ZA841614B - Vented screw pump for thermoplastic polymers - Google Patents

Vented screw pump for thermoplastic polymers

Info

Publication number
ZA841614B
ZA841614B ZA841614A ZA841614A ZA841614B ZA 841614 B ZA841614 B ZA 841614B ZA 841614 A ZA841614 A ZA 841614A ZA 841614 A ZA841614 A ZA 841614A ZA 841614 B ZA841614 B ZA 841614B
Authority
ZA
South Africa
Prior art keywords
thermoplastic polymers
screw pump
vented screw
vented
pump
Prior art date
Application number
ZA841614A
Other languages
English (en)
Inventor
Andre Lafeber
Original Assignee
Ici Plc
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 Ici Plc filed Critical Ici Plc
Publication of ZA841614B publication Critical patent/ZA841614B/xx

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
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92085—Velocity
    • B29C2948/92104—Flow or feed rate
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92114—Dimensions
    • B29C2948/92161—Volume or quantity
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/9238—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • B29C2948/9259—Angular velocity
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92885—Screw or gear
    • 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
    • B29C48/05—Filamentary, e.g. strands

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Rotary Pumps (AREA)
ZA841614A 1983-03-14 1984-03-02 Vented screw pump for thermoplastic polymers ZA841614B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB838306947A GB8306947D0 (en) 1983-03-14 1983-03-14 Vented melter for thermoplastic polymers

Publications (1)

Publication Number Publication Date
ZA841614B true ZA841614B (en) 1984-12-24

Family

ID=10539512

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA841614A ZA841614B (en) 1983-03-14 1984-03-02 Vented screw pump for thermoplastic polymers

Country Status (6)

Country Link
EP (1) EP0119029A3 (es)
JP (1) JPS606428A (es)
AU (1) AU2535884A (es)
ES (1) ES8505862A1 (es)
GB (1) GB8306947D0 (es)
ZA (1) ZA841614B (es)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0637804B2 (ja) * 1985-12-16 1994-05-18 倉真木材株式会社 パネル部材及びその施工々法
JPS6328715U (es) * 1986-08-08 1988-02-25
JPS63117814U (es) * 1986-08-20 1988-07-29
JPH0647064Y2 (ja) * 1987-03-27 1994-11-30 三鈴建装株式会社 木材組合わせ部材
JPH0289122U (es) * 1988-12-28 1990-07-16
DE4208099A1 (de) * 1992-03-13 1993-09-16 Werner & Pfleiderer Verfahren und vorrichtung zur herstellung eines polymeren aus thermoplastischem polykondensat
JP2654721B2 (ja) * 1993-06-08 1997-09-17 ヘルムト バッケル 熱可塑性合成プラスチック材料をガス抜きする装置
EP2864104B1 (de) * 2012-06-25 2020-08-26 Henke Property UG (Haftungsbeschränkt) Verfahren zur herstellung von kunststoffgranulat, strangpressprofilen oder formteilen
IT201900005192A1 (it) * 2019-04-05 2020-10-05 Vb Soluzioni E Tecnologie S R L Impianto di estrusione per la lavorazione di materiale polimerico

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2836851A (en) * 1955-09-09 1958-06-03 Danielson Mfg Company Apparatus for extrusion
DE1111807B (de) * 1958-05-28 1961-07-27 Wacker Chemie Gmbh Vorrichtung zur Verarbeitung und anschliessenden Weiterverarbeitung oder Weiterbehandlung von thermo-plastischen Kunststoffen
FR1320893A (fr) * 1962-02-01 1963-03-15 Etablissements Andouart Soc D Boudineuse
DE1813010A1 (de) * 1968-12-06 1970-07-02 Basf Ag Extrusionsduese
DE2120601B2 (de) * 1971-04-27 1973-08-09 Barmag Barmer Maschinenfabrik Ag, 5600 Wuppertal Verfahren und vorrichtung zum verarbeiten und entgasen thermisch empfindlicher pulverfoermiger thermoplaste
DE2543329B2 (de) * 1975-09-29 1977-11-24 Paul Troester Maschinenfabrik, 3000 Hannover Vorrichtung zum extrudieren von kunststoffen und elastomeren

Also Published As

Publication number Publication date
AU2535884A (en) 1984-09-20
JPS606428A (ja) 1985-01-14
ES530570A0 (es) 1985-06-16
GB8306947D0 (en) 1983-04-20
EP0119029A2 (en) 1984-09-19
EP0119029A3 (en) 1986-06-04
ES8505862A1 (es) 1985-06-16

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