DE1779231B1 - Schneckenstrangpresse fuer thermoplastischen kunststoff - Google Patents

Schneckenstrangpresse fuer thermoplastischen kunststoff

Info

Publication number
DE1779231B1
DE1779231B1 DE19681779231 DE1779231A DE1779231B1 DE 1779231 B1 DE1779231 B1 DE 1779231B1 DE 19681779231 DE19681779231 DE 19681779231 DE 1779231 A DE1779231 A DE 1779231A DE 1779231 B1 DE1779231 B1 DE 1779231B1
Authority
DE
Germany
Prior art keywords
channels
screw
degassing
plastic
press
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.)
Pending
Application number
DE19681779231
Other languages
German (de)
English (en)
Inventor
Frantisek Kotasek
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.)
Reifenhaeuser GmbH and Co KG Maschinenenfabrik
Original Assignee
Reifenhaeuser GmbH and Co KG Maschinenenfabrik
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 Reifenhaeuser GmbH and Co KG Maschinenenfabrik filed Critical Reifenhaeuser GmbH and Co KG Maschinenenfabrik
Publication of DE1779231B1 publication Critical patent/DE1779231B1/de
Pending 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
    • 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
    • B29C48/76—Venting, drying means; Degassing means
    • B29C48/765—Venting, drying means; Degassing means in the extruder apparatus
    • B29C48/766—Venting, drying means; Degassing means in the extruder apparatus in screw extruders
    • B29C48/767—Venting, drying means; Degassing means in the extruder apparatus in screw extruders through a degassing opening of a 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
    • B29C48/268—Throttling of the flow, e.g. for cooperating with plasticising elements or for degassing
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE19681779231 1968-02-12 1968-07-20 Schneckenstrangpresse fuer thermoplastischen kunststoff Pending DE1779231B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CS106868 1968-02-12

Publications (1)

Publication Number Publication Date
DE1779231B1 true DE1779231B1 (de) 1972-05-31

Family

ID=5344097

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681779231 Pending DE1779231B1 (de) 1968-02-12 1968-07-20 Schneckenstrangpresse fuer thermoplastischen kunststoff

Country Status (4)

Country Link
DE (1) DE1779231B1 (enExample)
FI (1) FI48168C (enExample)
FR (1) FR1579277A (enExample)
GB (1) GB1171590A (enExample)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2401383A1 (de) * 1973-01-11 1974-08-15 Phillips Cables Ltd Verfahren und vorrichtung zum extrudieren eines thermoplastischen materials in modifizierter form
EP0007752A1 (en) * 1978-07-17 1980-02-06 Monsanto Company Plastics extrusion apparatus and method of extruding plastics
DE3147723A1 (de) * 1980-12-15 1982-09-02 Comind S.p.A. Azienda Stars, Villastellone, Torino Misch- und homogenisiervorrichtung fuer eine plastifizierkammer und eine plastifizierschnecke umfassende spritzpressen und extruder fuer thermoplastische werkstoffe
EP0213510A3 (en) * 1985-08-16 1987-05-06 Idemitsu Petrochemical Company Limited Screw for molding thermoplastic resin

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5347517Y2 (enExample) * 1977-08-31 1978-11-14
GR64950B (en) * 1978-03-29 1980-06-10 Pwt Plastic World Tech Method and apparatus for continuous modulation by pushing and blowing of fine membranes made of plastic from particularly rigid chlor polyvinyl
US4312265A (en) * 1980-05-29 1982-01-26 Koppers Company, Inc. Screw for extruding a food mash
JPS59167240A (ja) * 1983-03-14 1984-09-20 Chisso Corp 有機フイラ−を配合された熱可塑性樹脂組成物の成形物の製法及びそのための装置
EP0600924B1 (de) * 1991-08-29 1996-02-28 BACHER, Helmut Vorrichtung zum extrudieren von thermoplastischem kunststoffgut
AT503014B1 (de) * 2006-04-27 2007-07-15 Schulz Helmuth Vorrichtung zum extrudieren von thermoplastischem kunststoffgut

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2838794A (en) * 1957-04-08 1958-06-17 Du Pont Extrusion apparatus
CH379113A (it) * 1961-02-28 1964-06-30 Lavorazione Mat Plastiche Sas Pressa ad estrusione per resine termoplastiche
CH394594A (it) * 1963-01-22 1965-06-30 Lavorazione Mat Plast Pressa a viti per estrusione di materie plastiche
AT256437B (de) * 1959-11-28 1967-08-25 Zareh Dr Lorenian Vorrichtung zum Strangpressen von pulver- oder granulatförmigen Werkstoffen, insbesondere von thermoplastischen oder wärmehärtbaren Kunststoffen

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2838794A (en) * 1957-04-08 1958-06-17 Du Pont Extrusion apparatus
AT256437B (de) * 1959-11-28 1967-08-25 Zareh Dr Lorenian Vorrichtung zum Strangpressen von pulver- oder granulatförmigen Werkstoffen, insbesondere von thermoplastischen oder wärmehärtbaren Kunststoffen
CH379113A (it) * 1961-02-28 1964-06-30 Lavorazione Mat Plastiche Sas Pressa ad estrusione per resine termoplastiche
CH394594A (it) * 1963-01-22 1965-06-30 Lavorazione Mat Plast Pressa a viti per estrusione di materie plastiche

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2401383A1 (de) * 1973-01-11 1974-08-15 Phillips Cables Ltd Verfahren und vorrichtung zum extrudieren eines thermoplastischen materials in modifizierter form
EP0007752A1 (en) * 1978-07-17 1980-02-06 Monsanto Company Plastics extrusion apparatus and method of extruding plastics
DE3147723A1 (de) * 1980-12-15 1982-09-02 Comind S.p.A. Azienda Stars, Villastellone, Torino Misch- und homogenisiervorrichtung fuer eine plastifizierkammer und eine plastifizierschnecke umfassende spritzpressen und extruder fuer thermoplastische werkstoffe
EP0213510A3 (en) * 1985-08-16 1987-05-06 Idemitsu Petrochemical Company Limited Screw for molding thermoplastic resin

Also Published As

Publication number Publication date
FI48168B (enExample) 1974-04-01
FI48168C (fi) 1974-07-10
GB1171590A (en) 1969-11-19
FR1579277A (enExample) 1969-08-22

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