ES2018247B3 - Proceso y dispositivo para moldeado por inyeccion de un objeto que consiste en un numero de capas de diferentes materiales. - Google Patents

Proceso y dispositivo para moldeado por inyeccion de un objeto que consiste en un numero de capas de diferentes materiales.

Info

Publication number
ES2018247B3
ES2018247B3 ES87201362T ES87201362T ES2018247B3 ES 2018247 B3 ES2018247 B3 ES 2018247B3 ES 87201362 T ES87201362 T ES 87201362T ES 87201362 T ES87201362 T ES 87201362T ES 2018247 B3 ES2018247 B3 ES 2018247B3
Authority
ES
Spain
Prior art keywords
different materials
layers
cavity
injected
injection molding
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
ES87201362T
Other languages
English (en)
Inventor
Jozef Johannes Franciscus Maria Kersemakers
Henricus Eduard Hubertus Meijer
Gerardus Martens
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.)
Stamicarbon BV
Original Assignee
Stamicarbon BV
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 Stamicarbon BV filed Critical Stamicarbon BV
Application granted granted Critical
Publication of ES2018247B3 publication Critical patent/ES2018247B3/es
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
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • B29C45/1645—Injecting skin and core materials from the same injection cylinder, e.g. mono-sandwich moulding
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
ES87201362T 1986-07-21 1987-07-16 Proceso y dispositivo para moldeado por inyeccion de un objeto que consiste en un numero de capas de diferentes materiales. Expired - Lifetime ES2018247B3 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8601883A NL8601883A (nl) 1986-07-21 1986-07-21 Werkwijze en inrichting voor het door spuitgieten vervaardigen van een uit een aantal lagen van verschillende materialen bestaand voorwerp.

Publications (1)

Publication Number Publication Date
ES2018247B3 true ES2018247B3 (es) 1991-04-01

Family

ID=19848336

Family Applications (1)

Application Number Title Priority Date Filing Date
ES87201362T Expired - Lifetime ES2018247B3 (es) 1986-07-21 1987-07-16 Proceso y dispositivo para moldeado por inyeccion de un objeto que consiste en un numero de capas de diferentes materiales.

Country Status (8)

Country Link
US (1) US4978493A (es)
EP (1) EP0254366B1 (es)
JP (1) JPS6347115A (es)
AT (1) ATE56179T1 (es)
DE (1) DE3764737D1 (es)
ES (1) ES2018247B3 (es)
GR (1) GR3002533T3 (es)
NL (1) NL8601883A (es)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE37506E1 (en) * 1988-12-02 2002-01-15 Jens Ole Sorensen Method for molding article in plurality of colors
DE69028212T2 (de) * 1989-12-26 1997-03-20 The Dow Chemical Co., Midland, Mich. Verfahren und vorrichtung zur herstellung von mehrschichtigen kunststoffgegenständen
US5380479A (en) * 1989-12-26 1995-01-10 The Dow Chemical Company Method and apparatus for producing multilayer plastic articles
US5202074A (en) * 1989-12-26 1993-04-13 The Dow Chemical Company Method for producing injection molded multilayer articles
DK0500225T3 (da) * 1991-01-31 1996-02-05 Texas Instruments Inc System, fremgangsmåde og proces til computerstyret fremstilling af tredimensionale genstande udfra computerdata
US5464585A (en) * 1994-01-03 1995-11-07 Metton America, Inc. Method of injection molding articles with selective concentrations or gradients of materials
US5443378A (en) * 1994-07-11 1995-08-22 Ferromatik Milacron Maschinenbau Gmbh Apparatus for the sandwich method of injection molding
DE19620646C2 (de) * 1996-05-22 1998-04-16 Eldra Kunststofftechnik Gmbh Verfahren zur Herstellung von hochwertigen Kunststoffteilen
SE513688C2 (sv) * 1996-12-12 2000-10-23 Dalloz Safety Ab Öronpropp, förfarande för framställning av en integrerad öronpropp samt användning av flermaterial-formsprutning för åstadkommande av en dylik öronpropp
CA2253042C (en) * 1998-11-05 2007-04-17 Jobst Ulrich Gellert Method of three layer injection molding with sequential and simultaneous coinjection
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
US6398537B2 (en) 1999-04-02 2002-06-04 Mold-Masters Limited Shuttle system for an apparatus for injection molding
US6196826B1 (en) 1999-05-28 2001-03-06 Mold-Masters Limited Seepage system for an injection molding apparatus
DE10005264C1 (de) * 2000-02-05 2001-01-11 Reichert Gmbh Kunststofftechni Verfahren und Vorrichtung zum Herstellen von Mehrkomponenten-Formteilen aus Kunststoff
US6627134B2 (en) * 2000-09-05 2003-09-30 Community Enterprises, Llc Apparatus for molding multilayered articles
CN1571719B (zh) * 2001-10-18 2012-01-25 公共事业公司 用于注射模塑多层物品的设备
FR2834631B1 (fr) * 2002-01-15 2004-10-22 Cie Euro Etude Rech Paroscopie Anneau de gastroplastie en materiau elastomere a durete variable
JP6522486B2 (ja) * 2015-11-25 2019-05-29 住友重機械工業株式会社 射出装置、および方向切替弁

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1367935A (fr) * 1963-08-29 1964-07-24 Ohg Negri Bossi & C S P A Procédé pour la production d'objets en matières thermoplastiques de plusieurs couleurs ou de fluidités diverses, et presse pour l'application dudit procédé
US3716612A (en) * 1970-01-06 1973-02-13 Dow Chemical Co Method for the formation of composite plastic bodies
JPS48101450A (es) * 1972-04-04 1973-12-20
GB1420948A (en) * 1972-10-26 1976-01-14 Ici Ltd Injection moulding process
FR2221267A1 (en) * 1973-03-14 1974-10-11 Rhone Progil Thermoplastic products with skin and core - by separately supplying two compositions to single injection block
US3920366A (en) * 1974-04-04 1975-11-18 Rowland Inc Extrusion apparatus using perforated member in discharge passage for producing sheet material with multicolor striated pattern
US4029841A (en) * 1975-02-14 1977-06-14 General Electric Company Injection molding process
EP0061467A1 (en) * 1980-09-26 1982-10-06 Garden Containers Pty. Ltd. Improvements relating to injection moulding machines
US4511528A (en) * 1983-04-13 1985-04-16 American Can Company Flow stream channel splitter devices for multi-coinjection nozzle injection molding machines
US4701292A (en) * 1984-09-13 1987-10-20 Husky Injection Molding Systems Ltd. Method for pressure molding objects of different resins
JPS61297116A (ja) * 1985-06-27 1986-12-27 Canon Inc 射出成形機
FR2589781A1 (fr) * 1985-11-08 1987-05-15 Swisscab E A Schon Sa Procede de changement de couleur en cours d'extrusion d'une gaine autour d'un conducteur et dispositif pour la mise en oeuvre de ce procede
FR2593111B1 (fr) * 1986-01-17 1988-07-22 Ono Dispositif de repartition de matiere thermoplastique pour l'extrusion de feuilles multicouches.
CH678507A5 (es) * 1986-03-06 1991-09-30 Maillefer Sa
US4749536A (en) * 1986-06-13 1988-06-07 Tri-Delta Technology, Inc. Injection molding method for filling mold and maintaining pressure

Also Published As

Publication number Publication date
EP0254366B1 (en) 1990-09-05
DE3764737D1 (de) 1990-10-11
NL8601883A (nl) 1988-02-16
ATE56179T1 (de) 1990-09-15
US4978493A (en) 1990-12-18
JPS6347115A (ja) 1988-02-27
GR3002533T3 (en) 1993-01-25
EP0254366A1 (en) 1988-01-27

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