NO173596C - Fremgangsmaate ved fremstilling av plastfolie med liten tykkelsestoleranse - Google Patents

Fremgangsmaate ved fremstilling av plastfolie med liten tykkelsestoleranse

Info

Publication number
NO173596C
NO173596C NO861985A NO861985A NO173596C NO 173596 C NO173596 C NO 173596C NO 861985 A NO861985 A NO 861985A NO 861985 A NO861985 A NO 861985A NO 173596 C NO173596 C NO 173596C
Authority
NO
Norway
Prior art keywords
procedure
small thickness
plastic foil
thickness tolerance
manufacturing plastic
Prior art date
Application number
NO861985A
Other languages
English (en)
Norwegian (no)
Other versions
NO861985L (no
NO173596B (no
Inventor
Hartmut Halter
Original Assignee
Reifenhaeuser Masch
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 Reifenhaeuser Masch filed Critical Reifenhaeuser Masch
Publication of NO861985L publication Critical patent/NO861985L/no
Publication of NO173596B publication Critical patent/NO173596B/no
Publication of NO173596C publication Critical patent/NO173596C/no

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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/87—Cooling
    • 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/325—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles being adjustable, i.e. having adjustable exit sections
    • 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
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/865—Heating
    • 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
    • B29C2948/92647—Thickness
    • 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
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
NO861985A 1985-05-21 1986-05-20 Fremgangsmaate ved fremstilling av plastfolie med liten tykkelsestoleranse NO173596C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853518155 DE3518155A1 (de) 1985-05-21 1985-05-21 Verfahren zur herstellung einer kunststoffolie mit geringer dickentoleranz

Publications (3)

Publication Number Publication Date
NO861985L NO861985L (no) 1986-11-24
NO173596B NO173596B (no) 1993-09-27
NO173596C true NO173596C (no) 1994-01-05

Family

ID=6271206

Family Applications (1)

Application Number Title Priority Date Filing Date
NO861985A NO173596C (no) 1985-05-21 1986-05-20 Fremgangsmaate ved fremstilling av plastfolie med liten tykkelsestoleranse

Country Status (6)

Country Link
US (1) US4711747A (OSRAM)
EP (1) EP0203479B1 (OSRAM)
JP (1) JPS62189134A (OSRAM)
DE (1) DE3518155A1 (OSRAM)
FI (1) FI81300C (OSRAM)
NO (1) NO173596C (OSRAM)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4882104A (en) * 1987-04-03 1989-11-21 Cincinnati Milacron, Inc. Method of controlling the thickness of an extruded plastic article
DE3802146C1 (OSRAM) * 1988-01-26 1989-02-23 Battenfeld Extrusionstechnik Gmbh, 4970 Bad Oeynhausen, De
AU610366B2 (en) * 1988-03-31 1991-05-16 Idemitsu Petrochemical Co., Ltd. Method of and apparatus for manufacturing biaxially oriented film
DE4033974A1 (de) * 1990-10-25 1992-04-30 Ibos Qualitaetssicherung Verfahren zur herstellung von flaechen- und im querschnitt ringfoermigen extrudaten sowie vorrichtung zur durchfuehrung des verfahrens
US5288441A (en) * 1992-12-24 1994-02-22 Collins Steven L System and method for extruder frost line detection
US5468134A (en) * 1993-12-01 1995-11-21 Cree; Robert E. Cooling and thickness control for extruded products
DE19541296C2 (de) * 1995-11-06 1999-07-01 Windmoeller & Hoelscher Vorrichtung zur Erwärmung der Foliensektoren eines aus einem Folienblaskopf extrudierten Folienschlauches
GB2315450B (en) * 1996-07-20 2000-10-11 Mckechnie Plastics Ltd Improved method and apparatus for shaping thermoplastic tubes
US6122935A (en) * 1998-07-08 2000-09-26 Lucent Technologies Inc. High rate MCVD method of making an optical fiber preform
CA2313307C (en) 2000-06-30 2007-09-25 William J. Slyne Differential velocity extrusion
US20040121132A1 (en) * 2000-07-03 2004-06-24 Slyne William J. Differential velocity extrusion
DE202013012784U1 (de) † 2013-07-19 2019-08-02 Windmöller & Hölscher Kg Vorrichtung zur Herstellung von inline gereckten Folien
EP4042099A1 (en) 2019-10-10 2022-08-17 3M Innovative Properties Company Methods and systems for blown film thickness measurement

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2012207B2 (de) * 1970-03-14 1972-12-28 Pohlman, Reimar, Dr.phil., 5100 Aachen; Menges, Georg, Dr.-Ing., 5105 Laurensberg Verfahren und vorrichtung zum steuern und/oder regeln viskositaetsabhaengiger verfahrensvorgaenge
NO137266C (no) * 1971-08-11 1978-02-01 Basf Ag Ringdyse for ekstrudere.
US3795719A (en) * 1971-09-09 1974-03-05 Baychem Corp Method of controlling the blow molding of hollow shaped plastic articles
US3920365A (en) * 1972-08-15 1975-11-18 Du Pont Apparatus for making polymeric film
GB1448669A (en) * 1972-09-08 1976-09-08 Bakelite Xylonite Ltd Profile determining and/or controlling system
NL7701816A (en) * 1977-02-21 1978-08-23 Wavin Bv Extrusion of plastic pipe - using temp. variation of extruded pipe to automatically control wall thickness
DE2721609C2 (de) * 1977-05-13 1986-07-10 Reifenhäuser KG, 5210 Troisdorf Regeleinrichtung für eine Anlage zur Herstellung von Kunststoffblasfolien
US4209476A (en) * 1977-05-27 1980-06-24 Harrel, Incorporated Method and apparatus for fabrication of extruded articles
JPS5434371A (en) * 1977-08-22 1979-03-13 Sumitomo Metal Ind Ltd Automatic control of extruded plastic film thickness
DE2919472C2 (de) * 1979-05-15 1986-01-16 Erhardt & Leimer Kg, 8900 Augsburg Vorrichtung zum kontinuierlichen Extrudieren von Schlauchfolien mit Bahnbreitenregelung
DE2947293C2 (de) * 1979-11-23 1983-09-15 Windmöller & Hölscher, 4540 Lengerich Verfahren zur Regelung der Foliendicke an einer Blasfolien-Extruderanlage
DD147521A1 (de) * 1979-11-28 1981-04-08 Joachim Breier Verfahren zur steuerung von extrusionsanlagen,vorzugsweise fuer blasfolienanlagen
DE2950003C2 (de) * 1979-12-12 1983-08-11 Windmöller & Hölscher, 4540 Lengerich Verfahren zur Regelung der Foliendicke an einer Blasfolien-Extruderanlage
DE3002903C2 (de) * 1980-01-28 1986-12-04 Windmöller & Hölscher, 4540 Lengerich Verfahren zur Regelung der Foliendicke an einer Blasfolienextruderanlage
DE3014989C2 (de) * 1980-04-18 1991-01-24 Windmöller & Hölscher, 4540 Lengerich Verfahren zur Steuerung der Foliendicke an einer Blasfolienextruderanlage
DD200078A1 (de) * 1981-07-09 1983-03-16 Joachim Breier Vorrichtung zur steuerung von extrusionsanlagen
DE3211833C2 (de) * 1982-03-31 1985-09-26 Reifenhäuser GmbH & Co Maschinenfabrik, 5210 Troisdorf Blaskopf für die Herstellung einer Kunststoffblasfolie durch Flachlegen eines Blasfolienschlauches

Also Published As

Publication number Publication date
EP0203479A3 (en) 1987-01-21
US4711747A (en) 1987-12-08
FI81300C (fi) 1990-10-10
EP0203479A2 (de) 1986-12-03
DE3518155C2 (OSRAM) 1987-11-12
NO861985L (no) 1986-11-24
FI862133A7 (fi) 1986-11-22
EP0203479B1 (de) 1989-07-26
DE3518155A1 (de) 1986-11-27
FI81300B (fi) 1990-06-29
FI862133A0 (fi) 1986-05-21
JPH0550372B2 (OSRAM) 1993-07-28
NO173596B (no) 1993-09-27
JPS62189134A (ja) 1987-08-18

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