CH537269A - Verfahren und Vorrichtung zur kontinuierlichen Dickenänderung bei der Herstellung von Folienbahnen - Google Patents

Verfahren und Vorrichtung zur kontinuierlichen Dickenänderung bei der Herstellung von Folienbahnen

Info

Publication number
CH537269A
CH537269A CH1307772A CH1307772A CH537269A CH 537269 A CH537269 A CH 537269A CH 1307772 A CH1307772 A CH 1307772A CH 1307772 A CH1307772 A CH 1307772A CH 537269 A CH537269 A CH 537269A
Authority
CH
Switzerland
Prior art keywords
thickness
production
continuous change
film webs
webs
Prior art date
Application number
CH1307772A
Other languages
English (en)
Inventor
Sauer Christian Dr Dipl-Phys
Schwaegler Peter
Roth Norbert Dr Dipl-Phys
Unger Manfred Dr Dipl-Chem
Guenter Dipl Ing Haas
Original Assignee
Kalle Ag
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 Kalle Ag filed Critical Kalle Ag
Publication of CH537269A publication Critical patent/CH537269A/de

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
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/915—Cooling of flat articles, e.g. using specially adapted supporting means with means for improving the adhesion to the supporting means
    • B29C48/9165—Electrostatic pinning
    • 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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9135—Cooling of flat articles, e.g. using specially adapted supporting means
    • B29C48/914—Cooling of flat articles, e.g. using specially adapted supporting means cooling drums
    • 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
    • B29C2948/92009—Measured parameter
    • B29C2948/92114—Dimensions
    • B29C2948/92152—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
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92438—Conveying, transporting or storage of articles
    • 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
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; 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
    • B29C48/03—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
    • B29C48/07—Flat, e.g. panels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
CH1307772A 1971-09-09 1972-09-06 Verfahren und Vorrichtung zur kontinuierlichen Dickenänderung bei der Herstellung von Folienbahnen CH537269A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2145080A DE2145080C3 (de) 1971-09-09 1971-09-09 Verfahren und Vorrichtung zur kontinuierlichen Änderung des Dickenprofils bei der Herstellung von Folienbahnen

Publications (1)

Publication Number Publication Date
CH537269A true CH537269A (de) 1973-05-31

Family

ID=5819085

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1307772A CH537269A (de) 1971-09-09 1972-09-06 Verfahren und Vorrichtung zur kontinuierlichen Dickenänderung bei der Herstellung von Folienbahnen

Country Status (11)

Country Link
US (1) US3898026A (de)
JP (1) JPS4836260A (de)
AT (1) AT320264B (de)
BE (1) BE787234A (de)
CA (1) CA988455A (de)
CH (1) CH537269A (de)
DE (1) DE2145080C3 (de)
FR (1) FR2152761B1 (de)
GB (1) GB1409802A (de)
IT (1) IT965239B (de)
NL (1) NL7211807A (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4071589A (en) * 1972-05-12 1978-01-31 Imperial Chemical Industries Limited Quenching of polymeric film
US4162139A (en) * 1973-02-07 1979-07-24 Imperial Chemical Industries Limited Casting of polymeric film
US4028032A (en) * 1976-03-09 1977-06-07 Celanese Corporation Apparatus for precision electrostatic pinning
US4138768A (en) * 1977-03-17 1979-02-13 Roth Eldon N Apparatus and method for forming meat patties
US4284595A (en) * 1979-01-19 1981-08-18 Morrison-Knudsen Forest Products Company, Inc. Orientation and deposition of fibers in the manufacture of fiberboard
US4349575A (en) * 1980-09-15 1982-09-14 Roth Eldon N Method for freezing and forming meat patties
US4594203A (en) * 1983-03-16 1986-06-10 Toray Industries, Inc. Method for producing a thermoplastic polymeric sheet
DE3735001A1 (de) * 1987-10-16 1989-04-27 Reifenhaeuser Masch Vorrichtung fuer die elektrostatische fixierung einer schmelzefahne aus thermoplastischem kunststoff auf einer kuehlwalze
DE3740088C1 (de) * 1987-11-26 1988-11-10 Reifenhaeuser Masch Verfahren zur Herstellung einer Folie aus thermoplastischem Kunststoff
US4810432A (en) * 1987-12-28 1989-03-07 Polaroid Corporation Method and apparatus for establishing a uniform charge on a substrate
US4997600A (en) * 1988-05-24 1991-03-05 Mitsubishi Monsanto Chemical Company, Ltd. Process for preparation of thermoplastic resin sheets
US6531230B1 (en) * 1998-01-13 2003-03-11 3M Innovative Properties Company Color shifting film
CN1270951C (zh) * 2000-09-29 2006-08-23 东丽株式会社 薄膜卷体及其制造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US875026A (en) * 1907-01-21 1907-12-31 Thomas J Murphy Journal-box lid.
US3247430A (en) * 1962-09-27 1966-04-19 Eastman Kodak Co Electrostatic charging apparatus
US3233156A (en) * 1961-06-07 1966-02-01 Eastman Kodak Co Electrostatic charging methods and apparatus
US3520959A (en) * 1968-03-05 1970-07-21 Celanese Corp Process for electrostatically pinning extruded thermoplastic film
US3597515A (en) * 1969-01-22 1971-08-03 Dow Chemical Co Plastic extrusion process in chill roll casting of film for improved flatness
BE757907A (nl) * 1969-10-30 1971-04-23 Agfa Gevaert Nv Procede voor de vervaardiging van polymeerfilm door extrusie
US3686374A (en) * 1970-03-23 1972-08-22 Du Pont Gas assisted electrostatic pinning

Also Published As

Publication number Publication date
FR2152761B1 (de) 1977-08-05
DE2145080A1 (de) 1973-03-22
FR2152761A1 (de) 1973-04-27
DE2145080B2 (de) 1980-03-27
JPS4836260A (de) 1973-05-28
AT320264B (de) 1975-02-10
CA988455A (en) 1976-05-04
US3898026A (en) 1975-08-05
GB1409802A (en) 1975-10-15
IT965239B (it) 1974-01-31
BE787234A (fr) 1973-02-05
NL7211807A (de) 1973-03-13
DE2145080C3 (de) 1980-11-20

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Legal Events

Date Code Title Description
PL Patent ceased