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)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Mechanical Engineering (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
BRPI0413766B1 (pt) * 2003-09-05 2014-01-28 Composição para extrusão de polietileno,uso de uma composição, processo para extrudar um material polimérico sobre um substrato e camada de película polimérica
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
CN101061172B (zh) * 2004-11-16 2010-12-15 陶氏环球技术公司 用于高速片材挤出应用的具有改进抗颈缩性的弹性组合物
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
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
ATE451411T1 (de) 2006-03-10 2009-12-15 Dow Global Technologies Inc Polyethylenharze für folien- und wärmeformungsanwendungen
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
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
CN101765623B (zh) * 2007-07-26 2012-07-04 住友化学株式会社 聚烯烃类树脂组合物的制造方法
US8481666B2 (en) 2008-01-29 2013-07-09 Dow Global Technologies Llc. Polyethylene compositions, method of producing the same, articles made therefrom, and method of making the same
MX2011008053A (es) 2009-01-30 2012-01-12 Dow Global Technologies Llc Composiciones de polietileno de alta densidad, metodo para producir las mismas, dispositivos de cierre elaborados de las mismas, y metodo para elaborar dichos dispositivos de cierre.
EP2451848A1 (de) 2009-07-09 2012-05-16 Union Carbide Chemicals & Plastics Technology LLC Verbesserter betrieb im kondensationsmodus bei einem verfahren zur polyolefinherstellung mit katalsatoren auf chrombasis
ES2755903T3 (es) 2009-08-28 2020-04-24 Dow Global Technologies Llc Artículos moldeados por moldeo rotacional, y método de fabricación de los mismos
BR112012017676B1 (pt) 2010-01-19 2020-01-14 Dow Global Technologies Llc método para melhorar a estabilidade de bolha de uma composição de polietileno apropriada para processo de extrusão de película expandida
JP2013522491A (ja) 2010-03-19 2013-06-13 ダウ グローバル テクノロジーズ エルエルシー 複合繊維
BR112013009950A2 (pt) 2010-10-29 2020-09-01 Dow Global Technologies Llc fita
CN103534075B (zh) 2011-05-10 2016-08-31 巴塞尔聚烯烃股份有限公司 用于均化和粒化聚乙烯组合物的方法
MX343537B (es) 2011-05-27 2016-11-09 Dow Global Technologies Llc Una composicion de mezcla de polietileno teniendo una acumulacion de rodillo de enfriamiento reducida durante el proceso de extruccion.
JP6336908B2 (ja) 2011-10-05 2018-06-06 ダウ グローバル テクノロジーズ エルエルシー スパンボンド不織布
US9089831B2 (en) 2011-10-25 2015-07-28 Chevron Phillips Chemical Company Lp System and method for blending polymers
ES2587740T3 (es) 2012-06-26 2016-10-26 Dow Global Technologies Llc Una composición mezcla de polietileno adecuada para películas sopladas y películas obtenidas a partir de la misma
MX2015004631A (es) 2012-10-12 2015-07-21 Dow Global Technologies Llc Composicion de polietileno adecuada para aplicaciones en pelicula de estiramiento y metodo de produccion de la misma.
MX2015004630A (es) 2012-10-12 2015-07-21 Dow Global Technologies Llc Composicion lineal de baja densidad adecuada para aplicaciones de peliculas y peliculas fabricadas a partir de la misma.
BR112015007859A2 (pt) 2012-10-12 2017-07-04 Dow Global Technologies Llc composição de mistura de poliolefina e filme
MX348310B (es) 2012-10-12 2017-06-06 Dow Global Technologies Llc Composición de la mezcla de poliolefinas.
RU2015117514A (ru) 2012-10-12 2016-11-27 ДАУ ГЛОБАЛ ТЕКНОЛОДЖИЗ ЭлЭлСи Герметизирующая композиция
BR112015013405A2 (pt) 2012-12-17 2017-07-11 Dow Global Technologies Llc composição de polietileno de baixa densidade linear e película
JP6405366B2 (ja) 2013-05-02 2018-10-17 ダウ グローバル テクノロジーズ エルエルシー ポリエチレン組成物及びそれから作製される物品
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
WO2016081077A1 (en) 2014-11-19 2016-05-26 Exxonmobil Chemical Patents Inc. Structural element for gel reducing, as well as gel reducing apparatus and method
US10682797B2 (en) * 2015-01-21 2020-06-16 Univation Technologies, Llc Methods for gel reduction in polyolefins
EP3054038B1 (de) 2015-02-06 2025-02-12 Dow Global Technologies LLC Verfahren zur Herstellung eines Kunstrasenfilaments
EP3313899B1 (de) 2015-06-29 2021-12-22 SABIC Global Technologies B.V. Verwendung einer freien radikalen initiatoren zusammensetzung zur verminderung von gelen in polyethylenmaterialien
EP3173442A1 (de) 2015-11-27 2017-05-31 Borealis AG Halbleitende polyethylenzusammensetzung
WO2017105632A1 (en) 2015-12-16 2017-06-22 Exxonmobil Chemical Patents Inc. Device and process for processing polymers
WO2017105633A1 (en) 2015-12-16 2017-06-22 Exxonmobil Chemical Patents Inc. Device and process for processing polymers
BR112018077415B1 (pt) 2016-06-30 2023-03-14 Dow Global Technologies Llc Processo para preparar uma composição de pró-catalisador e processo de solução para polimerização de etileno e pelo menos um monômero polimerizável adicional para formar uma composição de polímero
KR20190038812A (ko) 2016-06-30 2019-04-09 다우 글로벌 테크놀로지스 엘엘씨 낮은 공 단량체 도입용 전촉매 조성물 및 이의 제조 공정
EP3327077A1 (de) 2016-11-24 2018-05-30 SABIC Global Technologies B.V. Verfahren oder verwendung zur herstellung von polyethylenmaterialien mit vermindertem gelgehalt
WO2018144139A1 (en) 2017-02-03 2018-08-09 Exxonmobil Chemical Patents Inc. Methods for making polyethylene polymers
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
WO2022245643A1 (en) 2021-05-19 2022-11-24 Dow Global Technologies Llc High density polyethylene compositions and articles made therefrom
MX2023012865A (es) 2021-05-19 2023-11-13 Dow Global Technologies Llc Composiciones de polietileno de alta densidad que tienen procesabilidad mejorada y articulos moldeados fabricados a partir de estas.

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
EP0629479B1 (de) 1993-06-16 1999-02-10 Union Carbide Chemicals And Plastics Company, Inc. 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
EP0848036B1 (de) 2002-03-06
DE69710856T2 (de) 2002-07-18
EP0848036A1 (de) 1998-06-17
US6485662B1 (en) 2002-11-26
JP3830643B2 (ja) 2006-10-04
JPH10158411A (ja) 1998-06-16
ES2169840T3 (es) 2002-07-16

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