento para la producción de resinas de LLDPE
EP3394110B1 (en) 2015-12-21 2020-10-07 Basell Poliolefine Italia S.r.l. Olefin polymerization process in the presence of antistatic composition
EP3238938A1 (en) 2016-04-29 2017-11-01 Borealis AG Machine direction oriented films comprising multimodal copolymer of ethylene and at least two alpha-olefin comonomers
CN109415544B (zh) 2016-05-31 2022-07-05 博里利斯股份公司 聚合物组合物以及用于生产该聚合物组合物的方法
EP3252085B1 (en) 2016-05-31 2022-11-09 Borealis AG Jacket with improved properties
CN109415448B (zh) 2016-06-22 2021-04-13 北欧化工公司 聚合物组合物以及制备聚合物组合物的方法
CA3036991C (en) 2016-11-25 2021-01-12 Borealis Ag Polymer composition comprising very high molecular weight, low molecularweight, and high molecular weight polyethylene fractions
EP3418330B2 (en) 2017-06-21 2023-07-19 Borealis AG Polymer composition and a process for production of the polymer composition
CN109135067A (zh) 2017-06-27 2019-01-04 阿布扎比聚合物有限责任公司(博禄) 用于制造高压管的聚丙烯组合物
EP3480220A1 (en) * 2017-11-06 2019-05-08 Borealis AG Combined sequential parallel reactor configuration
KR20210033017A (ko) 2018-07-19 2021-03-25 보레알리스 아게 초고분자량 폴리에틸렌 동종중합체의 제조 방법
WO2020069853A1 (en) 2018-10-02 2020-04-09 Sabic Global Technologies B.V. Method for the manufacture of a polyolefin compound
KR102593922B1 (ko) 2018-10-31 2023-10-25 보레알리스 아게 개선된 균질성을 갖는 고압력 저항성 파이프용 폴리에틸렌 조성물
EP3647645A1 (en) 2018-10-31 2020-05-06 Borealis AG Polyethylene composition for high pressure resistant pipes
WO2020109289A1 (en) 2018-11-28 2020-06-04 Abu Dhabi Polymers Co. Ltd (Borouge) L.L.C. Polyethylene composition for film applications
US10781273B2 (en) * 2018-12-27 2020-09-22 Chevron Phillips Chemical Company Lp Multiple reactor and multiple zone polyolefin polymerization
CN114008089B (zh) 2019-06-24 2023-08-29 博里利斯股份公司 回收率提高的聚丙烯制备方法
AU2020316600B2 (en) 2019-07-22 2023-11-30 Abu Dhabi Polymers Co. Ltd (Borouge) L.L.C. Single site catalysed multimodal polyethylene composition
CN114555656B (zh) 2019-09-05 2024-02-20 埃克森美孚化学专利公司 具有宽分子量分布和高劲度的聚烯烃和抗冲共聚物的制备方法
CN114846074A (zh) 2019-10-22 2022-08-02 国际人造丝公司 热塑性硫化橡胶组合物及其生产工艺
WO2021080803A1 (en) 2019-10-22 2021-04-29 Exxonmobil Chemical Patents Inc. Impact copolymer compositions
EP3835327B1 (en) 2019-12-09 2024-07-31 Borealis AG System for producing polyolefin and process for recovering polymerization product from gas phase reactor
US20230056312A1 (en) 2020-01-24 2023-02-23 Exxonmobil Chemical Patents Inc. Methods for producing bimodal polyolefins and impact copolymers
US20230077569A1 (en) 2020-02-17 2023-03-16 Exxonmobil Chemical Patents Inc. Propylene-based polymer compositions having a high molecular weight tail
EP4019583B1 (en) 2020-12-28 2024-04-10 ABU DHABI POLYMERS CO. LTD (BOROUGE) - Sole Proprietorship L.L.C. Polyethylene composition for film applications with improved toughness and stiffness
EP4335877A1 (en) 2022-09-09 2024-03-13 Basell Polyolefine GmbH Continuous olefin polymerization process in the presence of an antistatic agent
EP4372016A1 (en) 2022-11-18 2024-05-22 Basell Poliolefine Italia S.r.l. Olefin polymerization process comprising the use of an antistatic composition
EP4389820A1 (en) 2022-12-21 2024-06-26 Borealis AG Polypropylene random copolymer compositions with improved impact resistance for pipe applications
EP4389777A1 (en) 2022-12-22 2024-06-26 Borealis AG High density polyethylene for pipe applications with improved pressure performance and mechanical properties
EP4393967A1 (en) 2022-12-27 2024-07-03 Borealis AG Pe100-rc with butene as comonomer
CN116333193B (zh) * 2023-05-22 2024-02-02 上海优铖工逸技术有限公司 一种齐格勒纳塔催化剂及其制备方法、应用

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL283120A (fi) * 1961-09-28
SE363977B (fi) * 1968-11-21 1974-02-11 Montedison Spa
YU35844B (en) * 1968-11-25 1981-08-31 Montedison Spa Process for obtaining catalysts for the polymerization of olefines
SE434749B (sv) * 1975-06-12 1984-08-13 Montedison Spa Katalysatorkomponenter for polymerisation av olefiner samt forfarande for framstellning av dessa katalysatorkomponenter
IT1078995B (it) * 1977-05-24 1985-05-08 Montedison Spa Catalizzatori per la polimeriazzazione di olefine
IT1150650B (it) * 1982-03-10 1986-12-17 Montedison Spa Reattore a letto fluido
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
JPS6067508A (ja) * 1983-09-22 1985-04-17 Toa Nenryo Kogyo Kk オレフインの重合方法
CA1235543A (en) * 1984-09-12 1988-04-19 Norio Kashiwa Process for producing propylene block copolymer
DE3501858A1 (de) * 1985-01-22 1986-07-24 Neste Oy, Espoo Katalysator-komponenten, katalysator und verfahren fuer die polymerisation von olefinen
EP0241560B1 (en) * 1985-10-11 1991-04-03 Sumitomo Chemical Company, Limited Catalyst for olefin polymerization and process for preparing olefin polymer by using the same
DE3600610A1 (de) * 1986-01-11 1987-07-16 Basf Ag Einsatz von antistatika zur vermeidung von belagbildung bei der herstellung von ethylenpolymerisaten in gasphasenreaktoren
DE3600611A1 (de) * 1986-01-11 1987-07-16 Basf Ag Einsatz von antistatika zur vermeidung von belagbildung bei der herstellung von ultrahochmolekularem polyethylen in gasphasenreaktoren
US4803251A (en) * 1987-11-04 1989-02-07 Union Carbide Corporation Method for reducing sheeting during polymerization of alpha-olefins
FR2634212B1 (fr) * 1988-07-15 1991-04-19 Bp Chimie Sa Appareillage et procede de polymerisation d'olefines en phase gazeuse dans un reacteur a lit fluidise
FR2646426B2 (fr) * 1988-09-13 1991-08-16 Bp Chemicals Sa Procede et appareillage de polymerisation d'alpha-olefine en phase gazeuse en presence d'un agent ralentisseur d'activite
DE3833444A1 (de) * 1988-10-01 1990-04-05 Basf Ag Vermeidung von farbigen verunreinigungen bei der herstellung von ultrahochmolekularen ethylenpolymerisaten mittels eines titan enthaltenden katalysatorsystems
DE3833445A1 (de) * 1988-10-01 1990-04-05 Basf Ag Vermeidung von farbigen verunreinigungen bei der herstellung von ultrahochmolekularen ethylenpolymerisaten mittels eines titan enthaltenden katalysatorsystems
FR2658498B1 (fr) * 1990-02-19 1992-05-15 Atochem Particules de chlorure de magnesium a structure tronc conique, composante catalytique supportee sur ces particules, polyolefines obtenues a partir de cette composante catalytique, procedes de fabrication de ces produits.
US5036480A (en) * 1990-03-12 1991-07-30 Honeywell Inc. Method and apparatus for simulating microburst windshears
JPH04202406A (ja) * 1990-11-30 1992-07-23 Ube Ind Ltd エチレンの重合及び共重合方法

Also Published As

Publication number Publication date
GR3025520T3 (en) 1998-02-27
KR930016447A (ko) 1993-08-26
CN1041833C (zh) 1999-01-27
BR9300452A (pt) 1993-08-03
DK0560035T3 (da) 1997-12-01
NO301124B1 (no) 1997-09-15
CN1075484A (zh) 1993-08-25
EP0560035B1 (en) 1997-10-29
MX9300541A (es) 1993-07-01
ES2110529T3 (es) 1998-02-16
CA2088524C (en) 2006-07-18
FI930404A (fi) 1993-08-01
DE69314826T2 (de) 1998-04-30
US5410002A (en) 1995-04-25
NO930347L (no) 1993-08-02
KR100262204B1 (ko) 2000-07-15
AU653885B2 (en) 1994-10-13
RU2124026C1 (ru) 1998-12-27
DE69314826D1 (de) 1997-12-04
IT1262933B (it) 1996-07-22
FI106309B (fi) 2001-01-15
CA2088524A1 (en) 1993-08-01
AU3215993A (en) 1993-08-05
ITMI920191A0 (it) 1992-01-31
TW229216B (fi) 1994-09-01
AR246070A1 (es) 1994-03-30
ATE159732T1 (de) 1997-11-15
IL104560A (en) 1995-08-31
NO930347D0 (no) 1993-02-01
MY109770A (en) 1997-06-30
EP0560035A1 (en) 1993-09-15
FI930404A0 (fi) 1993-01-29
ITMI920191A1 (it) 1993-07-31

Similar Documents

Publication Publication Date Title
ZA93666B (en) Process for the gas-phase polymerization of alpha-olefins.
EP0517183A3 (en) Process for the gas-phase polymerization of olefins
ZA948790B (en) Process for the polymerization or copolymerization of ethylene
AU4099489A (en) Gas-phase alpha-olefin polymerization process in the presence of an activity retarder
AU8252491A (en) Polymerisation process
HUP9702440A3 (en) Process and apparatus for the gas-phase polymerization of alpha-olefins
ZA932389B (en) Catalyst systems for the polymerization of c2-c10-alk-1-enes.
HU913177D0 (en) Process for the polymerization of ethylenes
ZA93982B (en) A process for the preparation of a multi-stage polymer.
EP0589350A3 (de) Verfahren zur Herstellung eines Trägerkatalysators für die Polymerisation von a-Olefinen.
EP0589472A3 (en) Process for ethylene polymerization.
ZA931773B (en) Substituted phenylacetamides.
DE69300366D1 (de) Polymerisationsverfahren.
ZA931772B (en) Imidazolyl-substituted phenylacetamides.
EP0585683A3 (de) Phillips-Katalysator zur Polymerisation von alpha-Olefinen.
EP0622384A3 (de) Verfahren zur Herstellung von Polymerpolyesterolen.
GR3019015T3 (en) Process for the preparation of 1,1,1,2-tetra-fluoroethane.
ZA937858B (en) High frequency fluid pulsator.
EP0635482A3 (de) Verfahren zur Herstellung von mehrfach fluorierten Nitrobenzolen.
EP0648784A3 (de) Verfahren zur Herstellung von Telechelen.
PH30942A (en) Olefin polymerization process.
SG67333A1 (en) Process for the home-and copolymerization of 1-olefins
ZA929873B (en) Process for the manufacture of 2-alkoxymethylacrolein.
EP0573920A3 (en) Process for the preparation of tetrachlorethylene.
GR3024856T3 (en) Process for the preparation of dichloroacetylchloride.