JPS57160618A - Manufacture of thermoplastic resin foamed sheet - Google Patents

Manufacture of thermoplastic resin foamed sheet

Info

Publication number
JPS57160618A
JPS57160618A JP56048656A JP4865681A JPS57160618A JP S57160618 A JPS57160618 A JP S57160618A JP 56048656 A JP56048656 A JP 56048656A JP 4865681 A JP4865681 A JP 4865681A JP S57160618 A JPS57160618 A JP S57160618A
Authority
JP
Japan
Prior art keywords
foamed sheet
thermoplastic resin
type resin
extruder
impact
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
JP56048656A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6111191B2 (enrdf_load_stackoverflow
Inventor
Yoshigo Sano
Shinpei Nakayama
Norio Amano
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 Kaseihin Kogyo KK
Sekisui Kasei Co Ltd
Original Assignee
Sekisui Plastics Co Ltd
Sekisui Kaseihin Kogyo KK
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, Sekisui Kaseihin Kogyo KK filed Critical Sekisui Plastics Co Ltd
Priority to JP56048656A priority Critical patent/JPS57160618A/ja
Publication of JPS57160618A publication Critical patent/JPS57160618A/ja
Publication of JPS6111191B2 publication Critical patent/JPS6111191B2/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

  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Laminated Bodies (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP56048656A 1981-03-31 1981-03-31 Manufacture of thermoplastic resin foamed sheet Granted JPS57160618A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56048656A JPS57160618A (en) 1981-03-31 1981-03-31 Manufacture of thermoplastic resin foamed sheet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56048656A JPS57160618A (en) 1981-03-31 1981-03-31 Manufacture of thermoplastic resin foamed sheet

Publications (2)

Publication Number Publication Date
JPS57160618A true JPS57160618A (en) 1982-10-04
JPS6111191B2 JPS6111191B2 (enrdf_load_stackoverflow) 1986-04-01

Family

ID=12809386

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56048656A Granted JPS57160618A (en) 1981-03-31 1981-03-31 Manufacture of thermoplastic resin foamed sheet

Country Status (1)

Country Link
JP (1) JPS57160618A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6111191B2 (enrdf_load_stackoverflow) 1986-04-01

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