Abstract: A color filter and a display panel, wherein the color filter includes a color correction material. In an absorption spectrum of the color correction material, a wavelength interval of the absorption spectrum with a visible light absorption rate smaller than 0.2 is from 150 to 180 nanometers.

Abstract: An ink composition for inkjet recording, including: a color material, a binder resin, and an organic solvent, wherein the binder resin contains at least an acrylic-based resin (A), and a copolymer (B) having a constitutional unit derived from a hydroxyalkyl (meth)acrylate, a constitutional unit represented by the formula (I), and a constitutional unit represented by the formula (II), a content ratio by mass of the resin (A) to copolymer (B) is 25/75 to 70/30, and wherein the solvent contains at least a polyalkylene glycol dialkyl ether and a cyclic ester, a content ratio of the cyclic ester is 3 parts by mass or more and 10 parts by mass or less relative to 100 parts by mass of the ink composition, and a content ratio of the ethylene glycol alkyl ether acetate is 5 parts by mass or less relative to 100 parts by mass of the ink composition:

Abstract: An aqueous ink contains a colorant, an aqueous solvent, and as an infrared absorber, a compound represented by general formula (I): where Rb, Rc, and Rd are each independently alkyl, and Ra is a group represented by general formula (I-R): where Re is hydrogen or methyl, and e is an integer of 0 to 3.

Abstract: An ink for ink-jet recording apparatuses includes water, a pigment dispersion, an organic solvent, and a humectant. The pigment dispersion includes a pigment and a resin having a weight average molecular weight of from 35,000 to 140,000. An adsorbed resin proportion determined from the mass of a total amount of resin in the ink and the amount of resin separated from pigment among the resin is at least 0.97. And, the ink contains from 3% to 15% by mass of C1-C4 monoalkyl ether of polyhydric alcohol based on the mass of the ink as the organic solvent.

Abstract: A coating liquid comprising: an oxazoline group-containing resin; an alkanediol having 7 or more carbon atoms; a surfactant; and water.

Abstract: The present invention provides a phthalocyanine pigment having superior color development property, and a pigment dispersion, an ink and a color filter resist composition containing the phthalocyanine pigment, in which the phthalocyanine pigment having a structure represented by general formula (1), and the pigment dispersion, the ink and the color filter resist composition containing the phthalocyanine pigment.

Abstract: A phase change ink composition suitable for ink jet printing, including robust printing on coated paper substrates. In embodiments, the phase change ink composition comprises both a crystalline compound and an amorphous compound which are derived from bio-renewable materials. In particular, the present embodiments provide novel crystalline compounds with at least two aromatic moieties for use in the phase change inks.

Abstract: The present invention relates to a new family of luminescent pigments consisting of a salt of two ruthenium(II) complex ions of opposite sign charges comprising N-chelating heterocyclic ligands and to their use in security applications to prevent counterfeiting. The invention also refers to ink compositions and to the security documents or secured goods comprising said luminescent pigments.

Abstract: An ink for inkjet recording includes a colorant; an organic solvent; a surfactant; and water. The organic solvent includes a polyol having a solubility parameter (SP value) of from 11.8 to 14.0 (components A) or an oxetane compound having the following formula (I) (components B): wherein R? represents an alkyl group having 1 to 2 carbon atoms. The content of at least one member of the components A or the components B is from 30 to 70% by weight per 100% by weight of the ink. The colorant is a hydrodispersible pigment having a functional group selected from the group consisting of —COOM, —SO3M, —PO3HM, —PO3M2, —CONM2, —SO3NM2, —NH—C6H4—COOM, —NH—C6H4—SO3M, —NH—C6H4—PO3HM, —NH—C6H4—PO3M2, —NH—C6H4—CONM2 and —NH—C6H4—SO3NM2, wherein M is a quaternary ammonium ion.

Abstract: An inkjet ink is provided. The inkjet ink includes water; a water-soluble organic material in an amount of from 40 to 50% by weight based on the total weight of the inkjet ink; and a colorant. The water-soluble organic material includes at least one of 1,3-dimethyl-2-imidazolidinone, ?-methoxy-N,N-dimethylpropionamide, and 2-pyrrolidone in an amount of from 5 to 35% by weight based on the total weight of the inkjet ink, and further includes a compound having the following formula (1) in an amount of from 10 to 40% by weight based on the total weight of the inkjet ink.

Abstract: A water-based ink for ink-jet recording includes a pigment; water; 1,2-alkanediol; a compound including an isothiazoline ring; and a surfactant represented by a general formula (1): In the general formula (1); each of R1, R2, R3, and R4 is one of a hydroxyl group, saturated fatty acid having a number of carbon atoms of 12 to 18 and unsaturated fatty acid having a number of carbon atoms of 12 to 18; and a, b, c, and d are identical with each other or different from each other, and a, b, c, and d are numbers to fulfill a+b+c+d?20.

Abstract: Inkjet ink contains water, hydrosoluble organic materials; and a colorant, wherein the hydrosoluble organic materials account for 30% by weight to 50% by weight of the inkjet ink, wherein the hydrosoluble organic materials contain 3-methoxy-1-butanol, herein the hydrosoluble organic materials contain at least one of 1,3-butane diol, 3-methyl-1,3-butane diol, 1,2-butane diol, 2,3-butane diol, 1,2-pentane diol, 3-methyl-3-hydroxymethyl oxetane, 1,2-propane diol, or 1,3-propane diol in an amount of 1% of the inkjet ink.

Abstract: Examples provide inkjet printing fluid compositions and apparatuses including such compositions. An inkjet printing fluid composition may comprise a vehicle including at least 50% weight percent water based on the inkjet printing fluid composition as a whole and substantially only one surfactant, the surfactant including alkoxylated alcohol present in the inkjet printing fluid composition from about 0.1 weight percent to about 1.0 weight percent alkoxylated alcohol.

Abstract: An ink composition useful for digital offset printing applications includes a colorant and a radiation-curable water-dilutable compound. A process for variable data lithographic printing includes applying a dampening fluid to an imaging member surface; forming a latent image by evaporating the dampening fluid from selective locations on the imaging member surface to form hydrophobic non-image areas and hydrophilic image areas; developing the latent image by applying an ink composition comprising an ink component to the hydrophilic image areas, the ink composition comprising a radiation-curable water-dilutable compound, a colorant component, and optionally water; and transferring the developed latent image to a receiving substrate, wherein the ink transfer efficiency is 90% or higher.

Abstract: Non-aqueous pigment dispersions exhibiting improved dispersion quality and/or stability were prepared for a specific selection of naphthol AS pigments, diketopyrrolo-pyrrole pigments and quinacridone pigments, by using specific yellow monoazo dispersion synergists. The non-aqueous pigment dispersions can be advantageously used in inkjet inks inkjet printing methods.

Abstract: An ink composition is disclosed herein. The ink composition includes from about 5 wt % to about 25 wt % of a co-solvent; from about 0.025 wt % to about 0.2 wt % of i) a chelating agent represented by formula 1, wherein R? is a carboxylic acid functional group or a carboxylate salt functional group and n>2; ii) a chelating agent represented by formula 2:, wherein R is a carboxylic acid functional group or a carboxylate salt functional group, m is greater than or equal to 1, x is greater than or equal to 2, y is greater than or equal to 1, and z is greater than or equal to 2; iii) a chelating agent represented by formula 3, wherein any of r, s, t, or u is a sulfonic acid functional group or a sulfonate functional group; or iv) combinations of any of i, ii, and iii. The ink composition also includes a balance of water.

Abstract: An ink formulation comprises a binder and at least one marking component, which comprises at least one metal oxides or oxyanion and at least one oxidizing/reducing agent, which absorbs laser irradiation between wavelengths of 780-10,600 nm, thereby causes the formulation to change color.

Abstract: An ink for ink jet recording includes a chelating agent represented by Structural Formula (1) or (2) and water. The ink has a hydrogen ion exponent (pH) of more than 7 and 10 or less.

Abstract: An ink composition includes a colorant, a co-solvent, and an acid chosen from oleic acid, linoleic acid, undecanoic acid, dodecanoic acid, tridecanoic acid, and combinations thereof. The ink composition further includes lithium and water. An anti-evaporative layer forms, during uncapped non-use, at an interface between air and the ink composition in an orifice of a nozzle, thereby reducing evaporation of the water from the ink composition.

Abstract: A pigment composition containing an azo pigment represented by the following general formula (1) and a pigment derivative having a hydrophilic group: wherein G represents a hydrogen atom, an aliphatic group, an aryl group, a heterocyclic group, an acyl group, an aliphatic oxycarbonyl group, a carbamoyl group, an aliphatic sulfonyl group, or an arylsulfonyl group, R1 represents an amino group, an aliphatic oxy group, an aliphatic group, an aryl group, or a heterocyclic group, R2 represents a substituent, A represents an aromatic 5- or 6-membered heterocyclic group, m represents an integer of from 0 to 5, and n represents an integer of from 1 to 4, with the general formula (1) not containing any ionic hydrophilic group.

Abstract: A water-based ink for ink-jet recording includes a self-dispersible pigment modified by phosphate group; water; a water-soluble organic solvent; a N-hydroxy cyclic imide compound; and at least one selected from the group consisting of boric acids, a chelate agent, a reducing sugar and a sugar alcohol.

Abstract: An ink containing water, a water-soluble organic solvent and an organic pigment, wherein a primary particle of the organic pigment has a ratio (minor axis b)/(major axis a) of 0.70 or more and a particle diameter of 35 nm or less, the ink contains a water-soluble organic solvent with a dielectric constant of 25.0 or less in an amount of 0.5% by mass or more based on the total mass of the ink, and a dielectric constant ?mix of the ink as calculated according to the following equation (1) is 66-72: ?mix=?n?nrn/?nrn??Equation (1): wherein n means a kind of water or the water-soluble organic solvent, ?n is a dielectric constant of water or the water-soluble organic solvent represented by n, and rn is a content of water or the water-soluble organic solvent represented by n based on the total mass of the ink.

Abstract: Modified pigments including an organic group containing a 5-membered heteroaromatic ring, as well as related compositions, articles, and methods, are disclosed. The diazonium salts containing a 5-membered heteroaromatic ring exhibit enhanced activity in modifying pigments, thereby resulting in modified pigments with a higher treatment level and improved dispersibility in an ink composition.

Abstract: To provide an aqueous ink for a liquid jetting device, containing: (A) a fluorosurfactant; and (B) N-alkyl-2-pyrrolidone, wherein an alkyl group contained in the (B) N-alkyl-2-pyrrolidone is a C4-10 alkyl group.

Abstract: An aqueous ink for ink jet contains a self-dispersible pigment in which a first functional group including a phosphonic acid group and a second functional group including at least one of a carboxylic acid group and a sulfonic acid group are bonded to a particle surface, wherein a surface charge amount derived from the phosphonic acid group included in the above-described first functional group is 0.3 micromoles/m2 or more, a total surface charge amount derived from the carboxylic acid group and the sulfonic acid group included in the above-described second functional group is 1.0 micromoles/m2 or more, and a total surface charge amount derived from anionic groups included in the above-described first functional group and the above-described second functional group is 2.0 micromoles/m2 or more and 8.0 micromoles/m2 or less.

Abstract: An ink composition includes a cyclic saccharide and hydantoin or a derivative thereof.

Abstract: A process for preparing a black colorant, preferably a black pigment, characterized in that a compound of the Formula (I) is reacted with a compound of the Formula (II) in a molar ratio of 1:2, in the presence of a catalyst which in water at 25° C. has a pK?4.5. For the definition of R1 to R7, refer to the description; preferably all are H. Likewise claimed are new crystal polymorphs obtainable by this process, and preferably single-phase mixed crystals. Also claimed are synergistic compositions. These compositions exhibit increased light stability in plastics stabilized with basic light stabilizers when they are pigmented with colorants of the invention rather than with known black pigments such as carbon black.

Abstract: A light blocking ink includes a light blocking material, a blue coloring material, and an ultraviolet-curable material. The light blocking ink may be employed in a microlens array unit to block stray light. The microlens array unit includes a substrate, a microlens array, and a light blocking film formed with the light blocking ink. The microlens array unit may be employed in an image processing apparatus.

Abstract: An aqueous pigment dispersion used for preparing an ink jet recording aqueous ink comprises an anionic group-containing organic polymeric compound, an organic pigment, an organic pigment derivative, and the water, wherein the polymeric compound, the organic pigment, and the organic pigment derivative are dispersed in water, the organic pigment and the organic pigment derivative are a diketopyrrolopyrrole-based red pigment and a phthalimidoalkylated quinacridone, respectively, and the phthalimidoalkylated quinacridone content is in the range of 1.6 to 3.8% relative to the total (100%) of the diketopyrrolopyrrole-based red pigment and the phthalimidoalkylated quinacridone on a mass basis. Furthermore, there is provided an ink jet recording aqueous ink containing such an aqueous pigment dispersion, wherein the aqueous pigment dispersion is diluted such that the total of the organic pigment content and the organic pigment derivative content is from 1 to 8% on a mass basis.

Abstract: An inkjet ink is provided. The inkjet ink includes water; a water-soluble organic material in an amount of from 40 to 50% by weight based on the total weight of the inkjet ink; and a colorant. The water-soluble organic material includes at least one of 1,3-dimethyl-2-imidazolidinone, ?-methoxy-N,N-dimethylpropionamide, and 2-pyrrolidone in an amount of from 5 to 35% by weight based on the total weight of the inkjet ink, and further includes a compound having the following formula (1) in an amount of from 10 to 40% by weight based on the total weight of the inkjet ink.

Abstract: The present invention pertains to an aqueous inkjet ink comprising pigment stabilized to dispersion with anionic dispersant, wherein cations present in the ink comprise a mixture, in a certain molar ratio, of lithium and one or more of sodium, potassium, rubidium and/or cesium. The inks exhibit greatly extended latency.

Abstract: An ink jet recording method includes ejecting droplets of an aqueous ink composition on an ink-non-absorbent or ink-low-absorbent recording medium from an ink jet recording apparatus, and drying the aqueous ink composition on the recording medium by heating the recording medium to 40° C. or more. The aqueous ink composition used in the method contains a pigment, a first solvent and a second solvent, but does not contain glycerol. The first solvent content W‘is in the range of 3% to 6% by mass, and the ratio W2/W1 of the second solvent content W2 to the first solvent content W1 is 2 or more.

Abstract: An infrared absorbing composition including a compound that is represented by formula (1) and has solubility of 30 mg/mL or less in toluene at 25° C., an organic solvent having a solubility parameter of from 7.3 to 12.1, and a resin is disclosed. In formula (1), each of R1 to R16 independently represents a hydrogen atom or a substituent group, provided that at least one of R1 to R16 represents an R17—X— group or that the compound represented by formula (1) contains at least one condensed-ring structure in which any adjacent two of R1 to R16 form a ring; X represents —S—, —NH—, —NR18—, or —O—; each of R17 and R18 independently represents an aliphatic group or an aryl group; and M represents two atoms selected from the group consisting of hydrogen atoms and monovalent metal atoms, or a divalent metal atom, or a divalent substituted metal atom moiety including a trivalent or tetravalent metal atom and a substituent group.

Abstract: An active-energy-ray-curable inkjet ink composition which contains at least two polymerizable monomers each having an unsaturated bond, wherein the maximum value of the difference in electric charge of carbon atoms that constitute the unsaturated bond in each of the at least two polymerizable monomers is 0.24 to 0.46 inclusive and the total content of ions of the elements Fe, Co, Ca, Na, Mg, Al, Ti, Sn and Zn is 5.0 to 100 ppm inclusive, or the difference in e value of the unsaturated double bond moiety in each of the at least two polymerizable monomers is 2.8 to 6 inclusive, and wherein a compound which is unpolymerizable and has a substituent capable of reacting with a nucleophilic agent or an acidic compound is contained.

Abstract: The ink set includes a yellow ink composition and either a magenta ink composition or a cyan ink composition, or both, wherein a coloring agent of the yellow ink composition is one which includes an azo pigment represented e.g. by the following formula or its tautomers or their salts or hydrates, the magenta ink composition contains as a coloring agent at least one pigment selected from the following: C.I. Pigment Violet 19, C.I. Pigment Red 122, C.I. Pigment Red 202 and C.I. Pigment Red 209, and the cyan ink composition contains as a coloring agent at least one pigment selected from the following: C.I. Pigment blue 15:1, C.I. Pigment Blue 15:2, C.I. Pigment Blue 15:3, C.I. Pigment Blue 15:4 and C.I. Pigment Blue 15:6.

Abstract: The present disclosure relates generally to optical data storage media, and more specifically, to holographic storage media. In one embodiment, an optical storage medium includes a polymer matrix having one or more polymer chains. The optical storage medium also includes a reverse saturable absorption (RSA) sensitizer disposed within the polymer matrix that is configured to become excited upon exposure to light having an intensity above an intensity threshold and configured to transfer energy to a reactant. The optical storage medium also includes a diphenyl cyclopropene (DPCP)-derivative reactant disposed within the polymer matrix and capable of undergoing a modification upon receiving an energy transfer from the excited sensitizer that changes a refractive index of the optical medium.

Abstract: There is provided a coloring composition containing at least a first coloring material and at least a second coloring material, in which the first coloring material is a compound represented by the following Formula (Y), the second coloring material is, for example, the following compound 8, and the mass ratio of the content (% by mass) of the second coloring material in the composition to the content (% by mass) of the first coloring material in the composition is 0.001 to 1.0. In Formula (Y), a plurality of M each independently represent a hydrogen atom or a cation, and when M represents a cation, M represents a Li+ ion, a Na+ ion, a K+ ion or a NH4+ ion.

Abstract: There is disclosed an ink composition and a method of printing and using ink on substrate material comprising polyvinyl chloride with thermal inkjet, drop on demand piezo inkjet, or continuous inkjet by depositing ink comprising vinyl-penetrating solvent, colorant and non-aqueous carrier solvent, the ink being free from polymerizable resins and binders.

Abstract: [Problem to be solved] A non-aqueous ink, which has excellent pigment dispersion stability and can achieve reduction or elimination of print-through, thereby achieving high print density, is disclosed. [Solution] The non-aqueous ink contains at least a pigment and an organic solvent, wherein the organic solvent contains a five-membered heterocyclic compound having a C?O bond in an amount of 50 mass % or more of the organic solvent, and the content of a polymer component in the ink is 20 mass % or less relative to the pigment.

Abstract: An ink for ink-jet recording apparatuses, includes water, a pigment dispersion, and a super-penetrating agent and a high SP organic solvent respectively having a predetermined solubility parameter (SP value). All of differences (?SPs) between SP values of the neighboring organic solvents are from 0.5 to 5.0 in order of SP values thereof, and the difference of SPmax?SPmin is 12 or less in which SPmax is the highest SP value of an organic solvent among organic solvents in the high SP organic solvent and SPmin is the smallest SP value of an organic solvent among organic solvents in the super-penetrating agent.

Abstract: A water-based ballpoint pen using a cemented carbide ball comprising tungsten carbide and a metal binder as a writing front end, wherein cobalt and/or nickel are contained in the cemented carbide ball as the metal binder in an amount of 1 to 20% by weight based on the total amount of the ball and which further includes an aqueous ink composition containing a colorant, water, a phosphate ester-based surfactant, and any one or more compounds of a thiadiazole represented by formula (1), 5-mercapto-3-phenyl-1,3,4-thiadiazole-2-thione or a salt thereof, and an oligomer of 2,5-dimercapto-1,3,4-thiadiazole: wherein X and Y each represents any substituent of CH3, NH2, and SM, and M represents any of hydrogen, an alkali metal, an ammonium, and an alkanolamine.

Abstract: The ink composition of the invention is applied to a region to which a color ink composition has been applied. The ink composition contains a weather resistance enhancer, is substantially free from a colorant, and is applied to a recording medium to form a coating film exhibiting an integrated value of light transmittance of not more than 2000 for each nanometer at wavelengths of 320 nm to 360 nm and an integrated value of light transmittance of not less than 36000 for each nanometer at wavelengths of 380 nm to 780 nm.

Abstract: An ink composition including one or more oxazoline compounds or oxazoline derivatives having either crystalline, amorphous or even semi-crystalline properties for use in a particular printing application, such as in a direct-to-paper print process.

Abstract: An ink set is provided, the ink set including a yellow ink composition; and at least one of a magenta ink composition and a cyan ink composition, wherein a colorant of the yellow ink composition contains an azo pigment represented by formula (1), its tautomer, or a salt or hydrate thereof, the magenta ink composition contains at least one pigment selected from quinacridone pigments, and the cyan ink composition contains at least one pigment selected from phthalocyanine pigments: wherein Z represents atoms necessary to complete a 5- to 8-membered nitrogen-containing heterocycle; Y1, Y2, R11 and R12 each represents a hydrogen or a substituent; G1 and G2 each represents a hydrogen, an alkyl group, an aralkyl group, an alkenyl group, an alkynyl group, an aryl group or a heterocyclic group; and W1 and W2 each represents an alkoxy group, an amino group, an alkyl group or an aryl group.

Abstract: This invention provides a magenta ink composition that, when recorded, is excellent in color development, graininess, and gloss, is less likely to cause clogging in an ink jet recording head, and is excellent in color reproduction in a high-chroma and high-lightness red region. The magenta ink composition has an L* value of not less than 60 and a b* value of not more than ?17 when the a* value in CIE standard calculated from a visible absorption spectrum in a not more than 10000-fold diluted aqueous solution is 80.

Abstract: Disclosed is an ink composition used in an electrowetting display device and an electrowetting display device employing the same. The ink composition used in the electrowetting display device includes a non-polar solvent and a modified hydrophobic pigment, wherein the modified hydrophobic pigment has a structure represented by Formula (I), of P-Gn wherein P is a pigment moiety, n is 1-4 and G is wherein R1 is a straight chain or a branched C4-20 alkyl group, or C5-20 cycloalkyl group.

Abstract: An ink set is provided which includes a first ink containing a first pigment, water, and a glycol ether having an HLB value, measured by Davies method, in the range of 4.2 to 8.0, and a second ink substantially not containing the glycol ether. The second ink contains a second pigment and water.

Abstract: A method of preparing a pigment includes, in order, the steps of: a) providing a pigment containing a nucleophile group under basic conditions; b) reacting the pigment with a compound according to Formula (I): wherein, X is a halogen atom or a tosylate group, and R1 and R2 independently represent an alkyl group; and c) hydrolyzing the R1-O bond and/or the R2-O bond. The obtained pigments can be used in non-aqueous pigment dispersions.

Abstract: A non-aqueous pigment ink which enables the ink repellency of the nozzle plate surface of the print head to be favorably maintained, while also enabling a superior image density to be obtained. The non-aqueous pigment ink includes a pigment, a pigment dispersant and a non-aqueous solvent, wherein the ink comprises a copolymer of vinylpyrrolidone and an alkene of 10 to 40 carbon atoms as the pigment dispersant, and also comprises a pigment derivative.

Abstract: A water-based ink for inkjet recording includes a self-dispersible pigment modified by phosphate group; water; a water-soluble organic solvent; a N-hydroxy cyclic imide compound; and at least one selected from the group consisting of boric acids, a chelate agent, a reducing sugar and a sugar alcohol.