DE60315450T2 - Polymerzusammensetzungen und verfahren zum herstellen von rohren daraus - Google Patents

Polymerzusammensetzungen und verfahren zum herstellen von rohren daraus Download PDF

Info

Publication number
DE60315450T2
DE60315450T2 DE60315450T DE60315450T DE60315450T2 DE 60315450 T2 DE60315450 T2 DE 60315450T2 DE 60315450 T DE60315450 T DE 60315450T DE 60315450 T DE60315450 T DE 60315450T DE 60315450 T2 DE60315450 T2 DE 60315450T2
Authority
DE
Germany
Prior art keywords
molecular weight
composition
catalyst
reactor
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.)
Expired - Lifetime
Application number
DE60315450T
Other languages
German (de)
English (en)
Other versions
DE60315450D1 (de
Inventor
Jimmy Z. Somerset ZHOU
William J. Missouri City MICHIE
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.)
Union Carbide Chemicals and Plastics Technology LLC
Original Assignee
Union Carbide Chemicals and Plastics Technology 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=29712237&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60315450(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Union Carbide Chemicals and Plastics Technology LLC filed Critical Union Carbide Chemicals and Plastics Technology LLC
Application granted granted Critical
Publication of DE60315450D1 publication Critical patent/DE60315450D1/de
Publication of DE60315450T2 publication Critical patent/DE60315450T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • 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
    • 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
    • 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
    • C08F4/00—Polymerisation catalysts
    • C08F4/42—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors
    • C08F4/44—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides
    • C08F4/60—Metals; Metal hydrides; Metallo-organic compounds; Use thereof as catalyst precursors selected from light metals, zinc, cadmium, mercury, copper, silver, gold, boron, gallium, indium, thallium, rare earths or actinides together with refractory metals, iron group metals, platinum group metals, manganese, rhenium technetium or compounds thereof
    • C08F4/62—Refractory metals or compounds thereof
    • C08F4/64—Titanium, zirconium, hafnium or compounds thereof
    • C08F4/659—Component covered by group C08F4/64 containing a transition metal-carbon bond
    • C08F4/65912—Component covered by group C08F4/64 containing a transition metal-carbon bond in combination with an organoaluminium compound
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2314/00—Polymer mixtures characterised by way of preparation
    • C08L2314/02—Ziegler natta catalyst

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE60315450T 2002-06-04 2003-06-04 Polymerzusammensetzungen und verfahren zum herstellen von rohren daraus Expired - Lifetime DE60315450T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US38629102P 2002-06-04 2002-06-04
US386291P 2002-06-04
PCT/US2003/017642 WO2003102075A1 (en) 2002-06-04 2003-06-04 Polymer compositions and method of making pipes thereof

Publications (2)

Publication Number Publication Date
DE60315450D1 DE60315450D1 (de) 2007-09-20
DE60315450T2 true DE60315450T2 (de) 2008-04-24

Family

ID=29712237

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60315450T Expired - Lifetime DE60315450T2 (de) 2002-06-04 2003-06-04 Polymerzusammensetzungen und verfahren zum herstellen von rohren daraus

Country Status (14)

Country Link
US (2) US20040034169A1 (https=)
EP (1) EP1511805B1 (https=)
JP (1) JP2005528501A (https=)
CN (1) CN100575405C (https=)
AR (1) AR040146A1 (https=)
AT (1) ATE369396T1 (https=)
AU (1) AU2003240541A1 (https=)
BR (1) BR0311703B1 (https=)
CA (1) CA2487931A1 (https=)
DE (1) DE60315450T2 (https=)
ES (1) ES2291639T3 (https=)
MX (1) MXPA04012160A (https=)
RU (1) RU2326904C2 (https=)
WO (1) WO2003102075A1 (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2805823B1 (de) 2013-05-22 2015-10-14 egeplast international GmbH Mindestens zweischichtiges Kunststoffrohr

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2498087A1 (en) * 2002-10-01 2004-04-15 Exxonmobil Chemical Patents Inc. Polyethylene compositions for rotational molding
WO2005092974A1 (en) * 2004-03-26 2005-10-06 Borealis Technology Oy Polymer composition
EP1584852B1 (en) * 2004-04-03 2011-10-19 Borealis Technology Oy A pressureless polymer pipe
EP1605014A1 (en) * 2004-06-09 2005-12-14 SOLVAY POLYOLEFINS EUROPE - BELGIUM (Société Anonyme) Polyethylene pipe fitting resins
US7193017B2 (en) * 2004-08-13 2007-03-20 Univation Technologies, Llc High strength biomodal polyethylene compositions
WO2006065651A2 (en) 2004-12-17 2006-06-22 Dow Global Technologies Inc. Rheology modified polyethylene compositions
BRPI0519319A2 (pt) * 2005-01-12 2009-01-13 Borealis Tech Oy composiÇço polimÉrica multimodal, seus usos e processo de produÇço, filme compreendendo a mesma, material multicamada e processo de produÇço do mesmo
CN101087824B (zh) * 2005-01-12 2011-02-16 波利亚里斯技术有限公司 挤出涂覆聚乙烯
US20070003720A1 (en) * 2005-06-22 2007-01-04 Fina Technology, Inc. Cocatalysts useful for preparing polyethylene pipe
US7625982B2 (en) 2005-08-22 2009-12-01 Chevron Phillips Chemical Company Lp Multimodal polyethylene compositions and pipe made from same
KR20090024671A (ko) * 2006-04-07 2009-03-09 다우 글로벌 테크놀로지스 인크. 폴리올레핀 조성물, 그로부터 제조된 물품 및 그의 제조 방법
JP5306183B2 (ja) * 2006-05-02 2013-10-02 ダウ グローバル テクノロジーズ エルエルシー 高密度ポリエチレン組成物、それを作製する方法、それから作製された製品、およびそのような製品を作製する方法
US7456244B2 (en) * 2006-05-23 2008-11-25 Dow Global Technologies High-density polyethylene compositions and method of making the same
US20080051538A1 (en) * 2006-07-11 2008-02-28 Fina Technology, Inc. Bimodal pipe resin and products made therefrom
ATE451577T1 (de) 2006-10-04 2009-12-15 Borealis Tech Oy Multimodale polyethylenzusammensetzung für rohre mit erhöhter flexibilität
US8318862B2 (en) * 2006-10-23 2012-11-27 Dow Global Technologies Llc Polyethylene compositions, methods of making the same, and articles prepared therefrom
PL2267070T3 (pl) 2006-10-23 2012-11-30 Dow Global Technologies Llc Sposób wytwarzania kompozycji polietylenowych
EP1939250B1 (en) * 2006-12-29 2011-11-30 Borealis Technology Oy Polyethylene composition for blow moulded transport packaging articles
PL1985660T5 (pl) * 2007-04-25 2013-09-30 Borealis Tech Oy Rury zawierające polietylen odporny na powolną propagację pęknięć
CN101878265A (zh) * 2007-09-28 2010-11-03 陶氏环球技术公司 具有改善热变形温度的热塑性烯烃组合物
US9175111B2 (en) 2007-12-31 2015-11-03 Dow Global Technologies Llc Ethylene-based polymer compositions, methods of making the same, and articles prepared from the same
TWI445751B (zh) * 2008-07-16 2014-07-21 Univation Tech Llc 聚乙烯組成物
US20100129579A1 (en) * 2008-11-24 2010-05-27 Fina Technology, Inc. Rapid Crack Properties in High Performance Pipe
RU2540073C2 (ru) * 2010-01-29 2015-01-27 Бореалис Аг Повышение однородности смесей полиэтиленов
CN102947384B (zh) 2010-03-17 2016-08-10 北欧化工股份公司 具有优异电特性的适于电线电缆应用的聚和物组合物
CA2792989C (en) * 2010-03-17 2018-08-14 Borealis Ag Polymer composition for w&c application with advantageous electrical properties
EP2410011A1 (en) 2010-07-23 2012-01-25 INEOS Manufacturing Belgium NV Polyethylene composition
RS56541B1 (sr) 2011-03-04 2018-02-28 Total Res & Technology Feluy Postupak za pripremanje smeše polietilena koja sadrži smole proizvedene sa metalocenom i smole proizvedene sa cigler-nata katalizatorom
US9587047B2 (en) * 2011-12-12 2017-03-07 Saudi Basic Industries Corporation Process for the production of bimodal polyethylene in the presence of this catalyst system
KR20140107368A (ko) 2011-12-12 2014-09-04 사우디 베이식 인더스트리즈 코포레이션 촉매 시스템 및 이 촉매 시스템의 존재하에 초고분자량의 폴리에틸렌을 생산하는 방법
FR2994241B1 (fr) 2012-08-03 2015-03-06 Technip France Conduite flexible sous marine comprenant une couche comprenant un polyethylene a resistance thermique accrue
US9034991B2 (en) * 2013-01-29 2015-05-19 Chevron Phillips Chemical Company Lp Polymer compositions and methods of making and using same
BR112017003195B1 (pt) * 2014-08-29 2021-11-03 Dow Global Technologies Llc Resina à base de etileno e método de fabricação de uma resina à base de etileno
CN106554558B (zh) * 2015-09-30 2019-01-01 中国石油化工股份有限公司 易成型耐热聚乙烯组合物
JP7760229B2 (ja) 2016-12-19 2025-10-27 ダウ グローバル テクノロジーズ エルエルシー 伝導体外被およびその製造プロセス
SG11202011822RA (en) * 2018-06-13 2020-12-30 Univation Tech Llc Bimodal polyethylene copolymer and film thereof
US12049527B2 (en) 2018-09-28 2024-07-30 Univation Technologies, Llc Bimodal polyethylene copolymer composition and pipe made thereof
JP7530165B2 (ja) * 2019-09-27 2024-08-07 積水化学工業株式会社 コルゲート管
US12398220B2 (en) 2019-11-23 2025-08-26 Reliance Industries Limited Catalyst composition and a process for preparation thereof
KR102859695B1 (ko) * 2020-07-10 2025-09-15 보레알리스 게엠베하 저속 균열 성장에 대한 높은 저항성을 갖는 폴리에틸렌 파이프 수지
AR124341A1 (es) 2020-12-18 2023-03-15 Dow Global Technologies Llc Composición de polímero
WO2022241225A1 (en) * 2021-05-13 2022-11-17 W.R. Grace & Co.-Conn. Polyethylene copolymer with broad short chain branching distribution
US12040464B2 (en) 2022-03-31 2024-07-16 Sk Innovation Co., Ltd. Method of continuously regenerating waste separator including inorganic particles
EP4254602A3 (en) * 2022-03-31 2024-03-20 SK Innovation Co., Ltd. A mixed recycled polyolefin resin composition comprising recycled polyolefin resin recovered from waste separator and recycled product using the same
KR20250152268A (ko) * 2024-04-16 2025-10-23 한화토탈에너지스 주식회사 폴리에틸렌 수지 조성물, 이의 제조방법 및 이로부터 제조된 성형품

Family Cites Families (61)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA980498A (en) * 1971-04-16 1975-12-23 Du Pont Of Canada Limited Ethylene polymers with long chain branching
US4461873A (en) * 1982-06-22 1984-07-24 Phillips Petroleum Company Ethylene polymer blends
US4500648A (en) * 1983-04-25 1985-02-19 Exxon Research & Engineering Co. Long chain branching in polyolefins from ziegler-natta catalysts
US4851489A (en) * 1983-04-25 1989-07-25 Exxon Research & Engineering Company Long chain branching in polyolefins from Ziegler-Natta catalysts
US4935474A (en) * 1983-06-06 1990-06-19 Exxon Research & Engineering Company Process and catalyst for producing polyethylene having a broad molecular weight distribution
US4530914A (en) * 1983-06-06 1985-07-23 Exxon Research & Engineering Co. Process and catalyst for producing polyethylene having a broad molecular weight distribution
US5324800A (en) * 1983-06-06 1994-06-28 Exxon Chemical Patents Inc. Process and catalyst for polyolefin density and molecular weight control
US4937299A (en) * 1983-06-06 1990-06-26 Exxon Research & Engineering Company Process and catalyst for producing reactor blend polyolefins
US4752597A (en) * 1985-12-12 1988-06-21 Exxon Chemical Patents Inc. New polymerization catalyst
US5055438A (en) * 1989-09-13 1991-10-08 Exxon Chemical Patents, Inc. Olefin polymerization catalysts
US5096867A (en) * 1990-06-04 1992-03-17 Exxon Chemical Patents Inc. Monocyclopentadienyl transition metal olefin polymerization catalysts
US4814135A (en) 1987-12-22 1989-03-21 Union Carbide Corporation Process for extrusion
US5047485A (en) * 1989-02-21 1991-09-10 Himont Incorporated Process for making a propylene polymer with free-end long chain branching and use thereof
NZ235032A (en) * 1989-08-31 1993-04-28 Dow Chemical Co Constrained geometry complexes of titanium, zirconium or hafnium comprising a substituted cyclopentadiene ligand; use as olefin polymerisation catalyst component
US5057475A (en) * 1989-09-13 1991-10-15 Exxon Chemical Patents Inc. Mono-Cp heteroatom containing group IVB transition metal complexes with MAO: supported catalyst for olefin polymerization
US5064802A (en) * 1989-09-14 1991-11-12 The Dow Chemical Company Metal complex compounds
US5272236A (en) * 1991-10-15 1993-12-21 The Dow Chemical Company Elastic substantially linear olefin polymers
DE69230919T2 (de) * 1991-03-06 2000-08-17 Mobil Oil Corp., Fairfax Verfahren zur Herstellung von bimodalen Polyethylen in Serien-Reaktoren
KR930006089A (ko) * 1991-09-18 1993-04-20 제이 이이 휘립프스 폴리에틸렌 블렌드
US5783638A (en) * 1991-10-15 1998-07-21 The Dow Chemical Company Elastic substantially linear ethylene polymers
US5525695A (en) * 1991-10-15 1996-06-11 The Dow Chemical Company Elastic linear interpolymers
US5562958A (en) * 1991-10-15 1996-10-08 The Dow Chemical Company Packaging and wrapping film
US6143854A (en) * 1993-08-06 2000-11-07 Exxon Chemical Patents, Inc. Polymerization catalysts, their production and use
CA2103379C (en) * 1992-11-19 2000-05-23 Toshiyuki Tsutsui Catalyst for olefin polymerization, process for olefin polymerization using the same, ethylene/.alpha.-olefin copolymer, graft modified ethylene/.alpha.-olefin copolymer, and ethylene copolymer composition
US6001941A (en) * 1992-11-19 1999-12-14 Mitsui Chemicals, Inc. Ethylene α-olefin copolymer obtained by copolymerizing ethylene with an α-olefin
JP2736938B2 (ja) * 1993-06-24 1998-04-08 ザ ダウ ケミカル カンパニー チタン（▲ｉｉ▼）またはジルコニウム（▲ｉｉ▼）錯体およびそれからなる付加重合触媒
CN1131953A (zh) * 1993-08-06 1996-09-25 埃克森化学专利公司 聚合催化剂及其制备和用途
JPH10505622A (ja) 1994-09-08 1998-06-02 モービル・オイル・コーポレーション 単一の反応器内での広い／２モードのｍｗｄの樹脂の触媒制御
US6506866B2 (en) * 1994-11-17 2003-01-14 Dow Global Technologies Inc. Ethylene copolymer compositions
US5530072A (en) * 1995-04-19 1996-06-25 Mobil Oil Corporation Introduction of long chain branching into linear polyethylenes
US5736258A (en) 1995-11-07 1998-04-07 Union Carbide Chemicals & Plastics Technology Corporation Film extruded from an in situ blend of ethylene copolymers
PT885255E (pt) * 1996-03-05 2002-03-28 Dow Chemical Co Poliolefinas de reologia modificada
JPH09309926A (ja) * 1996-05-17 1997-12-02 Dow Chem Co:The エチレン共重合体の製造方法
ES2158567T3 (es) 1996-06-17 2001-09-01 Exxonmobil Chem Patents Inc Sistemas cataliticos de metales de transicion mixtos para la polimerizacion de olefinas.
KR20000067941A (ko) * 1996-07-22 2000-11-25 그래햄 이. 테일러 가교결합된 비방향족 음이온 디에닐기를 함유하는 금속 착화합물
US6015868A (en) * 1996-10-03 2000-01-18 The Dow Chemical Company Substituted indenyl containing metal complexes and olefin polymerization process
US5965756A (en) * 1996-12-19 1999-10-12 The Dow Chemical Company Fused ring substituted indenyl metal complexes and polymerization process
US6114457A (en) * 1997-02-07 2000-09-05 Exxon Chemical Patents Inc. High melt strength polyethylene compositions
DE69808243T2 (de) * 1997-02-07 2003-05-08 Exxonmobil Chemical Patents Inc., Baytown Thermoplastische,elastomere zusammensetzungen aus verzweigten olefincopolymeren
US6197910B1 (en) * 1997-12-10 2001-03-06 Exxon Chemical Patents, Inc. Propylene polymers incorporating macromers
JPH11199719A (ja) * 1998-01-07 1999-07-27 Asahi Chem Ind Co Ltd ポリエチレン製パイプ
US6207606B1 (en) * 1998-05-15 2001-03-27 Univation Technologies, Llc Mixed catalysts and their use in a polymerization process
DE19833858C2 (de) * 1998-07-28 2000-06-08 Elenac Gmbh Geruchsarme Polyethylen-Blends
CA2247703C (en) * 1998-09-22 2007-04-17 Nova Chemicals Ltd. Dual reactor ethylene polymerization process
EP0989141A1 (en) * 1998-09-25 2000-03-29 Fina Research S.A. Production of multimodal polyethelene
JP2000109521A (ja) * 1998-10-07 2000-04-18 Asahi Chem Ind Co Ltd 成形加工性に優れたポリエチレンパイプ及び継ぎ手用樹脂
DE19849426A1 (de) * 1998-10-27 2000-05-04 Elenac Gmbh Bimodale Polyethylen-Blends mit hoher Mischgüte
US6107147A (en) * 1998-12-18 2000-08-22 Texas Instruments Incorporated Stacked poly/amorphous silicon gate giving low sheet resistance silicide film at submicron linewidths
AU2377900A (en) * 1998-12-29 2000-07-31 Chevron Phillips Chemical Company Lp Improved chromate ester catalyst and method of using same to produce high performance polyethylene products
AR022608A1 (es) 1999-02-17 2002-09-04 Dow Chemical Co Producto interpolimerico aromatico de alfa-olefina/vinilo o vinilideno y proceso para su elaboracion mediante sistemas catalizadores multiples
US6140457A (en) 1999-02-26 2000-10-31 General Electric Company Static-resistant polycarbonates having DI-t-alkylphenyl end groups
US6187866B1 (en) * 1999-06-04 2001-02-13 Union Carbide Chemicals & Plastics Technology Corporation Staged reactor process
JP2001022034A (ja) * 1999-07-06 2001-01-26 Fuji Photo Film Co Ltd 感光材料用包装材料
JP2003505544A (ja) * 1999-07-15 2003-02-12 ザ ダウ ケミカル カンパニー 高密度エチレンホモポリマー及びブレンド組成物
US6369176B1 (en) * 1999-08-19 2002-04-09 Dupont Dow Elastomers Llc Process for preparing in a single reactor polymer blends having a broad molecular weight distribution
KR100714508B1 (ko) 1999-12-10 2007-05-07 다우 글로벌 테크놀로지스 인크. 치환된 4족 금속 착체, 촉매 및 올레핀 중합 방법
ATE316116T1 (de) * 2000-04-13 2006-02-15 Borealis Tech Oy Polymerzusammensetzung für rohre
DE60110794T2 (de) 2000-05-26 2005-10-06 Dow Global Technologies, Inc., Midland Pelyethylene-reiche mischungen mit polypropylene und ihre verwendung
DE10047861A1 (de) * 2000-09-27 2002-04-25 Basell Polyolefine Gmbh Polyethylen Formmasse geeignet als Rohrwerkstoff mit herausragenden Verarbeitungseigenschaften
CA2459552C (en) * 2001-08-17 2011-07-19 Dow Global Technologies Inc. Bimodal polyethylene composition and articles made therefrom
JP2003212924A (ja) * 2002-01-29 2003-07-30 Japan Polyolefins Co Ltd ポリエチレン系樹脂材料およびそれを用いた成形体

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2805823B1 (de) 2013-05-22 2015-10-14 egeplast international GmbH Mindestens zweischichtiges Kunststoffrohr
EP2805823B2 (de) † 2013-05-22 2023-06-07 egeplast international GmbH Mindestens zweischichtiges Kunststoffrohr

Also Published As

Publication number Publication date
RU2004139104A (ru) 2005-06-27
US20040034169A1 (en) 2004-02-19
AU2003240541A1 (en) 2003-12-19
AR040146A1 (es) 2005-03-16
ATE369396T1 (de) 2007-08-15
RU2326904C2 (ru) 2008-06-20
US7989549B2 (en) 2011-08-02
EP1511805B1 (en) 2007-08-08
CN1668690A (zh) 2005-09-14
WO2003102075A1 (en) 2003-12-11
CN100575405C (zh) 2009-12-30
ES2291639T3 (es) 2008-03-01
MXPA04012160A (es) 2005-04-19
DE60315450D1 (de) 2007-09-20
EP1511805A1 (en) 2005-03-09
JP2005528501A (ja) 2005-09-22
US20060041073A1 (en) 2006-02-23
BR0311703B1 (pt) 2013-11-19
BR0311703A (pt) 2005-03-08
CA2487931A1 (en) 2003-12-11

Similar Documents

Publication Publication Date Title
DE60315450T2 (de) Polymerzusammensetzungen und verfahren zum herstellen von rohren daraus
DE60119149T2 (de) Polyethylenharze für Schläuche und deren Herstellung
DE69329313T2 (de) Ethylencopolymerzusammensetzung
DE69322082T2 (de) Copolymere des ethylens mit verzweigten olefinen
DE60218224T2 (de) Physikalische polyethylenmischungen
DE602004004132T2 (de) Extrusionsbeschichtung
DE69218995T2 (de) Verfahren zur Herstellung von bimodale Polyethylen in Serien-Reaktoren
DE69425556T2 (de) Äthylen copolymerisation
DE69921812T2 (de) Polyethylen-zusammensetzungen hoher dichte, ein verfahren zu deren herstellung sowie daraus hergestellte filme
DE68926490T2 (de) In situ-Mischungsverfahren für Polymere
DE60128377T2 (de) Metallocenkatalysatoren hergestelltem polyethylen sehr niedriger dichte
DE60301617T2 (de) Polymerfilm
DE60002322T2 (de) Polymermischungen verwendendes spritzgiessverfahren
DE60026935T2 (de) Polymerisationsverfahren in einer Reaktorenreihe
DE69922040T2 (de) Herstellung von multimodalem polyethylen
DE60205387T2 (de) Bimodale polyethylenzusammensetzung und gegenstände daraus
DE69426936T2 (de) Polyolefinmischungen aus bimodaler molekulargewichstverteilung
DE60005155T2 (de) Polymerzusammensetzung, verfahren zu ihrer herstellung und daraus hergestellte filme
DE60000871T2 (de) Polyolefine und ihre verwendung
EP1838744B1 (en) Film and process for its preparation
DE69310061T2 (de) Ethylenpolymerzusammensetzung
US20090283939A1 (en) Polyolefin Compositions, Articles Made Therefrom and Methods for Preparing the Same
DE69936341T2 (de) Polyethylen und Verfahren zu dessen Herstellung
DE602004001210T2 (de) Beschichtungszusammensetzung, herstellungsverfahren dafür und damit beschichtetes substrat
DE60117774T2 (de) Metallocen-polyethylen für glänzende plastikbehälter

Legal Events

Date Code Title Description
8363 Opposition against the patent