SE405572B - Forfarande och anordning for diskontinuerlig framstellning av flerskikts-formkroppar av termoplast - Google Patents

Forfarande och anordning for diskontinuerlig framstellning av flerskikts-formkroppar av termoplast

Info

Publication number
SE405572B
SE405572B SE7411399A SE7411399A SE405572B SE 405572 B SE405572 B SE 405572B SE 7411399 A SE7411399 A SE 7411399A SE 7411399 A SE7411399 A SE 7411399A SE 405572 B SE405572 B SE 405572B
Authority
SE
Sweden
Prior art keywords
discontinuent
procedure
manufacture
thermoplastic multilayer
shape bodies
Prior art date
Application number
SE7411399A
Other languages
English (en)
Other versions
SE7411399L (sv
Inventor
H Eckardt
Original Assignee
Schloemann Siemag Ag
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 Schloemann Siemag Ag filed Critical Schloemann Siemag Ag
Publication of SE7411399L publication Critical patent/SE7411399L/xx
Publication of SE405572B publication Critical patent/SE405572B/sv

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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0492—Devices for feeding the different materials
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/224—Injection mold nozzle valve
SE7411399A 1973-09-13 1974-09-10 Forfarande och anordning for diskontinuerlig framstellning av flerskikts-formkroppar av termoplast SE405572B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2346135A DE2346135C2 (de) 1973-09-13 1973-09-13 Verfahren und Vorrichtung zum Spritzgießen von Kunststofformkörpern, die aus einer Füllschicht aus einem thermoplastischen Kunststoff und aus einer diese einschließenden Deckschicht aus einem anderen thermoplastischen Kunststoff bestehen

Publications (2)

Publication Number Publication Date
SE7411399L SE7411399L (sv) 1975-03-14
SE405572B true SE405572B (sv) 1978-12-18

Family

ID=5892450

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7411399A SE405572B (sv) 1973-09-13 1974-09-10 Forfarande och anordning for diskontinuerlig framstellning av flerskikts-formkroppar av termoplast

Country Status (12)

Country Link
US (1) US3947177A (sv)
JP (1) JPS5630169B2 (sv)
AT (1) AT351236B (sv)
CH (1) CH579450A5 (sv)
CS (1) CS181274B2 (sv)
DD (1) DD113474A5 (sv)
DE (1) DE2346135C2 (sv)
FR (1) FR2243807B1 (sv)
GB (1) GB1445907A (sv)
IT (1) IT1021218B (sv)
SE (1) SE405572B (sv)
SU (1) SU605534A3 (sv)

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DE2623308C3 (de) * 1976-05-25 1980-07-31 Schloemann-Siemag Ag, 4000 Duesseldorf Vorrichtung zum diskontinuierlichen Herstellen von Formteilen aus thermoplastischem Kunststoff
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US4525134A (en) * 1979-07-20 1985-06-25 American Can Company Apparatus for making a multi-layer injection blow molded container
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US4712990A (en) * 1983-04-13 1987-12-15 American Can Company Apparatus for injection molding and injection blow molding multi-layer articles
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US6129960A (en) 1983-04-13 2000-10-10 Pechiney Plastic Packaging, Inc. Methods and apparatus for injection molding and injection blow molding multi-layer plastic and the articles made thereby
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US4657496A (en) * 1984-06-04 1987-04-14 Gifu Husky Co., Ltd. Hot-runner mold for injection molding
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US4957682A (en) * 1988-01-19 1990-09-18 Kamaya Kagaku Kogyo Co., Ltd. Method of injection molding a three-layered container
JPH0243017A (ja) * 1988-04-01 1990-02-13 Kamaya Kagaku Kogyo Co Ltd 三層容器の射出成形方法および三層容器の射出成形装置および三層容器
JPH02143817A (ja) * 1988-11-25 1990-06-01 Japan Steel Works Ltd:The サンドウイッチ成形機におけるノズルのシャットオフ機構
AT402485B (de) * 1989-08-22 1997-05-26 Battenfeld Gmbh Spritzkopf zum spritzgiessen von kunststoff nach dem injektionsverfahren
JPH03272821A (ja) * 1990-02-05 1991-12-04 Japan Steel Works Ltd:The 射出ヘッド
JPH0443011A (ja) * 1990-06-08 1992-02-13 Japan Steel Works Ltd:The 二色成形機におけるサンドイッチ成形用ノズル装置
DE4022530C2 (de) * 1990-07-16 1993-10-21 Kloeckner Ferromatik Desma Düse für Spritzgießmaschinen
JPH0720640B2 (ja) * 1990-08-03 1995-03-08 旭化成工業株式会社 射出成形ノズル装置
DE4032509C2 (de) * 1990-10-12 1993-10-21 Gellert Jobst U Spritzgießdüse für eine Spritzgießeinrichtung
DE4032499C2 (de) * 1990-10-12 1993-10-21 Gellert Jobst U Mehrfachform-Spritzgießeinrichtung
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US5464585A (en) * 1994-01-03 1995-11-07 Metton America, Inc. Method of injection molding articles with selective concentrations or gradients of materials
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US6196826B1 (en) 1999-05-28 2001-03-06 Mold-Masters Limited Seepage system for an injection molding apparatus
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US6964748B2 (en) * 2000-11-30 2005-11-15 Bemis Manufacturing Company Co-injection methods using endothermic-blowing agents and products made therefrom
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US20030161977A1 (en) * 2001-04-06 2003-08-28 Douglas Sabin Four layer nozzle for forming four layer articles
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US9498911B2 (en) 2010-09-21 2016-11-22 Mold-Masters (2007) Limited Coinjection hot runner injection molding system
EP3453511B1 (en) * 2010-09-21 2020-09-16 Mold-Masters (2007) Limited Coinjection hot runner injection molding system
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Also Published As

Publication number Publication date
DE2346135C2 (de) 1982-11-04
SE7411399L (sv) 1975-03-14
JPS5630169B2 (sv) 1981-07-13
CH579450A5 (sv) 1976-09-15
IT1021218B (it) 1978-01-30
FR2243807B1 (sv) 1978-04-14
DE2346135A1 (de) 1975-04-03
DD113474A5 (sv) 1975-06-12
GB1445907A (en) 1976-08-11
FR2243807A1 (sv) 1975-04-11
JPS5055676A (sv) 1975-05-15
SU605534A3 (ru) 1978-04-30
US3947177A (en) 1976-03-30
AT351236B (de) 1979-07-10
CS181274B2 (en) 1978-03-31
ATA710974A (de) 1978-12-15

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