IT1262933B - Processo per la polimerizzazione in fase gas di alfa-olefine - Google Patents

Processo per la polimerizzazione in fase gas di alfa-olefine

Info

Publication number
IT1262933B
IT1262933B ITMI920191A ITMI920191A IT1262933B IT 1262933 B IT1262933 B IT 1262933B IT MI920191 A ITMI920191 A IT MI920191A IT MI920191 A ITMI920191 A IT MI920191A IT 1262933 B IT1262933 B IT 1262933B
Authority
IT
Italy
Prior art keywords
alkyl
compound
gas phase
polymer
respect
Prior art date
Application number
ITMI920191A
Other languages
English (en)
Italian (it)
Inventor
Gabriele Govoni
Giovanni Patroncini
Original Assignee
Montecatini Tecnologie 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 Montecatini Tecnologie Srl, Himont Inc filed Critical Montecatini Tecnologie Srl
Publication of ITMI920191A0 publication Critical patent/ITMI920191A0/it
Priority to ITMI920191A priority Critical patent/IT1262933B/it
Priority to AT93101285T priority patent/ATE159732T1/de
Priority to DK93101285.0T priority patent/DK0560035T3/da
Priority to EP93101285A priority patent/EP0560035B1/en
Priority to DE69314826T priority patent/DE69314826T2/de
Priority to ES93101285T priority patent/ES2110529T3/es
Priority to FI930404A priority patent/FI106309B/fi
Priority to ZA93666A priority patent/ZA93666B/xx
Priority to RU93004487/04A priority patent/RU2124026C1/ru
Priority to IL10456093A priority patent/IL104560A/en
Priority to US08/010,749 priority patent/US5410002A/en
Priority to CN93102676A priority patent/CN1041833C/zh
Priority to TW082100593A priority patent/TW229216B/zh
Priority to MYPI93000151A priority patent/MY109770A/en
Priority to KR1019930001255A priority patent/KR100262204B1/ko
Priority to CA002088524A priority patent/CA2088524C/en
Priority to AU32159/93A priority patent/AU653885B2/en
Priority to BR9300452A priority patent/BR9300452A/pt
Priority to NO930347A priority patent/NO301124B1/no
Priority to MX9300541A priority patent/MX9300541A/es
Priority to AR93324216A priority patent/AR246070A1/es
Publication of ITMI920191A1 publication Critical patent/ITMI920191A1/it
Application granted granted Critical
Publication of IT1262933B publication Critical patent/IT1262933B/it
Priority to GR970403169T priority patent/GR3025520T3/el

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)
ITMI920191A 1992-01-31 1992-01-31 Processo per la polimerizzazione in fase gas di alfa-olefine IT1262933B (it)

Priority Applications (22)

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
AT93101285T ATE159732T1 (de) 1992-01-31 1993-01-28 Verfahren für gasphase-polymerisation von alpha- olefinen
DK93101285.0T DK0560035T3 (da) 1992-01-31 1993-01-28 Fremgangsmåde til gasfase-polymerisation af alfa-olefiner
EP93101285A EP0560035B1 (en) 1992-01-31 1993-01-28 Process for the gas-phase polymerization of alpha-olefins
DE69314826T DE69314826T2 (de) 1992-01-31 1993-01-28 Verfahren für Gasphase-Polymerisation von Alpha-Olefinen
ES93101285T ES2110529T3 (es) 1992-01-31 1993-01-28 Procedimiento para la polimerizacion de alfaolefinas en la fase de gas.
US08/010,749 US5410002A (en) 1992-01-31 1993-01-29 Process for the gas-phase polymerization of alpha-olefins
ZA93666A ZA93666B (en) 1992-01-31 1993-01-29 Process for the gas-phase polymerization of alpha-olefins.
RU93004487/04A RU2124026C1 (ru) 1992-01-31 1993-01-29 Способ получения (со)полимеров олефинов, продукт, гранулированные полимеры, сферические полимеры (со)полимеры этилена и пропилена
IL10456093A IL104560A (en) 1992-01-31 1993-01-29 Gas-phase polymerization of alpha-olefins
FI930404A FI106309B (fi) 1992-01-31 1993-01-29 Menetelmä alfa-olefiinien polymeroimiseksi kaasufaasissa
CN93102676A CN1041833C (zh) 1992-01-31 1993-01-30 α-烯烃的气相聚合方法及聚合物
TW082100593A TW229216B (cg-RX-API-DMAC7.html) 1992-01-31 1993-01-30
MYPI93000151A MY109770A (en) 1992-01-31 1993-01-30 Process for the gas-phase polymerization of alpha-olefins
KR1019930001255A KR100262204B1 (ko) 1992-01-31 1993-01-30 알파-올레핀의 기체상 중합방법
CA002088524A CA2088524C (en) 1992-01-31 1993-02-01 Process for the gas-phase polymerization of alpha-olefins
AU32159/93A AU653885B2 (en) 1992-01-31 1993-02-01 Process for the gas-phase polymerization of alpha-olefins
BR9300452A BR9300452A (pt) 1992-01-31 1993-02-01 Processo para a producao de (co)polimeros de olefinas c2=chr,produtos do processo,polimeros granulares de olefinas,polimeros esfericos de olefinas,(co)polimeros de etileno e (co)polimeros de propileno
NO930347A NO301124B1 (no) 1992-01-31 1993-02-01 Fremgangsmåte for gassfasepolymerisasjon av <alfa>-olefiner
MX9300541A MX9300541A (es) 1992-01-31 1993-02-01 Proceso para la polimerizacion de fase gaseosa de alfa-olefinas y productos obtenidos por dicho proceso.
AR93324216A AR246070A1 (es) 1992-01-31 1993-02-02 Procedimiento para la polimerizacion de fase gaseosa de alfa-olefinas.
GR970403169T GR3025520T3 (en) 1992-01-31 1997-11-26 Process for the gas-phase polymerization of alpha-olefins

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 (3)

Publication Number Publication Date
ITMI920191A0 ITMI920191A0 (it) 1992-01-31
ITMI920191A1 ITMI920191A1 (it) 1993-07-31
IT1262933B true IT1262933B (it) 1996-07-22

Family

ID=11361761

Family Applications (1)

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

Country Status (22)

Country Link
US (1) US5410002A (cg-RX-API-DMAC7.html)
EP (1) EP0560035B1 (cg-RX-API-DMAC7.html)
KR (1) KR100262204B1 (cg-RX-API-DMAC7.html)
CN (1) CN1041833C (cg-RX-API-DMAC7.html)
AR (1) AR246070A1 (cg-RX-API-DMAC7.html)
AT (1) ATE159732T1 (cg-RX-API-DMAC7.html)
AU (1) AU653885B2 (cg-RX-API-DMAC7.html)
BR (1) BR9300452A (cg-RX-API-DMAC7.html)
CA (1) CA2088524C (cg-RX-API-DMAC7.html)
DE (1) DE69314826T2 (cg-RX-API-DMAC7.html)
DK (1) DK0560035T3 (cg-RX-API-DMAC7.html)
ES (1) ES2110529T3 (cg-RX-API-DMAC7.html)
FI (1) FI106309B (cg-RX-API-DMAC7.html)
GR (1) GR3025520T3 (cg-RX-API-DMAC7.html)
IL (1) IL104560A (cg-RX-API-DMAC7.html)
IT (1) IT1262933B (cg-RX-API-DMAC7.html)
MX (1) MX9300541A (cg-RX-API-DMAC7.html)
MY (1) MY109770A (cg-RX-API-DMAC7.html)
NO (1) NO301124B1 (cg-RX-API-DMAC7.html)
RU (1) RU2124026C1 (cg-RX-API-DMAC7.html)
TW (1) TW229216B (cg-RX-API-DMAC7.html)
ZA (1) ZA93666B (cg-RX-API-DMAC7.html)

Families Citing this family (151)

* 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
CN1115988A (zh) † 1993-09-16 1996-01-31 壳牌石油公司 聚合物的制备
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
EP2275455A1 (en) 1998-10-27 2011-01-19 Westlake Longview Corporation Process for the polymerization of olefins; polyethylenes, and films and articles produced therefrom
US6291613B1 (en) 1998-10-27 2001-09-18 Eastman Chemical Company 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
BR9917247B1 (pt) 1999-03-30 2010-11-30 processo para a polimerização de uma olefina e/ou uma olefina e pelo menos uma ou mais outra(s) olefina(s), processo para reduzir a carga eletrostática gerada na polimerização de uma olefina e/ou uma olefina e pelo menos uma ou mais outra(s) olefina(s), pelìcula, e, artigo.
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
DE60309020T2 (de) * 2002-05-29 2007-05-10 Basell Poliolefine Italia S.R.L. Buten-1-(co)polymere und verfahren zu ihrer herstellung
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
US7365039B2 (en) * 2003-03-21 2008-04-29 Dow Global Technologies Inc. Morphology controlled olefin polymerization process
US7491670B2 (en) † 2003-09-23 2009-02-17 Dow Global Technologies Inc. Self limiting catalyst composition and propylene polymerization process
AU2004280327B2 (en) * 2003-09-23 2009-11-05 Dow Global Technologies Inc. Catalyst composition for ethylene polymerization
US20070073012A1 (en) * 2005-09-28 2007-03-29 Pannell Richard B Method for seed bed treatment before a polymerization reaction
US7985811B2 (en) 2004-01-02 2011-07-26 Univation Technologies, Llc Method for controlling sheeting in gas phase reactors
US20050148742A1 (en) * 2004-01-02 2005-07-07 Hagerty Robert O. Method for controlling sheeting in gas phase reactors
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
CN1976956B (zh) 2004-05-20 2010-08-25 尤尼威蒂恩技术有限责任公司 气体烯烃聚合反应工艺
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
WO2006082144A1 (en) 2005-02-03 2006-08-10 Basell Poliolefine Italia S.R.L. Propylene polymer composition for injection molding
CN101175778B (zh) 2005-05-12 2011-12-07 巴塞尔聚烯烃意大利有限责任公司 丙烯-乙烯共聚物和它们的制备方法
PL1888653T3 (pl) * 2005-06-07 2016-08-31 Saudi Basic Ind Corp Sposób polimeryzacji olefin
BRPI0615488B1 (pt) 2005-07-01 2017-07-04 Basell Poliolefine Italia S.R.L Polymers of propylene having a large distribution of molecular weight
US7790816B2 (en) * 2006-08-04 2010-09-07 Univation Technologies, Llc Method of maintaining heat transfer capacity in a polymerization reaction system
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
US8273834B2 (en) * 2006-09-07 2012-09-25 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
RU2461577C2 (ru) * 2007-03-30 2012-09-20 Юнивейшн Текнолоджиз, Ллк Системы и способы производства полиолефинов
TW200909449A (en) * 2007-07-18 2009-03-01 Basell Poliolefine Srl Process for the polymerization of olefins
PL2225288T3 (pl) 2007-12-21 2019-01-31 W.R. Grace & Co. - Conn. Samograniczajca się kompozycja katalizatora z wewnętrznym donorem dwufunkcyjnym
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
ES2666896T3 (es) 2007-12-24 2018-05-08 Borealis Technology Oy Sistema reactor y proceso para la polimerización catalítica de olefinas y el uso de tal sistema reactor en la polimerización catalítica de olefinas
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
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
KR101696491B1 (ko) * 2008-06-26 2017-01-13 바스프 코포레이션 알파-올레핀 중합체의 제조 방법
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
ATE529450T1 (de) 2009-02-25 2011-11-15 Borealis Ag Multimodales polymer aus propylen, zusammensetzung damit und verfahren zur herstellung davon
EP2223944A1 (en) 2009-02-26 2010-09-01 Borealis AG Process for producing semicrystalline propylene polymers
RU2567391C2 (ru) 2009-08-21 2015-11-10 Чайна Петролеум Энд Кемикал Корпорейшн Компонент катализатора для полимеризации этилена, приготовление такового и катализатор, включающий компонент катализатора
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
WO2011058089A1 (en) 2009-11-13 2011-05-19 Borealis Ag Process for producing a polymerization catalyst
EA021843B1 (ru) 2009-11-13 2015-09-30 Бореалис Аг Способ полимеризации олефина
WO2011058088A1 (en) 2009-11-13 2011-05-19 Borealis Ag Process for recovering a transition metal compound
EP2322568B1 (en) 2009-11-13 2013-05-15 Borealis AG Process for producing an olefin polymerization catalyst
EP2519549A1 (en) 2009-12-29 2012-11-07 Basell Poliolefine Italia S.r.l. Process for the production of polyolefin films
EP2397221B1 (en) 2010-06-17 2017-04-12 Borealis AG Control system for a gas phase reactor, a gas phase reactor for catalytic production of polyolefines, a method for catalytic productions of polyolefines and a use of the control system
US20130190466A1 (en) 2010-09-28 2013-07-25 Basell Polyofine Gmbh Polyethylene extruded articles
CN103119069B (zh) 2010-09-28 2016-03-16 巴塞尔聚烯烃股份有限公司 将抗静电化合物进料到聚合反应器的方法
CN103108892A (zh) 2010-09-28 2013-05-15 巴塞尔聚烯烃股份有限公司 用于将抗静电化合物进料到聚合反应器中的方法
EP2452959B1 (en) 2010-11-12 2015-01-21 Borealis AG Process for producing propylene random copolymers and their use
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
EP2452960B1 (en) 2010-11-12 2015-01-07 Borealis AG Process for preparing propylene polymers with an ultra high melt flow rate
WO2012087832A1 (en) 2010-12-20 2012-06-28 Braskem America, Inc. Propylene-based compositions of enhanced appearance and excellent mold flowability
ES2605429T3 (es) 2011-06-15 2017-03-14 Borealis Ag Mezcla del reactor in situ de un polipropileno nucleado catalizado por Ziegler-Natta y un polipropileno catalizado por metaloceno
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
EP2730611B1 (en) 2012-11-09 2017-01-04 Abu Dhabi Polymers Company Limited (Borouge) Drip irrigation pipe comprising a polymer composition comprising a multimodal polyethylene base resin
EP2730612B1 (en) 2012-11-09 2016-09-14 Abu Dhabi Polymers Company Limited (Borouge) Polymer composition comprising a blend of a multimodal polyethylene and a further ethylene polymer suitable for the production of a drip irrigation pipe
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
ES2632593T3 (es) 2013-04-22 2017-09-14 Borealis Ag Procedimiento de dos fases de producción de composiciones de polipropileno
EP2796498B1 (en) 2013-04-22 2018-09-12 Abu Dhabi Polymers Company Limited (Borouge) Multimodal polypropylene composition for pipe applications
EP2796500B1 (en) 2013-04-22 2018-04-18 Abu Dhabi Polymers Company Limited (Borouge) Propylene random copolymer composition for pipe applications
ES2569078T3 (es) 2013-04-22 2016-05-06 Abu Dhabi Polymers Company Limited (Borouge) Composición de polipropileno multimodal para aplicaciones de tuberías
TR201808436T4 (tr) 2013-04-22 2018-07-23 Abu Dhabi Polymers Co Ltd Borouge Boru uygulamaları için geliştirilmiş darbe dayanımına sahip polipropilen kompozisyonu.
EP2796474B1 (en) 2013-04-22 2018-01-10 Borealis AG Multistage process for producing polypropylene compositions
EP2796473B1 (en) 2013-04-22 2017-05-31 Borealis AG Multistage process for producing low-temperature resistant polypropylene compositions
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
EP2860203B1 (en) 2013-10-10 2016-12-14 Borealis AG Multistage process for producing polyethylene compositions
EP2860201A1 (en) 2013-10-10 2015-04-15 Borealis AG High temperature resistant polyethylene and process for the production thereof
EP2860204B1 (en) 2013-10-10 2018-08-01 Borealis AG Polyethylene composition for pipe applications
EP2860200B1 (en) 2013-10-10 2017-08-02 Borealis AG Polyethylene composition for pipe and pipe coating applications
KR101787928B1 (ko) 2013-10-30 2017-10-19 아부 다비 폴리머스 씨오. 엘티디 (보르쥬) 엘엘씨. 사출 성형 적용물에 적합한 폴리에틸렌 조성물
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
EP3230348B1 (en) 2014-12-08 2020-04-08 Borealis AG Process for producing pellets of copolymers of propylene
CA2975026C (en) 2015-02-05 2023-10-31 Borealis Ag Process for producing polyethylene
KR101894687B1 (ko) 2015-02-20 2018-10-04 보레알리스 아게 프로필렌의 헤테로상의 공중합체를 제조하기 위한 공정
SG11201705983VA (en) 2015-03-26 2017-08-30 Basell Polyolefine Gmbh Polymerization process in the presence of antistatic agent
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
EP3109261B1 (en) 2015-06-23 2018-12-26 Borealis AG Process for producing lldpe resins
KR102034975B1 (ko) 2015-12-21 2019-10-21 바셀 폴리올레핀 이탈리아 에스.알.엘 대전방지 조성물의 존재 하에서 올레핀 중합 방법
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
PL3252085T3 (pl) 2016-05-31 2023-02-13 Borealis Ag Pancerz o polepszonych właściwościach
EP3464457B2 (en) 2016-05-31 2025-04-09 Borealis AG Polymer composition and a process for production of the polymer composition
US20190256695A1 (en) 2016-06-22 2019-08-22 Borealis Ag Polymer composition and a process for production of the polymer composition
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
KR102553656B1 (ko) 2018-11-28 2023-07-17 아부 다비 폴리머스 씨오. 엘티디 (보르쥬) 엘엘씨. 필름 적용용 폴리에틸렌 조성물
US10781273B2 (en) * 2018-12-27 2020-09-22 Chevron Phillips Chemical Company Lp Multiple reactor and multiple zone polyolefin polymerization
KR102670190B1 (ko) 2019-06-24 2024-05-28 보레알리스 아게 회수율이 개선된 폴리프로필렌의 제조 공정
CN116731232A (zh) 2019-07-22 2023-09-12 阿布扎比聚合物有限公司(博禄)-独资企业有限责任公司 单活性中心催化的多峰聚乙烯组合物
WO2021045889A1 (en) 2019-09-05 2021-03-11 Exxonmobil Chemical Patents Inc. Processes for producing polyolefins and impact copolymers with broad molecular weight distribution and high stiffness
EP4048729A1 (en) 2019-10-22 2022-08-31 Celanese International Corporation Thermoplastic vulcanizate compositions and processes for the production thereof
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
CN115210267A (zh) 2020-01-24 2022-10-18 埃克森美孚化学专利公司 生产双峰聚烯烃和抗冲共聚物的方法
WO2021167850A1 (en) 2020-02-17 2021-08-26 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
TWI885732B (zh) * 2023-04-25 2025-06-01 臺灣塑膠工業股份有限公司 丙烯聚合用觸媒組合物及聚丙烯的製造方法
TWI848671B (zh) * 2023-04-25 2024-07-11 臺灣塑膠工業股份有限公司 丙烯聚合用觸媒組合物及聚丙烯的製造方法
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
CN121039175A (zh) 2023-05-31 2025-11-28 巴塞尔聚烯烃意大利有限公司 烯烃聚合工艺
WO2024246273A1 (en) 2023-06-01 2024-12-05 Basell Poliolefine Italia S.R.L. Process for the polymerization of olefins
EP4570856A1 (en) 2023-12-14 2025-06-18 Borealis AG Polypropylene random copolymer compositions with improved impact resistance for pipe applications
EP4574894A1 (en) 2023-12-22 2025-06-25 Abu Dhabi Polymers Co. Ltd (Borouge) - Sole Proprietorship L.L.C. Polyethylene pipe with improved high temperature hydrostatic pressure performance
US20250290206A1 (en) 2024-03-14 2025-09-18 Braskem S.A. Chemical fouling removal method for polymerization processes

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL137126C (cg-RX-API-DMAC7.html) * 1961-09-28
NL162661B (nl) * 1968-11-21 1980-01-15 Montedison Spa Werkwijze om een katalysator te bereiden voor de poly- merisatie van alkenen-1.
YU35844B (en) * 1968-11-25 1981-08-31 Montedison Spa Process for obtaining catalysts for the polymerization of olefines
GB1513480A (en) * 1975-06-12 1978-06-07 Montedison Spa Catalysts for the polymerization of olefins
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
WO1987002370A1 (fr) * 1985-10-11 1987-04-23 Sumitomo Chemical Company, Limited Catalyseur de polymerisation d'olefines et procede de preparation d'un polymere d'olefines en utilisant ledit catalyseur
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
DE3600610A1 (de) * 1986-01-11 1987-07-16 Basf Ag Einsatz von antistatika zur vermeidung von belagbildung bei der herstellung von ethylenpolymerisaten 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
MY109770A (en) 1997-06-30
MX9300541A (es) 1993-07-01
KR100262204B1 (ko) 2000-07-15
TW229216B (cg-RX-API-DMAC7.html) 1994-09-01
NO930347D0 (no) 1993-02-01
DK0560035T3 (da) 1997-12-01
ATE159732T1 (de) 1997-11-15
FI930404A7 (fi) 1993-08-01
DE69314826T2 (de) 1998-04-30
NO930347L (no) 1993-08-02
NO301124B1 (no) 1997-09-15
CA2088524A1 (en) 1993-08-01
ZA93666B (en) 1993-09-02
IL104560A (en) 1995-08-31
AR246070A1 (es) 1994-03-30
FI106309B (fi) 2001-01-15
CN1041833C (zh) 1999-01-27
CN1075484A (zh) 1993-08-25
AU3215993A (en) 1993-08-05
ES2110529T3 (es) 1998-02-16
EP0560035A1 (en) 1993-09-15
DE69314826D1 (de) 1997-12-04
RU2124026C1 (ru) 1998-12-27
BR9300452A (pt) 1993-08-03
ITMI920191A1 (it) 1993-07-31
US5410002A (en) 1995-04-25
EP0560035B1 (en) 1997-10-29
AU653885B2 (en) 1994-10-13
FI930404A0 (fi) 1993-01-29
CA2088524C (en) 2006-07-18
ITMI920191A0 (it) 1992-01-31
KR930016447A (ko) 1993-08-26
GR3025520T3 (en) 1998-02-27

Similar Documents

Publication Publication Date Title
IT1262933B (it) Processo per la polimerizzazione in fase gas di alfa-olefine
PH31450A (en) Process for the (co) polymerization of olefins.
JP2954251B2 (ja) オレフィン重合用触媒
EP0035242B1 (de) Verfahren zur Herstellung von Polymeren und Copolymeren des Ethylens
CA1039263A (en) Process for the polymerization of ethylene
RU93004487A (ru) Способ получения (со) полимеров олефинов, продукт, гранулированные полимеры, сферические полимеры (со) полимеры этилена и пропилена
DE68902040D1 (de) Verfahren zur herstellung eines polyethylenwachses durch gasphasenpolymerisation.
AU1726699A (en) Mixed catalyst system
ZA200006609B (en) A catalyst composition and methods for its preparation and use in a polymerization process.
EP0566123A2 (en) Process for the production of polyethylene
US4945076A (en) Polymerization catalyst system
US5891976A (en) Catalyst system for the polymerization of olefins, process for this polymerization and polymers thus obtained
US4518751A (en) Process for the production of polyethylene
US3887650A (en) Process for preparing block copolymers of olefins and vinylic monomers
CA1187469A (en) Solid catalyst component for olefin polymerization
US3905913A (en) Catalyst system for the homo- and co-polymerization of olefins, conjugated or unconjugated dienes
US3375236A (en) Moisture curable bicycloheptenyl halosilane copolymers
JPS59117510A (ja) オレフィン重合用触媒成分の製造方法
AU663937B2 (en) Catalytic system which can be used for the stereospecific polymerisation of alpha-olefins, process for this polymerisation and polymers obtained
KR970706319A (ko) 신디오택틱 프로키랄 올레핀 중합 방법(Syndiotactic prochiral olefin polymerization process)
CA2050422A1 (en) Gas phase polymerisation process
DE69309598D1 (de) Verfahren zur Herstellung eines Styrolpolymers
KR950014148A (ko) 폴리-1-올레핀의 제조방법
EP0043473A1 (en) Process for the production of polyethylene
US5180702A (en) Metal halide catalyst, method of producing the catalyst, polymerization process employing the catalyst, and polymer produced by the polymerization process

Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970123