ATE7771T1 - Verfahren zum herstellen von formkoerpern aus geschaeumten und/oder vernetzten kunststoffen. - Google Patents

Verfahren zum herstellen von formkoerpern aus geschaeumten und/oder vernetzten kunststoffen.

Info

Publication number
ATE7771T1
ATE7771T1 AT81200315T AT81200315T ATE7771T1 AT E7771 T1 ATE7771 T1 AT E7771T1 AT 81200315 T AT81200315 T AT 81200315T AT 81200315 T AT81200315 T AT 81200315T AT E7771 T1 ATE7771 T1 AT E7771T1
Authority
AT
Austria
Prior art keywords
moldings
networked
foamed
plastics
manufacture
Prior art date
Application number
AT81200315T
Other languages
English (en)
Inventor
Albert Johan Herman Brasz
Hermanus Antonius Wallink
Original Assignee
Stamicarbon B.V.
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 B.V. filed Critical Stamicarbon B.V.
Application granted granted Critical
Publication of ATE7771T1 publication Critical patent/ATE7771T1/de

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
    • B29C44/34—Auxiliary operations
    • B29C44/3442—Mixing, kneading or conveying the foamable 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
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of 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
    • B29C48/25—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
    • B29C48/505—Screws
    • B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
    • 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
    • B29C48/04—Particle-shaped
    • 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
    • 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
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/10—Thermosetting resins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2301/00—Use of unspecified macromolecular compounds as reinforcement
    • B29K2301/10—Thermosetting resins
    • 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
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/18—Cross-linking a thermoplastic linear foam during molding
AT81200315T 1980-03-25 1981-03-21 Verfahren zum herstellen von formkoerpern aus geschaeumten und/oder vernetzten kunststoffen. ATE7771T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8001732A NL8001732A (nl) 1980-03-25 1980-03-25 Werkwijze voor de vervaardiging van produkten bestaande uit geschuimde en/of verknoopte polymere kunststoffen.
EP81200315A EP0036697B1 (de) 1980-03-25 1981-03-21 Verfahren zum Herstellen von Formkörpern aus geschäumten und/oder vernetzten Kunststoffen

Publications (1)

Publication Number Publication Date
ATE7771T1 true ATE7771T1 (de) 1984-06-15

Family

ID=19835052

Family Applications (1)

Application Number Title Priority Date Filing Date
AT81200315T ATE7771T1 (de) 1980-03-25 1981-03-21 Verfahren zum herstellen von formkoerpern aus geschaeumten und/oder vernetzten kunststoffen.

Country Status (7)

Country Link
US (1) US4409164A (de)
EP (1) EP0036697B1 (de)
JP (1) JPS56159131A (de)
AT (1) ATE7771T1 (de)
DE (1) DE3163949D1 (de)
ES (1) ES500649A0 (de)
NL (1) NL8001732A (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4595546A (en) * 1983-11-14 1986-06-17 Crompton & Knowles Corporation Manufacture of elongated extruded cross-linked products
US4857250A (en) * 1984-04-13 1989-08-15 Union Carbide Corporation One-extrusion method of making a shaped crosslinkable extruded polymeric product
GB8417053D0 (en) * 1984-07-04 1984-08-08 Dow Chemical Iberica Sa Foams of linear low density polyethylene
BR8807460A (pt) * 1987-04-15 1990-04-10 Dow Chemical Co Metodo de extrusao de um corpo de espuma de resina sintetica aromatica de alquenila dotado de celulas fechadas
US5728406A (en) * 1989-07-11 1998-03-17 Amesbury Group, Inc. Apparatus for extruding a low density thermoplastic foam
US5034171A (en) * 1989-11-30 1991-07-23 Air Products And Chemicals, Inc. Process for extruding thermoplastic materials using low pressure inert gases as foaming agents
ES2134806T3 (es) * 1991-04-23 1999-10-16 Amesbury Group Inc Procedimiento para extruir espuma de baja densidad usando agua como agente de hinchamiento.
US5514310A (en) * 1994-03-25 1996-05-07 Sander; Daniel G. Method of foaming prior to injection molding
KR0135899B1 (ko) * 1995-02-21 1998-04-25 이희성 펠릿형 열가소성수지 발포체의 제조 장치
US6454454B1 (en) 1996-04-30 2002-09-24 Robert A. Barr Polymer melting and extruding apparatus with linear downstream threads
SE519100C2 (sv) * 1998-10-23 2003-01-14 Wirsbo Bruks Ab Anordning och förfarande för tillverkning av extruderbara formstycken av förnätningsbara polymermaterial
US6155706A (en) * 1999-02-18 2000-12-05 Klein; Ron J. Mixing devices having an array of interleaved mixing elements for intercepting a flowing stream of material and contoured to mix constituents in the stream
US6152592A (en) * 1999-02-18 2000-11-28 Klein; Ron J. Mixing devices having an array of spaced apart mixing elements for intercepting a flowing stream of material and contoured to mix constituents in the stream
US6962431B1 (en) * 2000-11-08 2005-11-08 Randcastle Extrusion System, Inc. Extruder mixer
US7008202B2 (en) * 2001-03-08 2006-03-07 The Japan Steel Works, Ltd. Method and apparatus for forming thermoplastic resin foam
US6712495B2 (en) * 2001-11-20 2004-03-30 E. I. Du Pont De Nemours And Company Mixing apparatus
US9533432B2 (en) * 2008-03-18 2017-01-03 Rutgers, The State University Of New Jersey Just-in-time compounding in an injection molding machine

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1229722B (de) * 1957-11-29 1966-12-01 Dow Chemical Co Verfahren zum Herstellen verschaeumbarer Formmassen aus vinylaromatischen Polymerisaten
NL296971A (de) * 1962-10-03
US3250731A (en) * 1962-10-15 1966-05-10 Hercules Powder Co Ltd Preparation of cellular polypropylene articles by extrusion
GB1050164A (de) * 1963-08-30
US3586645A (en) * 1964-08-20 1971-06-22 Syndetic Research Associates I Thermoplastic cellular material frocesses and products
US3287477A (en) * 1964-11-12 1966-11-22 Koppers Co Inc Process and apparatus for extruding a foamed plastic
US3523988A (en) * 1965-03-22 1970-08-11 Zbislaw M Roehr Method of making large celled plastic materials with integral skins
US3843757A (en) * 1967-11-15 1974-10-22 Hercules Inc Process for extruding foamed thermoplastics by utilizing an intermeshing co-rotating twin screw extruder
GB1303643A (de) * 1969-06-24 1973-01-17
DE2019522C3 (de) * 1970-04-22 1975-08-07 Windmoeller & Hoelscher, 4540 Lengerich Schneckenpresse für thermoplastische Kunststoffe und unvernetzte Elastomere
CH521212A (de) * 1970-05-15 1972-04-15 Windmoeller & Hoelscher Schneckenpresse für die Verarbeitung thermoplastischer und nicht vernetzter Elastomere
US3787542A (en) * 1971-10-14 1974-01-22 Ici Ltd Production of extruded foamed synthetic thermoplastic polymeric materials
US3788614A (en) * 1972-12-06 1974-01-29 Gk Syst Inc Mixing section for extruder feed screw
US4181647A (en) * 1973-01-11 1980-01-01 Phillips Cables Limited Process for extrusion coating of a wire with a cellular thermoplastic resin material
GB1485500A (en) * 1974-01-07 1977-09-14 Exxon Research Engineering Co Process for introducing filamentary reinforcing material into a heat softenable polymeric material and single screw extruder apparatus therefor
CA1059718A (en) * 1975-03-12 1979-08-07 Timothy S. Dougherty Advancing and working thermoplastic materials
US4169679A (en) * 1975-09-04 1979-10-02 Union Carbide Corporation Apparatus for the extrusion of cellular thermoplastic material
US4302409A (en) * 1975-09-04 1981-11-24 Union Carbide Corporation Method for the extrusion of thermoplastic material composites
JPS5263265A (en) * 1975-11-20 1977-05-25 Sekisui Plastics Expansion molding extruder
BE886316Q (nl) * 1977-02-25 1981-03-16 Ingen Housz Jan F Inrichting voor het smelten van een thermoplastisch materiaal
DE2806560B2 (de) * 1978-02-16 1981-05-07 Kabel- und Metallwerke Gutehoffnungshütte AG, 3000 Hannover Verfahren zur kontinuierlichen Herstellung wärmeisolierter Leitungsrohre

Also Published As

Publication number Publication date
JPS56159131A (en) 1981-12-08
EP0036697B1 (de) 1984-06-06
ES8206590A1 (es) 1982-08-16
US4409164A (en) 1983-10-11
DE3163949D1 (en) 1984-07-12
ES500649A0 (es) 1982-08-16
NL8001732A (nl) 1981-10-16
EP0036697A1 (de) 1981-09-30

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Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification
REN Ceased due to non-payment of the annual fee