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 expansee

Info

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
Application number
FR7904816A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ENGELS JEANINE
Original Assignee
ENGELS JEANINE
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
Application filed by ENGELS JEANINE filed Critical ENGELS JEANINE
Priority to FR7904816A priority Critical patent/FR2449518A1/fr
Publication of FR2449518A1 publication Critical patent/FR2449518A1/fr
Pending legal-status Critical Current

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.
FR7904816A 1979-02-26 1979-02-26 Moule et procede nouveaux pour la fabrication d'objets moules en matiere plastique expansee Pending FR2449518A1 (fr)

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)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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

Patent Citations (2)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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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