FR1437113A - Procédé de moulage d'une substance thermoplastique synthétique expansée - Google Patents

Procédé de moulage d'une substance thermoplastique synthétique expansée

Info

Publication number
FR1437113A
FR1437113A FR20625A FR20625A FR1437113A FR 1437113 A FR1437113 A FR 1437113A FR 20625 A FR20625 A FR 20625A FR 20625 A FR20625 A FR 20625A FR 1437113 A FR1437113 A FR 1437113A
Authority
FR
France
Prior art keywords
molding
synthetic thermoplastic
thermoplastic substance
expanded synthetic
expanded
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
FR20625A
Other languages
English (en)
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.)
Edison SpA
Original Assignee
Edison SpA
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 Edison SpA filed Critical Edison SpA
Application granted granted Critical
Publication of FR1437113A publication Critical patent/FR1437113A/fr
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/22After-treatment of expandable particles; Forming foamed products
    • C08J9/228Forming foamed products
    • C08J9/232Forming foamed products by sintering expandable particles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/10Applying counter-pressure during expanding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/206Using expandable particles or beads as starting material
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • B29C44/36Feeding the material to be shaped
    • B29C44/38Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/44Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
    • B29C44/445Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/02Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34Auxiliary operations
    • B29C44/3415Heating or cooling
    • B29C44/3426Heating by introducing steam in the mould
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/10Foamed polystyrene mold filling

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FR20625A 1964-06-26 1965-06-14 Procédé de moulage d'une substance thermoplastique synthétique expansée Expired FR1437113A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1415264 1964-06-26

Publications (1)

Publication Number Publication Date
FR1437113A true FR1437113A (fr) 1966-04-29

Family

ID=11144868

Family Applications (1)

Application Number Title Priority Date Filing Date
FR20625A Expired FR1437113A (fr) 1964-06-26 1965-06-14 Procédé de moulage d'une substance thermoplastique synthétique expansée

Country Status (12)

Country Link
US (1) US3368009A (fr)
AT (1) AT276738B (fr)
BE (1) BE665962A (fr)
CH (1) CH454452A (fr)
DE (1) DE1504894A1 (fr)
DK (1) DK115955B (fr)
ES (1) ES315116A1 (fr)
FR (1) FR1437113A (fr)
GB (1) GB1042577A (fr)
IL (1) IL23774A (fr)
NL (1) NL6507751A (fr)
SE (1) SE333059B (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3800018A (en) * 1965-04-15 1974-03-26 Saint Gobain Fabrication of cellular resinous products
US3863908A (en) * 1965-04-15 1975-02-04 Saint Gobain Cellular, resinous products and methods and apparatus for making them
US3832429A (en) * 1966-04-13 1974-08-27 Saint Gobain Method and apparatus for the production of sheet on block of agglomerated granules of polystryrene
CH424222A (de) * 1965-08-24 1966-11-15 Gosta Trading Ltd Verfahren zur Herstellung flexibler, elastischer Formlinge aus schäumbarem Kunststoff, und Vorrichtung zur Durchführung des Verfahrens
US3525788A (en) * 1967-05-24 1970-08-25 Cosden Oil & Chem Co Rotocasting of polystyrene
US3988401A (en) * 1973-08-27 1976-10-26 Union Carbide Corporation Compression molding of thermoplastic material
DE3037011C2 (de) * 1980-10-01 1983-12-01 Dynamit Nobel Ag, 5210 Troisdorf Verfahren und Vorrichtung zum kontinuierlichen Herstellen eines bahnförmigen Schichtmaterials aus Schaumstoffteilchen
US4557881A (en) * 1982-11-26 1985-12-10 Design Engineering Service, Inc. Method for manufacturing foam boards

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2409066A (en) * 1943-01-23 1946-10-08 Johns Manville Manufacture of felted products
NL284511A (fr) * 1961-10-20 1900-01-01

Also Published As

Publication number Publication date
AT276738B (de) 1969-12-10
ES315116A1 (es) 1966-03-16
DK115955B (da) 1969-11-24
DE1504894A1 (de) 1969-09-18
NL6507751A (fr) 1965-12-27
BE665962A (fr) 1965-12-27
GB1042577A (en) 1966-09-14
US3368009A (en) 1968-02-06
CH454452A (de) 1968-04-15
SE333059B (fr) 1971-03-01
IL23774A (en) 1969-11-12

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