GB2070977B - Optical recording materials containing a,a'-bis (dialkylaminobenzylidene) ketone dyes - Google Patents

Optical recording materials containing a,a'-bis (dialkylaminobenzylidene) ketone dyes

Info

Publication number
GB2070977B
GB2070977B GB8105725A GB8105725A GB2070977B GB 2070977 B GB2070977 B GB 2070977B GB 8105725 A GB8105725 A GB 8105725A GB 8105725 A GB8105725 A GB 8105725A GB 2070977 B GB2070977 B GB 2070977B
Authority
GB
United Kingdom
Prior art keywords
dialkylaminobenzylidene
bis
optical recording
recording materials
materials containing
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
GB8105725A
Other versions
GB2070977A (en
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak Co
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 Eastman Kodak Co filed Critical Eastman Kodak Co
Publication of GB2070977A publication Critical patent/GB2070977A/en
Application granted granted Critical
Publication of GB2070977B publication Critical patent/GB2070977B/en
Expired 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
    • 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
    • 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
    • G11B7/2531—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 comprising glass
    • 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
    • G11B7/2533—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 comprising resins
    • G11B7/2535—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 comprising resins polyesters, e.g. PET, PETG or PEN
GB8105725A 1980-02-25 1981-02-24 Optical recording materials containing a,a'-bis (dialkylaminobenzylidene) ketone dyes Expired GB2070977B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12438280A 1980-02-25 1980-02-25

Publications (2)

Publication Number Publication Date
GB2070977A GB2070977A (en) 1981-09-16
GB2070977B true GB2070977B (en) 1983-09-21

Family

ID=22414531

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8105725A Expired GB2070977B (en) 1980-02-25 1981-02-24 Optical recording materials containing a,a'-bis (dialkylaminobenzylidene) ketone dyes

Country Status (6)

Country Link
JP (1) JPS56135557A (en)
BE (1) BE887677A (en)
CA (1) CA1154963A (en)
DE (1) DE3106878A1 (en)
FR (1) FR2476546A1 (en)
GB (1) GB2070977B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57211145A (en) * 1981-06-23 1982-12-24 Japan Synthetic Rubber Co Ltd Photoresist composition
DE3372421D1 (en) * 1982-12-31 1987-08-13 Minnesota Mining & Mfg Recording medium for optical data storage
DE3373585D1 (en) * 1982-12-31 1987-10-15 Minnesota Mining & Mfg Recording medium for optical data storage
US4499165A (en) * 1983-03-09 1985-02-12 Eastman Kodak Company Amorphous compositions of dyes and binder-mixtures in optical recording elements and information recorded elements
US8119041B2 (en) 2001-09-05 2012-02-21 Fujifilm Corporation Non-resonant two-photon absorption induction method and process for emitting light thereby

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2133515B2 (en) * 1970-07-09 1976-08-12 E.I. du Pont de Nemours and Co., Wilmington, Del. (V.StA.) LIGHT-SENSITIVE MIXTURE
DE2857268T1 (en) * 1977-12-19 1980-12-11 Eastman Kodak Co MEDIUM FOR RECORDING BY THERMAL DEFORMATION

Also Published As

Publication number Publication date
JPH0155120B2 (en) 1989-11-22
FR2476546B1 (en) 1983-06-17
DE3106878A1 (en) 1982-01-07
BE887677A (en) 1981-08-25
GB2070977A (en) 1981-09-16
FR2476546A1 (en) 1981-08-28
CA1154963A (en) 1983-10-11
JPS56135557A (en) 1981-10-23
DE3106878C2 (en) 1987-07-09

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee