FI910638A0 - Extruder foer hoegt skummade plastmaterial. - Google Patents

Extruder foer hoegt skummade plastmaterial.

Info

Publication number
FI910638A0
FI910638A0 FI910638A FI910638A FI910638A0 FI 910638 A0 FI910638 A0 FI 910638A0 FI 910638 A FI910638 A FI 910638A FI 910638 A FI910638 A FI 910638A FI 910638 A0 FI910638 A0 FI 910638A0
Authority
FI
Finland
Prior art keywords
extruder
plastic material
inert gas
hoegt
foer
Prior art date
Application number
FI910638A
Other languages
English (en)
Other versions
FI910638A (fi
Inventor
Saburo Kawabata
Original Assignee
Sumitomo Electric Industries
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 Sumitomo Electric Industries filed Critical Sumitomo Electric Industries
Publication of FI910638A0 publication Critical patent/FI910638A0/fi
Publication of FI910638A publication Critical patent/FI910638A/fi

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
    • B29C44/3446—Feeding the blowing agent
    • 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
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
    • 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
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/29—Feeding the extrusion material to the extruder in liquid form
    • 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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/38—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in the same barrel
    • 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
    • B29C48/565—Screws having projections other than the thread, e.g. pins
    • 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
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0005—Condition, form or state of moulded material or of the material to be shaped containing compounding ingredients

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Processes Specially Adapted For Manufacturing Cables (AREA)
  • Molding Of Porous Articles (AREA)
FI910638A 1990-02-09 1991-02-08 Extruder foer hoegt skummade plastmaterial. FI910638A (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2028428A JPH03233814A (ja) 1990-02-09 1990-02-09 高発泡絶縁押出機

Publications (2)

Publication Number Publication Date
FI910638A0 true FI910638A0 (fi) 1991-02-08
FI910638A FI910638A (fi) 1991-08-10

Family

ID=12248390

Family Applications (1)

Application Number Title Priority Date Filing Date
FI910638A FI910638A (fi) 1990-02-09 1991-02-08 Extruder foer hoegt skummade plastmaterial.

Country Status (5)

Country Link
US (1) US5234324A (fi)
EP (1) EP0441762B1 (fi)
JP (1) JPH03233814A (fi)
AT (1) ATE152960T1 (fi)
FI (1) FI910638A (fi)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT398771B (de) * 1992-11-13 1995-01-25 Union Ind Compr Gase Gmbh Verfahren zur herstellung aufgeschäumter kunststoffe
US6005013A (en) * 1995-08-14 1999-12-21 Massachusetts Institute Of Technology Gear throttle as a nucleation device in a continuous microcellular extrusion system
ATE295254T1 (de) 1996-08-27 2005-05-15 Trexel Inc Verfahren zum extrudieren von mikrozellenpolymeren
US6884377B1 (en) 1996-08-27 2005-04-26 Trexel, Inc. Method and apparatus for microcellular polymer extrusion
US6113375A (en) * 1998-11-09 2000-09-05 Fogarty; James Thermoplastic foam extrusion assembly
US6432337B1 (en) * 1998-11-09 2002-08-13 James D. Fogarty Thermoplastic foam extrusion
GB9908099D0 (en) * 1999-04-12 1999-06-02 Gay Geoffrey N W Air cleaning collection device
JP4276754B2 (ja) * 1999-11-11 2009-06-10 株式会社日本製鋼所 熱可塑性樹脂発泡体の成形方法
US6602063B1 (en) * 2000-07-21 2003-08-05 Trexel, Inc. Discontinuous blowing agent delivery system and method
MX2009009705A (es) * 2007-03-10 2009-10-30 Cool Options Inc Diseño de huesillo y metodo para moldeo por inyeccion de metal.
JP4939623B2 (ja) * 2010-03-30 2012-05-30 株式会社日本製鋼所 射出成形機のスクリュおよび射出成形機
EP3321062B1 (en) * 2015-07-08 2022-09-14 Maxell, Ltd. Process and device for producing molded foam
JP6533009B2 (ja) * 2016-03-15 2019-06-19 マクセル株式会社 発泡成形体の製造方法及び製造装置
CN106448920A (zh) * 2016-08-31 2017-02-22 惠州市亚创域科技有限公司 一种用于输送三层绝缘线的高温pa材料的挤料螺杆
ES2925824B2 (es) * 2021-04-07 2023-12-21 Focke Meler Gluing Solutions S A Maquina para aplicacion de productos termofusibles

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1554773A1 (de) * 1961-06-02 1969-07-03 Monsanto Co Verfahren und Vorrichtung zur Herstellung einer Dispersion einer fluessigen Substanz in einem thermoplastischen Harz
US3160688A (en) * 1961-06-02 1964-12-08 Monsanto Co Extrusion process
DE1201041B (de) * 1962-07-10 1965-09-16 Kloeckner Humboldt Deutz Ag Schneckenstrangpresse fuer plastische Massen, z. B. thermoplastische Kunststoffe
NL296971A (fi) * 1962-10-03
US3374300A (en) * 1963-10-12 1968-03-19 Azuma Kimikazu Process and apparatus for the continuous production of polystyrenic foam materials
US3287477A (en) * 1964-11-12 1966-11-22 Koppers Co Inc Process and apparatus for extruding a foamed plastic
GB1202301A (en) * 1967-07-29 1970-08-12 Werner & Pfleiderer A machine for continuously mixing blending and plasticising synthetic plastics compositions
US3843757A (en) * 1967-11-15 1974-10-22 Hercules Inc Process for extruding foamed thermoplastics by utilizing an intermeshing co-rotating twin screw extruder
US3806099A (en) * 1969-06-18 1974-04-23 H Gallard Plastics extrusion apparatus
GB1315661A (en) * 1969-06-18 1973-05-02 British Insulated Callenders Plastics extrusion process and apparatus
JPS5513895B2 (fi) * 1973-01-13 1980-04-12
GB1485587A (en) * 1974-01-22 1977-09-14 Furukawa Electric Co Ltd Process of producing a foamed thermoplastics resin articl
CA1058716A (en) * 1975-06-05 1979-07-17 Steve A. Fox Coaxial cable with improved properties and process of making same
JPS5249267A (en) * 1975-10-17 1977-04-20 Japan Steel Works Ltd Degassing modifying extruder
GB1511706A (en) * 1975-11-07 1978-05-24 Ici Ltd Removal of residual solvent from chlorinated polymers
DE2910965C2 (de) * 1979-03-21 1985-05-02 kabelmetal electro GmbH, 3000 Hannover Spritzvorrichtung zur Aufbringung einer Umhüllung aus geschäumtem Kunststoff auf langgestrecktes Gut
JPS5617237A (en) * 1979-07-21 1981-02-19 Matsushita Electric Works Ltd Screw for extruder
JPS6054851B2 (ja) * 1979-10-23 1985-12-02 住友電気工業株式会社 発泡体押出装置
DE3316838C2 (de) * 1983-05-07 1986-08-21 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Tandem-Extruderanlage zur Herstellung einer geschäumten Materialbahn aus thermoplastischem Material, insbesondere aus Polystyrol
CA1255866A (en) * 1985-07-24 1989-06-20 Hiromu Fujisaki Method and apparatus for production of foamed thermoplastic material
US4746478A (en) * 1985-07-24 1988-05-24 Sekisui Kaseihin Kogyo Kabushiki Kaisha Method and apparatus for production of foamed thermoplastic material
GB2202539B (en) * 1987-01-28 1991-07-03 Du Pont Canada Polyolefin concentrate
DE3841729C1 (de) * 1988-12-10 1990-03-01 Hermann Berstorff Maschinenbau Gmbh, 30627 Hannover Ein- oder Doppelschneckenextruder zum Entgasen von thermoplastischen Kunststoffschmelzen

Also Published As

Publication number Publication date
JPH03233814A (ja) 1991-10-17
ATE152960T1 (de) 1997-05-15
EP0441762A3 (en) 1991-10-16
EP0441762B1 (en) 1997-05-14
FI910638A (fi) 1991-08-10
US5234324A (en) 1993-08-10
EP0441762A2 (en) 1991-08-14

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Legal Events

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