JPS5417982A - Extruded sheet of novel rigid thermoplastic synthetic resin - Google Patents

Extruded sheet of novel rigid thermoplastic synthetic resin

Info

Publication number
JPS5417982A
JPS5417982A JP8281277A JP8281277A JPS5417982A JP S5417982 A JPS5417982 A JP S5417982A JP 8281277 A JP8281277 A JP 8281277A JP 8281277 A JP8281277 A JP 8281277A JP S5417982 A JPS5417982 A JP S5417982A
Authority
JP
Japan
Prior art keywords
synthetic resin
thermoplastic synthetic
rigid thermoplastic
extruded sheet
novel rigid
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
JP8281277A
Other languages
Japanese (ja)
Other versions
JPS6146305B2 (en
Inventor
Tsuneyuki Kato
Keishiro Hiraga
Junji Seki
Makoto Suzuki
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.)
Asahi Chemical Industry Co Ltd
Original Assignee
Asahi Chemical Industry Co 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 Asahi Chemical Industry Co Ltd filed Critical Asahi Chemical Industry Co Ltd
Priority to JP8281277A priority Critical patent/JPS5417982A/en
Publication of JPS5417982A publication Critical patent/JPS5417982A/en
Publication of JPS6146305B2 publication Critical patent/JPS6146305B2/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
    • B29C48/92—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
    • B29C2948/92704—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
    • B29C2948/92923—Calibration, after-treatment or cooling zone

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Treatments Of Macromolecular Shaped Articles (AREA)
  • Moulding By Coating Moulds (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Shaping Of Tube Ends By Bending Or Straightening (AREA)

Abstract

PURPOSE:Extruded sheets of rigid thermoplastic synthetic resin, which are made by extruding a thermoplastic resin under specific conditions and have surfaces with excellent optical properties because of their surface optical density lower than a specific level and exibition of no transferse wavephenomenon.
JP8281277A 1977-07-11 1977-07-11 Extruded sheet of novel rigid thermoplastic synthetic resin Granted JPS5417982A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8281277A JPS5417982A (en) 1977-07-11 1977-07-11 Extruded sheet of novel rigid thermoplastic synthetic resin

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8281277A JPS5417982A (en) 1977-07-11 1977-07-11 Extruded sheet of novel rigid thermoplastic synthetic resin

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP13834380A Division JPS56162625A (en) 1980-10-03 1980-10-03 Extruded sheet of methyl methacrylate polymer

Publications (2)

Publication Number Publication Date
JPS5417982A true JPS5417982A (en) 1979-02-09
JPS6146305B2 JPS6146305B2 (en) 1986-10-13

Family

ID=13784813

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8281277A Granted JPS5417982A (en) 1977-07-11 1977-07-11 Extruded sheet of novel rigid thermoplastic synthetic resin

Country Status (1)

Country Link
JP (1) JPS5417982A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60151022A (en) * 1984-01-19 1985-08-08 Toray Ind Inc Drive mechanism of film casting device
JPS6248523A (en) * 1985-08-28 1987-03-03 Teijin Chem Ltd Manufacture of polycarbonate sheet
US5242742A (en) * 1990-06-09 1993-09-07 Roehm Gmbh Chemische Fabrik Extruded solid plastic sheet or film

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60151022A (en) * 1984-01-19 1985-08-08 Toray Ind Inc Drive mechanism of film casting device
JPS6248523A (en) * 1985-08-28 1987-03-03 Teijin Chem Ltd Manufacture of polycarbonate sheet
JPH0261899B2 (en) * 1985-08-28 1990-12-21 Teijin Chemicals Ltd
US5242742A (en) * 1990-06-09 1993-09-07 Roehm Gmbh Chemische Fabrik Extruded solid plastic sheet or film
US5286436A (en) * 1990-06-09 1994-02-15 Rohm Gmbh Chemische Fabrik Producing extruded solid plastic sheet and film

Also Published As

Publication number Publication date
JPS6146305B2 (en) 1986-10-13

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