SE420582B - Forfarande for framstellning av polyuretanskumblock - Google Patents

Forfarande for framstellning av polyuretanskumblock

Info

Publication number
SE420582B
SE420582B SE7900266A SE7900266A SE420582B SE 420582 B SE420582 B SE 420582B SE 7900266 A SE7900266 A SE 7900266A SE 7900266 A SE7900266 A SE 7900266A SE 420582 B SE420582 B SE 420582B
Authority
SE
Sweden
Prior art keywords
foam
temperature
belt
web
tunnel
Prior art date
Application number
SE7900266A
Other languages
English (en)
Swedish (sv)
Other versions
SE7900266L (sv
Inventor
Luaces R Y Yarza
Original Assignee
Tecfoam Sa
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
Priority claimed from ES466102A external-priority patent/ES466102A1/es
Priority claimed from ES473730A external-priority patent/ES473730A2/es
Application filed by Tecfoam Sa filed Critical Tecfoam Sa
Publication of SE7900266L publication Critical patent/SE7900266L/xx
Publication of SE420582B publication Critical patent/SE420582B/sv

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
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/28—Expanding the moulding material on continuous moving surfaces without restricting the upwards growth of the foam

Landscapes

  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Laminated Bodies (AREA)
SE7900266A 1978-01-18 1979-01-11 Forfarande for framstellning av polyuretanskumblock SE420582B (sv)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES466102A ES466102A1 (es) 1978-01-18 1978-01-18 Procedimiento para eliminar la densificacion de la zona del fondo en la fabricacion de bloques de espuma de poliuretano.
ES473730A ES473730A2 (es) 1978-09-28 1978-09-28 Mejoras introducidas en el objeto de la patente principal por procedimiento para eliminar la densificacion de la zona del fondo en la fabricacion de bloques de espuma de poliure-tano.

Publications (2)

Publication Number Publication Date
SE7900266L SE7900266L (sv) 1979-07-19
SE420582B true SE420582B (sv) 1981-10-19

Family

ID=26155941

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7900266A SE420582B (sv) 1978-01-18 1979-01-11 Forfarande for framstellning av polyuretanskumblock

Country Status (18)

Country Link
AT (1) AT381277B (xx)
AU (1) AU521610B2 (xx)
BR (1) BR7900294A (xx)
CA (1) CA1130523A (xx)
CH (1) CH635028A5 (xx)
DE (1) DE2900525A1 (xx)
DK (1) DK153303C (xx)
FI (1) FI783792A (xx)
FR (1) FR2414996A1 (xx)
GB (1) GB2012657B (xx)
GR (1) GR63066B (xx)
IT (1) IT1114302B (xx)
MX (1) MX150391A (xx)
NL (1) NL7900372A (xx)
NO (1) NO790027L (xx)
PT (1) PT69056A (xx)
SE (1) SE420582B (xx)
YU (1) YU7479A (xx)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES423754A1 (es) * 1974-02-28 1976-05-01 Policastilla Nuevo procedimiento para la fabricacion de un bloque de ma-terial celular expandido con seccion circular y diametro va-riable.
DE2517664C3 (de) * 1975-04-22 1981-06-19 Metzeler Schaum Gmbh, 8940 Memmingen Verfahren zur kontinuierlichen Herstellen von rechteckigen Schaumstoffblöcken
ES215157Y (es) * 1975-09-16 1976-12-01 Policastilla, S. A. Dispositivo perfeccionado para la fabricacion continua de bloques de material celular expandido con seccion circular.
ES448190A1 (es) * 1976-05-24 1977-08-01 Roday Espumaciones Ind Procedimiento para reducir al minimo la densificacion de laszonas perifericas de bloques de espuma flexible de poliure- tano.
DE2748733A1 (de) * 1977-10-29 1979-05-10 5090 Leverkusen Verfahren und einrichtung zum kontinuierlichen herstellen von blockfoermigem schaumstoff

Also Published As

Publication number Publication date
FI783792A (fi) 1979-07-19
BR7900294A (pt) 1979-08-14
IT1114302B (it) 1986-01-27
FR2414996B1 (xx) 1983-11-18
CA1130523A (en) 1982-08-31
GR63066B (en) 1979-08-06
DE2900525A1 (de) 1979-07-19
SE7900266L (sv) 1979-07-19
AU521610B2 (en) 1982-04-22
FR2414996A1 (fr) 1979-08-17
NO790027L (no) 1979-07-19
DK153303B (da) 1988-07-04
NL7900372A (nl) 1979-07-20
AU4278978A (en) 1979-07-26
MX150391A (es) 1984-04-30
DE2900525C2 (xx) 1988-03-31
PT69056A (en) 1979-02-01
DK153303C (da) 1988-11-14
CH635028A5 (de) 1983-03-15
YU7479A (en) 1982-10-31
GB2012657A (en) 1979-08-01
IT7947543A0 (it) 1979-01-05
AT381277B (de) 1986-09-25
GB2012657B (en) 1982-03-31
DK21979A (da) 1979-07-19
ATA937278A (de) 1986-02-15

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