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DE69329130D1 - Squaryliumverbindungen und diese benutzende optische Informationsaufzeichnungsmittel - Google Patents

Squaryliumverbindungen und diese benutzende optische Informationsaufzeichnungsmittel

Info

Publication number
DE69329130D1
DE69329130D1 DE69329130T DE69329130T DE69329130D1 DE 69329130 D1 DE69329130 D1 DE 69329130D1 DE 69329130 T DE69329130 T DE 69329130T DE 69329130 T DE69329130 T DE 69329130T DE 69329130 D1 DE69329130 D1 DE 69329130D1
Authority
DE
Germany
Prior art keywords
information recording
recording media
optical information
squarylium compounds
squarylium
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
DE69329130T
Other languages
English (en)
Other versions
DE69329130T2 (de
Inventor
Ikuo Shimizu
Hiroshi Toyoda
Yukiyoshi Ito
Tsutomu Sato
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
KH Neochem Co Ltd
Original Assignee
Kyowa Hakko Kogyo Co Ltd
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 JP10639992A external-priority patent/JP3224415B2/ja
Priority claimed from JP10640092A external-priority patent/JP3167785B2/ja
Application filed by Kyowa Hakko Kogyo Co Ltd, Ricoh Co Ltd filed Critical Kyowa Hakko Kogyo Co Ltd
Publication of DE69329130D1 publication Critical patent/DE69329130D1/de
Application granted granted Critical
Publication of DE69329130T2 publication Critical patent/DE69329130T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D401/00—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom
    • C07D401/02—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings
    • C07D401/08—Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a carbon chain containing alicyclic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D487/00—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00
    • C07D487/02—Heterocyclic compounds containing nitrogen atoms as the only ring hetero atoms in the condensed system, not provided for by groups C07D451/00 - C07D477/00 in which the condensed system contains two hetero rings
    • C07D487/04—Ortho-condensed systems
    • 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
    • C09B57/00—Other synthetic dyes of known constitution
    • C09B57/007—Squaraine dyes
    • 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)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE69329130T 1992-04-24 1993-04-23 Squaryliumverbindungen und diese benutzende optische Informationsaufzeichnungsmittel Expired - Fee Related DE69329130T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP10639992A JP3224415B2 (ja) 1992-04-24 1992-04-24 スクアリリウム化合物およびそれを用いた光情報記録媒体
JP10640092A JP3167785B2 (ja) 1992-04-24 1992-04-24 スクアリリウム化合物およびそれを用いた光情報記録媒体

Publications (2)

Publication Number Publication Date
DE69329130D1 true DE69329130D1 (de) 2000-09-07
DE69329130T2 DE69329130T2 (de) 2001-03-29

Family

ID=26446503

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69331772T Expired - Fee Related DE69331772T2 (de) 1992-04-24 1993-04-23 Squaryliumverbindungen und diese benutzende optische Informationsaufzeichnungsmittel
DE69329130T Expired - Fee Related DE69329130T2 (de) 1992-04-24 1993-04-23 Squaryliumverbindungen und diese benutzende optische Informationsaufzeichnungsmittel

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE69331772T Expired - Fee Related DE69331772T2 (de) 1992-04-24 1993-04-23 Squaryliumverbindungen und diese benutzende optische Informationsaufzeichnungsmittel

Country Status (3)

Country Link
US (2) US5391741A (de)
EP (2) EP0838463B1 (de)
DE (2) DE69331772T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4003817B2 (ja) * 1996-04-09 2007-11-07 協和発酵ケミカル株式会社 ３，４−ジヒドロキシ−３−シクロブテン−１，２−ジオンの製造法
JPH1173679A (ja) * 1997-06-19 1999-03-16 Taiyo Yuden Co Ltd 光情報記録媒体
JP3719889B2 (ja) 1999-11-29 2005-11-24 株式会社リコー 光記録媒体の記録方法および記録装置
US6596364B2 (en) 1999-12-16 2003-07-22 Kyowa Hakko Kogyo Co., Ltd. Squarylium compounds and optical recording medium containing the same
JP2003039831A (ja) * 2001-08-01 2003-02-13 Fuji Photo Film Co Ltd 光情報記録媒体および新規イモニウム化合物
US20060032653A1 (en) * 2002-04-11 2006-02-16 Kenji Minoshima Sealing structure
JP4357848B2 (ja) * 2003-02-12 2009-11-04 株式会社リコー スクアリリウム金属キレート化合物および光記録媒体
JP4137691B2 (ja) 2003-04-30 2008-08-20 株式会社リコー 光記録媒体
ATE352587T1 (de) 2004-07-29 2007-02-15 Clariant Finance Bvi Ltd Azoliganden auf der basis von aminoantipyrine und ihre metallkomplexe zur verwendung als optische aufzeichnungsmedien

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2670616B2 (ja) * 1988-04-28 1997-10-29 株式会社リコー スクアリリウム系化合物及びそれを用いた光情報記録媒体
US5149819A (en) * 1988-04-28 1992-09-22 Ricoh Company, Ltd. Squarylium compounds and optical information recording medium using the same
JPH0827983B2 (ja) * 1989-05-02 1996-03-21 太陽誘電株式会社 光情報記録媒体
JP2869454B2 (ja) * 1989-07-12 1999-03-10 株式会社リコー スクアリリウム系化合物及びそれを用いた光情報記録媒体
JP3015053B2 (ja) * 1989-10-12 2000-02-28 キヤノン株式会社 光学記録媒体
EP0568993B1 (de) * 1992-05-06 1998-08-12 Kyowa Hakko Kogyo Co., Ltd. Chemisch amplifizierte Resistzusammensetzung
DE69333328T2 (de) * 1992-07-13 2004-09-30 Kyowa Hakko Kogyo Co., Ltd. Photopolymerisierbare Zusammensetzungen

Also Published As

Publication number Publication date
DE69329130T2 (de) 2001-03-29
US5660970A (en) 1997-08-26
EP0568877A1 (de) 1993-11-10
EP0568877B1 (de) 2000-08-02
EP0838463B1 (de) 2002-03-27
DE69331772D1 (de) 2002-05-02
EP0838463A2 (de) 1998-04-29
DE69331772T2 (de) 2002-11-07
EP0838463A3 (de) 1998-09-16
US5391741A (en) 1995-02-21

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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