JPS5348218B2 - - Google Patents

Info

Publication number
JPS5348218B2
JPS5348218B2 JP12735575A JP12735575A JPS5348218B2 JP S5348218 B2 JPS5348218 B2 JP S5348218B2 JP 12735575 A JP12735575 A JP 12735575A JP 12735575 A JP12735575 A JP 12735575A JP S5348218 B2 JPS5348218 B2 JP S5348218B2
Authority
JP
Japan
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.)
Expired
Application number
JP12735575A
Other languages
Japanese (ja)
Other versions
JPS5251451A (en
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 filed Critical
Priority to JP50127355A priority Critical patent/JPS5251451A/ja
Priority to CH586576A priority patent/CH614401A5/xx
Priority to NL7605231.A priority patent/NL166425C/xx
Priority to CA252,798A priority patent/CA1073171A/en
Priority to GB20508/76A priority patent/GB1512316A/en
Priority to DE2622591A priority patent/DE2622591C2/de
Priority to US05/688,568 priority patent/US4025274A/en
Priority to AU14407/76A priority patent/AU497232B2/en
Priority to IT24039/76A priority patent/IT1064012B/it
Publication of JPS5251451A publication Critical patent/JPS5251451A/ja
Publication of JPS5348218B2 publication Critical patent/JPS5348218B2/ja
Priority to CH211979A priority patent/CH637321A5/de
Granted 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
    • B29C48/68—Barrels or cylinders
    • B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
    • B29C48/688—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having threads
    • 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
    • B29C48/515—Screws with internal flow passages, e.g. for molten material for auxiliary fluids, e.g. foaming agents
    • 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
    • B29C48/52—Screws with an outer diameter varying along the longitudinal axis, e.g. for obtaining different thread clearance
    • B29C48/525—Conical screws
    • 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
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • 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
    • B29C48/68—Barrels or cylinders
    • B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
    • B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Coating Apparatus (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP50127355A 1975-10-24 1975-10-24 Hot melting agent working extruder Granted JPS5251451A (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
JP50127355A JPS5251451A (en) 1975-10-24 1975-10-24 Hot melting agent working extruder
CH586576A CH614401A5 (enrdf_load_html_response) 1975-10-24 1976-05-11
NL7605231.A NL166425C (nl) 1975-10-24 1976-05-17 Extruder.
CA252,798A CA1073171A (en) 1975-10-24 1976-05-18 Apparatus and process for preparing thermoplastic resin composition
GB20508/76A GB1512316A (en) 1975-10-24 1976-05-18 Apparatus and process for preparing thermoplastic resin composition
DE2622591A DE2622591C2 (de) 1975-10-24 1976-05-20 Einschneckenextruder für thermoplastische Kunststoffe
US05/688,568 US4025274A (en) 1975-10-24 1976-05-21 Apparatus and process for preparing thermoplastic resin composition
AU14407/76A AU497232B2 (en) 1975-10-24 1976-05-28 Extruding low viscosity resin
IT24039/76A IT1064012B (it) 1975-10-24 1976-06-08 Apparecchiatura e procedimento per la preparazione di una composizione di resina termoplastica
CH211979A CH637321A5 (en) 1975-10-24 1979-03-05 Process for producing a thermoplastic composition

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50127355A JPS5251451A (en) 1975-10-24 1975-10-24 Hot melting agent working extruder

Publications (2)

Publication Number Publication Date
JPS5251451A JPS5251451A (en) 1977-04-25
JPS5348218B2 true JPS5348218B2 (enrdf_load_html_response) 1978-12-27

Family

ID=14957875

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50127355A Granted JPS5251451A (en) 1975-10-24 1975-10-24 Hot melting agent working extruder

Country Status (1)

Country Link
JP (1) JPS5251451A (enrdf_load_html_response)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE523705A (enrdf_load_html_response) * 1952-10-23 1900-01-01

Also Published As

Publication number Publication date
JPS5251451A (en) 1977-04-25

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