ATE8350T1 - Verfahren zur formgebung von kunststoffen. - Google Patents

Verfahren zur formgebung von kunststoffen.

Info

Publication number
ATE8350T1
ATE8350T1 AT81200208T AT81200208T ATE8350T1 AT E8350 T1 ATE8350 T1 AT E8350T1 AT 81200208 T AT81200208 T AT 81200208T AT 81200208 T AT81200208 T AT 81200208T AT E8350 T1 ATE8350 T1 AT E8350T1
Authority
AT
Austria
Prior art keywords
torpedo
processing machine
temperature
shaping plastics
melt
Prior art date
Application number
AT81200208T
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 ATE8350T1 publication Critical patent/ATE8350T1/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
    • 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
    • B29C48/56—Screws having grooves or cavities other than the thread or the channel
    • 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
    • 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
    • B29C48/06—Rod-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
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29K2021/00—Use of unspecified rubbers as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Steroid Compounds (AREA)
AT81200208T 1980-02-21 1981-02-20 Verfahren zur formgebung von kunststoffen. ATE8350T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8001053A NL8001053A (nl) 1980-02-21 1980-02-21 Werkwijze voor het vormgeven van kunststoffen.
EP81200208A EP0034870B1 (de) 1980-02-21 1981-02-20 Verfahren zur Formgebung von Kunststoffen

Publications (1)

Publication Number Publication Date
ATE8350T1 true ATE8350T1 (de) 1984-07-15

Family

ID=19834865

Family Applications (1)

Application Number Title Priority Date Filing Date
AT81200208T ATE8350T1 (de) 1980-02-21 1981-02-20 Verfahren zur formgebung von kunststoffen.

Country Status (7)

Country Link
US (1) US4388262A (de)
EP (1) EP0034870B1 (de)
JP (1) JPS56142048A (de)
AT (1) ATE8350T1 (de)
DE (1) DE3164640D1 (de)
ES (1) ES499637A0 (de)
NL (1) NL8001053A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4832897A (en) * 1984-02-07 1989-05-23 Stamicarbon B.V. Process for the preparation of blown film
NL8400375A (nl) * 1984-02-07 1985-09-02 Stamicarbon Werkwijze voor het vervaardigen van blaasfolie.
NL8400374A (nl) * 1984-02-07 1985-09-02 Stamicarbon Werkwijze voor het vervaardigen van blaasfolie.
US4842414A (en) * 1987-09-16 1989-06-27 Dray Robert F Mixing device for a feed screw
DE3827772A1 (de) * 1988-08-16 1990-02-22 Thomas Paul Engel Vorrichtung und verfahren zur formgebung von halbzeug aus hochmolekularen kunststoffen
US6432337B1 (en) * 1998-11-09 2002-08-13 James D. Fogarty Thermoplastic foam extrusion
US6113375A (en) * 1998-11-09 2000-09-05 Fogarty; James Thermoplastic foam extrusion assembly
US6962431B1 (en) * 2000-11-08 2005-11-08 Randcastle Extrusion System, Inc. Extruder mixer
US6712495B2 (en) * 2001-11-20 2004-03-30 E. I. Du Pont De Nemours And Company Mixing apparatus
US7032843B1 (en) 2003-04-24 2006-04-25 Westland Corporation U.S.A., Inc. Mixing nozzle
CA2843392C (en) 2014-02-19 2020-08-25 Redetec Inc. Apparatus for extruding plastic materials

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2653915A (en) * 1951-02-03 1953-09-29 Us Rubber Reclaiming Co Processes of reclaiming rubber and reclaimed rubber products
DE1167009B (de) * 1961-04-15 1964-04-02 Basf Ag Schneckenpresse zum schonenden Aufbereiten von Kunststoff-Rohstoffen
US3300810A (en) * 1964-01-29 1967-01-31 Nrm Corp Extruder
US3411179A (en) * 1966-04-12 1968-11-19 Frank W Egan & Company Extruder screw mixing section
US3486192A (en) * 1967-03-24 1969-12-30 Union Carbide Corp Apparatus for extrusion of thermoplastics
GB1239417A (de) * 1967-09-01 1971-07-14
CH512987A (de) * 1969-09-04 1971-09-30 Buehler Ag Geb Verfahren und Vorrichtung zum Spritzgiessen von Kunststoff zu geschäumten Gegenständen
DE2104492B2 (de) * 1971-02-01 1972-05-25 Windmöller & Hölscher, 4540 Lengerich Schneckenstrangpresse zum foerdern, plastifizieren und mischen von thermoplastischen oder nicht vernetzten elastomeren massen
GB1400207A (en) * 1971-09-15 1975-07-16 Du Pont Injection moulding
US3788612A (en) * 1972-09-15 1974-01-29 Feed Screws Inc Mixing element for extruder screw
GB1423976A (en) * 1973-04-05 1976-02-04 Plastic Kogaku Kenkyusho Kk Screw extruder
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
JPS57178B2 (de) * 1974-12-21 1982-01-05
US3989434A (en) * 1975-10-29 1976-11-02 Mcdowell-Wellman Engineering Company Blending and molding means
CH592515A5 (de) * 1975-11-05 1977-10-31 Netstal Ag Maschf Giesserei
JPS5263265A (en) * 1975-11-20 1977-05-25 Sekisui Plastics Expansion molding extruder
DE2558238A1 (de) * 1975-12-23 1977-07-07 Berstorff Gmbh Masch Hermann Schneckenpresse zur bearbeitung von kunststoffen oder kautschuk
DE2558638C3 (de) * 1975-12-24 1979-02-15 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Schneckenstrangpresse für thermoplastische Kunststoffe oder Elastomere
BE886316Q (nl) * 1977-02-25 1981-03-16 Ingen Housz Jan F Inrichting voor het smelten van een thermoplastisch materiaal

Also Published As

Publication number Publication date
ES8201469A1 (es) 1981-12-16
ES499637A0 (es) 1981-12-16
EP0034870A1 (de) 1981-09-02
US4388262A (en) 1983-06-14
DE3164640D1 (en) 1984-08-16
JPS56142048A (en) 1981-11-06
NL8001053A (nl) 1981-09-16
EP0034870B1 (de) 1984-07-11

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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