DE69622763T2 - Verfahren zur drosselklappenkontrolle bei der plastik-coextrusion und beim formen und dergleichen, sowie gerät dafür - Google Patents

Verfahren zur drosselklappenkontrolle bei der plastik-coextrusion und beim formen und dergleichen, sowie gerät dafür

Info

Publication number
DE69622763T2
DE69622763T2 DE69622763T DE69622763T DE69622763T2 DE 69622763 T2 DE69622763 T2 DE 69622763T2 DE 69622763 T DE69622763 T DE 69622763T DE 69622763 T DE69622763 T DE 69622763T DE 69622763 T2 DE69622763 T2 DE 69622763T2
Authority
DE
Germany
Prior art keywords
molding
throttle valve
valve control
apparatus therefor
plastic coextrusion
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
DE69622763T
Other languages
English (en)
Other versions
DE69622763D1 (de
Inventor
Paul Swenson
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.)
Kortec Inc
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 DE69622763D1 publication Critical patent/DE69622763D1/de
Publication of DE69622763T2 publication Critical patent/DE69622763T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
DE69622763T 1996-09-27 1996-12-06 Verfahren zur drosselklappenkontrolle bei der plastik-coextrusion und beim formen und dergleichen, sowie gerät dafür Expired - Lifetime DE69622763T2 (de)

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 (2)

Publication Number Publication Date
DE69622763D1 DE69622763D1 (de) 2002-09-05
DE69622763T2 true DE69622763T2 (de) 2003-03-20

Family

ID=24893822

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69622763T Expired - Lifetime DE69622763T2 (de) 1996-09-27 1996-12-06 Verfahren zur drosselklappenkontrolle bei der plastik-coextrusion und beim formen und dergleichen, sowie gerät dafür

Country Status (20)

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

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WO2000054955A1 (en) * 1999-03-18 2000-09-21 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
US6440350B1 (en) * 1999-03-18 2002-08-27 Mold-Masters Limited Apparatus and method for multi-layer injection molding
KR100856744B1 (ko) 2000-09-05 2008-09-04 어드밴스드 플라스틱스 테크놀로지즈 룩셈부르크 에스.에이. 다층용기 및 재생물질을 이용한 차단막을 가지는 프리폼
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
ES2693703T3 (es) 2001-06-18 2018-12-13 Becton, Dickinson And Company Proceso para formar recipientes multicapa
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
EP1478501A1 (de) * 2002-01-31 2004-11-24 Kortec, Inc. Optimierter strom zur verhinderung von kernschichtdurchbruch
WO2003064134A1 (en) * 2002-02-01 2003-08-07 Kortec, Inc. Four layer nozzle for forming four layer articles
WO2004043675A1 (en) * 2002-11-08 2004-05-27 Advanced Plastics Technologies Ltd Injection mold having a wear resistant portion and a high heat transfer portion and a method for 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
KR20070010059A (ko) 2004-04-16 2007-01-19 어드밴스드 플라스틱스 테크놀로지즈 룩셈부르크 에스.에이. 단일층 및 다층 제품 및 그것을 제조하는 사출 성형 방법
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
WO2007027606A1 (en) 2005-08-30 2007-03-08 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
PT2544870T (pt) * 2010-03-08 2018-08-10 Milacron Llc Métodos de moldagem de artigos poliméricos de várias camadas com controlo sobre a penetração da camada central
GB2478732B (en) 2010-03-15 2014-08-20 Kraft Foods R & D Inc Improvements in injection moulding
KR101863897B1 (ko) 2010-04-23 2018-05-31 미쯔비시 가스 케미칼 컴파니, 인코포레이티드 다층 용기, 다층 용기용 금형 및 다층 용기의 제조 방법
PL2593285T3 (pl) * 2010-07-16 2019-08-30 Milacron Llc Ulepszona nieprzepuszczalność gazowa pojemników formowanych wtryskowo
US8469687B2 (en) 2010-09-21 2013-06-25 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
CN103347672B (zh) 2010-11-24 2016-02-17 考泰克公司 热密封不良状况防止方法和制品
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
EP2969463B1 (de) 2013-03-14 2020-10-21 Milacron LLC Verfahren und system zur individuellen regelung des schmelzestroms in kavitäten beim kospritzgiessen
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
US20160151935A1 (en) * 2013-07-12 2016-06-02 Plastipak Packaging, Inc. Co-injection method, preform, and container
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
US11009662B2 (en) * 2017-09-05 2021-05-18 Facebook Technologies, Llc Manufacturing a graded index profile for waveguide display applications
US11298861B2 (en) 2017-11-21 2022-04-12 Silgan Specialty Packaging Llc Multi-layer injection molded container

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US5156857A (en) * 1988-11-23 1992-10-20 American National Can Company Extrusion die for extrusion blow molding equipment
US5556582A (en) 1995-02-17 1996-09-17 Stanford University Injection molding gate flow control

Also Published As

Publication number Publication date
EP0929390B1 (de) 2002-07-31
IL129069A0 (en) 2000-02-17
CA2266381A1 (en) 1998-04-02
EP0929390A1 (de) 1999-07-21
CN1234763A (zh) 1999-11-10
ES2183015T3 (es) 2003-03-16
PL182365B1 (en) 2001-12-31
SK40499A3 (en) 2000-03-13
CN1082875C (zh) 2002-04-17
US5914138A (en) 1999-06-22
JP3544992B2 (ja) 2004-07-21
KR20000048647A (ko) 2000-07-25
BR9612791A (pt) 2000-02-01
JP2001504763A (ja) 2001-04-10
PT929390E (pt) 2002-12-31
DK0929390T3 (da) 2002-11-04
CZ105999A3 (cs) 1999-10-13
HK1023308A1 (en) 2000-09-08
CZ292815B6 (cs) 2003-12-17
KR100443136B1 (ko) 2004-08-04
HUP9904276A3 (en) 2000-05-29
CA2266381C (en) 2006-08-01
HU222153B1 (hu) 2003-04-28
AU7637496A (en) 1998-04-17
HUP9904276A2 (hu) 2000-04-28
AU719376B2 (en) 2000-05-11
IL129069A (en) 2002-07-25
US6187241B1 (en) 2001-02-13
PL332507A1 (en) 1999-09-13
DE69622763D1 (de) 2002-09-05
WO1998013187A1 (en) 1998-04-02
RU2175288C2 (ru) 2001-10-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee
8370 Indication related to discontinuation of the patent is to be deleted