BE719787A - - Google Patents
Info
- Publication number
- BE719787A BE719787A BE719787DA BE719787A BE 719787 A BE719787 A BE 719787A BE 719787D A BE719787D A BE 719787DA BE 719787 A BE719787 A BE 719787A
- Authority
- BE
- Belgium
- Prior art keywords
- sep
- density
- reaction mass
- foam
- reaction
- Prior art date
Links
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 239000006260 foam Substances 0.000 claims description 10
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 6
- 239000011496 polyurethane foam Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 claims description 5
- 238000005187 foaming Methods 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 2
- 210000004027 cell Anatomy 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000006261 foam material Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000238367 Mya arenaria Species 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 210000004761 scalp Anatomy 0.000 description 1
- 239000011257 shell 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
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/10—Applying counter-pressure during expanding
- B29C44/105—Applying counter-pressure during expanding the counterpressure being exerted by a fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
Landscapes
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE719787 | 1968-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE719787A true BE719787A (enrdf_load_stackoverflow) | 1969-02-24 |
Family
ID=3853413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE719787D BE719787A (enrdf_load_stackoverflow) | 1968-08-22 | 1968-08-22 |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE719787A (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0006381A1 (fr) * | 1978-06-13 | 1980-01-09 | INDUSTRIES ET TECHNIQUES D'AMEUBLEMENT Société dite: | Dispositif de moulage d'objets en mousse plastique |
| EP0904916A3 (de) * | 1997-09-26 | 1999-07-14 | Basf Aktiengesellschaft | Verfahren zur Herstellung feinzelliger Hartschaumstoffe auf Isocyanatbasis |
-
1968
- 1968-08-22 BE BE719787D patent/BE719787A/nl unknown
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0006381A1 (fr) * | 1978-06-13 | 1980-01-09 | INDUSTRIES ET TECHNIQUES D'AMEUBLEMENT Société dite: | Dispositif de moulage d'objets en mousse plastique |
| EP0904916A3 (de) * | 1997-09-26 | 1999-07-14 | Basf Aktiengesellschaft | Verfahren zur Herstellung feinzelliger Hartschaumstoffe auf Isocyanatbasis |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3577360A (en) | Process for pre-expanding polymer beads | |
| FR2256021A1 (en) | Moulded hollow (foamed) plastic articles - by injecting molten resin into moulding cavity, and introducing filling of fluid medium | |
| ES439232A1 (es) | Procedimiento para moldear articulos termoplasticos de espu-ma. | |
| JPS6230219B2 (enrdf_load_stackoverflow) | ||
| US2768407A (en) | Introducing thermoplastic | |
| CN105751467B (zh) | 微孔发泡热塑性聚氨酯材料及其制备方法 | |
| US2283316A (en) | One-stage process for the manufacture of rubber | |
| BE719787A (enrdf_load_stackoverflow) | ||
| US2983570A (en) | Porous moulds for manufacturing plastic articles | |
| CN108463496B (zh) | 发泡的注塑模制制品 | |
| US4042541A (en) | Expandable polystyrene particles | |
| ATE42962T1 (de) | Verfahren zum herstellen von vernetzten geschlossenzelligen polyolefinschaumstoffk¯rpern. | |
| ES391617A1 (es) | Un procedimiento para fabricar una espuma de poliuretano moldeada y flexible. | |
| DE1243872B (de) | Herstellung von Schaumkunststoffen aus Polyestern und Polycarbonaten | |
| US3033806A (en) | Preparation of shaped expanded thermoplastic polymer | |
| US3856717A (en) | Rigid polyethylene foam | |
| ES384579A1 (es) | Procedimiento para la fabricacion de laminas microporosas permeables al vapor. | |
| JPH0561300B2 (enrdf_load_stackoverflow) | ||
| JPS599333B2 (ja) | エチレン系樹脂多泡成形品の製造方法 | |
| FR2087314A5 (fr) | Procédé de fabrication de sacs, porte-billets, étuis et autres objets analogues | |
| US3590105A (en) | Method of manufacture of a foamed polystyrene body | |
| GB717148A (en) | Diaphragms for loud speakers | |
| FR2021652A1 (en) | Injection moulding of porous articles | |
| EP4359193A1 (en) | Injection moulding process for the preparation of a foamed article with improved surface quality | |
| RU2076879C1 (ru) | Способ производства пористых резиновых формованных изделий |