JPH0316276B2 - - Google Patents

Info

Publication number
JPH0316276B2
JPH0316276B2 JP57173749A JP17374982A JPH0316276B2 JP H0316276 B2 JPH0316276 B2 JP H0316276B2 JP 57173749 A JP57173749 A JP 57173749A JP 17374982 A JP17374982 A JP 17374982A JP H0316276 B2 JPH0316276 B2 JP H0316276B2
Authority
JP
Japan
Prior art keywords
phthalocyanine
polymer
styrene
recording layer
medium
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
JP57173749A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5962188A (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 JP57173749A priority Critical patent/JPS5962188A/ja
Publication of JPS5962188A publication Critical patent/JPS5962188A/ja
Publication of JPH0316276B2 publication Critical patent/JPH0316276B2/ja
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B69/00Dyes not provided for by a single group of this subclass
    • C09B69/10Polymeric dyes; Reaction products of dyes with monomers or with macromolecular compounds
    • C09B69/108Polymeric dyes; Reaction products of dyes with monomers or with macromolecular compounds containing a phthalocyanine dye
    • 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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
JP57173749A 1982-10-02 1982-10-02 光記録媒体 Granted JPS5962188A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57173749A JPS5962188A (ja) 1982-10-02 1982-10-02 光記録媒体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57173749A JPS5962188A (ja) 1982-10-02 1982-10-02 光記録媒体

Publications (2)

Publication Number Publication Date
JPS5962188A JPS5962188A (ja) 1984-04-09
JPH0316276B2 true JPH0316276B2 (enrdf_load_stackoverflow) 1991-03-05

Family

ID=15966414

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57173749A Granted JPS5962188A (ja) 1982-10-02 1982-10-02 光記録媒体

Country Status (1)

Country Link
JP (1) JPS5962188A (enrdf_load_stackoverflow)

Families Citing this family (14)

* 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
JPS60188405A (ja) * 1984-03-08 1985-09-25 Nippon Telegr & Teleph Corp <Ntt> 光異性化原子団を含む重合体及びその用途
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
JPS61197281A (ja) * 1985-02-27 1986-09-01 Tdk Corp 光記録媒体
US4666819A (en) * 1985-03-11 1987-05-19 Minnesota Mining And Manufacturing Company Optical information storage based on polymeric dyes
US4619990A (en) * 1985-03-11 1986-10-28 Minnesota Mining And Manufacturing Company Polymeric dyes with pendent chromophore groups capable of undergoing thermoplastic deformation
US4728724A (en) * 1985-04-08 1988-03-01 Hoechst Celanese Corporation Optical data storage medium comprising a chromophore/polymer information layer
JPS61246091A (ja) * 1985-04-24 1986-11-01 Tdk Corp 光記録媒体
JPH0610731B2 (ja) * 1986-01-17 1994-02-09 三菱電機株式会社 光記録材料
JPS646949A (en) * 1987-02-23 1989-01-11 Agency Ind Science Techn Cross-linked porphine-based optical recording medium
JPH07110915A (ja) * 1993-10-15 1995-04-25 Nec Kansai Ltd 磁気ヘッド及び磁気ヘッド構体
DE10115227A1 (de) * 2001-03-28 2002-12-19 Bayer Ag Optischer Datenträger enthaltend in der Informationsschicht eine lichtabsorbierende Verbindung mit mehreren chromophoren Zentren
KR20070008554A (ko) * 2003-12-22 2007-01-17 쇼와 덴코 가부시키가이샤 프탈로시아닌이 결합된 가교 중합체

Also Published As

Publication number Publication date
JPS5962188A (ja) 1984-04-09

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