BR8300672A - Catalisadores para a (co) polimerizacao de alfa-olefinas ch2=chr - Google Patents

Catalisadores para a (co) polimerizacao de alfa-olefinas ch2=chr

Info

Publication number
BR8300672A
BR8300672A BR8300672A BR8300672A BR8300672A BR 8300672 A BR8300672 A BR 8300672A BR 8300672 A BR8300672 A BR 8300672A BR 8300672 A BR8300672 A BR 8300672A BR 8300672 A BR8300672 A BR 8300672A
Authority
BR
Brazil
Prior art keywords
chr
olefins
catalysts
alpha
polymerization
Prior art date
Application number
BR8300672A
Other languages
English (en)
Inventor
Enrico Albizzati
Sandro Parodi
Pier Camillo Barbe
Original Assignee
Montedison Spa
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 Montedison Spa filed Critical Montedison Spa
Publication of BR8300672A publication Critical patent/BR8300672A/pt

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

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)
BR8300672A 1982-02-12 1983-02-10 Catalisadores para a (co) polimerizacao de alfa-olefinas ch2=chr BR8300672A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT19623/82A IT1190682B (it) 1982-02-12 1982-02-12 Catalizzatori per la polimerizzazione di olefine

Publications (1)

Publication Number Publication Date
BR8300672A true BR8300672A (pt) 1983-11-08

Family

ID=11159781

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8300672A BR8300672A (pt) 1982-02-12 1983-02-10 Catalisadores para a (co) polimerizacao de alfa-olefinas ch2=chr

Country Status (14)

Country Link
US (1) US4473660A (pt)
EP (1) EP0086472B1 (pt)
JP (1) JPH07103172B2 (pt)
AR (1) AR240052A1 (pt)
AT (1) ATE27285T1 (pt)
AU (1) AU557793B2 (pt)
BR (1) BR8300672A (pt)
CA (1) CA1196905A (pt)
DE (1) DE3371637D1 (pt)
ES (1) ES8403141A1 (pt)
IN (1) IN159874B (pt)
IT (1) IT1190682B (pt)
MX (1) MX196251A (pt)
PT (1) PT76226B (pt)

Families Citing this family (160)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6777508B1 (en) 1980-08-13 2004-08-17 Basell Poliolefine Italia S.P.A. Catalysts for the polymerization of olefins
IT1195953B (it) * 1982-09-10 1988-11-03 Montedison Spa Componenti e catalizzatori per la polimerizzazione di olefine
IT1178466B (it) * 1984-03-20 1987-09-09 Montedison Spa Catalizzatori per la omo e copolimerizzazione dell'etilene e polimeri ottenuti
US4866022A (en) * 1984-03-23 1989-09-12 Amoco Corporation Olefin polymerization catalyst
US4988656A (en) * 1984-03-23 1991-01-29 Amoco Corporation Olefin polymerization catalyst
JPH0655782B2 (ja) * 1984-07-31 1994-07-27 東燃株式会社 オレフイン重合用触媒成分
IT1206134B (it) * 1984-09-27 1989-04-14 Himont Inc Catalizzatori per la polimerizzazione di olefine.
DE3682928D1 (de) * 1985-03-08 1992-01-30 Mitsubishi Petrochemical Co Verfahren zum polymerisieren von aethylen.
FR2591602B1 (fr) * 1985-12-18 1988-02-26 Atochem Procede de traitement de catalyseurs spheriques de polymerisation des olefines. application du catalyseur obtenu a la polymerisation des olefines.
US4829038A (en) * 1986-06-17 1989-05-09 Amoco Corporation Alpha-olefin polymerization catalyst system including an advantageous modifier component
US5166340A (en) * 1989-07-26 1992-11-24 Himont Incorporated Organosilane compounds
IT1241062B (it) * 1990-01-10 1993-12-29 Himont Inc Componenti e catalizzatori per la polimerizzazione di olefine
US5104837A (en) * 1990-03-16 1992-04-14 Phillips Petroleum Company Catalyst and polymerization of olefins
US5102842A (en) * 1990-08-23 1992-04-07 Himont Incorporated Catalyst for the polymerization of alpha-olefins containing trifluoropropyl substituted silane compounds
FI86548C (fi) * 1990-11-07 1992-09-10 Neste Oy Foerbaettrad stereoselektiv katalysator foer polymerisation av olefiner.
US5234879A (en) * 1990-12-19 1993-08-10 Neste Oy Method for the modification of catalysts intended for the polymerization of olefins
US5710229A (en) * 1991-05-09 1998-01-20 Borealis Holding A/S Large-pole polyolefin, a method for its production and a procatalyst containing a transesterification product of a lower alcohol and a phthalic acid ester
US5767215A (en) * 1991-05-09 1998-06-16 Borealis Holding A/S Coarse-grained polyolefin, its production method and a catalyst used in the method
IT1255523B (it) * 1992-09-24 1995-11-09 Himont Inc Componenti e catalizzatori per la polimerizzazione di olefine
US6686433B1 (en) 1994-02-04 2004-02-03 Exxonmobil Chemical Patents Inc. Dual donor catalyst system for the polymerization of olefins
WO1995021203A1 (en) * 1994-02-04 1995-08-10 Exxon Chemical Patents Inc. Dual donor catalyst system for the polymerization of olefins
US5869418A (en) * 1994-05-31 1999-02-09 Borealis Holding A/S Stereospecific catalyst system for polymerization of olefins
KR100513948B1 (ko) 1996-05-06 2005-10-21 바셀 테크놀로지 캄파니 비이브이 조절된박리강도를갖는열-봉합성필름용폴리올레핀조성물
FI104089B1 (fi) 1996-11-15 1999-11-15 Borealis As Prosessi propeenin homo- tai kopolymeerien valmistamiseksi
TW396168B (en) * 1997-08-28 2000-07-01 Toho Titanium K K Solid catalyst component and catalyst for polymerization of olefins
US6130180A (en) * 1997-12-23 2000-10-10 Montell North America Inc. Catalyst for the polymerization of alpha-olefins containing substituted amino silane compounds
US6087459A (en) * 1998-05-14 2000-07-11 Exxon Chemical Patents Inc. Polymeric materials formed using blends of electron donors
US6093673A (en) * 1999-09-27 2000-07-25 Equistar Chemicals, Lp Polymerization system with organosilicon compound
JP4758583B2 (ja) 1999-12-22 2011-08-31 バセル テクノロジー カンパニー ビー．ブイ． 芳香族シラン化合物を含むα−オレフィン重合触媒系
US6399707B1 (en) 2000-09-29 2002-06-04 Exxonmobil Chemical Patents Inc. Impact copolymer and plastomer blend
KR100389476B1 (ko) * 2000-11-09 2003-06-27 삼성종합화학주식회사 에틸렌 중합체 및 공중합체 제조방법
US6566294B2 (en) 2000-12-21 2003-05-20 Exxonmobil Chemical Patents Inc. Multi-donor catalyst system for the polymerization of olefins
US6657024B1 (en) 2002-09-03 2003-12-02 Fina Technology, Inc. Polymerization catalyst system using n-butylmethyldimethoxysilane for preparation of polypropylene film grade resins
US7078468B2 (en) * 2003-06-27 2006-07-18 Fina Technology, Inc. Polymerization catalyst system using di-sec-butyldimethoxysilane for preparation of polypropylene
CA2560348C (en) * 2004-04-07 2013-05-28 Union Carbide Chemicals & Plastics Technology Corporation Method of controlling olefin polymerization
CN100390206C (zh) * 2005-02-02 2008-05-28 北京金鼎科化工科技有限公司 一种催化剂活性组分及包含该活性组分的催化剂
EP1717269A1 (en) 2005-04-28 2006-11-02 Borealis Technology Oy Alpha-olefin homo-or copolymer compositions
WO2008082954A1 (en) * 2006-12-29 2008-07-10 Fina Technology, Inc. Succinate-containing polymerization catalyst system using n-butylmethyldimethoxysilane for preparation of polypropylene film grade resins
KR101040388B1 (ko) * 2007-01-30 2011-06-09 주식회사 엘지화학 트리옥사실로칸을 포함하는 올레핀 중합용 촉매 및 이를이용한 올레핀 중합 방법
EP2174965B1 (en) * 2008-10-08 2013-05-29 Borealis AG Preparation of propylene copolymer with dynamically operated reactor
ATE535554T1 (de) 2008-10-08 2011-12-15 Borealis Ag Verfahren zur herstellung von sehr steifem polyproylen
EP2370515B1 (en) 2008-12-29 2015-11-25 Borealis AG Cable of modified soft polypropylene with improved stress whitening resistance
EP2216347A1 (en) 2009-01-30 2010-08-11 Borealis AG A method of catalyst transitions in olefin polymerizations
EP2223943B1 (en) 2009-02-25 2011-10-19 Borealis AG Multimodal polymer of propylene, composition containing the same and a process for manufacturing the same
WO2010115878A1 (en) 2009-04-09 2010-10-14 Borealis Ag Thermoplastic polyolefin composition
US7619049B1 (en) 2009-04-13 2009-11-17 Formosa Plastics Corporation, U.S.A. Cyclic organosilicon compounds as electron donors for polyolefin catalysts
US7790819B1 (en) 2009-04-13 2010-09-07 Formosa Plastics Corporation, U.S.A. Bicyclic organosilicon compounds as electron donors for polyolefin catalysts
RU2554093C2 (ru) 2010-06-10 2015-06-27 ИНЕОС ТЕКНОЛОДЖИС ЮЭсЭй ЭлЭлСи Регулирование распределения h2 в горизонтальном реакторе с перемешиванием слоя
EP2452956A1 (en) 2010-11-12 2012-05-16 Borealis AG Improved process for polymerising propylene
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
EP2452975A1 (en) 2010-11-12 2012-05-16 Borealis AG Soft heterophasic propylene copolymers
EP2452959B1 (en) 2010-11-12 2015-01-21 Borealis AG Process for producing propylene random copolymers and their use
EP2452920A1 (en) 2010-11-12 2012-05-16 Borealis AG A method for recovering transition metal tetrahalide and hydrocarbons from a waste stream
EP2452957A1 (en) 2010-11-12 2012-05-16 Borealis AG Improved process for producing heterophasic propylene copolymers
HUE052511T2 (hu) 2011-03-02 2021-05-28 Borealis Ag Eljárás polimerek elõállítására
EP2495037B1 (en) 2011-03-02 2020-08-19 Borealis AG High throughput reactor assembly for polymerization of olefins
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
US10654947B2 (en) 2011-10-28 2020-05-19 Formosa Plastics Corporation, Usa Cyclic organosilicon compounds as electron donors in Zeigler-Natta catalyst systems for producing propylene polymer having high melt-flowability
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
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
CN104583244B (zh) 2012-09-24 2017-10-24 印度石油有限公司 烯烃聚合用催化剂及其制备方法
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
US9738761B2 (en) 2013-01-29 2017-08-22 Ineos Europe Ag Injection moulded polypropylene articles
EP2787034A1 (en) 2013-04-05 2014-10-08 Borealis AG High stiffness polypropylene compositions
EP2796499B1 (en) 2013-04-22 2018-05-30 Abu Dhabi Polymers Company Limited (Borouge) Polypropylene composition with improved impact resistance for pipe applications
PL2796501T3 (pl) 2013-04-22 2017-01-31 Abu Dhabi Polymers Company Limited (Borouge) Wielomodalna polipropylenowa kompozycja do zastosowań do rur
ES2632593T3 (es) 2013-04-22 2017-09-14 Borealis Ag Procedimiento de dos fases de producción de composiciones de polipropileno
EP2796502A1 (en) 2013-04-22 2014-10-29 Abu Dhabi Polymers Company Limited (Borouge) Propylene random copolymer composition for pipe applications
EP2796498B1 (en) 2013-04-22 2018-09-12 Abu Dhabi Polymers Company Limited (Borouge) Multimodal polypropylene composition for pipe applications
PL2796500T3 (pl) 2013-04-22 2018-12-31 Abu Dhabi Polymers Company Limited (Borouge) Kompozycja kopolimeru przypadkowego propylenu do zastosowań do rur
EP2796474B1 (en) 2013-04-22 2018-01-10 Borealis AG Multistage process for producing polypropylene compositions
ES2628082T3 (es) 2013-04-22 2017-08-01 Borealis Ag Procedimiento con múltiples etapas para producir composiciones de polipropileno resistentes a baja temperatura
EP3033389B1 (en) 2013-08-14 2017-10-11 Borealis AG Propylene composition with improved impact resistance at low temperature
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
US9890275B2 (en) 2013-08-21 2018-02-13 Borealis Ag High flow polyolefin composition with high stiffness and toughness
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
EP3060589B9 (en) 2013-10-24 2018-04-18 Borealis AG Low melting pp homopolymer with high content of regioerrors and high molecular weight
EP2865713B1 (en) 2013-10-24 2016-04-20 Borealis AG Blow molded article based on bimodal random copolymer
CN105722869B (zh) 2013-10-29 2017-09-12 北欧化工公司 具有高聚合活性的固体单点催化剂
BR112016009549B1 (pt) 2013-11-22 2021-07-27 Borealis Ag Homopolímero de propileno de baixa emissão com alto índice de fluidez
BR112016011829B1 (pt) 2013-12-04 2022-01-18 Borealis Ag Composição de polipropileno, fibra e trama soprada em fusão, artigo e uso da composição de polipropileno
EP3083777B1 (en) 2013-12-18 2019-04-24 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
CN106459529B (zh) 2013-12-24 2021-03-16 阿布扎比聚合物有限责任公司(博禄) 通过橡胶设计的优良的低温冲击强度
EP3094660B1 (en) 2014-01-17 2018-12-19 Borealis AG Process for preparing propylene/1-butene copolymers
WO2015117948A1 (en) 2014-02-06 2015-08-13 Borealis Ag Soft and transparent impact copolymers
WO2015117958A1 (en) 2014-02-06 2015-08-13 Borealis Ag Soft copolymers with high impact strength
EP2907841A1 (en) 2014-02-14 2015-08-19 Borealis AG Polypropylene composite
EP2913345B1 (en) 2014-02-28 2016-11-02 Borealis AG Gas phase polymerization process
EP2913346B1 (en) 2014-02-28 2016-11-02 Borealis AG Process for polymerizing olefins in a fluidized bed
EP2933291A1 (en) 2014-04-17 2015-10-21 Borealis AG Propylene copolymer composition for pipe applications
ES2659731T3 (es) 2014-05-20 2018-03-19 Borealis Ag Composición de polipropileno para aplicaciones en interiores de automóviles
SG10201811398TA (en) 2014-06-25 2019-02-27 Exxonmobil Chemical Patents Inc High melt strength polypropylene and extrusion process for preserving melt strength
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
US10294312B2 (en) 2014-12-12 2019-05-21 Exxonmobil Research And Engineering Company Olefin polymerization catalyst system comprising mesoporous organosilica support
CN107429021A (zh) 2015-05-29 2017-12-01 埃克森美孚化学专利公司 包含宽分子量分布聚丙烯的热塑性硫化胶
HUE039059T2 (hu) 2015-06-12 2018-12-28 Borealis Ag Eljárás és berendezés olefinek gázfázisban történõ polimerizálására
MX2018000765A (es) 2015-07-30 2018-05-15 Borealis Ag Composicion de polipropileno con fuerza de adhesion en caliente mejorada.
EP3124567A1 (en) 2015-07-30 2017-02-01 Borealis AG Polypropylene based hot-melt adhesive composition
EP3147324B1 (en) 2015-09-28 2018-09-26 Borealis AG Polypropylene pipes with improved pressure resistance
KR102112981B1 (ko) 2015-10-21 2020-05-21 보레알리스 아게 용융 강도 안정성이 증가한 장쇄 분지형 폴리프로필렌 조성물
JP6793739B2 (ja) 2015-10-28 2020-12-02 ボレアリス エージー 層要素用ポリプロピレン組成物
EP3178853B1 (en) 2015-12-07 2018-07-25 Borealis AG Process for polymerising alpha-olefin monomers
EP3184167B8 (en) 2015-12-22 2022-03-30 Borealis AG A method for returning polymer to a fluidised bed reactor
EP3184166A1 (en) 2015-12-22 2017-06-28 Borealis AG A method for withdrawing agglomerates from 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
CA3015681A1 (en) 2016-03-14 2017-09-21 Borealis Ag Polypropylene composition comprising flame retardant
EP3243622B1 (en) 2016-05-13 2020-09-09 Borealis AG Process for hydraulic conveying of polyolefin pellets
WO2018022263A1 (en) 2016-07-29 2018-02-01 Exxonmobil Chemical Patents Inc. Polymerization processes using high molecular weight polyhydric quenching agents
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
JP7356905B2 (ja) 2016-11-09 2023-10-05 ボレアリス エージー ポリプロピレン組成物
AU2018216859B2 (en) 2017-02-01 2020-07-23 Borealis Ag Article comprising a layer element
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
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
EP3418309A1 (en) 2017-06-20 2018-12-26 Borealis AG A method, an arrangement and use of an arrangement of preparing polymer
ES2786756T3 (es) 2017-06-20 2020-10-13 Borealis Ag Un método, una disposición y uso de una disposición para la polimerización de olefinas
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
EP3486261B1 (en) 2017-11-17 2020-06-24 Borealis AG Method for improving the cooling capacity of a gas solids olefin polymerization reactor
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
CN112368501B (zh) 2018-05-18 2023-01-31 阿布扎比聚合物有限责任公司(博禄) 改善热塑性聚烯烃组合物的流变性能
CN112119584A (zh) 2018-05-28 2020-12-22 北欧化工公司 用于光伏（pv）模块的装置
EP3807330A1 (en) 2018-06-14 2021-04-21 Borealis AG Process for polymerizing olefin in a gas phase reactor with improved thermal homogeneity
EP3823999A1 (en) 2018-07-19 2021-05-26 Borealis AG Process for the preparation of an uhmwpe homopolymer
US12043687B2 (en) 2018-08-02 2024-07-23 Borealis Ag Process for polymerizing ethylene in a multi-stage polymerization process
US20210277290A1 (en) 2018-08-06 2021-09-09 Borealis Ag Propylene random copolymer based hot melt adhesive composition
EP3608364A1 (en) 2018-08-06 2020-02-12 Borealis AG Multimodal propylene random copolymer based composition suitable as hot melt adhesive composition
EP3856800A1 (en) 2018-09-28 2021-08-04 Borealis AG Process for producing a prepolymerized solid ziegler-natta catalyst
US11897975B2 (en) 2018-09-28 2024-02-13 Borealis Ag Multi-stage process for producing a C2 to C8 olefin polymer composition
EP3647645A1 (en) 2018-10-31 2020-05-06 Borealis AG Polyethylene composition for high pressure resistant pipes
EP3873954A1 (en) 2018-10-31 2021-09-08 Borealis AG Polyethylene composition for high pressure resistant pipes with improved homogeneity
CN113166292A (zh) 2018-11-30 2021-07-23 博里利斯股份公司 洗涤工艺
WO2020231526A1 (en) 2019-05-15 2020-11-19 Exxonmobil Chemical Patents Inc. Polypropylene-based compositions
WO2020244834A1 (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
EP3986608B1 (en) 2019-06-24 2023-08-02 Borealis AG Process for preparing polypropylene with improved recovery
US20230077569A1 (en) 2020-02-17 2023-03-16 Exxonmobil Chemical Patents Inc. Propylene-based polymer compositions having a high molecular weight tail
EP3868793A1 (en) 2020-02-24 2021-08-25 Borealis AG Process for producing alpha-olefin polymers in a multistage polymerization process
EP3915782B1 (en) 2020-05-25 2024-07-17 Borealis AG Layer element suitable as integrated backsheet element of a photovoltaic module
CA3184018A1 (en) 2020-05-25 2021-12-02 Borealis Ag Layer element suitable as integrated backsheet for a bifacial photovoltaic module
EP4144435A1 (en) 2021-09-01 2023-03-08 Borealis AG Gas phase polymerization process with improved gas recycling
WO2024025741A1 (en) 2022-07-27 2024-02-01 Exxonmobil Chemical Patents Inc. Polypropylene compositions with enhanced strain hardening and methods of producing same
EP4389776A1 (en) 2022-12-20 2024-06-26 Borealis AG Process
EP4389783A1 (en) 2022-12-20 2024-06-26 Borealis AG Catalyst transition process
EP4389820A1 (en) 2022-12-21 2024-06-26 Borealis AG Polypropylene random copolymer compositions with improved impact resistance for pipe applications

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3232919A (en) * 1961-11-24 1966-02-01 Eastman Kodak Co Three-component catalyst containing polymeric methyl halide metal reaction product and titanium compound for olefin polymerization
NL160286C (pt) * 1971-06-25
US4156063A (en) * 1971-06-25 1979-05-22 Montecanti Edison, S.p.A. Process for the stereoregular polymerization of alpha olefins
GB1377676A (en) * 1972-09-21 1974-12-18 Ici Ltd Isocyanate compositions
US4107415A (en) * 1972-09-26 1978-08-15 Montecatini Edison S.P.A. Process for the stereospecific polymerization of alpha-olefins
US4174299A (en) * 1975-07-21 1979-11-13 Montedison S.P.A. Catalysts for the polymerization of olefins
IT1054410B (it) * 1975-11-21 1981-11-10 Mitsui Petrochemical Ind Catalizzatori per la polimerizzazione delle alfa olefine
US4180636A (en) * 1976-06-24 1979-12-25 Showa Denko Kabushiki Kaisha Process for polymerizing or co-polymerizing propylene
IT1092448B (it) * 1978-02-09 1985-07-12 Montedison Spa Catalizzatori per la polimerizzazione delle alfa-olefine
JPS5590511A (en) * 1978-12-28 1980-07-09 Mitsubishi Petrochem Co Ltd Preparation of olefin polymer
JPS5641206A (en) * 1979-09-13 1981-04-17 Mitsui Toatsu Chem Inc Polymerization of alpha-olefin
US4312782A (en) * 1980-05-12 1982-01-26 Stauffer Chemical Company Titanium halide catalyst for polymerization

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AR240052A1 (es) 1990-01-31
MX196251A (es) 1994-01-31
ES519705A0 (es) 1984-03-16
IN159874B (pt) 1987-06-13
EP0086472B1 (en) 1987-05-20
PT76226B (en) 1986-01-10
EP0086472A3 (en) 1984-09-05
JPS58147409A (ja) 1983-09-02
IT8219623A0 (it) 1982-02-12
ES8403141A1 (es) 1984-03-16
JPH07103172B2 (ja) 1995-11-08
DE3371637D1 (en) 1987-06-25
EP0086472A2 (en) 1983-08-24
ATE27285T1 (de) 1987-06-15
AU557793B2 (en) 1987-01-08
IT1190682B (it) 1988-02-24
US4473660A (en) 1984-09-25
PT76226A (en) 1983-03-01
AU1128383A (en) 1983-08-18
CA1196905A (en) 1985-11-19

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