IT1017221B - Procedimento di produzione di pro dotti profilati per estrusione di composizioni di polistirolo espan sibile - Google Patents

Procedimento di produzione di pro dotti profilati per estrusione di composizioni di polistirolo espan sibile

Info

Publication number
IT1017221B
IT1017221B IT25260/74A IT2526074A IT1017221B IT 1017221 B IT1017221 B IT 1017221B IT 25260/74 A IT25260/74 A IT 25260/74A IT 2526074 A IT2526074 A IT 2526074A IT 1017221 B IT1017221 B IT 1017221B
Authority
IT
Italy
Prior art keywords
extrusion
compositions
production
profiled products
expanding polystyrene
Prior art date
Application number
IT25260/74A
Other languages
English (en)
Original Assignee
Cosden Oil & Chem Co
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 Cosden Oil & Chem Co filed Critical Cosden Oil & Chem Co
Application granted granted Critical
Publication of IT1017221B publication Critical patent/IT1017221B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/08—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • B29K2105/043—Skinned foam
    • Y—GENERAL 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/05—Use of one or more blowing agents together

Landscapes

  • Chemical & Material Sciences (AREA)
  • General 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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
IT25260/74A 1973-07-17 1974-07-17 Procedimento di produzione di pro dotti profilati per estrusione di composizioni di polistirolo espan sibile IT1017221B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US380009A US3927160A (en) 1973-07-17 1973-07-17 Formal profile extrusion process

Publications (1)

Publication Number Publication Date
IT1017221B true IT1017221B (it) 1977-07-20

Family

ID=23499553

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25260/74A IT1017221B (it) 1973-07-17 1974-07-17 Procedimento di produzione di pro dotti profilati per estrusione di composizioni di polistirolo espan sibile

Country Status (9)

Country Link
US (1) US3927160A (it)
JP (1) JPS5039762A (it)
AU (1) AU465927B2 (it)
BE (1) BE817624A (it)
DE (1) DE2434206A1 (it)
FR (1) FR2237752B1 (it)
GB (1) GB1454580A (it)
IT (1) IT1017221B (it)
NL (1) NL7409442A (it)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4204086A (en) * 1972-05-23 1980-05-20 Sumitomo Electric Industries, Ltd. Process for the production of highly expanded polyolefin insulated wires and cables
DE2535286C3 (de) * 1975-08-07 1979-01-25 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zum Kalibrieren einer coextrudierten Profilleiste aus thermoplastischen Kunststoffen
US4185060A (en) * 1978-03-17 1980-01-22 Ladney M Jr Method of manufacturing structural foam plastic products free from undesirable contaminant constituents
US4247506A (en) * 1978-05-19 1981-01-27 The B. F. Goodrich Company Processing extruded elastomers
JPS5645928A (en) * 1979-09-21 1981-04-25 Teijin Ltd Production of polyester extruded expanded article
FR2500463A1 (it) * 1981-02-24 1982-08-27 Solvay
JPS5962122A (ja) * 1982-10-02 1984-04-09 Kanegafuchi Chem Ind Co Ltd 合成樹脂発泡体の製造方法及び装置
US4695594A (en) * 1986-08-27 1987-09-22 General Electric Company Modified flame retardant polyphenylene ether resins having improved foamability and molded articles made therefrom
US5926393A (en) * 1996-10-11 1999-07-20 General Electric Company Method for designing a profile extrusion die plate for shaping a polymer resin into a profile
US6139945A (en) * 1997-11-25 2000-10-31 Premark Rwp Holdings, Inc. Polymeric foam substrate and its use as in combination with decorative surfaces
US6210616B1 (en) * 1998-08-27 2001-04-03 Crf Technologies Group Ltd. Profile extrusion of thermoplastic composites with high filler content
WO2009022022A1 (es) * 2007-07-27 2009-02-19 Ulma C Y E, S. Coop. Procedimiento e instalación para la producción de paneles tipo sándwich de naturaleza polimérica y panel obtenido
DE102014221060A1 (de) 2014-10-16 2016-04-21 Henkel Ag & Co. Kgaa Thermisch expandierbare Zusammensetzung

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2941964A (en) * 1954-11-16 1960-06-21 Koppers Co Inc Composition comprising polystyrene, volatile organic solvent and a carbon dioxide liberating agent, and process of simultaneously foaming and extruding said composition
GB944611A (en) * 1959-07-30 1963-12-18 Monsanto Chemicals Moulding compositions
DE1224036B (de) * 1961-06-06 1966-09-01 Koppers Co Inc Verfahren zur Herstellung von verschaeumbaren Formmassen aus Styrolpolymerisaten
SE313180B (it) * 1964-06-02 1969-08-04 Monsanto Chemicals
GB1089561A (en) * 1964-07-09 1967-11-01 Monsanto Chemicals Improvements relating to foamed aliphatic thermoplastic resin products
US3344092A (en) * 1965-04-22 1967-09-26 Koppers Co Inc Foamable styrene polymer compositions containing a mixture of a carbonate and a bicarbonate as blowing agents
US3312760A (en) * 1965-10-22 1967-04-04 Wmb Internat Ab Method for the production of slabs of foamed thermoplastic material
US3461496A (en) * 1965-11-08 1969-08-19 Thomas W Winstead Apparatus for extruding a skin covered,foamed thermoplastic
FR94389E (fr) * 1966-09-07 1969-08-08 Ugine Kuhlmann Procédé et dispositif pour l'extrusion des matieres plastiques expansibles.
US3427372A (en) * 1966-10-17 1969-02-11 Berner Ind Inc Apparatus and method for continuous production of slabs or sheets
US3558753A (en) * 1967-11-13 1971-01-26 Int Plastics Method of producing a porous resin by withdrawing gas from a foam extrudate while it is in a semi-molten state
US3594461A (en) * 1969-01-21 1971-07-20 Grace W R & Co Method and apparatus for continuously molding sheets from expandable polymeric materials
US3822331A (en) * 1971-12-10 1974-07-02 Grace W R & Co Continuous process for making low density thermoplastic foam
US3804574A (en) * 1972-12-07 1974-04-16 C Gatto Apparatus for sizing shaped articles

Also Published As

Publication number Publication date
DE2434206A1 (de) 1975-02-06
NL7409442A (nl) 1975-01-21
JPS5039762A (it) 1975-04-12
AU7033074A (en) 1975-10-09
AU465927B2 (en) 1975-10-09
GB1454580A (en) 1976-11-03
BE817624A (fr) 1974-11-04
US3927160A (en) 1975-12-16
FR2237752B1 (it) 1978-04-28
FR2237752A1 (it) 1975-02-14

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