Abstract: An inkjet ink set consisting of a black inkjet ink, a cyan inkjet ink and two inkjet inks A and B, optionally complemented by a white ink and/or a colourless ink, wherein the inkjet ink A has a hue angle H* between 70 and 85 and a chroma C* between 30 and 80; the inkjet ink B has a hue angle H* between 20 and 40 and a chroma C* between 30 and 80; and the CIE L* a* b* coordinates were determined on polyethylene coated white paper for a 2° observer under a D50 light source.

Abstract: An ink comprising a colorant, an organic solvent having a boiling point below 170° C. and a radiation-curable component of molecular weight >1000, wherein the ink contains less than 10 wt % of radiation-curable components of molecular weight 1000 or less and the ink contains less than 5 wt % water. The ink is particularly useful for printing packaging used for products intended for ingestion by humans or other animals.

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: The present invention relates to a pigment composition containing a pigment and chondroitin sulfate or its salt, in which a content of chondroitin sulfate or its salt is equal to or larger than 0.1 part by weight (pbw) over 1 pbw of the pigment, and such pigment composition is available in the use for drug medicines and the like, and exhibits better dispersibility.

Abstract: A method for preparing a surface modified organic pigment includes the steps of a) reacting the organic pigment in an aromatic hydrocarbon solvent with a surface modifying reagent to form a surface modified organic pigment; and b) washing and drying the surface modified organic pigment; wherein the surface modifying reagent is represented by Formula (I): wherein, X is selected from the group consisting of O, S and N—R3; Y is selected from the group consisting of —O and NR4; R1 to R4 are each independently selected from the group consisting of hydrogen, an alkyl group, an alkenyl group, an alkynyl group, a -aralkyl group, an alkaryl group, and an aryl group and s heteroaryl group; with the proviso that when Y—R1 is different from OH that at least one of R2 to R4 is substituted by at least one functional group having a pKa between 2.5 and 9.

Abstract: Provided is an aqueous ink capable of recording an image achieving a high level of both of color developability and lightfastness. The aqueous ink includes a first pigment and a second pigment. The first pigment is C.I. Pigment Yellow 213, and the second pigment is at least one selected from the group consisting of C.I. Pigment Yellows 93, 128, 138, 151, 155, 180, and 215. The content A (% by mass) of the first pigment and the content B (% by mass) of the second pigment based on a total mass of the ink satisfy a relationship of 0.1?A/(A+B)?0.9. The ink further includes a water-soluble organic solvent having an SP value (unit: (cal/cm3)1/2) determined by Fedors' method of 11.0 or more and 16.0 or less.

Abstract: A radiation curable solid ink composition comprising at least one curable wax that is curable by free radical polymerization; at least one monomer, oligomer, or prepolymer; at least one non-curable wax; at least one free-radical photoinitiator or photoinitiating moiety; and a colorant; wherein the components form a curable ink composition that is a solid at a first temperature of from about 20 to about 25° C.; and wherein the components form a liquid composition at a second temperature of greater than about 40° C.

Abstract: There is provided a water-based ink for ink-jet recording, including: a self-dispersible pigment; water; at least one compound A selected from the group consisting of a compound represented by a general formula (A1), a compound represented by a chemical formula (A2), and a compound represented by a general formula (A3); and at least one compound B selected from the group consisting of a compound represented by a general formula (B1), a compound represented by a chemical formula (B2), and a compound represented by a general formula (B3).

Abstract: A method for preparing a pigment dispersion includes milling a starting pigment dispersion containing a pigment and optionally a carrier and a dispersant with milling media having an average particle size of about 100 ?m or less, until a final pigment dispersion having at least one of a desired pigment average particle size and a desired pigment particle size distribution is obtained; optionally separating the milling media from the final pigment dispersion; and optionally diluting the final pigment dispersion to obtain a desired pigment particle concentration.

Abstract: A water-based ink for ink-jet recording includes a self-dispersible pigment modified with carboxylic acid group; water; di-2-ethylhexyl sulfosuccinic acid or salt thereof; and a compound represented by the following general formula (1):

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: It is an object of the present invention to provide an ink set which makes it possible to obtain recorded images that have a broad color reproduction range and a high saturation, as well as glossiness without conspicuous graininess caused by dot expression, and which in particular makes it possible to achieve an extreme suppression of graininess caused by dot expression in cases where the ink set is used on media that have a coating layer, and to obtain recorded images with extremely superior coloring characteristics in cases where the ink set is used on ordinary paper. The present invention provides an ink set comprising at least a yellow ink (Y), magenta ink (M), cyan ink (C) and red ink (R), wherein the L* values in the CIE-stipulated Lab display system of aqueous solutions of the respective inks diluted 1000 times by weight are in the following ranges: (Y): at least 89 but no more than 94, (M): at least 76 but no more than 93, (C): at least 74 and no more than 87, (R): at least 55 and no more than 74.

Abstract: An ink composition includes an aqueous dispersion of particles of a first material and separate particles of a second material. The first material contains an oxide, sulfide, or selenide of a magnetic metal. The ink is formulated to exhibit, after application to a solid substrate, a degree of metallic luster enhanced by the presence of the second material.

Abstract: Ink deposited on a substrate by an ink-jet arrangement to form a protective layer includes hardenable oligomer, hardenable monomer selected from a group including alkoxylated and/or poly-alkoxylated acrylic monomers comprising one or more di- or tri-acrylates, and a photoinitiator. The oligomer has a room temperature viscosity greater than 1 Pa·s. The oligomer to monomer weight ratio is between 1/6 and 1/25. The ink has a room temperature viscosity between 15 and 22 mPa·s and between 5 and 2 mPa·s at 60° C., and a room temperature surface tension between 15 and 28 mN/m. The photoinitiator is activated by a UV source having an appropriate wavelength and intensity.

Abstract: The present invention relates to effect pigments based on substrates having an outer coating comprising metal oxide, hydroxide and/or oxide hydrate and at least one organic coupling agent.

Abstract: An inkjet recording ink including: water; a first pigment dispersion; a second pigment dispersion; and a penetrating agent, wherein the first pigment dispersion includes oxidized carbon black CB-1 dispersed therein with a pH of the first pigment dispersion adjusted to 6 to 8 with an alkali metal hydroxide, where the oxidized carbon black CB-1 is oxidized with ozone and has a volatile content of 10% to 20% and a BET specific surface area of 90 m2/g to 150 m2/g, and the second pigment dispersion includes carbon black CB-2 dispersed therein with a naphthalene sulfonic acid-formalin condensate, where the carbon black CB-2 has an average particle diameter (D50) of 50 nm to 180 nm as measured by a dynamic light scattering method and a standard deviation of particle diameters of the carbon black CB-2 is equal to or lower than ½ of the average particle diameter.

Abstract: The present disclosure provides inkjet inks and associated methods and systems. In one example, an inkjet ink can comprise an ink vehicle and a colorant, wherein the ink vehicle includes an organic co-solvent, water, and from 0.0001 wt % to 0.1 wt % dextran based on the inkjet ink as a whole.

Abstract: A phase change ink composition including (a) an ink vehicle; (b) a dispersing agent; (c) a colorant; and (d) organic fiber shaped nanowhiskers, inorganic fiber shaped nanowhiskers, or a combination of organic and inorganic fiber shaped nanowhiskers, wherein the organic fiber shaped nanowhiskers, the inorganic fiber shaped nanowhiskers, or a combination thereof, are encapsulated or functionalized to enhance compatibility with the ink vehicle; and wherein the colorant and the organic fiber shaped nanowhiskers, the inorganic fiber shaped nanowhiskers, or combination of organic and inorganic fiber shaped nanowhiskers are substantially resistant to aggregation and settling in the ink vehicle.

Abstract: The present invention relates to colored reflective features, e.g., reflective security features or reflective decorative features, that optionally exhibit color shifting and to inks and processes for making such features. The features, as well as the inks optionally used to form the features, comprise nanoparticles and a colorant that preferably modifies a spectrum of light that is reflected by a reflective layer formed from the nanoparticles. The processes involve forming the features from one or more inks using a direct write printing process.

Abstract: An aqueous inkjet ink set for use in continuous inkjet printing comprising at least one cyan ink, at least one yellow ink, at least one magenta ink, and at least one black ink, wherein each ink of the ink set comprises dispersed pigment particles and at least one surfactant selected to provide a 10-ms dynamic surface tension of less than 54 mN/m for each ink. The invention relates to continuous ink jet printing of aqueous pigmented ink compositions recycled from main ink supply reservoirs, employing a printer with drop ejectors and a drop deflector and non-printing drop catchers capable of returning unprinted ink to the fluid delivery systems following the capture of non-printing drops. The pigmented ink jet ink compositions provide for particularly suitable fluid properties on the drop catcher face that minimize printing defects that can occur during drop deflection during the printing of high dynamic range images at high speed.

Abstract: Solvent-based inkjet ink formulations including an organic solvent, a resin, a surfactant, and a colorant are provided. The inks have many desirable attributes such as extended decap time.

Abstract: A production method of an aqueous pigment dispersion liquid of the present invention includes: a kneading step of kneading a mixture including (a) C. I. pigment violet 23, (b) a styrene-acrylic acid-based copolymer with an acid value of 50 to 300 mgKOH/g, (c) an alkali metal hydroxide, (d) water, and (e) a wetting agent, thereby producing a colored, kneaded material; and a dispersion step of dispersing the pigmented, kneaded material in an aqueous medium by using a dispersing machine with media, wherein the mass ratio of (b)/(a) in the kneading step is within a range of 0.15 to 0.45, the mass ratio of (d)/(a) in the first half of the kneading step is within a range of 0.04 to 0.42, and the change in viscosity of materials to be dispersed in the dispersion step is 10% or lower.

Abstract: There is provided a water-based ink for ink-jet recording including: a self-dispersible carbon black modified by carboxylic acid group; water; and a water-soluble organic solvent, wherein oxalate ion is contained in the water-based ink in a amount of not more than 45 ppm by weight.

Abstract: Ink compositions and methods of using the same are disclosed. An example ink composition includes an inkjet vehicle, from about 0.1 wt % to about 10 wt % of colorants, from about 0.01 wt % to about 10 wt % of anti-kogation agents, and from about 0.01 wt % to about 10 wt % of dispersed resin beads.

Abstract: An inkjet recording ink including a pigment dispersion liquid containing at least a first carbon black and a dispersant, a second carbon black, a penetrant, a wetting agent and water, wherein the first carbon black has an average particle diameter D50 of 70 nm to 180 nm as measured by a dynamic light scattering method and has a particle diameter standard deviation equal to or smaller than ½ of the average particle diameter, wherein the dispersant is a condensate of naphthalene sulfonic acid and formalin, wherein the second carbon black is carbon black coated with a resin, and wherein the penetrant is a 2-ethyl-1,3-hexandiol.

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: A treatment solution for ink-jet recording includes water; and basic amino acid or a salt thereof which is contained in the treatment solution in an amount of not less than 1% by weight.

Abstract: A pigment dispersion includes a color pigment and a polymeric dispersant having at least one pending chromophore group covalently bound to the polymeric backbone of the polymeric dispersant through a linking group, wherein the at least one pending chromophore group is a derivative from a color pigment selected from the group consisting of monoazo pigments, disazo pigments, ?-naphtol pigments, naphtol AS pigments, azo pigment lakes, benzimidazolone pigments, disazo condensation pigments, metal complex pigments, isoindolinone pigments, isoindolinine pigments, phthalocyanine pigments, quinacridone pigments, diketopyrrolo-pyrrole pigments, thioindigo pigments, anthraquinone pigments, anthrapyrimidine pigments, indanthrone pigments, flavanthrone pigments, pyranthrone pigments, anthanthrone pigments, isoviolanthrone pigments, aluminum pigment lakes, dioxazine pigments, triarylcarbonium pigments, and quinophthalone pigments; the at least one pending chromophore group is a chromophore group occurring as a side group

Abstract: Compositions, methods, apparatuses, kits, and combinations are described for permanently or temporarily re-designing, decorating, and/or re-coloring a surface. The compositions useful in the present disclosure include a décor product that is formulated to be applied and affixed to a surface. If desired, the décor product may be substantially removed from the surface before being affixed thereto. If a user desires to remove the décor product, the décor product is formulated to be removed by a number of methods including, for example, vacuuming, wet extraction, chemical application, and the like. If the user desires to affix the décor product to the surface in a permanent or semi-permanent manner, the décor product may be affixed to the surface by applying energy thereto in the form of, for example, heat, pressure, emitted waves, an emitted electrical field, a magnetic field, and/or a chemical.

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 cationic surfactant which is contained at 0.001% by weight to 0.05% by weight in the water-based ink for ink jet recording; 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 composition is disclosed which includes a pigment, self-dispersing resin particles including a hydrophilic constituent unit and a hydrophobic constituent unit, at least two nonionic surfactants including (a) a nonionic surfactant having an HLB of from 15 to 19 and (b) a nonionic surfactant having an HLB of from 10 to less than 15, a water-soluble organic solvent, and water. An ink set and an image forming method are also disclosed.

Abstract: A non-aqueous pigment ink that exhibits excellent color reproducibility and storage stability. The non-aqueous pigment ink contains two or more lake pigments and a non-aqueous solvent.

Abstract: To provide an inkjet recording ink, which contains water, a water-soluble organic solvent, a colorant, and a surfactant, wherein the colorant contains a surfactant-dispersible pigment (A) dispersed by the surfactant, and a resin-coated pigment (B), and wherein the surfactant is a surfactant selected from the group consisting of anionic surfactants represented by the following formula (1), and having HLB value of 12 or higher: R1—O—(CH2CH2O)m-A??(1) where R1 is a C2-C24 alkyl group, alkenyl group, alkylphenyl group, or alkylallyl group; A is —COOM1, —SO3M2, or —PO(OM3)OM4, where M1, M2 and M4 are each independently alkali metal, quaternary ammonium, quaternary phosphonium, or alkanolamine, and M3 is a hydrogen atom or R2(CH2CH2O)n with proviso that R2 is a C1-C4 alkyl group, alkenyl group, alkylphenyl group, or alkylallyl group, and n is an integer of 4 to 20; and m is and integer of 15 to 40.

Abstract: Compositions, methods, apparatuses, kits, and combinations are described for permanently or temporarily re-designing, decorating, and/or re-coloring a surface. The compositions useful in the present disclosure include a décor product that is formulated to be applied and affixed to a surface. If desired, the décor product may be substantially removed from the surface before being affixed thereto. If a user desires to remove the décor product, the décor product is formulated to be removed by a number of methods including, for example, vacuuming, wet extraction, chemical application, and the like. If the user desires to affix the décor product to the surface in a permanent or semi-permanent manner, the décor product may be affixed to the surface by applying energy thereto in the form of, for example, heat, pressure, emitted waves, an emitted electrical field, a magnetic field, and/or a chemical.

Abstract: There is provided a water-based ink for ink-jet recording, including: a self-dispersible pigment modified by sulfonic acid group; glycerol; diethylene glycol; a penetrant; and water, wherein the glycerol and the diethylene glycol satisfy the following condition (i): 0.01?DEG/(Gly+DEG)?0.11??(i) in the condition (i), Gly represents an amount of the glycerol in the water-based ink (% by weight); and DEG represents an amount of the diethylene glycol in the water-based ink (% by weight).

Abstract: A nano-pigment inkjet ink composition that has a low odor and is environmentally-friendly includes, based on total weight of the inkjet ink composition, from 1 to 10 percent by weight of N-ethyl pyrrolidone; from 1 to 20 percent by weight of propylene carbonate; from 50 to 80 percent by weight of a glycol ether solvent; a pigment that is a nano-pigment having a nano-particle size; a dispersant; a resin; a plasticizer; a surfactant; and from 0.1 to 3.0 percent by weight of an acidity regulator that is at least one cyclic tertiary amine compound. This inkjet ink composition meets both environmental and print quality requirements. The composition has a high flash point and includes raw materials having low toxicity and low odor. It has good storage stability, inkjet stability, and good print quality. Printhead nozzles are not easily clogged. The printed image has high gloss, scratch resistance, and weather resistance.

Abstract: This invention pertains to an ink for inkjet printing, in particular to an aqueous ink comprising a self-dispersing pigment colorant and certain soluble polymers which enhance print quality without compromising jetting performance.

Abstract: Particles colored with at least one colorant, where the colored glass particles are glass platelets with an average diameter of 1 to 500 ?m and the colorants at least include at least one of metallic nanoparticles and metal oxides. The glass platelets are planar and the colorants are present in a concentration from 1% to 55% by weight, based on the total weight of the colored glass platelets. The disclosure further relates to a method to a method for producing the colored glass particles and to the use thereof.

Abstract: The invention provides an ink composition comprising a colorant, water and wax particles, the wax particles comprising at least two kinds of wax; an ink set including the ink composition; and a method of forming an image using the ink composition.

Abstract: A phase change ink including an amorphous compound; a crystalline compound; an optional colorant; an optional synergist; an optional dispersant; and at least one polyhydroxyalkanoate compound of the formula wherein R is independently selected from the group consisting of a hydrogen atom, a hydrocarbon group, a heteroatom, and combinations thereof; wherein n represents the number of repeating units of from 1 to about 35,000; and wherein x represents an integer from 1 to about 5.

Abstract: The present disclosure relates to an ink composition for printing an outer layer of a laminate. The present disclosure provides an ink composition for printing on a laminate, comprising: a printing ink; and an additive; wherein the printing ink and the additive is in a ratio of 70:30 to 95:5 (wt/wt), and the additive is a translucent to transparent extender that reduces the pigment solid content in the ink composition by 50%-95%. The present disclosure further provides a process for printing the outer layer of a laminate including the seam area of the laminate with the ink composition, more preferably, for achieving a 360 degree printing effect over the laminated tube formed by the laminate.

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: Exemplary embodiments provide a phase change ink composition including at least a first semi-crystalline material having a high amorphous content; and at least a second semi-crystalline material having a high crystalline content, such that the phase change ink has a viscosity ranging from about 0.1 cps to about 15 cps at a temperature ranging from about 60° C. to about 145° C. and the phase change ink composition has excellent robustness when forming images or printing on a printing substrate.

Abstract: The present invention provides: an ink composition which contains at least a polymerizable compound, a photopolymerization initiator and a coloring material, and is free from an aqueous solvent, wherein the polymerizable compound comprises at least a urethane oligomer; a two-pack curing ink composition set comprising an ink composition containing a coloring material and a reaction liquid containing a photopolymerization initiator and capable of forming an image with an ink composition obtained by mixing the ink composition and the reaction liquid, wherein the ink composition after mixing contains at least a polymerizable compound, a photopolymerization initiator and a coloring material, and is free from an aqueous solvent, wherein the polymerizable compound comprises a urethane oligomer.

Abstract: An oil-based ink composition comprising a colorant, an organic solvent and a polymeric compound, and optionally an alkylamine ethylene oxide derivative as a pH adjusting agent, in which the pH of an aqueous phase is from 5.5 to 10, when ions in the ink composition are transferred to water. This oil-based ink composition prevents corrosion of a nozzle plate and is improved in storage stability, and thus can ensure printer reliability such as ink-jet stability obtainable even after long storage thereof, and can withstand outdoor service environments.

Abstract: Disclosed are a method for forming a metal oxide pattern and a method of manufacturing a thin film transistor using the patterned metal oxide. The method for forming a metal oxide pattern includes: preparing an ink composition including at least one metal oxide precursor or metal oxide nanoparticle, and a solvent; ejecting the ink composition on a substrate to form a pattern on the substrate; and photosintering the formed pattern. Herein, the metal oxide precursor is ionic.

Abstract: A method that includes applying a color enhancing composition to a substrate and drying the color enhancing composition, where the color enhancing composition includes a carrier fluid; chromatically selective scattering particles having a particle size distribution as measured by (weight average diameter)/(number average diameter) of less than or equal to 1.1; and an absorber of visible light.

Abstract: A free radical curable liquid for inkjet printing of food packaging materials includes no initiator or otherwise one or more initiators selected from the group consisting of non-polymeric di- or multifunctional initiators, oligomeric initiators, polymeric initiators, and polymerizable initiators; and a polymerizable composition of the liquid consists essentially of: a) 25-100 wt % of one or more polymerizable compounds A having at least one acrylate group G1 and at least one second ethylenically unsaturated polymerizable functional group G2 selected from the group consisting of a vinlyether group, an allylether group, and a allylester group; b) 0-55 wt % of one or more polymerizable compounds B selected from the group consisting of monofunctional acrylates and difunctional acrylates; and c) 0-55 wt % of one or more polymerizable compounds C selected from the group consisting of trifunctional acrylates, tetrafunctional acrylates, pentafunctional acrylates and hexafunctional acrylates.

Abstract: A dual color electronically addressable ink includes a non-polar carrier fluid; a first colorant of a first color; and a second colorant of a second color that is different than the first color. The first colorant includes a first particle core, and a first functional group attached to a surface of the particle core. The first functional group is capable of carrying a positive charge and is chosen from a base or a salt of the base. The second colorant includes a particle core, and a second functional group attached to a surface of the particle core. The second functional group is capable of carrying a negative charge and is chosen from an acid or a salt of the acid. The ink further includes an additive chosen from polyhydroxystearic amide salt, polyhydroxystearic acid, aromatic butyric acid, and combinations thereof.

Abstract: A light-cyan solid ink including an ink vehicle and a colorant. The colorant includes a cyan colorant, a hue-adjusting colorant that absorbs light having a wavelength of from about 500 to about 600 nm, and an optional shade-adjusting colorant that absorbs light having a wavelength of from about 400 to about 500 nm.