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WO/1994/009073A1 |
A dye of formula (1) wherein: A is isothiazolyl, benzoisothiazolyl, pyridoisothiazolyl, 1,2,4-thiadiazolyl or 1,3,4-thiadiazolyl; R1 is an optionally substituted branched chain alkyl group; R2 is an optionally substituted straight or bra...
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WO/1994/004539A1 |
Chromogenic reagents, and more particularly compounds which function as selective cation-sensitive dyes are disclosed. The compounds are of formula (II) wherein X is a chromophore; Y and Z are -CH2(CHR-O-CHR)nCH2- in which n is an intege...
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WO/1994/004123A1 |
The invention concerns 4-[4\'-[bis(beta-hydroxyethyl)amino]-phenylazo]-benzene sulphonic acid amides and hair-dyeing agents containing such compounds. The hair dyes proposed have a high resistance to acids and make it possible to produce...
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WO/1994/000518A1 |
Disclosed are dye mixtures containing 35 to 90 % by wt., relative to the weight of the dyes, of a dye of formula (I), in which n is 1 and R is C1-C4 alkyl, plus 10 to 65 % by wt., relative to the weight of the dyes, of a dye of formula (...
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WO/1993/025182A1 |
The invention concerns hair dyes containing at least one 4'-amino-2-halo-4-[bis-($g(b)-hydroxyethyl)amino]-azobenzene
. The hair dyes described have high resistance to acids and make it possible to produce a wide range of natural and fas...
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WO/1993/023006A1 |
Oxidation hair dye in cream form consisting of a carrier and a dye mixture dissolved therein, containing: (A) 10 to 30 wt. % of at least one fatty alcohol with 10 to 24 carbon atoms; (B) 0.2 to 6.0 wt. % of at least one diester of formul...
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WO/1993/023479A1 |
Azo dyes of formula (I) in which L?1¿ is hydrogen, C¿1?-C¿8? alkyl or phenyl, L?2¿ and L?3¿ are possibly substituted C¿1?-C¿8? alkyl or L?2¿ and L?3¿ together are a residue of formula (a) or (b) in which n is 0, 1 or 2, Y?1¿ an...
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WO/1993/015596A2 |
Nonlinear-optic (NLO) compositions containing functionalized merocyanine dyes, such that the molecules, comprising the NLO-active compositions have a functional group at each end of the molecule and each functional group differing in rea...
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WO/1993/013458A1 |
A photographic element is detailed which provides for improved resolution by decreasing the blue and ultraviolet radiation typically associated with internal scatter and print-through. These and other improvements are provided in a photo...
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WO/1993/012428A1 |
The invention provides compounds represented by formula (I), wherein Y is -(CH2)2[O(CH2)2]n- in which n is an integer from 1 to 6; Z is -N=N-Ar in which Ar is a substituted or unsubstituted aryl group; Q is hydrogen or an alkyl group hav...
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WO/1993/009468A1 |
A high resolution radiography system is presented utilizing an intensifying screen incorporating a UV emitting phosphor. The photographic element exhibits enhanced sensitivity to the emission of the phosphor and further comprises at leas...
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WO/1993/003100A1 |
A method and reagent for the colorimetric determination of magnesium in a fluid. The method comprises contacting a sample of the fluid with the reagent comprising the metallochromic dye substance, 2-(4,5-dihydroxy-2,7-disulpho-3-naphthyl...
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WO/1992/021064A1 |
A novel blocked filter dye comprises a new blocking group that (a) comprises two electrophilic groups, the least electrophilic of which is bonded directly or through a timing group to the filter dye group of the compound, (b) is capable ...
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WO/1992/017550A1 |
A biodegradable azo dye contains a nitrogen atom linked to an aromatic ring having a lignin-like substitution pattern. The ring is preferably a syringyl or guaiacol moiety, and provides a naturally-occurring structure for attack by micro...
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WO/1992/014791A1 |
Benzophenonazo dyes have formula (I), in which the A ring may be benzenically annelated and a benzenically annulated A ring may be bridged; m is 1 or 2; K stands for the residue of a coupling component; Y stands for hydrogen or arylazo; ...
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WO/1991/018057A1 |
A metal chelate compound between a monoazo compound of general formula (I) and a metal, wherein A represents a residue which forms a heterocycle together with the carbon and nitrogen atoms to which it is bonded, B represents a residue wh...
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WO/1991/014744A1 |
Monoazo pigments are provided which have improved properties achieved by incorporating certain azomethine compounds. The pigment compositions are prepared by reacting a primary amine-terminated alkylene oxide polymer and an acetoacetanil...
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WO/1991/013942A1 |
A metallizable orange azo dye for color filter arrays is disclosed. This dye is comprised of: a 3-pyridinol moiety substituted in the 2-position with a methyl group; and an aryl ring connected to the 6-position of the pyridinol moiety th...
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WO/1991/013941A1 |
The invention relates to monoazo and diazo compounds of formula (I) where D stands for a carbocyclic or heterocyclic diazo or bisdiazo constituent group, R?1� and R?2� each independently stand for a possibly substituted aryl or heter...
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WO/1991/008265A1 |
The description relates to azo compounds corresponding to formula (1) below, having fibre-reactive properties and making valuable dyes. They can dye hydroxy and/or carbonamide group-containing synthetic and natural materials, especially ...
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WO/1991/004488A1 |
A method and system for detecting solubilized compounds containing vicinal hydroxyl groups, in which a solution of interest is exposed to a dye compound whose optical properties undergo predictable change in relation to the concentration...
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WO/1991/004302A1 |
In high-temperature exhaustion dyeing of packages of synthetic fibre yarns, optical colouring cannot be achieved using coupling products of diazotized o- or p-toluidenes on 3-hydroxy-2-naphthoic acid-p-anisidide. Under critical condition...
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WO/1991/002772A1 |
Dispersed nonoazodyes are obtained by means of bromination of substituted nitrochlorobenzene of general formula (I), where X = H, NO2, Cl, Br, CN, amination of the obtained compound, subsequent diazotisation of 2-X-4-nitro-6-bromo-anilin...
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WO/1991/002254A1 |
A method and a system for quantitatively monitoring a chemical component dissolved in a liquid medium involve the creation, in a measurement chamber, of an interface zone between the liquid medium and an analytical reagent or reference s...
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WO/1990/015850A1 |
Azophenyl compounds of formula (I), wherein R1 is an o-, p-directing substituent; R2 is a substituted or unsubstituted beta-hydroxyalkyl group; R3 is an aromatic carbocyclic or heterocyclic group which is mono-or poly-cyclic and is subst...
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WO/1990/007436A1 |
The cover (T) for sun visor mirrors of motor vehicles is comprised of various rigid laminar plates (1, 2; 7, 8, 9) which are superimposed and interleaved one after the other in continuous and linked succession so that in an open position...
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WO/1989/010384A1 |
A method of producing a UV lightfast disperse dyestuff comprising selecting a disperse dyestuff having predetermined chromophoric groups, selecting a photostabilizer compound, designing a hybrid disperse dye molecular structure which con...
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WO/1989/006424A1 |
An optical head with a center axis (18) includes a grating coupler (8) formed on a circular region having its center coincident with the center axis (18), and the grating coupler (8) has concentric circular grooves or a spiral grove havi...
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WO/1988/004794A1 |
Solid particle dispersion of dyes of the formula: [D-(A)y]-Xn, where D is a chromophoric light-absorbing compound, which may or may not comprise an aromatic ring if y is not 0 and which comprises an aromatic ring if y is 0, A is an aroma...
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WO/1986/001815A1 |
Monoazo compounds which, in one of the possible tautomeric forms, correspond to formula (I), in free acid or salt form, in which K is one of the groups (II) or (III) and the symbols are as defined in the Specification, are suitable as dy...
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WO/1983/002452A1 |
Mixtures of dyes of the formula:$(10,)$wherein R is alkyl of 1-4 carbon atoms; R1 is H or alkyl of 1-4 carbon atoms; R2 is alkyl of 1-7 carbon atoms, or ethoxyethoxyethyl; R3 is H or methoxy; and R4 is H, methyl, or -NHCOCH3 wherein each...
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WO/1981/000570A1 |
A hydrogel implant article of significant softness, pliability and elasticity when dry as well as when wet consists of a random cross-linked copolymer of 2-hydroxyethyl acrylate and an alkyl acrylate. The acrylate hydrogel article is use...
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WO/1980/000570A1 |
Proposed halogen-containing azo dyes with fire-proof and antimicrobial properties have the following general formula.
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JP7451744B2 |
This invention relates to a laundry care composition comprising a laundry care ingredient and a polymeric thiophene hueing agent.
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JP2024035153A |
[Problem] To obtain pigment particles having a particle size suitable for achieving both high levels of image color development and light fastness even when used as a coloring material for inkjet ink, and having high organic purity. To p...
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JP2024033389A |
An object of the present invention is to provide an inkjet ink that can achieve both high color development and light fastness of images. [Solution] An inkjet ink containing CI Pigment Yellow 74 and a specific pigment derivative. [Select...
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JP2024030192A |
The present invention provides a pigment dispersion with improved tinting strength and a composition for forming a coating film containing each component of the pigment dispersion. [Solution] A pigment dispersion comprising a red organic...
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JP7423224B2 |
The present invention provides a pigment dispersion which has excellent dispersibility and storage stability. A pigment dispersion which is obtained by dispersing a compound represented by formula (1) and at least one pigment in a disper...
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JP7417430B2 |
To provide dispersion liquid for inkjet printing ink that can manufacture a dyed thing excellent in color rendering, can obtain the dyeing having high sublimation transfer efficiency, high concentration and high quality, in sublimation t...
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JP2023552934A |
This application relates to long Stokes shift chromenoquinoline dyes and their use as fluorescent labels. For example, these dyes can be used to label nucleotides for nucleic acid sequencing applications. Chromenoquinoline dyes have form...
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JP7401041B2 |
To provide an azo pigment composition that can improve the brightness and contrast of a color filter, and the printing concentration (color development) of printed matter by inkjet, and a method for producing the same.The present inventi...
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JP2023547797A |
The present invention relates to an organic molecule having a first chemical moiety having the structure of formula I and two second chemical moieties having the structure of formula II: [Formula 1] Chemical formula I [chemical 2] Chemic...
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JP2023155485A |
To provide a dye having good light fastness and used for various recording media, preferably for fiber, and further preferably for polyester fiber.The present invention provides a compound represented by the formula (1) in the figure. (I...
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JP7363887B2 |
The present invention provides a composition for forming an anisotropic dye film which enables the achievement of excellent optical performance, especially a sufficient dichroic ratio. A composition for forming an anisotropic dye film ac...
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JP2023140965A |
To provide: compounds with excellent heat resistance; and compositions, inks and toners containing the compounds; and intermediates of the compounds.A compound is represented by the formula (1) in the figure.SELECTED DRAWING: None
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JP7354669B2 |
To provide a display device with a color filter comprising thin green pixels portions and blue pixel portions having chromaticity adjusted to a predetermined value.An aspect of the present invention is a display device 1 comprising a lig...
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JP7350125B2 |
There is provided a compound represented by the following general formula (1).[Chem. 1] (X)(Z) (1)(in which, X represents a basic dye having at least one amino group having 0 to 20 carbon atoms which...
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JP2023540288A |
The present invention discloses a monoazo dichroic dye compound represented by the following chemical formula 1. In chemical formula 1, R3is a substituted or unsubstituted heterocyclic group having 1 to 20 carbon atoms. The monoazo dichr...
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JP7344710B2 |
To provide a dye having good light fastness and used for various recording media, preferably for fiber, and further preferably for polyester fiber.The present invention provides a compound represented by the formula (1) in the figure. (I...
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JP2023538587A |
The present invention is a water-soluble container suitable for receiving an additive or additive composition and filled with an additive or additive composition comprising at least one dye or at least one dye composition. wherein the wa...
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