IT1291668B1 - Impianto per la produzione di film plastici tubolari ad orientazione biassiale con fase di stabilizzazione in linea - Google Patents

Impianto per la produzione di film plastici tubolari ad orientazione biassiale con fase di stabilizzazione in linea

Info

Publication number
IT1291668B1
IT1291668B1 IT97MI000977A ITMI970977A IT1291668B1 IT 1291668 B1 IT1291668 B1 IT 1291668B1 IT 97MI000977 A IT97MI000977 A IT 97MI000977A IT MI970977 A ITMI970977 A IT MI970977A IT 1291668 B1 IT1291668 B1 IT 1291668B1
Authority
IT
Italy
Prior art keywords
tubular
plant
production
biaxial orientation
plastic film
Prior art date
Application number
IT97MI000977A
Other languages
English (en)
Inventor
Claudio Gini
Original Assignee
Tecno Coating Eng Srl
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 Tecno Coating Eng Srl filed Critical Tecno Coating Eng Srl
Priority to IT97MI000977A priority Critical patent/IT1291668B1/it
Publication of ITMI970977A0 publication Critical patent/ITMI970977A0/it
Priority to EP98103329A priority patent/EP0873847B1/en
Priority to AT98103329T priority patent/ATE236780T1/de
Priority to DE69813072T priority patent/DE69813072T2/de
Priority to US09/031,539 priority patent/US6123536A/en
Priority to CA002230251A priority patent/CA2230251C/en
Publication of ITMI970977A1 publication Critical patent/ITMI970977A1/it
Application granted granted Critical
Publication of IT1291668B1 publication Critical patent/IT1291668B1/it

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
    • B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
    • B29C55/28—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of blown tubular films, e.g. by inflation
    • 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
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
IT97MI000977A 1997-04-24 1997-04-24 Impianto per la produzione di film plastici tubolari ad orientazione biassiale con fase di stabilizzazione in linea IT1291668B1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT97MI000977A IT1291668B1 (it) 1997-04-24 1997-04-24 Impianto per la produzione di film plastici tubolari ad orientazione biassiale con fase di stabilizzazione in linea
EP98103329A EP0873847B1 (en) 1997-04-24 1998-02-26 Plant for the production of plastic tubular films with a biaxial orientation and an in-line stabilisation phase
AT98103329T ATE236780T1 (de) 1997-04-24 1998-02-26 Anlage zur herstellung von kunststoffschlauchfolienbahnen mit biaxialer orientierung und inline-stabilisierungsphase
DE69813072T DE69813072T2 (de) 1997-04-24 1998-02-26 Anlage zur Herstellung von Kunststoffschlauchfolienbahnen mit biaxialer Orientierung und Inline-Stabilisierungsphase
US09/031,539 US6123536A (en) 1997-04-24 1998-02-27 Plant for the production of plastic tubular films with a biaxial orientation and an in-line stabilization phase
CA002230251A CA2230251C (en) 1997-04-24 1998-03-30 Plant for the production of plastic tubular films with a biaxial orientation and an in-line stabilisation phase

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT97MI000977A IT1291668B1 (it) 1997-04-24 1997-04-24 Impianto per la produzione di film plastici tubolari ad orientazione biassiale con fase di stabilizzazione in linea

Publications (3)

Publication Number Publication Date
ITMI970977A0 ITMI970977A0 (it) 1997-04-24
ITMI970977A1 ITMI970977A1 (it) 1998-10-24
IT1291668B1 true IT1291668B1 (it) 1999-01-19

Family

ID=11377016

Family Applications (1)

Application Number Title Priority Date Filing Date
IT97MI000977A IT1291668B1 (it) 1997-04-24 1997-04-24 Impianto per la produzione di film plastici tubolari ad orientazione biassiale con fase di stabilizzazione in linea

Country Status (6)

Country Link
US (1) US6123536A (it)
EP (1) EP0873847B1 (it)
AT (1) ATE236780T1 (it)
CA (1) CA2230251C (it)
DE (1) DE69813072T2 (it)
IT (1) IT1291668B1 (it)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19844434C2 (de) * 1998-09-28 2000-10-26 Windmoeller & Hoelscher Verfahren zur Regelung des Durchmessers einer zwischen einem Vorzugsrollenpaar und einem Abzugsrollenpaar zu einer Schlauchfolienblase aufgeblasenen Schlauchfolienbahn
US8346482B2 (en) * 2003-08-22 2013-01-01 Fernandez Dennis S Integrated biosensor and simulation system for diagnosis and therapy
CN104002465B (zh) * 2014-05-15 2016-06-29 华南理工大学 一种胀-微缩式双轴向拉伸管连续成型方法及设备

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA452846A (en) * 1948-05-03 1948-11-23 T. Stephenson Wilbur Continuous method of making vinylidene chloride polymer tubing
GB751052A (en) * 1954-05-28 1956-06-27 Dow Chemical Co Dimensional stabilization of oriented thermoplastic films
US3960997A (en) * 1971-08-31 1976-06-01 Horsens Plastic A/S Method of manufacturing biaxially stretched shrink foils and an apparatus for carrying the method into effect
US4355966A (en) * 1981-05-04 1982-10-26 E. B. Westlake, Jr. Automatic control of bubble size in blown film
AU610366B2 (en) * 1988-03-31 1991-05-16 Idemitsu Petrochemical Co., Ltd. Method of and apparatus for manufacturing biaxially oriented film
FR2641710B1 (fr) * 1988-12-22 1991-03-29 Lyonnaise Eaux Filiere pour la realisation de membranes en un materiau organique comportant au moins un canal longitudinal
GB8914703D0 (en) * 1989-06-27 1989-08-16 Dow Europ Sa Bioriented film
US5698279A (en) * 1992-09-23 1997-12-16 Viskase Corporation Heat shrinkable nylon food casing having a functionalized ethylenic polymer core layer
JPH07304097A (ja) * 1994-05-12 1995-11-21 Placo Co Ltd インフレーションフイルム成形におけるフイルム歪矯正方法
DE19604654C2 (de) * 1996-02-09 1998-03-26 Reifenhaeuser Masch Anlage für die kontinuierliche Herstellung von biaxial-verstreckten Kunststoff-Blasfolien und Verfahren zum Anfahren der Anlage

Also Published As

Publication number Publication date
ITMI970977A1 (it) 1998-10-24
ATE236780T1 (de) 2003-04-15
EP0873847B1 (en) 2003-04-09
CA2230251A1 (en) 1998-10-24
DE69813072T2 (de) 2004-03-04
EP0873847A2 (en) 1998-10-28
DE69813072D1 (de) 2003-05-15
ITMI970977A0 (it) 1997-04-24
EP0873847A3 (en) 1999-12-22
CA2230251C (en) 2006-09-19
US6123536A (en) 2000-09-26

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Legal Events

Date Code Title Description
0001 Granted