JPH0371255B2 - - Google Patents

Info

Publication number
JPH0371255B2
JPH0371255B2 JP58229124A JP22912483A JPH0371255B2 JP H0371255 B2 JPH0371255 B2 JP H0371255B2 JP 58229124 A JP58229124 A JP 58229124A JP 22912483 A JP22912483 A JP 22912483A JP H0371255 B2 JPH0371255 B2 JP H0371255B2
Authority
JP
Japan
Prior art keywords
thermoplastic resin
foam
blowing agent
sheet
volatile blowing
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
JP58229124A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60122131A (ja
Inventor
Masato Karasawa
Eiji Saito
Akira Funaki
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.)
Idemitsu Petrochemical Co Ltd
Original Assignee
Idemitsu Petrochemical 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 Idemitsu Petrochemical Co Ltd filed Critical Idemitsu Petrochemical Co Ltd
Priority to JP58229124A priority Critical patent/JPS60122131A/ja
Publication of JPS60122131A publication Critical patent/JPS60122131A/ja
Publication of JPH0371255B2 publication Critical patent/JPH0371255B2/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
    • B29C44/505—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
    • 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
    • B29L2007/00—Flat articles, e.g. films or sheets

Landscapes

  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP58229124A 1983-12-06 1983-12-06 熱可塑性樹脂発泡体の製造方法 Granted JPS60122131A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58229124A JPS60122131A (ja) 1983-12-06 1983-12-06 熱可塑性樹脂発泡体の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58229124A JPS60122131A (ja) 1983-12-06 1983-12-06 熱可塑性樹脂発泡体の製造方法

Publications (2)

Publication Number Publication Date
JPS60122131A JPS60122131A (ja) 1985-06-29
JPH0371255B2 true JPH0371255B2 (enrdf_load_stackoverflow) 1991-11-12

Family

ID=16887121

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58229124A Granted JPS60122131A (ja) 1983-12-06 1983-12-06 熱可塑性樹脂発泡体の製造方法

Country Status (1)

Country Link
JP (1) JPS60122131A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5059376A (en) * 1989-04-20 1991-10-22 Astro-Valcour, Incorporated Methods for rapid purging of blowing agents from foamed polymer products

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS50122569A (enrdf_load_stackoverflow) * 1974-03-13 1975-09-26

Also Published As

Publication number Publication date
JPS60122131A (ja) 1985-06-29

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