JPS53143659A - Manufacture of thermoplastic film - Google Patents

Manufacture of thermoplastic film

Info

Publication number
JPS53143659A
JPS53143659A JP5766577A JP5766577A JPS53143659A JP S53143659 A JPS53143659 A JP S53143659A JP 5766577 A JP5766577 A JP 5766577A JP 5766577 A JP5766577 A JP 5766577A JP S53143659 A JPS53143659 A JP S53143659A
Authority
JP
Japan
Prior art keywords
thermoplastic film
manufacture
wire
cooling drum
film
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
JP5766577A
Other languages
Japanese (ja)
Other versions
JPS5941850B2 (en
Inventor
Yoshiaki Tokai
Hisashi Hamano
Kazuyuki Sakai
Kumaichi Fukumoto
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 JP52057665A priority Critical patent/JPS5941850B2/en
Publication of JPS53143659A publication Critical patent/JPS53143659A/en
Publication of JPS5941850B2 publication Critical patent/JPS5941850B2/en
Expired 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
    • B29C48/88—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Moulding By Coating Moulds (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

PURPOSE:To provide a longer-acting electrode wire to enhance adherence of extruded thermoplastic film to a cooling drum, by preventing sticking the sublimed product from said extruded film to said wire, by installing a covering device for said wire between a die and the cooling drum.
JP52057665A 1977-05-20 1977-05-20 Method for manufacturing thermoplastic film Expired JPS5941850B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP52057665A JPS5941850B2 (en) 1977-05-20 1977-05-20 Method for manufacturing thermoplastic film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52057665A JPS5941850B2 (en) 1977-05-20 1977-05-20 Method for manufacturing thermoplastic film

Publications (2)

Publication Number Publication Date
JPS53143659A true JPS53143659A (en) 1978-12-14
JPS5941850B2 JPS5941850B2 (en) 1984-10-11

Family

ID=13062191

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52057665A Expired JPS5941850B2 (en) 1977-05-20 1977-05-20 Method for manufacturing thermoplastic film

Country Status (1)

Country Link
JP (1) JPS5941850B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100277013B1 (en) * 1998-05-13 2001-02-01 장용균 Method for producing polyester sheet

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100277013B1 (en) * 1998-05-13 2001-02-01 장용균 Method for producing polyester sheet

Also Published As

Publication number Publication date
JPS5941850B2 (en) 1984-10-11

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