MXPA05012157A - Composicion de polimero y procedimiento para fabricar polietileno de alta densidad-de alto peso molecular y peliculas del mismo. - Google Patents

Composicion de polimero y procedimiento para fabricar polietileno de alta densidad-de alto peso molecular y peliculas del mismo.

Info

Publication number
MXPA05012157A
MXPA05012157A MXPA05012157A MXPA05012157A MXPA05012157A MX PA05012157 A MXPA05012157 A MX PA05012157A MX PA05012157 A MXPA05012157 A MX PA05012157A MX PA05012157 A MXPA05012157 A MX PA05012157A MX PA05012157 A MXPA05012157 A MX PA05012157A
Authority
MX
Mexico
Prior art keywords
measured
astm
melt flow
flow index
composition
Prior art date
Application number
MXPA05012157A
Other languages
English (en)
Inventor
Brad A Cobler
Original Assignee
Dow Global Technologies 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=33452310&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=MXPA05012157(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dow Global Technologies Inc filed Critical Dow Global Technologies Inc
Publication of MXPA05012157A publication Critical patent/MXPA05012157A/es

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
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/16—Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • C08F8/00—Chemical modification by after-treatment
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0807—Copolymers of ethene with unsaturated hydrocarbons only containing more than three carbon atoms
    • C08L23/0815—Copolymers of ethene with aliphatic 1-olefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B29C48/404—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders the screws having non-intermeshing parts
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/02—Polymer mixtures characterised by other features containing two or more polymers of the same C08L -group
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2308/00—Chemical blending or stepwise polymerisation process with the same catalyst
    • 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
    • Y10S525/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S525/938—Polymer degradation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polymerisation Methods In General (AREA)
  • Artificial Filaments (AREA)
  • Insulated Conductors (AREA)

Abstract

La presente invencion incluye una composicion de polietileno multimodal que tiene (1) una densidad de por lo menos 0.940 g/cm3 segun medida a traves del metodo D-1505 de ASTM; (2) un indice de flujo de fusion (I5) de aproximadamente 0.2 a aproximadamente 1.5 g/10 minutos (segun medido a traves de ASTM D-1238, medido a 190 degree C y 5 kilogramos); (3) una relacion de indice de flujo de fusion (I21/I5) de aproximadamente 20 a aproximadamente 50; (4) una distribucion de peso molecular, Mw/Mn, de aproximadamente 20 a aproximadamente 40; (5) una estabilidad de burbuja medida en un equipo especificado de acuerdo con condiciones especificadas para una pelicula con un espesor de aproximadamente 6 X 10-6m de por lo menos una velocidad de linea de aproximadamente 1.22 m/s, a una velocidad de salida de por lo menos aproximadamente 45 kg/hora, o por lo menos aproximadamente 0.0000011 kg/s/rps como velocidad de salida especifica, o una combinacion de esto; la composicion comprende; y (6) un impacto de dardo sobre la pelicula de 12.5 micras (1.25 X 10-5m) de por lo menos 300 g; medido de acuerdo con ASTM 1709, Metodo A; (A) una fraccion de peso molecular alto que; (a) esta presente en una cantidad de aproximadamente 30 a aproximadamente 70% en peso (basado en el peso total de la composicion), (b) tiene una densidad de por lo menos aproximadamente 0.860 g/cm3 segun medida por ASTM D-1505; (c) tiene un indice de flujo de fusion (I21) de aproximadamente 0.01 a aproximadamente 50 g/10 minutos (segun medido a traves de ASTM D-1238, medido a 190 degree C y 21.6 kilogramos); y (d) una relacion de indice de flujo de fusion (I21/I5) de aproximadamente 6 a aproximadamente 12; y (B) una fraccion de bajo peso molecular que; (a) esta presente en una cantidad de aproximadamente 30 a aproximadamente 70% en peso (basandose en el peso total de la composicion); (b) tiene una densidad de por lo menos aproximadamente 0.900 g/cm3 segun medida a traves de ASTM D-1505; (c) tiene un indice de flujo de fusion (I2) de aproximadamente 0.5 a aproximadamente 3000 g/10 minutos (segun medido a traves de ASTM D-1238, medido a 190 degree C y 2.16 kilogramos); (d) una relacion de indice de flujo de fusion (I21/I5) de aproximadamente 5 a aproximadamente 15; y (e) se prepara utilizando una relacion molar de alfa-olefina a etileno de menos de o igual a aproximadamente 0.001:1. La invencion tambien incluye un procedimiento para producir un polimero de etileno multimodal, este procedimiento comprende los siguientes pasos: (1) poner en contacto, en un primer reactor de lecho fluidizado de fase de gas, bajo condiciones de polimerizacion y a una temperatura de aproximadamente 70 degree C a aproximadamente 110 degree C, un precursor de catalizador de titanio-magnesio soportado, co-catalizador, y una composicion gaseosa, la composicion gaseosa teniendo: (i) una relacion molar de alfa-olefina a etileno de aproximadamente 0.01:1 a aproximadamente 0.8:1; y opcionalmente (ii) una relacion molar hidrogeno a etileno de aproximadamente 0.001:1 a aproximadamente 0.3:1, para producir un polimero de alto peso molecular (HMW); y (2) transferir el polimero de alto peso molecular del paso 1 a un segundo reactor de lecho fluidizado de fase de gas bajo condiciones de polimerizacion y a una temperatura de aproximadamente 70 degree C a aproximadamente 110 degree C, con una composicion gaseosa teniendo: (i) una relacion molar de alfa-olefina a etileno de aproximadamente 0.0005:1 a aproximadamente 0.01:1:1; y (ii) una relacion molar de hidrogeno (si esta presente) a etileno de aproximadamente 0.01:1 a aproximadamente 3:1 para formar producto de mezcla de polimero; y (3) fundir el producto de mezcla de polimero en un extrusor teniendo una ventilacion de mezclador, en donde, (ii) la ventilacion de mezcla tiene una concentracion de oxigeno de aproximadamente 0.05 a aproximadamente 6% en volumen de oxigeno en nitrogeno; y (ii) la temperatura de extrusion es suficiente para fundir el polimero y lograr su desarrollo en presencia de oxigeno; y (4) hacer pasar la mezcla de polimero fundida a traves de uno o mas tamices activos, en donde en el caso de dos o mas tamices activos, los tamices son colocados en serie, cada tamiz activo teniendo un tamano de retencion de micra de aproximadamente 2 a aproximadamente 70, a un flujo de masa de aproximadamente 1.0 a aproximadamente 20 kg/s/m2 para formar una mezcla de polimero fundida tamizada. La composicion se puede preparar a traves del procedimiento y de preferencia se prepara a traves del procedimiento. La resina exhibe un procesamiento de extrusion mejorado a altas velocidades de linea comercial, mientras se exhibe un excelente equilibrio de estabilidad de burbuja 10, caida de dardo, y FAR, asi como tambien una NCLS excelente con buen modulo de flexion.
MXPA05012157A 2003-05-12 2004-05-05 Composicion de polimero y procedimiento para fabricar polietileno de alta densidad-de alto peso molecular y peliculas del mismo. MXPA05012157A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US46966503P 2003-05-12 2003-05-12
PCT/US2004/013975 WO2004101674A1 (en) 2003-05-12 2004-05-05 Polymer composition and process to manufacture high molecular weight-high density polyethylene and film therefrom

Publications (1)

Publication Number Publication Date
MXPA05012157A true MXPA05012157A (es) 2006-02-08

Family

ID=33452310

Family Applications (1)

Application Number Title Priority Date Filing Date
MXPA05012157A MXPA05012157A (es) 2003-05-12 2004-05-05 Composicion de polimero y procedimiento para fabricar polietileno de alta densidad-de alto peso molecular y peliculas del mismo.

Country Status (13)

Country Link
US (1) US7714072B2 (es)
EP (2) EP1627015B1 (es)
JP (1) JP2007505201A (es)
CN (1) CN100513474C (es)
AR (1) AR044303A1 (es)
AU (1) AU2004239250B2 (es)
BR (1) BRPI0411162A (es)
CA (1) CA2523950C (es)
MX (1) MXPA05012157A (es)
MY (1) MY145341A (es)
PL (2) PL1627015T3 (es)
TW (1) TW200504093A (es)
WO (1) WO2004101674A1 (es)

Families Citing this family (109)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004020524A1 (de) 2004-04-26 2005-11-10 Basell Polyolefine Gmbh Polyethylen und Katalysatorzusammensetzung zu dessen Herstellung
US8202940B2 (en) 2004-08-19 2012-06-19 Univation Technologies, Llc Bimodal polyethylene compositions for blow molding applications
US7892466B2 (en) 2004-08-19 2011-02-22 Univation Technologies, Llc Oxygen tailoring of polyethylene resins
GB0418581D0 (en) 2004-08-20 2004-09-22 Solvay Polymer composition
GB0425444D0 (en) † 2004-11-18 2004-12-22 Solvay Multimodal composition for tapes, fibres and filaments
KR101224323B1 (ko) 2004-12-17 2013-01-21 다우 글로벌 테크놀로지스 엘엘씨 레올로지 개질된 폴리에틸렌 조성물
EP1739691B1 (en) 2005-06-30 2008-12-03 Borealis Technology Oy Outer sheath layer for power or communication cable
US20070007680A1 (en) * 2005-07-05 2007-01-11 Fina Technology, Inc. Methods for controlling polyethylene rheology
JP4768018B2 (ja) * 2005-07-12 2011-09-07 ボレアリス テクノロジー オイ 逆回転２軸押出機
ATE444334T1 (de) * 2005-08-24 2009-10-15 Dow Global Technologies Inc Polyolefinverbindungen, daraus hergestellte artikel und herstellungsverfahren dafür
US7393916B2 (en) 2005-11-01 2008-07-01 Univation Technologies, Llc Method of reducing gels in polyolefins
CA2645508C (en) * 2006-03-10 2014-09-23 Dow Global Technologies Inc. Polyethylene resins for sheet and thermoforming applications
EP1834986A1 (en) * 2006-03-13 2007-09-19 Borealis Technology Oy High density polyethylene
ATE455149T1 (de) 2006-04-07 2010-01-15 Dow Global Technologies Inc Polyolefinverbindungen, daraus hergestellte artikel und herstellungsverfahren dafür
CA2623750C (en) 2006-05-02 2014-08-05 Dow Global Technologies Inc. High-density polyethylene compositions, method of making the same, articles made therefrom, and method of making such articles
WO2008001926A2 (en) * 2006-06-27 2008-01-03 Sumitomo Chemical Company, Limited Resin composition for filament, filament and process for producing the filament
JP2008031431A (ja) * 2006-06-27 2008-02-14 Sumitomo Chemical Co Ltd フィラメント用樹脂組成物、フィラメントおよびフィラメントの製造方法
US7632907B2 (en) * 2006-06-28 2009-12-15 Chevron Phillips Chemical Company Lp Polyethylene film having improved mechanical and barrier properties and method of making same
US20090035546A1 (en) * 2007-07-30 2009-02-05 Fina Technology, Inc. Polyethylene films
BRPI0716335B1 (pt) * 2006-10-23 2019-01-22 Dow Global Technologies Inc composição de resina de polietileno, artigo, tubo e revestimento
EP2102282B1 (en) * 2006-12-22 2011-02-09 Basell Polyolefine GmbH Multimodal polyethylene composition, mixed catalyst and process for preparing the composition
DE102007017903A1 (de) 2007-04-13 2008-10-16 Basell Polyolefine Gmbh Polyethylen und Katalysatorzusammensetzung und Verfahren zu dessen Herstellung
KR20100014214A (ko) 2007-05-02 2010-02-10 다우 글로벌 테크놀로지스 인크. 고-밀도 폴리에틸렌 조성물, 그의 제조 방법, 그로부터 만들어진 사출 성형 물품, 및 이러한 물품의 제조 방법
WO2008141026A1 (en) * 2007-05-09 2008-11-20 Dow Global Technologies Inc. Ethylene-based polymer compositions, methods of making the same, and articles prepared therefrom
MX2009013619A (es) * 2007-06-13 2010-02-22 Dow Global Technologies Inc Composiciones de polietileno, metodos para hacer las mismas y articulos preparados a partir de las mismas.
US8080684B2 (en) 2007-06-27 2011-12-20 H R D Corporation Method of producing ethyl acetate
EA017143B1 (ru) 2007-06-27 2012-10-30 ЭйчАДи КОПЭРЕЙШН Система и способ получения нитробензола
US8278494B2 (en) 2007-06-27 2012-10-02 H R D Corporation Method of making linear alkylbenzenes
US7479576B1 (en) 2007-06-27 2009-01-20 H R D Corporation Method of hydrogenating aldehydes and ketones
US20090005619A1 (en) 2007-06-27 2009-01-01 H R D Corporation High shear process for the production of chlorobenzene
US8022153B2 (en) * 2007-06-27 2011-09-20 H R D Corporation System and process for production of polyethylene and polypropylene
US8518186B2 (en) 2007-06-27 2013-08-27 H R D Corporation System and process for starch production
US7652174B2 (en) 2007-06-27 2010-01-26 H R D Corporation High shear process for the production of chloral
US7750188B2 (en) 2007-06-27 2010-07-06 H R D Corporation System and process for the production of aniline and toluenediamine
US7842184B2 (en) 2007-06-27 2010-11-30 H R D Corporation Process for water treatment using high shear device
US8304584B2 (en) 2007-06-27 2012-11-06 H R D Corporation Method of making alkylene glycols
US7652175B2 (en) 2007-06-27 2010-01-26 H R D Corporation High shear process for the production of acetaldehyde
US7491856B2 (en) 2007-06-27 2009-02-17 H R D Corporation Method of making alkylene glycols
US7691953B2 (en) 2007-06-27 2010-04-06 H R D Corporation System and process for production of polyvinyl chloride
US7749481B2 (en) 2007-06-27 2010-07-06 H R D Corporation System and process for gas sweetening
US7919645B2 (en) 2007-06-27 2011-04-05 H R D Corporation High shear system and process for the production of acetic anhydride
CA2991983C (en) 2007-12-31 2020-07-28 Dow Global Technologies Llc Ethylene-based polymer compositions, methods of making the same, and articles prepared from the same
US8011913B2 (en) * 2008-02-29 2011-09-06 Exxonmobil Chemical Patents Inc. Method of melt blending curable polymer compositions using silicone hydrides
WO2010025342A2 (en) 2008-08-28 2010-03-04 Dow Global Technologies Inc. Process and compositions for injections blow molding
US8022154B2 (en) 2008-11-06 2011-09-20 Exxonmobil Chemical Patents Inc. Ethylene polymers, their production and use
WO2011101438A1 (en) * 2010-02-22 2011-08-25 Ineos Europe Limited Improved polyolefin manufacturing process
EP2625231B1 (en) 2010-10-05 2015-06-17 Hewlett-Packard Development Company, L.P. Ink-printable compositions
EP2658884A1 (en) 2010-12-31 2013-11-06 Union Carbide Chemicals & Plastics Technology LLC Polymers, method of producing the same, and articles made therefrom
KR101824760B1 (ko) 2011-01-14 2018-02-01 더블유.알. 그레이스 앤드 캄파니-콘. 개질된 메탈로센 촉매 제조 방법, 제조된 촉매 및 이의 용도
BR112013019092A2 (pt) 2011-01-29 2020-08-04 Hewlett-Packard Development Company, L.P. composição de mistura,composição imprimível com tinta e método para preparar uma composição imprimível com tinta
CN103534075B (zh) 2011-05-10 2016-08-31 巴塞尔聚烯烃股份有限公司 用于均化和粒化聚乙烯组合物的方法
KR101340482B1 (ko) * 2011-08-18 2013-12-11 주식회사 진우인더스 벤트수단을 갖는 그루브드 배럴형 압출기
ES2831165T3 (es) 2011-12-29 2021-06-07 Ineos Olefins & Polymers Usa Resinas de polietileno de alta densidad bimodales y composiciones con propiedades mejoradas y métodos de preparación y uso de las mismas
US9481772B2 (en) * 2012-06-26 2016-11-01 Ineos Europe Ag Film composition
US9713894B2 (en) 2012-06-28 2017-07-25 Dow Global Technologies Llc System, method and apparatus for producing a multi-layer, microcapillary film
KR101440570B1 (ko) 2012-11-29 2014-09-17 주식회사 삼양사 폴리에틸렌 섬유 및 그의 제조방법
CN104870534B (zh) 2012-12-21 2019-01-04 陶氏环球技术有限责任公司 用于改善起泡性和增强可加工性的聚烯烃基缆线化合物配制品
EP2935453B1 (en) 2012-12-21 2019-07-24 Dow Global Technologies LLC Polyolefin-based compound for cable jacket with reduced shrinkage and enhanced processability
US10577440B2 (en) 2013-03-13 2020-03-03 Chevron Phillips Chemical Company Lp Radically coupled resins and methods of making and using same
US10654948B2 (en) 2013-03-13 2020-05-19 Chevron Phillips Chemical Company Lp Radically coupled resins and methods of making and using same
US10046501B2 (en) * 2013-03-13 2018-08-14 Chevron Phillips Chemical Company Lp System and method for polymer extrusion
US9156970B2 (en) 2013-09-05 2015-10-13 Chevron Phillips Chemical Company Lp Higher density polyolefins with improved stress crack resistance
EP3107962A1 (en) 2014-02-17 2016-12-28 Dow Global Technologies LLC Polyethylene compositions, and articles made therefrom
CA2847628A1 (en) 2014-03-28 2015-09-28 Nova Chemicals Corporation Improved extrusion process
CN113321757B (zh) * 2014-06-16 2023-05-05 尤尼威蒂恩技术有限责任公司 修改聚乙烯树脂的熔体流动比率和/或溶胀的方法
US9284389B2 (en) * 2014-07-29 2016-03-15 Chevron Phillips Chemical Company Lp Bimodal resins having good film processability
WO2016093987A1 (en) 2014-12-11 2016-06-16 Dow Global Technologies Llc Polyethylene compositions having living hinge properties
WO2016118599A1 (en) * 2015-01-21 2016-07-28 Univation Technologies, Llc Methods for controlling polymer chain scission
SG11201705576YA (en) * 2015-01-21 2017-08-30 Univation Tech Llc Methods for gel reduction in polyolefins
WO2016137695A1 (en) 2015-02-25 2016-09-01 Union Carbide Chemicals & Plastics Technology Llc Polyolefin compounds for cable coatings
JP6814749B2 (ja) * 2015-06-05 2021-01-20 トレデガー サーフェイス プロテクション エルエルシー 低ミクロゲル表面保護フィルム
JP6554563B2 (ja) * 2015-06-26 2019-07-31 バーゼル・ポリオレフィン・ゲーエムベーハー フィルム用ポリエチレン組成物
CA3005721A1 (en) 2015-11-19 2017-05-26 Dow Global Technologies Llc Polyethylene compositions having living hinge properties
EP3380532B1 (en) * 2015-11-23 2019-12-25 SABIC Global Technologies B.V. High density polyethylene for the production of pipes
EP3394169B1 (en) 2015-12-21 2024-06-12 Dow Global Technologies LLC Polyethylene formulations with improved barrier and toughness for molding applications
CA3008857C (en) 2015-12-21 2023-06-27 Dow Quimica Mexicana S.A. De C.V. Partially-crosslinked polyethylene formulations and methods of making same
BR112018011719B1 (pt) 2015-12-21 2022-07-26 Dow Global Technologies Llc Formulação de polietileno e artigo
SG11201807667TA (en) * 2016-03-18 2018-10-30 Scg Chemicals Co Ltd Polyolefin composition for rotational molding
EP3293214B1 (en) * 2016-09-12 2019-12-25 Thai Polyethylene Co., Ltd. High performances multimodal ultra high molecular weight polyethylene
EP3515984B1 (en) 2016-09-22 2020-10-28 Dow Global Technologies LLC Polyethylene compositions, and articles made therefrom
BR112019005991B1 (pt) * 2016-09-27 2023-05-09 Exxonmobil Chemical Patents Inc Processo de polimerização
US10532508B2 (en) * 2016-11-18 2020-01-14 Graham Engineering Corporation Seal ring for vent saddle in extrusion barrel
EP3562849B1 (en) * 2016-12-29 2023-11-15 Borealis AG Process for preparing polypropylene composition
PL3687787T3 (pl) 2017-09-27 2021-12-27 Dow Global Technologies Llc Odporne na ścieranie elastyczne kompozyty i wielowarstwowe rurowe wykładziny renowacyjne do utwardzania na miejscu
US11161923B2 (en) 2017-10-27 2021-11-02 Univation Technologies, Llc Selectively transitioning polymerization processes
CA3079148A1 (en) 2017-10-27 2019-05-02 Univation Technologies, Llc Polyethylene copolymer resins and films
KR102304973B1 (ko) 2017-11-29 2021-09-24 롯데케미칼 주식회사 폴리에틸렌, 그 제조 방법 및 이를 이용한 분리막
AR114620A1 (es) 2017-12-15 2020-09-30 Dow Global Technologies Llc Formulación que contiene una composición de polietileno de alta densidad y cinta de goteo para microirrigación que la contiene
EP3705503A4 (en) * 2017-12-26 2020-12-30 Lg Chem, Ltd. OLEFINE BASED POLYMER
CN111902467B (zh) 2018-02-05 2022-11-11 埃克森美孚化学专利公司 通过添加超高分子量高密度聚乙烯增强的lldpe的加工性
EP3774940A1 (en) 2018-03-28 2021-02-17 Univation Technologies, LLC Multimodal polyethylene composition
MX2020010818A (es) 2018-04-20 2020-12-10 Dow Global Technologies Llc Composiciones de adhesivo de coextrusión de alta temperatura, y artículos fabricados a partir de estas.
US10738182B2 (en) 2018-04-23 2020-08-11 Dow Global Technologies Llc Molded articles and methods thereof
SG11202011822RA (en) * 2018-06-13 2020-12-30 Univation Tech Llc Bimodal polyethylene copolymer and film thereof
EP3810666A1 (en) * 2018-06-19 2021-04-28 ExxonMobil Chemical Patents Inc. Polyethylene compositions and films prepared therefrom
CA3109500A1 (en) * 2018-08-29 2020-03-05 Univation Technologies, Llc Bimodal polyethylene copolymer and film thereof
TW202020037A (zh) * 2018-08-29 2020-06-01 美商陶氏全球科技有限責任公司 用於改良剛性－韌性平衡之聚矽氧增強之乙烯／α－烯烴互聚物
EP4234592A3 (en) * 2018-09-17 2023-09-27 Chevron Phillips Chemical Company LP Light treatment of chromium catalysts and related catalyst preparation systems and polymerization processes
AR119038A1 (es) 2019-06-11 2021-11-17 Dow Global Technologies Llc Tapas o cierres moldeados por inyección y métodos de estos
BR112022016313A2 (pt) * 2020-02-17 2022-10-04 Nova Chem Int Sa Composição de rotomoldagem
US20230257498A1 (en) 2020-09-22 2023-08-17 Dow Global Technologies Llc Bimodal polyethylene copolymer and film thereof
MX2023006540A (es) 2020-12-21 2023-06-16 Dow Global Technologies Llc Composiciones de polietileno para aplicaciones de cierre.
CN116670225A (zh) 2021-01-29 2023-08-29 陶氏环球技术有限责任公司 包含双峰聚乙烯的热塑性组合物和由其制造的制品
US20240117165A1 (en) 2021-05-19 2024-04-11 Dow Global Technologies Llc High-density polyethylene compositions having improved processability and molded articles made therefrom
CA3218982A1 (en) 2021-05-19 2022-11-24 Keran LU High density polyethylene compositions and articles made therefrom
AR128453A1 (es) 2022-02-11 2024-05-08 Dow Global Technologies Llc Composiciones de polietileno de densidad media bimodal adecuadas para el uso como cintas de goteo de microirrigación
AR128480A1 (es) 2022-02-11 2024-05-15 Dow Global Technologies Llc Composiciones de polietileno de densidad media bimodal
WO2024081272A1 (en) 2022-10-11 2024-04-18 Dow Global Technologies Llc Bimodal hdpe and polyethylene blend containing virgin and recycled hdpe materials
WO2024081271A1 (en) 2022-10-11 2024-04-18 Dow Global Technologies Llc Polyethylene blends containing virgin and recycled hdpe materials

Family Cites Families (139)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3280220A (en) 1963-04-29 1966-10-18 Phillips Petroleum Co Blend of high density polyethylene-1-butene copolymer
DE1720611C3 (de) 1967-01-28 1984-03-01 Hoechst Ag, 6230 Frankfurt Verfahren zur Polymerisation von Äthylen oder dessen Mischungen mit höheren α-Olefinen
US3485706A (en) 1968-01-18 1969-12-23 Du Pont Textile-like patterned nonwoven fabrics and their production
US3914342A (en) 1971-07-13 1975-10-21 Dow Chemical Co Ethylene polymer blend and polymerization process for preparation thereof
US3981663A (en) 1973-09-10 1976-09-21 Lupke Gerd Paul Heinrich Apparatus for making high speed corrugated plastic tubing
FR2312511A1 (fr) 1975-05-27 1976-12-24 Naphtachimie Sa Polymerisation a sec des olefines dans des reacteurs en serie
US4414369A (en) 1977-08-17 1983-11-08 Nippon Oil Company, Limited Continuous process for the preparation of polyolefins having widely distributed molecular weights
FR2424123A1 (fr) 1978-04-24 1979-11-23 Armosig Procede et appareillage pour la fabrication en continu de profiles tubulaires ailetes en matiere synthetique
JPS55164205A (en) 1979-06-07 1980-12-20 Sumitomo Chem Co Ltd Multistage polymerization of ethylene
JPS5610506A (en) 1979-07-09 1981-02-03 Mitsui Petrochem Ind Ltd Production of ethylene polymer composition
US4482687A (en) 1979-10-26 1984-11-13 Union Carbide Corporation Preparation of low-density ethylene copolymers in fluid bed reactor
JPS56166208A (en) 1980-05-27 1981-12-21 Mitsui Petrochem Ind Ltd Gas-phase polymerization of olefin
US4322027A (en) 1980-10-02 1982-03-30 Crown Zellerbach Corporation Filament draw nozzle
JPS6045645B2 (ja) 1980-10-09 1985-10-11 三井化学株式会社 オレフイン類の気相重合方法
US4438238A (en) 1981-01-30 1984-03-20 Sumitomo Chemical Company, Limited Low density copolymer composition of two ethylene-α-olefin copolymers
JPS581708A (ja) 1981-06-25 1983-01-07 Mitsubishi Chem Ind Ltd ポリオレフインの製造法
US4413110A (en) 1981-04-30 1983-11-01 Allied Corporation High tenacity, high modulus polyethylene and polypropylene fibers and intermediates therefore
US4621952A (en) 1981-07-28 1986-11-11 Union Carbide Corporation Fluidized bed discharge process
JPS5829841A (ja) 1981-08-14 1983-02-22 Asahi Chem Ind Co Ltd 改良されたポリエチレン組成物
US4543399A (en) 1982-03-24 1985-09-24 Union Carbide Corporation Fluidized bed reaction systems
US4588790A (en) 1982-03-24 1986-05-13 Union Carbide Corporation Method for fluidized bed polymerization
US4430563A (en) 1982-04-30 1984-02-07 Minnesota Mining And Manufacturing Company Data processing form
US4547551A (en) 1982-06-22 1985-10-15 Phillips Petroleum Company Ethylene polymer blends and process for forming film
US4461873A (en) 1982-06-22 1984-07-24 Phillips Petroleum Company Ethylene polymer blends
US4522987A (en) 1982-07-09 1985-06-11 Phillips Petroleum Company Low density polyethylene
US4665143A (en) 1982-07-12 1987-05-12 Cities Service Oil & Gas Corp. Co-catalyst dispersion method
JPS59166507A (ja) 1983-03-12 1984-09-19 Nissan Chem Ind Ltd 中空成形用樹脂の製造方法
US4550143A (en) 1983-06-10 1985-10-29 Idemitsu Petrochemical Co., Ltd. Composition comprising ethylene-based polymers
US4786697A (en) 1983-06-15 1988-11-22 Exxon Research & Engineering Co. Molecular weight distribution modification in a tubular reactor
US4789714A (en) 1983-06-15 1988-12-06 Exxon Research & Engineering Co. Molecular weight distribution modification in tubular reactor
US4545751A (en) 1984-08-29 1985-10-08 Lupke Manfred Arno Alfred Apparatus for molding of plastic tubing
US4633220A (en) 1984-11-29 1986-12-30 American Microsystems, Inc. Decoder using pass-transistor networks
FR2577558B1 (fr) 1985-02-19 1987-03-06 Bp Chimie Sa Polymerisation en plusieurs etapes d'alpha-olefines en phase gazeuse
US4603173A (en) 1985-02-27 1986-07-29 E. I. Du Pont De Nemours And Company Processing polyethylene resins
EP0227838B1 (en) 1985-06-27 1991-08-28 Mitsui Petrochemical Industries, Ltd. Polyethylene composition
JPS6220543A (ja) 1985-07-19 1987-01-29 Mitsubishi Petrochem Co Ltd ポリオレフイン組成物
US4668566A (en) 1985-10-07 1987-05-26 Kimberly-Clark Corporation Multilayer nonwoven fabric made with poly-propylene and polyethylene
JPH0730215B2 (ja) 1986-07-04 1995-04-05 三井石油化学工業株式会社 射出成形用ポリオレフイン組成物
JPS6335380A (ja) 1986-07-31 1988-02-16 Showa Denko Kk プリンタ−リボン用フイルム
JPS63154753A (ja) 1986-12-18 1988-06-28 Nippon Oil Co Ltd ポリエチレン系組成物
DE3723526A1 (de) 1987-07-16 1989-01-26 Hoechst Ag Verfahren zur herstellung eines polyolefins mit einer breiten molmassenverteilung
FR2618786B1 (fr) 1987-07-31 1989-12-01 Bp Chimie Sa Procede de polymerisation d'olefines en phase gazeuse dans un reacteur a lit fluidise
US5408015A (en) 1987-12-29 1995-04-18 Mobil Oil Corporation Mixed chromium catalyst,and alkene and alkyl aluminum hydride-modified ziegler catalyst for multimodal HDPE
CA1300527C (en) 1988-06-02 1992-05-12 Eldon G. Bonnema Large diameter corrugated plastic pipe
JPH0761687B2 (ja) 1988-07-09 1995-07-05 日本石油株式会社 高強度・高弾性率ポリエチレン材料の製造方法
US5082902A (en) 1988-07-22 1992-01-21 Mobil Oil Corporation Method for reducing cycle time and improving molded part impact energy and ESCR of linear high density polyethylene using a blend of two linear polyethylenes of different densities
US5382630A (en) 1988-09-30 1995-01-17 Exxon Chemical Patents Inc. Linear ethylene interpolymer blends of interpolymers having narrow molecular weight and composition distribution
US5126398A (en) 1988-11-16 1992-06-30 Union Carbide Chemicals & Plastics Technology Corporation Process for the in situ blending of polymers
US5047468A (en) 1988-11-16 1991-09-10 Union Carbide Chemicals And Plastics Technology Corporation Process for the in situ blending of polymers
JPH0717710B2 (ja) 1989-05-19 1995-03-01 出光石油化学株式会社 エチレン系重合体組成物の製造方法
US4963622A (en) 1989-06-28 1990-10-16 Union Carbide Chemicals And Plastics Company Inc. Paraloid extrusion aids for high molecular weight HDPE film resins
US5032562A (en) 1989-12-27 1991-07-16 Mobil Oil Corporation Catalyst composition and process for polymerizing polymers having multimodal molecular weight distribution
US5102955A (en) 1989-12-29 1992-04-07 Mobil Oil Corporation Broad distribution, high molecular weight low density polyethylene and method of making thereof
US5519091A (en) 1990-02-13 1996-05-21 Mitsui Petrochemical Industries, Ltd. Method for the preparation of ethylene polymer compositions
US5166281A (en) 1990-03-30 1992-11-24 Bp Chemicals Limited Supported polyolefin catalyst for the (co-)polymerization of ethylene in gas phase
MY107639A (en) 1990-04-18 1996-05-30 Mitsui Chemicals Incorporated Process for the preparation of an ethylene copolymer and an olefin polymer, and catalyst for olefin polymeri -zation
CA2017719C (en) 1990-05-29 1999-01-19 Zarlink Semiconductor Inc. Moisture-free sog process
FI86867C (fi) 1990-12-28 1992-10-26 Neste Oy Flerstegsprocess foer framstaellning av polyeten
US6194520B1 (en) * 1991-03-06 2001-02-27 Mobil Oil Corporation Ethylene polymer resins for blow molding applications
EP0503791B1 (en) 1991-03-06 1997-04-16 Mobil Oil Corporation Process for producing bimodal ethylene polymers in tandem reactors
US6316546B1 (en) 1991-03-06 2001-11-13 Exxonmobil Oil Corporation Ethylene polymer film resins
US5688865A (en) 1991-03-06 1997-11-18 Mobil Oil Corporation Process and system for preventing pressure tap fouling in tandem polymerization reactors
EP0533452A1 (en) 1991-03-21 1993-03-24 Mobil Oil Corporation Production of bimodal ethylene polymers in tandem reactors
DE59209897D1 (de) 1991-05-27 2001-04-26 Targor Gmbh Verfahren zur Herstellung von Polyolefinen mit breiter Molmassenverteilung
US5338589A (en) 1991-06-05 1994-08-16 Hoechst Aktiengesellschaft Polyethylene molding composition
EP0589951A1 (en) 1991-06-10 1994-04-06 Glycomed Incorporated Modified sialyl lewis?x compounds
EP0528523B1 (en) 1991-07-24 2001-10-10 Mobil Oil Corporation Improved ethylene polymer film resins
IT1250731B (it) 1991-07-31 1995-04-21 Himont Inc Procedimento per la preparazione di polietilene lineare a bassa densita'
JPH0565373A (ja) 1991-09-06 1993-03-19 Nippon Petrochem Co Ltd ポリエチレン組成物
KR930006089A (ko) 1991-09-18 1993-04-20 제이 이이 휘립프스 폴리에틸렌 블렌드
KR930006091A (ko) 1991-09-18 1993-04-20 제이 이이 휘립프스 폴리에틸렌 블렌드 및 그로부터 제조된 필름, 병 또는 파이프
US5278272A (en) 1991-10-15 1994-01-11 The Dow Chemical Company Elastic substantialy linear olefin polymers
US5210167A (en) 1991-11-25 1993-05-11 Mobil Oil Corporation LLDPE films with improved optical properties
US5296188A (en) 1992-01-14 1994-03-22 Corma, Inc. Methods for forming tubing utilizing suction and pneumatic pressure at the surface of the cooling plug
US5352749A (en) 1992-03-19 1994-10-04 Exxon Chemical Patents, Inc. Process for polymerizing monomers in fluidized beds
US5436304A (en) 1992-03-19 1995-07-25 Exxon Chemical Patents Inc. Process for polymerizing monomers in fluidized beds
FR2689133A1 (fr) 1992-03-27 1993-10-01 Atochem Elf Sa Catalyseur de polymérisation des oléfines, son procédé d'obtention.
US5459217A (en) 1993-04-09 1995-10-17 Mitsui Petrochemical Industries, Ltd. Ethylene/alpha-olefin copolymer
BE1005795A3 (fr) 1992-05-13 1994-02-01 Solvay Procede de polymerisation d'olefines et (co)polymeres a blocs derives d'au moins une olefine.
DE69317331T2 (de) 1992-06-18 1998-10-15 Montell Technology Company Bv Verfahren und Apparat für Gasphase-Polymerisation von Olefinen
EP0580930B1 (en) 1992-07-31 1996-11-20 Fina Research S.A. Process for producing polyethylene having a broad molecular weight distribution
US5290745A (en) 1992-08-10 1994-03-01 Union Carbide Chemicals & Plastics Technology Corporation Process for producing ethylene polymers having reduced hexane extractable content
US5284613A (en) 1992-09-04 1994-02-08 Mobil Oil Corporation Producing blown film and blends from bimodal high density high molecular weight film resin using magnesium oxide-supported Ziegler catalyst
JPH06136195A (ja) 1992-09-08 1994-05-17 Mitsui Petrochem Ind Ltd エチレン系共重合体組成物
CA2103380C (en) 1992-11-19 2002-07-02 Mitsui Chemicals, Inc. Ethylene/.alpha.-olefin copolymer composition, graft modified ethylene/.alpha.-olefin copolymer composition, ethylene copolymer composition, and multi-stage olefin polymerization process
US5332706A (en) 1992-12-28 1994-07-26 Mobil Oil Corporation Process and a catalyst for preventing reactor fouling
US5399540A (en) 1993-02-12 1995-03-21 Quantum Chemical Corporation ZR/V multi-site olefin polymerization catalyst
US5405817A (en) 1993-02-12 1995-04-11 Quantum Chemical Corporation V/TI multi-site olefin polymerization catalyst
FI98819C (fi) 1993-03-26 1997-08-25 Borealis Polymers Oy Prosessi olefiinipolymeerien valmistamiseksi ja prosessilla valmistetut tuotteet
ATE204884T1 (de) 1993-04-07 2001-09-15 Atofina Res Verfahren zur herstellung von polyolefinkatalysatoren
WO1995010548A1 (en) 1993-10-15 1995-04-20 Fina Research S.A. Process for producing polyethylene having a broad molecular weight distribution
EP0724604B2 (en) 1993-10-21 2005-12-14 Exxonmobil Oil Corporation Polyolefin blends of bimodal molecular weight distribution
BE1007653A3 (fr) 1993-10-26 1995-09-05 Fina Research Procede de production de polyethylene ayant une distribution large de poids moleculaire.
US5543376A (en) 1994-02-25 1996-08-06 Phillips Petroleum Company Process for producing polyolefins
US5648438A (en) 1994-04-01 1997-07-15 Exxon Chemical Patents, Inc. Process for producing polymers with multimodal molecular weight distributions
US5532812A (en) 1994-04-12 1996-07-02 Samsung Electronics Co., Ltd. Apparatus for forming a copy of an original image on a sheet of paper
US5455303A (en) 1994-06-20 1995-10-03 Montell North America Inc. Linear low density polyethylene based compositions with improved optics
US5405901A (en) 1994-07-06 1995-04-11 Union Carbide Chemicals & Plastics Technology Corporation Process of producing ethylene polymer blends in gas phase
US5503914A (en) 1994-07-08 1996-04-02 Union Carbide Chemicals & Plastics Technology Corporation Film extruded from an in situ blend of ethylene copolymers
FR2723880B1 (fr) 1994-08-30 1997-01-03 Bp Chemicals Snc Procede pour modifier un polyethylene dans une extrudeuse
US5525678A (en) 1994-09-22 1996-06-11 Mobil Oil Corporation Process for controlling the MWD of a broad/bimodal resin produced in a single reactor
IT1270125B (it) 1994-10-05 1997-04-28 Spherilene Srl Processo per la ( co) polimerizzazione di olefine
US5464906A (en) 1994-11-21 1995-11-07 The Dow Chemical Company Ethylene homopolymerization using group 3 metal complexes
US5635262A (en) 1994-12-12 1997-06-03 Exxon Chemical Patents Inc. High molecular weight high density polyethylene with improved tear resistance
CN1285624C (zh) 1994-12-16 2006-11-22 三菱化学株式会社 乙烯聚合物
SE504455C2 (sv) 1995-07-10 1997-02-17 Borealis Polymers Oy Kabelmantlingskomposition, dess användning samt sätt för dess framställning
US5925448A (en) 1995-11-07 1999-07-20 Union Carbide Chemicals & Plastics Technology Corporation Film extruded from a blend of ethylene copolymers
SE9504539D0 (sv) 1995-12-19 1995-12-19 Borealis As Procatalyst and process for the preparation of a multimodal ethylene homopolymer and/or ethylene/ 1-olefin copolymer by gas-phase polymerisation
NO960350A (no) 1996-01-26 1997-04-28 Borealis As Fremgangsmåte og katalysatorsystem for polymerisering av etylen, eventuelt sammen med <alfa>-olefiner, og fremstilt polymermateriale
US6454976B1 (en) 1996-06-26 2002-09-24 Union Carbide Chemicals & Plastics Technology Corporation Pelletizing of broad molecular weight polyethylene
US5728335A (en) 1996-06-26 1998-03-17 Union Carbide Chemicals & Plastics Technology Corporation Process for extrusion
US5962598A (en) * 1996-07-26 1999-10-05 Equistar Chemicals, Lp Polyethlene film composition having broad molecular weight distribution and improved bubble stability
EP0917552B1 (en) 1996-08-06 2000-10-18 Exxon Chemical Patents Inc. Method of processing polyethylene and polyethylene/elastomer blends
US6107454A (en) 1996-08-06 2000-08-22 Exxon Chemical Patents, Inc. Method of processing polyethylene
US6485662B1 (en) * 1996-12-03 2002-11-26 Union Carbide Chemicals & Plastics Technology Corporation Process for preparing a simulated in situ polyethylene blend
TR200000397T2 (tr) 1997-08-15 2000-06-21 The Dow Chemical Company Esas itibariyle türdeş olan doğrusal olefin polimeri bileşimlerinden üretilen filmler.
US6124520A (en) 1997-08-25 2000-09-26 Tri-State Hospital Supply Corporation Window dressing
US6255413B1 (en) 1997-12-16 2001-07-03 Phillips Petroleum Company Process to produce branched polymers from ethylene feedstock
FI981034A (fi) 1998-05-08 1999-11-09 Borealis Polymers Oy HD-polyeteenikoostumukset ja menetelmä niiden valmistamiseksi
SE9802087D0 (sv) 1998-06-12 1998-06-12 Borealis Polymers Oy An insulating composition for communication cables
CA2245375C (en) 1998-08-19 2006-08-15 Nova Chemicals Ltd. Dual reactor polyethylene process using a phosphinimine catalyst
EP0989141A1 (en) 1998-09-25 2000-03-29 Fina Research S.A. Production of multimodal polyethelene
SE9804407D0 (sv) 1998-12-18 1998-12-18 Borealis Polymers Oy A multimodal polymer composition
US6199592B1 (en) 1999-02-05 2001-03-13 Hancor, Inc. Pipe structure and method of manufacture
EP1041113A1 (en) 1999-03-30 2000-10-04 Fina Research S.A. Polyolefins and uses thereof
US6187866B1 (en) 1999-06-04 2001-02-13 Union Carbide Chemicals & Plastics Technology Corporation Staged reactor process
TR200103809T2 (tr) 1999-06-30 2002-05-21 Union Carbide Chemicals & Plastics Technology Corporation Magnezyum/geçiş metali alkoksid komplekslerinin yapılma yöntemleri ve bunlardan yapılan polimerizasyon katalizörleri
US6617405B1 (en) 1999-07-14 2003-09-09 Union Carbide Chemicals & Plastics Technology Corporation Process for the preparation of polyethylene
US6420298B1 (en) 1999-08-31 2002-07-16 Exxonmobil Oil Corporation Metallocene catalyst compositions, processes for making polyolefin resins using such catalyst compositions, and products produced thereby
US6218472B1 (en) 1999-09-24 2001-04-17 Fina Research, S.A. Production of multimodal polyethylene
US6248831B1 (en) 1999-12-06 2001-06-19 Union Carbide Chemicals & Plastics Technology Corporation High strength polyethylene film
TW490669B (en) 1999-12-16 2002-06-11 Nippon Electric Co Synchronous double data rate DRAM
US6388017B1 (en) 2000-05-24 2002-05-14 Phillips Petroleum Company Process for producing a polymer composition
US6486270B1 (en) 2000-08-25 2002-11-26 Equistar Chemicals, Lp High molecular weight, medium density polyethylene
US6433103B1 (en) 2001-01-31 2002-08-13 Fina Technology, Inc. Method of producing polyethylene resins for use in blow molding
JP4814437B2 (ja) * 2001-04-06 2011-11-16 株式会社プライムポリマー 変性ポリエチレン系樹脂の製造方法、変性ポリエチレン系樹脂及びそのフィルム
GB0126147D0 (en) 2001-10-31 2002-01-02 Borealis Tech Oy Process
ATE335584T1 (de) 2001-11-30 2006-09-15 Univation Tech Llc Sauerstoffeinstellung für polyethylenharze
WO2004005357A1 (en) 2002-07-03 2004-01-15 Exxonmobil Chemical Patents Inc. Oxygen tailoring of polyethylene film resins

Also Published As

Publication number Publication date
MY145341A (en) 2012-01-31
EP2256160A3 (en) 2011-03-02
EP1627015B1 (en) 2012-05-23
JP2007505201A (ja) 2007-03-08
CA2523950A1 (en) 2004-11-25
BRPI0411162A (pt) 2006-07-11
EP1627015A1 (en) 2006-02-22
CA2523950C (en) 2012-10-02
AU2004239250A1 (en) 2004-11-25
US7714072B2 (en) 2010-05-11
EP2256160A2 (en) 2010-12-01
EP2256160B1 (en) 2013-08-21
CN100513474C (zh) 2009-07-15
PL2256160T3 (pl) 2014-01-31
TW200504093A (en) 2005-02-01
US20070043177A1 (en) 2007-02-22
AR044303A1 (es) 2005-09-07
CN1788048A (zh) 2006-06-14
PL1627015T3 (pl) 2012-10-31
WO2004101674A1 (en) 2004-11-25
AU2004239250B2 (en) 2010-05-20

Similar Documents

Publication Publication Date Title
MXPA05012157A (es) Composicion de polimero y procedimiento para fabricar polietileno de alta densidad-de alto peso molecular y peliculas del mismo.
US7989549B2 (en) Polymer compositions and method of making pipes
RU2444546C2 (ru) Полиолефиновые композиции, изделия из них и методы их получения
EP0794200B1 (en) Staged reactor polymerisation process
JP3113549B2 (ja) エチレン共重合体の現場ブレンドから押出されたフィルム
RU2004137276A (ru) Способ получения композиции линейного полиэтилена низкой плотности
JP2005528501A5 (es)
RU2011110521A (ru) Ударопрочный пропиленовый сополимер с высокой скоростью течения расплава и способ его получения
AU2006246039C1 (en) Polyethylene resin with narrow particle size distribution
RU2004123882A (ru) Пленка с высокой ударной вязкостью
RU2010151083A (ru) Плиэтиленовые композиции
WO2009148487A1 (en) Bimodal polyethylene process and products
RU2010138860A (ru) Полимерные композиции, обладающие улучшенной однородностью и запахом, способ их получения и трубы, изготовленные из них
RU2011116217A (ru) Ударопрочная композиция полиэтилена низкой плотности (lldpe) и изготовленные из нее пленки
WO2005103132A1 (en) Use
JP2008506015A (ja) エチレンポリマー組成物を製造するためのマルチステージ方法
AU2001240711A1 (en) Process for producing a polyethylene coating on a substrate
CA2233403C (en) High strength polyethylene film
JP2006131814A (ja) エチレン系共重合体の製造方法及びエチレン系共重合体並びに成形品
US20070161739A1 (en) Use
CA2344861A1 (en) Method for preparing a polymer
EP1207170A1 (en) Process for the continuous gas-phase (co-)polymerisation of olefins in a fluidised bed reactor
JP4282790B2 (ja) ポリエチレン系樹脂組成物
EP1764390A1 (en) Polymer compositions and method of making pipes thereof
JP2006142685A (ja) インフレーションフィルムの製造方法

Legal Events

Date Code Title Description
FG Grant or registration