FR2449518A1 - Moule et procede nouveaux pour la fabrication d'objets moules en matiere plastique expansee - Google Patents
Moule et procede nouveaux pour la fabrication d'objets moules en matiere plastique expanseeInfo
- Publication number
- FR2449518A1 FR2449518A1 FR7904816A FR7904816A FR2449518A1 FR 2449518 A1 FR2449518 A1 FR 2449518A1 FR 7904816 A FR7904816 A FR 7904816A FR 7904816 A FR7904816 A FR 7904816A FR 2449518 A1 FR2449518 A1 FR 2449518A1
- Authority
- FR
- France
- Prior art keywords
- mould
- mouldings
- high thermal
- dryer
- obtaining
- 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.)
- Pending
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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
-
- 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
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
- B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
-
- 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
- B29C2791/00—Shaping characteristics in general
- B29C2791/004—Shaping under special conditions
- B29C2791/006—Using vacuum
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/02—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means
- B29C33/04—Moulds or cores; Details thereof or accessories therefor with incorporated heating or cooling means using liquids, gas or steam
-
- 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
- B29C44/34—Auxiliary operations
- B29C44/3415—Heating or cooling
- B29C44/3426—Heating by introducing steam in the mould
-
- 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
- B29K2705/00—Use of metals, their alloys or their compounds, for preformed parts, e.g. for inserts
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Abstract
NOUVEAU MOULE POUR LA FABRICATION D'OBJETS MOULES EN MATIERE PLASTIQUE EXPANSEE. IL COMPREND, EN COMBINAISON: AU MOINS UNE EMPREINTE METALLIQUE EN ALLIAGE DE CUIVRE; UN CORPS DE MOULE EN MATERIAU ISOLANT ET LEGER; UNE CHAMBRE D'ADMISSION DE VAPEUR (ESPACE SITUE ENTRE LES PAROIS ISOLANTES EXTERIEURES DU MOULE DE L'EMPREINTE) DONT LES DIMENSIONS SONT SENSIBLEMENT CELLES DE L'EMPREINTE; UN OU PLUSIEURS INJECTEURS DE LA MATIERE PLASTIQUE; AU MOINS UNE ARRIVEE DE FLUIDES (VAPEUR, EAU, AIR COMPRIME); UNE INSTALLATION DE VIDE; UN COLLECTEUR DE SORTIE DE FLUIDES. APPLICATION A LA FABRICATION D'OBJETS MOULES EN MATIERE PLASTIQUE EXPANSEE ET NOTAMMENT EN POLYSTYRENE EXPANSE.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7904816A FR2449518A1 (fr) | 1979-02-26 | 1979-02-26 | Moule et procede nouveaux pour la fabrication d'objets moules en matiere plastique expansee |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7904816A FR2449518A1 (fr) | 1979-02-26 | 1979-02-26 | Moule et procede nouveaux pour la fabrication d'objets moules en matiere plastique expansee |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2449518A1 true FR2449518A1 (fr) | 1980-09-19 |
Family
ID=9222443
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7904816A Pending FR2449518A1 (fr) | 1979-02-26 | 1979-02-26 | Moule et procede nouveaux pour la fabrication d'objets moules en matiere plastique expansee |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2449518A1 (fr) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2464811A1 (fr) * | 1979-09-07 | 1981-03-20 | Civag Ag | Moule metallique en deux parties pour la fabrication de structures moulees a partir de granules de matiere plastique pre-expansee |
EP0118575A1 (fr) * | 1983-03-11 | 1984-09-19 | Sodemape Holding AG | Outillage en au moins trois parties pour la réalisation de moulages en matière thermoplastique moussante |
EP0180351A2 (fr) * | 1983-11-02 | 1986-05-07 | Foseco International Limited | Moule et procédé pour mouler des perles expansibles synthétiques |
FR2581585A1 (fr) * | 1985-05-07 | 1986-11-14 | Toffoli Costantino | Assemblage de moule pour polystyrene prealablement mis sous forme de mousse |
US4627946A (en) * | 1983-11-07 | 1986-12-09 | Morval-Durofoam Ltd. | Method and molding apparatus for molding expanded polystyrene articles having smooth surfaces |
EP0259597A2 (fr) * | 1986-09-02 | 1988-03-16 | Ortwin Prof. Dr.-Ing. Hahn | Procédé de sinttage pour matières thermoplastiques moussables |
US4813859A (en) * | 1987-04-03 | 1989-03-21 | Bullard Calvin P | Apparatus for molding expandable polystyrene foam articles |
US6454553B1 (en) * | 1999-05-07 | 2002-09-24 | Schaumaplast Sachsen Gmbh | Apparatus for producing moldings from expandable plastic particles |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1779415A1 (de) * | 1968-08-09 | 1971-11-18 | Basf Ag | Verfahren zum Herstellen von Formkoerpern |
FR2351775A1 (fr) * | 1976-05-17 | 1977-12-16 | Lezier Gerard | Dispositif pour le moulage des matieres expansibles |
-
1979
- 1979-02-26 FR FR7904816A patent/FR2449518A1/fr active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1779415A1 (de) * | 1968-08-09 | 1971-11-18 | Basf Ag | Verfahren zum Herstellen von Formkoerpern |
FR2351775A1 (fr) * | 1976-05-17 | 1977-12-16 | Lezier Gerard | Dispositif pour le moulage des matieres expansibles |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2464811A1 (fr) * | 1979-09-07 | 1981-03-20 | Civag Ag | Moule metallique en deux parties pour la fabrication de structures moulees a partir de granules de matiere plastique pre-expansee |
EP0118575A1 (fr) * | 1983-03-11 | 1984-09-19 | Sodemape Holding AG | Outillage en au moins trois parties pour la réalisation de moulages en matière thermoplastique moussante |
EP0180351A2 (fr) * | 1983-11-02 | 1986-05-07 | Foseco International Limited | Moule et procédé pour mouler des perles expansibles synthétiques |
EP0180351A3 (en) * | 1983-11-02 | 1988-01-13 | Morval-Durafoam Limited | Mold and method for molding expandable resin beads |
US4627946A (en) * | 1983-11-07 | 1986-12-09 | Morval-Durofoam Ltd. | Method and molding apparatus for molding expanded polystyrene articles having smooth surfaces |
FR2581585A1 (fr) * | 1985-05-07 | 1986-11-14 | Toffoli Costantino | Assemblage de moule pour polystyrene prealablement mis sous forme de mousse |
EP0259597A2 (fr) * | 1986-09-02 | 1988-03-16 | Ortwin Prof. Dr.-Ing. Hahn | Procédé de sinttage pour matières thermoplastiques moussables |
EP0259597A3 (en) * | 1986-09-02 | 1989-05-10 | Ortwin Prof. Dr.-Ing. Hahn | Method for sintering foamable thermoplastics |
US4813859A (en) * | 1987-04-03 | 1989-03-21 | Bullard Calvin P | Apparatus for molding expandable polystyrene foam articles |
US6454553B1 (en) * | 1999-05-07 | 2002-09-24 | Schaumaplast Sachsen Gmbh | Apparatus for producing moldings from expandable plastic particles |
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