JPS6414220A - Base for information recording medium - Google Patents

Base for information recording medium

Info

Publication number
JPS6414220A
JPS6414220A JP62169567A JP16956787A JPS6414220A JP S6414220 A JPS6414220 A JP S6414220A JP 62169567 A JP62169567 A JP 62169567A JP 16956787 A JP16956787 A JP 16956787A JP S6414220 A JPS6414220 A JP S6414220A
Authority
JP
Japan
Prior art keywords
units
information recording
base
ratio
recording media
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.)
Pending
Application number
JP62169567A
Other languages
English (en)
Inventor
Fumio Sato
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 Rayon Co Ltd
Original Assignee
Mitsubishi Rayon 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 Mitsubishi Rayon Co Ltd filed Critical Mitsubishi Rayon Co Ltd
Priority to JP62169567A priority Critical patent/JPS6414220A/ja
Publication of JPS6414220A publication Critical patent/JPS6414220A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins
    • G11B7/2536—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins polystyrene [PS]
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
    • G02B1/041—Lenses
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers
    • G11B7/253—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates
    • G11B7/2533—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of substrates comprising resins

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP62169567A 1987-07-07 1987-07-07 Base for information recording medium Pending JPS6414220A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62169567A JPS6414220A (en) 1987-07-07 1987-07-07 Base for information recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62169567A JPS6414220A (en) 1987-07-07 1987-07-07 Base for information recording medium

Publications (1)

Publication Number Publication Date
JPS6414220A true JPS6414220A (en) 1989-01-18

Family

ID=15888862

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62169567A Pending JPS6414220A (en) 1987-07-07 1987-07-07 Base for information recording medium

Country Status (1)

Country Link
JP (1) JPS6414220A (ja)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009084541A1 (ja) * 2007-12-27 2009-07-09 Asahi Kasei Chemicals Corporation アクリル系熱可塑性樹脂、及び光学材料用成形体
WO2010013557A1 (ja) * 2008-07-31 2010-02-04 旭化成ケミカルズ株式会社 アクリル系熱可塑性樹脂、及びその成形体
JP2011001525A (ja) * 2009-06-22 2011-01-06 Asahi Kasei Chemicals Corp 透明プラスチック基板
WO2016114374A1 (ja) * 2015-01-15 2016-07-21 デンカ株式会社 透明な高耐熱性樹脂組成物

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009084541A1 (ja) * 2007-12-27 2009-07-09 Asahi Kasei Chemicals Corporation アクリル系熱可塑性樹脂、及び光学材料用成形体
JP4717947B2 (ja) * 2007-12-27 2011-07-06 旭化成ケミカルズ株式会社 アクリル系熱可塑性樹脂、及び光学材料用成形体
TWI383999B (zh) * 2007-12-27 2013-02-01 Asahi Kasei Chemicals Corp 丙烯酸系熱塑性樹脂及光學材料用成形體
US8779076B2 (en) 2007-12-27 2014-07-15 Asahi Kasei Chemicals Corporation Thermoplastic acrylic resin and molded body for optical member
WO2010013557A1 (ja) * 2008-07-31 2010-02-04 旭化成ケミカルズ株式会社 アクリル系熱可塑性樹脂、及びその成形体
JP5283701B2 (ja) * 2008-07-31 2013-09-04 旭化成ケミカルズ株式会社 アクリル系熱可塑性樹脂、及びその成形体
US8895682B2 (en) 2008-07-31 2014-11-25 Asahi Kasei Chemicals Corporation Thermoplastic acrylic resin, and molded product thereof
JP2011001525A (ja) * 2009-06-22 2011-01-06 Asahi Kasei Chemicals Corp 透明プラスチック基板
WO2016114374A1 (ja) * 2015-01-15 2016-07-21 デンカ株式会社 透明な高耐熱性樹脂組成物
JPWO2016114374A1 (ja) * 2015-01-15 2017-10-19 デンカ株式会社 透明な高耐熱性樹脂組成物

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