SE389637B - PROCEDURE FOR INCREASING PRESSURE TENSIONS IN READY EXPANDING HARD CELL PLASTS - Google Patents

PROCEDURE FOR INCREASING PRESSURE TENSIONS IN READY EXPANDING HARD CELL PLASTS

Info

Publication number
SE389637B
SE389637B SE842472A SE842472A SE389637B SE 389637 B SE389637 B SE 389637B SE 842472 A SE842472 A SE 842472A SE 842472 A SE842472 A SE 842472A SE 389637 B SE389637 B SE 389637B
Authority
SE
Sweden
Prior art keywords
plasts
ready
procedure
increasing pressure
hard cell
Prior art date
Application number
SE842472A
Other languages
Swedish (sv)
Inventor
K 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
Publication of SE389637B publication Critical patent/SE389637B/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)
SE842472A 1971-06-29 1972-06-27 PROCEDURE FOR INCREASING PRESSURE TENSIONS IN READY EXPANDING HARD CELL PLASTS SE389637B (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 (1)

Publication Number Publication Date
SE389637B true SE389637B (en) 1976-11-15

Family

ID=5812104

Family Applications (1)

Application Number Title Priority Date Filing Date
SE842472A SE389637B (en) 1971-06-29 1972-06-27 PROCEDURE FOR INCREASING PRESSURE TENSIONS IN READY EXPANDING HARD CELL PLASTS

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
FI52538C (en) 1977-10-10
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
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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