JPS6121821B2 - - Google Patents

Info

Publication number
JPS6121821B2
JPS6121821B2 JP54173424A JP17342479A JPS6121821B2 JP S6121821 B2 JPS6121821 B2 JP S6121821B2 JP 54173424 A JP54173424 A JP 54173424A JP 17342479 A JP17342479 A JP 17342479A JP S6121821 B2 JPS6121821 B2 JP S6121821B2
Authority
JP
Japan
Prior art keywords
core material
foam
resin
thermoplastic resin
discharge port
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
JP54173424A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5695657A (en
Inventor
Osamu Takagi
Masanori Hirunuma
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 Chemical Co Ltd
Original Assignee
Sekisui Chemical 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 Chemical Co Ltd filed Critical Sekisui Chemical Co Ltd
Priority to JP17342479A priority Critical patent/JPS5695657A/ja
Publication of JPS5695657A publication Critical patent/JPS5695657A/ja
Publication of JPS6121821B2 publication Critical patent/JPS6121821B2/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
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • 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
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
    • B29C44/324—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables the preformed parts being tubular or folded to a tubular 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)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
JP17342479A 1979-12-28 1979-12-28 Method of covering of core material with foaming material Granted JPS5695657A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17342479A JPS5695657A (en) 1979-12-28 1979-12-28 Method of covering of core material with foaming material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17342479A JPS5695657A (en) 1979-12-28 1979-12-28 Method of covering of core material with foaming material

Publications (2)

Publication Number Publication Date
JPS5695657A JPS5695657A (en) 1981-08-03
JPS6121821B2 true JPS6121821B2 (enrdf_load_stackoverflow) 1986-05-29

Family

ID=15960188

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17342479A Granted JPS5695657A (en) 1979-12-28 1979-12-28 Method of covering of core material with foaming material

Country Status (1)

Country Link
JP (1) JPS5695657A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011174545A (ja) * 2010-02-24 2011-09-08 Furukawa Electric Co Ltd:The 断熱パイプカバーの製造方法

Also Published As

Publication number Publication date
JPS5695657A (en) 1981-08-03

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