BE858339A - Procede perfectionne pour la fabrication de blocs de mousse de polyurethanne - Google Patents
Procede perfectionne pour la fabrication de blocs de mousse de polyurethanneInfo
- Publication number
- BE858339A BE858339A BE180626A BE180626A BE858339A BE 858339 A BE858339 A BE 858339A BE 180626 A BE180626 A BE 180626A BE 180626 A BE180626 A BE 180626A BE 858339 A BE858339 A BE 858339A
- Authority
- BE
- Belgium
- Prior art keywords
- manufacture
- polyurethane foam
- foam blocks
- perfected process
- perfected
- Prior art date
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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES448190A ES448190A1 (es) | 1976-05-24 | 1976-05-24 | Procedimiento para reducir al minimo la densificacion de laszonas perifericas de bloques de espuma flexible de poliure- tano. |
Publications (1)
Publication Number | Publication Date |
---|---|
BE858339A true BE858339A (fr) | 1978-01-02 |
Family
ID=8471629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE180626A BE858339A (fr) | 1976-05-24 | 1977-09-01 | Procede perfectionne pour la fabrication de blocs de mousse de polyurethanne |
Country Status (8)
Country | Link |
---|---|
JP (1) | JPS52145472A (de) |
BE (1) | BE858339A (de) |
DE (1) | DE2722841A1 (de) |
ES (1) | ES448190A1 (de) |
FR (1) | FR2352855A1 (de) |
GB (1) | GB1534824A (de) |
IT (1) | IT1116446B (de) |
PT (1) | PT66487B (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES475522A2 (es) * | 1978-11-29 | 1979-08-16 | Tecfoam Sa | Mejoras introducidas en el objeto de la patente pirncipal sobre perfeccionamientos introducidos en una instalacion de bloques continuos de espuma de poliuretano carentes de costr |
ES466951A1 (es) * | 1978-02-14 | 1978-10-01 | Tec Foam Sa | Perfeccionamientos introducidos en una instalacion para la obtencion de bloques continuos de espuma de poliuretano ca- rentes de "costra" o capa de mayor densidad en su parte de fondo. |
DE2748733A1 (de) * | 1977-10-29 | 1979-05-10 | 5090 Leverkusen | Verfahren und einrichtung zum kontinuierlichen herstellen von blockfoermigem schaumstoff |
FI783792A (fi) * | 1978-01-18 | 1979-07-19 | Tecfoam Sa | Foerfarande foer eliminering av en foertaetning av bottenpartiet vid framstaellning av polyuretanskumblock |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4966763A (de) * | 1972-08-25 | 1974-06-28 | ||
JPS50126764A (de) * | 1974-03-27 | 1975-10-06 |
-
1976
- 1976-05-24 ES ES448190A patent/ES448190A1/es not_active Expired
-
1977
- 1977-03-08 GB GB9735/77A patent/GB1534824A/en not_active Expired
- 1977-03-22 JP JP3145877A patent/JPS52145472A/ja active Pending
- 1977-04-28 PT PT66487A patent/PT66487B/pt unknown
- 1977-05-20 IT IT49483/77A patent/IT1116446B/it active
- 1977-05-20 DE DE19772722841 patent/DE2722841A1/de active Pending
- 1977-05-23 FR FR7715763A patent/FR2352855A1/fr not_active Withdrawn
- 1977-09-01 BE BE180626A patent/BE858339A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
IT1116446B (it) | 1986-02-10 |
PT66487B (en) | 1978-09-29 |
DE2722841A1 (de) | 1977-12-08 |
FR2352855A1 (fr) | 1977-12-23 |
GB1534824A (en) | 1978-12-06 |
ES448190A1 (es) | 1977-08-01 |
PT66487A (en) | 1977-05-01 |
JPS52145472A (en) | 1977-12-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE20 | Patent expired |
Owner name: TECFOAM S.A. Effective date: 19970901 |