JPS5883344A - 光学的情報記録媒体 - Google Patents

光学的情報記録媒体

Info

Publication number
JPS5883344A
JPS5883344A JP56181021A JP18102181A JPS5883344A JP S5883344 A JPS5883344 A JP S5883344A JP 56181021 A JP56181021 A JP 56181021A JP 18102181 A JP18102181 A JP 18102181A JP S5883344 A JPS5883344 A JP S5883344A
Authority
JP
Japan
Prior art keywords
recording medium
recording
optical information
information recording
layer
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
JP56181021A
Other languages
English (en)
Japanese (ja)
Other versions
JPH038021B2 (enrdf_load_stackoverflow
Inventor
Kiyoshi Tanigawa
清 谷川
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 Ricoh Co Ltd filed Critical Ricoh Co Ltd
Priority to JP56181021A priority Critical patent/JPS5883344A/ja
Publication of JPS5883344A publication Critical patent/JPS5883344A/ja
Publication of JPH038021B2 publication Critical patent/JPH038021B2/ja
Granted 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
    • G11B7/242—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers
    • G11B7/244—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of recording layers comprising organic materials only
    • 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
    • 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
    • G11B7/258—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 reflective layers
    • G11B7/2585—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 reflective layers based on aluminium

Landscapes

  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP56181021A 1981-11-13 1981-11-13 光学的情報記録媒体 Granted JPS5883344A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56181021A JPS5883344A (ja) 1981-11-13 1981-11-13 光学的情報記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56181021A JPS5883344A (ja) 1981-11-13 1981-11-13 光学的情報記録媒体

Publications (2)

Publication Number Publication Date
JPS5883344A true JPS5883344A (ja) 1983-05-19
JPH038021B2 JPH038021B2 (enrdf_load_stackoverflow) 1991-02-05

Family

ID=16093367

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56181021A Granted JPS5883344A (ja) 1981-11-13 1981-11-13 光学的情報記録媒体

Country Status (1)

Country Link
JP (1) JPS5883344A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5792863A (en) * 1995-04-14 1998-08-11 Nippon Paper Industries Co., Ltd. Acridine derivatives and metal complexes thereof used for transparent recording medium or optical recording medium

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7576171B2 (en) * 2005-06-17 2009-08-18 Eastman Chemical Company Pacifiers comprising polyester compositions formed from 2,2,4,4-tetramethyl-1,3-cyclobutanediol and 1,4-cyclohexanedimethanol

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5792863A (en) * 1995-04-14 1998-08-11 Nippon Paper Industries Co., Ltd. Acridine derivatives and metal complexes thereof used for transparent recording medium or optical recording medium
US5892042A (en) * 1995-04-14 1999-04-06 Nippon Paper Industries Co., Ltd. Acridine derivative metal complexes used for transparent recording medium or optical recording medium
US5919928A (en) * 1995-04-14 1999-07-06 Nippon Paper Industries, Co., Ltd. Phenanthridine derivatives and metal complexes thereof used for transparent recording medium or optical recording medium

Also Published As

Publication number Publication date
JPH038021B2 (enrdf_load_stackoverflow) 1991-02-05

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