WO2011078163A1 - 非対称型ポリアゾ色素、その製造方法、着色剤および着色方法 - Google Patents
非対称型ポリアゾ色素、その製造方法、着色剤および着色方法 Download PDFInfo
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- WO2011078163A1 WO2011078163A1 PCT/JP2010/073000 JP2010073000W WO2011078163A1 WO 2011078163 A1 WO2011078163 A1 WO 2011078163A1 JP 2010073000 W JP2010073000 W JP 2010073000W WO 2011078163 A1 WO2011078163 A1 WO 2011078163A1
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- VVFZVAUHDSFHFS-UHFFFAOYSA-N NC1=C(C#N)C=C(C=C1Br)[N+](=O)[O-].NC1=C(C#N)C=C(C=C1)[N+](=O)[O-] Chemical compound NC1=C(C#N)C=C(C=C1Br)[N+](=O)[O-].NC1=C(C#N)C=C(C=C1)[N+](=O)[O-] VVFZVAUHDSFHFS-UHFFFAOYSA-N 0.000 description 1
- TYWOQNJIOZDONB-UHFFFAOYSA-N NC1=C(C=2NC3=CC=CC=C3C2C=C1)S(=O)(=O)O Chemical compound NC1=C(C=2NC3=CC=CC=C3C2C=C1)S(=O)(=O)O TYWOQNJIOZDONB-UHFFFAOYSA-N 0.000 description 1
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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- GLLRIXZGBQOFLM-UHFFFAOYSA-N Xanthorin Natural products C1=C(C)C=C2C(=O)C3=C(O)C(OC)=CC(O)=C3C(=O)C2=C1O GLLRIXZGBQOFLM-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- MBHRHUJRKGNOKX-UHFFFAOYSA-N [(4,6-diamino-1,3,5-triazin-2-yl)amino]methanol Chemical compound NC1=NC(N)=NC(NCO)=N1 MBHRHUJRKGNOKX-UHFFFAOYSA-N 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
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- 239000003513 alkali Substances 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
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- QHIWVLPBUQWDMQ-UHFFFAOYSA-N butyl prop-2-enoate;methyl 2-methylprop-2-enoate;prop-2-enoic acid Chemical compound OC(=O)C=C.COC(=O)C(C)=C.CCCCOC(=O)C=C QHIWVLPBUQWDMQ-UHFFFAOYSA-N 0.000 description 1
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- 125000002843 carboxylic acid group Chemical group 0.000 description 1
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- 229920002301 cellulose acetate Polymers 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- ONSYTLVODJIYDC-UHFFFAOYSA-N chloroamine;hydrochloride Chemical compound Cl.ClN ONSYTLVODJIYDC-UHFFFAOYSA-N 0.000 description 1
- 229910052804 chromium Inorganic materials 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 239000008119 colloidal silica Substances 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 150000004696 coordination complex Chemical class 0.000 description 1
- NKNDPYCGAZPOFS-UHFFFAOYSA-M copper(i) bromide Chemical compound Br[Cu] NKNDPYCGAZPOFS-UHFFFAOYSA-M 0.000 description 1
- 125000004093 cyano group Chemical group *C#N 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- BIXZHMJUSMUDOQ-UHFFFAOYSA-N dichloran Chemical compound NC1=C(Cl)C=C([N+]([O-])=O)C=C1Cl BIXZHMJUSMUDOQ-UHFFFAOYSA-N 0.000 description 1
- UZBQIPPOMKBLAS-UHFFFAOYSA-N diethylazanide Chemical compound CC[N-]CC UZBQIPPOMKBLAS-UHFFFAOYSA-N 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
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- 238000009499 grossing Methods 0.000 description 1
- 239000003966 growth inhibitor Substances 0.000 description 1
- 235000019447 hydroxyethyl cellulose Nutrition 0.000 description 1
- 229940097275 indigo Drugs 0.000 description 1
- COHYTHOBJLSHDF-UHFFFAOYSA-N indigo powder Natural products N1C2=CC=CC=C2C(=O)C1=C1C(=O)C2=CC=CC=C2N1 COHYTHOBJLSHDF-UHFFFAOYSA-N 0.000 description 1
- 229910052738 indium Inorganic materials 0.000 description 1
- 239000003112 inhibitor Substances 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- 239000001023 inorganic pigment Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000001034 iron oxide pigment Substances 0.000 description 1
- 150000002513 isocyanates Chemical class 0.000 description 1
- PXZQEOJJUGGUIB-UHFFFAOYSA-N isoindolin-1-one Chemical compound C1=CC=C2C(=O)NCC2=C1 PXZQEOJJUGGUIB-UHFFFAOYSA-N 0.000 description 1
- GWVMLCQWXVFZCN-UHFFFAOYSA-N isoindoline Chemical compound C1=CC=C2CNCC2=C1 GWVMLCQWXVFZCN-UHFFFAOYSA-N 0.000 description 1
- 239000004816 latex Substances 0.000 description 1
- 229920000126 latex Polymers 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
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- VBEGHXKAFSLLGE-UHFFFAOYSA-N n-phenylnitramide Chemical compound [O-][N+](=O)NC1=CC=CC=C1 VBEGHXKAFSLLGE-UHFFFAOYSA-N 0.000 description 1
- OKBVMLGZPNDWJK-UHFFFAOYSA-N naphthalene-1,4-diamine Chemical compound C1=CC=C2C(N)=CC=C(N)C2=C1 OKBVMLGZPNDWJK-UHFFFAOYSA-N 0.000 description 1
- NRZRRZAVMCAKEP-UHFFFAOYSA-N naphthionic acid Chemical compound C1=CC=C2C(N)=CC=C(S(O)(=O)=O)C2=C1 NRZRRZAVMCAKEP-UHFFFAOYSA-N 0.000 description 1
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- NJNNJTZOZPHSRA-UHFFFAOYSA-N octatriacontanedioic acid Chemical compound OC(=O)CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC(O)=O NJNNJTZOZPHSRA-UHFFFAOYSA-N 0.000 description 1
- 239000001053 orange pigment Substances 0.000 description 1
- 239000012860 organic pigment Substances 0.000 description 1
- BHAAPTBBJKJZER-UHFFFAOYSA-N p-anisidine Chemical compound COC1=CC=C(N)C=C1 BHAAPTBBJKJZER-UHFFFAOYSA-N 0.000 description 1
- 235000011837 pasties Nutrition 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 125000002467 phosphate group Chemical group [H]OP(=O)(O[H])O[*] 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920003055 poly(ester-imide) Polymers 0.000 description 1
- 229920002189 poly(glycerol 1-O-monomethacrylate) polymer Polymers 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
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- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 150000003077 polyols Chemical class 0.000 description 1
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- 229920002223 polystyrene Polymers 0.000 description 1
- 229910052700 potassium Inorganic materials 0.000 description 1
- 239000011591 potassium Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- MIROPXUFDXCYLG-UHFFFAOYSA-N pyridine-2,5-diamine Chemical compound NC1=CC=C(N)N=C1 MIROPXUFDXCYLG-UHFFFAOYSA-N 0.000 description 1
- IZMJMCDDWKSTTK-UHFFFAOYSA-N quinoline yellow Chemical compound C1=CC=CC2=NC(C3C(C4=CC=CC=C4C3=O)=O)=CC=C21 IZMJMCDDWKSTTK-UHFFFAOYSA-N 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
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- 239000010703 silicon Substances 0.000 description 1
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- 229910052708 sodium Inorganic materials 0.000 description 1
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- 230000003595 spectral effect Effects 0.000 description 1
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- 239000003381 stabilizer Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000011550 stock solution Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L sulfate group Chemical group S(=O)(=O)([O-])[O-] QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- 125000000020 sulfo group Chemical group O=S(=O)([*])O[H] 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 229920003051 synthetic elastomer Polymers 0.000 description 1
- 239000005061 synthetic rubber Substances 0.000 description 1
- 150000003505 terpenes Chemical class 0.000 description 1
- 235000007586 terpenes Nutrition 0.000 description 1
- 125000001302 tertiary amino group Chemical group 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
- 150000003568 thioethers Chemical class 0.000 description 1
- JOUDBUYBGJYFFP-FOCLMDBBSA-N thioindigo Chemical compound S\1C2=CC=CC=C2C(=O)C/1=C1/C(=O)C2=CC=CC=C2S1 JOUDBUYBGJYFFP-FOCLMDBBSA-N 0.000 description 1
- 150000004992 toluidines Chemical class 0.000 description 1
- LZGVDNRJCGPNDS-UHFFFAOYSA-N trinitromethane Chemical compound [O-][N+](=O)C([N+]([O-])=O)[N+]([O-])=O LZGVDNRJCGPNDS-UHFFFAOYSA-N 0.000 description 1
- 239000002966 varnish Substances 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
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- 239000012463 white pigment Substances 0.000 description 1
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- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- 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
- C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
- C09B33/02—Disazo dyes
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G9/00—Developers
- G03G9/08—Developers with toner particles
- G03G9/09—Colouring agents for toner particles
- G03G9/0906—Organic dyes
- G03G9/091—Azo dyes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
- B41M5/00—Duplicating or marking methods; Sheet materials for use therein
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D209/00—Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom
- C07D209/56—Ring systems containing three or more rings
- C07D209/80—[b, c]- or [b, d]-condensed
-
- 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
- C09B33/00—Disazo and polyazo dyes of the types A->K<-B, A->B->K<-C, or the like, prepared by diazotising and coupling
- C09B33/02—Disazo dyes
- C09B33/147—Disazo dyes in which the coupling component is a bis -(-o-hydroxy-carboxylic- acid amide)
-
- 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
- C09B43/00—Preparation of azo dyes from other azo compounds
- C09B43/12—Preparation of azo dyes from other azo compounds by acylation of amino groups
- C09B43/124—Preparation of azo dyes from other azo compounds by acylation of amino groups with monocarboxylic acids, carbamic esters or halides, mono- isocyanates, or haloformic acid esters
- C09B43/132—Preparation of azo dyes from other azo compounds by acylation of amino groups with monocarboxylic acids, carbamic esters or halides, mono- isocyanates, or haloformic acid esters having the carboxylic group directly attached to an aromatic carbocyclic ring
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/02—Printing inks
- C09D11/03—Printing inks characterised by features other than the chemical nature of the binder
- C09D11/037—Printing inks characterised by features other than the chemical nature of the binder characterised by the pigment
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D11/00—Inks
- C09D11/30—Inkjet printing inks
- C09D11/32—Inkjet printing inks characterised by colouring agents
- C09D11/328—Inkjet printing inks characterised by colouring agents characterised by dyes
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
- C09D7/40—Additives
- C09D7/41—Organic pigments; Organic dyes
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/22—Absorbing filters
- G02B5/223—Absorbing filters containing organic substances, e.g. dyes, inks or pigments
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G9/00—Developers
- G03G9/08—Developers with toner particles
- G03G9/087—Binders for toner particles
- G03G9/08784—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775
- G03G9/08795—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775 characterised by their chemical properties, e.g. acidity, molecular weight, sensitivity to reactants
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
- G03G9/00—Developers
- G03G9/08—Developers with toner particles
- G03G9/087—Binders for toner particles
- G03G9/08784—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775
- G03G9/08797—Macromolecular material not specially provided for in a single one of groups G03G9/08702 - G03G9/08775 characterised by their physical properties, e.g. viscosity, solubility, melting temperature, softening temperature, glass transition temperature
Definitions
- the present invention relates to an asymmetric polyazo dye, a production method thereof, a colorant and a coloring method. More specifically, the asymmetric polyazo dye is an asymmetric polyazo dye having two or more monoazo dye residues having different structures in one molecule, a production method for making the asymmetric type, a colorant thereof, and It relates to a coloring method using the same.
- a pigment having an appropriate color tone is selected in consideration of the required performance, and a method of blending while looking at the color, i.e., adjusting the color tone.
- toning is performed by a method of appropriately selecting from powder pigments and high-concentration processed products of pigments according to the use and mixing them.
- simple pigment mixtures may have different pigment properties such as the density of individual pigments, coarse particle hardness, particle size distribution, etc., and differences in dispersibility in the preparation of liquid pigment dispersions. In some cases, there was a difference in storage stability.
- the integration has been achieved by the following method. For example, by mixing multiple types of pigments that you want to use, dissolving the pigment molecules in a solvent that can be dissolved together without degrading or changing them, a method called eutectoid or coprecipitation, or even at the molecular level There is a method of making a mixed crystal shape integrated with each other.
- the only common solvent that can be used in this case is sulfuric acid or the like, the above-mentioned method is robust, such as phthalocyanine, anthraquinone, quinacridone, perinone / perylene, and dioxazine, which are mainly classified as polycyclic pigments. Used for pigments of various molecular structures.
- a production method in which one or more kinds of diazo components and one or more kinds of coupling components are mixed or sequentially subjected to a coupling reaction is employed.
- Various coupling methods have been put to practical use.
- one type of diazo component or coupling component multiple types of components that react with the coupling are used, generally referred to as “mixed coupling method”, and as a special case, prevention of crystallinity and particle growth
- accessory coupling method in which a small amount of an ionic or nonionic diazo component or a coupling component is mixed.
- the pigment constituting the contrivance is a different molecule even by these devices, it is inevitably a mixture of pigment particles, and even a mixed crystal is a mixture of pigment molecules. Therefore, development of pigments having two or more kinds of coloring molecular structures in one molecule is expected.
- pigment derivatives that have improved performance such as improved pigment dispersibility, dispersibility of dispersed color pigments, reduced viscosity, dispersion stability, and storage stability.
- an object of the present invention is to make it possible to provide the above-described new pigment coloring system, as well as an ionic derivative of a novel pigment.
- a pigment having a plurality of chromophores in the same molecule an azo-based highly fast pigment, a pigment called a high molecular weight azo pigment or simply a polyazo pigment (bisazo pigment) has been used.
- a pigment C.I. I. Pigment Red (hereinafter abbreviated as “PR”) 144, PR166, PR221, PR214, PR242, and orange pigment C.I. I. Pigment Orange (hereinafter abbreviated as “PO”) 31, C.I. I. Pigment Brown (hereinafter abbreviated as “PBr”) 23 and the like.
- PR C.I. I. Pigment Red
- PO PR34
- PO C.I. I. Pigment Orange
- PBr C.I. I. Pigment Brown
- a diazo component is coupled with hydroxynaphthoic acid to form a carboxylic acid of a monoazo dye, then an amide bond with an aromatic diamine and linked to form a polyazo dye (bisazo dye) It is synthesized by the method.
- the present inventors have further developed the molecular structure of the above polyazo pigment having two identical azo dye residues in the same molecule.
- the diazo components or coupling components it is possible to synthesize azo pigments having two or more different color forming molecular structures in the same molecule, and if the dye has such a molecular structure,
- the present inventors have found that the above problems can be solved and have completed the present invention.
- the present invention is an asymmetric polyazo dye in which different monoazo dye residues (A) and monoazo dye residues (B) are linked by an arylene poly (carboxamide) group, and each monoazo dye residue is a coupler residue.
- An asymmetric polyazo dye characterized by having an asymmetric polyazo dye molecular structure selected from the group consisting of (1) to (3) below: (1) Each coupler residue in the monoazo dye residue (A) and the monoazo dye residue (B) is a residue of the same coupler (C), and different diazo components (E) as diazo components And polyazo dye molecular structure in which diazo component (F) is coupled.
- the coupler residues in the monoazo dye residue (A) and the monoazo dye residue (B) are different coupler (C) and coupler (D) residues, and the same as the diazo component A polyazo dye molecular structure coupled with a diazo component (E).
- the respective coupler residues in the monoazo dye residue (A) and the monoazo dye residue (B) are different coupler (C) and coupler (D) residues, and different diazo components are used as diazo components.
- Preferred examples of the asymmetric polyazo dye of the present invention include the following.
- the coupler used to form the residue of the coupler (C) or coupler (D) has a carboxyl group, and the coupler includes 3-hydroxy-2-naphthoic acid and 6-hydroxy-2-naphthoic acid.
- the arylene poly (carboamido) group may or may not have a substituent, phenylenediamine, diaminonaphthalene, diaminobiphenyl, bis (aminophenyl) ether, methylene-bis (aminophenyl), bis (aminophenyl) sulfide, bis (amino A residue of arylenediamine selected from the group consisting of (phenyl) sulfonyl and diaminopyridine;
- the allylenediamine has one or more substituents, and the substituents are alkyl (carbon number: 1 to 10) group, alkoxy (carbon number
- the diazo component (E) or the diazo component (F) has a skeleton of an allylamine-derived molecule or a heterocyclic amine-derived molecule, which has or does not have a substituent;
- any one selected from the group consisting of aniline, naphthylamine, aminoanthracene, aminoanthraquinone, aminodibenzofuran and aminocarbazole, and having the above substituent Are substituted with an alkyl (carbon number: 1 to 10) group, alkoxy (carbon number: 1 to 10) group, trifluoromethyl group, halogen group, nitro group; alkyloxycarbonyl group, alkylsulfonyl group, aminosulfonyl group Alkylsulfonamide group, phenylsulfoamide group, alkylaminosulfonyl group, anilinosulfonyl group, aminocarbonyl group,
- a method for producing the above asymmetric polyazo dye which is any one of the following methods (1) to (3).
- (1) [1] The carboxy group of the coupler (C) is reacted with nitroallylamine to form a “coupler nitro body” which is a coupler having a nitro group, and [2] the nitro group is reduced to form a “coupler amino body”.
- a “monoazo dye carboxylic acid or acid halide derivative” obtained by coupling the diazo component (E) to the coupler (C) prepared separately, and the “coupler amino” obtained in [2] above.
- a “color coupler” which is a coupler having a monoazo dye by condensation reaction with the “body”, and [4] by coupling the diazo component (F) to the dye coupler, the residue of the same coupler (C)
- a “monoazo dye carboxylic acid or acid halide derivative” obtained by coupling the diazo component (F) to the coupler (D) separately prepared, and the “coupler amino” obtained in [2] above.
- a “dye coupler” which is a coupler having a monoazo dye by condensation reaction with the “body”, and [4] a different coupler (C) and coupler (D) by coupling the diazo component (E) to the dye coupler.
- an asymmetric polyazo dye having different diazo component (E) and diazo component (F) residues.
- the present invention also provides a colorant comprising the asymmetric polyazo dye as a coloring material.
- the colorant further includes a liquid medium, a diluent medium of either a polymerizable liquid medium or a resin medium, and / or a thermoplastic polymer, a reactive polymer, a reactive oligomer, a polymerizable monomer, and a crosslinking agent.
- the colorant only needs to contain the asymmetric polyazo dye of the present invention as a coloring material, and can further contain a known pigment as necessary; an organic solvent-based, aqueous-based or water-hydrophilic as a dilution medium Liquid medium composed of organic solvent mixed solvent system; can contain either polymerizable oligomer or polymerizable liquid medium composed of polymerizable monomer; uses resin medium composed of plasticizer, oligomer, synthetic resin, and / or
- the coating film forming material may contain one or more materials selected from the group consisting of thermoplastic polymers, reactive polymers, reactive oligomers, polymerizable monomers and crosslinking agents; necessary Depending on the case, it may further contain additives such as a polymer dispersant, a low molecular dispersant, a curing catalyst, and a polymerization catalyst.
- the present invention also provides a colorant comprising the asymmetric polyazo dye as a coloring material, wherein the dye has a hydrophobic diazo component (E) and an anionic or cationic ionic group.
- the asymmetric polyazo dye having an asymmetric polyazo dye molecular structure according to the above (1) or (3) comprising an ionic pigment derivative coupled with a diazo component (F), and further, the diazo component (
- a colorant comprising a compound having a cationic or anionic group which becomes ionic and counterionic in F) and an organic solvent as a diluent medium.
- the colorant is a dyeing agent, a printing agent, a paint, a printing ink, a stationery, a paint, a resin coloring agent, an ink for inkjet printing, a developer for electrophotographic printing, a developer for electrostatic printing, or an ink for forming a color filter pixel. Either is preferable.
- the present invention contains, as a coloring material, an asymmetric polyazo dye and pigment obtained by coupling a hydrophobic diazo component (E) and a diazo component (F) having an anionic or cationic ionic group, Further, a coloring agent characterized by containing a polymeric dispersant having a cationic or anionic group that becomes ionic and counterionic as an asymmetric polyazo dye as a dispersion aid, and using an organic solvent as a diluent medium Provide the agent.
- the present invention is selected from dyeing, textile printing, painting, printing, writing, drawing, resin coloring, ink jet printing, electrophotographic printing, electrostatic printing or color filter pixel forming method using the above-described colorant.
- a coloring method of an article characterized by coloring with any coloring method is provided.
- the color filter pixel forming method provides a coloring method for the article described above, which is pixel formation by any one of a photoresist method, an inkjet printing method, a printing method, a transfer method, and a pasting method on a color filter substrate, Furthermore, a colored article characterized by being colored by these methods is provided.
- the pigment includes anthraquinone pigment, quinacridone pigment, diketopyrrolopyrrole pigment, indigo / thioindigo pigment, perinone pigment, perylene pigment, phthalocyanine pigment, indoline.
- Organic pigments composed of pigments, isoindoline pigments, isoindolinone pigments, dioxazine pigments, quinophthalone pigments, nickel azo pigments, metal complex pigments, insoluble azo pigments, soluble azo pigments, high molecular weight azo pigments, and the like It must be at least one pigment selected from the group consisting of inorganic pigments such as carbon black pigments, composite oxide pigments, iron oxide pigments, titanium oxide pigments, or a mixture of two or more pigments or a mixed crystal pigment. Said pigment is C.I. I.
- Pigment Red hereinafter abbreviated as “PR” 5
- PR Pigment Red
- PY Pigment Yellow
- PY Pigment Yellow
- PY PY24
- PB Pigment Blue
- Pigment Green (hereinafter abbreviated as “PG”) 7, PG36, PG58, poly (12-16) bromocopper phthalocyanine, C.I. I. It is preferably at least one selected from pigment violet (hereinafter abbreviated as “PV”) 19 and PV23.
- PV pigment violet
- a novel dye that is an asymmetric polyazo dye in which different monoazo dye components are bonded in one molecule is provided.
- improvements in pigment properties such as hue adjustment, crystallinity, and stability of micronization achieved in the form of toning, coprecipitation, or mixed crystals of different pigments can be achieved within the same molecule.
- Coloring method that can be applied to various uses using new pigments that provide pigment properties such as new hue, new crystallinity, and particle properties by using new dyes with different color developing molecular structures Can be expected.
- a non-target azo dye with an ionic group introduced into one monoazo component and treating it with another pigment, it is effective as an additive for controlling the crystal transition and growth of the pigment. It can be used as a pigment derivative with improved performance such as improved pigment dispersibility of solvent-based pigment-dispersed color pigments, reduced viscosity of the dispersion, dispersion stability, and long-term storage stability.
- the molecular structure of the asymmetric polyazo dye characterizing the present invention is an asymmetric molecular structure in which the constituent monoazo dyes are different from each other, and different monoazo dye residues (A) (shown as “AzA” in the following general formula).
- the monoazo dye residue (B) (shown as “AzB” in the following general formula) is an asymmetric polyazo dye represented by the following general formula (I), which is linked to an arylene group by a carboamide group.
- the asymmetric polyazo dyes described above can have the following asymmetric molecular structures (1) to (3) depending on the combination of the coupler component and diazo component of the constituent monoazo dye.
- the residue of the coupler (C) is indicated as “CpC”
- the residue of the coupler (D) is indicated as “CpD”
- the residue of the diazo component (E) as “DzE”
- the diazo component ( The residue of F) is indicated as “DzF”.
- Each coupler residue in the monoazo dye residue (A) and the monoazo dye residue (B) is a residue of the same coupler (C), and different diazo components (E) as diazo components
- Coupler (C) or (D) used for forming the residue those having a coupling position constituting a conventionally known coupling component are used. Specifically, 3-hydroxy-2-naphthoic acid, 6-hydroxy-2-naphthoic acid, 2-hydroxy-3-anthracene carboxylic acid, 2-hydroxy-3-dibenzofuran carboxylic acid, 2-hydroxy-1- Those having a carboxyl group such as carbazole carboxylic acid or 2-hydroxy-11H-benzo [a] -carbazole-3-carboxylic acid may be used.
- the carboxylic acid group possessed by these couplers reacts with polyamines such as allylenediamine, which will be described later, so that the coupler residue is bonded to the arylene skeleton by a carboamide bond.
- the coupler (C) or (D) uses a different coupler (C) and (D) from the case where the same coupler (C) is used. There is a case.
- aromatic diamines include phenylenediamine, diaminonaphthalene, benzidine, bis (aminophenyl) ether, methylene-bis (aminophenyl), bis (aminophenyl) sulfide, bis (aminophenyl) sulfonyl, diaminopyridine, and the like. Examples include diamines selected from the group.
- examples of the substituent include alkyl (carbon number: 1 to 10) group, alkoxy (carbon number; 1 to 10) group, trifluoromethyl group, halogen group, cyano group and the like. At least one selected from the group consisting of.
- diamines introduced with the same or different substituents can also be used.
- [CpC] —CONH—Ar—NO 2 In the present invention, “X” represents a halogen residue of an acid halide.
- a “monoazo dye carboxylic acid” (hereinafter simply referred to as “dye”) obtained by coupling a diazo component E (part which forms [DzE] after reaction) to a coupler (C) (the residue is [CpC])
- a carboxylic acid may be prepared).
- [DzE] -N 2 X + [CpC] -COOH ⁇ [DzE] -N N- [CpC] -COOH
- a “monoazo dye carboxylic acid” is converted to an acid halide derivative and subjected to a condensation reaction with the above “coupler amino compound” to form a coupler having a monoazo dye (“dye coupler”).
- the dye coupler is coupled with the diazo component F (the part that forms [DzF] after the reaction).
- Examples of a method for synthesizing an asymmetric polyazo dye represented by the above general formula (III) having different coupler components and the same diazo component include a method comprising the following steps.
- a “coupler amino form” of the coupler (C) (residue is [CpC]) is subjected to a condensation reaction of an acid halide derivative of the coupler (D) (residue is [CpD]) carboxylic acid.
- Asymmetric coupler dimer [CpC] -CONH-Ar-NH 2 + [CpD] -COX ⁇ [CpC] -CONH-Ar-NHCO- [CpD]
- Examples of methods for synthesizing asymmetric polyazo dyes represented by the above general formula (IV) in which both the coupler component and the diazo component are different include the following methods.
- a “monoazo dye carboxylic acid” in which a diazo component (F) (part which forms [DzF] after reaction) is coupled to a coupler (D) (the residue is [CpD]) is prepared.
- [DzF] -N 2 X + [CpD] -COOH ⁇ [DzF] -N N- [CpD] -COOH
- Coupler amino form of the coupler (C) (the residue is [CpC]) is condensed with an acid halide derivative of “monoazo dye carboxylic acid” to form a “dye coupler”.
- Examples of the nitroallylamine used in the synthesis of the above coupler nitro isomer “coupler carbo (nitro) allylamide” include, for example, 4-nitroaniline, 2-chloro-4-nitroaniline, 2,5-dichloro-4- Nitroaniline, 2-methyl-4-nitroaniline, 2-methoxy-4-nitroaniline, 2,5-dimethoxy-4-nitroaniline, 2,5-diethoxy-4-nitroaniline, 2,6-dimethoxy-4 -Nitroaniline, 2-cyano-4-nitroaniline, 6-chloro-2-cyano-4-nitroaniline, 4-amino-5-bromo-3-cyano-nitrobenzene, 2-nitro-1-naphthylamine, 4- Nitro-1-naphthylamine, 2-amino-5-nitrobenzophenone, 4-amino-4'-nitro-diphenyl Examples include sulfides and 2-amino-5-nitropyridine.
- Couplediamine The nitro group of the above “coupler carbo (nitro) allylamide” is reduced to “coupler carbo (amino) allylamide” and subsequently reacted to form an asymmetric polyazo dye.
- arylene diamine residue forming the dicarboxamide of the polyazo dye p-phenylenediamine, 2-chloro-1,4-phenylenediamine, 2,5-dichloro-1, 4-phenylenediamine, 2-methyl-1,4-phenylenediamine, 2,5-dimethyl-1,4-phenylenediamine, 2-methoxy-1,4-phenylenediamine, 2,5-dimethoxy-1,4- Phenylenediamine, 2,5-diethoxy-1,4-phenylenediamine, 2-chloro-1,4-phenylenediamine, 2-chloro-5-methyl-1,4-phenylenediamine, 2,6-dichloro-1, 4-phenylenediamine, 2-cyano
- the diazo component constituting the polyazo dye will be described.
- the diazo component E the part that forms [DzE] after the reaction
- the diazo component F the part that forms [DzF] after the reaction
- conventionally known diazo components are used.
- the thing which has a structure is mentioned.
- an aromatic amine or a heterocyclic amine selected from the group consisting of aniline, naphthylamine, aminoanthracene, aminoanthraquinone, aminodibenzofuran, aminocarbazole, and the like. You may have.
- nonionic substituents include alkyl (carbon number: 1 to 10) group, alkoxy (carbon number; 1 to 10) group, trifluoromethyl group, halogen group, nitro group; alkylsulfonyl group, aminosulfonyl Group, alkylsulfamido group, phenylsulfamido group, alkylaminosulfonyl group, anilinosulfonyl group, aminocarbonyl group, benzamide group, anilinocarbonyl group, etc.
- anionic substituents include carboxyl group, sulfone group, Sulfate groups, phosphate groups, and the like
- examples of cationic substituents include amino groups, alkylimino groups, hydroxyalkylimino groups, dialkylamino groups, bis (hydroxyalkyl) amino groups, and quaternary alkylammonium groups.
- a conventionally known diazo component is used as the hydrophobic diazo component having no ionic group.
- diazo component having an ionic group examples include o-aminobenzenesulfonic acid, m-aminobenzenesulfonic acid, sulfanilic acid, 2-chloroaniline-3-sulfonic acid, 4-chloroaniline-2-sulfonic acid.
- the ionic group of the obtained asymmetric polyazo dye is also used in the form of a salt.
- the ionic group is a sulfonic acid group
- examples of the base serving as a counter ion include alkali metal hydroxides such as lithium, sodium, and potassium; calcium, aluminum, zinc, magnesium, nickel, iron, and the like.
- these asymmetric polyazo dyes having an ionic group are referred to as “ionic pigment derivatives”.
- asymmetric polyazo pigments are used in the same manner as conventionally known pigments, such as dyeing, printing, painting, printing, writing, drawing, resin coloring, ink jet printing, electrophotographic printing, electrostatic printing. Used for printing or color filter pixel forming method.
- colorants are conventionally known in accordance with each application, such as dyeing agents, printing agents, paints, printing inks, stationery, paints, resin coloring agents, ink jet printing inks, electrophotographic printing developers, electrostatic printing. It can be used as a developer or color filter pixel forming ink.
- the ionic pigment derivative using the diazo component having an ionic group described above is useful not only for the above-mentioned color materials but also for the following uses.
- organic solvent dispersions such as paints, printing inks, solvent-type and UV-curable inkjet inks, color filter resist inks and thermosetting acrylic inks
- a pigment is used in applications such as a colorant or a colorant for plastics, it is preferable to add a pigment separately used for the purpose of suppressing crystal transition, suppressing crystal growth, improving dispersibility, improving heat resistance, and the like.
- an ionic pigment derivative is effective to be added to a pigment crude (coarse pigment) or a coarse particle pigment in the pigmentation process (pigmentation process).
- a pigment crude coarse particle pigment
- pigmentation process pigmentation process
- Combined use of an ionic pigment derivative brings excellent effects such as improved dispersion performance and improved storage stability.
- the ionic pigment derivative is insoluble in the organic solvent medium, and is approximately 1 or less, preferably the pigment derivative. It is preferable to use one having an average number of 0.5 to 0.1 introduced with respect to the entire pigment component.
- organic solvent-based colorants such as paints and gravure inks or resist inks for forming color filter pixels
- a parent having the above ionic pigment derivative and its counter ionic group.
- a water-soluble polymer can be used as a dispersant for the pigment.
- the colorant of the present invention preferably contains the asymmetric polyazo dye of the present invention described above as a pigment. Although it depends on the application, it contains an asymmetric polyazo pigment, and if necessary, further contains a known pigment. Further, as a dilution medium, an organic solvent-based, aqueous-based or water-hydrophilic organic solvent mixed solvent is used.
- a liquid medium comprising a system; a polymerizable liquid medium comprising a polymerizable oligomer, a polymerizable monomer; a resin medium comprising a plasticizer, an oligomer and a synthetic resin; and / or a thermoplastic polymer as a coating film forming material; Contains one or more materials selected from the group consisting of reactive polymers, reactive oligomers, polymerizable monomers and cross-linking agents, and if necessary, polymer system dispersants, low molecular dispersants A colorant prepared by containing a curing catalyst, a polymerization catalyst and the like is preferable.
- a high-concentration pigment processed product in which a pigment to be used is finely dispersed in a dispersion medium is prepared in advance and used.
- a high-concentration pigment processed product in which a pigment to be used is finely dispersed in a dispersion medium is prepared in advance and used.
- base colors Liquid high-concentration pigment dispersions
- masterbatches high-concentration dye dispersions for coloring plastics
- base color may be collectively referred to as “base color”.
- base colors preferably contain an asymmetric polyazo dye, if necessary, and further include a necessary pigment.
- a medium a known liquid medium, a polymerizable liquid medium, or a resin suitable for the colorant is used. It is preferable to use a medium and, if necessary, further use a polymer dispersant or a low molecular dispersant as a dispersion aid.
- any known resin dispersants conventionally used for colorants can be used as the resin dispersant for dispersing the pigment, and is not particularly limited.
- the dispersion medium an appropriate solvent or an aqueous medium is used.
- the colorant of the present invention can be appropriately used by adding conventionally known additives such as a dispersion aid, a smoothing agent, and an adhesion agent as necessary.
- a room temperature dry type or baking type resin binder and a photosensitive resin binder are used as a coating film forming material.
- the room temperature drying type or baking type resin binder include resin binders used for image recording materials such as printing agents, paints or printing inks, stationery, ink jet printing, electrophotographic printing, and electrostatic printing.
- the photosensitive resin binder include photosensitive resin binders used for various ultraviolet curable or electron beam curable paints, coating agents, printing inks, inkjet inks, and the like.
- room temperature drying type or baking type resin binders include, for example, synthetic rubber resins, acrylic resins, styrene (co) polymers, vinyl resins such as polyvinyl butyral resins, polyester resins, and amino resin modified polyester resins.
- Resin polyurethane resin, acrylic polyol-retane resin, soluble polyamide resin, soluble polyimide resin, soluble polyamideimide resin, soluble polyesterimide resin, alkyd resin, aminoalkyd resin, epoxy resin, chlorinated rubber resin, Silicone resin, fluororesin, cellulose acetate resin, nitrocellulose resin, hydroxyethyl cellulose, water-soluble salt of styrene-maleic acid ester copolymer, water-soluble salt of (meth) acrylic acid ester (co) polymer, Water soluble Minoarukiddo resins, and the like water-soluble amino polyester resin and a water-soluble polyamide resins, which are used in combination or alone or in combination.
- the film-forming material may or may not have a reactive group.
- the reactive group include a methylol group, an alkylmethylol group, an isocyanate group, a masked isocyanate group, and an epoxy group.
- oligomers and monomers may be used, and cross-linking agents such as methylol melamine-based, isocyanate-based, and epoxy-based cross-linking agents may be used in combination.
- energy ray curable coating film forming materials such as ultraviolet curable resin systems and electron beam curable resin systems include, for example, photosensitive cyclized rubber resins, photosensitive phenolic resins, and photosensitive polyacrylate resins.
- Photosensitive polyamide resins, photosensitive polyimide resins, and binders such as unsaturated polyester resins, polyester acrylate resins, polyepoxy acrylate resins, polyurethane acrylate resins, polyether acrylate resins, polyol acrylate resins Or a binder in which a monomer is further added as a reactive diluent.
- the colorant of the present invention is used for color filter pixel formation, a colorant appropriate for the formation method is used, and a known photoresist method, printing method, transfer method, and the like on the color filter substrate. Pixels are formed by the pasting method.
- a coloring composition for image display such as a color filter for a liquid crystal display and an advertising display
- examples of the coloring object of the composition include a glass substrate and a plastic plate substrate.
- the asymmetric polyazo dye of the present invention is also used as a colorant for plastics.
- the plastic to be colored include conventionally known thermoplastic plastics and thermosetting plastics.
- the thermoplastics include polyolefins such as polyethylene, ethylene copolymer, polypropylene, polystyrene, ABS, AS, styrene copolymer, vinyl chloride resin, methacrylic resin, polycarbonate, polyamide, polyacetal, thermoplastic polyester, cellulosic plastic, phenylene oxide resin. , Fluororesins, thermoplastic elastomers and the like.
- the thermosetting plastic include unsaturated polyester resin, epoxy resin, silicon resin, polyurethane resin, melamine resin, phenol resin and the like.
- a high-concentration pigment fine dispersion in which the asymmetric polyazo dye to be used and the pigment to be used in combination are finely dispersed in a dispersion medium in which the pigment is used at a high concentration in advance as a “master batch”. Can be prepared and used to facilitate the production of colorants.
- Coupler nitro body-1 the obtained coupler having a nitro group is referred to as “coupler nitro body-1”.
- Coupler carboxylic acid the carboxylic acid of the coupler described in the first column of Table 1
- nitroallylamine the nitroallylamine described in the second column
- the carboxylic acid (4-((2,5-dichlorophenyl) -azo) -3-hydroxy-2-naphthoic acid) of the obtained azo dye is referred to as “dye acid-1”.
- the “coupler carboxylic acid” described in the first column of Table 3 and the diazo component described in the second column were coupled to obtain “dye carboxylic acid” described in the third column.
- the obtained reaction product was added to 4,000 ml of methanol, and further sodium hydroxide was added to dissolve it, and the insoluble matter was separated by filtration. Thereafter, an acid was added for precipitation, followed by filtration, washing with methanol and water, and then drying to obtain 94.5 parts of a coupler having an azo dye bonded thereto. The yield was 76%.
- the obtained azo dye-coupled coupler is referred to as “dye coupler-1”.
- the “dye carboxylic acid” described in the first column of Table 4 was condensed with the “coupler amino compound” described in the second column to obtain the “dye coupler” described in the third column.
- asymmetric coupler dimer-1 the obtained heterogeneous coupler dimer is referred to as “asymmetric coupler dimer-1”.
- asymmetric pigment derivative-1 asymmetric pigment derivative-1
- the “dye coupler” described in the first column of Table 6 and the diazo component described in the second column were coupled to obtain an “asymmetric dye derivative” described in the third column.
- Example 1 Baking paint for metal products
- Example 2 Textile printing paste
- An aqueous pigment dispersion was obtained using 25 parts of the “asymmetric polyazo pigment-2” obtained in Synthesis Example 5, 10 parts of a nonionic pigment dispersant, 1 part of an antifoaming agent, and 64 parts of water. Then, 25 parts of reactive alkyl acrylate ester latex (solid content 40%), 0.5 part of antifoaming agent, 1 part of dispersant, 3 parts of dispersion stabilizer for oil-in-water emulsion, 38 parts of mineral terpene, water 12 In 5 parts, 20 parts of the aqueous pigment dispersion obtained above was used to obtain a pasty red paste in which an azo pigment was dispersed.
- red printing paste was combined with 1% of an epoxy-based crosslinking agent to prepare a red printing paste.
- This red printing paste was printed on a polyester-cotton blended cloth with a silk screen and cured at 120 ° C. for 15 minutes to obtain a red printed matter.
- Example 3 Polyurethane coating agent 100 parts of milky white methyl ethyl ketone dispersion of a polyether polyol diphenylmethane diisocyanate-based polyurethane having a carboxyl group (solid content: 30%), 5 parts of a methyl ethyl ketone solution (solid content: 50%) of a polyether polyol diphenylmethane diisocyanate-based polyurethane, and a polycarbodiimide type 2.5 parts of a crosslinking agent (solid content: 20%) was sufficiently mixed.
- asymmetric polyazo pigment paste obtained by kneading 0.5 part of “asymmetric polyazo pigment-3” obtained in Synthesis Example 5 and 1.0 part of an adipate plasticizer, and mixed well.
- a red polyurethane coating solution was prepared. It was applied to the surface of the polyester woven fabric at about 200 g / m 2 and dried to obtain a red fiber processed product.
- Example 4 Aqueous gravure ink
- 15 parts of the “asymmetric polyazo pigment-4” obtained in Synthesis Example 5 60 parts of a polyurethane aqueous resin (solid content: 30%) containing a carboxyl group obtained from polycarbonate polyol and aliphatic isocyanate, water-dispersible wax ( 5 parts of solid content (30%), 1 part of antifoaming agent, 5 parts of polycarbodiimide crosslinking agent (solid content: 50%) and 14 parts of water were blended to prepare a red aqueous gravure ink.
- PB15 3 (phthalocyanine blue pigment), PY74 (monoazo yellow pigment) and PBK7 (carbon black pigment), blue, yellow and black aqueous gravure inks were prepared.
- PB15 3 (phthalocyanine blue pigment), PY74 (monoazo yellow pigment) and PBK7 (carbon black pigment)
- blue, yellow and black aqueous gravure inks were prepared.
- printing was performed on a transparent colorless plastic film such as polyethylene, polypropylene, polyester, and nylon. A beautiful printed film was obtained.
- Example 5 Resin molding
- 20 parts of titanium oxide white pigment and 75 parts of polyethylene resin powder as a pigment dispersant are mixed with a Henschel mixer (high-speed powder mixer) and powdered.
- An agent (dry color) was obtained.
- 1.0 part of the obtained powder colorant was blended with 100 parts of polybutylene terephthalate (PBT) resin pellets, mixed with a Henschel mixer, and red resin pellets were obtained with an extruder.
- PBT polybutylene terephthalate
- the obtained red pellet was molded with an in-line screw injection molding machine to obtain a red PBT resin molded plate excellent in pigment dispersibility.
- Example 6 Transparent resin molded plate
- acrylic resin (polymethylmethacrylate) red masterbatch containing 20% of “asymmetric polyazo pigment-6” obtained in Synthesis Example 5 is blended in 100 parts of acrylic resin pellets, mixed with a Henschel mixer, and then extruded. Red resin pellets were obtained. The obtained red pellet was molded with an in-line screw injection molding machine to obtain a red transparent acrylic resin molded plate excellent in pigment dispersibility.
- the polycarbonate resin pellets instead of the acrylic resin, were colored with a polycarbonate resin red master batch pellet and molded to obtain a red transparent polycarbonate molded plate excellent in pigment dispersibility.
- Example 7 Stock solution colored spinning
- 50 parts of the “asymmetric polyazo pigment-7” obtained in Synthesis Example 5 and 50 parts of ethylenebisstearic acid powder as a pigment dispersant were mixed with a Henschel mixer to obtain a dry color having a pigment content of 50%.
- 1.0 part of the obtained dry color was blended with 99.0 parts of polypropylene resin pellets, mixed with a Henschel mixer, and kneaded with a vent type 40 m / m extruder to obtain 0.5% red resin pellets.
- the obtained red resin pellets were spun by a melt spinning machine to obtain a clear red polypropylene undiluted colored yarn having a fineness of 10 denier and excellent pigment dispersibility.
- Example 8 Digital electronic printing] (1) (Preparation of high pigment content resin composition) 30 parts of “asymmetric polyazo pigment-4” obtained in Synthesis Example 5 as a red pigment and 70 parts of polyester resin (average molecular weight: about 15,000) of bisphenol A-bis (propylene glycol ether) and two rolls A polyester master batch of red pigment was prepared by kneading. In addition, a black pigment polyester masterbatch was prepared in the same manner as described above except that the “asymmetric polyazo pigment-8” obtained in Synthesis Example 5 was used as the black pigment. Furthermore, a blue and yellow polyester masterbatch was obtained in the same manner as above except that PB15: 3 was used as the blue pigment and PY74 was used as the yellow pigment.
- PB15: 3 was used as the blue pigment
- PY74 was used as the yellow pigment.
- Example 9 Formation of color filter pixels]
- 20 parts of “asymmetric polyazo pigment-2” and 2 parts of “asymmetric dye derivative-1”, benzyl methacrylate-methacrylic acid- (2-hydroxyethyl) methacrylate copolymer (molar ratio: 60:20:20, weight average) 15 parts of molecular weight (30,000) hereinafter referred to as “BzMA-MAc-HEMA copolymer”
- 4 parts of cationic polymer dispersant and 59 parts of PGMA are dispersed with a continuous horizontal medium disperser to obtain a red pigment dispersion.
- red pigment dispersion-1 (Hereinafter referred to as “red pigment dispersion-1”.)
- PR254 (diketopyrrolopyrrole red pigment) is used in place of the asymmetric polyazo pigment-2, and “asymmetric dye derivative-2” is used in place of “asymmetric dye derivative-1”.
- red pigment dispersion-2 To obtain a red pigment dispersion.
- a green mosaic pattern and a blue mosaic pattern were formed by applying and baking according to the above method using the photosensitive green resist ink and the photosensitive blue resist ink shown in Table 8, and RGB color filters Got.
- the obtained color filter has excellent spectral curve characteristics, excellent fastness such as light resistance and heat resistance, and excellent light transmission properties, and is excellent as a color filter for liquid crystal color displays. Showed the nature.
- a novel dye that is an asymmetric polyazo dye in which different monoazo dye components are bonded in one molecule.
- improvements in pigment properties such as hue adjustment, crystallinity, and stability of micronization, which have been achieved in the form of toning, coprecipitation, or mixed crystals of a plurality of different pigments, can be achieved with the same molecule of the present invention.
- a new pigment system that provides pigment properties such as a new hue, a new crystallinity, and a particle property using a dye having a different coloring molecular structure is expected.
- treating a pigment with an asymmetric azo dye (pigment derivative) in which an ionic group is introduced into one monoazo component is effective as a pigment modifier for controlling the crystal transition and crystal growth of the pigment, Further, it is preferable as a performance improver such as an improvement in dispersibility of a pigment of an organic solvent-based pigment dispersion color, a decrease in viscosity of the dispersion, dispersion stability, and long-term storage stability.
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Abstract
Description
したがって、本発明の目的は、上記した新たな顔料着色システム、さらには新規な顔料のイオン性誘導体の提供を可能にすることである。
(1)モノアゾ色素残基(A)とモノアゾ色素残基(B)におけるそれぞれのカップラー残基が、同一なカップラー(C)の残基であり、かつ、ジアゾ成分として、異なるジアゾ成分(E)とジアゾ成分(F)をカップリングしたポリアゾ色素分子構造。
(2)モノアゾ色素残基(A)とモノアゾ色素残基(B)におけるそれぞれのカップラー残基が、異なるカップラー(C)とカップラー(D)の残基であり、かつ、ジアゾ成分として、同一なジアゾ成分(E)をカップリングしたポリアゾ色素分子構造。
(3)モノアゾ色素残基(A)とモノアゾ色素残基(B)におけるそれぞれのカップラー残基が、異なるカップラー(C)とカップラー(D)の残基であり、かつ、ジアゾ成分として、異なるジアゾ成分(E)とジアゾ成分(F)をカップリングしたポリアゾ色素分子構造。
前記カップラー(C)あるいはカップラー(D)の残基を形成するために使用されるカップラーがカルボキシル基を有し、該カップラーが、3-ヒドロキシ-2-ナフトエ酸、6-ヒドロキシ-2-ナフトエ酸、2-ヒドロキシ-3-アンスラセンカルボン酸、2-ヒドロキシ-3-ジベンゾフランカルボン酸、2-ヒドロキシ-1-カルバゾールカルボン酸及び2-ヒドロキシ-11H-ベンゾ[a]-カルバゾール-3-カルボン酸からなる群からそれぞれ選ばれる、同一のあるいは異なるカップラーであること;
前記アリレンポリ(カルボアミド)基が、置換基を有しないあるいは有する、フェニレンジアミン、ジアミノナフタレン、ジアミノビフェニル、ビス(アミノフェニル)エーテル、メチレン-ビス(アミノフェニル)、ビス(アミノフェニル)スルフィド、ビス(アミノフェニル)スルフォニル及びジアミノピリジンからなる群から選ばれるアリレンジアミンの残基であること;
前記アリレンジアミンが1個ないし2個以上の置換基を有し、該置換基が、アルキル(炭素数;1~10)基、アルコキシ(炭素数;1~10)基、トリフルオロメチル基、ハロゲン基;アルキルオキシカルボニル基、アルキルスルホニル基、アミノスルホニル基、アルキルスルホアミド基、フェニルスルホアミド基、アルキルアミノスルホニル基、アニリノスルホニル基、アミノカルボニル基、ベンズアミド基、アルキルアミノカルボニル基、アニリノカルボニル基;カルボキシル基、スルホン基、硫酸エステル基、燐酸エステル基;アミノ基、アルキルイミノ基、ヒドロキシアルキルイミノ基、ジアルキルアミノ基、ビス(ヒドロキシアルキル)アミノ基及び第4級アルキルアンモニウム基からなる群から選ばれるいずれかの基、または、該群から選ばれる同一のあるいは異なる2個以上の基であること。
前記アリルアミンあるいはヘテロサイクリックアミンが、置換基を有しないあるいは有する、アニリン、ナフチルアミン、アミノアンスラセン、アミノアンスラキノン、アミノジベンゾフラン及びアミノカルバゾールからなる群から選ばれるいずれであり、上記置換基を有する場合の置換基が、アルキル(炭素数;1~10)基、アルコキシ(炭素数;1~10)基、トリフルオロメチル基、ハロゲン基、ニトロ基;アルキルオキシカルボニル基、アルキルスルホニル基、アミノスルホニル基、アルキルスルホアミド基、フェニルスルホアミド基、アルキルアミノスルホニル基、アニリノスルホニル基、アミノカルボニル基、ベンズアミド基、アルキルアミノカルボニル基、アニリノカルボニル基;カルボキシル基、スルホン基、硫酸エステル基、燐酸エステル基;アミノ基、アルキルイミノ基、ヒドロキシアルキルイミノ基、ジアルキルアミノ基、ビス(ヒドロキシアルキル)アミノ基及び第4級アルキルアンモニウム基からなる群から選ばれるいずれか1個の基、または、該群から選ばれる同一のあるいは異なる2個以上の基であること。
(1)[1]カップラー(C)が有するカルボキシ基に、ニトロアリルアミンを反応させてニトロ基を有するカップラーである「カップラーニトロ体」にし、[2]該ニトロ基を還元して「カップラーアミノ体」にし、[3]別に準備した、カップラー(C)に、ジアゾ成分(E)をカップリングさせた「モノアゾ色素カルボン酸、または、酸ハライド誘導体」を、上記[2]で得た「カップラーアミノ体」に縮合反応させてモノアゾ色素を有するカップラーである「色素カップラー」とし、[4]該色素カップラーに、ジアゾ成分(F)をカップリングさせることにより、同一なカップラー(C)の残基と、異なるジアゾ成分(E)とジアゾ成分(F)の残基をもつ非対称型ポリアゾ色素を製造する方法;
(2)[1]カップラー(C)が有するカルボキシ基に、ニトロアリルアミンを反応させてニトロ基を有するカップラーである「カップラーニトロ体」にし、[2]該ニトロ基を還元して「カップラーアミノ体」にし、[3]別に準備した、カップラー(D)が有するカルボキシ基または酸ハライド誘導体を縮合反応させて「非対称カップラー2量体」とし、[4]該2量体の両方のカップラー残基に、ジアゾ成分(E)をカップリングさせることにより、異なるカップラー(C)とカップラー(D)の残基と、同一なジアゾ成分(E)の残基をもつ非対称型ポリアゾ色素を製造する方法;
(3)[1]カップラー(C)が有するカルボキシ基に、ニトロアリルアミンを反応させてニトロ基を有するカップラーである「カップラーニトロ体」にし、[2]該ニトロ基を還元して「カップラーアミノ体」にし、[3]別に準備した、カップラー(D)に、ジアゾ成分(F)をカップリングさせた「モノアゾ色素カルボン酸、または、酸ハライド誘導体」を、上記[2]で得た「カップラーアミノ体」に縮合反応させてモノアゾ色素を有するカップラーである「色素カップラー」とし、[4]該色素カップラーに、ジアゾ成分(E)をカップリングさせることにより、異なるカップラー(C)とカップラー(D)の残基と、異なるジアゾ成分(E)とジアゾ成分(F)の残基をもつ非対称型ポリアゾ色素を製造する方法。
上記着色剤は、色材として本発明の非対称型ポリアゾ色素を含有していればよく、必要に応じてさらに公知の顔料を含有でき、;希釈媒体として、有機溶剤系、水系または水-親水性有機溶剤混合溶剤系からなる液体媒体;重合性オリゴマー、重合性単量体からなる重合性液状媒体のいずれかを含有でき;可塑剤、オリゴマー、合成樹脂からなる樹脂媒体を使用し、および/または塗膜形成材料として熱可塑性重合体、反応性重合体、反応性オリゴマー、重合性単量体および架橋剤からなる群から選ばれた1種またはそれ以上の材料を含有してもよく、;必要に応じてさらに、重合体系分散剤、低分子分散剤、硬化触媒、重合触媒などの添加剤を含有してもよい。
本発明を特徴づける非対称型ポリアゾ色素の分子構造は、構成するモノアゾ色素が異なる非対称の分子構造であり、互いに異なるモノアゾ色素残基(A)(下記の一般式では「AzA」と示す。)とモノアゾ色素残基(B)(下記の一般式では「AzB」と示す。)が、カルボアミド基によりアリレン基に連結した、下記に示す一般式(I)で表される非対称型ポリアゾ色素である。なお、下記式(I)中の「Ar」は後述するアリレンジアミンのアリレン骨格を示し、以下、-CONH-Ar-NHCO―を「アリレンポリ(カルボアミド)基」と称する。
[AzA]-CONH-Ar-NHCO-[AzB] (I)
[DzE]-N=N-[CpC]-CONH-Ar-NHCO-[CpC]-N=N-[DzF] (II)
[DzE]-N=N-[CpC]-CONH-Ar-NHCO-[CpD]-N=N-[DzE] (III)
[DzE]-N=N-[CpC]-CONH-Ar-NHCO-[CpD]-N=N-[DzF] (IV)
残基を形成するために使用されるカップラー(C)あるいは(D)としては、従来公知のカップリング成分を構成するカップリングポジションを有するものを使用する。具体的には、3-ヒドロキシ-2-ナフトエ酸、6-ヒドロキシ-2-ナフトエ酸、2-ヒドロキシ-3-アンスラセンカルボン酸、2-ヒドロキシ-3-ジベンゾフランカルボン酸、2-ヒドロキシ-1-カルバゾールカルボン酸、あるいは2-ヒドロキシ-11H-ベンゾ[a]-カルバゾール-3-カルボン酸などのカルボキシル基を有するものを用いるとよい。これらのカップラーの有するカルボン酸基が、後述するアリレンジアミンなどのポリアミン類と反応することにより、カップラー残基がアリレン骨格にカルボアミド結合されたものとなる。なお、カップラー(C)あるいは(D)は、上記の(1)~(3)で述べたように、同一のカップラー(C)を使用する場合と、異なるカップラー(C)と(D)を使用する場合がある。
(1)上記の一般式(II)で表される、カップラー残基[CpC]が同一で、ジアゾ成分が(E)と(F)と異なる非対称型ポリアゾ色素の合成方法としては、例えば、以下の工程からなる方法が挙げられる。
[CpC]-COX+NH2-Ar-NO2→[CpC]-CONH-Ar-NO2
(本発明において、「X」は酸ハライドのハロゲン残基を示す。)
[CpC]-CONH-Ar-NO2→[CpC]-CONH-Ar-NH2
[DzE]-N2X+[CpC]-COOH→[DzE]-N=N-[CpC]-COOH
[DzE]-N=N-[CpC]-COX+[CpC]-CONH-Ar-NH2
→[DzE]-N=N-[CpC]-CONH-Ar-NHCO-[CpC]
[DzE]-N=N-[CpC]-CONH-Ar-NHCO-[CpC]+[DzF]-N2X
→[DzE]-N=N-[CpC]-CONH-Ar-NHCO-[CpC]-N=N-[DzF]
[1]上記カップラー(C)(その残基が[CpC])の「カップラーアミノ体」に、カップラー(D)(その残基が[CpD])カルボン酸の酸ハライド誘導体を縮合反応させて「非対称カップラー2量体」とする。
[CpC]-CONH-Ar-NH2+[CpD]-COX→[CpC]-CONH-Ar-NHCO-[CpD]
[CpC]-CONH-Ar-NHCO-[CpD]+2[DzE]-N2X
→[DzE]-N=N-[CpC]-CONH-Ar-NHCO-[CpD]-N=N-[DzE]
[1]カップラー(D)(その残基が[CpD])にジアゾ成分(F)(反応後に[DzF]を形成する部分)をカップリングさせた「モノアゾ色素カルボン酸」を準備する。
[DzF]-N2X+[CpD]-COOH→[DzF]-N=N-[CpD]-COOH
[DzF]-N=N-[CpD]-COX+[CpC]-CONH-Ar-NH2
→[DzF]-N=N-[CpD]-CONH-Ar-NHCO-[CpC]
[DzF]-N=N-[CpD]-CONH-Ar-NHCO-[CpC]+[DzE]-N2X
→[DzE]-N=N-[CpC]-CONH-Ar-NHCO-[CpD]-N=N-[DzF]
などの製造方法が挙げられる。
これらの着色剤は、それぞれの用途に応じて従来公知の、染色剤、捺染剤、塗料、印刷インク、文房具、絵の具、樹脂着色剤、インクジェット印刷用インク、電子写真印刷用現像剤、静電印刷用現像剤あるいはカラーフィルター画素形成用インクとして利用できる。
〔合成例1:「カップラーアミノ体」の合成〕
(a)「カップラーニトロ体」の合成
常法に従って、3-ヒドロキシ-2-ナフトエ酸(以下、「BONA」と略称する)188.1部(1.0モル)に、4-ニトロアニリン138.1部(1.0モル)をトルエン中に懸濁させ、三塩化リンを滴下し、逆流煮沸した。その後、水に注加して、炭酸ナトリウムでアルカリ性にし、トルエンを水蒸気蒸留した。その後、濾別し、水洗し、乾燥した。得られた生成物をメタノールに加え、水酸化ナトリウムで中和して溶解させ、不溶分を濾別後、酢酸を加えて析出させた。析出物をろ過し、メタノール洗浄、水洗、乾燥して、3-ヒドロキシ-4'-ニトロ-2-ナフトアニライド283.6部を得た。収率は92%であった。以下、得られたニトロ基を有するカップラーを「カップラーニトロ体-1」と称する。
メタノール4,000ml中に、上記(a)で得られた「カップラーニトロ体-1」を308.2部(1.0モル)仕込み、水酸化ナトリウムを加えて溶解した後、濃塩酸を滴下して析出させ、微細に分散した。鉄粉還元の常法に従い、還元鉄344部を加え、濃塩酸を滴下し、10時間攪拌、還流して還元した。常温に冷却し、さらに濃塩酸を滴下し、30分攪拌した。生成物をろ過し、メタノールで洗浄し、アミノ体塩酸塩のメタノールペーストを得た。次に、容器にメタノールを8,500mlに仕込み、攪拌しながら上記で得られたアミノ体塩酸塩のペースト仕込み、水酸化ナトリウムを加えて溶解して後、濃塩酸を加え、酸析し、ろ過した。容器の液中に上記のアミノ体塩酸塩のペーストを分散し、28%アンモニア水で中和してpH9.0~9.5に調整し、3-ヒドロキシ-4'-アミノ-2-ナフトアニライドを256.0部得た。収率は92%であった。以下、得られたアミノ基を有するカップラーを「カップラーアミノ体-1」と称する。
同様にして、上記(a)で得られた表2の1欄に記載の「カップラーニトロ体」を還元して、2欄に記載の「カップラーアミノ体」を得た。
(a)2,5-ジクロロアニリンのジアゾ化
常法に従い、ジアゾ化反応装置に水260mlと共に、2,5-ジクロロアニリン32.41部(0.20モル)を添加し、濃塩酸74.7部で酸性懸濁液とした。冷却下、亜硝酸ナトリウム15.2部(0.22モル)を添加し、ジアゾ化反応を進めた。ジアゾ化反応の終了を確認し、過剰の亜硝酸ナトリウムを分解し、不溶物をろ過して2,5-ジクロロアニリンのジアゾ液を調製した。
常法に従い、カップリング反応装置に水2,000mlを仕込み、BONAを37.62部(0.20モル)添加した。5℃以下に冷却し、上記(a)で得られた2,5-ジクロロアニリンのジアゾ液を徐々に注加し、10%水酸化ナトリウム水溶液でpHを7.0~7.5に調整し、カップリング反応を進めた。カップリング反応の終了を確認し、ろ過、水洗し、乾燥し、アゾ色素のカルボン酸を68.6部得た。収率は95%であった。以下、得られたアゾ色素のカルボン酸(4-((2,5-ジクロロフェニル)-アゾ)-3-ヒドロキシ-2-ナフトエ酸)を「色素酸-1」と称する。
同様にして、表3の1欄に記載の「カップラーカルボン酸」と2欄に記載のジアゾ成分をカップリングさせて3欄に記載の「色素カルボン酸」を得た。
合成例1(a)と同様にして、反応装置にクロールベンゼン2,000mlを仕込み、次いで合成例2(b)で得られた「色素酸-1」72.23部(0.20モル)および合成例1(b)で得られた「カップラーアミノ体-1」を55.65部(0.20モル)仕込み、三塩化リンを滴下した。その後、110℃に昇温し、8時間攪拌し、縮合反応させた。常温に冷却し、ろ過し、クロールベンゼンおよびメタノールで洗浄した。次いで、得られた反応生成物をメタノール4,000mlに添加し、さらに水酸化ナトリウムを添加して溶解し、不溶分を濾別した。その後、酸を添加して析出させ、ろ過、メタノールおよび水で洗浄して後、乾燥し、アゾ色素の結合したカップラーを94.5部得た。収率は76%であった。以下、得られたアゾ色素結合カップラーを「色素カップラー-1」と称する。
同様にして、表4の1欄に記載の「色素カルボン酸」と2欄に記載の「カップラーアミノ体」と縮合させて3欄に記載の「色素カップラー」を得た。
合成例3と同様にして、反応装置にクロールベンゼン2,000mlを仕込み、次いで2-ヒドロキシ-11H-ベンゾ[a]カルバゾール-3-カルボン酸(HBCA)55.46部(0.2モル)および合成例1(b)で得られた「カップラーアミノ体-1」を55.65部(0.20モル)仕込み、三塩化リンを滴下し、110℃に昇温し、8時間攪拌し、縮合反応させた。常温に冷却し、ろ過し、クロールベンゼンおよびメタノールで洗浄した。さらにアルカリメタノールに溶解し、酸を加えて析出させ、メタノール、水で洗浄し、乾燥して、異なるカップラーの連結した2量体を96.8部得た。収率は90%であった。以下、得られた異種カップラー2量体を「非対称カップラー2量体-1」と称する。
(a)2-クロロアニリンのジアゾ化
常法に従い、ジアゾ化反応装置にて2-クロロアニリン12.76部(0.10モル)のジアゾ化反応を進めた。ジアゾ化反応の終了を確認して、過剰の亜硝酸ナトリウムをスルファミン酸で分解し、ろ過して2-クロロアニリンのジアゾ液を調製した。
カップリング反応装置にニトロベンゼン1,400mlおよび合成例2で得られた「色素カップラー-1」62.14部(0.10モル)を仕込み、5℃以下に冷却し、上記(a)で得られた2-クロロアニリンのジアゾ液を徐々に添加し、カップリング反応を進めた。カップリング反応の終了を確認し、ろ過、水洗し、乾燥し、ジアゾ成分が異なるジスアゾ顔料を72.2部得た。収率は95%であり、色調は赤色であった。以下、得られたジスアゾ顔料を「非対称ポリアゾ顔料-1」と称する。
同様にして、表5の1欄に記載の「色素カップラー」と2欄に記載のジアゾ成分をジアゾ化し、カップリング反応させて3欄に記載の「非対称ポリアゾ顔料」を得た。
(a)スルファニル酸のジアゾ化
常法に従い、ジアゾ化反応装置にてスルファニル酸17.32部(0.10モル)のジアゾ化反応を進めた。ジアゾ化反応の終了を確認して、過剰の亜硝酸ナトリウムをスルファミン酸で分解し、ろ過してスルファニル酸のジアゾ液を調製した。
常法に従い、カップリング反応装置にメタノール4,600mlおよび「色素カップラー-6」66.7部(0.10モル)を仕込み、5~10℃に冷却し、上記(a)で得られたスルファニル酸のジアゾ液を徐々に注加し、カップリング反応を進めた。カップリング反応の終了を確認して、希塩酸で酸性にし、濾別し、水洗し、乾燥し、片方のアゾ色素残基にスルホン基を有する非対称ジスアゾ色素誘導体を81.9部得た。収率は96%であり、色調は赤色であった。以下、得られた片方にスルホン基を有する非対称ジスアゾ色素誘導体を「非対称顔料誘導体-1」と称する。
同様にして、表6の1欄に記載の「色素カップラー」と2欄に記載のジアゾ成分をカップリングさせて3欄に記載の「非対称色素誘導体」を得た。
(1)非対称ポリアゾ顔料-1
N,N'-(1,4-フェニレン)-4-((2-クロロフェニル)アゾ)-3-ヒドロキシ-2-ナフタレンカルボアミド)-4'-((2,5-ジクロロフェニル)アゾ)-3'-ヒドロキシ-2'-ナフタレンカルボアミド)
(2)非対称ポリアゾ顔料-2
N,N'-(1,4-フェニレン)-4-((2-クロロフェニル)アゾ)-3-ヒドロキシ-2-ナフタレンカルボアミド)-4'-((2-クロロ-5-トリフルオロメチルフェニル)アゾ)-3'-ヒドロキシ-2'-ナフタレンカルボアミド)
N,N'-(2-クロロ-1,4-フェニレン)-4-((2-クロロフェニル)アゾ)-3-ヒドロキシ-2-ナフタレンカルボアミド)-4'-((2,5-ジクロロフェニル)アゾ)-3'-ヒドロキシ-2'-ナフタレンカルボアミド)
(4)非対称ポリアゾ顔料-4
N,N'-(2,5-ジクロロ-1,4-フェニレン)-4-((2-クロロフェニル)アゾ)-3-ヒドロキシ-2-ナフタレンカルボアミド)-4'-((2,5-ジクロロフェニル)アゾ)-3'-ヒドロキシ-2'-ナフタレンカルボアミド)
N,N'-(2-メチル-1,4-フェニレン)-4-((2-クロロフェニル)アゾ)-3-ヒドロキシ-2-ナフタレンカルボアミド)-4'-((2,5-ジクロロフェニル)アゾ)-3'-ヒドロキシ-2'-ナフタレンカルボアミド)
(6)非対称ポリアゾ顔料-6
N,N'-(2-メチル-1,4-フェニレン)-4-((2-クロロフェニル)アゾ)-3-ヒドロキシ-2-ナフタレンカルボアミド)-4'-((2-クロロ-5-トリフルオロメチルフェニル)アゾ)-3'-ヒドロキシ-2'-ナフタレンカルボアミド)
N,N'-(1,4-フェニレン)-4-((2-クロロフェニル)アゾ)-3-ヒドロキシ-2-ナフタレンカルボアミド)-1'-((4-ニトロフェニル)アゾ)-2'-ヒドロキシ-11'H-ベンゾ[a]カルバゾール-3'-カルボアミド
(8)非対称ポリアゾ顔料-8
N,N'-(1,4-フェニレン)-4-((2-クロロフェニル)アゾ)-3-ヒドロキシ-2-ナフタレンカルボアミド)-1'-((2-クロロフェニル)アゾ)-2'-ヒドロキシ-11'H-ベンゾ[a]カルバゾ-ル-3'-カルボアミド)
N,N'-(2-メチル-1,4-フェニレン)-4-((4-スルフォフェニル)アゾ)-3-ヒドロキシ-2-ナフタレンカルボアミド)-4'-((2-クロロ-5-トリフルオロメチルフェニル)アゾ)-3'-ヒドロキシ-2'-ナフタレンカルボアミド)
(10)非対称色素誘導体-2
N,N'-(1,4-フェニレン)-4-((4-スルフォフェニル)アゾ)-3-ヒドロキシ-2-ナフタレンカルボアミド)-4'-((2,5-ジクロロフェニル)アゾ)-3'-ヒドロキシ-2'-ナフタレンカルボアミド)
合成例5で得た「非対称ポリアゾ顔料-1」を5部、水酸基およびカルボキシル基を有するメタクリル酸アルキルエステル-スチレン共重合体からなる反応性アクリルスチレン樹脂の酢酸エチル溶液(固形分:50%)45部を、常法に従いガラスビーズを加えてペイントシェーカーを用いて分散させた。次いで、メトキシメチルメラミン架橋剤(固形分:50%)5部、色別れ防止剤0.1部およびキシレン44.9部追加し、さらに分散を行い、赤色の金属製品用アクリルスチレン塗料を調製した。得られた塗料を用いて金属製品にスプレイ塗装し、焼付けを行って、金属製品に美麗な赤色の塗装を行った。また、アルミ粉と併用して金属製品用アクリル焼付け塗料として美麗で、耐候性に優れた赤色の塗装ができた。
合成例5で得た「非対称ポリアゾ顔料-2」を25部、ノニオン系顔料分散剤を10部、消泡剤を1部、水を64部用いて水性顔料分散液を得た。次いで、反応性アクリル酸アルキルエステルラテックス(固形分40%)25部、消泡剤0.5部、分散剤1部、水中油滴型乳化用分散安定剤3部、ミネラルターペン38部、水12.5部に、上記で得られた水性顔料分散液20部を用いてアゾ顔料を分散させた糊状の赤色ペーストを得た。そして得られた赤色ペーストに、エポキシ系の架橋剤を1%併用し、赤色捺染糊を調製した。この赤色捺染糊を、ポリエステル-綿混紡布上にシルクスクリーンにてプリントし、120℃で15分間のキュアーを行うことにより、赤色のプリント物を得た。
カルボキシル基を有するポリエーテルポリオールジフェニルメタンジイソシアネート系ポリウレタンの乳白色のメチルエチルケトン分散液(固形分:30%)100部、ポリエーテルポリオールジフェニルメタンジイソシアネート系ポリウレタンのメチルエチルケトン溶液(固形分:50%)5部およびポリカルボジイミド系架橋剤(固形分:20%)2.5部を充分混合した。そこへ、合成例5で得た「非対称ポリアゾ顔料-3」を0.5部とアジピン酸エステル系可塑剤1.0部とを混練した非対称ポリアゾ顔料ペーストを1部添加し、充分混合し、赤色ポリウレタンコーティング液を準備した。それをポリエステル織布表面に約200g/m2で塗付し、乾燥して、赤色の繊維加工製品を得た。
合成例5で得た「非対称ポリアゾ顔料-4」を15部、ポリカーボネートポリオールと脂肪族イソシアネートから得られたカルボキシル基を含有するポリウレタン水性樹脂(固形分:30%)60部、水分散性ワックス(固形分:30%)5部、消泡剤1部、ポリカルボジイミド架橋剤(固形分:50%)5部および水14部を配合し、赤色水性グラビアインクを調製した。
合成例5で得た「非対称ポリアゾ顔料-5」を5部、酸化チタン白色顔料20部および顔料分散剤としてポリエチレン樹脂粉末75部を、ヘンシェルミキサー(粉体高速混合機)で混合し、粉末着色剤(ドライカラー)を得た。次いで、得られた粉末着色剤1.0部を、ポリブチレンテレフタレート(PBT)樹脂ペレット100部に配合し、ヘンシェルミキサーで混合し、押出し機で赤色樹脂ペレットとした。得られた赤色ペレットをインラインスクリュー射出成型機にて成型し、顔料分散性に優れた赤色のPBT樹脂成型板を得た。
合成例5で得た「非対称ポリアゾ顔料-6」を20%含有するアクリル樹脂(ポリメチルメタクリレート)赤色マスターバッチ2部を、アクリル樹脂ペレット100部に配合し、ヘンシェルミキサーで混合し、押出し機で赤色樹脂ペレットとした。得られた赤色ペレットをインラインスクリュー射出成型機にて成型し、顔料分散性に優れた赤色透明のアクリル樹脂成型板を得た。
同様にしてアクリル樹脂に変えて、ポリカーボネート樹脂赤色マスターバッチペレットでポリカーボネート樹脂ペレットを着色し、成型し、顔料分散性に優れた赤色透明のポリカーボネート成型板を得た。
合成例5で得た「非対称ポリアゾ顔料-7」を50部、および、顔料分散剤としてエチレンビスステアリン酸アミド粉末50部をヘンシェルミキサーで混合し、顔料分50%のドライカラーを得た。次いで、得られたドライカラー1.0部をポリプロピレン樹脂ペレット99.0部に配合し、ヘンシェルミキサーで混合し、ベント式40m/m押出機で混練し、0.5%赤色樹脂ペレットとした。得られた赤色樹脂ペレットを熔融紡糸機にて紡糸し、繊度10デニールの顔料分散性に優れた鮮明な赤色のポリプロピレン原液着色糸を得た。
(1)(顔料高濃度含有樹脂組成物の調製)
赤色顔料として合成例5で得た「非対称ポリアゾ顔料-4」30部をビスフェノールA-ビス(プロピレングリコールエーテル)とテレフタル酸のポリエステル樹脂(平均分子量:約15,000)70部と2本ロールで混練して赤色顔料のポリエステルマスターバッチを準備した。また、黒色顔料として合成例5で得た「非対称ポリアゾ顔料-8」を用いた以外は上記と同様にして、黒色顔料のポリエステルマスターバッチを準備した。さらに、青色顔料として、PB15:3および、黄色顔料としてPY74を用いた以外は上記と同様にして、それぞれ青色、黄色のポリエステルマスターバッチを得た。
次いで、下記の表7の配合(部)に従い、上記で得た各色のポリエステルマスターバッチ、上記のポリエステル樹脂およびクロム錯塩系負電荷制御剤を常法に従って混練し、冷却後粗砕した後、ジェットミルで微粉砕し、分級機で5~7μmの画像記録用着色組成物の微粉末を得た。流動化剤のコロイダルシリカを添加し、キャリアの磁性鉄粉と混合し、シアン色、マゼンタ色、イエロー色およびブラック色の電子写真乾式現像剤とした。電子写真方式のフルカラーレーザープリンターにて印刷し、鮮明なフルカラーの電子写真印刷物を得た。
(1)(カラーフィルター用顔料分散液の調製)
(赤色顔料分散液の調製)
「非対称ポリアゾ顔料-2」を20部および「非対称色素誘導体-1」を2部、ベンジルメタクリレート-メタクリル酸-(2-ヒドロキシエチル)メタクリレート共重合体(モル比:60:20:20、重量平均分子量30,000)(以下、「BzMA-MAc-HEMA共重合体」と称する)15部、カチオン性重合体系分散剤4部およびPGMA59部を連続式横型媒体分散機で分散させ、赤色顔料分散液を得た。(以下、「赤色顔料分散液-1」と称する。)
上記(1)と同様にして、非対称ポリアゾ顔料-2に代えてPR254(ジケトピロロピロールレッド顔料)を用い、またおよび「非対称色素誘導体-1」に代えて「非対称色素誘導体-2」を用いて分散し、赤色顔料分散液を得た。(以下、「赤色顔料分散液-2」と称する。)
上記(1)と同様にして、非対称ポリアゾ顔料-2に代えて、PG36(銅フタロシアニングリーン顔料)、PB15:6(ε型銅フタロシアニンブルー顔料)、PY150(ニッケル錯体黄色顔料)およびPV23(ジオキサジンバイオレット顔料)にそれぞれ公知のスルホン基を有する顔料誘導体を添加した顔料組成物を使用して、上記(1)と同様にして夫々顔料分が20%の顔料分散液を得た。以下、それぞれを「緑色顔料分散液-1」、「青色顔料分散液-1」、「黄色顔料分散液-1」、「紫色顔料分散液-1」と称する。
カラーフィルターのガラス基板上に赤(R)、緑(G)、青(B)画素を形成するために、上記(1)で調製した赤色顔料分散液2色および緑色、青色、黄色、紫色の顔料分散液を使用して、下記の表8の配合(部)に従い、感光性赤色レジストインク、感光性緑色レジストインク、感光性青色レジストインクを得た。
ガラス基板をスピンコーターにセットし、上記の感光性赤色レジストインクを最初300rpmで5秒間、次いで1,200rpmで5秒間スピンコートした。次いで80℃で10分間プリベークを行い、モザイク状のパターンを有するフォトマスクをガラス基板の塗布面に、プロキシミティー露光機を使用して超高圧水銀灯で100mJ/cm2の光量で露光を行った。次いで専用現像液および専用リンスで現像および洗浄を行い、ガラス基板上赤色のモザイク状のパターンを形成させた。
得られたカラーフィルターは優れた分光カーブ特性を有し、耐光性、耐熱性などの堅牢性も優れ、また、光の透過にも優れた性質を有し、液晶カラーディスプレー用カラーフィルターとして優れた性質を示した。
Claims (15)
- 互いに異なるモノアゾ色素残基(A)とモノアゾ色素残基(B)がアリレンポリ(カルボアミド)基で連結した非対称型ポリアゾ色素であって、各モノアゾ色素残基は、カップラー残基とジアゾ成分とをカップリングしてなり、下記(1)~(3)からなる群から選ばれる非対称ポリアゾ色素分子構造をもつことを特徴とする非対称型ポリアゾ色素。
(1)モノアゾ色素残基(A)とモノアゾ色素残基(B)におけるそれぞれのカップラー残基が、同一なカップラー(C)の残基であり、かつ、ジアゾ成分として、異なるジアゾ成分(E)とジアゾ成分(F)をカップリングしたポリアゾ色素分子構造
(2)モノアゾ色素残基(A)とモノアゾ色素残基(B)におけるそれぞれのカップラー残基が、異なるカップラー(C)とカップラー(D)の残基であり、かつ、ジアゾ成分として、同一なジアゾ成分(E)をカップリングしたポリアゾ色素分子構造
(3)モノアゾ色素残基(A)とモノアゾ色素残基(B)におけるそれぞれのカップラー残基が、異なるカップラー(C)とカップラー(D)の残基であり、かつ、ジアゾ成分として、異なるジアゾ成分(E)とジアゾ成分(F)をカップリングしたポリアゾ色素分子構造 - 前記カップラー(C)あるいはカップラー(D)の残基を形成するために使用されるカップラーがカルボキシル基を有し、該カップラーが、3-ヒドロキシ-2-ナフトエ酸、6-ヒドロキシ-2-ナフトエ酸、2-ヒドロキシ-3-アンスラセンカルボン酸、2-ヒドロキシ-3-ジベンゾフランカルボン酸、2-ヒドロキシ-1-カルバゾールカルボン酸及び2-ヒドロキシ-11H-ベンゾ[a]-カルバゾール-3-カルボン酸からなる群からそれぞれ選ばれる、同一のあるいは異なるカップラーである請求項1に記載の非対称型ポリアゾ色素。
- 前記アリレンポリ(カルボアミド)基が、置換基を有しないあるいは有する、フェニレンジアミン、ジアミノナフタレン、ジアミノビフェニル、ビス(アミノフェニル)エーテル、メチレン-ビス(アミノフェニル)、ビス(アミノフェニル)スルフィド、ビス(アミノフェニル)スルフォニル及びジアミノピリジンからなる群から選ばれるアリレンジアミンの残基である請求項1に記載の非対称型ポリアゾ色素。
- 前記アリレンジアミンが1個ないし2個以上の置換基を有し、該置換基が、アルキル(炭素数;1~10)基、アルコキシ(炭素数;1~10)基、トリフルオロメチル基、ハロゲン基;アルキルオキシカルボニル基、アルキルスルホニル基、アミノスルホニル基、アルキルスルホアミド基、フェニルスルホアミド基、アルキルアミノスルホニル基、アニリノスルホニル基、アミノカルボニル基、ベンズアミド基、アルキルアミノカルボニル基、アニリノカルボニル基;カルボキシル基、スルホン基、硫酸エステル基、燐酸エステル基;アミノ基、アルキルイミノ基、ヒドロキシアルキルイミノ基、ジアルキルアミノ基、ビス(ヒドロキシアルキル)アミノ基及び第4級アルキルアンモニウム基からなる群から選ばれるいずれかの基、または、該群から選ばれる同一のあるいは異なる2個以上の基である請求項3に記載の非対称型ポリアゾ色素。
- 前記ジアゾ成分(E)あるいはジアゾ成分(F)が、置換基を有しないあるいは有する、アリルアミン由来の分子の骨格あるいはヘテロサイクリックアミン由来の分子の骨格をもつ請求項1に記載の非対称型ポリアゾ色素。
- 前記アリルアミンあるいはヘテロサイクリックアミンが、置換基を有しないあるいは有する、アニリン、ナフチルアミン、アミノアンスラセン、アミノアンスラキノン、アミノジベンゾフラン及びアミノカルバゾールからなる群から選ばれるいずれであり、上記置換基を有する場合の置換基が、アルキル(炭素数;1~10)基、アルコキシ(炭素数;1~10)基、トリフルオロメチル基、ハロゲン基、ニトロ基;アルキルオキシカルボニル基、アルキルスルホニル基、アミノスルホニル基、アルキルスルホアミド基、フェニルスルホアミド基、アルキルアミノスルホニル基、アニリノスルホニル基、アミノカルボニル基、ベンズアミド基、アルキルアミノカルボニル基、アニリノカルボニル基;カルボキシル基、スルホン基、硫酸エステル基、燐酸エステル基;アミノ基、アルキルイミノ基、ヒドロキシアルキルイミノ基、ジアルキルアミノ基、ビス(ヒドロキシアルキル)アミノ基及び第4級アルキルアンモニウム基からなる群から選ばれるいずれか1個の基、または、該群から選ばれる同一のあるいは異なる2個以上の基である請求項5に記載の非対称型ポリアゾ色素。
- 請求項1に記載の非対称型ポリアゾ色素を製造する方法であって、
(1)[1]カップラー(C)が有するカルボキシ基に、ニトロアリルアミンを反応させてニトロ基を有するカップラーである「カップラーニトロ体」にし、[2]該ニトロ基を還元して「カップラーアミノ体」にし、[3]別に準備した、カップラー(C)に、ジアゾ成分(E)をカップリングさせた「モノアゾ色素カルボン酸、または、酸ハライド誘導体」を、上記[2]で得た「カップラーアミノ体」に縮合反応させてモノアゾ色素を有するカップラーである「色素カップラー」とし、[4]該色素カップラーに、ジアゾ成分(F)をカップリングさせることにより、同一なカップラー(C)の残基と、異なるジアゾ成分(E)とジアゾ成分(F)の残基をもつ非対称型ポリアゾ色素を製造する方法、
(2)[1]カップラー(C)が有するカルボキシ基に、ニトロアリルアミンを反応させてニトロ基を有するカップラーである「カップラーニトロ体」にし、[2]該ニトロ基を還元して「カップラーアミノ体」にし、[3]別に準備した、カップラー(D)が有するカルボキシ基または酸ハライド誘導体を縮合反応させて「非対称カップラー2量体」とし、[4]該2量体の両方のカップラー残基に、ジアゾ成分(E)をカップリングさせることにより、異なるカップラー(C)とカップラー(D)の残基と、同一なジアゾ成分(E)の残基をもつ非対称型ポリアゾ色素を製造する方法、
(3)[1]カップラー(C)が有するカルボキシ基に、ニトロアリルアミンを反応させてニトロ基を有するカップラーである「カップラーニトロ体」にし、[2]該ニトロ基を還元して「カップラーアミノ体」にし、[3]別に準備した、カップラー(D)に、ジアゾ成分(F)をカップリングさせた「モノアゾ色素カルボン酸、または、酸ハライド誘導体」を、上記[2]で得た「カップラーアミノ体」に縮合反応させてモノアゾ色素を有するカップラーである「色素カップラー」とし、[4]該色素カップラーに、ジアゾ成分(E)をカップリングさせることにより、異なるカップラー(C)とカップラー(D)の残基と、異なるジアゾ成分(E)とジアゾ成分(F)の残基をもつ非対称型ポリアゾ色素を製造する方法、のいずれかであることを特徴とする非対称型ポリアゾ色素の製造方法。 - 色材として請求項1~6のいずれか1項に記載の非対称型ポリアゾ色素を含むことを特徴とする着色剤。
- さらに、液体媒体、重合性液状媒体あるいは樹脂媒体のいずれかの希釈媒体、および/または、熱可塑性重合体、反応性重合体、反応性オリゴマー、重合性単量体および架橋剤からなる群から選ばれた1種またはそれ以上の塗膜形成材料を含有してなる請求項8に記載の着色剤。
- 色材として請求項1に記載の非対称型ポリアゾ色素を含有してなる着色剤であって、
上記色素が、疎水性のジアゾ成分(E)とアニオン性またはカチオン性のイオン性基を有するジアゾ成分(F)をカップリングさせたイオン性顔料誘導体からなる前記(1)又は(3)の非対称ポリアゾ色素分子構造をもつ非対称型ポリアゾ色素であり、さらに、
分散助剤として、上記ジアゾ成分(F)のイオン性と対イオン性になるカチオン性またはアニオン性の基を有する化合物を含有し、希釈媒体として有機溶剤を含有してなることを特徴とする着色剤。 - 前記分散助剤が、イオン性基を有するジアゾ成分を使用したイオン性顔料誘導体からなる請求項1に記載の非対称型ポリアゾ色素である請求項10に記載の着色剤。
- 前記着色剤が、染色剤、捺染剤、塗料、印刷インク、文房具、絵の具、樹脂着色剤、インクジェット印刷用インク、電子写真印刷用現像剤、静電印刷用現像剤あるいはカラーフィルター画素形成用インクのいずれかである請求項10に記載の着色剤。
- 請求項8又は10に記載の着色剤を使用して、染色、捺染、塗装、印刷、筆記、描画、樹脂着色、インクジェット印刷、電子写真印刷、静電印刷あるいはカラーフィルター画素形成方法から選ばれたいずれかの着色方法で着色することを特徴とする物品の着色方法。
- 前記カラーフィルター画素形成方法が、カラーフィルター基板上に、フォトレジスト法、インクジェトプリント法、印刷法、転写法あるいは貼付け法のいずれかによる画素形成である請求項13に記載の物品の着色方法。
- 請求項14に記載の着色方法によって着色されたことを特徴とする着色物品。
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