JPS51121190A - Apparatus for manufacturing linear thermoplastic resin foam - Google Patents

Apparatus for manufacturing linear thermoplastic resin foam

Info

Publication number
JPS51121190A
JPS51121190A JP50046074A JP4607475A JPS51121190A JP S51121190 A JPS51121190 A JP S51121190A JP 50046074 A JP50046074 A JP 50046074A JP 4607475 A JP4607475 A JP 4607475A JP S51121190 A JPS51121190 A JP S51121190A
Authority
JP
Japan
Prior art keywords
thermoplastic resin
resin foam
linear thermoplastic
manufacturing linear
manufacturing
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.)
Granted
Application number
JP50046074A
Other languages
Japanese (ja)
Other versions
JPS5725932B2 (en
Inventor
Hideo Takano
Satoshi Saito
Tadashi Sato
Yoshihiro Narita
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.)
Hitachi Cable Ltd
Original Assignee
Hitachi Cable Ltd
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 Hitachi Cable Ltd filed Critical Hitachi Cable Ltd
Priority to JP50046074A priority Critical patent/JPS51121190A/en
Publication of JPS51121190A publication Critical patent/JPS51121190A/en
Publication of JPS5725932B2 publication Critical patent/JPS5725932B2/ja
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
    • B29C48/505—Screws
    • B29C48/585—Screws provided with gears interacting with the flow
    • 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
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • 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
    • B29C48/03—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)
  • Molding Of Porous Articles (AREA)
  • Processes Specially Adapted For Manufacturing Cables (AREA)

Abstract

PURPOSE:To provide a linear thermoplastic resin foam manufacturing machine, which permits readily incorporation and dissolution of a foaming agent in the resin and also permitting a uniform and steady foam to be obtained.
JP50046074A 1975-04-15 1975-04-15 Apparatus for manufacturing linear thermoplastic resin foam Granted JPS51121190A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50046074A JPS51121190A (en) 1975-04-15 1975-04-15 Apparatus for manufacturing linear thermoplastic resin foam

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50046074A JPS51121190A (en) 1975-04-15 1975-04-15 Apparatus for manufacturing linear thermoplastic resin foam

Publications (2)

Publication Number Publication Date
JPS51121190A true JPS51121190A (en) 1976-10-22
JPS5725932B2 JPS5725932B2 (en) 1982-06-01

Family

ID=12736835

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50046074A Granted JPS51121190A (en) 1975-04-15 1975-04-15 Apparatus for manufacturing linear thermoplastic resin foam

Country Status (1)

Country Link
JP (1) JPS51121190A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4998875A (en) * 1973-01-13 1974-09-18

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4998875A (en) * 1973-01-13 1974-09-18

Also Published As

Publication number Publication date
JPS5725932B2 (en) 1982-06-01

Similar Documents

Publication Publication Date Title
GB1501442A (en) Moulded foams and process for producing the same
JPS52119670A (en) Molding machine for manufacturing foamed thermoplastic product in two stages
HU175694B (en) Method for producing fitting parts from plastic material and compression mould for carrying out the method
JPS528077A (en) Method and device for gas impregnation with pump for producing foam plastic
JPS52137469A (en) Process for manufacture of thermoplastic resin foam and die therefor
JPS5391977A (en) Producing method and apparatus for foamed plastic material
JPS528075A (en) Phenolic resin foam and process for manufacture thereof
JPS5290578A (en) Process for manufacturing molded resin foam
GB1542739A (en) Plastics foam mixing apparatus
JPS529071A (en) Process for producing thermoplastic resin foam sheet
JPS51121190A (en) Apparatus for manufacturing linear thermoplastic resin foam
JPS5423670A (en) Production of hyghly foamed polyethylene
JPS5314774A (en) Plastic moldings and process for manufacture
JPS52142765A (en) Foaming agent and process for manufacture of polymer foam material using it
JPS51117764A (en) Method and device for producing foaming article
ES476137A1 (en) application as heat-sensitising agent in latices and process for making heat-sensitised rubber latices.
JPS531262A (en) Process for manufacture of thermoplastic resin foam
JPS524566A (en) Thermoplastic resin foam
JPS5236156A (en) Hard polyurethane syntactic foaming material
JPS5328668A (en) Process for manufacture of plastic foam composite material
JPS5245667A (en) Process for manufacturing thermoplastic resin foam
GB2097006B (en) Blowing agent for use in polymeric foam production
JPS5228564A (en) Process for producing composite thermoplastic resin foam
JPS5247866A (en) Process for producing thermoplastic resin foam with hard surface
JPS5240570A (en) Heater in molding machine for thermoplastic resin board