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JPS5271573A - Method of adjusting margin thickness of thermoplastic resin elongation film - Google Patents

Method of adjusting margin thickness of thermoplastic resin elongation film

Info

Publication number
JPS5271573A
JPS5271573A JP50148277A JP14827775A JPS5271573A JP S5271573 A JPS5271573 A JP S5271573A JP 50148277 A JP50148277 A JP 50148277A JP 14827775 A JP14827775 A JP 14827775A JP S5271573 A JPS5271573 A JP S5271573A
Authority
JP
Japan
Prior art keywords
thermoplastic resin
elongation film
margin thickness
resin elongation
adjusting margin
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
JP50148277A
Other languages
Japanese (ja)
Other versions
JPS5839649B2 (en
Inventor
Yoshimori Ootomi
Kazuo Kawasaki
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.)
Mitsubishi Plastics Inc
Original Assignee
Mitsubishi Plastics Inc
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 Mitsubishi Plastics Inc filed Critical Mitsubishi Plastics Inc
Priority to JP50148277A priority Critical patent/JPS5839649B2/en
Publication of JPS5271573A publication Critical patent/JPS5271573A/en
Publication of JPS5839649B2 publication Critical patent/JPS5839649B2/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
    • B29C48/03—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
    • B29C48/13—Articles with a cross-section varying in the longitudinal direction, e.g. corrugated pipes
    • 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
    • B29C2948/92009—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
    • B29C2948/92428—Calibration, after-treatment, or cooling 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
    • 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
    • B29C2948/92923—Calibration, after-treatment or cooling zone

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP50148277A 1975-12-12 1975-12-12 How to use the original film Expired JPS5839649B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50148277A JPS5839649B2 (en) 1975-12-12 1975-12-12 How to use the original film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50148277A JPS5839649B2 (en) 1975-12-12 1975-12-12 How to use the original film

Publications (2)

Publication Number Publication Date
JPS5271573A true JPS5271573A (en) 1977-06-15
JPS5839649B2 JPS5839649B2 (en) 1983-08-31

Family

ID=15449158

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50148277A Expired JPS5839649B2 (en) 1975-12-12 1975-12-12 How to use the original film

Country Status (1)

Country Link
JP (1) JPS5839649B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56120317A (en) * 1980-02-28 1981-09-21 Mitsubishi Heavy Ind Ltd Control of thickness of film
JPS56120318A (en) * 1980-02-28 1981-09-21 Mitsubishi Heavy Ind Ltd Control of film thickness
JPS56133135A (en) * 1980-03-21 1981-10-19 Mitsubishi Heavy Ind Ltd Controlling method for thickness of film

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56120317A (en) * 1980-02-28 1981-09-21 Mitsubishi Heavy Ind Ltd Control of thickness of film
JPS56120318A (en) * 1980-02-28 1981-09-21 Mitsubishi Heavy Ind Ltd Control of film thickness
JPS6359854B2 (en) * 1980-02-28 1988-11-21
JPS6359855B2 (en) * 1980-02-28 1988-11-21
JPS56133135A (en) * 1980-03-21 1981-10-19 Mitsubishi Heavy Ind Ltd Controlling method for thickness of film
JPS6359856B2 (en) * 1980-03-21 1988-11-21

Also Published As

Publication number Publication date
JPS5839649B2 (en) 1983-08-31

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