FR2306064A1 - Procede pour la fabrication de pellicules de resine thermoplastique a irregularite d'epaisseur reduite et dispositif pour la mise en oeuvre dudit procede - Google Patents

Procede pour la fabrication de pellicules de resine thermoplastique a irregularite d'epaisseur reduite et dispositif pour la mise en oeuvre dudit procede

Info

Publication number
FR2306064A1
FR2306064A1 FR7609277A FR7609277A FR2306064A1 FR 2306064 A1 FR2306064 A1 FR 2306064A1 FR 7609277 A FR7609277 A FR 7609277A FR 7609277 A FR7609277 A FR 7609277A FR 2306064 A1 FR2306064 A1 FR 2306064A1
Authority
FR
France
Prior art keywords
irregularity
implementing
manufacturing
thermoplastic resin
reduced thickness
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.)
Granted
Application number
FR7609277A
Other languages
English (en)
Other versions
FR2306064B1 (fr
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.)
Teijin Ltd
Original Assignee
Teijin Ltd
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 Teijin Ltd filed Critical Teijin Ltd
Publication of FR2306064A1 publication Critical patent/FR2306064A1/fr
Application granted granted Critical
Publication of FR2306064B1 publication Critical patent/FR2306064B1/fr
Granted 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
    • B29C48/911—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
    • B29C48/78—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
    • B29C48/88—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 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
    • B29C2948/92504—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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Moulding By Coating Moulds (AREA)
FR7609277A 1975-04-01 1976-03-31 Procede pour la fabrication de pellicules de resine thermoplastique a irregularite d'epaisseur reduite et dispositif pour la mise en oeuvre dudit procede Granted FR2306064A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50038588A JPS5835131B2 (ja) 1975-04-01 1975-04-01 熱可塑性樹脂フイルムの製造装置

Publications (2)

Publication Number Publication Date
FR2306064A1 true FR2306064A1 (fr) 1976-10-29
FR2306064B1 FR2306064B1 (fr) 1978-11-17

Family

ID=12529448

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7609277A Granted FR2306064A1 (fr) 1975-04-01 1976-03-31 Procede pour la fabrication de pellicules de resine thermoplastique a irregularite d'epaisseur reduite et dispositif pour la mise en oeuvre dudit procede

Country Status (7)

Country Link
US (1) US4129630A (fr)
JP (1) JPS5835131B2 (fr)
CA (1) CA1062426A (fr)
DE (1) DE2613094A1 (fr)
FR (1) FR2306064A1 (fr)
GB (1) GB1503092A (fr)
NL (1) NL169283C (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4332543A (en) * 1980-09-15 1982-06-01 Monsanto Company Extrusion die with melt flow control
US4668463A (en) * 1982-07-21 1987-05-26 Clopay Corporation Method of making linear low density polyethylene film
JPH0272923A (ja) * 1988-09-08 1990-03-13 Fuji Photo Film Co Ltd 熱可塑性重合体フィルムの製造方法
US5494619A (en) 1994-10-18 1996-02-27 Eastman Kodak Company Improved electrostatic pinning method
US5674440A (en) * 1995-05-05 1997-10-07 Graham Engineering Corporation Die head with adjustable mandrel and method
DE102006012297A1 (de) * 2006-03-15 2007-09-20 Breyer Gmbh Maschinenfabrik Verfahren zum Betreiben von Extrusionsanlagen zum Extrudieren von thermoplastischen Kunststoffen

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2047669A5 (fr) * 1969-05-12 1971-03-12 Du Pont
US3795474A (en) * 1972-03-08 1974-03-05 Du Pont Molten thermoplastic web quenching apparatus

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660549A (en) * 1970-03-23 1972-05-02 Du Pont Electrostatic pinning of dielectric film
US3686374A (en) * 1970-03-23 1972-08-22 Du Pont Gas assisted electrostatic pinning
US3655307A (en) * 1970-03-23 1972-04-11 Du Pont Electrostatic pinning of dielectric film
BE792198A (fr) * 1971-12-02 1973-06-01 Du Pont Epinglage electrostatique de pellicules de polymere
US3779682A (en) * 1972-03-08 1973-12-18 Du Pont Quenching molten thermoplastic film
US3904725A (en) * 1972-03-08 1975-09-09 Du Pont Quenching molten thermoplastic film
US3819775A (en) * 1972-08-15 1974-06-25 R Mules Method of making polymeric film
US3820929A (en) * 1972-12-14 1974-06-28 Celanese Corp Electrostatic pinning of polymeric film

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2047669A5 (fr) * 1969-05-12 1971-03-12 Du Pont
US3795474A (en) * 1972-03-08 1974-03-05 Du Pont Molten thermoplastic web quenching apparatus

Also Published As

Publication number Publication date
NL7603402A (nl) 1976-10-05
FR2306064B1 (fr) 1978-11-17
NL169283B (nl) 1982-02-01
DE2613094A1 (de) 1976-10-14
GB1503092A (en) 1978-03-08
CA1062426A (fr) 1979-09-18
JPS51114466A (en) 1976-10-08
US4129630A (en) 1978-12-12
JPS5835131B2 (ja) 1983-08-01
NL169283C (nl) 1982-07-01

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