DE1919836A1 - Thermoplastische Schaumstoffe und Verfahren zu deren Herstellung - Google Patents

Thermoplastische Schaumstoffe und Verfahren zu deren Herstellung

Info

Publication number
DE1919836A1
DE1919836A1 DE19691919836 DE1919836A DE1919836A1 DE 1919836 A1 DE1919836 A1 DE 1919836A1 DE 19691919836 DE19691919836 DE 19691919836 DE 1919836 A DE1919836 A DE 1919836A DE 1919836 A1 DE1919836 A1 DE 1919836A1
Authority
DE
Germany
Prior art keywords
propellant
thermoplastic
pressure
mixture
temperature
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
DE19691919836
Other languages
German (de)
English (en)
Inventor
Mathews Carl Fraser
Ealding Cyril John
Komoly Thomas John
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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries 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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of DE1919836A1 publication Critical patent/DE1919836A1/de
Pending legal-status Critical Current

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
    • C08J9/12—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 physical blowing agent
    • C08J9/127—Mixtures of organic and inorganic blowing agents
    • 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
    • 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
    • C08J9/12—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 physical blowing agent
    • C08J9/14—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 physical blowing agent organic
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • 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
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment

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)
  • Inorganic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE19691919836 1967-01-23 1969-04-18 Thermoplastische Schaumstoffe und Verfahren zu deren Herstellung Pending DE1919836A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB336267A GB1220053A (en) 1967-01-23 1967-01-23 Foamed thermoplastic polymers

Publications (1)

Publication Number Publication Date
DE1919836A1 true DE1919836A1 (de) 1970-11-12

Family

ID=9756874

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19691919836 Pending DE1919836A1 (de) 1967-01-23 1969-04-18 Thermoplastische Schaumstoffe und Verfahren zu deren Herstellung

Country Status (5)

Country Link
BE (1) BE730947A (enExample)
DE (1) DE1919836A1 (enExample)
FR (1) FR2036830A1 (enExample)
GB (1) GB1220053A (enExample)
NL (1) NL160589C (enExample)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2921333A1 (de) * 1979-05-25 1980-12-04 Hagen Perennatorwerk Verfahren zum herstellen eines bei normalbedingungen verarbeitbaren montage- bzw. fuellschaumes
DE3049557A1 (de) * 1980-12-31 1982-07-29 Akzo Gmbh, 5600 Wuppertal Poroese schlaeuche
EP0140859A3 (en) * 1983-10-31 1985-10-02 Wirewood International AB A method and a device for bending a wire into a zigzag shape
DE10009470B4 (de) * 2000-02-28 2004-07-22 Möller Plast GmbH Verfahren zum Herstellen eines Verbundbauteils mit geschäumter Oberfläche
EP1840444A1 (de) * 2006-03-28 2007-10-03 BRUGG Rohr AG, Holding Mantel für wärmeisolierte Leitungsrohre

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4055695A (en) 1970-01-30 1977-10-25 Imperial Chemical Industries Limited Foamed polyolefine films
DE2550080B2 (de) * 1975-11-07 1978-03-09 Akzo Gmbh, 5600 Wuppertal Verfahren zur Herstellung von Filamenten mit nicht durchgehenden Hohlräumen
FR2330793A1 (fr) * 1975-11-07 1977-06-03 Akzo Nv Nappe en fils de polymere synthetique et son procede de fabrication
US4275112A (en) * 1978-08-28 1981-06-23 Ionic Controls, Inc. Support for decorative and communicative material
US5391335A (en) * 1990-12-26 1995-02-21 The Furukawa Electric Co., Ltd. Method of producing a foam-insulated electric wire using a blowing agent mixture
JPH0517613A (ja) * 1990-12-26 1993-01-26 Furukawa Electric Co Ltd:The 発泡ポリオレフイン成形体の製造方法およびその成形体を発泡絶縁層とする発泡絶縁電線の製造方法
NZ245868A (en) * 1992-05-13 1995-12-21 Grace W R & Co Producing foam sheet from polypropylene with long chain branching or from rubber modified linear polypropylene by injection of carbon dioxide into melt, and extruding
AT398771B (de) * 1992-11-13 1995-01-25 Union Ind Compr Gase Gmbh Verfahren zur herstellung aufgeschäumter kunststoffe
US5670102A (en) * 1993-02-11 1997-09-23 Minnesota Mining And Manufacturing Company Method of making thermoplastic foamed articles using supercritical fluid
DE69900101T2 (de) 1999-01-20 2001-09-06 Poliglas, S.A. Verfahren und Vorrichtung für die Polystyrolschaumerzeugung, sowie daraus gewonnene Schaumblöcke und Schaumplatten

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2921333A1 (de) * 1979-05-25 1980-12-04 Hagen Perennatorwerk Verfahren zum herstellen eines bei normalbedingungen verarbeitbaren montage- bzw. fuellschaumes
DE3049557A1 (de) * 1980-12-31 1982-07-29 Akzo Gmbh, 5600 Wuppertal Poroese schlaeuche
EP0140859A3 (en) * 1983-10-31 1985-10-02 Wirewood International AB A method and a device for bending a wire into a zigzag shape
DE10009470B4 (de) * 2000-02-28 2004-07-22 Möller Plast GmbH Verfahren zum Herstellen eines Verbundbauteils mit geschäumter Oberfläche
EP1840444A1 (de) * 2006-03-28 2007-10-03 BRUGG Rohr AG, Holding Mantel für wärmeisolierte Leitungsrohre

Also Published As

Publication number Publication date
NL160589C (nl) 1979-11-15
FR2036830A1 (enExample) 1970-12-31
BE730947A (enExample) 1969-10-02
GB1220053A (en) 1971-01-20
NL6905110A (enExample) 1970-10-06

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Legal Events

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