AT368945B - Verfahren und vorrichtung zum entfernen von fluechtigen anteilen, die bei der extrusion von kunststoffschmelzen aus diesen entweichen - Google Patents

Verfahren und vorrichtung zum entfernen von fluechtigen anteilen, die bei der extrusion von kunststoffschmelzen aus diesen entweichen

Info

Publication number
AT368945B
AT368945B AT0559378A AT559378A AT368945B AT 368945 B AT368945 B AT 368945B AT 0559378 A AT0559378 A AT 0559378A AT 559378 A AT559378 A AT 559378A AT 368945 B AT368945 B AT 368945B
Authority
AT
Austria
Prior art keywords
leak
extrusion
plastic melt
removing volatile
volatile quantities
Prior art date
Application number
AT0559378A
Other languages
English (en)
Other versions
ATA559378A (de
Original Assignee
Basf Ag
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 Basf Ag filed Critical Basf Ag
Publication of ATA559378A publication Critical patent/ATA559378A/de
Application granted granted Critical
Publication of AT368945B publication Critical patent/AT368945B/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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/832—Heating
    • 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
    • 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
    • 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)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
AT0559378A 1977-08-03 1978-08-02 Verfahren und vorrichtung zum entfernen von fluechtigen anteilen, die bei der extrusion von kunststoffschmelzen aus diesen entweichen AT368945B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2734946A DE2734946B2 (de) 1977-08-03 1977-08-03 Verfahren und Vorrichtung zum Entfernen von flüchtigen Anteilen, die bei der Extrusion von Kunststoffschmelzen aus diesen entweichen

Publications (2)

Publication Number Publication Date
ATA559378A ATA559378A (de) 1982-04-15
AT368945B true AT368945B (de) 1982-11-25

Family

ID=6015514

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0559378A AT368945B (de) 1977-08-03 1978-08-02 Verfahren und vorrichtung zum entfernen von fluechtigen anteilen, die bei der extrusion von kunststoffschmelzen aus diesen entweichen

Country Status (9)

Country Link
US (1) US4233429A (de)
EP (1) EP0000728B1 (de)
JP (1) JPS5428364A (de)
AT (1) AT368945B (de)
AU (1) AU525107B2 (de)
CA (1) CA1124972A (de)
DE (2) DE2734946B2 (de)
ES (1) ES472323A1 (de)
IT (1) IT1097307B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5703203A (en) * 1995-03-31 1997-12-30 Montell North America Inc. Removal of oligomers from substantially crystalline, α-olefin polymers
WO2022090526A1 (en) * 2020-11-02 2022-05-05 Röhm Gmbh Device for degassing of a two-component multiphase polymer-monomer material and use thereof in a degassing extruder

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1038355A (fr) * 1950-11-24 1953-09-28 Phrix Werke Ag Procédé et dispositif pour éliminer les composants volatils des masses de filage hautement polymérisées
NL227654A (de) * 1957-05-17
US3130180A (en) * 1957-09-18 1964-04-21 Glanzstoff Ag Continuous method and apparatus for the production of polyhexamethylene adipamide
US3109831A (en) * 1960-11-14 1963-11-05 Pittsburgh Plate Glass Co Cooking polyesters of polybasic acids and polyhydric alcohols in the absence of solvents
US3110547A (en) * 1961-07-26 1963-11-12 Du Pont Polymerization process
NO116966B (de) * 1964-06-01 1969-06-16 Consanto Co
US3418286A (en) * 1965-08-02 1968-12-24 Interchem Corp Method of making polyesters under reduced pressure
JPS4944867B1 (de) * 1969-09-16 1974-11-30
US3933958A (en) * 1971-03-22 1976-01-20 Reynolds Metals Company Method of making tubular plastic film
JPS5265561A (en) * 1975-11-28 1977-05-31 Ube Industries Method and device for heating evaporating substance in vent extruder
US4043968A (en) * 1976-01-30 1977-08-23 Mobil Oil Corporation Process for producing methylolated amide copolymers in concentrated organic solvent solution

Also Published As

Publication number Publication date
ES472323A1 (es) 1979-02-16
DE2734946B2 (de) 1980-09-25
JPS5428364A (en) 1979-03-02
IT1097307B (it) 1985-08-31
CA1124972A (en) 1982-06-08
ATA559378A (de) 1982-04-15
IT7826045A0 (it) 1978-07-24
AU3845878A (en) 1980-01-31
DE2734946A1 (de) 1979-02-15
AU525107B2 (en) 1982-10-21
DE2860648D1 (en) 1981-08-06
US4233429A (en) 1980-11-11
EP0000728B1 (de) 1981-04-29
EP0000728A1 (de) 1979-02-21

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee