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JP5008719B2 |
Aqueous pigment preparation (A) comprises at least an organic and/or inorganic pigment; dispersing agent and/or surfactant; three- or high-order alkoxylated alcohol (I); polyglycol alkyl ether (II); optionally hydrotropic oligomer and/or...
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JP5006801B2 |
The present invention is to provide an optical recording medium which is capable of performing good recording and reproducing by using a laser having a wavelength of 300 to 900 nm, a novel azo metal chelate compound, and a novel azo comp...
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JP5002104B2 |
The present invention relates to a method for optically writing digital information into a flat, extended storage medium, whereby said information can also be optically read out afterwards.
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JP2012149216A |
To provide an ink composition which inhibits the crystal deposition of a pigment in an ink, is free from clogging at an ink outlet and has stable printing performance and reliability, and to provide an inkjet recording ink.The ink compos...
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JP2012149217A |
To provide an ink composition excellent in storage stability, capable of obtaining thick print density when using a plain paper, suppressing bleeding or color staining and excellent in robustness of the obtained image.The ink composition...
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JP2012149218A |
To provide an ink composition excellent in prevention of bleeding or color staining of an image, providing high image quality such as color hue, excellent in storage stability of an ink as well as the obtained image and excellent in disc...
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JP2012149213A |
To provide an ink composition which is excellent in storage stability, discharge accuracy, and securement of recovery performance after leaving of a printer head, can form a glossy image, and suppresses the occurrence of density unevenne...
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JP4996258B2 |
The present invention discloses mixtures of dyes, dye compositions comprising them and the use of said mixtures and compositions, optionally in combination with UV absorbers, to dye or print textile materials, particularly hydrophobic te...
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JP4994541B2 |
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JP4989136B2 |
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JP4988140B2 |
The present invention relates to a process for the trichromatic dyeing or printing of natural or synthetic polyamide fibres or such fibres as contain polyamide with dye mixtures and also to such dye mixtures and polyamide fibres dyed or ...
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JP4991557B2 |
This invention relates to a yellow ink composition for ink jet printing comprising a dye represented by Formula I, water and a humectant: wherein: R1 and R5 independently are hydrogen or a substituted or unsubstituted alkyl, aromatic or ...
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JP4983057B2 |
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JP2012136669A |
To provide an azo pigment which is excellent in durability such as light resistance or heat resistance, as well as color characteristics such as hue, and a pigment dispersion, a colored composition, an ink for inkjet recording, and an az...
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JP4976136B2 |
Disperse dyes of the general formula (I) where D is a diazo component derived from a substituted or unsubstituted aromatic amine, K is an aromatic radical of the formula and the substituents are each as defined in the first claim. Furthe...
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JP4977371B2 |
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JP4974682B2 |
[Method for solving the problems] The present invention relates to an azo compound represented by the following Formula (1) in free acid form or a salt thereof, (wherein, D represents a residual group of aromatic ring or heterocyclic dia...
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JP4972953B2 |
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JP4966553B2 |
An ink set includes at least a magenta ink composition and a cyan ink composition, wherein the magenta ink composition includes: at least one colorant selected from the group consisting of specific heterylazo dyes; and at least one color...
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JP2012122003A |
To provide a compound excellent in solubility to an organic solvent.The compound is represented by formula (I), wherein X1 and X2 each independently denote -CO-O-; L1 and L2 denote a 1C-8C alkanediyl group; R1 denotes a hydrogen atom, a ...
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JP2012121847A |
To provide a compound having excellent solubility in an organic solvent.The compound is represented by formula (I). In formula (I), X1 represents -O-CO-. L1 represents a 1-8C alkanediyl group. R1 represents a monovalent 3-12C alicyclic h...
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JP4963882B2 |
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JP4954343B2 |
Provided is a pigment dispersant for improving the dispersibility of an azo pigment for a water-insoluble solvent. More specifically, provided is a polyester, including at least one unit represented by one of the following formula (1) an...
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JP4951243B2 |
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JP4941777B2 |
The present invention provides a water-based black ink for ink-jet recording, containing a coloring agent and water. The coloring agent contains a yellow dye, a magenta dye, and a cyan dye. The yellow dye contains a dye (Y) represented b...
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JP2012092301A |
To provide an aqueous ink for inkjet recording including a pigment black ink and a dye magenta ink, excellent in color developing property, jetting stability and weather resistance of the dye magenta ink, and hardly generating bleeding b...
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JP2012093696A |
To provide a colored composition for a color filter, with which a color image with high contrast can be formed by using a dye.The colored composition for a color filter contains: a compound selected from a group consisting of dye compoun...
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JP4930027B2 |
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JP4928934B2 |
The present invention is directed towards polymerizable dichroic azo dyes comprising azo-chromophores having at least one standard mesogenic ring system attached to said chromophores and at least one polymerizable group leading to dyes h...
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JP4909458B2 |
The present invention relates to a dye mixture comprisingas component (A) at least one dye of formulaas component (B) at least one dye of formulawherein the substituents R1, R2, R3 and R4 are as defined in claim 1, and to the use of that...
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JP4908394B2 |
The present invention concerns concentrated storage-stable aqueous dye solutions comprising a) 5% to 30% by weight of a dye of the formula where K is a coupling component of the acetoacetanilide, pyridone, pyrazolone or pyrimidine ser...
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JP4896036B2 |
The present invention relates to a compound having the structure of Formula I: A-N=N-Z I wherein: A is an optionally substituted aryl radical; Z is the residue of a moiety selected from dimedone (5,5-dime...
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JP4895341B2 |
An azo dye represented by formula (II) as defined in the specification, a process of producing the same and a coloring composition containing the azo dye.
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JP2012046609A |
To provide an ink jet ink composition which is capable of printing an image having excellent solidity with a high image quality, and has excellent intermittent discharge stability and a preferable color tone as magenta, and which is furt...
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JP2012042896A |
To provide a colorant composition for a color filter, which excels in discoloration resistance.A colorant composition for a color filter includes a phthalocyanine compound having a maximum absorption wavelength λmax of 600 to 700 nm, a ...
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JP2012042898A |
To provide a colorant composition for a color filter, which excels in discoloration resistance.A colorant composition for a color filter includes a yellow dye compound and propylene glycol 1-monomethyl ether 2-acetate, which are included...
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JP2012042897A |
To provide a colorant composition for a color filter, which excels in discoloration resistance.A colorant composition for a color filter includes a yellow dye compound and a dispersant having an amine value of 5 to 150 mgKOH/g.
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JP4886175B2 |
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JP4886174B2 |
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JP4879752B2 |
The present invention relates to a method of protecting organic material, especially from the pharmaceutical, food and nutrition sectors, from light, which method comprises applying to or incorporating in a carrier material a combination...
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JP4872200B2 |
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JP4859254B2 |
Provided are a coloring compound for color toner which satisfies all of solubility in an organic solvent, a color tone, and lightfastness, and does not inhibit the polymerization of a polymerizable monomer when used in a polymerized tone...
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JP4859256B2 |
Ink jet ink providing an image having excellent lightfastness and having sticking resistance and intermittent ejection stability is provided. The ink jet ink is characterized by containing at least a compound represented by the following...
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JP4861810B2 |
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JP4861899B2 |
In C. I. pigment red 57:1 of the present invention, the total content of 3-hydroxy-2-naphthoic acid and a metal salt thereof, which is measured by quantitative analysis using liquid chromatography, is 2,500 ppm or less as converted into ...
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JP4861898B2 |
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JP4854139B2 |
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JP2012007043A |
To provide an azo pigment-producing method, a pigment dispersion, a colored composition and a colored composition for a color filter, wherein high voltage holding ratio of a liquid crystal display device and high contrast are achieved by...
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JP2012001627A |
To provide an azo pigment composition excellent in hue and color density, also excellent in dispersibility and dispersion stability; a pigment dispersion; a colored composition; ink; ink for inkjet recording; an inkjet recording cartridg...
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JP2011252046A |
To provide an azo pigment composition having extremely sufficient hue and light fastness and excellent tinting strength (color concentration), and to preferably provide an azo pigment composition containing the azo pigment and a tautomer...
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