CA1126923A - Installation for obtaining continuous blocks of polyurethane foam - Google Patents
Installation for obtaining continuous blocks of polyurethane foamInfo
- Publication number
- CA1126923A CA1126923A CA321,321A CA321321A CA1126923A CA 1126923 A CA1126923 A CA 1126923A CA 321321 A CA321321 A CA 321321A CA 1126923 A CA1126923 A CA 1126923A
- Authority
- CA
- Canada
- Prior art keywords
- conveyor belt
- housing
- conduit
- chamber
- sides
- 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
Links
- 229920005830 Polyurethane Foam Polymers 0.000 title claims abstract description 14
- 239000011496 polyurethane foam Substances 0.000 title claims abstract description 14
- 238000009434 installation Methods 0.000 title description 9
- 238000010438 heat treatment Methods 0.000 claims abstract description 84
- 238000005192 partition Methods 0.000 claims abstract description 45
- 239000006260 foam Substances 0.000 claims abstract description 43
- 238000005187 foaming Methods 0.000 claims abstract description 36
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 26
- 239000011810 insulating material Substances 0.000 claims abstract description 4
- 238000006243 chemical reaction Methods 0.000 claims description 28
- 238000007596 consolidation process Methods 0.000 claims description 15
- 238000001816 cooling Methods 0.000 claims description 13
- 238000007664 blowing Methods 0.000 claims description 12
- 230000005855 radiation Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 6
- 239000002184 metal Substances 0.000 claims description 6
- 238000009423 ventilation Methods 0.000 claims description 5
- 230000006872 improvement Effects 0.000 claims description 4
- 230000009471 action Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 239000000109 continuous material Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 229920002457 flexible plastic Polymers 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 2
- 230000006854 communication Effects 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims description 2
- 229920003023 plastic Polymers 0.000 claims description 2
- 239000004033 plastic Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 claims description 2
- 230000000994 depressogenic effect Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000001035 drying Methods 0.000 description 12
- 230000009257 reactivity Effects 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000004604 Blowing Agent Substances 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 230000033001 locomotion Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000005056 polyisocyanate Substances 0.000 description 2
- 229920005862 polyol Polymers 0.000 description 2
- 150000003077 polyols Chemical class 0.000 description 2
- 239000000376 reactant Substances 0.000 description 2
- 230000000284 resting effect Effects 0.000 description 2
- 241000242759 Actiniaria Species 0.000 description 1
- 241000022563 Rema Species 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000000280 densification Methods 0.000 description 1
- 230000001627 detrimental effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 230000036647 reaction Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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)
- Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ES466951A ES466951A1 (es) | 1978-02-14 | 1978-02-14 | 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. |
| ES466.951 | 1978-02-14 | ||
| ES475.522 | 1978-11-29 | ||
| ES475522A ES475522A2 (es) | 1978-11-29 | 1978-11-29 | 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 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1126923A true CA1126923A (en) | 1982-07-06 |
Family
ID=26155944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA321,321A Expired CA1126923A (en) | 1978-02-14 | 1979-02-12 | Installation for obtaining continuous blocks of polyurethane foam |
Country Status (4)
| Country | Link |
|---|---|
| AU (1) | AU526058B2 (it) |
| CA (1) | CA1126923A (it) |
| IT (1) | IT1192667B (it) |
| NL (1) | NL7901006A (it) |
-
1979
- 1979-01-24 AU AU43626/79A patent/AU526058B2/en not_active Ceased
- 1979-01-26 IT IT4778579A patent/IT1192667B/it active
- 1979-02-08 NL NL7901006A patent/NL7901006A/xx not_active Application Discontinuation
- 1979-02-12 CA CA321,321A patent/CA1126923A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT7947785A0 (it) | 1979-01-26 |
| AU4362679A (en) | 1979-08-23 |
| NL7901006A (nl) | 1979-08-16 |
| AU526058B2 (en) | 1982-12-16 |
| IT1192667B (it) | 1988-05-04 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |