JPS6123103B2 - - Google Patents

Info

Publication number
JPS6123103B2
JPS6123103B2 JP54000024A JP2479A JPS6123103B2 JP S6123103 B2 JPS6123103 B2 JP S6123103B2 JP 54000024 A JP54000024 A JP 54000024A JP 2479 A JP2479 A JP 2479A JP S6123103 B2 JPS6123103 B2 JP S6123103B2
Authority
JP
Japan
Prior art keywords
film
cooling drum
thermoplastic resin
speed
stretching
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.)
Expired
Application number
JP54000024A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5593422A (en
Inventor
Hiroshi Noda
Yoshiaki Tanihara
Takashi Ikeda
Itsuo Ogiuchi
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
Priority to JP2479A priority Critical patent/JPS5593422A/ja
Priority to US06/107,280 priority patent/US4294791A/en
Priority to DE19803000192 priority patent/DE3000192A1/de
Priority to GB8000286A priority patent/GB2040791B/en
Publication of JPS5593422A publication Critical patent/JPS5593422A/ja
Publication of JPS6123103B2 publication Critical patent/JPS6123103B2/ja
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
    • B29C48/914—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
    • B29C48/03—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
    • B29C48/92—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
    • B29C2948/9258—Velocity
    • B29C2948/9259—Angular velocity
    • 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)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP2479A 1979-01-05 1979-01-05 Preparation of thermoplastic resin film Granted JPS5593422A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2479A JPS5593422A (en) 1979-01-05 1979-01-05 Preparation of thermoplastic resin film
US06/107,280 US4294791A (en) 1979-01-05 1979-12-26 Process for producing thermoplastic resin film of markedly reduced thickness unevenness
DE19803000192 DE3000192A1 (de) 1979-01-05 1980-01-04 Verfahren zur herstellung eines films aus einem thermoplastischen harz mit wesentlich verringerter dickenungleichmaessigkeit
GB8000286A GB2040791B (en) 1979-01-05 1980-01-04 Process for producing thermoplastic resin film of markedly reduced thickness unevenness

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2479A JPS5593422A (en) 1979-01-05 1979-01-05 Preparation of thermoplastic resin film

Publications (2)

Publication Number Publication Date
JPS5593422A JPS5593422A (en) 1980-07-15
JPS6123103B2 true JPS6123103B2 (de) 1986-06-04

Family

ID=11462816

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2479A Granted JPS5593422A (en) 1979-01-05 1979-01-05 Preparation of thermoplastic resin film

Country Status (1)

Country Link
JP (1) JPS5593422A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2622874B2 (ja) * 1988-12-26 1997-06-25 ニッタ株式会社 長尺歯付ベルトの製造法

Also Published As

Publication number Publication date
JPS5593422A (en) 1980-07-15

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