WO1991018950A1 - Composition colorante et support d'enregistrement optique - Google Patents
Composition colorante et support d'enregistrement optique Download PDFInfo
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- WO1991018950A1 WO1991018950A1 PCT/JP1991/000677 JP9100677W WO9118950A1 WO 1991018950 A1 WO1991018950 A1 WO 1991018950A1 JP 9100677 W JP9100677 W JP 9100677W WO 9118950 A1 WO9118950 A1 WO 9118950A1
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- 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
- G11B7/249—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 organometallic compounds
- G11B7/2495—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 organometallic compounds as anions
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- 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
- C09B67/00—Influencing the physical, e.g. the dyeing or printing properties of dyestuffs without chemical reactions, e.g. by treating with solvents grinding or grinding assistants, coating of pigments or dyes; Process features in the making of dyestuff preparations; Dyestuff preparations of a special physical nature, e.g. tablets, films
- C09B67/0033—Blends of pigments; Mixtured crystals; Solid solutions
- C09B67/0041—Blends of pigments; Mixtured crystals; Solid solutions mixtures containing one azo dye
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- 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
- G11B7/2467—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 azo-dyes
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- 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
- G11B7/247—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 methine or polymethine dyes
- G11B7/2472—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 methine or polymethine dyes cyanine
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- 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
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- G11B7/249—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 organometallic compounds
- G11B7/2498—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 organometallic compounds as cations
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- 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
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- 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
- G11B2007/24612—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 two or more dyes in one layer
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- 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
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- 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
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- 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
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- 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
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- 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
- G11B7/2534—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 polycarbonates [PC]
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- 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
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- 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
- G11B7/2539—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 biodegradable polymers, e.g. cellulose
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- 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
- G11B7/254—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 protective topcoat layers
- G11B7/2542—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 protective topcoat layers consisting essentially of organic resins
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- 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
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- 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
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- 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
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- 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
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- 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
- Y10S534/00—Organic compounds -- part of the class 532-570 series
- Y10S534/01—Mixtures of azo compounds
Definitions
- the present invention relates to a dye-blended composition of a cyanine dye and an azo metal chelate compound and an optical recording medium using the same, and more particularly, has an absorption in a range of 600 to 80 O nm,
- the present invention relates to a dye compound composition which can be used for various optical recording media, electrophotographic materials, color liquid crystal display materials, light filters, and the like, which are excellent in light resistance and moisture resistance, and an optical recording medium using the same.
- An example of the optical recording medium is an optical disk.
- an optical disk irradiates a thin recording layer provided on a circular substrate with a laser beam focused to about 1 m to perform high-density information recording.
- the recording is performed by the absorption of the irradiated laser light energy, which causes thermal deformation such as decomposition, evaporation, and dissolution in the recording layer at that location.
- the recorded information is reproduced by reading the difference in reflectance between the portion where the laser beam is deformed and the portion where the laser beam is not deformed.
- an optical recording medium it is necessary for an optical recording medium to efficiently absorb the energy of a single laser beam, to ensure that the laser beam of a specific wavelength used for recording has a predetermined amount of absorbed light, and to accurately reproduce information. It is necessary to have a high reflectance for one laser beam of a specific wavelength used for reproduction.
- a medium in which an organic dye thin film is formed on a substrate has been proposed. Since organic dye thin films can be formed by coating, high productivity is expected and cost reduction can be expected.
- the present invention provides a cyanine dye, and a compound represented by the following general formula (I):
- A represents a residue that forms a heterocyclic ring with the carbon atom and the nitrogen atom to which it is attached, and B together with the two carbon atoms to which it is attached.
- the present invention relates to a dye-containing composition comprising a metal chelate compound of an azo compound and a metal represented by the formula (1) and an optical recording medium using the same. That is, the present invention provides a dye composition containing a cyanine dye and an azo metal chelate compound which are excellent in light resistance and moisture resistance as dyes for various chemical information materials such as optical recording media and are suitable for spin coating.
- An object of the present invention is to provide an optical recording medium having excellent light stability and having no light deterioration at the time of reproduction by having a recording material and a recording layer having the same.
- A represents a residue which forms a nitrogen heterocycle together with a carbon atom and a nitrogen atom to which it is bonded, and specifically, thiazole And a benzothiazole ring, a pyridobenzothiazole ring, a benzopyridothiazole ring, a pyridothiazol ring, a pyridine ring, a quinoline ring and the like.
- nitrogen heterocycles may have a substituent, such as an alkyl group, an alkoxy group, an aryloxy group, an aralkyl group, an aryl group, a halogen atom, a cyano group, a nitro group, Examples include ester groups, carbamoyl groups, acyl groups, acylamino groups, sulfamoyl groups, sulfonamide groups, amino groups, hydrodisyl groups, phenylazo groups, viridinoazo groups, and bur groups, and these substituents are further substituted. It may have a group.
- Preferred examples of the substituent on the nitrogen heterocycle include an alkyl group having 1 to 25 carbon atoms which may have a substituent, and a carbon atom having 1 to 2 carbon atoms which may have a substituent. 5, an alkoxy group, a halogen atom, a cyano group, a nitro group, an optionally substituted alkylsulfamoyl group having 1 to 25 carbon atoms, and an optionally substituted carbon atom 6 to 30 phenylsulfamoyl groups, optionally substituted fuirirazo groups, optionally substituted pyridinoazo groups, 2 to 26 carbon ester groups, and 2 to 2 carbon atoms Carbamoyl group of 6, C2 to C26 acyl group, C1 to C25 acylamino group, Charcoal A sulfonamide group having a prime number of 1 to 25, — NR 9 R 10 (R 9 and R 10 are each independently a hydrogen atom, an alkyl group having 1
- B represents a residue which forms an aromatic ring or a heterocyclic ring together with two carbon atoms to which it is bonded, and specifically, And a residue forming a benzene ring, a naphthalene ring, a pyridine ring, a viridone ring, a tetrahydroquinoline ring, a virazole ring, or the like.
- aromatic rings or heterocycles may have a substituent, and examples of the substituent include an alkyl group, an alkoxy group, an aryloxy group, an aralkyl group, an aryl group, a halogen atom, a cyano group, a nitro group, and an ester.
- substituents include an alkyl group, an alkoxy group, an aryloxy group, an aralkyl group, an aryl group, a halogen atom, a cyano group, a nitro group, and an ester.
- phenylsulfamoyl groups, an optionally substituted fuirirazo group, an optionally substituted pyridinoazo group, an ester group having 2 to 26 carbon atoms, and 2 carbon atoms ⁇ 26 rubamoyl groups, 2 ⁇ 26 carbon acyl groups, 1 ⁇ 25 carbon acylamino groups, 1 ⁇ 25 carbon sulfonamide groups, -NR 9 R 10 (R 9 and R 1D are each independently a hydrogen atom, an alkyl group having 1 to 25 carbon atoms which may have a substituent.
- R 9 and R 1D are each independently a hydrogen atom, an
- R 11 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms
- R 12 represents a cyano group or an alkoxycarbonyl group having 2 to 7 carbon atoms
- X is not particularly limited as long as it is a group having an active hydrogen, but preferred are 10H, 1COOH,
- R 13 is a hydrogen atom, an alkyl group or a substituent of 1 to 25 carbon atoms which may have a substituent ) — CONH z , -S 0 2 NH 2 , -NH Z and the like, and particularly preferable are 1 OH, 1 COOH, 1 S 0 3 H,- HNS 0 2 R 13
- ⁇ zone metal chelate compound used in the form of a salt with cation You may.
- examples of such cations include inorganic cations such as Na +, L i +, K +, and P® ((') 4 , N®CC 2 H 5 ) 4 , N® (C 4 H 9 (n)) ,
- R 7 and R B are each independently a hydrogen atom, an optionally substituted alkyl group, an optionally substituted aryl group, an optionally substituted alkenyl group, or an optionally substituted A represents a good cycloalkyl group, A and X have the same meaning as defined above, and ring D may have a substituent.
- the azo compound represented by is particularly preferable.
- examples of the substituent which can be substituted on the alkyl group, aryl group, alkenyl group or cycloalkyl group represented by R 7 and R 8 include, for example, an alkoxy group and an alkoxyalkoxy group.
- substituent for the aryl group and the cycloalkyl group include an alkyl group and a butyl group.
- substituent that can be substituted on the ring D include an alkyl group, an alkoxy group, and a halogen atom. Atoms and the like.
- Y represents a residue which forms an aromatic ring or a heterocyclic ring together with the thiazole ring to which it is bonded, and B and X have the same meanings as defined above.
- X ′ represents a hydrogen atom or a cation
- R 7 , R 8 , Y, ring D and X ′ have the same meanings as defined above.
- the azo compound represented by is particularly preferable.
- ⁇ represents a residue which forms an aromatic ring or a heterocyclic ring together with a thiazole ring to which it is bonded, and specifically, a benzene ring, a naphthalene Ring, anthracene ring, phenanthrene ring, pyridinine, quinoline ring, thiophene ring, carbazole ring, fluorene ring, anthraquinone ring and the like.
- Such a residue ⁇ has the same substituent as defined in ⁇ ⁇ above. It may be.
- the metal forming the chelate compound together with the azo compound is not particularly limited as long as it is generally a metal having the ability to form a chelate compound with the azo compound.
- Nickel (Ni), cobalt (C o), iron, ruthenium, rhodium, rho, Transition elements such as radium, copper, osmium, iridium, and platinum are preferable, and Ni and C0 are particularly preferable.
- N i (CH 3 C00) z N i C £ 2 , C o C £ 2 , C o (BF 4 ) 2 , C o (CH 3 COO) z during production, N i 2 ⁇ C o 2 ⁇ C o 3+ and the like can be obtained as a complex coordinated.
- the metal chelate compound of the azo compound to be used in the present invention can be produced, for example, according to the description of Furukawa; Analytics Chimica Acta 140 (1982) 281-289.
- a metal chelate compound of an azo compound represented by the general formula [ ⁇ ] is represented by the general formula [ ⁇ ] ⁇ ,
- the anion of the metal salt used for producing the metal chelate compound is preferably anion.
- divalent anions in particular BF 4 -, PF 6 -, CH3COO- is preferred
- chelate compound of an azo compound and a metal used in the coloring composition of the present invention include azo metal chelate compounds shown in Tables 1 to 9 below.
- cyanine-based dye any known dye can be used. Particularly preferred is a compound represented by the following general formula (H)
- P and P ′ each independently represent a residue that forms an aromatic ring together with the two carbon atoms to which it is attached, and Q is an optionally substituted pentamethine
- R ′, R Z , R 3 , R 4 , R 5 and R 6 each independently represent an alkyl group which may be substituted, an aryl group which may be substituted, or a substituent Represents an alkenyl group or a cycloalkyl group which may be substituted, and Z- represents an anionic residue.
- indrenine-based cyanine dye represented by the formula:
- indrenine-based cyanine dyes are described in, for example, JP-A-58-118, JP-A-58-114, 89-89, JP-A-59-85797, and JP-A-60-187.
- the compound can be easily synthesized by the method described in each of the publications of JP-A-83-2326.
- Dye blend composition of the present invention 5 and the metal chelate compound Shianin based dye in a weight ratio: 9 5-9 9: 1, preferably 5: by blending in a proportion of 5 0: 9 5-5 0 Things.
- the coloring composition of the present invention has absorption in a range of 600 to 800 nm, and is excellent in light resistance and moisture resistance.
- the dye composition of the present invention can be used, for example, in a recording layer of an optical recording medium.
- the optical recording medium to be manufactured basically consists of a substrate, and a cyanine dye. And a recording layer having a metal chelate compound of an azo compound.
- a reflective layer can be provided on the recording layer if necessary.
- an undercoat layer can be provided on the substrate, a protective layer can be provided on the recording layer or the reflective layer, and a surface protective layer can be provided on the side of the substrate opposite to the recording layer (mirror side). .
- a substrate transparent to a laser beam to be used is preferable.
- the material of the substrate include those generally used as a support for a recording material, such as glass and plastic, but plastic is preferred from various points.
- the plastic include an acrylic resin, a methacrylic resin, a vinyl acetate resin, a vinyl chloride resin, a nitrocellulose, a polyethylene resin, a polypropylene resin, a polycarbonate resin, a polyimide resin, an epoxy resin and a polysulfone resin.
- injection-molded polycarbonate resin substrates are particularly preferred in terms of high productivity, cost, and moisture absorption resistance.
- the reflective layer a metal such as gold, silver, copper, aluminum, or platinum or an alloy thereof having high reflectivity in a laser wavelength region to be used is used.
- an ultraviolet curable acrylic resin, a silicon-based hard coat agent, or the like is used.
- an ultraviolet-curing acrylic resin, a silicon-based hard coat agent, or the like is used as the surface protective layer on the mirror side of the substrate.
- an antistatic function is preferably provided to prevent dust and the like from adhering. .
- the recording layer having the cyanine dye of the present invention and the metal complex of an azo compound usually has a thickness of 100 to 5 ⁇ m, preferably 700 to 2 i / m.
- the spinner method is preferred from the viewpoint of mass production and cost which can be formed by a generally used thin film forming method such as a spinning method, a spinner method, and an immersion method.
- the number of revolutions is preferably 500 to 500 rPm, and after spin coating, if necessary, treatment such as heating or exposure to solvent vapor may be performed.
- a binder can be used if necessary.
- known materials such as polyvinyl alcohol, polyvinyl pyrrolidone, nitrocellulose, cellulose acetate, ketone resin, polybutyral, and polycarbonate can be used.
- the coating solvent for forming the recording layer by a coating method such as a doctor blade method, a casting method, a subina method, an immersion method, and particularly a spinner method, includes tetrafluoropropanol, octafluoropentanol, tetrachloroethane, and bromoform. Boiling points of dibromoethane, diacetone alcohol, ethyl sorb, xylene, 3-hydroxy-13-methyl-12-butanone, chlorobenzene, cyclohexanone, methyl lactate, etc. Are preferably used.
- Ketane alcohol solvents such as 3-methyl-2-butanone; cellosolve solvents such as methyl sorb and ethyl sorb; solvents such as tetrafluo propanol and octafluoro pentanol; Fluoroalkyl alcohol solvents; hydroxyester solutions such as methyl lactate and methyl isobutyrate;
- the recording layer of the optical recording medium of the present invention may be provided on both sides of the substrate, or may be provided only on one side. You may ask.
- Recording on the optical recording medium obtained as described above is performed by irradiating a laser beam, preferably a semiconductor laser, focused on the recording layer provided on both sides or one side of the substrate to about 1 m.
- a laser beam preferably a semiconductor laser
- Thermal deformation of the recording layer such as decomposition, evaporation, and melting, occurs due to the absorption of laser energy in the area irradiated with the laser beam.
- Reproduction of recorded information is performed by reading the difference in reflectance between the part where thermal deformation has occurred and the part where thermal deformation has not occurred using a laser beam.
- the laser light used for the optical recording medium of the present invention includes N 2 , He—Cd, Ar, He—Ne, ruby, semiconductor, dye laser, and the like. Semiconductor lasers are preferred in terms of ease of handling and compactness.
- a mixture (weight ratio 70:30) with 0.12 g of an azo metal chelate compound (compound No. 1 in Table 1 above) represented by % Solution was obtained. This solution was dropped on a 100-millimeter-thick injection-molded polycarbonate substrate with a depth of 1000 and a groove (group) of 0.7 / m in width. The spinner method was used. (Rotation speed: 500 rpm, 4 minutes). After the coating, the coating was dried at 80 ° C for 5 minutes to form a recording layer.
- a gold film having a thickness of 2000 A was formed on the recording layer by a sputtering method to form a reflection layer. Further, a UV curable resin was spin-coated on the reflective layer, and then cured by irradiating UV rays to form a protective layer having a thickness of 10 m to obtain an optical recording medium.
- the 11 T modulation degree is a value obtained by dividing the signal amplitude of the longest recording bit by the reflectance, and expressing the value as a percentage.
- xenon light with an output of 2. ⁇ kW was continuously irradiated for 40 hours from a distance of 25 cm for an accelerated photodegradation test [Test conditions: JIS standard L0843-19988, temperature 63 ⁇ 3 Apparatus used: Xenon long-life laser meter manufactured by Suga Test Instruments Co., Ltd.], and the reflectance and 11T modulation were measured.
- An optical recording medium was obtained in the same manner as in Example 1 except that a compound represented by the following formula (compound No. 6 in Table 1 above) was mixed at a weight ratio of 70:30.
- Table 10 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- An optical recording medium was obtained in the same manner as in Example 1 except that the compound represented by the following formula (Compound No. 5 in Table 1 above) was mixed at a weight ratio of 70:30.
- Table 10 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- Example 4 As an indolenine-based cyanine dye, the following structural formula
- Table 10 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- Table 10 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- Table 10 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- An optical recording medium was obtained in the same manner as in Example 1 except that the compound represented by the following formula (compound ⁇ 22) in Table 3 was used in a weight ratio of 70:30.
- Table 10 shows the measurement results of the reflectance and the 11 ⁇ modulation degree in the same manner as in Example 1.
- Table 10 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- An optical recording medium was obtained in the same manner as in Example 1 except that 26 g of methyl lactate was used instead of 40 g of octafluoropentanol as a coating solvent.
- Table 10 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- Octafluoropentanol as coating solvent An optical recording medium was obtained in the same manner as in Example 1 except that 23 g of 3-hydroxy-13-methyl-2-butanone was used instead of 40 g.
- Table 10 shows the results of measurement of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- An optical recording medium was manufactured in the same manner as in Example 1 except that the recording layer was formed using only the indrenine-based cynin dye without using the azo metal chelate compound.
- Table 10 shows the measurement results of the reflectance and the 11 T modulation degree in the same manner as in Example 1.
- An optical recording medium was manufactured in the same manner as in Example 3 except that the recording layer was formed using only the indrenine-based cyanine dye without using the azo metal chelate compound.
- Table 10 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- An optical recording medium was manufactured in the same manner as in Example 5 except that the recording layer was formed using only the indrenine-based cyanine dye without using the azo metal chelate compound.
- Table 10 shows the measurement results of the reflectance and the 11 T modulation degree in the same manner as in Example 1.
- Example 1 The indrenine-based cyanine dye used in Example 1 and the following structural formula -C-S-i
- An optical recording medium was manufactured in the same manner as in Example 1, except that the metal chelate compound represented by the formula (1) was mixed at a weight ratio of 70:30.
- Table 10 shows the measurement results of the reflectance and the 11 T modulation degree in the same manner as in Example 1.
- Table 11 shows the results of measuring the reflectance and the 11T modulation degree in the same manner as in Example 1.
- Example 1 2
- An optical recording medium was obtained in the same manner as in Example 11 except that the compound represented by the following formula (Compound No. 6 in Table 1 above) was mixed and used at a weight ratio of 30:70.
- Table 11 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- An optical recording medium was obtained in the same manner as in Example 11, except that the compound represented by the following formula (Compound No. 5 in Table 1 above) was used in a mixture at a weight ratio of 30:70.
- Table 11 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- Table 11 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- An optical recording medium was obtained in the same manner as in Example 11 except that the compound represented by the following formula (Compound No. 19 in Table 3 above) was mixed and used at a weight ratio of 20:80.
- Table 11 shows the results of measuring the reflectance and the 11T modulation in the same manner as in Example 1.
- An optical recording medium was obtained in the same manner as in Example 11, except that a compound represented by the following formula (compound ⁇ 21 in Table 3 above) was used in a weight ratio of 20:80.
- Table 11 shows the results of measurement of the reflectance and the 11 1 modulation degree in the same manner as in Example 1.
- An optical recording medium was obtained in the same manner as in Example 1 except that a compound represented by the following formula (Compound No. 22 in Table 3 described above) was mixed and used in a weight ratio of 30:70.
- Table 11 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- An optical recording medium was produced in the same manner as in Example 11 except that the compound represented by the following formula (Compound No. 30 in Table 7 above) was used by mixing at a weight ratio of 20:80.
- Table 11 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- An optical recording medium was obtained in the same manner as in Example 11, except that 13 g of methyl lactate was used instead of 20 g of octafluoropentanol as a coating solvent.
- Table 11 shows the measurement results of the reflectance and the 11T modulation degree in the same manner as in Example 1.
- Octafluoropent pentanol as coating solvent 20 g instead of 3-hydroxy An optical recording medium was obtained in the same manner as in Example 11 except that 11.5 g of 3-methyl-2-butanone was used.
- Table 11 shows the results of measuring the reflectance and the 11T modulation degree in the same manner as in Example 1.
- Example 11 shows the measurement results of the reflectance and the 11 T modulation degree in the same manner as in Example 1.
- An optical recording medium was obtained in the same manner as in Example 21 except that the compound represented by the formula was mixed at a weight ratio of 15:85.
- Table 11 shows the measurement results of the reflectance and the 11 T modulation degree in the same manner as in Example 1.
- An optical recording medium was manufactured in the same manner as in Example 11 except that the recording layer was formed using only the indrenine-based cynin dye without using the azo metal chelate compound.
- Table 11 shows the measurement results of the reflectance and the 11 T modulation degree in the same manner as in Example 11.
- An optical recording medium was manufactured in the same manner as in Example 13 except that the recording layer was formed using only the indrenine-based cyanine dye without using the azo metal chelate compound.
- Table 11 shows the measurement results of the reflectance and the 11 T modulation degree in the same manner as in Example 11.
- An optical recording medium was manufactured in the same manner as in Example 15 except that the recording layer was formed using only the indrenine-based cyanine dye without using the azo metal chelate compound.
- Table 11 shows the measurement results of the reflectance and the 11 T modulation degree in the same manner as in Example 11.
- Example 11 Indrenine-based cyanine dye used in 1 and the following structural formula
- An optical recording medium was manufactured in the same manner as in Example 11, except that the metal chelate compound represented by the formula (1) was mixed at a weight ratio of 70:30.
- Table 11 shows the measurement results of the reflectance and the 11 T modulation degree in the same manner as in Example 11. 1 1
- the dye composition of the present invention comprising an indrenine-based cyanine dye and a metal chelate compound has an absorption in the 600 to 800 nm region and is excellent in light resistance and moisture resistance. It can be advantageously used as a recording medium, an electrophotographic photosensitive material, a color liquid crystal display material, a light cut filter, and the like. Further, an optical recording medium using the dye-blended composition of the present invention has excellent light stability and is very useful without causing light deterioration during reproduction.
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
- Thermal Transfer Or Thermal Recording In General (AREA)
Description
Claims
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/809,513 US5330542A (en) | 1990-05-25 | 1991-05-22 | Dye-incorporated composition |
DE69112337T DE69112337T2 (de) | 1990-05-25 | 1991-05-22 | Farbstoffzusammensetzung und optisches aufzeichnungsmedium. |
KR1019920700172A KR0160944B1 (ko) | 1990-05-25 | 1991-05-22 | 색소 배합 조성물 및 광학 기록 매체 |
EP91909841A EP0483387B1 (en) | 1990-05-25 | 1991-05-22 | Dye composition and optical recording medium |
HK97101684A HK1000162A1 (en) | 1990-05-25 | 1997-08-26 | Dye composition and optical recording medium |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13684490 | 1990-05-25 | ||
JP2/136844 | 1990-05-25 | ||
JP32842390 | 1990-11-28 | ||
JP2/328423 | 1990-11-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1991018950A1 true WO1991018950A1 (fr) | 1991-12-12 |
Family
ID=26470336
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1991/000677 WO1991018950A1 (fr) | 1990-05-25 | 1991-05-22 | Composition colorante et support d'enregistrement optique |
Country Status (6)
Country | Link |
---|---|
US (2) | US5330542A (ja) |
EP (1) | EP0483387B1 (ja) |
KR (1) | KR0160944B1 (ja) |
CA (1) | CA2063579A1 (ja) |
DE (1) | DE69112337T2 (ja) |
WO (1) | WO1991018950A1 (ja) |
Cited By (4)
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EP0755052A2 (en) | 1995-07-20 | 1997-01-22 | Mitsui Toatsu Chemicals, Incorporated | Optical recording medium |
US5855979A (en) * | 1996-08-08 | 1999-01-05 | Mitsui Chemicals, Inc. | Optical recording medium |
US6214519B1 (en) * | 1995-08-22 | 2001-04-10 | Mitsubishi Chemical Corporation | Optical recording medium |
US8075976B2 (en) | 2005-07-14 | 2011-12-13 | Mitsubishi Kagaku Media Co., Ltd. | Optical recording medium, optical recording material and metal complex compound |
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- 1991-05-22 WO PCT/JP1991/000677 patent/WO1991018950A1/ja active IP Right Grant
- 1991-05-22 DE DE69112337T patent/DE69112337T2/de not_active Expired - Lifetime
- 1991-05-22 US US07/809,513 patent/US5330542A/en not_active Expired - Lifetime
- 1991-05-22 KR KR1019920700172A patent/KR0160944B1/ko not_active IP Right Cessation
- 1991-05-22 EP EP91909841A patent/EP0483387B1/en not_active Expired - Lifetime
- 1991-05-22 CA CA002063579A patent/CA2063579A1/en not_active Abandoned
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1994
- 1994-03-22 US US08/215,609 patent/US5389419A/en not_active Expired - Lifetime
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0755052A2 (en) | 1995-07-20 | 1997-01-22 | Mitsui Toatsu Chemicals, Incorporated | Optical recording medium |
US6214519B1 (en) * | 1995-08-22 | 2001-04-10 | Mitsubishi Chemical Corporation | Optical recording medium |
US5855979A (en) * | 1996-08-08 | 1999-01-05 | Mitsui Chemicals, Inc. | Optical recording medium |
US8075976B2 (en) | 2005-07-14 | 2011-12-13 | Mitsubishi Kagaku Media Co., Ltd. | Optical recording medium, optical recording material and metal complex compound |
Also Published As
Publication number | Publication date |
---|---|
US5389419A (en) | 1995-02-14 |
CA2063579A1 (en) | 1991-11-26 |
EP0483387A4 (en) | 1992-07-22 |
EP0483387A1 (en) | 1992-05-06 |
KR927003735A (ko) | 1992-12-18 |
US5330542A (en) | 1994-07-19 |
DE69112337D1 (de) | 1995-09-28 |
KR0160944B1 (ko) | 1998-12-15 |
EP0483387B1 (en) | 1995-08-23 |
DE69112337T2 (de) | 1996-05-02 |
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