CA2768705C - Ldpe for use as a blend component in shrinkage film applications - Google Patents

Ldpe for use as a blend component in shrinkage film applications Download PDF

Info

Publication number
CA2768705C
CA2768705C CA2768705A CA2768705A CA2768705C CA 2768705 C CA2768705 C CA 2768705C CA 2768705 A CA2768705 A CA 2768705A CA 2768705 A CA2768705 A CA 2768705A CA 2768705 C CA2768705 C CA 2768705C
Authority
CA
Canada
Prior art keywords
ethylene
molecular weight
polymer
gpc
based polymer
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.)
Active
Application number
CA2768705A
Other languages
English (en)
French (fr)
Other versions
CA2768705A1 (en
Inventor
Teresa P. Karjala
Colleen M. Tice
Lori L. Kardos
Jose Ortega
Wallace W. Yau
Jian Wang
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.)
Dow Global Technologies LLC
Original Assignee
Dow Global Technologies LLC
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=42651361&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2768705(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Dow Global Technologies LLC filed Critical Dow Global Technologies LLC
Publication of CA2768705A1 publication Critical patent/CA2768705A1/en
Application granted granted Critical
Publication of CA2768705C publication Critical patent/CA2768705C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • C08F10/02—Ethene
    • 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
    • C08F110/00—Homopolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F110/02—Ethene
    • 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
    • C08F210/02—Ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
    • C08J5/18—Manufacture of films or sheets
    • 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
    • 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
    • C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
    • C08F2500/12—Melt flow index or melt flow ratio
    • 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
    • C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
    • C08F2500/17—Viscosity
    • 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
    • C08F2500/00—Characteristics or properties of obtained polyolefins; Use thereof
    • C08F2500/26—Use as polymer for film forming
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • 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
    • 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
    • C08L23/06—Polyethylene
    • 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 four or more carbon atoms
    • C08L23/0815—Copolymers of ethene with unsaturated hydrocarbons only containing four or more carbon atoms with aliphatic 1-olefins containing 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)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
CA2768705A 2009-08-10 2010-08-04 Ldpe for use as a blend component in shrinkage film applications Active CA2768705C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US23252809P 2009-08-10 2009-08-10
US61/232,528 2009-08-10
PCT/US2010/044389 WO2011019563A1 (en) 2009-08-10 2010-08-04 Ldpe for use as a blend component in shrinkage film applications

Publications (2)

Publication Number Publication Date
CA2768705A1 CA2768705A1 (en) 2011-02-17
CA2768705C true CA2768705C (en) 2017-06-20

Family

ID=42651361

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2768705A Active CA2768705C (en) 2009-08-10 2010-08-04 Ldpe for use as a blend component in shrinkage film applications

Country Status (11)

Country Link
US (1) US9068032B2 (enExample)
EP (1) EP2464672B1 (enExample)
JP (1) JP5798557B2 (enExample)
KR (1) KR101769633B1 (enExample)
CN (1) CN102574946B (enExample)
BR (1) BR112012003072B1 (enExample)
CA (1) CA2768705C (enExample)
ES (1) ES2765649T3 (enExample)
MX (1) MX2012001837A (enExample)
SG (1) SG178309A1 (enExample)
WO (1) WO2011019563A1 (enExample)

Families Citing this family (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9243087B2 (en) 2009-06-11 2016-01-26 Dow Global Technologies Llc LDPE enabling high output and good optics when blended with other polymers
EP2478024B1 (en) 2009-09-14 2018-08-15 Dow Global Technologies LLC Polymers comprising units derived from ethylene and poly(alkoxide)
CA2773325A1 (en) 2009-09-14 2011-03-17 Mehmet Demirors Polymers comprising units derived from ethylene and siloxane
WO2011032176A1 (en) 2009-09-14 2011-03-17 Dow Global Technologies Inc. Polymers comprising units derived from ethylene and polyalkene
WO2012082393A1 (en) 2010-12-17 2012-06-21 Dow Global Technologies Llc Ethylene-based polymers and processess to make the same
ES2628463T3 (es) * 2011-03-28 2017-08-02 Dow Global Technologies Llc Proceso para producir copolímeros de etileno-alfa-olefina con resistencia en estado fundido mejorada y artículos de los mismos
CN103517807B (zh) * 2011-05-23 2016-07-27 爱索尔包装有限公司 高透明度层压体用聚合物组合物、制造方法及其应用
BR112013001724B1 (pt) * 2011-06-30 2020-04-14 Dow Global Technologies Llc composição de polietileno de mistura de reator, processo para produzir uma composição de polietileno de mistura de reator, e película
KR101934480B1 (ko) 2011-07-05 2019-01-03 다우 글로벌 테크놀로지스 엘엘씨 에틸렌 기재 중합체 및 그 제조 방법
ES2564234T3 (es) * 2011-10-19 2016-03-21 Dow Global Technologies Llc Procedimientos de polimerización con distribuciones de etileno de nueva aportación para preparar polímeros basados en etileno de baja densidad
KR101717831B1 (ko) * 2012-04-13 2017-03-17 엑손모빌 케미칼 패턴츠 인코포레이티드 극성 공단량체를 포함하는 폴리에틸렌 중합체의 제조 방법 및 중합체 조성물
BR112014029998A2 (pt) 2012-06-01 2017-06-27 Dow Global Technologies Llc processo para formar um polímero à base de etileno, processo para polimerizar uma composição de polímero à base de etileno, composição e artigo
JP2014029989A (ja) * 2012-06-27 2014-02-13 Sumitomo Chemical Co Ltd 太陽電池バックシート用フィルム、太陽電池バックシート、及び太陽電池モジュール
KR102037561B1 (ko) * 2012-09-28 2019-10-28 다우 글로벌 테크놀로지스 엘엘씨 에틸렌-기재 중합체 및 그의 제조 방법
IN2015DN02920A (enExample) * 2012-09-28 2015-09-18 Dow Global Technologies Llc
KR102067312B1 (ko) * 2012-11-20 2020-01-16 다우 글로벌 테크놀로지스 엘엘씨 높은 용융 강도를 갖는 저밀도 에틸렌-기재 중합체
EP2999742B1 (en) 2013-05-22 2024-02-14 Dow Global Technologies LLC Compositions containing low density ethylene-based polymers with high melt strength and films formed from the same
US9809701B2 (en) 2013-05-22 2017-11-07 Dow Global Technologies Llc Low density ethylene-based compositions with improved melt strength, output, and mechanical properties
US9724901B2 (en) 2014-03-12 2017-08-08 Jindal Films Europe Virton Sprl Biaxially oriented metallocene linear low density polyethylene film, method and resin composition for same
US9676572B2 (en) 2014-04-03 2017-06-13 Canon Kabushiki Kaisha Sheet conveying apparatus and image forming apparatus
US9079993B1 (en) * 2014-05-22 2015-07-14 Chevron Phillips Chemical Company Lp High clarity low haze compositions
CA2864573C (en) * 2014-09-22 2021-07-06 Nova Chemicals Corporation Shrink film from single site catalyzed polyethylene
CA2969444A1 (en) 2014-12-01 2016-06-09 Dow Global Technologies Llc Shrink films, and methods for making thereof
CN107108925A (zh) * 2014-12-01 2017-08-29 陶氏环球技术有限责任公司 聚合物组合物、收缩膜以及其制得方法
EP3227370B1 (en) 2014-12-01 2019-11-20 Dow Global Technologies LLC Polymer compositions, shrink films, and methods of making thereof
BR112017017361A2 (pt) 2015-02-27 2018-04-10 Dow Global Technologies Llc métodos e sistemas para medir as forças de uma película retrátil
CN106317271B (zh) * 2015-06-19 2019-02-15 中国石油天然气股份有限公司 一种pe收缩膜材料及其制备方法
US10400046B2 (en) * 2015-06-25 2019-09-03 Joseph J. Matsko Portable powered paint system
MX2018001893A (es) 2015-08-31 2018-06-20 Dow Global Technologies Llc Peliculas multicapa y metodos de las mismas.
MY189045A (en) 2015-09-11 2022-01-21 Exxonmobil Chemical Patents Inc High pressure polyethylene product cooling
BR112018005954B1 (pt) 2015-09-29 2022-10-04 Dow Química De Colombia S.A. Filme retrátil de múltiplas camadas e método para fabricar o filme retrátil de múltiplas camadas
CN105216412A (zh) * 2015-10-16 2016-01-06 无锡市方成彩印包装有限公司 一种物品包装用热收缩包装膜及其生产方法
EP3368602B1 (en) * 2015-10-29 2020-07-08 Dow Global Technologies, LLC Crosslinkable polymeric compositions for flexible crosslinked cable insulation and methods for making flexible crosslinked cable insulation
KR101924198B1 (ko) * 2015-12-23 2018-11-30 주식회사 엘지화학 필름 가공성 및 투명도가 우수한 저밀도 폴리에틸렌 공중합체
EP3420026B1 (en) 2016-02-23 2024-11-27 Dow Global Technologies LLC Ethylene-based polymers and processes to make the same
BR112018069347B1 (pt) 2016-03-31 2022-11-29 Dow Global Technologies Llc Método para aumentar a resistibilidade de fusão ou baixa viscosidade de cisalhamento de uma resina de polietileno
WO2017201110A1 (en) 2016-05-18 2017-11-23 Dow Global Technologies Llc Ethylene-based polymers and processes to make the same
US20170342249A1 (en) * 2016-05-26 2017-11-30 Exxonmobil Chemical Patents Inc. Multilayer Films and Methods of Making the Same
US10633466B2 (en) * 2017-02-16 2020-04-28 Equistar Chemicals, Lp Low density polyethylene of high clarity, film made therefrom and a process for producing such film
WO2018160558A1 (en) 2017-02-28 2018-09-07 Dow Global Technologies Llc Ethylene-based polymers with good processability for use in multilayer films
EP3372401B1 (en) 2017-03-10 2020-02-05 Dow Global Technologies Llc Multilayer films and methods thereof
TWI769230B (zh) 2017-03-21 2022-07-01 美商陶氏全球科技有限責任公司 具有改良光學之乙烯類聚合物
ES2874564T3 (es) 2017-07-06 2021-11-05 Dow Global Technologies Llc Películas retráctiles de multicapa de baja temperatura y métodos de preparación de las mismas
WO2019067239A1 (en) 2017-09-27 2019-04-04 Dow Global Technologies Llc MODIFIED POLYETHYLENE COMPOSITIONS AND PROCESS FOR PREPARING THE SAME
CN109749214A (zh) * 2017-11-06 2019-05-14 阿布扎比聚合物有限公司(博禄) 发泡聚乙烯制品
US10995166B2 (en) * 2017-11-07 2021-05-04 Nova Chemicals (International) S.A. Ethylene interpolymer products and films
EP3732239B1 (en) 2017-12-27 2025-07-02 Public Joint Stock Company "Sibur Holding" Polyethylene composition
EP3976674A1 (en) 2019-05-31 2022-04-06 Dow Global Technologies LLC Low density polyethylene with improved processability
WO2020255194A1 (ja) * 2019-06-17 2020-12-24 タマポリ株式会社 ポリエチレンフィルム及びドライフィルムレジスト
ES2956397T3 (es) 2019-08-06 2023-12-20 Dow Global Technologies Llc Películas multicapa que incluyen al menos cinco capas y métodos de producción de las mismas
ES2938408T3 (es) 2019-08-06 2023-04-10 Dow Global Technologies Llc Películas multicapa que comprenden polietileno y capas de barrera y métodos para producir las mismas
AR119590A1 (es) 2019-08-06 2021-12-29 Dow Global Technologies Llc Composiciones de polietileno
US12187016B2 (en) 2019-08-06 2025-01-07 Dow Global Technologies Llc Multilayer films having at least three layers and methods of producing the same
MX2020008168A (es) 2019-08-06 2021-02-08 Dow Global Technologies Llc Composiciones de polietileno.
EP4023566A4 (en) * 2019-08-30 2023-08-23 Dai Nippon Printing Co., Ltd. Sealant, bag for transportation of silicon material, and package of silicon material
ES2977175T3 (es) 2019-12-31 2024-08-20 Dow Global Technologies Llc Composiciones de polietileno
KR20220164756A (ko) 2020-04-06 2022-12-13 다우 글로벌 테크놀로지스 엘엘씨 필름 또는 블렌드에서 사용하기 위한 향상된 용융 강도 저밀도 폴리에틸렌
BR112022025697A2 (pt) * 2020-06-15 2023-01-03 Dow Global Technologies Llc Método para reduzir o monômero de etileno não reagido, e, processo
US20240059876A1 (en) 2021-02-19 2024-02-22 Dow Global Technologies Llc Modified low density polyethylene resins and method for making the same
JP7597630B2 (ja) * 2021-03-31 2024-12-10 住友化学株式会社 フィルム用ポリエチレン
EP4545594A1 (en) * 2023-10-24 2025-04-30 Dow Global Technologies LLC Polyethylene compositions for improved collation shrink films

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4599392A (en) 1983-06-13 1986-07-08 The Dow Chemical Company Interpolymers of ethylene and unsaturated carboxylic acids
US5198471A (en) * 1989-09-11 1993-03-30 Rensselaer Polytechnic Institute Polymer recycling by selective dissolution
US5272236A (en) 1991-10-15 1993-12-21 The Dow Chemical Company Elastic substantially linear olefin polymers
DE4132012A1 (de) * 1991-09-26 1993-04-01 Basf Ag Ethylenhomopolymerisate und -copolymerisate sowie ein verfahren zu ihrer herstellung
US5278272A (en) 1991-10-15 1994-01-11 The Dow Chemical Company Elastic substantialy linear olefin polymers
ID16442A (id) 1996-01-22 1997-10-02 Dow Chemical Co Polimer etilena berat molekul ultra rendah
JPH11171922A (ja) * 1997-12-12 1999-06-29 Nippon Unicar Co Ltd 高融点低密度ポリエチレン樹脂
US6407191B1 (en) 1998-01-12 2002-06-18 The Dow Chemical Company Medium density ethylene polymers, a process to prepare these polymers and use of carbonyl group containing chain transfer agents in this process
EP0928797B3 (en) 1998-01-12 2012-01-11 Dow Global Technologies LLC Medium density ethylene polymers, a process to prepare these polymers and use of carbonyl group containing chain transfer agents in this process
JPH11286522A (ja) * 1998-04-02 1999-10-19 Nippon Unicar Co Ltd 高融点低密度ポリエチレン樹脂
DE19926223A1 (de) * 1999-06-10 2000-12-14 Elenac Gmbh Verfahren zur Herstellung von Ethylenhomo- und -copolymeren durch intensives Vermischen einer reaktiven Reaktionskomponente mit einem strömenden Fließmedium
JP3437952B2 (ja) * 2000-08-18 2003-08-18 日本ポリオレフィン株式会社 積層体及びその製造方法
US6649694B2 (en) * 2001-12-21 2003-11-18 Eastman Chemical Company Process for producing ethylene-α-olefin interpolymer films
US6841502B2 (en) 2002-04-24 2005-01-11 Symyx Technologies, Inc. Bridged bi-aromatic ligands, catalysts, processes for polymerizing and polymers therefrom
WO2004078800A1 (en) * 2003-03-06 2004-09-16 Basell Polyolefine Gmbh Regulation of the continuous ethylene polymerization process in a high-pressure reactor
US7422786B2 (en) 2003-09-24 2008-09-09 Exxonmobil Chemical Patents Inc. Collation shrink
BRPI0508148B1 (pt) 2004-03-17 2015-09-01 Dow Global Technologies Inc. Interpolímero de etileno em multibloco, derivado reticulado e composição”
KR101216515B1 (ko) * 2004-11-02 2012-12-31 다우 글로벌 테크놀로지스 엘엘씨 저 밀도 폴리에틸렌 조성물의 제조 방법 및 이로부터생성된 중합체
US7625982B2 (en) * 2005-08-22 2009-12-01 Chevron Phillips Chemical Company Lp Multimodal polyethylene compositions and pipe made from same
US7538173B2 (en) 2005-11-21 2009-05-26 Equistar Chemicals Lp Polyolefin compositions
JP4931187B2 (ja) * 2006-03-30 2012-05-16 旭化成ケミカルズ株式会社 Ｔダイ成形用ポリエチレン系樹脂組成物およびその組成物からなるｔダイ成形フィルム
BRPI0711029A2 (pt) 2006-05-17 2011-05-31 Dow Global Technologies Inc processo para polimerização de etileno e uma ou mais a-olefinas ou diolefinas de c3-30
MX2011003550A (es) * 2008-10-07 2011-08-17 Dow Global Technologies Llc Resinas de polietileno de baja densidad, alta presion con propiedades opticas mejoradas producidas a traves del uso de agentes de transferencia de cadena altamente activos.
US9243087B2 (en) * 2009-06-11 2016-01-26 Dow Global Technologies Llc LDPE enabling high output and good optics when blended with other polymers

Also Published As

Publication number Publication date
SG178309A1 (en) 2012-03-29
US20120130019A1 (en) 2012-05-24
CN102574946A (zh) 2012-07-11
CN102574946B (zh) 2014-01-01
BR112012003072B1 (pt) 2020-11-17
KR20120052295A (ko) 2012-05-23
US9068032B2 (en) 2015-06-30
KR101769633B1 (ko) 2017-08-18
WO2011019563A1 (en) 2011-02-17
ES2765649T3 (es) 2020-06-10
MX2012001837A (es) 2012-02-29
JP2013501847A (ja) 2013-01-17
BR112012003072A2 (pt) 2016-08-16
JP5798557B2 (ja) 2015-10-21
EP2464672B1 (en) 2019-11-27
EP2464672A1 (en) 2012-06-20
CA2768705A1 (en) 2011-02-17

Similar Documents

Publication Publication Date Title
US9068032B2 (en) LDPE for use as a blend component in shrinkage film applications
CA2763077C (en) Novel ldpe enabling high output and good optics when blended with other polymers
US8859704B2 (en) High pressure low density polyethylene resins with improved optical properties produced through use of highly active chain transfer agents
KR20150065750A (ko) 에틸렌-기재 중합체 및 그의 제조 방법
EP2864103A1 (en) A polyethylene blend-composition suitable for blown films, and films made therefrom
CA2821248A1 (en) Ethylene-based polymers and processes to make the same
EP4038106A1 (en) High pressure polyethylene tubular reactor processes for improved wire coating product

Legal Events

Date Code Title Description
EEER Examination request

Effective date: 20150615

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 15TH ANNIV.) - STANDARD

Year of fee payment: 15

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20250610

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20250610

MPN Maintenance fee for patent paid

Free format text: FEE DESCRIPTION TEXT: MF (PATENT, 16TH ANNIV.) - STANDARD

Year of fee payment: 16

U00 Fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U00-U101 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE REQUEST RECEIVED

Effective date: 20260609

U11 Full renewal or maintenance fee paid

Free format text: ST27 STATUS EVENT CODE: A-4-4-U10-U11-U102 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: MAINTENANCE FEE PAYMENT PAID IN FULL

Effective date: 20260609