FI52538C - A method for improving the physical properties of pre-expanded rigid foam bodies - Google Patents

A method for improving the physical properties of pre-expanded rigid foam bodies

Info

Publication number
FI52538C
FI52538C FI181372A FI181372A FI52538C FI 52538 C FI52538 C FI 52538C FI 181372 A FI181372 A FI 181372A FI 181372 A FI181372 A FI 181372A FI 52538 C FI52538 C FI 52538C
Authority
FI
Finland
Prior art keywords
improving
physical properties
rigid foam
foam bodies
expanded rigid
Prior art date
Application number
FI181372A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI52538B (en
Inventor
Kurt Strauven
Original Assignee
Wasser Sand Forschungs Gmbh
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 Wasser Sand Forschungs Gmbh filed Critical Wasser Sand Forschungs Gmbh
Application granted granted Critical
Publication of FI52538B publication Critical patent/FI52538B/fi
Publication of FI52538C publication Critical patent/FI52538C/en

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
    • B29C44/34—Auxiliary operations
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
    • B29C44/5627—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching
    • B29C44/5636—After-treatment of articles, e.g. for altering the shape by mechanical deformation, e.g. crushing, embossing, stretching with the addition of heat

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (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)
  • Laminated Bodies (AREA)
FI181372A 1971-06-29 1972-06-26 A method for improving the physical properties of pre-expanded rigid foam bodies FI52538C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712132234 DE2132234C3 (en) 1971-06-29 1971-06-29 Process for improving the physical properties of fully expanded rigid foam bodies which are built up from individual cellular particles

Publications (2)

Publication Number Publication Date
FI52538B FI52538B (en) 1977-06-30
FI52538C true FI52538C (en) 1977-10-10

Family

ID=5812104

Family Applications (1)

Application Number Title Priority Date Filing Date
FI181372A FI52538C (en) 1971-06-29 1972-06-26 A method for improving the physical properties of pre-expanded rigid foam bodies

Country Status (13)

Country Link
AT (1) AT321565B (en)
BE (1) BE785519A (en)
CA (1) CA984568A (en)
CH (1) CH540112A (en)
DE (1) DE2132234C3 (en)
DK (1) DK133861C (en)
ES (1) ES404168A1 (en)
FI (1) FI52538C (en)
FR (1) FR2143726B1 (en)
GB (1) GB1401846A (en)
IT (1) IT956908B (en)
NL (1) NL7208787A (en)
SE (1) SE389637B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5736075A (en) * 1996-10-22 1998-04-07 C.J. Associates, Ltd. Method of forming a molded product using a freezing step

Also Published As

Publication number Publication date
IT956908B (en) 1973-10-10
DE2132234B2 (en) 1974-02-07
DK133861C (en) 1976-12-27
DE2132234A1 (en) 1973-03-01
DK133861B (en) 1976-08-02
CH540112A (en) 1973-08-15
ES404168A1 (en) 1975-06-01
FR2143726B1 (en) 1975-03-07
FR2143726A1 (en) 1973-02-09
GB1401846A (en) 1975-07-30
CA984568A (en) 1976-03-02
SE389637B (en) 1976-11-15
BE785519A (en) 1972-12-28
NL7208787A (en) 1973-01-03
FI52538B (en) 1977-06-30
DE2132234C3 (en) 1974-09-05
AT321565B (en) 1975-04-10

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