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7387667 |
Black dye composition and black ink composition
The present invention relates to a black dye composition, comprising:
(a) a compound of the following formula (I),
(b) a compound of the following formula (II),
...
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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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7384463 |
Phase change ink containing amphiphilic molecule
Phase change ink comprising an ink vehicle that includes at least one amphiphilic molecule. The amphiphilic molecule is capable of co-crystallizing into the at least one wax monomer to form...
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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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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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7374605 |
Printing ink applying to various textile materials, the process for preparing it and the printing method using it
The present invention relates to an inkjet printing ink which has good color developing property and fastness and a broad color gamut in printing various textile materials such as polyesters,...
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7368008 |
Ink set, inkjet recording apparatus comprising the ink set, and method of forming image using the ink set
An ink set, an inkjet recording apparatus including the ink set, and a method of forming an image using the ink set include a black ink composition comprising a first colorant, water, and a first...
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7364611 |
Fast drying coatings
Novel, rapidly drying, low volatile organic compound (VOC), minimal dot gain coatings, (including lithographic ink and varnish systems) are herein described. These systems dry sufficiently rapidly,...
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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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7350912 |
Method for printing a substrate with ink drops, and ink composition
In a method for printing a substrate which is provided with a polymeric ink-receiving layer with ink drops according to the “drop-on-demand” principle, using an ink jet printing device, the...
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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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7332023 |
Dye-based ink compositions
Disclosed is an ink composition that includes a colorant; a water-soluble organic solvent; and a penetrant, where the penetrant may be a hydroxylated pentane. Also disclosed is an ink composition...
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7329314 |
Ink for ink-jet recording
An ink for ink-jet recording includes a solvent dye in which a xanthene structure and a phthalide structure are spiro bound to each other. When the ink is stored in an ink cartridge containing a...
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7323045 |
Magenta ink composition
Objects of the present invention are to provide a magenta ink composition having good light-fastness and gas resistance, and excellent moisture resistance and clogging resistance, and to provide a...
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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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7303616 |
Ink composition, ink jet recording method and recorded article
It is an object of the present invention to provide an ink composition using a metal phthalocyanine type cyan dye, according to which the indoor storability (gas resistance) of images created using...
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7297201 |
Indelible ink jet ink composition
Disclosed is an ink jet ink composition that forms indelible images on porous or semiporous substrates. The ink composition comprises a liquid carrier, a first colorant that is soluble in the...
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7297194 |
Ink jet ink and ink jet recording method
Ink jet ink which sufficiently suppresses curling phenomenon of printed matters and satisfies ejection stability, the ink comprising at least water, a colorant, a water-soluble organic compound 1 ...
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7296885 |
Liquid composition for ink jet, ink set for ink jet, ink jet recording method and ink jet recording apparatus
It is an object to provide a liquid composition for ink jet which contains at least an organic acid having an acid dissociation constant pKa of 4.5 or less, a water-soluble solvent, and water,...
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7294184 |
Ink jet ink, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus
Provided is an ink jet ink containing a coloring material having a buffer region in an ink use range, the ink jet ink being capable of suppressing the occurrence of the deterioration (dissolution)...
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7288143 |
Water-based ink, ink tank having the same, and ink-jet recording process
A water-based ink containing a water-soluble dimer coloring material having a molecular structure having two chromophores and being symmetrical via a decomposable linking group, a water-soluble...
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7288142 |
Black dyes composition for ink-jet inks
The present invention relates to a black dyes composition for ink-jet printing ink comprising (A) a compound of the following formula (I)
wherein, R 1 is —SO 2 CH 2 CH 2 OSO 3 H or —SO 2...
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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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7279034 |
Ink composition, ink cartridge, inkjet recording method, and recorded matter
It is an object of the present invention to provide an ink composition with which the indoor storage stability (gas resistance) of an image produced with an ink composition featuring a...
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7276111 |
Ink composition, inkjet recording method and recorded matter
An object of the present invention is to provide an ink composition that can improve the preservation characteristics (gas fastness) of an image produced by an ink composition which uses...
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7264664 |
Ink composition, recording method and recorded image utilizing the same, ink set and ink head
An ink composition is manufactured to contain a surfactant having difference d 1 (σ 10 −γ) which is difference between dynamic surface tension (σ 10 ) of the solution obtained by making 0.1...
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7264662 |
Ink sets for ink-jet ink imaging
The present invention is drawn to ink sets ink-jet imaging, including ink sets having six ink-jet inks. In one embodiment, the ink set can comprise a black ink including a first organic solvent...
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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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7247198 |
Water base for ink-jet recording and ink-jet recording method
A water base ink for ink-jet recording to be used for an ink-jet recording apparatus having an ink-jet head comprises a self-dispersing type coloring agent, water, and a water-soluble organic...
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7247197 |
Water base ink for ink-jet recording and method for preparing water base ink for ink-jet recording
A water base ink for ink-jet recording is provided, which is excellent in time-dependent stability of ink characteristics, which can be stably jetted over a long period of time, and which makes it...
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7247196 |
Ink jet black ink, ink set, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus
To provide an ink jet black ink which has a favorable tint for ink jet black ink, provides high ozone fastness, a high image density, and high sticking recovery property, and is capable of...
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7247193 |
Ink, ink set, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus
A second ink to be used in combination with a first ink for use in an ink jet recording apparatus having a first opening to which the first ink is supplied, a second opening to which the second ink...
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7247192 |
Water base ink for ink-jet recording
A water base ink for ink-jet recording is provided, which makes it possible to secure a high recording quality with a sharp image area edge by avoiding any blurring even when recording is performed...
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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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7241335 |
Aqueous ink for ball point pens
The invention provides an aqueous ink composition for ball-point pens excellent in both the lubricity for an aqueous ballpoint pen tip and the bleed resistance of writing. The ink composition...
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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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7229488 |
Ink composition, ink cartridge including the same, and inkjet image forming apparatus including the ink cartridge
An ink composition includes a colorant, a solvent, and an amine alcohol compound represented by formula I
in which n is an integer and 0≦n≦9.
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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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7211132 |
Ink set
To provide an ink set capable of recording images with good ozone fastness on a recording medium, an ink set of the present invention comprises at least a yellow ink composition, a magenta ink...
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7208035 |
Ink set and ink jet recording method
An ink set comprising: at least two kinds of inks, each of the at least two kinds of inks having a common hue and different densities, and containing an aqueous medium and a dye, wherein each of...
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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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7201792 |
Water based ink composition for writing instrument
Provided is a water-based ink composition for a writing instrument comprising at least a colorant and water, wherein a nonionic high molecular surfactant having an alkylene oxide chain as a...
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7192476 |
Fluorescent water base ink for ink-jet recording
A fluorescent water base ink for ink-jet recording contains a fluorescent dye having a xanthene skeleton, and a glycol. In the fluorescent dye, the difference in hydrophilic index log P is not less...
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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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7189772 |
Polyurethane thickeners for aqueous systems
The invention provides for thickeners for inks and coating materials, comprising polyurethanes, water, viscosity regulators, and, if desired, organic solvents, wherein said viscosity regulators...
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7172648 |
Oil-base ballpoint ink composition and oily ballpoint pens
A ballpoint ink composition capable of preventing a blobbing phenomenon by controlling the volatility of the ink solvent to prevent extreme drying on the ball surface and control the internal...
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7169221 |
Water base ink for ink-jet recording
A water base ink for ink-jet recording contains 0.1% by weight to 4.0% by weight of C.I. Direct Yellow 132; not less than 0.5% by weight of glycol ether having a melting point of not more than...
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