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ITUB20160797A1 - Raffreddatore interno della bolla per un impianto di produzione di film soffiati - Google Patents

Raffreddatore interno della bolla per un impianto di produzione di film soffiati

Info

Publication number
ITUB20160797A1
ITUB20160797A1 ITUB2016A000797A ITUB20160797A ITUB20160797A1 IT UB20160797 A1 ITUB20160797 A1 IT UB20160797A1 IT UB2016A000797 A ITUB2016A000797 A IT UB2016A000797A IT UB20160797 A ITUB20160797 A IT UB20160797A IT UB20160797 A1 ITUB20160797 A1 IT UB20160797A1
Authority
IT
Italy
Prior art keywords
film production
production plant
internal bubble
blowed
bubble cooler
Prior art date
Application number
ITUB2016A000797A
Other languages
English (en)
Inventor
Gabriele Caccia
Paolo Rizzotti
Original Assignee
Syncro S R L
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 Syncro S R L filed Critical Syncro S R L
Priority to ITUB2016A000797A priority Critical patent/ITUB20160797A1/it
Publication of ITUB20160797A1 publication Critical patent/ITUB20160797A1/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
    • 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
    • B29C48/89—Internal treatment, e.g. by applying an internal cooling fluid stream
    • 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
    • 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
    • B29C48/001—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
    • B29C48/25—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
    • B29C48/503—Extruder machines or parts thereof characterised by the material or by their manufacturing process

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
ITUB2016A000797A 2016-02-16 2016-02-16 Raffreddatore interno della bolla per un impianto di produzione di film soffiati ITUB20160797A1 (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ITUB2016A000797A ITUB20160797A1 (it) 2016-02-16 2016-02-16 Raffreddatore interno della bolla per un impianto di produzione di film soffiati

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITUB2016A000797A ITUB20160797A1 (it) 2016-02-16 2016-02-16 Raffreddatore interno della bolla per un impianto di produzione di film soffiati

Publications (1)

Publication Number Publication Date
ITUB20160797A1 true ITUB20160797A1 (it) 2017-08-16

Family

ID=56555654

Family Applications (1)

Application Number Title Priority Date Filing Date
ITUB2016A000797A ITUB20160797A1 (it) 2016-02-16 2016-02-16 Raffreddatore interno della bolla per un impianto di produzione di film soffiati

Country Status (1)

Country Link
IT (1) ITUB20160797A1 (it)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2814283A1 (de) * 1978-04-03 1979-10-11 Dolci Spa L Vorrichtung zum inneren abkuehlen von schlauchfolien aus fliessgepresstem kunststoff
US5576029A (en) * 1995-06-02 1996-11-19 Planeta; Mirek Internal cooling air supply assembly
US20050067743A1 (en) * 2003-09-29 2005-03-31 Eric Hatfield Internal bubble cooling unit and method for extruded thin wall thermoplastic sheet
WO2006032937A1 (en) * 2004-09-22 2006-03-30 Dr-Pack Ii. Kft Apparatus and process for producing extruded plastic foil hose
WO2015015466A1 (en) * 2013-08-02 2015-02-05 A.S.T.R.A. Refrigeranti S.P.A. Gas cooling assembly
WO2015055999A2 (en) * 2013-10-15 2015-04-23 A P Plastics Ltd Blown film extrusion system and process

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2814283A1 (de) * 1978-04-03 1979-10-11 Dolci Spa L Vorrichtung zum inneren abkuehlen von schlauchfolien aus fliessgepresstem kunststoff
US5576029A (en) * 1995-06-02 1996-11-19 Planeta; Mirek Internal cooling air supply assembly
US20050067743A1 (en) * 2003-09-29 2005-03-31 Eric Hatfield Internal bubble cooling unit and method for extruded thin wall thermoplastic sheet
WO2006032937A1 (en) * 2004-09-22 2006-03-30 Dr-Pack Ii. Kft Apparatus and process for producing extruded plastic foil hose
WO2015015466A1 (en) * 2013-08-02 2015-02-05 A.S.T.R.A. Refrigeranti S.P.A. Gas cooling assembly
WO2015055999A2 (en) * 2013-10-15 2015-04-23 A P Plastics Ltd Blown film extrusion system and process

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