111results about "Onium based azo dyes" patented technology

The present invention provides a family of dark quenchers, termed Black Hole Quenchers (“BHQs”), that are efficient quenchers of excited state energy but which are themselves substantially non-fluorescent. Also provided are methods of using the BHQs, probes incorporating the BHQs and methods of using the probes.

The dye composition (A) for dyeing fibers, especially keratin fibers, such as human hair, is made by mixing a first component (A1) and a second component (A2) and adding an alkalizing agent or an acidifying agent, as needed. The second component (A2) consists of at least one compound with a nucleophilic reaction center and the first component (A1) consists of at least one 1-alkyl quinolinium derivative of formula (Ia) or (Ib): A multicomponent kit consisting of the first and second components packaged separately is also described as well as a method of dyeing fibers using the multicomponent kit.

The present disclosure relates to a novel dyeing composition for dyeing human keratinous fibers, such as hair, comprising at least one dicationic diazo dye of formula (I):[W1—N═N—W2—W3—(W4—W5)p-]2-L   Formula (I)as well as the process for dyeing hair using same. Certain compounds of formula (I) are also disclosed herein.

A method for preparing a layered perovskite compound thin film having a film thickness and structure controlled at a monomolecular layer and capable of combining various layered perovskite compounds at the level of a monomolecular layer. The method a superlattice structure represented by the general formula A2MX4 where A is an organic ammonium molecule, M is a group 4 element or transition metal and X is halogen layers of organic ammonium molecule "A" and layers of inorganic halide "MX4" are alternately stacked. A monomolecular film of an organic amine hydrohalic acid salt having a long-chain alkyl group is spread out on the surface of a water solution of an inorganic halide MX2 and a methylamine hydrohalic acid salt. By leaving the monomolecular film, a layered perovskite compound monomolecular film is formed on the surface of the water solution. This layered perovskite monomolecular film is transferred and stacked onto a substrate on a one by one basis by using the Langmuir-Blodgett method.

The present invention relates to agents for coloring keratin fibers which comprise at least one cationic azodye of the general formula (I).

Optical data medium containing in the information layer, a dye as a light-absorbing compound Abstract optical data medium containing a preferably transparent substrate which is optionally already coated with one or more barrier layers and on the surface of which an information layer which can be recorded on using light, optionally one or more barrier layers, and a cover layer containing a radiation-cured resin, have been applied, which data medium can he recorded on and read using focused blue light through the cover layer on the information layer, preferably laser light with the wavelength between 360 nm and 460 nm, the information layer containing a light-absorbing characterized in that at least one dye is used as the light-absorbing compound wherein the cover layer dies have a total thickness of 10 mum 177 m and the numerical aperture NA of the focusing objective lens setup is greater or equal 0.8.

A soluble solid hair coloring article having zwitterionic direct dye and one or more soluble porous solids containing nonionic surfactant, cationic surfactant, or a mixture thereof, such that the one or more soluble porous solids have a density of from about 0.03 g / cm3 to about 0.15 g / cm3; and methods of applying the soluble solid hair coloring article to hair.

Laser ray transmitting colored thermoplastic resin composition containing a dis-azo salt forming dye consisting of an anionic component from a dis-azo acid dye and an organic ammonium component, said acid dye being represented by Formula (1) below,R1—N═N-E-N═N—R2;   (1)E: (2), (3), (4); R1, R2: aryl, pyrazolone; one or more of E, R1, R2 have sulfonic acid group,R3, R4: hydrogen atom, alkyl, sulfonic acid group,R5, R6: hydrogen atom, sulfonic acid group,R15: sulfonic acid group.Method of laser welding wherein a contact portion of a laser ray transmitting material comprising the laser ray transmitting colored thermoplastic resin composition above and a laser ray absorbing material is welded by irradiating laser ray so that the laser ray passes through the laser ray transmitting material and is absorbed in the laser ray absorbing material with the laser ray transmitting material and the laser ray absorbing material in contact with each other.

A composition for dyeing material of synthetic aromatic polyamide fibers, said composition containing a mixture of (a) a cationic dye and (b) a cyclohexenone as a dye assistant. Preferably, 2-cyclohexen-1-one,3,5,5-trimethyl is the dye assistant.

The present invention relates to a composition comprising a curable dichroic dye and a curable liquid crystal compound, which are used to prepare an optical component that is vertically oriented to give a narrow viewing angle, to form an optical component, and an optical component comprising an optical component layer prepared using the same. There is provided a composition for forming an optical component comprising 0.1-90 parts by weight of a dichroic dye and 10-98.85 parts by weight of a curable liquid crystal compound, and there is also provided an optical component comprising an optical component layer in which a curable liquid crystal compound and a curable dichroic dye are vertically oriented. The optical component comprising an optical component layer in which a curable dichroic dye and a curable liquid crystal compound are vertically oriented and which is made of the composition comprising a curable dichroic dye and a curable liquid crystal compound for forming an optical component has excellent physical properties such as heat resistance, durability to high temperature and high moisture, vertical orientation and dichroic ratio, and also adjust a narrow viewing angle. The durability in the high temperature and high moisture is due to the cross linking shape of the optical component layer.

This application relates to thiophene azo dyes for use as hueing agents, laundry care compositions comprising such thiophene azo dyes, processes for making such thiophene azo dyes, and laundry care compositions and methods of using the same. The thiophene azo dyes contain a formally charged moiety and are generally comprised of at least two components: at least one chromophore component and at least one polymeric component. Suitable chromophore components generally fluoresce blue, red, violet, or purple color when exposed to ultraviolet light, or they may absorb light to reflect these same shades. These thiophene azo dyes are advantageous in providing a hueing effect, for example, a whitening effect to fabrics, while not building up over time and causing undesirable blue discoloration to the treated fabrics. The thiophene azo dyes are also generally stable to bleaching agents used in laundry care compositions.

The invention provides a novel group of azo quencher compositions that are useful as quenchers of fluorescence and to methods for making and using them. The quenchers contain an azo bond and 1,3,3-trimethyl-2-methyleneindoline ring system. The quenchers can be derivatized to facilitate their conjugation to a variety of biologically relevant compounds, including lipids, nucleic acids, peptides, proteins, and the like.

This application relates to thiophene azo dyes for use as hueing agents, laundry care compositions comprising such thiophene azo dyes, processes for making such thiophene azo dyes, and laundry care compositions and methods of using the same. The thiophene azo dyes contain a formally charged moiety and are generally comprised of at least two components: at least one chromophore component and at least one polymeric component. Suitable chromophore components generally fluoresce blue, red, violet, or purple color when exposed to ultraviolet light, or they may absorb light to reflect these same shades. These thiophene azo dyes are advantageous in providing a hueing effect, for example, a whitening effect to fabrics, while not building up over time and causing undesirable blue discoloration to the treated fabrics. The thiophene azo dyes are also generally stable to bleaching agents used in laundry care compositions.

The present invention provides compositions for treating textiles, including carpet and other floor coverings. Compositions of the present invention, in some embodiments, can impart flame resistant and / or stain resistant properties to fibers, including synthetic fibers comprising polyolefins, polyamides, and polyesters such as polytrimethylene terephthalate.

The invention refers to a coloring composition, a coloring immobilizing membrane and a display element. The coloring composition is suitable for forming a coloring immobilizing membrane which has heat resistance and solvent resistance, restrains migration property and possesses dye. The coloring composition includes a colorant (A) and a polymerized compound (C). The colorant includes a compound of a structural unit represented by the following formula (1). In the formula (1), R0 represents hydrogen atom or methyl; X represents halogen group, halogenated hydrocarbon, or linking group perssad with atoms among halogenated hydrocarbon C-C keys, the atoms not including carbon atoms, hydrogen atoms or halogen atoms; Y represents single bond or bivalent organic group; Z+ represents at least one positive ion chromophore selected from the group of three aryl methane series, methyne series, azo series, diaryl methane series, quinone imine series, anthraquinone series, phthalocyanine series and xanthenes series.

Formula (I) wherein R1 and R2 each independently from each other are a residue of an organic dye: Y1 and Y2 each independently from each other are unsubstituted or substituted, straightchain or branched, interrupted or uninterrupted —C1-C10alkylene-; —C5-C10cycloalkylene-; C5-C10arylene; or —C5-C10arylene-(C1-C10alkylene)-; Z1 and Z2 independently from each other are Formula (II) are each independently from each other hydrogen; or unsubstituted or substituted, straight-chain or branched, mono-cyclic or polycyclic, interrupted or uninterrupted C1-C14alkyl; C2-C14alkenyl; C6-C10aryl; C6-C10aryl-C1-C10alkyl; or C5-C10alkyl(C5-C10aryl); r, q and n independently from each other are 0 or 1, if n is 0, Z3 is hydrogen; and if n is 1, Z3 is —S—: with the proviso that the method does not comprise treating the fiber with an enzyme of the type of a protein disulfidisomerase (EC 5.3.4.1). Further, the present invention relates to novel disulfid compounds, compositions thereof, especially comprising other dyes, and to processes for their preparation.

An ink composition having a suitably-adjusted hue and causing no decomposition of dyes during storage is provided. The ink composition contains a compound (a) represented by the following formula (1), an ingredient (c) and moisture-retentive agents, characterized by being from 0.1 mass % to lower than 7.0 mass % in content of the compound represented by the formula (1), 10.0 mass % or lower in content of a moisture-retentive agent having 3 or more hydroxyl groups (b) and lower than 30.0 in molar ratio of the moisture-retentive agent having 3 or more hydroxyl groups to the compound represented by the formula (1):wherein each of Ar1 and Ar2 preferably represents an aromatic heterocyclic group, each of A1 and A2 represents a hydrogen atom or a substituent, Y represents —OM or —NR1R2, M represents a hydrogen atom or a metal ion and each of R1 and R2 represents a hydrogen atom, an alkyl group, an aryl group, a heterocyclic group or the like. The ingredient (c) is at least one compound selected from C.I. Direct Yellow 59, id. 86, id. 132 or the like.

Disclosed herein are dissymmetrical cationic diazo compounds comprising a 2-pyridinium group and a cationic or non-cationic linker. Also disclosed herein are dyeing compositions comprising such compounds as a direct dye in a medium appropriate for the dyeing of keratin fibers, a method for coloring keratin fibers comprising contacting the keratin fibers with such dyeing compositions, and a device comprising a plurality of compartments.

The present invention relates to thiazolium dyes, laundry care compositions comprising one or more thiazolium dyes, processes of making such dyes and laundry care compositions and methods of using same. The dyes, compositions and methods of the present invention are advantageous in providing improved hueing of fabric, including whitening of white fabric, while avoiding significant build up of bluing dyes on the fabric.

A method of producing a multicolored textured carpet comprises blending a polyamide polymer and a color pigment to form a melt blend, extrusion spinning the melt blend to form pigmented polyamide yarns, tufting (1) the pigmented polyamide yarns and (2) white dyeable polyamide yarns into a carpet, and overdyeing the carpet with an amount of acid dye sufficient to produce the multicolored textured carpet. The color pigment and the acid dye are selected to provide desired multicolored effect in the carpet. The multicolored textured carpet having deeper color and dye light fastness is also disclosed.

A phase change ink compositions, comprising a novel colorant wax to prevent and / or reduce printhead and nozzle contamination in ink jet printers caused by drooling and faceplate staining. In particular, there is provided novel colorants containing acid groups for use in phase change ink compositions and which are compatible with phase change ink components.

The present invention is to provide a charge controlling agent and negatively chargeable toner that do not contain any toxic metal, are essentially free from the risk of evoking ignition or explosion, and can exhibit a high charge amount and rapid initial increase in charging.The charge controlling agent is a mono azo iron complex compound represented by Formula (1):wherein J represents H, alkali metal, ammonium, or alkyl ammonium, or two or more of those elements in combination.

The present invention is to provide a charge controlling agent and negatively chargeable toner that do not contain any toxic metal, are essentially free from the risk of evoking ignition or explosion, and can exhibit a high charge amount and rapid initial increase in charging. The charge controlling agent is a mono azo iron complex compound represented by Formula (1): wherein J represents H, alkali metal, ammonium, or alkyl ammonium, or two or more of those elements in combination.

A soluble solid hair coloring article having cationic direct dye and one or more soluble porous solids containing nonionic surfactant, cationic surfactant, or a mixture thereof, such that the one or more soluble porous solids have a density of from about 0.03 g / cm3 to about 0.15 g / cm3; and methods of applying the soluble solid hair coloring article to hair.

A method for preparing a layered perovskite compound thin film having a film thickness and structure controlled at a monomolecular layer and capable of combining various layered perovskite compounds at the level of a monomolecular layer. The method a superlattice structure represented by the general formula A2MX4 where A is an organic ammonium molecule, M is a group 4 element or transition metal and X is halogen layers of organic ammonium molecule "A" and layers of inorganic halide "MX4" are alternately stacked. A monomolecular film of an organic amine hydrohalic acid salt having a long-chain alkyl group is spread out on the surface of a water solution of an inorganic halide MX2 and a methylamine hydrohalic acid salt. By leaving the monomolecular film, a layered perovskite compound monomolecular film is formed on the surface of the water solution. This layered perovskite monomolecular film is transferred and stacked onto a substrate on a one by one basis by using the Langmuir-Blodgett method.