JPS56109731A - Mold and forming method for forming expandable thermoplastic resin - Google Patents

Mold and forming method for forming expandable thermoplastic resin

Info

Publication number
JPS56109731A
JPS56109731A JP1172580A JP1172580A JPS56109731A JP S56109731 A JPS56109731 A JP S56109731A JP 1172580 A JP1172580 A JP 1172580A JP 1172580 A JP1172580 A JP 1172580A JP S56109731 A JPS56109731 A JP S56109731A
Authority
JP
Japan
Prior art keywords
mold
thermoplastic resin
cooling
expandable thermoplastic
forming
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
JP1172580A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6350189B2 (enrdf_load_stackoverflow
Inventor
Akio Takahashi
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.)
Kanegafuchi Chemical Industry Co Ltd
Original Assignee
Kanegafuchi Chemical Industry Co 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 Kanegafuchi Chemical Industry Co Ltd filed Critical Kanegafuchi Chemical Industry Co Ltd
Priority to JP1172580A priority Critical patent/JPS56109731A/ja
Publication of JPS56109731A publication Critical patent/JPS56109731A/ja
Publication of JPS6350189B2 publication Critical patent/JPS6350189B2/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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3415—Heating or cooling
    • B29C44/3426—Heating by introducing steam in the mould

Landscapes

  • Molding Of Porous Articles (AREA)
JP1172580A 1980-02-01 1980-02-01 Mold and forming method for forming expandable thermoplastic resin Granted JPS56109731A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1172580A JPS56109731A (en) 1980-02-01 1980-02-01 Mold and forming method for forming expandable thermoplastic resin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1172580A JPS56109731A (en) 1980-02-01 1980-02-01 Mold and forming method for forming expandable thermoplastic resin

Publications (2)

Publication Number Publication Date
JPS56109731A true JPS56109731A (en) 1981-08-31
JPS6350189B2 JPS6350189B2 (enrdf_load_stackoverflow) 1988-10-07

Family

ID=11786004

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1172580A Granted JPS56109731A (en) 1980-02-01 1980-02-01 Mold and forming method for forming expandable thermoplastic resin

Country Status (1)

Country Link
JP (1) JPS56109731A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50139168A (enrdf_load_stackoverflow) * 1974-04-25 1975-11-06

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50139168A (enrdf_load_stackoverflow) * 1974-04-25 1975-11-06

Also Published As

Publication number Publication date
JPS6350189B2 (enrdf_load_stackoverflow) 1988-10-07

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