DE3887913D1 - Blasenformende und stabilisierende Vorrichtung zum Gebrauch im kontinuierlichen Extrusionsverfahren zur Herstellung von Blasfolien. - Google Patents

Blasenformende und stabilisierende Vorrichtung zum Gebrauch im kontinuierlichen Extrusionsverfahren zur Herstellung von Blasfolien.

Info

Publication number
DE3887913D1
DE3887913D1 DE88302773T DE3887913T DE3887913D1 DE 3887913 D1 DE3887913 D1 DE 3887913D1 DE 88302773 T DE88302773 T DE 88302773T DE 3887913 T DE3887913 T DE 3887913T DE 3887913 D1 DE3887913 D1 DE 3887913D1
Authority
DE
Germany
Prior art keywords
bubble
forming
blown film
die
undersurface
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
DE88302773T
Other languages
English (en)
Other versions
DE3887913T2 (de
Inventor
Robert J Cole
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of DE3887913D1 publication Critical patent/DE3887913D1/de
Application granted granted Critical
Publication of DE3887913T2 publication Critical patent/DE3887913T2/de
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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/903—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies 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
    • B29C48/88—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
    • 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
    • B29C48/9125—Cooling of hollow articles of tubular films internally
    • 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
    • B29C2948/926—Flow or feed rate
    • 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
    • B29C2948/92504—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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0017—Combinations of extrusion moulding with other shaping operations combined with blow-moulding or thermoforming
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • 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
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/908—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article characterised by calibrator surface, e.g. structure or holes for lubrication, cooling or venting
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE3887913T 1987-03-31 1988-03-29 Blasenformende und stabilisierende Vorrichtung zum Gebrauch im kontinuierlichen Extrusionsverfahren zur Herstellung von Blasfolien. Expired - Fee Related DE3887913T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA533452A CA1274366C (en) 1987-03-31 1987-03-31 BUBBLE DEVICE AND STABILIZER FOR CONTINUOUS EXTRUSION PROCESS FOR THE MANUFACTURE OF BLOWN FILMS

Publications (2)

Publication Number Publication Date
DE3887913D1 true DE3887913D1 (de) 1994-03-31
DE3887913T2 DE3887913T2 (de) 1994-05-26

Family

ID=4135336

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3887913T Expired - Fee Related DE3887913T2 (de) 1987-03-31 1988-03-29 Blasenformende und stabilisierende Vorrichtung zum Gebrauch im kontinuierlichen Extrusionsverfahren zur Herstellung von Blasfolien.

Country Status (6)

Country Link
US (1) US4846645A (de)
EP (1) EP0285368B1 (de)
JP (1) JPS63315219A (de)
AT (1) ATE101820T1 (de)
CA (1) CA1274366C (de)
DE (1) DE3887913T2 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8827967D0 (en) * 1988-11-30 1989-01-05 Ward I M Die-free drawing
DE3903174C3 (de) * 1989-02-03 1997-06-19 Karl Veit Holger Prof Dr Ing Innenkühlung für aus einem Blaskopf extrudierte Kunststoffschlauchfolie
DE4420023C2 (de) * 1994-06-09 1996-04-11 Reifenhaeuser Masch Vorrichtung zum Blasen von Schlauchfolien aus thermoplastischem Kunststoff
FI108117B (fi) * 1996-04-17 2001-11-30 Uponor Innovation Ab Menetelmä ja sovitelma suulakepuristetun onton tuotteen jäähdyttämiseksi
US6042907A (en) * 1997-08-28 2000-03-28 Owens-Illinois Labels Inc. Coextrusion of multilayer film for container sleeve labels
US6068462A (en) * 1997-12-02 2000-05-30 Brampton Engineering, Inc. Apparatus for continuously forming a blown film
DE102005038731B4 (de) * 2005-08-15 2014-01-09 Windmöller & Hölscher Kg Vorrichtung und ein Verfahren zur Extrusion eines Folienschlauches
US7753666B2 (en) * 2006-06-12 2010-07-13 Poly-America, L.P. Apparatus and method for cooling plastic film tube in blown film process
US20090152776A1 (en) * 2007-12-12 2009-06-18 E. I. Du Pont De Nemours And Company Core/Shell Polymer and Fluoropolymer Blending Blown Film Process
US9017053B2 (en) 2010-12-14 2015-04-28 Windmoller & Holscher Kg Device for cooling a film
WO2015172226A1 (en) * 2014-05-13 2015-11-19 Brampton Engineering Inc. Pressure chamber for blown film extrusion
WO2017124035A1 (en) * 2016-01-15 2017-07-20 Addex, Inc. High performance cooling system
US11298865B2 (en) * 2016-01-15 2022-04-12 Addex, Inc. High performance cooling system
US11104054B2 (en) 2016-01-15 2021-08-31 Addex, Inc. High performance cooling system
CN114789570B (zh) * 2022-03-24 2024-05-17 广州市普同实验分析仪器有限公司 薄膜刚性吹膜装置及其方法

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2966700A (en) * 1958-08-27 1961-01-03 Pont Company Of Canada 1956 Lt Production of thermoplastic seamless tubing
US3170011A (en) * 1962-02-14 1965-02-16 Dow Chemical Co Method and apparatus for making film
US3560600A (en) * 1963-11-07 1971-02-02 Dow Chemical Co Surface treatment on extruded plastic foam
AT293004B (de) * 1964-12-02 1971-08-15 Reifenhaeuser Kg Vorrichtung zur herstellung von schlauchfolien
GB1119552A (en) * 1965-06-15 1968-07-10 Gen Eng Radcliffe Improvements in or relating to the manufacture of plastic tubular film
US3574806A (en) * 1967-09-07 1971-04-13 Gulf Oil Corp Method for producing flattened sheeting or flattened tubing of molten thermoplastic resins circumferential chill casting
US3618169A (en) * 1969-11-12 1971-11-09 Ethyl Corp Manufacture of plastic film
DE2108360A1 (de) * 1971-02-22 1972-09-07 Barmag Barmer Maschf Verfahren und Vorrichtung zum Her stellen von Folien aus thermoplastischem Kunststoff
DE2459785C2 (de) * 1974-12-18 1980-10-16 Reifenhaeuser Kg, 5210 Troisdorf Innenkühlvorrichtung für Kunststoffschlauchfolien, die einem an eine Schneckenstrangpresse anschließbaren Blaskopf mit Ringspaltdüse nachgeschaltet ist
US4236884A (en) * 1975-09-05 1980-12-02 Gloucester Engineering Co., Inc. Internal air cooling of tubular plastic film
US4049768A (en) * 1976-04-09 1977-09-20 Mobil Oil Corporation Method for extending thermoplastic foams having smooth external skins
DE2639551C2 (de) * 1976-09-02 1982-04-08 Reifenhäuser KG, 5210 Troisdorf Vorrichtung zum Blasen von Schlauchfolien aus thermoplastischem Kunststoff
US4115048A (en) * 1976-12-27 1978-09-19 Union Carbide Corporation Apparatus for internally cooling a plastic tubular film bubble
US4259047A (en) * 1978-01-24 1981-03-31 Cole Robert J Air ring for the production of blown film
US4189292A (en) * 1978-03-14 1980-02-19 Hubert Gaillard Extruding head for making reticulated seamless tubes
JPS5757257A (en) * 1980-09-24 1982-04-06 Hitachi Ltd Gas chromatograph
FR2515103A1 (fr) * 1981-10-28 1983-04-29 Ems Ind Dispositif pour le refroidissement d'une feuille tubulaire de matiere plastique et procede s'y rapportant
JPS5881128A (ja) * 1981-11-09 1983-05-16 Mitsui Petrochem Ind Ltd インフレ−シヨンフイルム製造方法およびその装置
DE3211833C2 (de) * 1982-03-31 1985-09-26 Reifenhäuser GmbH & Co Maschinenfabrik, 5210 Troisdorf Blaskopf für die Herstellung einer Kunststoffblasfolie durch Flachlegen eines Blasfolienschlauches
DE3326870A1 (de) * 1982-09-02 1984-03-08 VEB Kombinat Umformtechnik "Herbert Warnke" Erfurt, DDR 5010 Erfurt Rotierendes folienblaswerkzeug mit zentraler schmelzezufuehrung und folieninnenkuehlung
DE3461696D1 (en) * 1983-03-31 1987-01-29 Windmoeller & Hoelscher Cooling device for blow-head extruded tubular plastic films
DE3331832C1 (de) * 1983-09-03 1985-01-10 Reifenhäuser GmbH & Co. Maschinenfabrik, 5210 Troisdorf Vertikal arbeitender Folienblaskopf
US4606879A (en) * 1985-02-28 1986-08-19 Cerisano Frank D High stalk blown film extrusion apparatus and method
JPH05212268A (ja) * 1992-02-06 1993-08-24 Nippon Capsule Prod:Kk 微小粒子マイクロカプセル及びその製造法

Also Published As

Publication number Publication date
EP0285368B1 (de) 1994-02-23
EP0285368A3 (en) 1989-12-13
JPS63315219A (ja) 1988-12-22
EP0285368A2 (de) 1988-10-05
DE3887913T2 (de) 1994-05-26
CA1274366A (en) 1990-09-25
CA1274366C (en) 1990-09-25
US4846645A (en) 1989-07-11
ATE101820T1 (de) 1994-03-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee