DE68919818D1 - Optisches Aufzeichnungsmedium und Verfahren zu dessen Herstellung. - Google Patents

Optisches Aufzeichnungsmedium und Verfahren zu dessen Herstellung.

Info

Publication number
DE68919818D1
DE68919818D1 DE68919818T DE68919818T DE68919818D1 DE 68919818 D1 DE68919818 D1 DE 68919818D1 DE 68919818 T DE68919818 T DE 68919818T DE 68919818 T DE68919818 T DE 68919818T DE 68919818 D1 DE68919818 D1 DE 68919818D1
Authority
DE
Germany
Prior art keywords
production
recording medium
optical recording
optical
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 - Fee Related
Application number
DE68919818T
Other languages
English (en)
Other versions
DE68919818T2 (de
Inventor
Takeshi Sato
Shuji Miyazaki
Makoto Sakamoto
Motonori Ando
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.)
Toyo Ink Mfg Co Ltd
Original Assignee
Toyo Ink Mfg 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
Priority claimed from JP1057363A external-priority patent/JPH03202395A/ja
Priority claimed from JP1250173A external-priority patent/JPH03113849A/ja
Application filed by Toyo Ink Mfg Co Ltd filed Critical Toyo Ink Mfg Co Ltd
Application granted granted Critical
Publication of DE68919818D1 publication Critical patent/DE68919818D1/de
Publication of DE68919818T2 publication Critical patent/DE68919818T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B47/00—Porphines; Azaporphines
    • C09B47/04—Phthalocyanines abbreviation: Pc
    • C09B47/08—Preparation from other phthalocyanine compounds, e.g. cobaltphthalocyanineamine complex
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B47/00—Porphines; Azaporphines
    • C09B47/04—Phthalocyanines abbreviation: Pc
    • C09B47/06—Preparation from carboxylic acids or derivatives thereof, e.g. anhydrides, amides, mononitriles, phthalimide, o-cyanobenzamide
    • C09B47/073—Preparation from isoindolenines, e.g. pyrrolenines
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B56/00—Azo dyes containing other chromophoric systems
    • C09B56/14—Phthalocyanine-azo dyes
    • 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
    • G11B7/246—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 containing dyes
    • G11B7/248—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 containing dyes porphines; azaporphines, e.g. phthalocyanines

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
DE1989619818 1988-12-29 1989-12-29 Optisches Aufzeichnungsmedium und Verfahren zu dessen Herstellung. Expired - Fee Related DE68919818T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP33479688 1988-12-29
JP1057363A JPH03202395A (ja) 1988-12-29 1989-03-09 光学記録媒体
JP1250173A JPH03113849A (ja) 1989-09-26 1989-09-26 光記録媒体の製造法

Publications (2)

Publication Number Publication Date
DE68919818D1 true DE68919818D1 (de) 1995-01-19
DE68919818T2 DE68919818T2 (de) 1995-05-04

Family

ID=27296233

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1989619818 Expired - Fee Related DE68919818T2 (de) 1988-12-29 1989-12-29 Optisches Aufzeichnungsmedium und Verfahren zu dessen Herstellung.

Country Status (2)

Country Link
EP (1) EP0376745B1 (de)
DE (1) DE68919818T2 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3744981B2 (ja) * 1995-09-14 2006-02-15 オリヱント化学工業株式会社 新規フタロシアニン又はナフタロシアニン誘導体
KR100288681B1 (ko) * 1995-12-25 2001-05-02 나가시마 므쓰오 광 기록 재료 및 광 기록 매체

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4311775A (en) * 1980-10-06 1982-01-19 Eastman Kodak Company Novel phthalocyanine pigments and electrophotographic uses thereof
CH658771A5 (de) * 1984-05-28 1986-12-15 Ciba Geigy Ag Azaphthalocyanine und deren verwendung als photoaktivatoren.
JPS61177287A (ja) * 1985-02-04 1986-08-08 ヘキスト・セラニーズ・コーポレーション 発色団を含有する情報記録媒体

Also Published As

Publication number Publication date
EP0376745B1 (de) 1994-12-07
DE68919818T2 (de) 1995-05-04
EP0376745A2 (de) 1990-07-04
EP0376745A3 (en) 1990-07-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee