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7387666 |
Black ink-jet inks
The present invention is drawn toward a black ink-jet ink, comprising a liquid vehicle and a black colorant solubilized or dispersed in the liquid vehicle. The liquid vehicle can include water, a...
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7384464 |
Ink jet and recording material
The present invention relates to an ink-jet ink, an ink-jet recording material or an ink-jet system containing at least one water-soluble hindered amine compound of the general formula (I):
...
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7381753 |
Inkjet ink composition
An inkjet ink composition having a binder including an aqueous dispersion of polymer particles, the polymer including, as polymerized units, (a) from 0 to 1 wt. % monoethylenically unsaturated acid...
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7377973 |
Water-based ink for ink-jet recording
A water-based ink for ink-jet recording contains water, a water-soluble organic solvent, a coloring agent and a crown ether. Even when the water-based ink is employed in the ink passage of an...
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7377972 |
Cosolvents in printing fluids
An aqueous printing fluid, comprising a cosolvent, the cosolvent or mixture of compounds comprising at least one inner salt compound having a sp 3 -hybridized nitrogen cation and an associated...
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7374608 |
Ink for ink jet recording, ink jet recording method, ink cartridge and ink jet recording apparatus
An ink for ink jet recording which is used for an ink jet printer in which at least a portion of a member being in contact with the ink is formed by any one of a borosilicate glass, a soda lime...
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7355044 |
Self-assembling dyes
A novel dye according to formula (I):
capable of self-assembling thus forming supra-molecular structures. These self-assembling dyes may be advantageously used in an ink-jet ink for improving...
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7351278 |
Additive for high optical density inkjet ink
This invention pertains to an aqueous inkjet ink with a certain chelator additive, inkjet ink sets based on this aqueous inkjet ink, and to a method of printing with these inks and ink sets,...
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7347891 |
Water base ink set for ink-jet recording and method for producing the same
A water base ink set for ink-jet recording includes a black ink containing water, a black pigment and a water-soluble organic solvent and a color ink containing water, a dye, and a water-soluble...
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7335249 |
Water base ink set for ink-jet recording
A water base ink set for ink-jet recording includes a black ink containing a negatively charged self-dispersing black pigment and a water-soluble polyvalent alcohol alkyl ether; and a yellow ink...
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7314510 |
Ink jet liquid composition and ink jet recording method
The present invention provides an ink jet liquid composition including chitosan and a non-volatile organic acid. The non-volatile organic acid preferably has two or more carboxyl groups and a...
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7311767 |
Processes for preparing phase change inks
Processes for preparing phase change inks comprising admixing (a) a phase change ink carrier; (b) a colorant of the formula
or mixtures thereof, wherein M 1 , z, A 1 , R 1 , R 2 , R 3 , R 4 , R...
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7306664 |
Ink-jet recording ink, ink-jet recording method, and ink-jet recording apparatus
An ink jet recording ink containing water and a coloring material, wherein the ink jet recording ink further contains an ethylenediamine compound represented by Formula (I):
wherein R1, R2, R3...
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7303615 |
Colorant material, and water dispersion, ink, ink tank, recording unit, recording apparatus and recording method using the same
There is provided a colorant material comprising a compound represented by at least one of the following general formulas (1) and (2) as a first colorant compound and at least one of a water...
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7294183 |
Activating agents for use with reactive colorants in inkjet printing of textiles
An inkjet ink having an increased shelf life. The inkjet ink comprises an ink vehicle and a reactive colorant. The reactive colorant is nonreactive with water,thereby increasing the shelf life of...
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7291213 |
Ink composition and inkjet recording method
An ink composition comprising: a coloring agent having an oxidation potential of more electropositive than 1.0V (vs SCE); a water; a guanidine compound; and a surfactant, the ink composition to be...
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7291212 |
Ink and ink set for ink jet printing and method of ink jet printing
An inkjet recording ink composition comprising an aqueous medium having dissolved and/or dispersed therein at least one dye, wherein at least one betaine-type surfactant is contained in the ink...
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7285160 |
Ink jet ink composition for wetness indication
Disclosed is an ink composition which is suitable for ink jet printing and comprising an organic solvent, for example, methanol, a water-soluble resin, a water-soluble dye, and optionally a...
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7270700 |
Magenta dyes and inks for use in ink-jet printing
A composition comprising: (a) a compound of Formula (1)
wherein:
R 1 , R 2 , R 3 and R 4 independently are substituents; m and p independently are 0 to 3; and n and q independently are...
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7256222 |
Radiation-curable ink composition and image recording method
To provide a radiation-curable ink composition that can form a high-quality image on not only liquid absorbing materials to be recorded but also non-liquid absorbing materials to be recorded, is...
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7250077 |
Ink composition for inkjet recording, ink cartridge and recording apparatus
An aggregation stabilizer is further added to an ink composition for inkjet recording which contains a colorant, a humectant, water, and a water-soluble substance that is condensation-polymerized...
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7247606 |
Branched reaction products
A compound of formula:
wherein each R group independently is C 6 -C 10 arylene group, a straight or branched chain C 2 -C ° alkylene group optionally containing an arylene group, or a C 4 -C...
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7244299 |
Ink jet recording ink, ink jet recording method, ink cartridge, and ink jet recording apparatus
An ink jet recording ink comprising at least a copper phthalocyanine dye represented by the following general formula (1) and a compound represented by the following general formula (2):
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7241719 |
Thermal yellow donor and dyes
Disclosed is a dye combination and thermal dye transfer imaging element and imaging method comprising a yellow dye donor containing a combination of two or more yellow dyes, the combination of dyes...
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RE39700 |
Ink additives for improved ink-jet performance
Oxo anions (both singly and multiply charged), such as phosphates, polyphosphates, and phosphate esters, serve as additives, and in the case of cationic dyes, may serve as replacement counter-ions,...
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7229489 |
Water-color ink composition
A water-color ink with which a high print quality can be obtained on ordinary paper, recycled paper or coated paper, and which has excellent storage stability. The water-color ink includes at least...
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7226647 |
Permanent fixation of dyes to surface-modified inorganic particulate-coated media
Systems and methods for producing permanent ink-jet images are provided. In one embodiment, a system comprises a media substrate coated with a porous media coating, wherein the porous media coating...
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7223805 |
Light-resistive dispersant and ink composition containing the same
A 2-methoxyphenol derivative may be used as an ultraviolet (UV) light absorbing dispersant and, an ink composition may include the 2-methoxyphenol derivative as a light-resistant dispersant. The...
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7220301 |
Ink, ink-jet recording process, recorded article, recording unit, ink cartridge, ink-jet recording apparatus fluorescence enhancing method and method of elongating life time of fluorescence
Disclosed herein is an ink comprising
(i) first and second organic compounds which are incompatible with each other; (ii) at least one of a compound exhibiting fluorescence properties and a...
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7220300 |
Phase change inks containing bis(urea-urethane) compounds
Disclosed is a phase change ink composition comprising a phase change ink carrier and a bis(urea-urethane) compound of the formula
wherein R 1 and R 1 ′ each, independently of the other, is...
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7204872 |
Versatile water-soluble dye-based ink-jet inks
The present invention is drawn to a pigment-free ink-jet ink and method of producing a printed image. The ink-jet ink can comprise an aqueous liquid vehicle including...
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7198665 |
Ink jet black ink, ink set, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus
It is an object of the present invention to provide a black ink for an ink jet which possesses preferable color as a black ink for an ink jet, can attain high ozone resistance, high image density...
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7192472 |
Inkjet ink composition
The instant invention pertains to an inkjet ink composition comprising a soluble colorant and a vehicle, wherein the vehicle comprises an aqueous continuous phase and a microemulsified oil phase....
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7164036 |
Benzophenone compound and ink composition including the same
A benzophenone compound, and an ink composition that includes the benzophenone compound can absorb UV light, and thus improve lightfastness of images produced with the ink composition containing...
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7157601 |
Alkylated urea and triaminotriazine compounds and phase change inks containing same
Compounds of the formulae
wherein Z is —OR 1 , —SR 1 , —NR 1 R 2 , Y is —OR 3 , —SR 3 , or —NR 3 R 4 , at least one of R 1 , R 2 , R 3 , R 4 , R 5 , and R 6 is hydrogen, at least...
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7156907 |
Multimeric dye structures
The present invention is drawn to multimeric dyes, ink-jet inks, and systems that can be used to print images having good water fastness and humid fastness, as well as good color characteristics....
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7147696 |
Fluorescent water base ink for ink-jet recording
A fluorescent water base ink for ink-jet recording to be used for an ink-jet printer contains water, a pigment, a compound having primary or secondary amide group, and a fluorescent dye represented...
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7141107 |
Water color ink for ink jet recording
The present invention is relative with a water color ink suited for ink jet printing for plain paper. The dry viscosity, the dynamic surface tension at 10 ms and the dynamic surface tension at 1000...
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7141106 |
Ink jet printing composition comprising a dye containing hydrazine or hydrazide
A composition comprising:
(a) a liquid medium; and (b) a compound comprising one or more chromophoric groups and one or more hydrazine or hydrazide groups;
wherein the liquid medium...
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7125448 |
Non-aqueous ink jet ink for imaging a lithographic printing plate
A non-aqueous ink jet ink for printing lithographic printing plates. The formulation provides for ink jet printing using a solvent based ink in a drop on demand printer. The ink exhibits excellent...
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7125442 |
Lightfast additive having UV-absorbing moiety and ink composition including the same
A lightfast additive and an ink composition including the same include a benzophenone moiety for lightfastness and a moiety for wettability and the ability to stabilize a colorant, wherein the two...
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7108742 |
Ink compositions containing lanthanide complexes
The invention relates to an ink composition containing (a) a compound of formula (I), L m −Ln 3+ (Ch − ) n (I), wherein Ln represents a lanthanide, CH − is a negatively charged ligand...
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7097699 |
Composition for printing recording materials
A composition for printing recording materials comprising a) at least one temporarily water-soluble dye with one SO 2 CH 2 COOM group being present in the molecule; b) water or a medium including a...
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7094277 |
Counterion use for reduction of decap and for improvement of durability of inkjet images
A dye for ink-jet printing on both hydrophilic and hydrophobic papers. The dye includes a chromophore tonically coupled to a counterion. One of the chromophore and the counterion includes a...
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7083667 |
Colorant compound, ink, ink tank, recording unit, recording apparatus and recording process
Disclosed herein is a colorant compound represented by the following general formula (1):
wherein R 1 and R 2 are the same or different from each other and denote a linear alkyl group having...
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7083666 |
Inkjet ink, production method of inkjet ink, inkjet ink set and inkjet recording method
An inkjet ink comprising a dye, water, a water-soluble organic solvent and a betaine compound, wherein the total weight of inorganic ions in the ink is 2 wt % or less based on the ink.
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7077894 |
Inkjet ink set and inkjet recording method
An inkjet ink set comprising at least two inks, wherein at least one ink contains a betaine compound and at least one other ink contains a nonionic surfactant.
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7066993 |
Colorant composition
The invention relates to a colorant composition that substantially comprises a colorant of formula (1) and a colorant formula (2) or (3). The magenta colorant mixture is advantageously used in...
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7066990 |
Ink jet ink and recording material
The present invention relates to an ink jet ink, an ink jet recording material or an ink jet system comprising at least one compound selected from the group consisting of a) the dialkyl...
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7052536 |
Water-based ink
There is provided a water-based ink that gives good coloration and little blurring on regular paper, gives adequate coloration on specialist paper, and has good fixability, and further gives...
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