WO2002080161A2 - Optischer datenträger enthaltend in der informationsschicht einen merocyaninfarbstoff als lichtabsorbierende verbindung - Google Patents

Optischer datenträger enthaltend in der informationsschicht einen merocyaninfarbstoff als lichtabsorbierende verbindung Download PDF

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Publication number
WO2002080161A2
WO2002080161A2 PCT/EP2002/003068 EP0203068W WO02080161A2 WO 2002080161 A2 WO2002080161 A2 WO 2002080161A2 EP 0203068 W EP0203068 W EP 0203068W WO 02080161 A2 WO02080161 A2 WO 02080161A2
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Prior art keywords
stands
propyl
butyl
methyl
ethyl
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Ceased
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PCT/EP2002/003068
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German (de)
English (en)
French (fr)
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WO2002080161A3 (de
Inventor
Horst Berneth
Friedrich-Karl Bruder
Wilfried Haese
Rainer Hagen
Karin HASSENRÜCK
Serguei Kostromine
Peter Landenberger
Rafael Oser
Thomas Sommermann
Josef-Walter Stawitz
Thomas Bieringer
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Bayer AG
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Bayer AG
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Priority claimed from DE10115227A external-priority patent/DE10115227A1/de
Priority claimed from DE10117464A external-priority patent/DE10117464A1/de
Application filed by Bayer AG filed Critical Bayer AG
Priority to JP2002578297A priority Critical patent/JP2004525800A/ja
Priority to EP02730031A priority patent/EP1377976A2/de
Publication of WO2002080161A2 publication Critical patent/WO2002080161A2/de
Publication of WO2002080161A3 publication Critical patent/WO2002080161A3/de
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • C07—ORGANIC CHEMISTRY
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    • C07D221/00—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00
    • C07D221/02—Heterocyclic compounds containing six-membered rings having one nitrogen atom as the only ring hetero atom, not provided for by groups C07D211/00 - C07D219/00 condensed with carbocyclic rings or ring systems
    • C07D221/04—Ortho- or peri-condensed ring systems
    • C—CHEMISTRY; METALLURGY
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    • C07D217/00—Heterocyclic compounds containing isoquinoline or hydrogenated isoquinoline ring systems
    • C07D217/12—Heterocyclic compounds containing isoquinoline or hydrogenated isoquinoline ring systems with radicals, substituted by hetero atoms, attached to carbon atoms of the nitrogen-containing ring
    • C07D217/14—Heterocyclic compounds containing isoquinoline or hydrogenated isoquinoline ring systems with radicals, substituted by hetero atoms, attached to carbon atoms of the nitrogen-containing ring other than aralkyl radicals
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    • C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
    • C07D311/06—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2
    • C07D311/08—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring
    • C07D311/12—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring with oxygen or sulfur atoms directly attached in position 2 not hydrogenated in the hetero ring substituted in position 3 and unsubstituted in position 7
    • C—CHEMISTRY; METALLURGY
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    • C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
    • C07D311/78—Ring systems having three or more relevant rings
    • C07D311/80—Dibenzopyrans; Hydrogenated dibenzopyrans
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    • C07D405/00—Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
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    • C07D455/00—Heterocyclic compounds containing quinolizine ring systems, e.g. emetine alkaloids, protoberberine; Alkylenedioxy derivatives of dibenzo [a, g] quinolizines, e.g. berberine
    • C07D455/03—Heterocyclic compounds containing quinolizine ring systems, e.g. emetine alkaloids, protoberberine; Alkylenedioxy derivatives of dibenzo [a, g] quinolizines, e.g. berberine containing quinolizine ring systems directly condensed with at least one six-membered carbocyclic ring, e.g. protoberberine; Alkylenedioxy derivatives of dibenzo [a, g] quinolizines, e.g. berberine
    • C07D455/04—Heterocyclic compounds containing quinolizine ring systems, e.g. emetine alkaloids, protoberberine; Alkylenedioxy derivatives of dibenzo [a, g] quinolizines, e.g. berberine containing quinolizine ring systems directly condensed with at least one six-membered carbocyclic ring, e.g. protoberberine; Alkylenedioxy derivatives of dibenzo [a, g] quinolizines, e.g. berberine containing a quinolizine ring system condensed with only one six-membered carbocyclic ring, e.g. julolidine
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    • C09B23/04—Methine or polymethine dyes, e.g. cyanine dyes the polymethine chain containing an odd number of >CH- or >C[alkyl]- groups one >CH- group, e.g. cyanines, isocyanines, pseudocyanines
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    • C09B29/00—Monoazo dyes prepared by diazotising and coupling
    • C09B29/0025—Monoazo dyes prepared by diazotising and coupling from diazotized amino heterocyclic compounds
    • C09B29/0029—Monoazo dyes prepared by diazotising and coupling from diazotized amino heterocyclic compounds the heterocyclic ring containing only nitrogen as heteroatom
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    • 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
    • G11B7/258—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 reflective layers
    • G11B7/2595—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 reflective layers based on gold

Definitions

  • the amorphous layer of light-absorbing substances should preferably have a high heat resistance, since otherwise further layers of organic or inorganic material, which are applied to the light-absorbing information layer by sputtering or vapor deposition, are blurred by diffusion
  • the object of the invention is therefore to provide suitable compounds that meet the high requirements (such as light stability, favorable signal-to-noise ratio, damage-free application to the substrate material, etc.) for use in the information layer in a write-once optical data carrier, in particular for high-density recordable optical media Meet data storage formats in a laser wavelength range from 340 to 830 nm.
  • Y 1 represents N or CR 7 ,
  • R 1 , R 2 , R 5 and R 6 independently of one another represent hydrogen, methyl, ethyl, propyl, butyl, pentyl, hexyl, phenyl or benzyl and
  • M + stands for a cation
  • X 5 stands for NR 6 .
  • R 1 , R 2 , R 5 and R 6 independently of one another represent hydrogen, methyl, ethyl, propyl, butyl, pentyl, hexyl, phenyl or benzyl and
  • the merocyanines used are those of the formula (VIII) (VIII), wherein
  • n 0 or 1.
  • All monovalent anions or an equivalent of a polyvalent anion can be considered as anions An " . They are preferably colorless anions.
  • R 104 represents hydrogen, methyl, ethyl, phenyl, chlorine, cyano, formyl or a radical of the formula
  • R 115 and R 116 independently of one another represent hydrogen, methyl, cyano or 2- or 4-pyridyl and
  • R 108 represents methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl, methoxypropyl, cyanoethyl, hydroxyethyl, acetoxyethyl, chloroethyl, cyclohexyl, benzyl or phenethyl,
  • R 110 and R 111 independently of one another represent methyl or ethyl or CR il lOn Rl llc for a bivalent radical of the formula
  • X 105 is preferably C (CH 3 ) 2 .
  • R 108 for methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl, methoxypropyl, cyanoethyl, hydroxyethyl, acetoxyethyl, chloroethyl,
  • R 109 represents hydrogen, methyl, ethyl, methoxy, ethoxy, cyano, chlorine, trifluoromethyl, trifluoromethoxy, methoxycarbonyl or ethoxycarbonyl, R, 1 1 1 ⁇ 0 ⁇ . and R, 1 1 1 '1' independently of one another represent methyl or ethyl or
  • Y rl 1 Ol represents N or CH
  • R 105 for hydrogen, methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl, methoxypropyl, cyanoethyl, hydroxyethyl, acetoxyethyl, chloroethyl, cyclohexyl, phenyl, tolyl, methoxyphenyl or
  • R 106 represents hydrogen, methyl, ethyl, propyl, butyl, trifluoromethyl, cyano, methoxycarbonyl, ethoxycarbonyl, cyclohexyl or phenyl,
  • X rl03 represents cyano, acetyl, methoxycarbonyl or ethoxycarbonyl
  • alkyl radicals such as propyl, butyl, etc. can be branched.
  • X 105 is preferably C (CH 3 ) 2 .
  • Y 1 is preferably CH.
  • CX 103 X 104 preferably represents a radical of the formulas
  • CX 103 X 104 particularly preferably represents a radical of the formulas (CXXVIII) to (CXXX).
  • Merocyanines which are also very particularly preferred in the context of the invention are those of the formula
  • R 112 represents methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl, methoxypropyl, cyanoethyl, hydroxyethyl, acetoxyethyl, chloroethyl, cyclohexyl, benzyl or phenethyl,
  • R 106 for hydrogen, methyl, ethyl, propyl, butyl, trifluoromethyl, cyano,
  • Y rl l O l l u is N or CH
  • X r! 03 represents cyano, acetyl, methoxycarbonyl or ethoxycarbonyl
  • Another object of the invention are merocyanines of the formula
  • X 102 stands for CH
  • R 101 is additionally hydrogen or
  • NR 101 R 102 stands for pyrrolidino, piperidino or Mo ⁇ holino
  • R 103 represents hydrogen
  • R. 101 additionally stands for hydrogen or
  • X 101 stands for O or S
  • R and R independently of one another represent methyl, ethyl, propyl, butyl, pentyl, hexyl, cyclohexyl, benzyl or phenyl and R 101 additionally represents hydrogen or
  • R 104 represents hydrogen or cyano
  • alkyl radicals such as propyl, butyl, etc. can be branched.
  • X 102 stands for N or CR 104 ,
  • R 103 represents hydrogen, methyl, ethyl, propyl, butyl, pentyl, hexyl, cyclohexyl, phenyl, tolyl, methoxyphenyl, thienyl, chlorine or NR 101 R 102 ,
  • R 104 represents hydrogen, methyl, ethyl, phenyl, chlorine, cyano, formyl or a radical of the formula stands,
  • Y rl ⁇ O ⁇ l ⁇ stands for N or CH
  • R 106 represents hydrogen, methyl, ethyl, propyl, butyl, trifluoromethyl, cyano, methoxycarbonyl, ethoxycarbonyl, cyclohexyl or phenyl,
  • Another object of the invention are merocyanines of the formula
  • X 102 stands for CR 104 ,
  • R 103 represents hydrogen, methyl or ethyl
  • R 104 represents hydrogen, methyl or ethyl
  • alkyl radicals such as propyl, butyl, etc. can be branched.
  • X 101 stands for O or S
  • X 102 stands for N or CR 104 ,
  • NR 101 R 102 stands for pyrrolidino, piperidino or Mo ⁇ holino
  • R 103 represents hydrogen, methyl, ethyl, propyl, butyl, pentyl, hexyl, cyclohexyl, phenyl, tolyl, methoxyphenyl, thienyl, chlorine or NR 101 R 102 ,
  • R 104 represents hydrogen, methyl, ethyl, phenyl, chlorine, cyano, formyl or a radical of the formula stands,
  • Y 101 represents N or CH
  • R ⁇ ° represents cyano, methoxycarbonyl or ethoxycarbonyl
  • R 107 represents cyano, methoxycarbonyl or ethoxycarbonyl
  • Another object of the invention are merocyanines of the formula
  • R 103 represents hydrogen or phenyl
  • R 104 represents hydrogen or cyano
  • Y 101 stands for CH
  • X rl'O ⁇ l ⁇ stands for O or S
  • X lüi stands for N or CR 104 .
  • R 103 represents hydrogen or phenyl
  • R, 1 ⁇ 0 ⁇ 5 > for propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl, methoxypropyl, cyanoethyl, hydroxyethyl, acetoxyethyl, chloroethyl, cyclohexyl, phenyl, tolyl, methoxyphenyl, - (CH 2 ) 3 -N (CH 3 ) 2, - (CH 2 ) 3 - N * (CH 3 On " or
  • R 101 and R 102 independently of one another represent methyl, ethyl, propyl, butyl, pentyl, hexyl, cyclohexyl, benzyl or phenyl and R 101 additionally represents hydrogen or
  • R 106 represents hydrogen, methyl, ethyl, propyl, butyl, trifluoromethyl, cyano, methoxycarbonyl, ethoxycarbonyl, cyclohexyl or phenyl,
  • X rl'O "l 1 represents O or S
  • X 102 stands for N or CR 104 ,
  • X 104 represents benzthiazol-2-yl, benzoxazol-2-yl or 2- or 4-pyridyl,
  • X 101 stands for O or S
  • X 102 stands for N or CR 104 , R 101 and R 102 independently of one another represent methyl, ethyl, propyl, butyl, pentyl, hexyl, cyclohexyl, benzyl or phenyl and R 101 additionally represents hydrogen or
  • NR 101 R 102 stands for pyrrolidino, piperidino or Mo ⁇ holino
  • R 103 represents hydrogen, methyl, ethyl, propyl, butyl, pentyl, hexyl, cyclohexyl, phenyl, tolyl, methoxyphenyl, thienyl, chlorine or NR 101 R 102 ,
  • R 104 represents hydrogen, methyl, ethyl, phenyl, chlorine, cyano, formyl or a radical of the formula
  • Y rl ⁇ O ⁇ l ⁇ stands for N or CH
  • one of the radicals R 115 and R 116 represents hydrogen, methyl, cyano or 2- or 4-pyridyl and the other represents hydrogen, and An "stands for an anion,
  • alkyl radicals such as propyl, butyl, etc. can be branched.
  • Another object of the invention are merocyanines of the formula of the formula
  • R 108 for methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl,
  • Methoxypropyl cyanoethyl, hydroxyethyl, acetoxyethyl, chloroethyl, cyclohexyl, benzyl or phenethyl,
  • R 109 represents hydrogen, methyl, ethyl, methoxy, ethoxy, cyano, chlorine, trifluoromethyl, trifluoromethoxy, methoxycarbonyl or ethoxycarbonyl,
  • Y 101 stands for CH
  • alkyl radicals such as propyl, butyl, etc. can be branched.
  • Another object of the invention are merocyanines of the formula of the formula
  • R, 1 ⁇ 0 ⁇ 8 * represents methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl, methoxypropyl, cyanoethyl, hydroxyethyl, acetoxyethyl, chloroethyl, cyclohexyl, benzyl or phenethyl,
  • R 109 for hydrogen, methyl, ethyl, methoxy, ethoxy, cyan, chlorine,
  • Trifluoromethyl, trifluoromethoxy, methoxycarbonyl or ethoxycarbonyl, lOl stands for CH
  • R 105 for hydrogen, methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl,
  • R 106 represents hydrogen, methyl, ethyl, propyl, butyl, trifluoromethyl, cyano, methoxycarbonyl, ethoxycarbonyl, cyclohexyl or phenyl,
  • Another object of the invention are merocyanines of the formula of the formula
  • R 109 represents hydrogen, methyl, ethyl, methoxy, ethoxy, cyano, chlorine, trifluoromethyl, trifluoromethoxy, methoxycarbonyl or ethoxycarbonyl,
  • Y 101 stands for CH
  • R 106 represents cyano, methoxycarbonyl or ethoxycarbonyl
  • R 107 represents cyano, methoxycarbonyl or ethoxycarbonyl, where the alkyl radicals such as propyl, butyl, etc. can be branched.
  • Another object of the invention are merocyanines of the formula
  • R 108 for methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl,
  • Methoxypropyl cyanoethyl, hydroxyethyl, acetoxyethyl, chloroethyl, cyclohexyl, benzyl or phenethyl,
  • R 109 represents hydrogen, methyl, ethyl, methoxy, ethoxy, cyano, chlorine, trifluoromethyl, trifluoromethoxy, methoxycarbonyl or ethoxycarbonyl,
  • Y 101 stands for CH
  • alkyl radicals such as propyl, butyl, etc. can be branched.
  • Another object of the invention are merocyanines of the formula
  • X 105 represents C (CH 3 ) 2 ,
  • R 108 represents methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl, methoxypropyl, cyanoethyl, hydroxyethyl, acetoxyethyl, chloroethyl, cyclohexyl, benzyl or phenethyl,
  • R 109 represents hydrogen, methyl, ethyl, methoxy, ethoxy, cyano, chlorine, trifluoromethyl, trifluoromethoxy, methoxycarbonyl or ethoxycarbonyl,
  • R 105 represents hydrogen, methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl, methoxypropyl, cyanoethyl, hydroxyethyl, acetoxyethyl, chloroethyl, cyclohexyl, phenyl, tolyl or methoxyphenyl,
  • alkyl radicals such as propyl, butyl, etc. can be branched.
  • stem (*) indicates the ring atom from which the double bond originates
  • NR 115 R 116 represents pyrrolidino, piperidino or Mo ⁇ holino
  • stem (*) indicates the ring atom from which the double bond originates
  • R 106 represents hydrogen, methyl, ethyl, propyl, butyl, trifluoromethyl, cyano, methoxycarbonyl, ethoxycarbonyl, cyclohexyl or phenyl,
  • Another object of the invention are merocyanines of the formula
  • NR, 115r R> 116 represents pyrrolidino, piperidino or Mo ⁇ holino
  • n 1 or 2
  • X rl03 represents cyano, methoxycarbonyl or ethoxycarbonyl
  • X represents benzthiazol-2-yl, benzoxazol-2-yl or 2- or 4-pyridyl, preferably 2-pyridyl,
  • R 115 and R 116 independently of one another represent methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, phenyl, tolyl, anisyl, benzyl or phenethyl or
  • NR 115 R 116 represents pyrrolidino, piperidino or Mo ⁇ holino
  • n 1 or 2
  • alkyl radicals such as propyl, butyl, etc. can be branched.
  • Another object of the invention are merocyanines of the formula
  • stem (*) indicates the ring atom from which the double bond originates
  • alkyl radicals such as propyl, butyl, etc. can be branched.
  • X rl i O m S represents O, S or CH 2
  • R 108 represents methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl, methoxypropyl, cyanoethyl, hydroxyethyl, acetoxyethyl, chloroethyl, cyclohexyl, benzyl or phenethyl,
  • stem (*) indicates the ring atom from which the double bond originates
  • R 105 for hydrogen, methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl, methoxypropyl, cyanoethyl, hydroxyethyl, acetoxyethyl,
  • R 106 represents cyano, methoxycarbonyl or ethoxycarbonyl
  • R 107 represents cyano, methoxycarbonyl or ethoxycarbonyl, where the alkyl radicals such as propyl, butyl, etc. can be branched.
  • Another object of the invention are merocyanines of the formula
  • X 105 represents O, S or CH 2 ,
  • R 108 for methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl,
  • R 105 represents hydrogen, methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl, methoxypropyl, cyanoethyl, hydroxyethyl, acetoxyethyl, chloroethyl, cyclohexyl, phenyl, tolyl or methoxyphenyl,
  • R 106 represents hydrogen, methyl, ethyl, propyl, butyl, trifluoromethyl, cyano, methoxycarbonyl, ethoxycarbonyl, cyclohexyl or phenyl,
  • alkyl radicals such as propyl, butyl, etc. can be branched.
  • Another object of the invention are merocyanines of the formula
  • R 108 for methyl, ethyl, propyl, butyl, pentyl, hexyl, heptyl, octyl, methoxyethyl, methoxypropyl, cyanoethyl, hydroxyethyl, acetoxyethyl, chloroethyl,
  • Y 101 stands for CH
  • X 103 represents cyano, methoxycarbonyl or ethoxycarbonyl
  • X 104 represents benzthiazol-2-yl, benzoxazol-2-yl or 2- or 4-pyridyl, preferably 2-pyridyl,
  • alkyl radicals such as propyl, butyl, etc. can be branched.
  • Another object of the invention are merocyanines of the formula
  • X 105 represents O, S or CH 2 ,
  • one of the radicals R 115 and R 116 represents hydrogen, methyl, cyano or 2- or 4-pyridyl and the other represents hydrogen, and
  • alkyl radicals such as propyl, butyl, etc. can be branched.
  • the light-absorbing substances described guarantee a sufficiently high reflectivity (> 10%) of the optical data carrier in the blank state and a sufficiently high absorption for the thermal degradation of the information layer in the case of selective illumination with focused light, if the light wavelength length is in the range from 360 to 460 nm, 600 to 680 nm and 750 to 820 nm.
  • the contrast between written and unwritten points on the data carrier is realized by the change in reflectivity of the amplitude as well as the phase of the incident light by the optical properties of the information layer which have changed after thermal degradation.
  • the merocanine dyes are preferably applied to the optical data carrier by spin coating or vacuum evaporation.
  • the merocyanines can be used with one another or with other dyes with similar spectral properties be mixed.
  • the information layer can contain additives such as binders, wetting agents, stabilizers, thinners and sensitizers and other constituents.
  • the optical data storage device can carry further layers such as metal layers, dielectric layers and protective layers.
  • Metals and dielectric layers serve u. a. to adjust the reflectivity and the heat balance. Depending on the laser wavelength, metals can be gold, silver, aluminum, etc. his.
  • Dielectric layers are, for example, silicon dioxide and silicon nitride.
  • Protective layers are, for example photocurable, lacquers (pressure sensitive)
  • Adhesive layers and protective films are Adhesive layers and protective films.
  • Pressure-sensitive adhesive layers mainly consist of acrylic adhesives.
  • the optical data carrier has, for example, the following layer structure (cf. FIG. 1): a transparent substrate (1), optionally a protective layer (2), an information layer (3), optionally a protective layer (4), optionally an adhesive layer (5), a cover layer (6).
  • the structure of the optical data carrier can preferably:
  • Light preferably laser light, optionally a protective layer (4), optionally an adhesive layer (5), and a transparent cover layer (6) are applied.
  • a preferably transparent substrate (1) on the surface of a protective layer (2), at least one with light, preferably laser light writable information layer (3), optionally an adhesive layer (5), and a transparent cover layer (6) are applied.
  • a transparent substrate (1) on the surface of which there is optionally a protective layer (2), at least one information layer (3) that can be written on with light, preferably laser light, optionally a protective layer (4), optionally an adhesive layer (5), and a transparent one Cover layer (6) are applied.
  • the optical data carrier has, for example, the following layer structure

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
  • Paper (AREA)
  • Pyridine Compounds (AREA)
  • Indole Compounds (AREA)
  • Heterocyclic Compounds That Contain Two Or More Ring Oxygen Atoms (AREA)
  • Thiazole And Isothizaole Compounds (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
PCT/EP2002/003068 2001-03-28 2002-03-20 Optischer datenträger enthaltend in der informationsschicht einen merocyaninfarbstoff als lichtabsorbierende verbindung Ceased WO2002080161A2 (de)

Priority Applications (2)

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JP2002578297A JP2004525800A (ja) 2001-03-28 2002-03-20 情報層中に吸光性化合物としてメロシアニン色素を含有する光学データ記録媒体
EP02730031A EP1377976A2 (de) 2001-03-28 2002-03-20 Optischer datenträger enthaltend in der informationsschicht einen merocyaninfarbstoff als lichtabsorbierende verbindung

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DE10115227.2 2001-03-28
DE10115227A DE10115227A1 (de) 2001-03-28 2001-03-28 Optischer Datenträger enthaltend in der Informationsschicht eine lichtabsorbierende Verbindung mit mehreren chromophoren Zentren
DE10117464A DE10117464A1 (de) 2001-04-06 2001-04-06 Optischer Datenträger enthaltend in der Informationsschicht einen Merocyaninfarbstoff als lichtabsorbierende Verbindung
DE10117464.0 2001-04-06

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EP1701347A2 (en) 2002-11-29 2006-09-13 Fuji Photo Film Co., Ltd. Optical information-recording Medium, novel oxonol compound and method of recording information
US8119816B2 (en) * 2005-10-13 2012-02-21 Taiwan Fluoro Technology Co., Ltd. Merocyanine dye and use thereof
WO2013011480A1 (en) * 2011-07-21 2013-01-24 Basf Se Merocyanine derivatives
US9550730B2 (en) 2011-07-21 2017-01-24 Basf Se Merocyanine derivatives
WO2020218297A1 (ja) * 2019-04-26 2020-10-29 株式会社Adeka ポリメチン化合物
CN113316572A (zh) * 2019-04-26 2021-08-27 株式会社艾迪科 多次甲基化合物

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WO2002080161A3 (de) 2002-12-19
TWI223807B (en) 2004-11-11
US20030003396A1 (en) 2003-01-02
JP2004525800A (ja) 2004-08-26
CN1513175A (zh) 2004-07-14

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