ATE214080T1 - Verfahren zur herstellung einer simulierten in situ polyethylenmischung - Google Patents

Verfahren zur herstellung einer simulierten in situ polyethylenmischung

Info

Publication number
ATE214080T1
ATE214080T1 AT97309698T AT97309698T ATE214080T1 AT E214080 T1 ATE214080 T1 AT E214080T1 AT 97309698 T AT97309698 T AT 97309698T AT 97309698 T AT97309698 T AT 97309698T AT E214080 T1 ATE214080 T1 AT E214080T1
Authority
AT
Austria
Prior art keywords
polyethylene
grams per
simulated
producing
per
Prior art date
Application number
AT97309698T
Other languages
English (en)
Inventor
Anthony Charles Neubauer
Leonard Sebastian Scarola
Original Assignee
Union Carbide Chem Plastic
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Union Carbide Chem Plastic filed Critical Union Carbide Chem Plastic
Application granted granted Critical
Publication of ATE214080T1 publication Critical patent/ATE214080T1/de

Links

Classifications

    • 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
    • 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
    • B29C48/50—Details of extruders
    • B29C48/69—Filters or screens for the moulding material
    • 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
    • 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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • 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)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
AT97309698T 1996-12-03 1997-12-02 Verfahren zur herstellung einer simulierten in situ polyethylenmischung ATE214080T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/753,931 US6485662B1 (en) 1996-12-03 1996-12-03 Process for preparing a simulated in situ polyethylene blend

Publications (1)

Publication Number Publication Date
ATE214080T1 true ATE214080T1 (de) 2002-03-15

Family

ID=25032757

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97309698T ATE214080T1 (de) 1996-12-03 1997-12-02 Verfahren zur herstellung einer simulierten in situ polyethylenmischung

Country Status (6)

Country Link
US (1) US6485662B1 (de)
EP (1) EP0848036B1 (de)
JP (1) JP3830643B2 (de)
AT (1) ATE214080T1 (de)
DE (1) DE69710856T2 (de)
ES (1) ES2169840T3 (de)

Families Citing this family (58)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19849426A1 (de) * 1998-10-27 2000-05-04 Elenac Gmbh Bimodale Polyethylen-Blends mit hoher Mischgüte
DE19929812A1 (de) * 1999-06-30 2001-01-04 Elenac Gmbh Polyethylen Formmasse und daraus hergestelltes Rohr mit verbesserten mechanischen Eigenschaften
GB9919718D0 (en) * 1999-08-19 1999-10-20 Borealis As Process
US6537471B2 (en) * 1999-12-14 2003-03-25 Microhelix, Inc. Method for producing ultra thin wall extrusions
DE10047861A1 (de) * 2000-09-27 2002-04-25 Basell Polyolefine Gmbh Polyethylen Formmasse geeignet als Rohrwerkstoff mit herausragenden Verarbeitungseigenschaften
US6608149B2 (en) 2000-12-04 2003-08-19 Univation Technologies, Llc Polymerization process
TW200504093A (en) * 2003-05-12 2005-02-01 Dow Global Technologies Inc Polymer composition and process to manufacture high molecular weight-high density polyethylene and film therefrom
MXPA06002483A (es) * 2003-09-05 2006-06-20 Dow Global Technologies Inc Composiciones de resina mejoradas para recubrimiento por extrusion.
JP4651275B2 (ja) * 2003-11-04 2011-03-16 三井化学株式会社 エチレン系共重合体樹脂組成物とその用途
US6878454B1 (en) * 2003-12-05 2005-04-12 Univation Technologies, Llc Polyethylene films
US7794473B2 (en) 2004-11-12 2010-09-14 C.R. Bard, Inc. Filter delivery system
US20080132595A1 (en) * 2004-11-16 2008-06-05 Heck Henry G Elastomeric Compositions With Improved Resistance To Necking For High Speed Sheet Extrusion Applications
AU2005316788B2 (en) * 2004-12-17 2012-04-05 Dow Global Technologies Llc Rheology modified polyethylene compositions
JP5023493B2 (ja) * 2005-01-07 2012-09-12 住友化学株式会社 ポリプロピレン系樹脂組成物の製造方法
DE102005040390A1 (de) 2005-08-25 2007-03-01 Basell Polyolefine Gmbh Multimodale Polyethylen Formmasse zur Herstellung von Rohren mit verbesserten mechanischen Eigenschaften
US7786203B2 (en) * 2005-09-16 2010-08-31 Milliken & Company Polymer compositions comprising nucleating or clarifying agents and articles made using such compositions
US7393916B2 (en) * 2005-11-01 2008-07-01 Univation Technologies, Llc Method of reducing gels in polyolefins
DE602007003704D1 (de) 2006-03-10 2010-01-21 Dow Global Technologies Inc Polyethylenharze für folien- und wärmeformungsanwendungen
ES2338936T3 (es) 2006-05-02 2010-05-13 Dow Global Technologies Inc. Composiciones de polietileno de alta densidad, metodo para fabricar las mismas, articulos fabricados a partir de ellas, y metodo para fabricar tales articulos.
US7456244B2 (en) * 2006-05-23 2008-11-25 Dow Global Technologies High-density polyethylene compositions and method of making the same
CA2656845C (en) 2007-05-02 2015-09-22 Dow Global Technologies Inc. High-density polyethylene compositions, method of making the same, injection molded articles made therefrom, and method of making such articles
US8193284B2 (en) 2007-07-26 2012-06-05 Sumitomo Chemical Company, Limited Process for producing polyolefin resin composition
ES2399313T3 (es) 2008-01-29 2013-03-27 Dow Global Technologies Llc Composiciones de polietileno, método para producir las mismas, artículos fabricados con ellas, y método para fabricar los mismos
US9056970B2 (en) 2009-01-30 2015-06-16 Dow Global Technologies Llc High-density polyethylene compositions, method of producing the same, closure devices made therefrom, and method of making such closure devices
WO2011006111A1 (en) 2009-07-09 2011-01-13 Union Carbide Chemicals & Plastics Technology Llc Enhanced condensed mode operation in method of producing polyofefins with chromium based catalysts
MX2012002545A (es) 2009-08-28 2012-04-02 Dow Global Technologies Llc Articulos moldeados rotatorios, y metodo para fabricarlos.
WO2011090914A1 (en) 2010-01-19 2011-07-28 Dow Global Technologies LLC (Formerly known as Dow Global Technologies Inc.) Method for improving the bubble stability of a polyethylene composition suitable for blown film extrusion process
RU2012144446A (ru) 2010-03-19 2014-04-27 ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи (ФОМЭЛИ НОУН ЭЗ ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ИНК.) Двухкомпонентные волокна
US20130209707A1 (en) 2010-10-29 2013-08-15 Dow Global Technologies Llc Polyethylene-based oriented monofilaments and strips and method for the preparation thereof
BR112013028810B1 (pt) 2011-05-10 2020-11-24 Basell Polyolefine Gmbh Processo para homogeneizaqao e peletizaqao de uma composiçao de polietileno, uso de uma composiçao de polietileno obtida por tal processo e produtos preparados a partir de tal composiçao
BR112013030295B1 (pt) 2011-05-27 2021-01-05 Dow Global Technologies Llc composição de mistura de polietileno e artigo
KR101960559B1 (ko) 2011-10-05 2019-03-20 다우 글로벌 테크놀로지스 엘엘씨 스펀본드 부직포
US9089831B2 (en) 2011-10-25 2015-07-28 Chevron Phillips Chemical Company Lp System and method for blending polymers
MX357214B (es) 2012-06-26 2018-06-29 Dow Global Technologies Llc Una composicion de mezcla de polietileno adecuada para peliculas sopladas y peliculas fabricadas a partir de la misma.
BR112015007857A2 (pt) 2012-10-12 2017-07-04 Dow Global Technologies Llc mistura de poliolefina e artigo
CN104837914A (zh) 2012-10-12 2015-08-12 陶氏环球技术有限责任公司 适于拉伸膜应用的聚乙烯组合物及其制备方法
EP2906624B1 (de) 2012-10-12 2016-12-14 Dow Global Technologies LLC Lineare zusammensetzung mit niedriger dichte für filmzusammensetzungen und daraus hergestellte filme
MY181780A (en) 2012-10-12 2021-01-06 Dow Global Technologies Llc Sealant composition
JP2015535011A (ja) 2012-10-12 2015-12-07 ダウ グローバル テクノロジーズ エルエルシー ポリオレフィンブレンド組成物および当該組成物から作製されるフィルム
MX2015007930A (es) 2012-12-17 2015-10-05 Dow Global Technologies Llc Una composicion de polietileno apta para aplicaciones de pelicula y peliculas hechas del mismo.
US9988473B2 (en) 2013-05-02 2018-06-05 Dow Global Technologies Llc Polyethylene composition and articles made therefrom
CA2847628A1 (en) 2014-03-28 2015-09-28 Nova Chemicals Corporation Improved extrusion process
US9765164B2 (en) 2014-06-27 2017-09-19 Dow Global Technologies Llc Polyolefin compositions and uses thereof
US10576675B2 (en) 2014-11-19 2020-03-03 Exxonmobil Chemical Patents Inc. Devices, systems, and processes for processing polymers
SG11201705576YA (en) * 2015-01-21 2017-08-30 Univation Tech Llc Methods for gel reduction in polyolefins
ES3021214T3 (en) 2015-02-06 2025-05-26 Dow Global Technologies Llc Method of manufacturing an artificial turf filament
WO2017001384A1 (en) 2015-06-29 2017-01-05 Sabic Global Technologies B.V. Use of a free radical initiator composition for the reduction of gels in polyethylene materials
EP3173442A1 (de) 2015-11-27 2017-05-31 Borealis AG Halbleitende polyethylenzusammensetzung
US11383416B2 (en) 2015-12-16 2022-07-12 Exxonmobil Chemical Patents Inc. Devices, systems, and processes for processing polymers
EP3389984B1 (de) 2015-12-16 2021-12-15 ExxonMobil Chemical Patents Inc. Vorrichtung und verfahren zur verarbeitung von polyolefin-kunststoffen
CN109563203A (zh) 2016-06-30 2019-04-02 陶氏环球技术有限责任公司 可用于低共聚单体掺入的前催化剂组合物及其制备方法
US20190256618A1 (en) 2016-06-30 2019-08-22 Dow Global Technologies Llc Procatalyst compositions useful for low comonomer incorporation and process for preparing the same
EP3327077A1 (de) 2016-11-24 2018-05-30 SABIC Global Technologies B.V. Verfahren oder verwendung zur herstellung von polyethylenmaterialien mit vermindertem gelgehalt
CN110461882B (zh) 2017-02-03 2021-12-14 埃克森美孚化学专利公司 制备聚乙烯聚合物的方法
US11492429B2 (en) 2020-06-05 2022-11-08 Formosa Plastics Corporation, U.S.A. Long-chain branched ethylene copolymer with novel composition distribution and films formed from the same
CN112706431B (zh) * 2020-12-09 2022-09-13 北方华锦化学工业股份有限公司 一种降低abs不良品发生率的方法
US20240117165A1 (en) 2021-05-19 2024-04-11 Dow Global Technologies Llc High-density polyethylene compositions having improved processability and molded articles made therefrom
WO2022245643A1 (en) 2021-05-19 2022-11-24 Dow Global Technologies Llc High density polyethylene compositions and articles made therefrom

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4334783A (en) 1978-12-21 1982-06-15 Showa Denko Kabushiki Kaisha Mixing device
JPS5610506A (en) * 1979-07-09 1981-02-03 Mitsui Petrochem Ind Ltd Production of ethylene polymer composition
US4661249A (en) 1985-01-28 1987-04-28 Metallurgical Industries, Inc. Prefilter device for polymeric material
US4681721A (en) 1985-11-06 1987-07-21 Mobil Oil Corporation Thermoplastic film extrusion process employing die with filtering arrangement
US4814135A (en) * 1987-12-22 1989-03-21 Union Carbide Corporation Process for extrusion
US5047468A (en) * 1988-11-16 1991-09-10 Union Carbide Chemicals And Plastics Technology Corporation Process for the in situ blending of polymers
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
FI98819C (fi) * 1993-03-26 1997-08-25 Borealis Polymers Oy Prosessi olefiinipolymeerien valmistamiseksi ja prosessilla valmistetut tuotteet
US5849231A (en) 1993-03-29 1998-12-15 General Electric Company Melt extrusion process
US5414034A (en) 1993-03-29 1995-05-09 General Electric Company Processing stabilizer formulations
ATE176618T1 (de) 1993-06-16 1999-02-15 Union Carbide Chem Plastic Vorrichtung und verfahren zum kontinuierlichen pelletisieren von thermoplastischen kunststoffen
WO1995011264A1 (en) * 1993-10-21 1995-04-27 Mobil Oil Corporation Polyolefin blends of bimodal molecular weight distribution
US5631069A (en) * 1994-05-09 1997-05-20 The Dow Chemical Company Medium modulus molded material comprising substantially linear polyethlene and fabrication method
US5514455A (en) * 1994-07-08 1996-05-07 Union Carbide Chemicals & Plastics Technology Corporation Film extruded from an in situ blend of ethylene copolymers
IL115911A0 (en) 1994-11-14 1996-01-31 Dow Chemical Co Extrusion compositions having high drawdown and substantially reduced neck-in

Also Published As

Publication number Publication date
DE69710856D1 (de) 2002-04-11
DE69710856T2 (de) 2002-07-18
EP0848036B1 (de) 2002-03-06
US6485662B1 (en) 2002-11-26
EP0848036A1 (de) 1998-06-17
JP3830643B2 (ja) 2006-10-04
ES2169840T3 (es) 2002-07-16
JPH10158411A (ja) 1998-06-16

Similar Documents

Publication Publication Date Title
ATE214080T1 (de) Verfahren zur herstellung einer simulierten in situ polyethylenmischung
DE3784152D1 (de) Harz mit hohem brechungsindex, verfahren zu seiner herstellung und optische materialien aus diesem harz.
DE3382427D1 (de) Polymer/polyol-zusammensetzungen mit verbrennungswiderstand und verfahren zur herstellung von polyurethanen.
DE3375486D1 (en) Method of producing fibre-reinforced composition
DE3587206D1 (de) Verfahren zur herstellung von polymeren mit einfoermiger teilchengroesse.
AU564159B2 (en) Method of producing fibre reinforced composition
ES2164181T3 (es) Copolimero de etileno y de alfa olefina y composicion, pelicula, material estratificado y aislante electrico que comprende este.
DE69102176D1 (de) Stabile Zusammensetzungen zur parenteralen Anwendung und Verfahren zu ihrer Herstellung.
KR850004599A (ko) 다공성 필름의 제조방법
ATE258958T1 (de) Ethylen-kopolymer-mischungen mit enger molekulargewichtsverteilung und optimierter zusammensetzung, verfahren zu ihrer herstellung und ihre verwendung
CA2013210A1 (en) Moldable low density thermoplastic composite with hollow glass spheres and the method for compounding
KR910004859A (ko) 스플리트 섬유(split fiber)와 그의 집합체 및 그의 제조방법
ATE127436T1 (de) Bindemittelhaltiger belag und verfahren zu seiner herstellung.
ATA22291A (de) Gleitelement mit sich ändernder legierungszusammensetzung sowie verfahren zu seiner herstellung
DE69102019D1 (de) Verfahren zur Herstellung von Elektroden aus geschmolzenes Karbonat enthaltenden Brennstoffzellen und danach hergestellte Elektrode.
DE59611470D1 (de) Trennschichtfreie Dublofolie, Verfahren zu ihrer Herstellung sowie ihre Verwendung
ATE138405T1 (de) Polyesterharzzusammensetzung und verfahren zu ihrer herstellung
DE69229395D1 (de) Verfahren zur herstellung von polymerzusammensetzungen
EP0771854A3 (de) Kristalline, thermoplastische Kunststoffzusammensetzung
ATE121148T1 (de) Durch nassverfahren hergestellte bahn und ihre verwendung.
DE68906322D1 (de) Octasubstituierte lithium-phthalocyanine, verfahren zu ihre herstellung und ihrer verwendung in epr.
DE69712305D1 (de) Lithiumhexafluorophosphat-pyridinsolvate, deren herstellung, und verfahren zur herstellung von lithiumhexafluorophosphate unter verwendung dieser solvate
PT78951A (de) Verfahren zur herstellung n'-substituierte n-gegebenenfalls im n'-atom und ihre verwendung als antidota in herbiziden
JPS57101022A (en) Polyester fiber having improved dimensional stability
DE3670303D1 (de) Loesungsmittelzusammensetzungen zur herstellung von bitumenueberzugsmittel sowie unter deren verwendung hergestellte polymerloesungen und bitumenueberzugsmittel.