DE69415652D1 - Optisches informationsaufzeichnungsmedium, und ein darin enthaltendes nahes infrarotabsorbierendes material - Google Patents

Optisches informationsaufzeichnungsmedium, und ein darin enthaltendes nahes infrarotabsorbierendes material

Info

Publication number
DE69415652D1
DE69415652D1 DE69415652T DE69415652T DE69415652D1 DE 69415652 D1 DE69415652 D1 DE 69415652D1 DE 69415652 T DE69415652 T DE 69415652T DE 69415652 T DE69415652 T DE 69415652T DE 69415652 D1 DE69415652 D1 DE 69415652D1
Authority
DE
Germany
Prior art keywords
recording medium
information recording
material containing
optical information
absorbent material
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
DE69415652T
Other languages
English (en)
Other versions
DE69415652T2 (de
Inventor
Tatsuya Eminence Azamin Tomura
Tsutomu Queen Heights Sato
Noboru Miyazakidai-Ryo Sasa
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.)
Ricoh Co Ltd
Original Assignee
Ricoh 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 JP10775294A external-priority patent/JP3583162B2/ja
Priority claimed from JP12840394A external-priority patent/JP3500474B2/ja
Priority claimed from JP21424994A external-priority patent/JP3839073B2/ja
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Application granted granted Critical
Publication of DE69415652D1 publication Critical patent/DE69415652D1/de
Publication of DE69415652T2 publication Critical patent/DE69415652T2/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
    • 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
    • C09B47/067—Preparation from carboxylic acids or derivatives thereof, e.g. anhydrides, amides, mononitriles, phthalimide, o-cyanobenzamide from phthalodinitriles naphthalenedinitriles, aromatic dinitriles prepared in situ, hydrogenated phthalodinitrile
    • C09B47/0675—Preparation from carboxylic acids or derivatives thereof, e.g. anhydrides, amides, mononitriles, phthalimide, o-cyanobenzamide from phthalodinitriles naphthalenedinitriles, aromatic dinitriles prepared in situ, hydrogenated phthalodinitrile having oxygen or sulfur linked directly to the skeleton
    • 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
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/913—Material designed to be responsive to temperature, light, moisture
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
DE69415652T 1993-09-09 1994-09-09 Optisches informationsaufzeichnungsmedium, und ein darin enthaltendes nahes infrarotabsorbierendes material Expired - Fee Related DE69415652T2 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP24879693 1993-09-09
JP10775294A JP3583162B2 (ja) 1994-04-22 1994-04-22 フタロニトリル化合物、ジイミノイソインドリン化合物及びフタロシアニン近赤外線吸収剤並びにそれらの製造方法
JP12177894 1994-05-11
JP12840394A JP3500474B2 (ja) 1993-09-09 1994-05-18 光情報記録媒体
JP21424994A JP3839073B2 (ja) 1994-05-11 1994-08-16 フタロニトリル化合物、ジイミノイソインドリン化合物及びフタロシアニン近赤外吸収材料並びにそれらの製造方法
PCT/JP1994/001500 WO1995007189A1 (fr) 1993-09-09 1994-09-09 Support d'enregistrement optique des donnees et produit absorbant les rayons proches de l'infrarouge

Publications (2)

Publication Number Publication Date
DE69415652D1 true DE69415652D1 (de) 1999-02-11
DE69415652T2 DE69415652T2 (de) 1999-07-22

Family

ID=27526340

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69415652T Expired - Fee Related DE69415652T2 (de) 1993-09-09 1994-09-09 Optisches informationsaufzeichnungsmedium, und ein darin enthaltendes nahes infrarotabsorbierendes material

Country Status (5)

Country Link
US (1) US5677025A (de)
EP (1) EP0676299B1 (de)
DE (1) DE69415652T2 (de)
ES (1) ES2126146T3 (de)
WO (1) WO1995007189A1 (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3309307B2 (ja) * 1997-07-31 2002-07-29 株式会社リコー 光記録媒体及びその製造方法
GB9903550D0 (en) * 1999-02-16 1999-04-07 Plasmon Ltd Forming optical recording layers
JP4124407B2 (ja) * 2001-09-13 2008-07-23 株式会社リコー 二値化装置
CN1193363C (zh) 2001-10-25 2005-03-16 株式会社理光 光记录媒体
EP1475793B1 (de) * 2003-04-15 2007-12-05 Ricoh Company, Ltd. Einmal beschreibbarer, mehrmals lesbarer optischer Datenträger und Verfahren zum Beschreiben und Lesen des Datenträgers
JP4137691B2 (ja) 2003-04-30 2008-08-20 株式会社リコー 光記録媒体
EP1726009A2 (de) * 2004-02-24 2006-11-29 CIBA SPECIALTY CHEMICALS HOLDING INC. Patent Departement Mit blauen lasern beschreibbare optische aufzeichnungsmaterialien
US8859184B2 (en) * 2005-07-28 2014-10-14 Ricoh Company, Ltd. Write-once-read-many optical disk having low-to-high recording property accommodating short wavelength recording
JP6016507B2 (ja) * 2012-08-02 2016-10-26 株式会社日本触媒 フタロシアニン化合物およびこれを含む赤外線カットフィルター
JP5964275B2 (ja) * 2013-07-02 2016-08-03 信越化学工業株式会社 オルガノシロキサン含有基を有するフタロシアニン及びその製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6290291A (ja) * 1985-05-31 1987-04-24 Mitsui Toatsu Chem Inc 光記録媒体
JPH0726037B2 (ja) * 1987-01-07 1995-03-22 日立化成工業株式会社 新規なナフタロシアニン系色素及びその製造法並びにそれを用いた光学的情報記録媒体
EP0376231B1 (de) * 1988-12-28 1994-09-07 MITSUI TOATSU CHEMICALS, Inc. Optischer Aufzeichnungsträger
JPH0313384A (ja) * 1989-06-13 1991-01-22 Hitachi Chem Co Ltd 光記録媒体
US5248538A (en) * 1991-06-18 1993-09-28 Eastman Kodak Company Sulfonamido or amido substituted phthalocyanines for optical recording
US5232757A (en) * 1991-12-06 1993-08-03 Hoechst Celanese Corp. Enhancement of positive contrast in optical recording
US5424171A (en) * 1992-04-03 1995-06-13 Pioneer Electronic Corporation Optical recording medium

Also Published As

Publication number Publication date
US5677025A (en) 1997-10-14
DE69415652T2 (de) 1999-07-22
EP0676299A1 (de) 1995-10-11
EP0676299B1 (de) 1998-12-30
WO1995007189A1 (fr) 1995-03-16
ES2126146T3 (es) 1999-03-16
EP0676299A4 (de) 1996-04-17

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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