DK0478641T3 - Fremgangsmåde til regulering af en blæsefolies tykkelsesprofil og apparat til udøvelse af fremgangsmåden - Google Patents

Fremgangsmåde til regulering af en blæsefolies tykkelsesprofil og apparat til udøvelse af fremgangsmåden

Info

Publication number
DK0478641T3
DK0478641T3 DK90909663.8T DK90909663T DK0478641T3 DK 0478641 T3 DK0478641 T3 DK 0478641T3 DK 90909663 T DK90909663 T DK 90909663T DK 0478641 T3 DK0478641 T3 DK 0478641T3
Authority
DK
Denmark
Prior art keywords
film
pct
bubble
cooling air
thickness profile
Prior art date
Application number
DK90909663.8T
Other languages
English (en)
Inventor
Stefan Konermann
Original Assignee
Stefan Konermann
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25882145&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DK0478641(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Priority claimed from DE3920194A external-priority patent/DE3920194A1/de
Priority claimed from DE4001287A external-priority patent/DE4001287A1/de
Application filed by Stefan Konermann filed Critical Stefan Konermann
Application granted granted Critical
Publication of DK0478641T3 publication Critical patent/DK0478641T3/da

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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films
    • B29C48/913—Cooling of hollow articles of tubular films externally
    • 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
    • B29C48/25—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
    • B29C2948/92009—Measured parameter
    • B29C2948/92114—Dimensions
    • B29C2948/92152—Thickness
    • 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
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92428—Calibration, after-treatment, or cooling 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • 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
    • B29C2948/92647—Thickness
    • 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
    • B29C2948/92704—Temperature
    • 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
    • B29C2948/92923—Calibration, after-treatment or cooling 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92971—Fluids, e.g. for temperature control or of environment
DK90909663.8T 1989-06-21 1990-06-19 Fremgangsmåde til regulering af en blæsefolies tykkelsesprofil og apparat til udøvelse af fremgangsmåden DK0478641T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE3920194A DE3920194A1 (de) 1989-06-21 1989-06-21 Verfahren und vorrichtung zur feinkorrektur des dickenprofils einer folienblase bei der blasfolienherstellung
DE4001287A DE4001287A1 (de) 1990-01-18 1990-01-18 Verfahren zur herstellung von blasfolien in einer folienblasanlage

Publications (1)

Publication Number Publication Date
DK0478641T3 true DK0478641T3 (da) 1993-10-18

Family

ID=25882145

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90909663.8T DK0478641T3 (da) 1989-06-21 1990-06-19 Fremgangsmåde til regulering af en blæsefolies tykkelsesprofil og apparat til udøvelse af fremgangsmåden

Country Status (8)

Country Link
US (1) US5281375A (da)
EP (1) EP0478641B2 (da)
AT (1) ATE93447T1 (da)
CA (1) CA2062827C (da)
DE (1) DE59002496D1 (da)
DK (1) DK0478641T3 (da)
ES (1) ES2044601T5 (da)
WO (1) WO1990015707A1 (da)

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DE4109385A1 (de) * 1991-03-22 1992-09-24 Kiefel Gmbh Paul Vorrichtung zur segmentweise gesteuerten kuehlung einer folienblase
US5288219A (en) * 1991-03-25 1994-02-22 Battenfeld Gloucester Engineering Co., Inc. Air ring for controlling blown film thickness
DE4115353C3 (de) * 1991-05-10 1998-04-09 Karl Veit Holger Prof Dr Ing Folienblasanlage zur Herstellung von Kunststoffolien
US5562926A (en) * 1991-05-10 1996-10-08 Karl; Veit-Holger Film-blowing plant for manufacturing plastic films
IT222712Z2 (it) * 1991-07-23 1995-04-24 Deponte Edoardo Dispositivo di raffreddamento per teste di estrusione per film tubolari di materiale plastico
DE4207439B4 (de) * 1991-12-12 2004-05-06 Windmöller & Hölscher Kg Folienblaskopf zur Herstellung von Schlauchfolien aus thermoplastischem Kunststoff
US6254368B1 (en) * 1992-04-20 2001-07-03 Tomy Machinery Manufacturing Col., Ltd. Plastic molding machine
DE4218995C2 (de) * 1992-06-10 1994-08-11 Reifenhaeuser Masch Werkzeugaggregat für die Herstellung von Kunststoffolien aus thermoplastischem Kunststoff
DE4218997C1 (de) * 1992-06-10 1994-01-20 Reifenhaeuser Masch Blasfolien-Extruderanlage für die Herstellung einer Kunststoffolie und Verfahren zum Betrieb der Blasfolien-Extruderanlage
DE4218993C1 (en) * 1992-06-10 1993-07-01 Reifenhaeuser Gmbh & Co Maschinenfabrik, 5210 Troisdorf, De Fault-free blown film tubing prodn. - using machine with extruding nozzle and air cooling system fitted with circumferential gauges connected to computer to correct deviations
DE4218994C1 (de) * 1992-06-10 1993-12-09 Reifenhaeuser Masch Verfahren zum Betrieb einer Blasfolien-Extruderanlage
DE9214647U1 (da) * 1992-10-28 1993-03-11 Windmoeller & Hoelscher, 4540 Lengerich, De
US5470216A (en) * 1993-04-05 1995-11-28 Nippon Petrochmicals Company, Limited Film manufacturing apparatus with bubble controlling sensor
US5462423A (en) * 1993-04-13 1995-10-31 Sencorp Systems, Inc. Apparatus for non-mechanical die lip temperature adjustment in an extruder
US5468134A (en) * 1993-12-01 1995-11-21 Cree; Robert E. Cooling and thickness control for extruded products
DE4432513C2 (de) * 1994-09-13 1996-12-12 Reifenhaeuser Masch Anlage für die Herstellung von Blasfolien aus thermoplastischem Kunststoff
DE19501669A1 (de) * 1995-01-20 1996-07-25 Windmoeller & Hoelscher Folienblaskopf zur Herstellung von Schlauchfolien aus thermoplastischem Kunststoff
DE19631640C1 (de) * 1996-08-05 1998-04-02 Windmoeller & Hoelscher Verfahren zur Regelung der Foliendicke an einer Blasfolienanlage
US5804221A (en) * 1996-09-05 1998-09-08 Macro Engineering & Technology Inc. Air ring for cooling blown plastic film
EP0914928A1 (en) * 1997-11-10 1999-05-12 Macro Engineering & Technology Inc. Air ring for cooling blown plastic film
AT3577U1 (de) * 1999-01-28 2000-05-25 Technoplast Kunststofftechnik Vorrichtung zur extrusion von kunststoffprofilen
DE20022174U1 (de) * 1999-09-09 2001-05-17 Kdesign Gmbh Vorrichtung zur Steuerung und Regelung des Dickenprofils bei der Blasfolienherstellung
EP1170112B1 (de) * 2000-07-05 2002-05-29 Plast-Control Gerätebau GmbH Kühlring
US7695263B2 (en) * 2001-03-05 2010-04-13 Windmoeller And Hoelscher Kg Blown film die for producing tubular film
US6739855B2 (en) 2001-03-15 2004-05-25 Addex, Inc. External thickness control and method
CA2355140A1 (en) * 2001-08-16 2003-02-16 Robert D. Krycki Motorized air ring
KR20040033715A (ko) * 2002-10-15 2004-04-28 조영욱 블로운필름성형기의 필름냉각장치
US8092734B2 (en) * 2004-05-13 2012-01-10 Aptina Imaging Corporation Covers for microelectronic imagers and methods for wafer-level packaging of microelectronics imagers
US7806674B2 (en) * 2004-09-01 2010-10-05 Windmoeller & Hoelscher Kg Air ring for controlling blown film thickness provided with individual heat conducting segments
US20060099291A1 (en) * 2004-10-12 2006-05-11 Mirek Planeta Air ring with circumferentially adjustable air flow
US7654808B2 (en) * 2004-10-12 2010-02-02 Macro Engineering and Technology, Inc. Air ring with circumferentially adjustable air flow
US7220113B2 (en) * 2005-04-11 2007-05-22 Macro Engineering & Technology Inc. Gauge distribution apparatus for plastic film
WO2006117578A1 (en) * 2005-05-02 2006-11-09 Dr-Pack Ii. Kft Process and apparatus for heat transfer
EP1719602B2 (de) * 2005-05-03 2015-10-07 Kdesign GmbH Verfahren und Vorrichtung zur Regelung des Dickenprofils bei der Blasfolienherstellung
EP1736297B1 (de) * 2005-06-23 2008-12-17 Kdesign GmbH Steuerbarer Kühlgasring mit Gleichrichtereinheit
US10464247B2 (en) * 2011-03-11 2019-11-05 Mucell Extrusion, Llc Method of forming blown polymeric foam film
DE102012104963A1 (de) * 2012-06-08 2013-12-12 Windmöller & Hölscher Kg Vorrichtung zum Kühlen einer Folie mit einem Hebelsystem
US11123909B2 (en) * 2013-07-19 2021-09-21 Windmöller & Heilscher KG Apparatus for producing films stretched in-line
JP5634630B1 (ja) * 2014-04-14 2014-12-03 株式会社湘南貿易 偏肉調整型エアーリング
JP6366527B2 (ja) * 2015-03-11 2018-08-01 住友重機械モダン株式会社 フィルム成形装置のバルブ装置
IT201700055831A1 (it) * 2017-05-23 2018-11-23 Syncro S R L Dispositivo e metodo per regolare il profilo di spessore nella produzione di film soffiati
CA2974587A1 (en) * 2017-07-27 2019-01-27 Layfield Group Ltd. Method and apparatus for extruding blown film with a controlled thickness profile
US11458666B2 (en) * 2018-03-23 2022-10-04 Addex, Inc. Method and apparatus for cooling
FR3093141B1 (fr) * 2019-02-25 2021-01-22 Valeo Systemes Thermiques Groupe moto-ventilateur pour vehicule automobile
IT201900011751A1 (it) * 2019-07-15 2021-01-15 Pietro Lualdi Sistema e metodo di controllo e correzione dello spessore di un film plastico nella filmatura per soffiaggio
EP4042099A1 (en) * 2019-10-10 2022-08-17 3M Innovative Properties Company Methods and systems for blown film thickness measurement
US11618200B2 (en) * 2020-03-17 2023-04-04 Michael P. Bucko External cooling air ring for blown-film extrusion
IT202200008921A1 (it) * 2022-05-03 2023-11-03 Syncro Srl Anello di raffreddamento per un impianto per la produzione di film plastici soffiati
US11826941B1 (en) 2022-06-28 2023-11-28 Daniel R. Joseph Air ring for blown-film extrusion apparatus
EP4349564A1 (de) * 2022-10-04 2024-04-10 Plast-Control GmbH Kühlring zum kühlen eines folienschlauches

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DE3336181A1 (de) * 1983-10-05 1985-04-25 Overbeck GmbH & Co, 2800 Bremen Vorrichtung zum kuehlen eines aus insbesondere einem extruderspritzkopf austretenden thermoplastischen folienschlauches
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DE3634535A1 (de) * 1986-08-09 1988-04-14 Planex Gmbh Vorrichtung zur feinkorrektur des transversalen dickenprofils bei blasfolien
DE3707826A1 (de) * 1987-03-11 1988-09-22 Planex Gmbh Vorrichtung zur luftkuehlung von blasfolien mit sektoraler verstellung der ringduesenspaltweiten
US4834924A (en) * 1988-01-25 1989-05-30 Mobil Oil Corporation Extrusion apparatus for tubular thermoplastic films including two (tandem) spaced air rings for controlling cooling rate and production speeds

Also Published As

Publication number Publication date
CA2062827A1 (en) 1990-12-22
US5281375A (en) 1994-01-25
WO1990015707A1 (de) 1990-12-27
DE59002496D1 (de) 1993-09-30
ES2044601T5 (es) 2002-01-16
ATE93447T1 (de) 1993-09-15
EP0478641A1 (de) 1992-04-08
EP0478641B2 (de) 2001-11-07
EP0478641B1 (de) 1993-08-25
ES2044601T3 (es) 1994-01-01
CA2062827C (en) 2000-09-12

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