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WO/2010/125903A1 |
Disclosed are: a yellow dye which has a color phase having a high contrast ratio suitable for inkjet recording, can produce recorded materials having high durability, and can be used for the preparation of an ink composition to provide a...
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WO/2010/038379A1 |
A water-soluble azo compound represented by formula (1) (wherein n represents an integer of 1-3; x represents an integer of 2-4; and group A represents a carboxy-substituted C1-C20 aliphatic amino group, a sulfo-substituted C1-C3 aliphat...
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WO/2009/154141A1 |
Disclosed is a water-soluble azo compound represented by formula (1) or a salt thereof, which functions as a yellow dye having a high print density suitable for inkjet recording. Matter recorded by using the water-soluble azo compound o...
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WO/2009/154142A1 |
Disclosed is a water-soluble azo compound represented by formula (1) or a salt thereof, which functions as a yellow dye having a high print density suitable for inkjet recording. Matter recorded by using the water-soluble azo compound o...
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WO/2009/066412A1 |
Disclosed is a water-soluble azo compound represented by the formula (1) below (wherein R represents an alkyl group having 1-4 carbon atoms, n represents 1 or 2, x represents an integer of 2-4 and y represents an integer of 2-11) or a sa...
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WO/2009/040318A2 |
The present invention relates to dyes of formula (1) where R1 to R12 are each as defined in claim 1, their preparation and their use.
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WO/2009/040355A2 |
The invention relates to the dyeing of keratin materials using dichromophore dyes with a carbonyl or heterocyclic linker. The invention relates to a dye composition comprising a dye with a carbonyl or heterocyclic linker, and to a dyeing...
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WO/2008/142989A1 |
Disclosed is a water-soluble azo compound represented by the formula (1) or a salt thereof. Also disclosed is an ink composition comprising the water-soluble azo compound or the salt thereof. The compound has a hue having high clearness ...
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WO/2008/053776A1 |
The invention relates to water-soluble azo compounds represented by the general formula (1) or salts thereof and ink compositions containing the same: (1) (wherein R is hydrogen, alkyl of 1 to 4 carbon atoms, alkoxy of 1 to 4 carbon atom...
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WO/2008/029097A1 |
A process for printing an image on a substrate comprising applying to the substrate an ink comprising a medium and a mono azo compound of Formula (1) or a salt thereof wherein: A and X are independently optionally substituted aryl or het...
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WO/2007/148035A1 |
A compound of Formula (1) or a salt thereof: wherein: A1 and A2 are each independently optionally substituted aryl; Q1 and Q2 are each independently an optionally substituted arylene or polycyclic heteroarylene group each comprising a ph...
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WO/2007/135361A2 |
Compounds of Formula (1) and salts thereof are claimed, along with their uses in ink jet printing: Formula (1) wherein: each R1 independently is a substituent other than hydrogen; n has a value of 0 to 6; and one of R2 and R3 is hydrogen...
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WO/2007/132152A2 |
A compound of Formula (1 ) or salt thereof: Formula (1 ) wherein: A1 and A2 are each independently optionally substituted aryl; Q1 and Q2 are each independently an optionally substituted arylene or polycyclic heteroarylene group each com...
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WO/2007/049366A1 |
This invention provides a water soluble azo compound for yellow represented as a free acid by formula (1): [Chemical formula 1] (1) wherein A represents a hydroxyl group, a morpholino group, an amino group, an optionally substituted alip...
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WO/2007/042767A2 |
A process for printing an image on a substrate comprising applying thereto by means of an ink jet printer an ink comprising a compound of Formula (1): wherein one of A and B is an optionally substituted heteroaryl group containing a ring...
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WO/2007/023733A1 |
An azo compound represented by the following formula (I) or a salt thereof; a polarizing film which comprises a polarizing film base containing the azo compound or salt; and a liquid-crystal display employing the polarizing film. (The sy...
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WO/2007/020719A1 |
Water-soluble azo compounds whose free acid forms are represented by the general formula (1); and ink compositions containing the same: [Chemical formula 1] (1) (wherein A is hydroxyl, morpholino, amino, an optionally substituted aliphat...
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WO/2007/012828A2 |
A compound of Formula (1), or a salt thereof, wherein: A1is optionally substituted phenyl; A2 is optionally substituted aryl; Q1 and Q2 are each independently an optionally substituted phenylene ring which is para connected to the -N=N- ...
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WO/2006/131530A1 |
Dye of the formula (I) where Ra is -C6H5-subst ituted C1-C4-alkyl, Rb is methoxy or ethoxy Rc is methyl or ethyl, its preparation and also the use of this dye in dye mixtures.
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WO/2006/112173A1 |
A novel benzophenone type polymerizable dye having a urethane bond; a process for producing the same; and an ophthalmic lens material containing the polymerizable dye. There are provided benzophenone type polymerizable dyes of the genera...
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WO/2006/025568A1 |
Disclosed is an inkjet ink containing at least a colorant which is composed of at least one material selected from the group consisting of C. I. Direct Yellow 86, C. I. Acid Yellow 23, C. I. Direct Yellow 173, C. I. Direct Yellow 132 and...
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WO/2006/003893A1 |
Disclosed is an azo compound represented by the following general formula (1). (In the formula, R1 and R2 independently represent a hydroxy group or a polymerizable functional group selected from the group consisting of (meth)acryloyl gr...
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WO/2006/001274A1 |
An azo compound represented by the following formula (1) (wherein R1 represents hydrogen, hydroxy, carboxy, C1-4 alkyl optionally substituted by hydroxy or C1-4 alkoxy, etc.; and A represents an aliphatic amine residue having carboxy or ...
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WO/2005/113683A1 |
Compounds of the general formula (I) (FORMULA SEE ENCLOSED PAPER COPY) a process for their preparation and their use for dyeing and/or printing organic substrates.
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WO/2005/106542A1 |
Disclosed is an optical film, comprising a direct dye having absorption wavelength ranging from 550 to 600 nm. The optical film improves color purity by effectively blocking neon light, which is generated during driving of a flat panel d...
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WO/2005/095522A2 |
Disclosed are azo dyes of formula (1) , wherein R1 is hydrogen; C1-C14alkyl; hydroxy- C1-C14alkyl; C2-C14alkenyl; a radical of formula (1a) -(CH2)n1-O-(CH2)n2-CH3; a radical of formula (1b) C10aryl; or C6-C10aryl-C1-C6alkyl; R3 is hydrog...
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WO/2005/073323A1 |
Disclosed are novel dyestuff of the formula (I), wherein all substituents are defined in the claims. These dyestuffs are useful for printing or dyeing subtrates, especially textile fibre materials, paper and papery substrates and plastic...
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WO/2005/047397A1 |
The invention introduces a super molecular structure permanent red BBC pigment that is light stabilizing and heat stabilizing mode and intercalating method thereof. In order to improve light resistance and heat resistance of an organic p...
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WO/2005/035667A1 |
An anisotropic dye film of high dichroism. There is provided an anisotropic dye film having a cycle (d), ascribed to molecular lamination, of 3.445Å or less and a lamination length (L) of 105Å or more. Preferably, this anisotropic dye ...
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WO/2005/033211A1 |
An azo compound which is reduced in the copper ion content and exhibits hue and clarity suitable for ink jet recording and which can give records having excellent light fastness, water resistance, and moistureproofness, and such ozone re...
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WO/2005/007752A1 |
[PROBLEMS] To provide an ink composition which, when applied as an ink-jet recording liquid to plain paper and processed glossy paper, assumes a bright yellow color and gives a print excellent in light resistance, gas resistance, and fas...
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WO/2005/005551A1 |
The present invention refers to azacalixarenes of the formula (I) wherein each T independently is a 1,3,5-triazine ring, optionally substituted; each A independently is an optionally substituted aromatic or heteroaromatic ring-based unit...
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WO/2004/055121A1 |
A recording liquid which, when used in water-based ink-jet recording on either plain paper or exclusive paper, can give a clear print and which is excellent in recorded-image density, light resistance, unsusceptibility to indoor color ch...
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WO/2004/044058A1 |
The present invention relates to dyes of formula (I) wherein R1, is 2-methoxyethyl, 2-ethoxyethyl or 2-(2-ethoxyethoxy)ethyl, R2 is C1,-C6alkyl which is unsubstituted or substituted by one or more hydroxy groups, halogen atoms, C1,-C4alk...
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WO/2004/035690A1 |
The present invention relates to novel dyestuffs of formula (I) wherein the substituents have the meanings defined in the claims, the production of such dyestuffs, the use of these dyestuffs and material dyed or printed by such dyestuffs.
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WO/2004/033559A1 |
A compound of Formula (1) and salts thereof; wherein: R1 and R3 are each independently H or optionally substituted alkyl; R2 is optionally substituted alkyl; Y is OH, C02H, S03H or P03H2; and n and m each independently have a value of 0 ...
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WO/2004/026964A1 |
A yellow dye composition, liquid dye composition, and ink composition which each contains compounds represented by the formulae (1) and (2): (1) (2) wherein M and L each represents hydrogen, an alkali metal, alkaline earth metal, cation ...
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WO/2004/024827A1 |
The process for preparing a specific azo compound in the present invention is capable of synthesizing a specific azo compound safely at a low cost and in a high purity, which is a process for preparing a compound represented by the formu...
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WO/2004/013233A1 |
Anionic monoazo dyes of the formula (1) in which A represents a 1- or 2-naphthyl residue, which is substituted by a total of one or two sulphonic and/or carboxylic acid groups, R1 represents hydrogen or C1-C4alkyl, each D1 and D2, indepe...
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WO/2004/013232A1 |
Trisazo compounds represented by the general formulae (1-1) and (1-2) or salts thereof; and ink compositions containing the same: (1-1) (1-2) (wherein R1 is hydrogen, C1-4 alkyl, or C1-4 alkoxy; and A is a group represented by the genera...
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WO/2004/007618A1 |
A composition comprising a liquid medium and a compound of Formula (1) or a salt thereof: wherein m is 1 or 2; n is 1 or 2; and x is 2 to 4. Also claimed are compounds and printing processes.
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WO/2004/007619A1 |
A compound of Formula (1) where in: A1 and A2 are each independently optionally substituted phenyl or naphthyl; each Q independently is optionally substituted phenylene; each R1 independently is H or optionally substituted alkyl; R2 is H...
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WO/2003/072657A1 |
A process for the preparation of certain cationic azo compounds is described, as well as the use thereof for dyeing keratin−containing fibres, especially human hair, in which specific cationic azo dyes are used.
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WO/2003/052007A1 |
Disclosed are dyestuff mixtures for printing recording materials, especially textile fibre materials, paper and papery substrates and plastic films and plastic, as well as compositions suitable for ink−jet printing comprising a dyestuf...
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WO/2003/052006A1 |
Disclosed are novel dyestuff for printing recording materials, especially textile fibre materials, paper and papery substrates and plastic films and plastic transparencies by the inkjet printing process of the formula (I) wherein all sub...
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WO/2003/029363A1 |
A water−color ink is provided which contains a compound having in the molecule one or more structures represented by the general formula (1) or a salt thereof and exhibits a clear hue and excellent fastnesses to light and moisture: (1)...
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WO/2003/010239A1 |
The present invention relates to novel compounds of the formulae [insert formula here] A, D¿1?, D¿2?, R¿1? and n are as defined in the description the compounds being in an internal or external salt form, or mixtures of compounds (1) ...
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WO/2002/100834A1 |
The invention concerns a dyeing composition for keratinous fibres, in particular human keratinous fibres and more particularly hair, comprising a dicationic diazo dye of formula (I), as well as the dyeing composition using same. The inve...
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WO/2002/096994A1 |
The invention relates to basic mono- and bisazo compounds according to formula (I), wherein all substituents are defined as in Claim 1, their production, their use as dyestuffs as well as material dyed with these dyestuffs.
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WO/2002/090447A1 |
A mesogenic, crosslinkable mixture comprising at least one polymerisable liquid crystal and at least one polymerisable dichroic dye of the general formula (I) wherein A represents a dichroic residue exhibiting at least partial absorption...
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