AU2003240541A1 - Polymer compositions and method of making pipes thereof - Google Patents

Polymer compositions and method of making pipes thereof Download PDF

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Publication number
AU2003240541A1
AU2003240541A1 AU2003240541A AU2003240541A AU2003240541A1 AU 2003240541 A1 AU2003240541 A1 AU 2003240541A1 AU 2003240541 A AU2003240541 A AU 2003240541A AU 2003240541 A AU2003240541 A AU 2003240541A AU 2003240541 A1 AU2003240541 A1 AU 2003240541A1
Authority
AU
Australia
Prior art keywords
composition
polymer
reactor
hmw
ethylene
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.)
Abandoned
Application number
AU2003240541A
Other languages
English (en)
Inventor
William J Michie Jr.
Jimmy Zhou
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=AU2003240541(A1) "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
Publication of AU2003240541A1 publication Critical patent/AU2003240541A1/en
Abandoned 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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
AU2003240541A 2002-06-04 2003-06-04 Polymer compositions and method of making pipes thereof Abandoned AU2003240541A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US38629102P 2002-06-04 2002-06-04
US60/386,291 2002-06-04
PCT/US2003/017642 WO2003102075A1 (en) 2002-06-04 2003-06-04 Polymer compositions and method of making pipes thereof

Publications (1)

Publication Number Publication Date
AU2003240541A1 true AU2003240541A1 (en) 2003-12-19

Family

ID=29712237

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003240541A Abandoned AU2003240541A1 (en) 2002-06-04 2003-06-04 Polymer compositions and method of making pipes thereof

Country Status (14)

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

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1546252B1 (en) * 2002-10-01 2010-03-03 ExxonMobil Chemical Patents, Inc. a Corporation of the State of Delaware Polyethylene compositions for injection molding
AU2004317559B2 (en) * 2004-03-26 2010-04-29 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
JP5198872B2 (ja) 2004-12-17 2013-05-15 ダウ グローバル テクノロジーズ エルエルシー レオロジー改変相対的高溶融強度ポリエチレン組成物並びにパイプ、フィルム、シート、およびブロー成型品の製造方法
EA200701226A1 (ru) * 2005-01-12 2007-12-28 Бореалис Текнолоджи Ой Полиэтилен для экструзионного покрытия
EP1836232B2 (en) * 2005-01-12 2016-08-03 Borealis Technology Oy Extrusion coating polyethylene
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
JP5351010B2 (ja) * 2006-04-07 2013-11-27 ダウ グローバル テクノロジーズ エルエルシー ポリオレフィン組成物、それらから製造される物品およびそれらの調製方法
WO2007130553A2 (en) * 2006-05-02 2007-11-15 Dow Global Technologies Inc. High-density polyethylene compositions, method of making the same, wire and cable jackets made therefrom, and method of making such wire and cable jackets
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
EP1909014B2 (en) 2006-10-04 2013-08-14 Borealis Technology Oy Polyethylene composition for pressure pipes with enhanced flexibility
ES2389876T3 (es) * 2006-10-23 2012-11-02 Dow Global Technologies Inc. Método para fabricar composicones de polietileno
ATE535569T1 (de) * 2006-12-29 2011-12-15 Borealis Tech Oy Polyethylenmassen für blasgeformte transportverpackungsartikel
PL1985660T5 (pl) * 2007-04-25 2013-09-30 Borealis Tech Oy Rury zawierające polietylen odporny na powolną propagację pęknięć
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.
US20090105374A1 (en) * 2007-09-28 2009-04-23 Dow Global Technologies Inc. Thermoplastic olefin composition with improved heat distortion temperature
BRPI0819573B1 (pt) 2007-12-31 2019-04-09 Dow Global Technologies Inc. Composição e artigo
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
CA2792989C (en) * 2010-03-17 2018-08-14 Borealis Ag Polymer composition for w&c application with advantageous electrical properties
CA2792990C (en) 2010-03-17 2019-05-14 Borealis Ag Polyethylene polymer composition and power cable with improved electrical properties
EP2410011A1 (en) 2010-07-23 2012-01-25 INEOS Manufacturing Belgium NV Polyethylene composition
EP2681273B1 (en) 2011-03-04 2017-08-23 Total Research & Technology Feluy Process for preparing polyethylene blend comprising metallocene produced resins and ziegler-natta produced resins
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
EP2791182B1 (en) 2011-12-12 2017-08-30 Saudi Basic Industries Corporation (Sabic) A catalyst system and a process for the production of ultra high molecular weight polyethylene in presence of this catalyst system
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
DE102013105202A1 (de) 2013-05-22 2014-11-27 Egeplast International Gmbh Mindestens zweischichtiges Kunststoffrohr
CA2959160C (en) * 2014-08-29 2022-12-06 Dow Global Technologies Llc Ethylene-based resins for closure applications
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
WO2018118741A2 (en) 2016-12-19 2018-06-28 Dow Global Technologies Llc Conductor jacket and process for producing same
US11945889B2 (en) * 2018-06-13 2024-04-02 Univation Technologies Llc Bimodal polyethylene copolymer and film thereof
EP3856801B1 (en) * 2018-09-28 2024-09-04 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
AU2021303475B2 (en) * 2020-07-10 2024-06-27 Borealis Ag Polyethylene pipe resin with high resistance to slow crack growth
AR124341A1 (es) 2020-12-18 2023-03-15 Dow Global Technologies Llc Composición de polímero
EP4337703A4 (en) * 2021-05-13 2025-03-19 W. R. Grace & Co.-Conn POLYETHYLENE COPOLYMER WITH A WIDELY DISTRIBUTED SHORT-CHAIN BRANCHING
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
US12040464B2 (en) 2022-03-31 2024-07-16 Sk Innovation Co., Ltd. Method of continuously regenerating waste separator including inorganic particles
AU2025200829A1 (en) * 2024-04-16 2025-10-30 Hanwha TotalEnergies Petrochemical Co.,Ltd. Polyethylene resin composition, method of preparing the same, and article produced therefrom

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
US4851489A (en) * 1983-04-25 1989-07-25 Exxon Research & Engineering Company Long chain branching in polyolefins from Ziegler-Natta catalysts
US4500648A (en) * 1983-04-25 1985-02-19 Exxon Research & Engineering Co. Long chain branching in polyolefins from ziegler-natta catalysts
US5324800A (en) * 1983-06-06 1994-06-28 Exxon Chemical Patents Inc. Process and catalyst for polyolefin density and molecular weight control
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
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
EP0503791B1 (en) * 1991-03-06 1997-04-16 Mobil Oil Corporation Process for producing bimodal ethylene polymers in tandem reactors
KR930006089A (ko) * 1991-09-18 1993-04-20 제이 이이 휘립프스 폴리에틸렌 블렌드
US5525695A (en) * 1991-10-15 1996-06-11 The Dow Chemical Company Elastic linear interpolymers
US5783638A (en) * 1991-10-15 1998-07-21 The Dow Chemical Company Elastic substantially linear ethylene polymers
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
US6001941A (en) * 1992-11-19 1999-12-14 Mitsui Chemicals, Inc. Ethylene α-olefin copolymer obtained by copolymerizing ethylene with an α-olefin
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
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
DE69422410T2 (de) * 1993-08-06 2000-07-06 Exxon Chemical Patents, Inc. Polymerisationskataylsatoren, ihre herstellung und verwendung
KR100388716B1 (ko) 1994-09-08 2003-11-28 엑손모빌 오일 코포레이션 단일반응기내에서의분자량분포가넓거나또는이중모드인수지의촉매적조절방법
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
RU2184749C2 (ru) * 1996-03-05 2002-07-10 Дзе Дау Кемикал Компани Реологически модифицированные полиолефины
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
HU223533B1 (hu) 1996-06-17 2004-08-30 Exxonmobil Chemical Patents Inc. Vegyes átmenetifém katalizátor-rendszer olefinek polimerizálására
BR9710518A (pt) * 1996-07-22 1999-08-17 Dow Chemical Co Complexo de metal composi-Æo de catalisador e processo de polimeriza-Æo
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
EP0958314B1 (en) * 1997-02-07 2002-11-06 ExxonMobil Chemical Patents Inc. Propylene polymers incorporating polyethylene macromers
US6114457A (en) * 1997-02-07 2000-09-05 Exxon Chemical Patents Inc. High melt strength polyethylene compositions
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
CA2356686A1 (en) * 1998-12-29 2000-07-06 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
DE69936543T9 (de) * 1999-07-15 2008-07-10 Dow Global Technologies, Inc., Midland Polyethylen mit hoher dichte und mischungen davon
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
CA2393793C (en) 1999-12-10 2009-09-29 Jerzy Klosin Substituted group 4 metal complexes, catalysts and olefin polymerization process
DE60025551T2 (de) * 2000-04-13 2006-08-24 Borealis Technology Oy Polymerzusammensetzung für Rohre
WO2001092403A2 (en) 2000-05-26 2001-12-06 Dow Global Technologies Inc. Polyethylene rich/polypropylene blends and their uses
DE10047861A1 (de) * 2000-09-27 2002-04-25 Basell Polyolefine Gmbh Polyethylen Formmasse geeignet als Rohrwerkstoff mit herausragenden Verarbeitungseigenschaften
CN1301292C (zh) * 2001-08-17 2007-02-21 陶氏环球技术公司 双峰聚乙烯组合物及其制品和该组合物的应用
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

Also Published As

Publication number Publication date
DE60315450D1 (de) 2007-09-20
US20040034169A1 (en) 2004-02-19
ES2291639T3 (es) 2008-03-01
EP1511805A1 (en) 2005-03-09
BR0311703B1 (pt) 2013-11-19
MXPA04012160A (es) 2005-04-19
DE60315450T2 (de) 2008-04-24
BR0311703A (pt) 2005-03-08
JP2005528501A (ja) 2005-09-22
CN100575405C (zh) 2009-12-30
EP1511805B1 (en) 2007-08-08
WO2003102075A1 (en) 2003-12-11
CN1668690A (zh) 2005-09-14
US7989549B2 (en) 2011-08-02
RU2004139104A (ru) 2005-06-27
RU2326904C2 (ru) 2008-06-20
CA2487931A1 (en) 2003-12-11
AR040146A1 (es) 2005-03-16
US20060041073A1 (en) 2006-02-23
ATE369396T1 (de) 2007-08-15

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MK1 Application lapsed section 142(2)(a) - no request for examination in relevant period