FR2620377B1 - Procede de coextrusion d'un materiau pour la fabrication de sacs en matiere plastique, dispositif de mise en oeuvre dudit procede, et materiau associe - Google Patents

Procede de coextrusion d'un materiau pour la fabrication de sacs en matiere plastique, dispositif de mise en oeuvre dudit procede, et materiau associe

Info

Publication number
FR2620377B1
FR2620377B1 FR8811857A FR8811857A FR2620377B1 FR 2620377 B1 FR2620377 B1 FR 2620377B1 FR 8811857 A FR8811857 A FR 8811857A FR 8811857 A FR8811857 A FR 8811857A FR 2620377 B1 FR2620377 B1 FR 2620377B1
Authority
FR
France
Prior art keywords
manufacture
carrying
plastic bags
coextrusion process
therefor
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
FR8811857A
Other languages
English (en)
Other versions
FR2620377A1 (fr
Inventor
Tilman Paul
Machacek Zdenek
Scott Richmond
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.)
Flexico France SARL
Original Assignee
Flexico France SARL
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 Flexico France SARL filed Critical Flexico France SARL
Publication of FR2620377A1 publication Critical patent/FR2620377A1/fr
Application granted granted Critical
Publication of FR2620377B1 publication Critical patent/FR2620377B1/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
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D5/00—Producing elements of slide fasteners; Combined making and attaching of elements of slide fasteners
    • B29D5/10—Producing elements of slide fasteners; Combined making and attaching of elements of slide fasteners the interlocking members being formed by continuous profiled 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
    • B29C48/03—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
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/695—Flow dividers, e.g. breaker plates
    • B29C48/70—Flow dividers, e.g. breaker plates comprising means for dividing, distributing and recombining melt flows
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92609—Dimensions
    • B29C2948/92657—Volume or quantity
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone
    • 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
    • B29C48/17—Articles comprising two or more components, e.g. co-extruded layers the components having different colours
    • 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
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
FR8811857A 1987-09-14 1988-09-12 Procede de coextrusion d'un materiau pour la fabrication de sacs en matiere plastique, dispositif de mise en oeuvre dudit procede, et materiau associe Expired - Fee Related FR2620377B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/095,835 US4822539A (en) 1987-09-14 1987-09-14 Method of and apparatus for extruding bag making material having fastener profiles and alignment ribs, with reinforcing and stabilizing beam effect ridge means

Publications (2)

Publication Number Publication Date
FR2620377A1 FR2620377A1 (fr) 1989-03-17
FR2620377B1 true FR2620377B1 (fr) 1993-12-17

Family

ID=22253804

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8811857A Expired - Fee Related FR2620377B1 (fr) 1987-09-14 1988-09-12 Procede de coextrusion d'un materiau pour la fabrication de sacs en matiere plastique, dispositif de mise en oeuvre dudit procede, et materiau associe

Country Status (4)

Country Link
US (1) US4822539A (fr)
BE (1) BE1002953A4 (fr)
FR (1) FR2620377B1 (fr)
GB (1) GB2209701B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7850368B2 (en) 2004-06-04 2010-12-14 S.C. Johnson & Son, Inc. Closure device for a reclosable pouch

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GB8809401D0 (en) * 1988-04-21 1988-05-25 Roeder Ind Holdings Reclosable fasteners methods & apparatus for producing fastener profiles & products incorporating same
US5087488A (en) * 1989-10-19 1992-02-11 Aeroquip Corporation Method and apparatus for forming a plastic article with an overlay of varying thickness having a shaded color appearance
DE3937088A1 (de) * 1989-11-07 1991-05-08 Asf Verwaltungsgesellschaft Mb Verschluss zum verschliessen von beuteln sowie verfahren und werkzeug zu dessen herstellung
US5141577A (en) * 1990-05-18 1992-08-25 Dowbrands L.P. Closure for reclosable thermoplastic containers
US5284430A (en) * 1991-08-27 1994-02-08 Reynolds Consumer Products, Inc. Apparatus for manufacture of integral reclosable bag
US5558613A (en) * 1993-12-28 1996-09-24 Minigrap, Inc. Method for reducing the variance in the forces needed to open reclosable plastic bags from within and from without
US5509734A (en) * 1994-01-11 1996-04-23 Minigrip, Inc. Wedge activated zipper
US5411692A (en) * 1994-04-11 1995-05-02 Reynolds Consumer Products Inc. Integral reclosable bag die assembly
US6030122A (en) * 1998-03-06 2000-02-29 Illinois Tool Works Inc. Pinch-grip zipper
US6033113A (en) * 1998-08-18 2000-03-07 Cti Industries Corporation Seal for zipper-type plastic bags and the like
US6439771B1 (en) 2000-03-15 2002-08-27 Webster Industries Division Chelsea Industries, Inc. Zippered resealable closure
ES2249478T3 (es) * 2000-10-10 2006-04-01 Wizzoz Pty Ltd Dispositivo de acoplamiento.
AU7373101A (en) * 2000-10-27 2002-05-06 Int Cons Business Pty Ltd Reclosable plastic bags
AUPR105600A0 (en) * 2000-10-27 2000-11-23 International Consolidated Business Pty Ltd Reclosable plastic bags
US20040001651A1 (en) * 2002-06-27 2004-01-01 Pawloski James C. Closure device for a reclosable pouch
US6994535B2 (en) * 2002-06-27 2006-02-07 S.C. Johnson Home Storage, Inc. Method and apparatus for forming a guide rib on a section of plastic film
US6877898B2 (en) * 2002-09-05 2005-04-12 Illinois Tool Works Inc. Ease of closure through tactile/optical means
US20040078938A1 (en) * 2002-10-23 2004-04-29 Pawloski James C. Closure device for a reclosable pouch
US20040234171A1 (en) * 2003-05-19 2004-11-25 Dais Brian C. Reclosable pouch with closure device that allows venting and/or an air-tight seal
US7137736B2 (en) 2003-05-19 2006-11-21 S.C. Johnson Home Storage, Inc. Closure device for a reclosable pouch
US7172008B2 (en) * 2003-09-18 2007-02-06 Velcro Industries B.V. Hook fasteners and methods of making the same
DE102004027885A1 (de) * 2004-05-28 2005-12-22 Dr.Ing.H.C. F. Porsche Ag Feder-Dämpfer-Einheit für ein Fahrwerk eines Kraftfahrzeuges
US20050271308A1 (en) * 2004-06-04 2005-12-08 Pawloski James C Closure device for a reclosable pouch
US7494333B2 (en) 2004-06-04 2009-02-24 S.C. Johnson Home Storage, Inc. Apparatus for forming multiple closure elements
US7743474B2 (en) * 2005-10-31 2010-06-29 Reynolds Consumer Products, Inc. Polymeric package closure and method
US7674040B2 (en) 2006-12-29 2010-03-09 Illinois Tool Works Inc. Reclosable bag having double closure
US20090028469A1 (en) * 2007-07-24 2009-01-29 Illinois Tool Works Inc. Method to accurately control size, velocity, and relative position sets of reclosable mechanism
US8578572B2 (en) 2009-05-29 2013-11-12 S.C. Johnson & Son, Inc. Closure mechanism and method of closing
US20110083799A1 (en) * 2009-10-08 2011-04-14 Illinois Tool Works Inc. Tie layer between a polylactic acid film and a polyethylene zipper or other component
US8469592B2 (en) 2010-06-22 2013-06-25 S.C. Johnson & Son, Inc. Tactile enhancement mechanism for a closure mechanism
US8550716B2 (en) 2010-06-22 2013-10-08 S.C. Johnson & Son, Inc. Tactile enhancement mechanism for a closure mechanism
US8926179B2 (en) 2010-07-27 2015-01-06 S.C. Johnson & Son, Inc. Closure mechanism with multiple frequency feedback
US8974118B2 (en) 2010-10-29 2015-03-10 S.C. Johnson & Son, Inc. Reclosable bag having a sound producing zipper
US11180286B2 (en) 2010-10-29 2021-11-23 S. C. Johnson & Son, Inc. Reclosable bag having a loud sound during closing
US9327875B2 (en) 2010-10-29 2016-05-03 S.C. Johnson & Son, Inc. Reclosable bag having a loud sound during closing
US8469593B2 (en) 2011-02-22 2013-06-25 S.C. Johnson & Son, Inc. Reclosable bag having a press-to-vent zipper
US8568031B2 (en) 2011-02-22 2013-10-29 S.C. Johnson & Son, Inc. Clicking closure device for a reclosable pouch

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US3565737A (en) * 1965-11-26 1971-02-23 Dow Chemical Co Composite plastic sheet and method for the preparation thereof
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US3715420A (en) * 1969-07-19 1973-02-06 Sekisui Chemical Co Ltd Process for producing a thermoplastic resin sheet having a color band
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FR2589437B1 (fr) * 1985-11-04 1988-06-10 Flexico France Sarl Dispositif de liaison entre deux feuilles de matiere plastique; sac equipe, pour sa fermeture, d'un tel dispositif
US4665557A (en) * 1986-07-22 1987-05-12 First Brands Corporation Multiple omega closures
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7850368B2 (en) 2004-06-04 2010-12-14 S.C. Johnson & Son, Inc. Closure device for a reclosable pouch

Also Published As

Publication number Publication date
FR2620377A1 (fr) 1989-03-17
BE1002953A4 (fr) 1991-10-01
GB8815122D0 (en) 1988-08-03
GB2209701B (en) 1991-09-18
US4822539A (en) 1989-04-18
GB2209701A (en) 1989-05-24

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060531