Abstract: An oil-based ink contains at least a dye and an organic solvent, wherein the dye is contained by an amount ranging from 0.1 to 20 mass % relative to the total amount of the ink, and the organic solvent contains a five-membered heterocyclic compound having a C?O bond or a phosphoric acid ester by an amount ranging from 50 to 99 mass % relative to the total amount of the ink.

Abstract: A cyan ink for inkjet recording comprising at least one of a phthalocyanine compound represented by Formula (1) and a phthalocyanine compound represented by Formula (2), Z being represented by Formula (3):

Abstract: A sulfonated dye salt of formula (II): wherein M is Ga(A1); A1 is an axial ligand selected from the group consisting of: —OH and halogen; and Z1+, Z2+, Z3+ and Z4+ are independently selected from the group consisting of: H and an ammonium cation including 3 or more hydroxyl groups. At least one of Z1+, Z2+, Z3+ and Z4+ is the ammonium cation. Such salts exhibit reduced kogation in thermal bubble-forming inkjet printheads.

Abstract: An arylidene-pyrazolone dye of the following formula (1): wherein R1, R2, R3, R4 and R5 each independently represent a monovalent substituent; n indicates an integer of from 0 to 4; when n is 2 or more, plural R3's may be the same or different; and R1 and R2 may bond to each other to form a cyclic structure.

Abstract: A black color material includes a squarylium compound represented by the following formula (1); and a blue color material:

Abstract: A mixture of dyes and salts thereof comprising: (a) dyes of Formula (1) and salts thereof: wherein: R1 is optionally substituted C1-8alkyl; R2 is H or methyl; R3 is H or optionally substituted C1-4alkyl; L is optionally substituted C1-4alkyl; y is 1 to 3; z is 1 to 3; and y+z is 2 to 4: and (b) an acid triphenylmethane dye and salts thereof: wherein the ratio of the components (a) and (b) is in the range of from 95:5 to 5:95 parts by weight.

Abstract: The present invention provides a water-based black ink for ink-jet recording, containing a coloring agent and water. The coloring agent contains a yellow dye, a magenta dye, and a cyan dye. The yellow dye contains a dye (Y) represented by the following general formula (1). The magenta dye contains a dye (M) represented by the following general formula (2). The cyan dye contains a phthalocyanine dye (C). The dye (Y), the dye (M), and the phthalocyanine dye (C) are blended so as to satisfy the following conditions (a) and (b).

Abstract: An inkjet ink set including at least a black ink, a cyan ink, a magenta ink, and a yellow ink. Each of the inks includes at least a water-soluble dye, water and a water-soluble solvent including a specific alkoxypropionamide compound. The cyan, magenta and yellow inks has a S/W ratio of not less than 1.5 and not greater than 3.5, wherein S represents the content of the water-soluble solvent in each ink, and W represents the content of water in each ink, and the black ink has a S/W ratio of not less than 1.0 and less than 1.5, wherein S represents the content of the water-soluble solvent in the black ink, and W represents the content of water in the black ink.

Abstract: A process for preparing azaphthalocyanine or metallo-azaphthalocyanine dyes Also novel compounds, inks, printing processes, printed materials (including color filters) and ink-jet cartridges.

Abstract: Phthalocyanine dyes represented by the general structures (I) to (IV) and inkjet ink formulation including the phthalocyanine dyes.

Abstract: The present invention relates to a disperse dye mixture containing (a) two or more disperse dyestuffs of the formula (I) or (b) one or more disperse dyestuffs of the formula (I) and one or more other disperse dyestuffs. The invention also relates to their process of preparation and their use.

Abstract: Mixed phthalocyanine and naphthalocyanine water-soluble dyes with near-infrared absorption comprise four isoindole units linked together in a large ring to form a phthalocyanine macrocycle. At least one benzene ring is linked to an isoindole unit and at least one naphthalene ring is linked to another isoindole unit. The remaining two isoindole units each have a benzene ring or a naphthalene ring linked thereto, in any combination. A metal atom is optionally complexed to the phthalocyanine macrocycle.

Abstract: Polyphenylated phthalocyanine water-soluble dyes with near-infrared absorption comprise four isoindole units linked together in a large ring to form a phthalocyanine macrocycle, with either four anthracenyl groups or four naphthacenyl groups each linked to an isoindole, and a metal atom optionally complexed to the phthalocyanine macrocycle.

Abstract: Phthalocyanine dyes, naphthalocyanine dyes, and/or bridged phthalocyanine/naphthalocyanine dyes represented by one of the general structures I to XVII, inkjet ink formulation comprising said dyes, and detection systems using said dyes are disclosed and described.

Abstract: A water-soluble phthalocyanine dye or naphthalocyanine dye with near-infrared absorption comprises at least one complexed unit. Each unit comprises a phthalocyanine or a naphthalocyanine moiety and a metal atom complexed thereto and having a valency of at least three, with two valencies complexed to the phthalocynanine ring or the naphthalocyanine ring, each unit joined to another through a fused ring, at least one valency attached to water-soluble axial ligands. The dyes to may be employed in inkjet inks in conjunction with colorants.

Abstract: A water-soluble phthalocyanine dye or naphthalocyanine dye with near-infrared absorption comprises at least one complexed unit. Each unit comprises a phthalocyanine or a naphthalocyanine moiety and, optionally, a metal atom complexed thereto and, if present, having a valency of from 1 to 5, with two valencies complexed to the phthalocynanine ring or the naphthalocyanine ring. Each unit has two linker moieties on opposite sides or adjacent sides of the unit, wherein water-soluble groups are present on at least one of the linkers, on the metal atom, and optionally on the phthalocyanine or naphthalocyanine moiety.

Abstract: The present disclosure includes naphthalocyanine dyes or fused naphthalocyanine dyes represented by one of the general structures I to XV; inkjet ink formulations including the naphthalocyanine dyes; and a detection system (300) including the dyes.

Abstract: Nano-sized phthalocyanine pigment particles include a phthalocyanine chromogen structure as the main component, and a substituted soluble metal-phthalocyanine dye as a minor component that is associated non-covalently with the phthalocyanine chromogen structure, wherein the presence of one or more sterically bulky substituents on the substituted soluble metal-phthalocyanine dye limits an extent of pigment particle growth and aggregation, to afford nano-sized pigment particles.

Abstract: An ink set is provided and includes at least a yellow ink composition, a magenta ink composition, and a cyan ink composition, wherein the yellow ink composition contains as a colorant at least one selected from the group consisting of a compound represented by formula (Y-I) and a salt thereof. where R4 represents a monovalent group; R5 represents —OR6 or —NHR7; each of R6 and R7 represents a hydrogen atom or a monovalent group; X3 represents a divalent linking group; n3 represents 0 or 1; Ar3 represents a divalent heterocyclic group; and Ar4 represents an alkyl group, an aryl group, or a monovalent triazine ring group.

Abstract: A curable sublimation marking material including at least one curable component and at least one sublimation colorant. Also disclosed is a transfer printing method including applying a curable sublimation marking material in a desired pattern onto a transfer substrate to form an image on the transfer substrate at a first temperature which is below the sublimation temperature of the sublimation colorant; wherein the curable sublimation marking material comprises at least one curable component and at least one sublimation colorant; curing the image on the transfer substrate; and optionally, bringing the transfer substrate into contact with a final image-receiving substrate, optionally applying pressure, and heating to a second temperature which is sufficient to cause the sublimation colorant to sublime and form a permanent image on the final image-receiving substrate.

Abstract: A method of formulating an aqueous ink having minimal visible coloration. The method includes the steps of: providing an aqueous ink formulation containing a sulfonated water-soluble IR-absorbing naphthalocyanine dye having a central metal atom moiety; and adjusting a pH of the formulation to a pH value in the range of 4 to 6.5 so as to minimize visible coloration of the formulation.

Abstract: A solvent-based ink composition for a thermal inkjet printhead. The ink composition comprises: (a) 20-80 wt. % of a compound of formula (A); wherein: R1 is C1-6 alkyl; and each of R2, R3 and R4 is independently selected from H, C1-6 alkyl, halogen, OH, and C1-6 alkoxy; (b) 10-70 wt. % of a C1-6 alcohol; and (c) 0.01-25 wt. % of a colorant.

Abstract: Compositions and methods for printing on specialty media are disclosed. The methods comprise the steps of providing a fixing fluid, providing a dye- or pigment-based ink-jet ink containing an effective amount of a polyvinyl(alcohol-acetate) species, jetting the fixing fluid onto the specialty media forming a coated substrate, and jetting the ink-jet ink onto the coated substrate. Additionally, a gelled printed image on a substrate is disclosed comprising a fixing fluid containing a fixing agent and an aqueous ink-jet ink containing a polyvinyl(alcohol-acetate) species. In both the method and with respect to the image, the polyvinyl(alcohol-acetate) species used can be a known species, or one of a number of new graft copolymers containing a polyvinyl(alcohol-acetate) polymer as one of the constituents of the copolymer.

Abstract: Disclosed is a phase change ink composition comprising a phase change ink carrier and a colorant compound of the formula wherein X1, X2, X3, and X4 each, independently of the others, are —S—, —S(?O)—, or —S(?O)2—, R1, R2, R3, and R4 each, independently of the others, are alkyl, aryl, arylalkyl, or alkylaryl, R1?, R2?, R3?, and R4? each, independently of the others, are substituents, n1, n2, n3, and n4 each, independently of the others, are 0, 1, 2, or 3, and M is an atom or group of atoms capable of bonding to the central cavity of a phthalocyanine molecule, wherein axial ligands optionally can be attached to M. Also disclosed is a radiation curable ink composition comprising (a) an ink vehicle, said ink vehicle comprising at least one radically curable monomer compound, and this colorant compound.

Abstract: An ink composition includes a colorant represented by the following formula (I); water; a guanidine-based compound; and a colorless water-soluble planar compound having more than ten delocalized ?-electrons within one molecule: wherein Pc represents a (k+l+m+n)-valent phthalocyanine nucleus represented by the following formula (II); wherein the symbols in the formulae (I) and (II) are defined in the specification.

Abstract: An ink composition includes a colorant represented by the following formula (I); water; a guanidine-based compound; and a colorless water-soluble planar compound having more than ten delocalized ?-electrons within one molecule: wherein the symbols in the formula (I) are defined in the specification.

Abstract: An ink composition includes a colorant represented by the following formula (I); water; a guanidine-based compound; and a colorless water-soluble planar compound having more than ten delocalized ?-electrons within one molecule: wherein the symbols in the formula (I) are defined in the specification.

Abstract: A salt of a sulfonated dye comprising an ammonium cation as a counterion. The ammonium cation comprises at least 3 hydroxyl groups. The salt is useful in reducing kogation in thermal inkjet printheads. One example of these salts is the compound of formula (II): wherein M is Ga(OH); and each of Z1+, Z2+, Z3+ and Z4+ is protonated 2,2-bis(hydroxymethyl)-2,2?,2?-nitrilotriethanol.

Abstract: Azaphthalocyanine compounds of Formula (1) and salts thereof: wherein: MAzPc represents a azaphthalocyanine nucleus of formula (A): M is 2H, Cu or Ni; each P is independently CH or N; R1, R2 are independently H or optionally substituted alkyl; R3 is optionally substituted hydrocarbyl; y is greater than 0 and less than 4; z is greater than 0 and less than 4; and the sum of y+z is in the range of from 1 to 4; 15 provided that at least one P is N in any one of the four component rings of the azaphthalocyanine nucleus. Also compositions, inks, printing processes, printed materials and ink-jet cartridges.

Abstract: An ink jet ink is provided which contains at least a coloring material and a water-soluble organic solvent, where the water-soluble organic solvent contains a branched alkanediol having hydroxyl groups at both terminals of its main chain and at least one of a compound represented by the following general formula (1) and a compound represented by the following general formula (2): R1-[A]-R2??General formula (1)

Abstract: A method of formulating an aqueous ink having minimal visible coloration. The method includes the steps of: providing an aqueous ink formulation containing a sulfonated water-soluble IR-absorbing naphthalocyanine dye having a central metal atom moiety; and adjusting a pH of the formulation to a pH value in the range of 4 to 6.5 so as to minimize visible coloration of the formulation.

Abstract: The present invention relates to phthalocyanine compound of poly cross-linking type which is represented with the below formula 1 and is useful for preventing forgery and alternation due to a rapid velocity being responded to a gamma ray of Neutron, and an ink composition comprising it. wherein, M1 and M2 are any one selected from a group consisted of a metal, a metal oxide or a metal halide respectively and may be same or different, R is a hydrogen atom, a halogen atom, a hydroxyl group, an amino group, a hydroxysulfonyl group, an aminosulfonyl group, or an alky group having a substituent group having from 1 to 20 carbon atoms, and n is an integer of 0˜3.

Abstract: An aqueous formulation comprises a sulfonated water-soluble IR-absorbing naphthalocyanine dye having a central metal atom moiety. A pH of the formulation is in the range of 4 to 6.5, which minimizes visibility of the formulation.

Abstract: A mixture of azaphthalocyanine compounds of Formula (1) and salts thereof: wherein: M is 2H, Cu or Ni; each P is independently CH or N; R1 is H or optionally substituted C1-4alkyl; R2 is H or optionally substituted C1-8alkyl; R3 is H or optionally substituted hydrocarbyl; and R4 is optionally substituted hydrocarbyl; or R3 and R4 together with the nitrogen atom to which they are attached represent an optionally substituted heterocyclic ring system; x is greater than 0 and less than 4; y is greater than 0 and less than 4; z is greater than 0 and less than 4; the sum of x+y+z is in the range of from 1 to 4 and provided that at least one P is N and that no more than two P groups in any one of the four component rings of the azaphthalocyanine nucleus are N. Also compositions, inks, printing processes, printed materials and ink-jet cartridges.

Abstract: A substrate having an inkjet ink disposed thereon. The ink comprises an IR-absorbing naphthalocyanine dye of formula (I): wherein: M is a metal group; R1 and R2 are selected from the group consisting of: H and C1-12 alkoxy; W is selected from the group consisting of: a sulfonic acid group or a salt thereof; and a sulfonamide group; n1 is 0, 1, 2 or 3; n2 is 0, 1, 2 or 3; n3 is 0, 1, 2 or 3; and n4 is 0, 1, 2 or 3; provided that at least one of n1, n2, n3 or n4 is greater than 0. n4 is 0, 1, 2 or 3; provided that at least one of n1, n2, n3 or n4 is greater than 0.

Abstract: A water-based ink for ink-jet recording includes a coloring agent, water, and a water-soluble organic solvent. The coloring agent includes the following a dye (1) and a dye (2). dye (1): a dye represented by the general formula (1) dye (2): at least one dye selected from the group consisting of dyes represented by the general formula (2a), dyes represented by the general formula (2b), C. I. Direct Blue 199, and C. I.

Abstract: Phthalocyanine dyes represented by the general structures (I) to (IV) and inkjet ink formulation including the phthalocyanine dyes.

Abstract: Compounds of Formula (1) and salts thereof: wherein: M is 2H, Si, a metal, an oxymetal group, a hydroxymetal group or a halometal group; Pc represents a phthalocyanine nucleus of formula; R1 is optionally substituted alkyl other than methyl: R2 is H, optionally substituted alkyl or optionally substituted aryl; R3 is H, optionally substituted alkyl or optionally substituted aryl; R4 is a group comprising a heterocycle and an ionisable group; L is a direct bond or a divalent linking group; x is 0.1 to 3.8; y is 0.1 to 3.8; and z is 0.1 to 3.8. Also compositions, inks, printed material and in-jet processes and cartridges.

Abstract: Phthalocyanine dyes, naphthalocyanine dyes, and/or bridged phthalocyanine/naphthalocyanine dyes represented by one of the general structures I to XVII, inkjet ink formulation comprising said dyes, and detection systems using said dyes are disclosed and described.

Abstract: Polyphenylated phthalocyanine water-soluble dyes with near-infrared absorption comprise four isoindole units linked together in a large ring to form a phthalocyanine macrocycle, with either four anthracenyl groups or four naphthacenyl groups each linked to an isoindole, and a metal atom optionally complexed to the phthalocyanine macrocycle.

Abstract: Mixed phthalocyanine and naphthalocyanine water-soluble dyes with near-infrared absorption comprise four isoindole units linked together in a large ring to form a phthalocyanine macrocycle. At least one benzene ring is linked to an isoindole unit and at least one naphthalene ring is linked to another isoindole unit. The remaining two isoindole units each have a benzene ring or a naphthalene ring linked thereto, in any combination. A metal atom is optionally complexed to the phthalocyanine macrocycle.

Abstract: Printing inks for offset and/or letterpress printing which comprise NIR absorbers, and solubility of the NIR absorber in the printing ink is at least 0.1% by weight. NIR absorbers consisting of cyanine cation with an anion which has long-chain alkyl or aralkyl groups. Use of such printing inks for printing processes in which the curing of the printing ink is promoted by using IR lasers. NIR absorbers comprising a cyanine cation with an anion which has long-chain alkyl or aralkyl groups.

Abstract: The present invention relates to an aqueous solution composition (water-based ink composition) containing a water-soluble naphthalocyanine coloring matter represented by the following formula (1): wherein, M represents a hydrogen atom, a metal atom, a metal oxide, a metal hydroxide or a metal halide, X represents a carbonyl group or a sulfonyl group, W1 to W4 are each independently a hydrogen atom, an ionic hydrophilic group or the like, at least one of W1 to W4 is a group other than a hydrogen atom, and n represents an integer number of 1 to 24, respectively, or a salt thereof, and a novel naphthalocyanine coloring matter, and said compound is useful as a near-infrared ray absorbent because it has a high absorption in the near-infrared region, and it is useful as a near-infrared ray absorbing water-based ink because it has an excellent storage stability in aqueous solution.

Abstract: An IR-absorbing naphthalocyanine dye of formula (I): wherein M is Ga(A1); A1 is selected from the group consisting of: OH and halogen; and W is a sulfonic acid group or salts thereof.

Abstract: An aqueous formulation comprises a sulfonated water-soluble IR-absorbing naphthalocyanine dye having a central metal atom moiety. A pH of the formulation is in the range of 4 to 6.5, which minimizes visibility of the formulation.

Abstract: The present invention relates to cyan dye-based inkjet inks having improved permanence when jetted onto porous photo media. The inkjet ink includes a copper phthalocyanine dye having sulfonylamine groups, at least three co-solvents comprising about 18% to about 24% of the composition of the ink by weight, a penetrant, at least one wetting agent, and water.

Abstract: Problem: To improve clogging and ink droplet deflection. Solving Means: An ink composition comprising at least water, a colorant and an aromatic compound having a carboxyl group, which contains at least one member selected from the group consisting of a sodium ion, a potassium ion and an ammonium ion and also contains a lithium ion. Alternatively, an ink composition comprising at least water, a specific cyan dye and an aromatic compound having a carboxyl group, which contains a lithium ion and also contains a sodium ion and/or a potassium ion.

Abstract: Phthalocyanine dyes of general formula (II) and, in particular, of general formula (III) wherein R1-R8, R9-R12, Me, M, m, n, o and p are as described in the specification, are excellent photosensitizers for the preparation of pharmaceutical compositions for photodynamic therapy or photo diagnostics.

Abstract: The present invention provides an inkjet ink comprising an IR-absorbing naphthalocyanine dye of formula (I): wherein M is selected from Si(A1)(A2), Ge(A1)(A2), Ga(A1), Mg, Al(A1), TiO, Ti(A1)(A2), ZrO, Zr(A1)(A2), VO, V(A1)(A2), Mn, Mn(A1), Fe, Fe(A1), Co, Ni, Cu, Zn, Sn, Sn(A1)(A2), Pb, Pb(A1)(A2), Pd and Pt; A1 and A2 are axial ligands, which may be the same or different, and are selected from —OH, halogen or —OR3; R1 and R2 are selected from H or C1-12 alkoxy; R3 is selected from C1-12 alkyl, C5-12 aryl, C5-12 arylalkyl or Si(Rx)(Ry)(Rz); and Rx, Ry and Rz may be the same or different and are selected from C1-12 alkyl, C5-12 aryl, C5-12 arylalkyl, C1-12 alkoxy, C5-12 aryloxy or C5-12 arylalkoxy; W is selected from a sulfonic acid group (including salts thereof) or a sulfonamide group; n1 is 0, 1, 2 or 3; n2 is 0, 1, 2 or 3; n3 is 0, 1, 2 or 3; n4 is 0, 1, 2 or 3; provided that at least one of n1, n2, n3 or n4 is greater than 0.

Abstract: Dye-based gray ink formulations, ink-jet ink sets, and methods of making a dye-based gray ink formulation, are disclosed.