AU521610B2 - Eliminating dens ification inthe manufacture of polyurethane foam blocks - Google Patents

Eliminating dens ification inthe manufacture of polyurethane foam blocks

Info

Publication number
AU521610B2
AU521610B2 AU42789/78A AU4278978A AU521610B2 AU 521610 B2 AU521610 B2 AU 521610B2 AU 42789/78 A AU42789/78 A AU 42789/78A AU 4278978 A AU4278978 A AU 4278978A AU 521610 B2 AU521610 B2 AU 521610B2
Authority
AU
Australia
Prior art keywords
ification
dens
eliminating
polyurethane foam
foam blocks
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
AU42789/78A
Other languages
English (en)
Other versions
AU4278978A (en
Inventor
Vaeza Luaces Roman
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.)
TECFOAM SA
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 AU4278978A publication Critical patent/AU4278978A/en
Application granted granted Critical
Publication of AU521610B2 publication Critical patent/AU521610B2/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/20Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/28Expanding the moulding material on continuous moving surfaces without restricting the upwards growth of the foam
AU42789/78A 1978-01-18 1978-12-21 Eliminating dens ification inthe manufacture of polyurethane foam blocks Expired AU521610B2 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
ESES466102 1978-01-18
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.
ESES473730 1978-09-28
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
AU4278978A AU4278978A (en) 1979-07-26
AU521610B2 true AU521610B2 (en) 1982-04-22

Family

ID=26155941

Family Applications (1)

Application Number Title Priority Date Filing Date
AU42789/78A Expired AU521610B2 (en) 1978-01-18 1978-12-21 Eliminating dens ification inthe manufacture of polyurethane foam blocks

Country Status (18)

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

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
AT381277B (de) 1986-09-25
GB2012657A (en) 1979-08-01
CH635028A5 (de) 1983-03-15
MX150391A (es) 1984-04-30
GR63066B (en) 1979-08-06
BR7900294A (pt) 1979-08-14
SE7900266L (sv) 1979-07-19
NL7900372A (nl) 1979-07-20
IT1114302B (it) 1986-01-27
DK21979A (da) 1979-07-19
FR2414996B1 (pt-PT) 1983-11-18
YU7479A (en) 1982-10-31
IT7947543A0 (it) 1979-01-05
DE2900525C2 (pt-PT) 1988-03-31
FR2414996A1 (fr) 1979-08-17
NO790027L (no) 1979-07-19
GB2012657B (en) 1982-03-31
FI783792A (fi) 1979-07-19
CA1130523A (en) 1982-08-31
DK153303C (da) 1988-11-14
SE420582B (sv) 1981-10-19
DK153303B (da) 1988-07-04
PT69056A (en) 1979-02-01
ATA937278A (de) 1986-02-15
AU4278978A (en) 1979-07-26
DE2900525A1 (de) 1979-07-19

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