JPS6330880B2 - - Google Patents

Info

Publication number
JPS6330880B2
JPS6330880B2 JP55146412A JP14641280A JPS6330880B2 JP S6330880 B2 JPS6330880 B2 JP S6330880B2 JP 55146412 A JP55146412 A JP 55146412A JP 14641280 A JP14641280 A JP 14641280A JP S6330880 B2 JPS6330880 B2 JP S6330880B2
Authority
JP
Japan
Prior art keywords
protective film
film
recording medium
recording member
information recording
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.)
Expired
Application number
JP55146412A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5770694A (en
Inventor
Toshiharu Nakagawa
Yoshinori Fujimori
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric 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 Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Priority to JP55146412A priority Critical patent/JPS5770694A/ja
Publication of JPS5770694A publication Critical patent/JPS5770694A/ja
Publication of JPS6330880B2 publication Critical patent/JPS6330880B2/ja
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252Record 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
    • G11B7/254Record 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 protective topcoat layers
    • G11B7/2542Record 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 protective topcoat layers consisting essentially of organic resins
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242Record 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
    • G11B7/243Record 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 inorganic materials only, e.g. ablative layers
    • G11B2007/24302Metals or metalloids
    • G11B2007/24314Metals or metalloids group 15 elements (e.g. Sb, Bi)
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/242Record 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
    • G11B7/243Record 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 inorganic materials only, e.g. ablative layers
    • G11B2007/24302Metals or metalloids
    • G11B2007/24316Metals or metalloids group 16 elements (i.e. chalcogenides, Se, Te)
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252Record 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
    • G11B7/253Record 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
    • G11B7/2531Record 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 glass
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/241Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material
    • G11B7/252Record 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
    • G11B7/253Record 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
    • G11B7/2533Record 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

  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP55146412A 1980-10-20 1980-10-20 Information-recording member Granted JPS5770694A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55146412A JPS5770694A (en) 1980-10-20 1980-10-20 Information-recording member

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55146412A JPS5770694A (en) 1980-10-20 1980-10-20 Information-recording member

Publications (2)

Publication Number Publication Date
JPS5770694A JPS5770694A (en) 1982-05-01
JPS6330880B2 true JPS6330880B2 (de) 1988-06-21

Family

ID=15407104

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55146412A Granted JPS5770694A (en) 1980-10-20 1980-10-20 Information-recording member

Country Status (1)

Country Link
JP (1) JPS5770694A (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5977647A (ja) * 1982-10-26 1984-05-04 Matsushita Electric Ind Co Ltd 光学式円盤
US4584259A (en) * 1982-12-17 1986-04-22 Burroughs Corporation Coated media for optical recording with acrylic overcoat
JPS60500108A (ja) * 1982-12-17 1985-01-24 バロ−ス・コ−ポレ−ション “軟質/硬質”オ−バコ−トを備えた光学記録用のコ−トされた媒体
EP0137760B1 (de) * 1983-09-23 1989-03-15 Unisys Corporation Schutzschicht für optische Aufzeichnungsmedien
SE445656B (sv) * 1983-12-13 1986-07-07 Sven Runo Vilhelm Gebelius Anordning vid ett stolpformigt element der ett flexibelt band er anordnat, vars lengd vesentligen overstiger lengden mellan dess infestningspunkter i det stolpformiga elementet och fundamentet
JPS6282528A (ja) * 1985-10-08 1987-04-16 Pioneer Electronic Corp 光学式情報記録媒体
JP2642620B2 (ja) * 1986-06-09 1997-08-20 大日本印刷株式会社 光カード
JPH0278037A (ja) * 1988-09-14 1990-03-19 Toppan Printing Co Ltd 光記録媒体
JPH0344839A (ja) * 1989-07-11 1991-02-26 Matsushita Electric Ind Co Ltd 平板状情報記録担体
DE69219649T2 (de) * 1991-02-16 1997-10-23 Canon Kk Optisches Aufzeichnungsmedium

Also Published As

Publication number Publication date
JPS5770694A (en) 1982-05-01

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