GR63066B - Process for eliminating densification of the bottom area during the manufacture of blocks of polyurethane foam - Google Patents

Process for eliminating densification of the bottom area during the manufacture of blocks of polyurethane foam

Info

Publication number
GR63066B
GR63066B GR58116A GR790158116A GR63066B GR 63066 B GR63066 B GR 63066B GR 58116 A GR58116 A GR 58116A GR 790158116 A GR790158116 A GR 790158116A GR 63066 B GR63066 B GR 63066B
Authority
GR
Greece
Prior art keywords
densification
eliminating
blocks
manufacture
polyurethane foam
Prior art date
Application number
GR58116A
Other languages
Greek (el)
English (en)
Inventor
R Luaces
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 GR63066B publication Critical patent/GR63066B/el

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
GR58116A 1978-01-18 1979-01-17 Process for eliminating densification of the bottom area during the manufacture of blocks of polyurethane foam GR63066B (en)

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 (1)

Publication Number Publication Date
GR63066B true GR63066B (en) 1979-08-06

Family

ID=26155941

Family Applications (1)

Application Number Title Priority Date Filing Date
GR58116A GR63066B (en) 1978-01-18 1979-01-17 Process for eliminating densification of the bottom area during the manufacture of blocks of polyurethane foam

Country Status (18)

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

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
MX150391A (es) 1984-04-30
DE2900525A1 (de) 1979-07-19
NO790027L (no) 1979-07-19
IT1114302B (it) 1986-01-27
GB2012657A (en) 1979-08-01
BR7900294A (pt) 1979-08-14
CH635028A5 (de) 1983-03-15
FR2414996A1 (fr) 1979-08-17
AU4278978A (en) 1979-07-26
SE7900266L (sv) 1979-07-19
SE420582B (sv) 1981-10-19
DE2900525C2 (sv) 1988-03-31
NL7900372A (nl) 1979-07-20
FI783792A (fi) 1979-07-19
FR2414996B1 (sv) 1983-11-18
DK153303B (da) 1988-07-04
GB2012657B (en) 1982-03-31
CA1130523A (en) 1982-08-31
ATA937278A (de) 1986-02-15
DK21979A (da) 1979-07-19
YU7479A (en) 1982-10-31
AU521610B2 (en) 1982-04-22
IT7947543A0 (it) 1979-01-05
AT381277B (de) 1986-09-25
DK153303C (da) 1988-11-14
PT69056A (en) 1979-02-01

Similar Documents

Publication Publication Date Title
DE3266184D1 (en) Process for making polyurethane foam
DE2962481D1 (en) Process for the preparation of polyurethane plastics
DE2964667D1 (en) Process for preparing light-stable polyurethane integrated foams
GB2064567B (en) Production of polyisocyanurate foam
JPS5647418A (en) Manufacture of polyurethane foam
JPS5647417A (en) Manufacture of polyurethane foam
DE3063302D1 (en) Process for the production of polyurethane ureas
DE3476212D1 (en) Process for the production of rigid polyurethane foams
GB2060420B (en) Production of foam
GB2016491B (en) Process for the preparation of polyols
JPS54156069A (en) Mixingghead for foaming polyurethane
DE2965564D1 (en) Process for the manufacture of polyurea foams
ZA782206B (en) Centrifugal process for production of polyurethane foam
YU173979A (en) Process for the preparation of impregnated polyurethane foams
JPS5584314A (en) Manufacture of polyurethane foam
DE2960044D1 (en) Process for the manufacture of urethanes
DE2861352D1 (en) Process for the preparation of polyurethane foams
YU41236B (en) Process for producing foam bodies
DE3060853D1 (en) Process for preparing resilient polyurethane foams with the aid of triorganosilylpolypentaerythritols
GR63066B (en) Process for eliminating densification of the bottom area during the manufacture of blocks of polyurethane foam
ZA79106B (en) Process for eliminating densification of the bottom area during the manufacture of blocks of polyurethane foam
JPS5623902A (en) Production of shoes having foamed polyurethane outer bottom
DE2964464D1 (en) Process for the manufacture of polyester polyols
GB2055381B (en) Foam production process
JPS54117567A (en) Method of molding rigid urethane foam