DE69324635D1 - Verfahren und Vorrichtung zur Herstellung von Blasfolien - Google Patents

Verfahren und Vorrichtung zur Herstellung von Blasfolien

Info

Publication number
DE69324635D1
DE69324635D1 DE69324635T DE69324635T DE69324635D1 DE 69324635 D1 DE69324635 D1 DE 69324635D1 DE 69324635 T DE69324635 T DE 69324635T DE 69324635 T DE69324635 T DE 69324635T DE 69324635 D1 DE69324635 D1 DE 69324635D1
Authority
DE
Germany
Prior art keywords
blown films
producing blown
producing
films
blown
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
DE69324635T
Other languages
English (en)
Other versions
DE69324635T2 (de
Inventor
Toshio Taka
Takeshi Onoda
Hisashi Hatano
Tomoaki Kobayashi
Terumitu Kotani
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.)
Resonac Holdings Corp
Original Assignee
Showa Denko KK
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
Priority claimed from JP4210890A external-priority patent/JP2626944B2/ja
Priority claimed from JP4210891A external-priority patent/JP2627040B2/ja
Priority claimed from JP4216406A external-priority patent/JP2626945B2/ja
Application filed by Showa Denko KK filed Critical Showa Denko KK
Publication of DE69324635D1 publication Critical patent/DE69324635D1/de
Application granted granted Critical
Publication of DE69324635T2 publication Critical patent/DE69324635T2/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
    • B29C48/911—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
    • B29C48/001—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
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • B29K2023/0608—PE, i.e. polyethylene characterised by its density
    • B29K2023/0625—LLDPE, i.e. linear low density polyethylene

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)
DE69324635T 1992-07-15 1993-07-14 Verfahren und Vorrichtung zur Herstellung von Blasfolien Expired - Fee Related DE69324635T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP4210890A JP2626944B2 (ja) 1992-07-15 1992-07-15 インフレーションフィルムの成形方法及びその装置
JP4210891A JP2627040B2 (ja) 1992-07-15 1992-07-15 インフレーションフィルムの成形方法及びその装置
JP4216406A JP2626945B2 (ja) 1992-07-22 1992-07-22 インフレーションフィルムの成形方法及びその装置

Publications (2)

Publication Number Publication Date
DE69324635D1 true DE69324635D1 (de) 1999-06-02
DE69324635T2 DE69324635T2 (de) 1999-12-16

Family

ID=27329180

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69324635T Expired - Fee Related DE69324635T2 (de) 1992-07-15 1993-07-14 Verfahren und Vorrichtung zur Herstellung von Blasfolien

Country Status (4)

Country Link
US (1) US5403539A (de)
EP (1) EP0583619B1 (de)
CA (1) CA2100431C (de)
DE (1) DE69324635T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9400453A (nl) * 1994-03-22 1995-11-01 Wavin Bv Werkwijze en inrichting voor het vervaardigen van biaxiaal georiënteerde buis uit thermoplastisch kunststofmateriaal.
DE4432513C2 (de) * 1994-09-13 1996-12-12 Reifenhaeuser Masch Anlage für die Herstellung von Blasfolien aus thermoplastischem Kunststoff
US5814278A (en) * 1996-04-26 1998-09-29 Minnesota Mining And Manufacturing Company Shrouded reaction vessel
DE10217502B4 (de) * 2002-04-19 2005-12-01 M+R Meß- und Regelungstechnik GmbH -An-Institut an der FH Anhalt Vorrichtung zur Regelung des Innendrucks eines Blasfolienschlauches
US7312861B2 (en) * 2003-09-08 2007-12-25 Mark Vincent Loen Method and apparatus for measuring the angular orientation between two surfaces
CA2629990C (en) * 2007-04-17 2011-07-19 Kdesign Gmbh A method of and device for cooling blown film during the production of blown film
US11104054B2 (en) * 2016-01-15 2021-08-31 Addex, Inc. High performance cooling system
US11298865B2 (en) * 2016-01-15 2022-04-12 Addex, Inc. High performance cooling system
WO2017124035A1 (en) * 2016-01-15 2017-07-20 Addex, Inc. High performance cooling system

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3141912A (en) * 1960-08-24 1964-07-21 Du Pont Process of treating polymeric film
NL270255A (de) * 1960-10-13 1900-01-01
US3819790A (en) * 1969-12-22 1974-06-25 Exxon Research Engineering Co Multi-step air ring for tubular film process
US4330501A (en) * 1980-06-30 1982-05-18 Union Carbide Corporation Method and apparatus for cooling film bubble of low strain hardening polymers
JPS57212024A (en) * 1981-06-24 1982-12-27 Sumitomo Electric Ind Ltd Heat-shrinkable tube
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
GB2112703B (en) * 1981-11-28 1985-08-07 Idemitsu Petrochemical Co Cooling extruded tubular plastics film
JPS58138619A (ja) * 1982-02-10 1983-08-17 Mitsubishi Petrochem Co Ltd インフレ−シヨン・フイルムの成形方法
JPS5942931A (ja) * 1982-09-03 1984-03-09 Showa Denko Kk インフレ−シヨンフイルムの成形法
SE437490B (sv) * 1982-10-18 1985-03-04 Unifos Kemi Ab Forfarande vid kontinuerlig filmblasning av linjera termoplastmaterial
JPS59171620A (ja) * 1983-03-19 1984-09-28 Sumitomo Chem Co Ltd インフレーションフイルムの成形方法ならびに装置
SU1400497A3 (ru) * 1983-06-29 1988-05-30 Сосьете Шимик Де Шарбоннаж С.А. (Фирма) Устройство дл охлаждени пластичных пленок,полученных раздувом трубчатой оболочки
US4478564A (en) * 1983-08-30 1984-10-23 Tomi Machinery Manufacturing Co., Ltd. Air ring for inflation film molding
CA1239261A (en) * 1984-04-09 1988-07-19 Quantum Chemical Corporation Blown film extrusion
US4626397A (en) * 1984-10-29 1986-12-02 Union Camp Corporation Method for controlled orientation of extruded resins
US4606879A (en) * 1985-02-28 1986-08-19 Cerisano Frank D High stalk blown film extrusion apparatus and method
NL8502190A (nl) * 1985-08-06 1987-03-02 Stamicarbon Werkwijze voor het vervaardigen van blaasfolie en georienteerde folie.
US4842803A (en) * 1988-03-25 1989-06-27 Union Camp Corporation Method and apparatus for extruding blown thermoplastic film tubes
DE3815415A1 (de) * 1988-05-06 1989-11-16 Kiefel Gmbh Paul Hochleistungskuehlverfahren und vorrichtung fuer die herstellung von bi-orientierten folien aus hoch- und mittelmolaren thermoplasten
GB8914703D0 (en) * 1989-06-27 1989-08-16 Dow Europ Sa Bioriented film

Also Published As

Publication number Publication date
CA2100431A1 (en) 1994-01-16
CA2100431C (en) 1997-04-15
EP0583619A1 (de) 1994-02-23
DE69324635T2 (de) 1999-12-16
US5403539A (en) 1995-04-04
EP0583619B1 (de) 1999-04-28

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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