JPS5545020B2 - - Google Patents

Info

Publication number
JPS5545020B2
JPS5545020B2 JP10505476A JP10505476A JPS5545020B2 JP S5545020 B2 JPS5545020 B2 JP S5545020B2 JP 10505476 A JP10505476 A JP 10505476A JP 10505476 A JP10505476 A JP 10505476A JP S5545020 B2 JPS5545020 B2 JP S5545020B2
Authority
JP
Japan
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
JP10505476A
Other languages
Japanese (ja)
Other versions
JPS5237974A (en
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 filed Critical
Publication of JPS5237974A publication Critical patent/JPS5237974A/en
Publication of JPS5545020B2 publication Critical patent/JPS5545020B2/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
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/06—Rod-shaped
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/362—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using static mixing devices
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/51—Screws with internal flow passages, e.g. for molten material
JP51105054A 1975-09-04 1976-09-03 Method and device for extruding foamed thermoplastic material Granted JPS5237974A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US61024075A 1975-09-04 1975-09-04
US71312176A 1976-08-11 1976-08-11

Publications (2)

Publication Number Publication Date
JPS5237974A JPS5237974A (en) 1977-03-24
JPS5545020B2 true JPS5545020B2 (en) 1980-11-15

Family

ID=27086218

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51105054A Granted JPS5237974A (en) 1975-09-04 1976-09-03 Method and device for extruding foamed thermoplastic material

Country Status (5)

Country Link
JP (1) JPS5237974A (en)
CA (1) CA1092311A (en)
DE (1) DE2639814C2 (en)
FR (1) FR2322719A1 (en)
GB (1) GB1564410A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59158773U (en) * 1983-04-12 1984-10-24 佐藤　幸雄 Valve automatic control device

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3100665A1 (en) * 1981-01-12 1982-08-26 Spiritini, Cuno FOAMED LOW-PRESSURE POLYETHYLENE, METHOD FOR PRODUCING THE SAME AND THE USE THEREOF
US4461734A (en) * 1982-09-13 1984-07-24 Union Carbide Corporation Process for plasticization and pumping of low bulk density plastics
US7648357B2 (en) 2006-11-23 2010-01-19 Coperion Gmbh Extruder
DE502006003348D1 (en) * 2006-12-22 2009-05-14 Coperion Gmbh Extruder tip for highly viscous substances
CN107962754A (en) * 2017-12-15 2018-04-27 浙江中盛新材料股份有限公司 Single screw extrusion adds the equipment that inflation prepares foamable polymer

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL142442B (en) * 1964-03-31 1974-06-17 Shell Int Research PROCESS FOR THE MANUFACTURE OF ARTICLES OF POLYMER FOAM.
US3287477A (en) * 1964-11-12 1966-11-22 Koppers Co Inc Process and apparatus for extruding a foamed plastic
BE754657Q (en) * 1965-11-29 1971-01-18 Kenics Corp MIXER APPLIANCE
GB1328362A (en) * 1970-10-19 1973-08-30 Ici Ltd Dispersion of materials in thermoplastics
US3711067A (en) * 1971-01-08 1973-01-16 Midland Ross Corp Extruding and mixing equipment
DE2108936C3 (en) * 1971-02-25 1979-12-13 Barmag Barmer Maschinenfabrik Ag, 5630 Remscheid Method and device for manufacturing semi-finished plastic products with a foam core and non-foamed shell
US3730492A (en) * 1971-06-17 1973-05-01 Union Carbide Corp Mixing of thermoplastic materials
JPS5249504B2 (en) * 1973-01-17 1977-12-17

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59158773U (en) * 1983-04-12 1984-10-24 佐藤　幸雄 Valve automatic control device

Also Published As

Publication number Publication date
JPS5237974A (en) 1977-03-24
CA1092311A (en) 1980-12-30
FR2322719A1 (en) 1977-04-01
GB1564410A (en) 1980-04-10
FR2322719B1 (en) 1981-05-22
DE2639814A1 (en) 1977-03-17
DE2639814C2 (en) 1983-08-18

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