JPS5837008A - α−オレフィン重合触媒成分の製法 - Google Patents

α−オレフィン重合触媒成分の製法

Info

Publication number
JPS5837008A
JPS5837008A JP57136847A JP13684782A JPS5837008A JP S5837008 A JPS5837008 A JP S5837008A JP 57136847 A JP57136847 A JP 57136847A JP 13684782 A JP13684782 A JP 13684782A JP S5837008 A JPS5837008 A JP S5837008A
Authority
JP
Japan
Prior art keywords
spray
transition metal
compound
solid
dried
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.)
Granted
Application number
JP57136847A
Other languages
English (en)
Japanese (ja)
Other versions
JPS637562B2 (Direct
Inventor
イアン・デビツト・マツケンジ−
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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=10523767&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPS5837008(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of JPS5837008A publication Critical patent/JPS5837008A/ja
Publication of JPS637562B2 publication Critical patent/JPS637562B2/ja
Granted 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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • 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
    • Y10S526/904—Monomer polymerized in presence of transition metal containing catalyst at least part of which is supported on a polymer, e.g. prepolymerized catalysts
    • 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
    • Y10S526/906—Comminution 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)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Catalysts (AREA)
  • Polymerization Catalysts (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Polymers With Sulfur, Phosphorus Or Metals In The Main Chain (AREA)
JP57136847A 1981-08-07 1982-08-07 α−オレフィン重合触媒成分の製法 Granted JPS5837008A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8124150 1981-08-07
GB8124150 1981-08-07

Publications (2)

Publication Number Publication Date
JPS5837008A true JPS5837008A (ja) 1983-03-04
JPS637562B2 JPS637562B2 (Direct) 1988-02-17

Family

ID=10523767

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57136847A Granted JPS5837008A (ja) 1981-08-07 1982-08-07 α−オレフィン重合触媒成分の製法

Country Status (9)

Country Link
US (2) US4465782A (Direct)
EP (1) EP0072129B2 (Direct)
JP (1) JPS5837008A (Direct)
AT (1) ATE20239T1 (Direct)
AU (1) AU560550B2 (Direct)
CA (1) CA1193242A (Direct)
DE (1) DE3271544D1 (Direct)
NO (1) NO162910C (Direct)
ZA (1) ZA825733B (Direct)

Families Citing this family (135)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8521431D0 (en) * 1985-08-28 1985-10-02 Shell Int Research Spherical magnesium alkoxide particles
US5166340A (en) * 1989-07-26 1992-11-24 Himont Incorporated Organosilane compounds
US5102842A (en) * 1990-08-23 1992-04-07 Himont Incorporated Catalyst for the polymerization of alpha-olefins containing trifluoropropyl substituted silane compounds
BE1004675A3 (fr) * 1991-03-11 1993-01-12 Solvay Procede d'obtention de particules microspheroidales homodisperses, particules microspheroidales de silice a surface specifique elevee, catalyseurs supportes sur ces particules et procede de polymerisation des alpha-olefines en presence de ces catalyseurs.
IT1255523B (it) * 1992-09-24 1995-11-09 Himont Inc Componenti e catalizzatori per la polimerizzazione di olefine
BR9301438A (pt) * 1993-04-05 1994-11-15 Petroleo Brasileiro Sa Processo de preparação de catalisador esférico tipo ziegler para polimerização de alfa-olefinas, catalisador esférico, processo de obtenção de polietileno esférico de altíssimo peso molecular e polietileno esférico de altíssimo pelo molecular
FI96611C (fi) * 1993-09-10 1996-07-25 Neste Oy Heterogeeninen polymerointikatalyytti ja menetelmä sen valmistamiseksi
US6130180A (en) * 1997-12-23 2000-10-10 Montell North America Inc. Catalyst for the polymerization of alpha-olefins containing substituted amino silane compounds
US7153915B2 (en) * 2003-01-15 2006-12-26 Rohm And Haas Company Precision fragmentation assemblages and olefin polymerization catalysts made therefrom
EP2174962B1 (en) 2008-10-08 2011-11-30 Borealis AG A method to produce very stiff polypropylene
EP2174965B1 (en) 2008-10-08 2013-05-29 Borealis AG Preparation of propylene copolymer with dynamically operated reactor
ES2560803T3 (es) 2008-12-29 2016-02-22 Borealis Ag Cable de polipropileno blando modificado con resistencia al blanqueamiento por tensión mejorada
EP2216347A1 (en) 2009-01-30 2010-08-11 Borealis AG A method of catalyst transitions in olefin polymerizations
ATE529450T1 (de) 2009-02-25 2011-11-15 Borealis Ag Multimodales polymer aus propylen, zusammensetzung damit und verfahren zur herstellung davon
US20120095154A1 (en) 2009-04-09 2012-04-19 Klaus Bernreitner Thermoplastic polyolefin composition
US7790819B1 (en) 2009-04-13 2010-09-07 Formosa Plastics Corporation, U.S.A. Bicyclic organosilicon compounds as electron donors for polyolefin catalysts
US7619049B1 (en) 2009-04-13 2009-11-17 Formosa Plastics Corporation, U.S.A. Cyclic organosilicon compounds as electron donors for polyolefin catalysts
EP2452975A1 (en) 2010-11-12 2012-05-16 Borealis AG Soft heterophasic propylene copolymers
EP2452920A1 (en) 2010-11-12 2012-05-16 Borealis AG A method for recovering transition metal tetrahalide and hydrocarbons from a waste stream
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
EP2452960B1 (en) 2010-11-12 2015-01-07 Borealis AG Process for preparing propylene polymers with an ultra high melt flow rate
EP2452957A1 (en) 2010-11-12 2012-05-16 Borealis AG Improved process for producing heterophasic propylene copolymers
EP2452956A1 (en) 2010-11-12 2012-05-16 Borealis AG Improved process for polymerising propylene
PT2495038T (pt) 2011-03-02 2020-11-06 Borealis Ag Conjunto de reator flexível para polimerização de olefinas
ES2813282T3 (es) 2011-03-02 2021-03-23 Borealis Ag Conjunto de reactor de alto rendimiento para la polimerización de olefinas
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
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
US9815918B2 (en) 2012-03-19 2017-11-14 Formosa Plastics Corporation, U.S.A. Catalyst component for high activity and high stereoselectivity in olefin polymerization
US8575283B1 (en) 2012-06-28 2013-11-05 Formosa Plastics Corporation, U.S.A. Heterocyclic organic compounds as electron donors for polyolefin catalysts
WO2014032794A1 (en) 2012-08-29 2014-03-06 Borealis Ag Reactor assembly and method for polymerization of olefins
EP2719725B1 (en) 2012-10-11 2018-12-05 Abu Dhabi Polymers Company Limited (Borouge) Nucleated polypropylene composition for containers
EP2745927A1 (en) 2012-12-21 2014-06-25 Borealis AG Fluidized bed reactor with internal moving bed reaction unit
EP2745926A1 (en) 2012-12-21 2014-06-25 Borealis AG Gas phase polymerization and reactor assembly comprising a fluidized bed reactor and an external moving bed reactor
EP2749580B1 (en) 2012-12-28 2016-09-14 Borealis AG Process for producing copolymers of propylene
EP2787034A1 (en) 2013-04-05 2014-10-08 Borealis AG High stiffness polypropylene compositions
EP2796474B1 (en) 2013-04-22 2018-01-10 Borealis AG Multistage process for producing polypropylene compositions
PL2796501T3 (pl) 2013-04-22 2017-01-31 Abu Dhabi Polymers Company Limited (Borouge) Wielomodalna polipropylenowa kompozycja do zastosowań do rur
TR201808436T4 (tr) 2013-04-22 2018-07-23 Abu Dhabi Polymers Co Ltd Borouge Boru uygulamaları için geliştirilmiş darbe dayanımına sahip polipropilen kompozisyonu.
PL2796498T3 (pl) 2013-04-22 2019-03-29 Abu Dhabi Polymers Company Limited (Borouge) Multimodalna kompozycja polipropylenowa do zastosowania w rurach
EP2796502A1 (en) 2013-04-22 2014-10-29 Abu Dhabi Polymers Company Limited (Borouge) Propylene random copolymer composition for pipe applications
ES2628082T3 (es) 2013-04-22 2017-08-01 Borealis Ag Procedimiento con múltiples etapas para producir composiciones de polipropileno resistentes a baja temperatura
EP2796500B1 (en) 2013-04-22 2018-04-18 Abu Dhabi Polymers Company Limited (Borouge) Propylene random copolymer composition for pipe applications
EP2796472B1 (en) 2013-04-22 2017-06-28 Borealis AG Two-stage process for producing polypropylene compositions
WO2015022127A1 (en) 2013-08-14 2015-02-19 Borealis Ag Propylene composition with improved impact resistance at low temperature
CN105452363B (zh) 2013-08-21 2018-06-12 博里利斯股份公司 具有高刚性和韧性的高流动聚烯烃组合物
JP6190961B2 (ja) 2013-08-21 2017-08-30 ボレアリス・アクチェンゲゼルシャフトＢｏｒｅａｌｉｓ Ａｇ 高い剛性および靭性を有する高流動ポリオレフィン組成物
EP2853562A1 (en) 2013-09-27 2015-04-01 Borealis AG Two-stage process for producing polypropylene compositions
EP2853563B1 (en) 2013-09-27 2016-06-15 Borealis AG Films suitable for BOPP processing from polymers with high XS and high Tm
EP2860031B1 (en) 2013-10-11 2016-03-30 Borealis AG Machine direction oriented film for labels
EP2865713B1 (en) 2013-10-24 2016-04-20 Borealis AG Blow molded article based on bimodal random copolymer
EP3060589B9 (en) 2013-10-24 2018-04-18 Borealis AG Low melting pp homopolymer with high content of regioerrors and high molecular weight
EP3063185B9 (en) 2013-10-29 2017-11-15 Borealis AG Solid single site catalysts with high polymerisation activity
EA031527B1 (ru) 2013-11-22 2019-01-31 Бореалис Аг Гомополимер пропилена с низкой эмиссией и с высокой скоростью течения расплава
US9828698B2 (en) 2013-12-04 2017-11-28 Borealis Ag Phthalate-free PP homopolymers for meltblown fibers
US9637602B2 (en) 2013-12-18 2017-05-02 Borealis Ag BOPP film with improved stiffness/toughness balance
EP2886600B1 (en) 2013-12-19 2018-05-30 Abu Dhabi Polymers Co. Ltd (Borouge) LLC. Multimodal polypropylene with respect to comonomer content
KR101895142B1 (ko) 2013-12-24 2018-09-04 아부 다비 폴리머스 씨오. 엘티디 (보르쥬) 엘엘씨. 고무 설계에 의한 저온에서의 우수한 충격 강도
WO2015107020A1 (en) 2014-01-17 2015-07-23 Borealis Ag Process for preparing propylene/1-butene copolymers
ES2827285T3 (es) 2014-02-06 2021-05-20 Borealis Ag Copolímeros blandos con alta resistencia al impacto
EP3102634B1 (en) 2014-02-06 2019-12-04 Borealis AG Soft and transparent impact copolymers
EP2907841A1 (en) 2014-02-14 2015-08-19 Borealis AG Polypropylene composite
EP2913346B1 (en) 2014-02-28 2016-11-02 Borealis AG Process for polymerizing olefins in a fluidized bed
EP2913345B1 (en) 2014-02-28 2016-11-02 Borealis AG Gas phase polymerization process
EP2933291A1 (en) 2014-04-17 2015-10-21 Borealis AG Propylene copolymer composition for pipe applications
JP6324537B2 (ja) 2014-05-12 2018-05-16 ボレアリス エージー 光起電力モジュールの層を製造するためのポリプロピレン組成物
ES2659731T3 (es) 2014-05-20 2018-03-19 Borealis Ag Composición de polipropileno para aplicaciones en interiores de automóviles
EP2995631A1 (en) 2014-09-12 2016-03-16 Borealis AG Process for producing graft copolymers on polyolefin backbone
US9593184B2 (en) 2014-10-28 2017-03-14 Formosa Plastics Corporation, Usa Oxalic acid diamides as modifiers for polyolefin catalysts
EP3018155A1 (en) 2014-11-05 2016-05-11 Borealis AG Branched polypropylene for film applications
ES2635519T3 (es) 2014-11-21 2017-10-04 Borealis Ag Procedimiento para producir gránulos de copolímeros blandos
PT3103818T (pt) 2015-06-12 2018-10-19 Borealis Ag Processo e aparelho para polimerização de olefinas em fase gasosa
EP3124567A1 (en) 2015-07-30 2017-02-01 Borealis AG Polypropylene based hot-melt adhesive composition
US10344153B2 (en) 2015-07-30 2019-07-09 Borealis Ag Polypropylene composition with improved hot-tack force
EP3147324B1 (en) 2015-09-28 2018-09-26 Borealis AG Polypropylene pipes with improved pressure resistance
US10676604B2 (en) 2015-10-21 2020-06-09 Borealis Ag Long-branched polypropylene composition with increased melt strength stability
EA201800273A1 (ru) 2015-10-28 2018-10-31 Бореалис Аг Композиция полипропилена для элемента слоя
EP3178853B1 (en) 2015-12-07 2018-07-25 Borealis AG Process for polymerising alpha-olefin monomers
EP3184166A1 (en) 2015-12-22 2017-06-28 Borealis AG A method for withdrawing agglomerates from a fluidised bed reactor
EP3184167B8 (en) 2015-12-22 2022-03-30 Borealis AG A method for returning polymer to a fluidised bed reactor
EP3187512A1 (en) 2015-12-31 2017-07-05 Borealis AG Process for preparing propylene copolymer compositions
US9777084B2 (en) 2016-02-19 2017-10-03 Formosa Plastics Corporation, Usa Catalyst system for olefin polymerization and method for producing olefin polymer
JP6726289B2 (ja) 2016-03-14 2020-07-22 ボレアリス エージー 難燃剤を含むポリプロピレン組成物
EP3243622B1 (en) 2016-05-13 2020-09-09 Borealis AG Process for hydraulic conveying of polyolefin pellets
EP3281973A1 (en) 2016-08-11 2018-02-14 Borealis AG Polypropylene composition with flame retardant activity
US11427660B2 (en) 2016-08-17 2022-08-30 Formosa Plastics Corporation, Usa Organosilicon compounds as electron donors for olefin polymerization catalysts and methods of making and using same
US9815920B1 (en) 2016-10-14 2017-11-14 Formosa Plastics Corporation, Usa Olefin polymerization catalyst components and process for the production of olefin polymers therewith
TWI696654B (zh) 2016-11-09 2020-06-21 奧地利商柏列利斯股份公司 聚丙烯組成物
CN110234502A (zh) 2017-02-01 2019-09-13 博里利斯股份公司 包括层元件的制品
US10822438B2 (en) 2017-05-09 2020-11-03 Formosa Plastics Corporation Catalyst system for enhanced stereo-specificity of olefin polymerization and method for producing olefin polymer
US10124324B1 (en) 2017-05-09 2018-11-13 Formosa Plastics Corporation, Usa Olefin polymerization catalyst components and process for the production of olefin polymers therewith
EP3418309A1 (en) 2017-06-20 2018-12-26 Borealis AG A method, an arrangement and use of an arrangement of preparing polymer
EP3418308B1 (en) 2017-06-20 2020-03-11 Borealis AG A method, an arrangement and use of an arrangement for olefin polymerisation
EP3418310B1 (en) 2017-06-23 2020-04-08 Borealis AG Process and apparatus for removing polymer material from a gas-solids olefin polymerization reactor
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
DK3473674T3 (da) 2017-10-19 2022-06-20 Abu Dhabi Polymers Co Ltd Borouge Llc Polypropylensammensætning
EP3479896A1 (en) 2017-11-03 2019-05-08 Borealis AG Polymerization reactor system comprising at least one withdrawal valve
EP3483189A1 (en) 2017-11-14 2019-05-15 Borealis AG Automated method for terminating an olefin polymerization reaction under emergency conditions
ES2795985T3 (es) 2017-11-17 2020-11-25 Borealis Ag Procedimiento de división del gas de fluidización de retorno en un reactor de polimerización de olefinas de gas sólidos
EP3486261B1 (en) 2017-11-17 2020-06-24 Borealis AG Method for improving the cooling capacity of a gas solids olefin polymerization reactor
US20210171749A1 (en) 2018-05-18 2021-06-10 Abu Dhabi Polymers Co. Ltd (Borouge) Llc. Improving rheological properties of thermoplastic polyolefin compositions
US11990859B2 (en) 2018-05-28 2024-05-21 Borealis Ag Devices for a photovoltaic (PV) module
CN112135845B (zh) 2018-06-14 2024-07-09 博里利斯股份公司 用于在具有改善的热均质性的气相反应器中聚合烯烃的方法
US11680114B2 (en) 2018-07-19 2023-06-20 Borealis Ag Process for the preparation of an UHMWPE homopolymer
CN112424235B (zh) 2018-08-02 2023-04-21 北欧化工公司 在多阶段聚合工艺中聚合乙烯的方法
EP3608364A1 (en) 2018-08-06 2020-02-12 Borealis AG Multimodal propylene random copolymer based composition suitable as hot melt adhesive composition
US20210277290A1 (en) 2018-08-06 2021-09-09 Borealis Ag Propylene random copolymer based hot melt adhesive composition
EP3856794A1 (en) 2018-09-28 2021-08-04 Borealis AG A multi-stage process for producing a c2 to c8 olefin polymer composition
WO2020064568A1 (en) 2018-09-28 2020-04-02 Borealis Ag Process for producing a prepolymerized solid ziegler-natta catalyst
EP3873954A1 (en) 2018-10-31 2021-09-08 Borealis AG Polyethylene composition for high pressure resistant pipes with improved homogeneity
EP3647645A1 (en) 2018-10-31 2020-05-06 Borealis AG Polyethylene composition for high pressure resistant pipes
EP3887406B1 (en) 2018-11-30 2024-07-17 Borealis AG Washing process
CA3142431A1 (en) 2019-06-04 2020-12-10 Borealis Ag Process and reactor assembly for the enhancement of hydrodynamics in a gas-solids fluidized bed reactor
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
EP3868793B1 (en) 2020-02-24 2026-01-07 Borealis GmbH Process for producing alpha-olefin polymers in a multistage polymerization process
EP4157635A1 (en) 2020-05-25 2023-04-05 Borealis AG Layer element suitable as integrated backsheet for a bifacial photovoltaic module
ES2987883T3 (es) 2020-05-25 2024-11-18 Borealis Ag Elemento de capa adecuado como elemento de lámina posterior integrado de un módulo fotovoltaico
EP4144435A1 (en) 2021-09-01 2023-03-08 Borealis AG Gas phase polymerization process with improved gas recycling
EP4389783A1 (en) 2022-12-20 2024-06-26 Borealis AG Catalyst transition process
EP4389776A1 (en) 2022-12-20 2024-06-26 Borealis AG Process
EP4389820A1 (en) 2022-12-21 2024-06-26 Borealis AG Polypropylene random copolymer compositions with improved impact resistance for pipe applications
WO2024223777A1 (en) 2023-04-26 2024-10-31 Borealis Ag Layer element suitable as integrated backsheet for a bifacial photovoltaic module
WO2024223775A1 (en) 2023-04-26 2024-10-31 Borealis Ag Layer element suitable as integrated backsheet for a bifacial photovoltaic module
US20250066513A1 (en) 2023-08-23 2025-02-27 Formosa Plastics Corporation, U.S.A. Catalyst System For Enhanced Stereo-Specificity Of Olefin Polymerization
US20250066514A1 (en) 2023-08-24 2025-02-27 Formosa Plastics Corporation, U.S.A. Catalysts component and process for the production of polypropylene having high melt flow rate with high isotacticity
US20250109218A1 (en) 2023-09-29 2025-04-03 Formosa Plastics Corporation, U.S.A. Method for preparing catalyst component for polymerization of polyolefin without the use of internal electron donors
US20250115687A1 (en) 2023-10-06 2025-04-10 Formosa Plastics Corporation, U.S.A. Production method for solid catalyst component for polymerizing olefins, and catalyst for polymerizaing olefins
US20250115686A1 (en) 2023-10-09 2025-04-10 Formosa Plastics Corporation, U.S.A. Olefin polymerization catalyst components containing silane and process for the production of polypropylene having high isotacticity at high melt flow rate
WO2025125458A1 (en) 2023-12-12 2025-06-19 Abu Dhabi Polymers Co. Ltd (Borouge) - Sole Proprietorship L.L.C. Modified polyethylene having improved hydrostatic pressure resistance and slow crack growth resistance
EP4570856A1 (en) 2023-12-14 2025-06-18 Borealis AG Polypropylene random copolymer compositions with improved impact resistance for pipe applications
US20250297039A1 (en) 2024-03-19 2025-09-25 Formosa Plastics Corporation, U.S.A. Olefin polymerization catalyst components containing diglycidylester components and its use for the production of polypropylene having high isotacticity at high melt flow rate
WO2025219499A1 (en) 2024-04-18 2025-10-23 Borealis Gmbh Processes for polymerising olefins
EP4644436A1 (en) 2024-05-03 2025-11-05 Borealis GmbH Heterophasic propylene-ethylene copolymer having excellent stiffness-impact strength balance, optical properties and stress whitening performance
WO2025262147A1 (en) 2024-06-19 2025-12-26 Borealis Gmbh Processes for polymerising olefins
WO2026002813A1 (en) 2024-06-24 2026-01-02 Borealis Gmbh Processes for polymerising olefins

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3591656A (en) * 1969-01-24 1971-07-06 Exxon Research Engineering Co Heterogeneous catalyst process
US4013823A (en) * 1972-06-09 1977-03-22 The B. F. Goodrich Company Process for preparing elastomeric copolymers of ethylene and higher alpha-olefins
US3953414A (en) * 1972-09-13 1976-04-27 Montecatini Edison S.P.A., Catalysts for the polymerization of olefins to spherically shaped polymers
US4107415A (en) * 1972-09-26 1978-08-15 Montecatini Edison S.P.A. Process for the stereospecific polymerization of alpha-olefins
IT1042667B (it) * 1975-09-18 1980-01-30 Montedison Spa Catalizzatori per la polimerizzazione di olefine a polimeri in forma seroidale
GB1527736A (en) * 1975-11-20 1978-10-11 Mitsui Petrochemical Ind Process for preparing a polymerisation catalyst component
IT1054410B (it) * 1975-11-21 1981-11-10 Mitsui Petrochemical Ind Catalizzatori per la polimerizzazione delle alfa olefine
JPS5379984A (en) * 1976-12-24 1978-07-14 Mitsui Petrochem Ind Ltd Copolymer and production
JPS5441985A (en) * 1977-09-09 1979-04-03 Mitsui Petrochem Ind Ltd Polymerization or copolymerization of olefin
US4293673A (en) * 1978-12-28 1981-10-06 Union Carbide Corporation Spheroidal polymerization catalyst, process for preparing, and use for ethylene polymerization
US4252670A (en) * 1979-01-10 1981-02-24 Imperial Chemical Industries Limited Olefine polymerization catalyst
US4376062A (en) * 1979-11-28 1983-03-08 Union Carbide Corporation Spheroidal polymerization catalyst, process for preparing, and use for ethylene polymerization
EP0037182B2 (en) * 1980-03-24 1991-06-12 Imperial Chemical Industries Plc Preparation of a dried transition metal product

Also Published As

Publication number Publication date
EP0072129A3 (en) 1984-02-08
DE3271544D1 (en) 1986-07-10
EP0072129A2 (en) 1983-02-16
NO162910B (no) 1989-11-27
NO162910C (no) 1990-03-07
ATE20239T1 (de) 1986-06-15
AU560550B2 (en) 1987-04-09
JPS637562B2 (Direct) 1988-02-17
US4465782A (en) 1984-08-14
US4533707A (en) 1985-08-06
CA1193242A (en) 1985-09-10
EP0072129B1 (en) 1986-06-04
AU8694582A (en) 1983-02-10
EP0072129B2 (en) 1990-02-28
NO822689L (no) 1983-02-08
ZA825733B (en) 1983-06-29

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