DK0929390T3 - Fremgangsmåde til spjældventil-styring for co-ekstrusion af plastmaterialer til formning og lignende samt et apparat til udøvelse af fremgangsmåden - Google Patents

Fremgangsmåde til spjældventil-styring for co-ekstrusion af plastmaterialer til formning og lignende samt et apparat til udøvelse af fremgangsmåden

Info

Publication number
DK0929390T3
DK0929390T3 DK96939250T DK96939250T DK0929390T3 DK 0929390 T3 DK0929390 T3 DK 0929390T3 DK 96939250 T DK96939250 T DK 96939250T DK 96939250 T DK96939250 T DK 96939250T DK 0929390 T3 DK0929390 T3 DK 0929390T3
Authority
DK
Denmark
Prior art keywords
extrusion
carrying
forming
valve control
plastic materials
Prior art date
Application number
DK96939250T
Other languages
English (en)
Inventor
Paul Swenson
Original Assignee
Kortec Inc
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 Kortec Inc filed Critical Kortec Inc
Application granted granted Critical
Publication of DK0929390T3 publication Critical patent/DK0929390T3/da

Links

Classifications

    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1603—Multi-way nozzles specially adapted therefor
    • B29C45/1607—Multi-way nozzles specially adapted therefor having at least three different ways
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1603—Multi-way nozzles specially adapted therefor
    • B29C2045/1614—Multi-way nozzles specially adapted therefor side-by-side flow of materials in the same channel

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
DK96939250T 1996-09-27 1996-12-06 Fremgangsmåde til spjældventil-styring for co-ekstrusion af plastmaterialer til formning og lignende samt et apparat til udøvelse af fremgangsmåden DK0929390T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/720,385 US5914138A (en) 1996-09-27 1996-09-27 Apparatus for throttle-valving control for the co-extrusion of plastic materials as interior core streams encased by outer and inner streams for molding and the like
PCT/IB1996/001369 WO1998013187A1 (en) 1996-09-27 1996-12-06 Method of throttle-valving control for the co-extrusion of plastic materials as for molding and the like, and apparatus therefor

Publications (1)

Publication Number Publication Date
DK0929390T3 true DK0929390T3 (da) 2002-11-04

Family

ID=24893822

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96939250T DK0929390T3 (da) 1996-09-27 1996-12-06 Fremgangsmåde til spjældventil-styring for co-ekstrusion af plastmaterialer til formning og lignende samt et apparat til udøvelse af fremgangsmåden

Country Status (20)

Country Link
US (2) US5914138A (da)
EP (1) EP0929390B1 (da)
JP (1) JP3544992B2 (da)
KR (1) KR100443136B1 (da)
CN (1) CN1082875C (da)
AU (1) AU719376B2 (da)
BR (1) BR9612791A (da)
CA (1) CA2266381C (da)
CZ (1) CZ292815B6 (da)
DE (1) DE69622763T2 (da)
DK (1) DK0929390T3 (da)
ES (1) ES2183015T3 (da)
HK (1) HK1023308A1 (da)
HU (1) HU222153B1 (da)
IL (1) IL129069A (da)
PL (1) PL182365B1 (da)
PT (1) PT929390E (da)
RU (1) RU2175288C2 (da)
SK (1) SK40499A3 (da)
WO (1) WO1998013187A1 (da)

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US6440350B1 (en) 1999-03-18 2002-08-27 Mold-Masters Limited Apparatus and method for multi-layer injection molding
US6655945B1 (en) 1999-03-18 2003-12-02 Mold Masters Limited Apparatus and method for multi-layer injection molding
CA2421433C (en) 2000-09-05 2011-10-25 Advanced Plastics Technologies, Ltd. Multilayer containers and preforms having barrier properties utilizing recycled material
US20030161977A1 (en) * 2001-04-06 2003-08-28 Douglas Sabin Four layer nozzle for forming four layer articles
US6908581B2 (en) * 2001-04-06 2005-06-21 Kortec, Inc. Optimized flow to prevent core layer breakthrough
US6596213B2 (en) * 2001-04-06 2003-07-22 Kortec, Inc. Method of molding multi-layer polymer plastic articles with control of relative shifting of the core layer
EP2305446B1 (en) 2001-06-18 2018-08-01 Becton, Dickinson and Company Process for forming multilayer containers
US6649101B2 (en) * 2001-07-31 2003-11-18 Kortec, Inc. Method for using a sprue to reduce the size of a core layer hole in an injection molding process by terminating an injection stream within the sprue
WO2003064133A1 (en) * 2002-01-31 2003-08-07 Kortec, Inc. Optimized flow to prevent core layer breakthrough
WO2003064134A1 (en) * 2002-02-01 2003-08-07 Kortec, Inc. Four layer nozzle for forming four layer articles
CA2505697C (en) * 2002-11-08 2013-10-22 Advanced Plastics Technologies Ltd. Injection mold having a wear resistant portion and a high heat transfer portion and a method of forming a preform
US7306446B2 (en) * 2003-05-21 2007-12-11 Kortec, Inc. Co-injection nozzle with improved interior layer termination
US7517480B2 (en) * 2003-08-18 2009-04-14 Kortec, Inc. Automatic process control for a multilayer injection molding apparatus
US20050136201A1 (en) * 2003-12-22 2005-06-23 Pepsico, Inc. Method of improving the environmental stretch crack resistance of RPET without solid stating
US20050221036A1 (en) * 2004-04-01 2005-10-06 The Coca-Cola Company Polyester composition with enhanced gas barrier, articles made therewith, and methods
ES2321421T3 (es) 2004-04-16 2009-06-05 Advanced Plastics Technologies Luxembourg S.A. Reforma y procedimientos de fabricacion de la preforma y una botella.
WO2006014543A2 (en) * 2004-07-07 2006-02-09 Kortec, Inc. Multilayer molding using temperature adjustment of flow rate in conjunction with shooting pot technology
US8545952B2 (en) * 2005-06-07 2013-10-01 The Coca-Cola Company Polyester container with enhanced gas barrier and method
US20070020416A1 (en) * 2005-07-22 2007-01-25 Dean David M Blow molded hollow articles and bottles made from trivalent cation neutralized ionomers
CA2617591C (en) 2005-08-30 2013-10-22 Advanced Plastics Technologies Luxembourg S.A. Methods and systems for controlling mold temperatures
US7820258B2 (en) * 2005-10-05 2010-10-26 The Coca-Cola Company Container and composition for enhanced gas barrier properties
US7765949B2 (en) * 2005-11-17 2010-08-03 Palo Alto Research Center Incorporated Extrusion/dispensing systems and methods
US7790077B2 (en) * 2006-09-15 2010-09-07 The Coca-Cola Company Pressurized tooling for injection molding and method of using
US8124202B2 (en) * 2006-09-15 2012-02-28 The Coca-Cola Company Multilayer container for enhanced gas barrier properties
PT2014562E (pt) * 2007-07-12 2011-05-23 Superfos As Processo de fabrico de um artigo de embalagem com uma pel?cula de barreira de rotulagem em molde em combina??o com um absorvente de oxig?nio
FR2948056B1 (fr) 2009-07-16 2011-07-22 Outinov Systeme d'injection d'un article moule multi-couche
FI20096328A (fi) * 2009-12-15 2011-06-16 Fiskars Brands Finland Oy Ab Menetelmä käsityökalun kädensijan valmistamiseksi ja käsityökalun kädensija
JP5906199B2 (ja) * 2010-03-08 2016-04-20 コルテック，インコーポレーテッド コア層のブレイクスルーを制御する多層ポリマー製品の成形方法
GB2478732B (en) 2010-03-15 2014-08-20 Kraft Foods R & D Inc Improvements in injection moulding
BR112012027108A2 (pt) 2010-04-23 2016-07-26 Mitsubishi Gas Chemical Co recipiente de múltiplas camadas, molde para recipiente de múltiplas camadas, e método para a produção de recipiente de múltiplas camadas
WO2012009656A1 (en) * 2010-07-16 2012-01-19 Kortec, Inc. Improved gas impermeability for injection molded containers
EP3453511B1 (en) 2010-09-21 2020-09-16 Mold-Masters (2007) Limited Coinjection hot runner injection molding system
US9498911B2 (en) 2010-09-21 2016-11-22 Mold-Masters (2007) Limited Coinjection hot runner injection molding system
JP6035609B2 (ja) 2010-11-24 2016-11-30 ミラクロン エルエルシー ヒートシール欠陥の防止方法および製品
WO2013028933A1 (en) * 2011-08-23 2013-02-28 Kortec, Inc. Methods and systems for the preparation of molded plastic articles having a structural barrier layer
WO2013040096A1 (en) 2011-09-12 2013-03-21 E. I. Du Pont De Nemours And Company Low pearlescence compositions
US9073246B2 (en) 2011-09-21 2015-07-07 Mold-Masters (2007) Limited Coinjection hot runner injection molding system
US8491290B2 (en) 2011-10-21 2013-07-23 Kortec, Inc. Apparatus for producing non-symmetric multiple layer injection molded products
WO2014152008A1 (en) * 2013-03-14 2014-09-25 Kortec, Inc. Individual cavity flow control methods and systems for co-injector molding
US9221204B2 (en) 2013-03-14 2015-12-29 Kortec, Inc. Techniques to mold parts with injection-formed aperture in gate area
WO2014152014A1 (en) 2013-03-15 2014-09-25 Kortec, Inc. Methods and systems for the preparation of molded plastic articles having a structural barrier layer
CN105392606A (zh) * 2013-07-12 2016-03-09 普拉斯蒂派克包装公司 共注射方法、预成型件和容器
CH710340A1 (de) 2014-11-06 2016-05-13 Fostag Formenbau Ag Koinjektionsdüse für eine Spritzgussvorrichtung zur Herstellung von mehrschichtigen Spritzgusserzeugnissen.
CH710339A1 (de) 2014-11-06 2016-05-13 Fostag Formenbau Ag Koinjektionsdüse mit integrierter Rückflusssperre für eine Spritzgussvorrichtung zur Herstellung von mehrschichtigen Spritzgusserzeugnissen.
US10807298B2 (en) 2015-12-29 2020-10-20 Whirlpool Corporation Molded gas barrier parts for vacuum insulated structure
MX2018012105A (es) * 2016-04-06 2019-03-28 Amcor Rigid Plastics Usa Llc Preforma y recipiente de multicapas.
US10220559B2 (en) 2016-05-18 2019-03-05 Axel Werner Van Briesen Method and apparatus for making form-in-place gaskets
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US11298861B2 (en) 2017-11-21 2022-04-12 Silgan Specialty Packaging Llc Multi-layer injection molded container

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US4956143A (en) 1981-09-16 1990-09-11 Taut, Inc. Method and apparatus for the multi-unit production of thin-walled tubular products utilizing an injection molding technique
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DE3831836A1 (de) * 1988-09-20 1990-03-22 Kautex Maschinenbau Gmbh Verfahren und vorrichtung zum herstellen von hohlkoerpern aus thermoplastischem kunststoff
US5156857A (en) * 1988-11-23 1992-10-20 American National Can Company Extrusion die for extrusion blow molding equipment
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Also Published As

Publication number Publication date
PL182365B1 (en) 2001-12-31
KR20000048647A (ko) 2000-07-25
WO1998013187A1 (en) 1998-04-02
SK40499A3 (en) 2000-03-13
PL332507A1 (en) 1999-09-13
CA2266381A1 (en) 1998-04-02
HUP9904276A2 (hu) 2000-04-28
EP0929390A1 (en) 1999-07-21
CZ292815B6 (cs) 2003-12-17
HK1023308A1 (en) 2000-09-08
US5914138A (en) 1999-06-22
KR100443136B1 (ko) 2004-08-04
EP0929390B1 (en) 2002-07-31
RU2175288C2 (ru) 2001-10-27
CZ105999A3 (cs) 1999-10-13
CN1082875C (zh) 2002-04-17
AU719376B2 (en) 2000-05-11
DE69622763T2 (de) 2003-03-20
US6187241B1 (en) 2001-02-13
AU7637496A (en) 1998-04-17
CA2266381C (en) 2006-08-01
IL129069A (en) 2002-07-25
PT929390E (pt) 2002-12-31
IL129069A0 (en) 2000-02-17
HUP9904276A3 (en) 2000-05-29
JP2001504763A (ja) 2001-04-10
CN1234763A (zh) 1999-11-10
ES2183015T3 (es) 2003-03-16
BR9612791A (pt) 2000-02-01
DE69622763D1 (de) 2002-09-05
HU222153B1 (hu) 2003-04-28
JP3544992B2 (ja) 2004-07-21

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