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8182598 |
Violet colorant for colour filters, inks for ink-jet electrophotographic toners and developers and e-inks
The invention relates to the use of a pigment preparation comprising a) a dioxazine compound of the formula (I) as base pigment and b) a dioxazine compound of the formula (II) as pigment dispersant...
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8177861 |
AZO pigment, pigment dispersion containing the AZO pigment, and coloring composition
An azo pigment of formula (1), a tautomer of the azo pigment, or a salt or hydrate thereof, are provided: G0 and G1 each is a non-metal atomic group which can form a 5- or 6-membered heterocyclic...
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8177899 |
Non-aqueous pigment ink
A non-aqueous pigment ink comprising a pigment, a pigment dispersant and a non-aqueous solvent, wherein the non-aqueous solvent comprises an alcohol solvent, a fatty acid ester solvent and a...
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8172910 |
Azo pigment, process for producing azo pigment, and dispersion and coloring composition containing azo pigment
An object of the invention is to provide an azo pigment having extremely good dispersibility and dispersion stability and having excellent hue and tinctorial strength and, preferably, having a long...
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8173226 |
Polymerizable compound, polymer, ink composition, printed articles and inkjet recording method
A polymerizable compound represented by the following formula (1): wherein, in the formula (1), R1 represents any one of a hydrogen atom, a substituted alkyl group, and an unsubstituted alkyl...
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8172933 |
Ink set
An ink set includes a cyan ink composition containing C.I. pigment blue 15:6 or C.I. pigment blue 60 as a pigment and a magenta ink composition containing at least one quinacridone pigment selected...
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8167992 |
Dispersant and compositions thereof
A composition comprising a particulate Solid, an organic medium and a compound with an alkyleneoxy compound with an inorganic acidic polar head group (Z), wherein the compound is defined by Formula...
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8167990 |
Ingestible or nutritional liquid ink composition for ink jet printing
Nutritional or ingestible ink composition for ink jet printing comprising: a binder comprising at least 0.5% by weight, with respect to the total weight of the ink, of at least one zein; a solvent...
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8163075 |
Inks comprising modified pigments and methods for making and using the same
An ink composition that includes a self-dispersing pigment that has about 0.02 to about 1.0 mMoles of S and about 0.2 to about 2.0 mMoles of active hydrogen per gram of pigment, water, and an...
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8163076 |
Ink jet recording method, recorded product, ink composition for ink jet recording, ink set, ink cartridge, and ink jet recording apparatus
An ink-jet recording method includes ejecting a droplet of an ink composition containing a metal pigment and optically transparent spherical particles with an ink-jet recording apparatus, the ink...
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8158693 |
Process for preparing stable pigmented curable solid inks
A process for preparing a radiation curable solid ink composition wherein a solid pigment and dispersant are added to a molten solid monomer including (a) heating a monomer that is solid at room...
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8147604 |
Modified pigment containing inkjet ink compositions having a reduced conductivity increase
The present invention relates to a modified pigment comprising a pigment having attached at least one salt of a geminal bisphosphonic acid group or partial esters thereof, as well as to dispersions...
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8142560 |
Ink set, and ink jet recording method using the ink set
An ink set including two or more kinds of ink compositions including at least a black ink composition and a color ink composition, in which the black ink composition includes a self-dispersion type...
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8137019 |
Ink composition for writing instrument and writing instrument
The ink composition for a writing instrument has an aqueous component containing water, a thixotropic agent, a polyhydric alcohol and a pigment, dispersed in an oil component having dyes and...
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8133311 |
Pigment dipsersions comprising functionalized non-polymeric dispersants
The present invention relates to pigment dispersions comprising a liquid vehicle, a pigment, and a non-polymeric dispersant comprising at least one functional groups. Various embodiments of the...
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8133312 |
Dispersion of a water-insoluble colorant, production method thereof, recording liquid, ink set, printed article, image-forming method and image-forming apparatus using the same
A dispersion having particles of a water-insoluble colorant containing at least two kinds of pigments dispersed with a dispersing agent in a medium containing water, wherein the water-insoluble...
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8128848 |
Diketopyrrolopyrrole pigment composition for use in color filters
The invention relates to a pigment composition that is composed of compounds of formulas (I), (II) and (III), is characterized by a average particle size d50 ranging from 10 to 60 nm, less than 5%...
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8128745 |
Emulsion ink and method for producing same
An emulsion ink capable of generating a printed image quality having favorable print density and a favorable matte finish. A water-in-oil emulsion ink having an oil phase and a water phase, wherein...
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8119042 |
Diketopyrrolopyrrole cocrystals
The invention relates to cocrystals of compounds of the formulae (I), (II) and (III), obtainable by reacting 1 mol of a succinic diester with 2 mol of a mixture of nitriles A-CN and B—CN, where A...
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8118922 |
Pigmented phase change inks containing low molecular weight quaternary ammonium salt dispersants
A pigmented phase change ink composition comprising an ink vehicle, a dispersant, and pigment particles wherein the dispersant is a chemical compound of formula: wherein R1 is an alkyl group, aryl...
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8110611 |
Composition for image recording, image recording ink set, and recording apparatus
A composition for image recording includes a curable material that is curable by an external stimulus, and an oil absorbing material.
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8109622 |
Recording ink, ink cartridge, inkjet recording method, and inkjet recording apparatus
The present invention provides a recording ink including a composite pigment particle, a water-soluble solvent, and water, wherein the composite pigment particle is a primary particle coated with a...
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8110034 |
Ink set, and ink jet recording method using the ink set
An ink set for ink jet recording that realizes a satisfactory image in addition to high color-developing ability, high ejection stability, and high recover ability from clogging is provided. An ink...
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8105428 |
Solventless universal colorants
A method of preparing a universal base composition disclosed which consists of milling a pigment in a resin that is soluble in both water and organic solvent and wherein the resin contains both...
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8105429 |
Ink set, ink jet recording method, recorded matter, and ink jet recording apparatus
An ink set includes an oil-based ink composition containing a metallic pigment; and at least one oil-based ink composition selected from the group consisting of a chromatic color ink composition...
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8097075 |
Ink set, ink jet recording method, recorded matter, and ink jet recording apparatus
An ink set includes an oil-based ink composition containing a metallic pigment; and at least one oil-based ink composition selected from the group consisting of a chromatic color ink composition...
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8097661 |
Ink compositions and methods
A radiation-curable gel ink with reduced syneresis. The inks include a curable monomer, an organic gellant, a gel-forming wax, an optional photoinitiator, and an optional colorant. Also disclosed...
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8092583 |
Ink set
An ink set includes a cyan ink composition containing C.I. pigment blue 15:6 or C.I. pigment blue 60 as a pigment and a magenta ink composition containing at least one quinacridone pigment selected...
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8088207 |
Eleven-color printing ink set and method of use
An eleven-color printing ink set and method of use including an eleven-color ink set including a cyan ink with coordinates of L*=55, a*=−28, and b*=−43; a magenta ink with coordinates of L*=48, a*=...
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8084090 |
Aqueous ink for inkjet recording
The present invention relates to (1) a water dispersion for ink-jet printing which includes a self-dispersible pigment (A) containing a salt-forming group and polymer particles (B) containing a...
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8083810 |
Azo compound, azo pigment, dispersion containing the azo compound or azo pigment, coloring composition, ink for inkjet recording, ink tank for inkjet recording, inkjet recording method and recorded material
To provide an azo pigment excellent in coloristic characteristics such as tinctorial strength and hue and at the same time, excellent in the durability such as light fastness and ozone resistance,...
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8080066 |
Azo compounds, azo pigments, and dispersion, coloring composition and ink for inkjet recording containing the azo compounds or azo pigments, ink tank for inkjet recording, inkjet recording method, and recorded products
An azo pigment represented by the general formula (1), a tautomer, salt, or hydrate thereof: whereinR1, R2, R3, Y, Z, and G each independently represents a hydrogen atom or a substituent, n...
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8080067 |
Azo pigment composition, production process of azo pigment composition, dispersion containing azo pigment composition, coloring composition and ink for inkjet recording
To provide an azo pigment composition exhibiting very good hue and light fastness and having excellent tinctorial strength (color density) and preferably further provide an azo pigment composition...
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8075124 |
Liquid cartridge containing a recording liquid having a pH of over 4 and under 6
An ink containing a hydrophobic colloid charged with a positive zeta potential when the pH of the ink is within a range of over 4 and under 6. Silicon or silicon compound can be limited from being...
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8075122 |
Inkjet ink set
An inkjet ink set includes eleven colored inks and a surface enhancing ink. The eleven colored inks include a magenta ink, a light magenta ink, a yellow ink, a cyan ink, a light cyan ink, a medium...
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8075125 |
Liquid spraying cartridge containing a recording liquid having a pH of over 4 and under 6
An ink containing a hydrophobic colloid charged with a positive zeta potential when the pH of the ink is within a range of over 4 and under 6. Silicon or silicon compound can be limited from being...
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8066808 |
Ink set for ink-jet recording
An ink set for ink-jet recording includes a plurality of color inks, wherein the following formulae (a) to (d) are satisfied. Light OD reduction rate (X %)=[(A−B)/A]×100 (a) Ozone OD reduction ra...
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8062412 |
Water-based ink for ink-jet recording, ink cartridge and ink-jet recording apparatus
A water-based ink for ink-jet recording includes a self-dispersing pigment, water, a water-soluble organic solvent, and an acetylene glycol surfactant. An amount of the self-dispersing pigment...
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8052786 |
Amphoteric pigment dispersion containing ink formulations, methods of using ink formulations, and systems using ink formulations
Ink-jet ink sets, pigment-based ink formulations, methods of printing, and methods of enhancing print quality, are disclosed. One exemplary ink-jet ink set, among others, includes a pigment-based...
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8045167 |
Determining solid concentration of an ink
The present disclosure is drawn to methods, devices, and systems for determining solid content of inks, including a device comprising a chamber configured to hold an ink sample having ionic...
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8043423 |
Pigment dispersion liquid, ink jet recording ink, ink jet recording method, ink cartridge and ink jet recording apparatus
A pigment dispersion liquid capable of stably recording images having high fastness and excellent quality for a long term in any cases has been provided. A pigment dispersion liquid mainly...
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8038783 |
Ink set, recording method, and recording apparatus
An ink set includes a cyan ink composition containing C.I. pigment blue 15:6 as a pigment; a magenta ink composition containing a quinacridone pigment selected from the group consisting of C.I....
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8034174 |
Diarylide yellow pigments
A diarylide yellow pigment formed by a coupling reaction of a benzidine and a mixture comprising 4-chloro-2,5-dimethoxy-acetoacetanilide and 2,4-dimethyl-acetoacetanilide. The diarylide yellow...
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8030373 |
Pigment distribution system and method of encapsulating pigment
Provided is a pigment distribution system. The pigment distribution system includes a pigment encapsulated by physically adsorbing a diblock copolymer to the pigment. The diblock copolymer is...
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8026361 |
Isoindoline pigments
Isoindoline pigments of the general formula I in which the variables are defined as follows: R1 is C1-C4-alkyl;R2 is hydrogen or C1-C4-alkyl, whose value expressing ease of dispersion in LDPE is...
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8022117 |
Non-aqueous pigment dispersions containing specific dispersion synergists
A non-aqueous pigment dispersion includes a color pigment, a polymeric dispersant, and a dispersion synergist wherein the molecular weight of the anionic part of the dispersion synergist containing...
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8016931 |
Ink set
An ink set including at least three colors of inks of yellow ink with a hue angle ∠H°, as defined in CIELAB color space on a recording medium, in the range of about 80° to about 110°, magenta ink ...
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8016930 |
Magenta ink composition, ink cartridge, and recording system and recorded matter using the same
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...
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8016932 |
Aqueous ink, ink set, image forming method and image forming apparatus
An aqueous ink used together with a black ink containing a self-dispersion pigment, wherein the aqueous ink contains a reactive component for destabilizing the dispersion state of the...
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8011777 |
Ink set, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus
An ink set includes a combination of a first ink and a second ink, the first ink containing a self-dispersion pigment having at least one hydrophilic group directly or through another atomic group...
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