WO2008149020A3 - Dispositif permettant l'incrustation de filets sur ou dans un profilé en cours d'extrusion principal - Google Patents

Dispositif permettant l'incrustation de filets sur ou dans un profilé en cours d'extrusion principal Download PDF

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Publication number
WO2008149020A3
WO2008149020A3 PCT/FR2008/050835 FR2008050835W WO2008149020A3 WO 2008149020 A3 WO2008149020 A3 WO 2008149020A3 FR 2008050835 W FR2008050835 W FR 2008050835W WO 2008149020 A3 WO2008149020 A3 WO 2008149020A3
Authority
WO
WIPO (PCT)
Prior art keywords
extrudate
filets
extrusion process
profile during
during main
Prior art date
Application number
PCT/FR2008/050835
Other languages
English (en)
Other versions
WO2008149020A2 (fr
Inventor
Blaise Francois Figuereo
Original Assignee
Blaise Francois Figuereo
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 Blaise Francois Figuereo filed Critical Blaise Francois Figuereo
Publication of WO2008149020A2 publication Critical patent/WO2008149020A2/fr
Publication of WO2008149020A3 publication Critical patent/WO2008149020A3/fr

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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/33—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/06—Rod-shaped
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/19—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their edges
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/20—Articles comprising two or more components, e.g. co-extruded layers the components being layers one of the layers being a strip, e.g. a partially embedded strip
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/304—Extrusion nozzles or dies specially adapted for bringing together components, e.g. melts within the die
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels

Abstract

La présente invention a pour objet un extrudât composé fabriqué à partir d'un extrudât d'un polymère principal sous forme de barreau ou boudin en cours d'extrusion et d'au moins un extrudât secondaire d'un polymère secondaire, caractérisé par le fait que l'extrudât composé a la forme d'un barreau ou boudin, et que l'au moins un extrudât de polymère secondaire est formé à l'intérieur de l'extrudât de polymère principal dans une direction généralement longitudinale, ledit extrudât composé étant extrudé horizontalement ou verticalement.
PCT/FR2008/050835 2007-05-15 2008-05-14 Dispositif permettant l'incrustation de filets sur ou dans un profilé en cours d'extrusion principal WO2008149020A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0703466A FR2916154A1 (fr) 2007-05-15 2007-05-15 Dispositif d'assistance a l'extrusion, permettant des incrustations dynamiques, d'extudats complementaires, au sein de l'extrudat principal
FR0703466 2007-05-15

Publications (2)

Publication Number Publication Date
WO2008149020A2 WO2008149020A2 (fr) 2008-12-11
WO2008149020A3 true WO2008149020A3 (fr) 2009-05-07

Family

ID=38904664

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/FR2008/050835 WO2008149020A2 (fr) 2007-05-15 2008-05-14 Dispositif permettant l'incrustation de filets sur ou dans un profilé en cours d'extrusion principal

Country Status (2)

Country Link
FR (1) FR2916154A1 (fr)
WO (1) WO2008149020A2 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1048304B (fr) * 1953-04-15 1959-01-08
US3257482A (en) * 1963-06-17 1966-06-21 Phillips Petroleum Co Process for making plastic container
US3642396A (en) * 1968-02-14 1972-02-15 Lavreotiki Soc Ind Anonyme Extrusion head for continuously extruding a compound strand of plastic materials
EP1554990A2 (fr) * 1999-01-29 2005-07-20 Medtronic, Inc. Dispositif médical implantable à biocompatibilité et biostabilité améliorées
US20050260408A1 (en) * 2004-05-19 2005-11-24 Prem Anand Rotatable head for forming spiral extrusions
WO2006013374A2 (fr) * 2004-08-04 2006-02-09 Incobar Limited Dispositifs medicaux

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1048304B (fr) * 1953-04-15 1959-01-08
US3257482A (en) * 1963-06-17 1966-06-21 Phillips Petroleum Co Process for making plastic container
US3642396A (en) * 1968-02-14 1972-02-15 Lavreotiki Soc Ind Anonyme Extrusion head for continuously extruding a compound strand of plastic materials
EP1554990A2 (fr) * 1999-01-29 2005-07-20 Medtronic, Inc. Dispositif médical implantable à biocompatibilité et biostabilité améliorées
US20050260408A1 (en) * 2004-05-19 2005-11-24 Prem Anand Rotatable head for forming spiral extrusions
WO2006013374A2 (fr) * 2004-08-04 2006-02-09 Incobar Limited Dispositifs medicaux

Also Published As

Publication number Publication date
FR2916154A1 (fr) 2008-11-21
WO2008149020A2 (fr) 2008-12-11

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