DE2258903A1 - Vorrichtung zum entfernen gasfoermiger bestandteile aus plastschmelzen - Google Patents

Vorrichtung zum entfernen gasfoermiger bestandteile aus plastschmelzen

Info

Publication number
DE2258903A1
DE2258903A1 DE19722258903 DE2258903A DE2258903A1 DE 2258903 A1 DE2258903 A1 DE 2258903A1 DE 19722258903 DE19722258903 DE 19722258903 DE 2258903 A DE2258903 A DE 2258903A DE 2258903 A1 DE2258903 A1 DE 2258903A1
Authority
DE
Germany
Prior art keywords
cylinder
sealing plug
polymer melt
degassing
holes
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
DE19722258903
Other languages
German (de)
English (en)
Inventor
Manfred Graeser
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.)
PLAST ELASTVERARBEITUNGSMASCH
Original Assignee
PLAST ELASTVERARBEITUNGSMASCH
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 PLAST ELASTVERARBEITUNGSMASCH filed Critical PLAST ELASTVERARBEITUNGSMASCH
Publication of DE2258903A1 publication Critical patent/DE2258903A1/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
    • 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
    • B29C48/51—Screws with internal flow passages, e.g. for molten 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
    • B29C48/74—Bypassing means, i.e. part of the molten material being diverted into downstream stages of the extruder
    • B29C48/745—Bypassing means, i.e. part of the molten material being diverted into downstream stages of the extruder for plasticising or homogenising devices
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE19722258903 1972-01-11 1972-12-01 Vorrichtung zum entfernen gasfoermiger bestandteile aus plastschmelzen Pending DE2258903A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD160276A DD97599A1 (enExample) 1972-01-11 1972-01-11

Publications (1)

Publication Number Publication Date
DE2258903A1 true DE2258903A1 (de) 1973-07-19

Family

ID=5485028

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19722258903 Pending DE2258903A1 (de) 1972-01-11 1972-12-01 Vorrichtung zum entfernen gasfoermiger bestandteile aus plastschmelzen

Country Status (2)

Country Link
DD (1) DD97599A1 (enExample)
DE (1) DE2258903A1 (enExample)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2594067A1 (fr) * 1986-02-12 1987-08-14 Sumitomo Chemical Co Appareil d'extrusion a deux extrudeuses
FR2693400A1 (fr) * 1992-07-10 1994-01-14 Scamia Ensemble de plastification et de filtration en continu pour des matières telles que des polymères à l'état pâteux, visqueux ou fondu, produits visco élastiques, produits protéoléagineux.
WO2013013916A1 (de) 2011-07-27 2013-01-31 Starlinger & Co Gesellschaft M.B.H. Vorrichtung zum entgasen von thermoplastischem extrudat
AT516905A1 (de) * 2015-03-04 2016-09-15 Schulz Helmuth Vorrichtung zum Entgasen von thermoplastischem Kunststoff
DE202016105490U1 (de) 2016-10-04 2016-11-07 Helmuth Schulz Vorrichtung zum Entgasen von thermoplastischem Kunststoff
EP2439044B1 (de) * 2010-10-06 2017-09-13 Diamat Maschinenbau GmbH Extrudieranlage und Verfahren zur Reinigung von Kunststoffschmelzen
CN116997456A (zh) * 2021-03-18 2023-11-03 罗伯特·博世有限公司 用于提供能够打印的熔体以运行用于3d打印机的打印头的方法和用于执行该方法的用于3d打印机的打印头

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2594067A1 (fr) * 1986-02-12 1987-08-14 Sumitomo Chemical Co Appareil d'extrusion a deux extrudeuses
FR2693400A1 (fr) * 1992-07-10 1994-01-14 Scamia Ensemble de plastification et de filtration en continu pour des matières telles que des polymères à l'état pâteux, visqueux ou fondu, produits visco élastiques, produits protéoléagineux.
BE1007235A5 (fr) * 1992-07-10 1995-05-02 Scamia Ensemble de plastification et de filtration en continu pour des matieres telles que des polymeres a l'etat pateux, visqueux ou fondu, produits visco elastiques, produits proteoleagineux.
EP2439044B1 (de) * 2010-10-06 2017-09-13 Diamat Maschinenbau GmbH Extrudieranlage und Verfahren zur Reinigung von Kunststoffschmelzen
WO2013013916A1 (de) 2011-07-27 2013-01-31 Starlinger & Co Gesellschaft M.B.H. Vorrichtung zum entgasen von thermoplastischem extrudat
AT516905A1 (de) * 2015-03-04 2016-09-15 Schulz Helmuth Vorrichtung zum Entgasen von thermoplastischem Kunststoff
AT516905B1 (de) * 2015-03-04 2017-05-15 Helmuth Schulz Vorrichtung zum Entgasen von thermoplastischem Kunststoff
DE202016105490U1 (de) 2016-10-04 2016-11-07 Helmuth Schulz Vorrichtung zum Entgasen von thermoplastischem Kunststoff
CN116997456A (zh) * 2021-03-18 2023-11-03 罗伯特·博世有限公司 用于提供能够打印的熔体以运行用于3d打印机的打印头的方法和用于执行该方法的用于3d打印机的打印头

Also Published As

Publication number Publication date
DD97599A1 (enExample) 1973-05-14

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