JPS638892B2 - - Google Patents

Info

Publication number
JPS638892B2
JPS638892B2 JP58026224A JP2622483A JPS638892B2 JP S638892 B2 JPS638892 B2 JP S638892B2 JP 58026224 A JP58026224 A JP 58026224A JP 2622483 A JP2622483 A JP 2622483A JP S638892 B2 JPS638892 B2 JP S638892B2
Authority
JP
Japan
Prior art keywords
foaming
foam
molded body
foamed
high frequency
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.)
Expired
Application number
JP58026224A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59152827A (ja
Inventor
Tooru Nishihata
Yoshuki Nishi
Kazuhiko Fujiwara
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.)
Sumitomo Bakelite Co Ltd
Original Assignee
Sumitomo Bakelite 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 Sumitomo Bakelite Co Ltd filed Critical Sumitomo Bakelite Co Ltd
Priority to JP58026224A priority Critical patent/JPS59152827A/ja
Publication of JPS59152827A publication Critical patent/JPS59152827A/ja
Publication of JPS638892B2 publication Critical patent/JPS638892B2/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
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
    • 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
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • B29C44/505—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying extruding the compound through a flat die

Landscapes

  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP58026224A 1983-02-21 1983-02-21 発泡体の製造方法 Granted JPS59152827A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58026224A JPS59152827A (ja) 1983-02-21 1983-02-21 発泡体の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58026224A JPS59152827A (ja) 1983-02-21 1983-02-21 発泡体の製造方法

Publications (2)

Publication Number Publication Date
JPS59152827A JPS59152827A (ja) 1984-08-31
JPS638892B2 true JPS638892B2 (enrdf_load_stackoverflow) 1988-02-25

Family

ID=12187405

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58026224A Granted JPS59152827A (ja) 1983-02-21 1983-02-21 発泡体の製造方法

Country Status (1)

Country Link
JP (1) JPS59152827A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0725123B2 (ja) * 1986-08-04 1995-03-22 ダウ化工株式会社 スチレン系樹脂発泡体の製造方法
JPH0431024A (ja) * 1990-05-29 1992-02-03 Toray Ind Inc 微多孔質シートの製造法

Also Published As

Publication number Publication date
JPS59152827A (ja) 1984-08-31

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