JPH021003B2 - - Google Patents

Info

Publication number
JPH021003B2
JPH021003B2 JP56023719A JP2371981A JPH021003B2 JP H021003 B2 JPH021003 B2 JP H021003B2 JP 56023719 A JP56023719 A JP 56023719A JP 2371981 A JP2371981 A JP 2371981A JP H021003 B2 JPH021003 B2 JP H021003B2
Authority
JP
Japan
Prior art keywords
tube
cylinder
shape
foam board
foam
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 - Lifetime
Application number
JP56023719A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57137122A (en
Inventor
Tadayasu Tsubone
Mikio Ishikawa
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.)
Sekisui Kasei Co Ltd
Original Assignee
Sekisui Plastics 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 Sekisui Plastics Co Ltd filed Critical Sekisui Plastics Co Ltd
Priority to JP56023719A priority Critical patent/JPS57137122A/ja
Publication of JPS57137122A publication Critical patent/JPS57137122A/ja
Publication of JPH021003B2 publication Critical patent/JPH021003B2/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
    • B29C44/46—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
    • B29C44/507—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 an annular die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles

Landscapes

  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
JP56023719A 1981-02-19 1981-02-19 Manufacture of thermoplastic resin foamed plate Granted JPS57137122A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56023719A JPS57137122A (en) 1981-02-19 1981-02-19 Manufacture of thermoplastic resin foamed plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56023719A JPS57137122A (en) 1981-02-19 1981-02-19 Manufacture of thermoplastic resin foamed plate

Publications (2)

Publication Number Publication Date
JPS57137122A JPS57137122A (en) 1982-08-24
JPH021003B2 true JPH021003B2 (enExample) 1990-01-10

Family

ID=12118129

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56023719A Granted JPS57137122A (en) 1981-02-19 1981-02-19 Manufacture of thermoplastic resin foamed plate

Country Status (1)

Country Link
JP (1) JPS57137122A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03107008U (enExample) * 1990-02-20 1991-11-05

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03107008U (enExample) * 1990-02-20 1991-11-05

Also Published As

Publication number Publication date
JPS57137122A (en) 1982-08-24

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