DE69212861T2 - Optisches Aufzeichnungsmaterial - Google Patents

Optisches Aufzeichnungsmaterial

Info

Publication number
DE69212861T2
DE69212861T2 DE69212861T DE69212861T DE69212861T2 DE 69212861 T2 DE69212861 T2 DE 69212861T2 DE 69212861 T DE69212861 T DE 69212861T DE 69212861 T DE69212861 T DE 69212861T DE 69212861 T2 DE69212861 T2 DE 69212861T2
Authority
DE
Germany
Prior art keywords
recording material
optical recording
optical
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 - Fee Related
Application number
DE69212861T
Other languages
English (en)
Other versions
DE69212861D1 (de
Inventor
Kazuaki Sakoda
Masayuki Maeda
Masao Iwamoto
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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 Toray Industries Inc filed Critical Toray Industries Inc
Publication of DE69212861D1 publication Critical patent/DE69212861D1/de
Application granted granted Critical
Publication of DE69212861T2 publication Critical patent/DE69212861T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • 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
    • 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
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • G11B7/00453—Recording involving spectral or photochemical hole burning
    • 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
    • G11B7/245—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 a polymeric component
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/146—Laser beam
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/165—Thermal imaging composition
DE69212861T 1991-03-01 1992-02-28 Optisches Aufzeichnungsmaterial Expired - Fee Related DE69212861T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP3639391 1991-03-01
JP24315591 1991-09-24

Publications (2)

Publication Number Publication Date
DE69212861D1 DE69212861D1 (de) 1996-09-26
DE69212861T2 true DE69212861T2 (de) 1997-01-23

Family

ID=26375435

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69212861T Expired - Fee Related DE69212861T2 (de) 1991-03-01 1992-02-28 Optisches Aufzeichnungsmaterial

Country Status (4)

Country Link
US (1) US5306599A (de)
EP (1) EP0501515B1 (de)
JP (1) JPH05139048A (de)
DE (1) DE69212861T2 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4814478B2 (ja) * 2002-08-07 2011-11-16 学校法人神奈川大学 有機金属錯体及びその製造方法並びに気体吸蔵物質

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4101976A (en) * 1977-02-14 1978-07-18 International Business Machines Corporation Frequency selective optical data storage system
JPS6174638A (ja) * 1984-09-19 1986-04-16 Agency Of Ind Science & Technol 機能性有機・無機複合非晶質材料及びその製造方法
DE3790965T1 (de) * 1987-06-10 1989-07-06 Mitsubishi Electric Corp Optisches aufzeichnungsmaterial
US5051337A (en) * 1987-06-10 1991-09-24 Director-General Of Agency Of Industrial Science And Technology Optical recording material
JPH01163740A (ja) * 1987-09-22 1989-06-28 Agency Of Ind Science & Technol ポルフィン系記録材料
JPH01152452A (ja) * 1987-12-09 1989-06-14 Agency Of Ind Science & Technol フイオレセイン系記録材料
JPH01291246A (ja) * 1988-05-18 1989-11-22 Agency Of Ind Science & Technol フタロシアニン系記録材料
JPH02127079A (ja) * 1988-11-07 1990-05-15 Nippon Telegr & Teleph Corp <Ntt> 光学記憶媒体
JP2834825B2 (ja) * 1989-03-14 1998-12-14 三菱電機株式会社 光記録媒体
JP2689582B2 (ja) * 1989-03-31 1997-12-10 東レ株式会社 ポリフィリン系記録材料
JPH0324082A (ja) * 1989-06-20 1991-02-01 Toray Ind Inc ポルフィリンおよびそれを用いた光記録材料
JPH0511402A (ja) * 1990-09-18 1993-01-22 Toray Ind Inc チアジン系記録材料

Also Published As

Publication number Publication date
EP0501515B1 (de) 1996-08-21
EP0501515A1 (de) 1992-09-02
DE69212861D1 (de) 1996-09-26
US5306599A (en) 1994-04-26
JPH05139048A (ja) 1993-06-08

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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