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WO/2002/072721A1 |
The invention relates to ink for an ink jet, said ink containing a dye which is linked to a polymer skeleton. The inventive ink is characterised in that the dye is an azomethine dye, an indoaniline dye or an azo dye; and the polymer is a...
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WO/2002/066562A1 |
This invention relates to new fluorescent or non-fluorescent dye compounds having a terminal hydroxy, carboxylic acid/ester or amino group and a process for their preparation. The invention further discloses a process of reacting said co...
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WO/2002/066483A1 |
This invention relates to copolymer compositions having pigment like properties, comprising a fluorescent or non-fluorescent dye attached to a polymer chain by a spacer having a chain length of C3 or longer.The invention also provides fo...
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WO/2002/062796A1 |
The epindolidione compounds of the general formula (I) in which A', R¿2? and A have the meanings given in claim 1, are outstanding pigments which are notable in particular for better migration, light and solvent fastnesses, better heat ...
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WO/2002/062802A1 |
A functional organic material useful in or as a light absorber or luminescent agent; and uses thereof. The material is a coumarin derivative having a specific structure and specific properties. The light absorber and luminescent agent ea...
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WO/2002/057536A1 |
Use of pigments according to formula (I) (formula see on enclosed paper version) wherein the substituents have the meanings as defined in claim 1 for dyeing semisynthetic or synthetic hydrophobic fiber materials in aqueous media as well ...
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WO/2002/055646A1 |
The invention relates to an optical brightener mixture (W) comprising optical brighteners (A) of formula (Ia), and (B) of formula (Ib) and optionally (C) of formula (Ic) as defined herein, their concentrated aqueous solutions (S), their ...
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WO/2002/055609A2 |
The invention relates to indole and indoline based hybrid dyes and indole and indoline based hybrid dye intermediate products having a structure (I): X - S - Y; wherein X represents a group which is derived from a derivative of indole or...
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WO/2002/050190A1 |
The invention provides materials having spectral characteristics, light resistance, solubility and thermal decomposition characteristics suitable for DVD-R recording, more specifically, squarylium-metal complexes represented by the gener...
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WO/2002/022094A1 |
The invention relates to the use of 4-nitro-benzo-2,1,3-oxadiazol derivatives of general formula (I) as dyes in colouring agents for keratin fibres, for example, wool, silk, fur or hair and particularly human hair. In formula (I) X repre...
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WO/2002/020671A1 |
A diphenylsquarylium compound which gives a light transmittance curve having a sharp minimum in the wavelength region of 550 to 610 nm and which, when incorporated in a display filter, does not cause a decrease in display brightness. The...
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WO/2002/012402A2 |
Disclosed are novel colorant compounds which contain one or more ethylenically-unsaturated (vinyl), photopolymerizable radicals which may be copolymerized (or cured) with ethylenically-unsaturated monomers to produce colored compositions...
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WO/2002/012403A2 |
Disclosed are thermally-stable, colored, photopolymerizable compounds containing a vinyl group which are capable of being copolymerized with reactive vinyl monomers to produce colored compositions such as polyacrylates, polymethacrylates...
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WO/2002/010288A1 |
The present invention relates to compositions comprising a sulfonated diketopyrrolopyrrole and a Mannich-type substituted dihydroquinacridone. Such compositions are excellently suitable for dispersing fine-sized pigments (especially dike...
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WO/2002/010286A2 |
The present invention relates to processes indicated by method A and B for the preparation of carboxylate and phosphonate Ruthenium Polypyridine Dyes and for the preparation of reaction intermediates used in such process.
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WO/2001/094314A1 |
The invention relates to hydroxypyridone methide azo dyes corresponding to the formula (I) and to their tautomer forms. In said formula, the substituents X?1¿ to X?4¿, R?1¿ and R?2¿ are defined as per the description. Said dyes are p...
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WO/2001/090257A2 |
Described is a process for preparing concentrated solutions or suspensions of anionic organic compounds which comprises a) acidifying an aqueous solution or suspension of an anionic organic compound containing salts and/or impurities to ...
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WO/2001/085851A1 |
A coloring composition which is added to solids such as solid resins. The composition comprises: (i) a soluble colorant precursor formed from a colorant having at least one NH group in the molecule by replacing the hydrogen atom of the N...
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WO/2001/081351A1 |
Fluorescent dye compounds of formula (I) are disclosed. These compounds are useful as they interact with organic compounds in a manner such that excitation with certain wavelengths of light results in fluorescent emmission. Detection and...
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WO/2001/077720A1 |
A fluorescent retroreflective sheet of the confined-air type which comprises a surface-protective layer disposed on the side on which light is to strike, a binder layer connected to the surface-protective layer through a network bonding ...
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WO/2001/077065A1 |
Aminostyrylanthracene compounds of the general formula [I] [wherein R?2¿ is unsubstituted aryl; R?1¿ is aryl which may be substituted with one or more members selected from among various groups; and R?3¿ to R?5¿ are each hydrogen, cy...
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WO/2001/074968A2 |
The present invention provides formulae for fluorescent compounds that have a number of properties which make them uniquely suited for use in sensors of analytes such as saccharides. The advantageous fluorescent properties include favora...
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WO/2001/062759A1 |
The invention relates to cationic diketopyrrolo-pyrrols of general formula (I), wherein Q¿1? and Q¿2?, independently of each other, mean an optionally substituted aromatic isocyclic or heterocyclic radical with 5 to 14 atoms in the rin...
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WO/2001/059198A2 |
The invention relates to the use of a mixture of optical brighteners comprising A) at least one anionic brightener selected from the group consisting of pyrazolin derivatives comprising sulfonic acid or sulfonate groups, and anionic brig...
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WO/2001/049508A1 |
An optical recording medium comprising a substrate and formed thereon an organic dye layer as a recording layer, wherein the recording layer contains at least one benzbisazole compound represented by the general formula (1). [In the form...
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WO/2001/046161A1 |
Water soluble, amphoteric optical brighteners (W) comprising at least one brightener-characteristic radical X which contain at least one anionic substituent and covalently linked over at least one tertiary amino group Z to at least one n...
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WO/2001/044375A1 |
Novel squarylium compounds having spectral characteristics, light resistance, solubility and thermal decomposition properties which are favorable for recording material of DVD-R; and optical recording media made by using the same. In par...
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WO/2001/043714A1 |
The use of a polymeric carrier material treated with a fluorescent whitening agent, for lightening human skin and for protecting human skin against UV radiation, is described.
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WO/2001/034709A1 |
Dye labeled imidazonaphthyridine, imidazopyridine and imidazoquinoline compounds having immune response modulating activity are disclosed. The compounds are useful, inter alia, for determining the binding and/or receptor sites of the mol...
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WO/2001/031111A1 |
The present invention relates to a mixture of fluorescent whitening agents comprising 20 to 70 % by weight of a compound of formula (1), 30 to 80 % of a compound of formula (2) and 0.1 to 10 % of a compound of formula (3), compositions c...
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WO/2001/029040A2 |
Preparation of pyrimido[5,4-g]pteridine of formula (I) wherein A¿1?, A¿2?, A¿3? and A¿4? are each independently of the others -NR¿1?R¿2?, wherein R¿1? and R¿2? are hydrogen, C¿1?-C¿8?alkyl, -CO-C¿1?-C¿8?alkyl, -CO-C¿6?-C¿14...
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WO/2001/019804A1 |
The present invention relates to compounds having formula (1): wherein each R¿1? represents, independently, a linear C¿1?-C¿4?-alkylene residue which is unsubstituted or substituted by hydroxy, C¿1?-C¿4?-alkyl, C¿1?-C¿4?-alkoxy, C...
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WO/2001/019939A1 |
Fluorescent maleimides of Formula (I) wherein R¿1? and R¿2? independently from each other stand for (a), (b), (c), (d) or (e), (f) or (g) wherein Q¿1? stands for hydrogen, halogen, phenyl, -E-C¿1?-C¿8?alkyl, -E-phenyl, wherein pheny...
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WO/2001/017356A1 |
An antimicrobial polymer, characterised in that it carries a covalently bound chromophoric marker. The antimicrobial polymer is preferably a cationic antimicrobial polymer, especially a poly(hexamethylenebiguanide). Also claimed are comp...
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WO2000053597B1 |
Benzofuran-2-ones, compositions comprising benzofuranones, processes for preparing them and their use as colorants for high or low molecular weight organic material.
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WO/2001/012900A1 |
Stable formulations of fluorescent whitening agents are described. These contain a) 2 to 20 % by weight of a fluorescent whitening agent of formula (1) in which R¿1? is hydrogen, C¿1?-C¿5?-alkyl, C¿1?-C¿5?-alkoxy or halogen and M is...
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WO/2001/012771A1 |
A liquid fluorescent whitening agent formulation comprising: a) 10 to 20 % of a compound of formula (1) in which R¿1? represents hydrogen, 1-5 C-alkyl, 1-5 C-alkoxy or halogen, M represents hydrogen, an alkaline- or alkaline earth-metal...
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WO/2001/005894A1 |
A novel infrared-absorbing dye which has intense absorption in a near infrared region and is excellent in the ability to absorb near infrared and heat rays, visible light transmission, and light resistance; and an infrared absorption fil...
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WO/2000/078873A1 |
A process for preparing a green pigment composition which comprises subjecting a mixture of a halogen-free blue pigment material and a halogen-free yellow pigment material to size reduction. The size reduction desirably comprises (1) kne...
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WO/2000/064987A1 |
The invention relates to the use of amidopyrylium compounds as marker groups in methods for detecting analytes. It further relates to novel amidopyrylium compounds.
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WO/2000/058405A2 |
Compounds having the structure: W = Sq - A where A has the formula: -NR?1¿R?2¿, where R?1¿ and R?2¿ are the same or different and each is H or C¿1?-C¿20? hydrocarbon or a group -L-G, or one of R?1¿ and R?2¿ is -OR?5¿ or -NR?6¿R...
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WO/2000/056819A1 |
The invention relates to a crimson-colored pigment composition containing 1,4-diketo-2,5-dihydro-3,6-diaryl-pyrrolo[3,4c]pyrrol and quinacridone pigments in separate crystalline phases, which show high coloring power and other excellent ...
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WO/2000/053598A1 |
Novel organic compounds which have remarkable sensitivity to visible light and remarkable luminescent performance and are useful in photochemical polymerization, dye lasers, and organic electroluminescence. The compounds are pyran deriva...
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WO/2000/051967A1 |
This invention relates to very specific oxyalkylene-substituted aminophenol compounds as intermediates for the production of poly(oxyalkylene)-substituted xanthene (or other type) colorants. Such an inventive intermediate compound is pro...
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WO/2000/050525A1 |
Novel water soluble toners for use in ink jet printers, which are stable in water, and which have an acid number of greater than about 175, are provided. The toner, which is preferably fluorescent, is comprised of a novel, cycloaliphatic...
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WO/2000/047550A1 |
Asymmetrical bis-styrylbiphenyl compounds of formula (1) wherein R¿1? to R¿6? are as defined in claim 1, are excellently suitable as optical brighteners, for example for polyesters in the spinning melt.
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WO/2000/046336A1 |
A fluorescent whitening agent comprising a mixture of compounds of formulae (Ia), (Ib) and (Ic), in which the -SO¿3?R groups are in the meta and/or para position, and wherein R and M, independently of each other are H, Na, Li, K, Ca, Mg...
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WO/2000/046205A1 |
This invention relates to colorants comprising naphthalimide base groups with specific water-solubilizing pendant moieties attached. These pendant moieties are based upon aryloxy-poly(oxyalkylene) groups which provide the desired solubil...
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WO/2000/040657A1 |
Hydrazam imides of general formula (I), wherein R?1¿ and R?2¿ are each independently of the other (a) hydrogen or nitro, at least one of which radicals being nitro, or R?1¿ and R?2¿ together are (b) one of the radicals: (a), (b), (c)...
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WO/2000/032697A1 |
A dye mixture comprises (A) at least one monoazo dye of formula (I) wherein X¿A? is C1, Br, I, CN or NO¿2?; R¿A? is C¿1-4?alkyl or NHCOQ, where Q is C¿1-4?alkyl; and each of R¿A??1¿ and R¿A??2¿, independently, is C¿1-4?alkyl, C...
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