JPS53146766A - Producing equipment of foams - Google Patents

Producing equipment of foams

Info

Publication number
JPS53146766A
JPS53146766A JP6107977A JP6107977A JPS53146766A JP S53146766 A JPS53146766 A JP S53146766A JP 6107977 A JP6107977 A JP 6107977A JP 6107977 A JP6107977 A JP 6107977A JP S53146766 A JPS53146766 A JP S53146766A
Authority
JP
Japan
Prior art keywords
foams
producing equipment
blowing agent
extruder
fed
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.)
Pending
Application number
JP6107977A
Other languages
Japanese (ja)
Inventor
Akira Matsui
Takashi Shimano
Katsumi Orimo
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.)
Furukawa Electric Co Ltd
Original Assignee
Furukawa Electric 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 Furukawa Electric Co Ltd filed Critical Furukawa Electric Co Ltd
Priority to JP6107977A priority Critical patent/JPS53146766A/en
Publication of JPS53146766A publication Critical patent/JPS53146766A/en
Pending 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
    • B29C44/60—Measuring, controlling or regulating
    • 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
    • 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
    • B29C44/3442—Mixing, kneading or conveying the foamable material

Abstract

PURPOSE:The title equipment, designed to produce foams of uniform expansion ratio, wherein a constant amount of blowing agent is fed from a liquid blowing agent supply source to an extruder even when the pressure in the extruder varies.
JP6107977A 1977-05-27 1977-05-27 Producing equipment of foams Pending JPS53146766A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6107977A JPS53146766A (en) 1977-05-27 1977-05-27 Producing equipment of foams

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6107977A JPS53146766A (en) 1977-05-27 1977-05-27 Producing equipment of foams

Publications (1)

Publication Number Publication Date
JPS53146766A true JPS53146766A (en) 1978-12-20

Family

ID=13160750

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6107977A Pending JPS53146766A (en) 1977-05-27 1977-05-27 Producing equipment of foams

Country Status (1)

Country Link
JP (1) JPS53146766A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58160130A (en) * 1982-03-05 1983-09-22 Furukawa Electric Co Ltd:The Liquid injector to extruder
EP0615830A1 (en) * 1993-02-25 1994-09-21 Linde Aktiengesellschaft Dosage of foaming agents for producing foamed plastics

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58160130A (en) * 1982-03-05 1983-09-22 Furukawa Electric Co Ltd:The Liquid injector to extruder
EP0615830A1 (en) * 1993-02-25 1994-09-21 Linde Aktiengesellschaft Dosage of foaming agents for producing foamed plastics

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