DK113531B - Fremgangsmåde til opskumning af termoplastiske formstoffer. - Google Patents

Fremgangsmåde til opskumning af termoplastiske formstoffer.

Info

Publication number
DK113531B
DK113531B DK505864AA DK505864A DK113531B DK 113531 B DK113531 B DK 113531B DK 505864A A DK505864A A DK 505864AA DK 505864 A DK505864 A DK 505864A DK 113531 B DK113531 B DK 113531B
Authority
DK
Denmark
Prior art keywords
thermoplastic plastics
foaming thermoplastic
foaming
plastics
thermoplastic
Prior art date
Application number
DK505864AA
Other languages
English (en)
Inventor
P Pinten
M Wienand
Original Assignee
Dynamit Nobel Ag
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 Dynamit Nobel Ag filed Critical Dynamit Nobel Ag
Publication of DK113531B publication Critical patent/DK113531B/da

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
    • C08J9/14—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
    • 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
    • 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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets

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)
  • Sealing Material Composition (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
DK505864AA 1963-10-14 1964-10-13 Fremgangsmåde til opskumning af termoplastiske formstoffer. DK113531B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DED0042706 1963-10-14

Publications (1)

Publication Number Publication Date
DK113531B true DK113531B (da) 1969-03-31

Family

ID=7047054

Family Applications (1)

Application Number Title Priority Date Filing Date
DK505864AA DK113531B (da) 1963-10-14 1964-10-13 Fremgangsmåde til opskumning af termoplastiske formstoffer.

Country Status (12)

Country Link
BE (1) BE654348A (da)
CH (1) CH447598A (da)
DE (1) DE1504148A1 (da)
DK (1) DK113531B (da)
ES (1) ES304868A1 (da)
FI (1) FI43119C (da)
FR (1) FR1411467A (da)
GB (1) GB1084746A (da)
IL (1) IL22245A (da)
LU (1) LU47142A1 (da)
NL (1) NL6411882A (da)
SE (1) SE318099B (da)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2158673C3 (de) * 1971-11-26 1975-05-15 Dynamit Nobel Ag, 5210 Troisdorf Verfahren und Vorrichtung zum kontinuierlichen Herstellen von Bahnen aus geschäumtem thermoplastischem Kunststoff
US3987134A (en) * 1972-05-25 1976-10-19 The Furukawa Electric Co., Ltd. Manufacture of foamed compartmented structures
DE2236779A1 (de) * 1972-07-26 1974-02-07 Wacker Chemie Gmbh Verfahren und vorrichtung zur herstellung von aufgeschaeumten profilen aus thermoplasten mit geringer dichte
US3954929A (en) * 1973-10-11 1976-05-04 The Dow Chemical Company Method and apparatus for the extrusion of foamable thermoplastic materials
US4044084A (en) * 1975-08-11 1977-08-23 Phipps Arthur L Method of removing an article from a chamber having a reduced pressure therein

Also Published As

Publication number Publication date
FR1411467A (fr) 1965-09-17
BE654348A (da) 1965-02-01
SE318099B (da) 1969-12-01
GB1084746A (en) 1967-09-27
ES304868A1 (es) 1965-04-01
LU47142A1 (da) 1965-01-15
FI43119B (da) 1970-10-01
FI43119C (fi) 1971-01-11
DE1504148A1 (de) 1969-09-25
IL22245A (en) 1968-01-25
NL6411882A (da) 1965-04-15
CH447598A (de) 1967-11-30

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