FR2774324B1 - Dispositif de coextrusion, procede et produits obtenus par ce procede - Google Patents

Dispositif de coextrusion, procede et produits obtenus par ce procede

Info

Publication number
FR2774324B1
FR2774324B1 FR9801358A FR9801358A FR2774324B1 FR 2774324 B1 FR2774324 B1 FR 2774324B1 FR 9801358 A FR9801358 A FR 9801358A FR 9801358 A FR9801358 A FR 9801358A FR 2774324 B1 FR2774324 B1 FR 2774324B1
Authority
FR
France
Prior art keywords
products obtained
coextrusion device
coextrusion
products
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 - Fee Related
Application number
FR9801358A
Other languages
English (en)
Other versions
FR2774324A1 (fr
Inventor
Christian Wgeuw
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.)
Intermas France SAS
Original Assignee
Nortene Technologies SAS
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 Nortene Technologies SAS filed Critical Nortene Technologies SAS
Priority to FR9801358A priority Critical patent/FR2774324B1/fr
Publication of FR2774324A1 publication Critical patent/FR2774324A1/fr
Application granted granted Critical
Publication of FR2774324B1 publication Critical patent/FR2774324B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • B29C48/301—Extrusion nozzles or dies having reciprocating, oscillating or rotating parts
    • 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
    • B29C48/05—Filamentary, e.g. strands
    • 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
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • 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
    • B29C48/07—Flat, e.g. panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2028/00—Nets or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR9801358A 1998-02-05 1998-02-05 Dispositif de coextrusion, procede et produits obtenus par ce procede Expired - Fee Related FR2774324B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9801358A FR2774324B1 (fr) 1998-02-05 1998-02-05 Dispositif de coextrusion, procede et produits obtenus par ce procede

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9801358A FR2774324B1 (fr) 1998-02-05 1998-02-05 Dispositif de coextrusion, procede et produits obtenus par ce procede

Publications (2)

Publication Number Publication Date
FR2774324A1 FR2774324A1 (fr) 1999-08-06
FR2774324B1 true FR2774324B1 (fr) 2000-04-07

Family

ID=9522636

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9801358A Expired - Fee Related FR2774324B1 (fr) 1998-02-05 1998-02-05 Dispositif de coextrusion, procede et produits obtenus par ce procede

Country Status (1)

Country Link
FR (1) FR2774324B1 (fr)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3932092A (en) * 1971-11-10 1976-01-13 Generale Alimentaire Apparatus for making plastics mesh structures and other forms of openwork
ES401037A1 (es) * 1972-03-21 1975-01-16 Aurrecoechea Arechavaleta Maquina de extrusion continua para la fabricacion de redes de plastico.
FR2584651B1 (fr) * 1985-07-11 1988-04-22 Hureau Jean Procede et dispositif pour la realisation de films a parois ajourees
FR2643854B1 (fr) * 1989-03-02 1991-10-04 Nortene Sa Grillage de balisage et dispositif pour sa fabrication
FR2703294B1 (fr) * 1993-04-02 1995-06-09 Hureau Jacques Procédé et dispositif pour la réalisation par extrusion d'éléments longilignes à structure lacunaire, et éléments ainsi obtenus.

Also Published As

Publication number Publication date
FR2774324A1 (fr) 1999-08-06

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20091030