JPH0316278B2 - - Google Patents

Info

Publication number
JPH0316278B2
JPH0316278B2 JP57184094A JP18409482A JPH0316278B2 JP H0316278 B2 JPH0316278 B2 JP H0316278B2 JP 57184094 A JP57184094 A JP 57184094A JP 18409482 A JP18409482 A JP 18409482A JP H0316278 B2 JPH0316278 B2 JP H0316278B2
Authority
JP
Japan
Prior art keywords
phthalocyanine
recording layer
medium
group
polymer
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 - Lifetime
Application number
JP57184094A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5973994A (ja
Inventor
Akihiko Kuroiwa
Noryoshi Nanba
Shigeru Asami
Shiro Nakagawa
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.)
TDK Corp
Original Assignee
TDK Corp
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 TDK Corp filed Critical TDK Corp
Priority to JP57184094A priority Critical patent/JPS5973994A/ja
Publication of JPS5973994A publication Critical patent/JPS5973994A/ja
Publication of JPH0316278B2 publication Critical patent/JPH0316278B2/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
    • G11B7/242Record 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
    • G11B7/244Record 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
    • G11B7/245Record 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 containing a polymeric component
    • 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
    • G11B7/244Record 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
    • G11B7/246Record 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 containing dyes
    • G11B7/248Record 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 containing dyes porphines; azaporphines, e.g. phthalocyanines

Landscapes

  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Macromolecular Compounds Obtained By Forming Nitrogen-Containing Linkages In General (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP57184094A 1982-10-20 1982-10-20 光記録媒体 Granted JPS5973994A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57184094A JPS5973994A (ja) 1982-10-20 1982-10-20 光記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57184094A JPS5973994A (ja) 1982-10-20 1982-10-20 光記録媒体

Publications (2)

Publication Number Publication Date
JPS5973994A JPS5973994A (ja) 1984-04-26
JPH0316278B2 true JPH0316278B2 (enrdf_load_stackoverflow) 1991-03-05

Family

ID=16147285

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57184094A Granted JPS5973994A (ja) 1982-10-20 1982-10-20 光記録媒体

Country Status (1)

Country Link
JP (1) JPS5973994A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60184887A (ja) * 1984-03-05 1985-09-20 Hiroyoshi Shirai 光記録媒体およびその記録方法
GB8431924D0 (en) * 1984-12-18 1985-01-30 Ici Plc Optical recording medium
JPH0717092B2 (ja) * 1985-02-04 1995-03-01 ヘキスト・セラニ−ズ・コ−ポレ−ション 有機大環状発色団を含有する光情報記憶媒体
ATE451428T1 (de) * 2001-04-17 2009-12-15 Basf Se Metallocenylphthalocyanine als optische aufzeichnungsmedien
EP4079789A4 (en) * 2019-12-18 2023-12-20 Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. THIN FILM MATERIAL AND PRODUCTION PROCESS FOR THIN FILM MATERIAL

Also Published As

Publication number Publication date
JPS5973994A (ja) 1984-04-26

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