GB1401846A - Process for pre-expanded rigid plastics foam material - Google Patents

Process for pre-expanded rigid plastics foam material

Info

Publication number
GB1401846A
GB1401846A GB3017272A GB3017272A GB1401846A GB 1401846 A GB1401846 A GB 1401846A GB 3017272 A GB3017272 A GB 3017272A GB 3017272 A GB3017272 A GB 3017272A GB 1401846 A GB1401846 A GB 1401846A
Authority
GB
United Kingdom
Prior art keywords
foam
rigid plastics
cooling
june
foam material
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.)
Expired
Application number
GB3017272A
Other languages
English (en)
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.)
WASSER SAND FORSCHUNG und VERT
Original Assignee
WASSER SAND FORSCHUNG und VERT
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 FORSCHUNG und VERT filed Critical WASSER SAND FORSCHUNG und VERT
Publication of GB1401846A publication Critical patent/GB1401846A/en
Expired legal-status Critical Current

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)
GB3017272A 1971-06-29 1972-06-28 Process for pre-expanded rigid plastics foam material Expired GB1401846A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712132234 DE2132234C3 (de) 1971-06-29 1971-06-29 Verfahren zum Verbessern der physikalischen Eigenschaften von fertig expandierten Hartschaumstoffkörpern, die aus einzelnen zellförmigen Partikeln aufgebaut sind

Publications (1)

Publication Number Publication Date
GB1401846A true GB1401846A (en) 1975-07-30

Family

ID=5812104

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3017272A Expired GB1401846A (en) 1971-06-29 1972-06-28 Process for pre-expanded rigid plastics foam material

Country Status (13)

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

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
DE2132234B2 (de) 1974-02-07
FI52538B (enExample) 1977-06-30
FR2143726B1 (enExample) 1975-03-07
IT956908B (it) 1973-10-10
CH540112A (de) 1973-08-15
NL7208787A (enExample) 1973-01-03
DE2132234A1 (de) 1973-03-01
FI52538C (fi) 1977-10-10
DK133861C (da) 1976-12-27
AT321565B (de) 1975-04-10
SE389637B (sv) 1976-11-15
ES404168A1 (es) 1975-06-01
DK133861B (da) 1976-08-02
FR2143726A1 (enExample) 1973-02-09
DE2132234C3 (de) 1974-09-05
CA984568A (en) 1976-03-02
BE785519A (fr) 1972-12-28

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee