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AU2002232772A1 - Internal bubble cooling control system and method - Google Patents

Internal bubble cooling control system and method

Info

Publication number
AU2002232772A1
AU2002232772A1 AU2002232772A AU3277202A AU2002232772A1 AU 2002232772 A1 AU2002232772 A1 AU 2002232772A1 AU 2002232772 A AU2002232772 A AU 2002232772A AU 3277202 A AU3277202 A AU 3277202A AU 2002232772 A1 AU2002232772 A1 AU 2002232772A1
Authority
AU
Australia
Prior art keywords
control system
cooling control
internal bubble
bubble cooling
internal
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.)
Abandoned
Application number
AU2002232772A
Inventor
Robert E. Cree
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.)
Addex Inc
Original Assignee
Addex Inc
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 Addex Inc filed Critical Addex Inc
Publication of AU2002232772A1 publication Critical patent/AU2002232772A1/en
Abandoned 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
    • B29C48/885—External treatment, e.g. by using air rings for cooling 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
    • B29C48/03—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
    • B29C48/89—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
    • B29C48/25—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
    • B29C48/92—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
    • B29C2948/92504—Controlled parameter
    • B29C2948/92609—Dimensions
    • 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
    • B29C2948/9279—Errors or malfunctioning, e.g. for quality control
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
AU2002232772A 2000-12-21 2001-12-21 Internal bubble cooling control system and method Abandoned AU2002232772A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US09/746,885 2000-12-21
US09/746,885 US6562263B2 (en) 2000-12-21 2000-12-21 Internal bubble cooling control system and method
PCT/US2001/050058 WO2002049828A2 (en) 2000-12-21 2001-12-21 Internal bubble cooling control system and method

Publications (1)

Publication Number Publication Date
AU2002232772A1 true AU2002232772A1 (en) 2002-07-01

Family

ID=25002772

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2002232772A Abandoned AU2002232772A1 (en) 2000-12-21 2001-12-21 Internal bubble cooling control system and method

Country Status (5)

Country Link
US (2) US6562263B2 (en)
EP (1) EP1365907A2 (en)
AU (1) AU2002232772A1 (en)
CA (1) CA2433010C (en)
WO (1) WO2002049828A2 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7922470B2 (en) * 2000-04-07 2011-04-12 Joseph Daniel R Apparatus for automatic control of cage size in an extruded film production line
US6562263B2 (en) * 2000-12-21 2003-05-13 Addex, Inc. Internal bubble cooling control system and method
DE102009027437B4 (en) * 2009-07-02 2014-05-28 Battenfeld-Cincinnati Germany Gmbh Apparatus and method for cooling plastic profiles
US8347686B2 (en) 2010-06-15 2013-01-08 Joseph Daniel R Automatic valve calibration of a blown-film extrusion apparatus
CN103522409B (en) * 2013-10-14 2016-08-17 山东重拓机械股份有限公司 A kind of concrete pipe device
CN111868114B (en) 2017-10-27 2023-04-14 尤尼威蒂恩技术有限责任公司 Selectively transform the polymerization process
EP3700948B1 (en) 2017-10-27 2023-09-20 Univation Technologies, LLC Polyethylene copolymer resins and films
IT201800001787A1 (en) * 2018-01-24 2019-07-24 Selene Spa Method and device for controlling the temperature of refrigerated components of a blown extrusion apparatus and apparatus comprising said device
US12173096B2 (en) 2018-05-24 2024-12-24 Univation Technologies, Llc Unimodal polyethylene copolymer and film thereof
US11945889B2 (en) 2018-06-13 2024-04-02 Univation Technologies Llc Bimodal polyethylene copolymer and film thereof
CA3106989C (en) 2018-07-31 2023-07-04 Univation Technologies, Llc Unimodal polyethylene copolymer and film thereof
CN112585177A (en) 2018-07-31 2021-03-30 尤尼威蒂恩技术有限责任公司 Unimodal polyethylene copolymer and film thereof
CA3109500A1 (en) 2018-08-29 2020-03-05 Univation Technologies, Llc Bimodal polyethylene copolymer and film thereof
DE102018127264B4 (en) * 2018-10-31 2024-09-26 Windmöller & Hölscher Kg Monitoring method for monitoring a film bubble in an exit area after an exit nozzle of a blown film device and monitoring device and calibration method for calibrating a monitoring device
BR112022004186A2 (en) 2019-09-26 2022-05-31 Univation Tech Llc Bimodal polyethylene homopolymer compounding, methods for making the bimodal polyethylene homopolymer compounding, for making an article of manufacture, for making an extruded film, and for protecting a moisture-sensitive and/or oxygen-sensitive material, formulation, article of manufacture, film Extruded and sealed packaging
WO2021086767A1 (en) 2019-10-28 2021-05-06 Univation Technologies, Llc Method of increasing bubble stability of a polyethylene resin
EP4217407A1 (en) 2020-09-22 2023-08-02 Dow Global Technologies LLC Bimodal polyethylene copolymer and film thereof

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4140460A (en) * 1977-09-01 1979-02-20 Egan Machinery Company Control of blown film tube diameter
US4243363A (en) 1979-03-12 1981-01-06 Gloucester Engineering Co., Inc. Control of tubular film size
US4377540A (en) 1981-08-24 1983-03-22 Gloucester Engineering Co., Inc. Control of tubular film size
US4508138A (en) * 1983-08-05 1985-04-02 Chas. M. Bailey Co., Inc. Polyjet valve with backwash
DE3820530A1 (en) * 1988-06-16 1989-12-21 Reifenhaeuser Masch DEVICE FOR BLOWING TUBE FILMS, IN PARTICULAR. OF MULTILAYER TUBULAR FILMS
US5104593A (en) 1990-03-21 1992-04-14 Joseph Daniel R Method and apparatus for gauging and controlling circumference of extrusion-blown film
US5562926A (en) * 1991-05-10 1996-10-08 Karl; Veit-Holger Film-blowing plant for manufacturing plastic films
US5525277A (en) * 1992-04-13 1996-06-11 Joseph; Daniel R. Method and apparatus for cooling extruded film tubes
US5468134A (en) * 1993-12-01 1995-11-21 Cree; Robert E. Cooling and thickness control for extruded products
US5891383A (en) * 1994-06-03 1999-04-06 Joseph; Daniel R. Method and apparatus for cooling extruded film tubes
DE19835713A1 (en) * 1998-08-07 2000-02-10 Robert Messmer Fitting exchange unit, mainly for installation in above and below ground hydrants, is for cutting off material flowing through fitting and can be installed and dismantled without problem as unit, being formed from four parts
US6562263B2 (en) * 2000-12-21 2003-05-13 Addex, Inc. Internal bubble cooling control system and method

Also Published As

Publication number Publication date
EP1365907A2 (en) 2003-12-03
US6562263B2 (en) 2003-05-13
CA2433010A1 (en) 2002-06-27
US20020150648A1 (en) 2002-10-17
WO2002049828A2 (en) 2002-06-27
CA2433010C (en) 2013-08-13
US20030201557A1 (en) 2003-10-30
WO2002049828A3 (en) 2003-02-06
US6802995B2 (en) 2004-10-12

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