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88 results about "Methine dye" patented technology
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Heptamethine dyes are a subclass of chemical compounds within the cyanine dye family and have many uses as fluorescent dyes, particularly in biomedical imaging, the development of theranostics, the individualized treatment of cancerous patients with the aid of PDT, ...
Dye-sensitized photoelectric conversion device
The present invention relates to an organic dye-sensitized photoelectric conversion device and a solar cell utilizing the same. In accordance with a demand to now for development of an organic dye-sensitized photoelectric conversion device with high conversion efficiency and high practicability using an inexpensive dye, there is provided in the present invention, a photoelectric conversion device with high conversion efficiency by producing a photoelectric conversion device by sensitizing fine semiconductor particles with a methine dye having specified skeleton.
Owner:NIPPON KAYAKU CO LTD
Ink Composition for Sensing Gas Exposure and Gas Exposure Indicator
InactiveUS20080267811A1Good flexibilitySpaceNatural resin coatingsMaterial analysis by electric/magnetic meansTreatment statusThiazine dye
An object of the present invention is to provide a material for more easily and accurately detecting treatment status using gas exposure. The present invention relates to an ink composition for detecting an oxidizing gas, or the like, comprising at least one type of azo dye, methine dye, triarylmethane dye and thiazine dye.
Owner:SAKURA COLOR PRODUCTS CORPORATION
Two-photon absorbing polymerizable composition and polymerization process thereof
InactiveUS7112616B2High sensitivityImprove efficiencyPhotosensitive materialsPretreated surfacesTwo-photon absorptionAryl
A two-photon absorbing polymerizable composition contains at least a two-photon absorbing compound, a polymerization initiator and a polymerizable compound, the composition being photopolymerizable upon non-resonant two-photon absorption, wherein the two-photon absorbing compound is a methine dye containing a compound represented by the formula (1):wherein R1 to R5 each represents a hydrogen atom or a substituent and some of R1 to R4 may combine with each other to form a ring; n and m each independently represents an integer of 0 to 4, provided that n and m are not 0 at the same time; X1 and X2 each represents an aryl group, a heterocyclic group or a group represented by formula (2); R6 represents a hydrogen atom, an alkyl group, an alkenyl group, an aryl group or a heterocyclic group, and Z1 represents an atomic group for forming a 5- or 6-membered ring.
Owner:FUJIFILM CORP +1
Black eradicable ink, methods of eradication of the same, eradicable ink kit, and eradicated ink complex
Owner:SANFORD LP
Dye-Sensitized Photoelectic Conversion Devices
InactiveUS20080067476A1Improve conversion efficiencyImprove stability efficiencyStyryl dyesMethine/polymethine dyesO-Phosphoric AcidAcyl group
The present invention relates to photoelectric conversion devices, characterized by using oxide semiconductor particles sensitized with a methine dye represented by the Formula (1): (in the Formula (1), m represents 1 to 4; n1 represents 1 to 7; p1 represents 1 to 4; X1 represents an optionally substituted aromatic residue, an optionally substituted aliphatic hydrocarbon residue, a cyano group, a phosphoric acid group, a sulfonic acid group, or a carboxyl group, a carbonamide group, and the like; L1 represents an optionally substituted aromatic residue and the like; A1 and A2 each independently represent an optionally substituted aromatic residue, a hydroxyl group, a phosphoric acid group, a cyano group, a hydrogen atom, a halogen atom and the like; the ring a1 has 1 or a plurality of halogen atoms, amide groups, hydroxyl groups, cyano groups, nitro groups, alkoxy groups, acyl groups and the like.), and solar cells made by using the same. The devices and the cells are characterized by relatively low cost, high stability, and high photoelectric conversion efficiency.
Owner:NIPPON KAYAKU CO LTD
Dye-Sensitized Photoelectric Conversion Device
InactiveUS20090044857A1Improve conversion efficiencyImprove stabilityStyryl dyesOrganic chemistryHydrogen atomSulfur
Disclosed is a photoelectric conversion device wherein a methine dye represented by the formula (1) below is supported by a thin film of oxide semiconductor particles arranged on a substrate. Also disclosed is a solar cell manufactured by using such a photoelectric conversion device.(In the formula (1), n represents an integer of 0-5; m represents an integer of 0-5; R1-R4 independently represent a hydrogen atom, an optionally substituted aromatic residue, an optionally substituted aliphatic hydrocarbon residue or the like; X and Y independently represent a hydrogen atom; an optionally substituted aromatic residue, an optionally substituted aliphatic hydrocarbon residue or the like; Z represents an oxygen atom, a sulfur atom or the like; A1, A2, A3, A4 and A5 independently represent a hydrogen atom, an optionally substituted aromatic residue, an optionally substituted aliphatic hydrocarbon residue or the like; and rings a, b and c may be substituted.)
Owner:NIPPON KAYAKU CO LTD
Eradicable gel ink, methods of eradication of the same, eradicable ink kit, and eradicated ink complex
A shear-thinning eradicable ink including water, a dye selected from the group consisting of diarylmethane derivatives, triarylmethane derivatives, methine dyes, and a solvent, wherein the ink has a shear-thinning index in the range of about 0.35 to about 1.0; a kit including the ink and an eradicator solution; an ink complex including a colorless or substantially colorless dye selected from the group consisting of oxidized diarylmethane derivatives, oxidized triarylmethane derivatives, and oxidized methine dyes, and at least one or a gelling agent and thickener; and methods of using the ink aspart of an eradicable ink system, are disclosed herein.
Owner:SANFORD LP
Dye-sensitized photoelectric conversion device
InactiveUS7977570B2Improve photoelectric conversion efficiencyImprove stabilityMethine/polymethine dyesOrganic chemistryMeth-Acyl group
The invention relates to a photoelectric conversion device, using oxide semiconductor fine particles sensitized with a methine dye represented by the following formula (1) and a solar cell using the same, and a solar cell high in conversion efficiency can be obtained at low cost:in the formula (1), n represents an integer of 0 to 7; R1 represents an optionally-substituted aromatic residue or optionally-substituted aliphatic hydrocarbon residue, or an acyl group; X represents an optionally-substituted hydrocarbon residue which has 2 to 4 carbon atoms; Y represents a hydrogen atom, an optionally-substituted aromatic residue or aliphatic hydrocarbon residue, a carboxyl group or the like, and preferably represents a carboxyl group; Z represents an optionally-substituted aromatic residue or aliphatic hydrocarbon residue, or an acyl group; A1, A2 and A3 each independently represent a hydrogen atom, an optionally-substituted aromatic residue or aliphatic hydrocarbon residue or the like, and preferably represent a hydrogen atom; and a benzene ring a may have substituent(s) other than those shown in the above formula.
Owner:NIPPON KAYAKU CO LTD
Methine dyes and uses of the same
InactiveUS20090076278A1Improve applicabilityImproved light toleranceOrganic chemistryMethine/polymethine dyesSolubilityHeat resistance
The present invention provides novel organic compounds, which absorb the light in the ultra violet and the infrared regions, have improved light tolerance and solubility in solvents, and have thermal tolerance suitable for uses to which the organic compounds are applied, and provides uses of the same. The above objects are solved by providing indolenine compounds and methine dyes, which have a bis-indolenine skeleton composed of two indolenine rings linked together at their respective C-3 positions via a divalent linking group, and by providing optical recording media containing the methine dyes.
Owner:HAYASHIBARA BIOCHEMICAL LAB INC +1
Dye-sensitized photoelectric conversion device
InactiveUS8022294B2Improve efficiencyImprove stabilityStyryl dyesOrganic chemistryMicroparticlePhotochemistry
The present invention relates to a photoelectric conversion device sensitized by supporting a methine based dye represented by the following formula (1):(in the above formula, n represents an integer of 0 to 7; X and Y each represent a hydrogen atom, an optionally substituted aromatic residue, an optionally substituted aliphatic hydrocarbon residue and the like. In addition, X and Y may combine together to form an optionally substituted ring. A1, A2 and A3 represent each independently an optionally substituted aromatic residue, an optionally substituted aliphatic hydrocarbon residue and the like. In addition, when n is other than 0, a plural number of A1 and / or A2 and / or A3 may form an optionally substituted ring. The benzene ring “a” may have substituent selected from a halogen atom, an amide group, a hydroxyl group, a cyano group and the like);on a thin film of oxide semiconductor fine particles provided on a substrate, and has features that the device can be manufactured at low cost and has high conversion efficiency.
Owner:NIPPON KAYAKU CO LTD
Color filter and image display apparatus having the same
InactiveUS20120205599A1Good colorIncrease brightnessMonoazo dyesMethine/polymethine dyesYELLOW DYEPyridine
A color filter which has a green colored area that is heat-resistant and has a high luminance, and which is excellent in terms of color reproducibility when applied to an image display apparatus, is provided. An image display apparatus which has the color filter and is excellent in terms of color reproducibility is provided. The color filter has, on a substrate, a green colored area that contains a green pigment or cyan pigment and at least one yellow dye selected from the group consisting of the following (1) to (3):(1) a methine dye having a pyrazolotriazole ring in a structure thereof;(2) an azo dye having a pyridone ring in a structure thereof; and(3) an azo dye having a pyrazole ring in a structure thereof.
Owner:FUJIFILM CORP
Dye-sensitized photoelectric conversion device
A photoelectric conversion device sensitized with an organic dye; and a solar cell including the same. In accordance with a demand to now for the development of a photoelectric conversion device including an organic-dye-sensitized semiconductor, which photoelectric conversion device realizes high conversion efficiency and high practicability and is produced with an inexpensive dye, there is provided a photoelectric conversion device of high conversion efficiency produced by sensitizing fine semiconductor particles with the use of a methine dye of specified skeleton.
Owner:NIPPON KAYAKU CO LTD
Dye-sensitized photoelectric conversion device
InactiveUS7851701B2Improve conversion efficiencyStyryl dyesMonoazo dyesCarboxyl radicalPhotoelectric conversion
A photoelectric conversion device using a semiconductor fine material such as a semiconductor fine particle sensitized with a dye carried thereon, characterized in that the dye is a methine type dye having a specific partial structure, for example, a methine type dye having a specific carboxyl-substituted hetero ring on one side of a methine group and an aromatic residue substituted with a dialkylamino group or an organic metal complex residue on the other side of the methine group, or a methine type dye having a carboxyl-substituted aromatic ring on one side of a methine group and a heteroaromatic ring having a dialkylamino group or an organic metal complex residue on the other side of the methine group; and a solar cell using the photoelectric conversion element. The photoelectric conversion element exhibits a conversion efficiency comparable or superior to that of a conventionally known photoelectric conversion element sensitized with a methine type dye.
Owner:NIPPON KAYAKU CO LTD
Colored composition and image display structure
ActiveUS9075281B2Low dielectric constantMethine/polymethine dyesAmino-anthraquinone dyesSolventMethyl group
A colored composition includes: (A) a dye that is selected from the group consisting of a methine dye, an anthraquinone dye and an azomethine dye, and that is a mixture of stereoisomers; and (B) a non-polar solvent.
Owner:FUJIFILM CORP
Ink composition for sensing gas exposure and gas exposure indicator
InactiveUS7981687B2Natural resin coatingsMaterial analysis by electric/magnetic meansTreatment statusThiazine dye
An object of the present invention is to provide a material for more easily and accurately detecting treatment status using gas exposure. The present invention relates to an ink composition for detecting an oxidizing gas, or the like, comprising at least one type of azo dye, methine dye, triarylmethane dye and thiazine dye.
Owner:SAKURA COLOR PRODUCTS CORPORATION
Ink composition for detecting hydrogen peroxide and indicator for detection of hydrogen peroxide
InactiveUS20160045631A1Change colorAnalysis using chemical indicatorsOrganic chemistryAcrylic resinVisual recognition
A primary object of the present invention is to provide a hydrogen peroxide gas detection indicator which allows more certain visual recognition of color changing according to the concentration of hydrogen peroxide gas. The structure of this invention relates to an ink composition for detecting hydrogen peroxide gas containing (1) at least one of styrene acrylic resins and styrene-maleic acid resins and (2) a methine dye. According to this invention, a color-changing layer is formed using the ink composition for detecting hydrogen peroxide gas, allowing color changing according to the concentration of hydrogen peroxide gas to be visually recognized.
Owner:SAKURA COLOR PRODUCTS CORPORATION
Photosensitive Resin Composition for Color Filter, and Color Filter Using the Same
InactiveUS20110250531A1Increased durabilityImprove heat resistanceOrganic chemistryPhotomechanical apparatusPhotochemistryMethine dye
The present invention provides a photosensitive resin composition for a color filter including a methine-based dye represented by the following Chemical Formula 1, and a color filter fabricated using the same.In Chemical Formula 1, R1 and R2 are respectively the same as defined in the specification.
Owner:CHEIL IND INC
Organic el device, color filter, and organic el display
InactiveUS20100244010A1Excellent color reproduction rangePoor heat resistanceDiffusing elementsOptical filtersColor gelCopper
An organic EL device includes an organic EL emitter (2) that emits blue light and a blue color filter (8B) through which the light emitted from the organic EL emitter passes. The blue color filter contains a coloring material selected from the group consisting of a methine dye, a copper-phthalocyanine pigment, and a mixture of a copper-phthalocyanine pigment and a dioxazine pigment. The chromaticity of the light, the light that has passed through the blue color filter after emitted from the organic EL emitter, is in the range defined by lines connecting three chromaticity coordinates (0.140, 0.080), (0.136, 0.040), and (0.118, 0.070) on the CIE chromaticity diagram.
Owner:DAI NIPPON PRINTING CO LTD
Colored composition and image display structure
ActiveUS20140293394A1Low dielectric constantMaintain good propertiesMethine/polymethine dyesConductive materialAnthranilSolvent
A colored composition includes: (A) a dye that is selected from the group consisting of a methine dye, an anthraquinone dye and an azomethine dye, and that is a mixture of stereoisomers; and (B) a non-polar solvent.
Owner:FUJIFILM CORP
Process for producing asymmetric hypomethyl dye
The reaction of pyrazolones and methyleneindolines with orthoformates is an ideal one-step method for the preparation of asymmetric methine dyes.
Owner:BAYER AG
Dyed trivalent chromium conversion coatings and methods of using same
ActiveUS20180216234A1Less susceptible to corrosion and/or other undesirable reactionsEasy to seeAnti-corrosive paintsMetallic material coating processesChromium CompoundsSulfate
An aqueous conversion coating solution comprises a trivalent chromium compound, a zirconate compound, and a dye compound. The trivalent chromium compound can comprise trivalent chromium compounds such as trivalent chromium sulfate. The dye compound can comprise an azo dye, a chromium complex dye, an anthraquinoid dye, and / or a methine dye. The zirconate compound can comprise alkali metal hexafluorozirconate compounds. The conversion coating solution can comprise a phosphorous compound such as an organic amino-phosphonic acid compound. The conversion coating solution can be formed by mixing a dye additive containing the dye with a trivalent chromium conversion coating solution that does not contain a dye. The conversion coating solution can be used to treat metal substrates comprising aluminum, magnesium, and / or zinc.
Owner:CHEMEON SURFACE TECH LLC
Colorant for thermoplastic resin and uses thereof
InactiveUS7473468B2Improve smoothnessHigh transparencyMaterial nanotechnologySynthetic resin layered productsCarbon filmCarboxylic acid
Owner:TOYO INK SC HOLD CO LTD
Colorant for thermoplastic resin and uses thereof
InactiveUS20070078201A1Good surface smoothnessHigh transparencyMaterial nanotechnologySynthetic resin layered productsCarbon filmAlcohol
It is an object of the present invention to provide a thermoplastic resin coloring agent having excellent dispersibility, transparency, ultraviolet blocking properties, etc., and a thermoplastic resin composition employing same, and it is another object of the present invention to provide a thermoplastic resin molding having excellent dispersibility, transparency, ultraviolet blocking properties, stretchability, and surface smoothness. The present invention relates to a thermoplastic resin coloring agent containing a surface-treated α-ferric oxide (A) formed by coating a non-acicular α-ferric oxide having an average particle size of 0.01 to 0.06 μm and an aspect ratio of 0.2 to 1.0 with a polyhydric alcohol and an organopolysiloxane, and an oxycarboxylic acid metal salt (B1) as a dispersing agent (B) and, moreover, to the thermoplastic resin coloring agent further containing a methine-based dye (C). The present invention also relates to a thermoplastic resin composition and a molding obtained using the thermoplastic resin coloring agent. Furthermore, the present invention relates to a molding obtained by coating the molding with a carbon film.
Owner:TOYO INK SC HOLD CO LTD
Electrowetting display device and dye composition for electrowetting display
ActiveUS20130321895A1Improve solubilityImprove display characteristicsInksOptical elementsDisplay deviceSolvent
An electrowetting display device that includes a display member having: a first substrate in which at least one surface has conductivity, a second substrate which is disposed to face the conductive surface of the first substrate, a hydrophobic insulating film which is provided on the conductive surface of the first substrate, an oil, which is non-conductive, provided between the hydrophobic insulating film and the second substrate so as to be movable on the hydrophobic insulating film, and containing a nonpolar solvent and a methine dye including two dye mother nuclei that are linked through a linking group having a methine unsaturated chain, and a hydrophilic liquid which is conductive, provided between the hydrophobic insulating film and the second substrate so as to be in contact with the oil.
Owner:FUJIFILM CORP
Dye-sensitized photoelectic conversion devices
InactiveUS8022293B2Improve efficiencyImprove stabilityStyryl dyesMethine/polymethine dyesPhosphoric acidAcyl group
The present invention relates to photoelectric conversion devices, characterized by using oxide semiconductor particles sensitized with a methine dye represented by the Formula (1):(KA 1)(in the Formula (1), m represents 1 to 4; n1 represents 1 to 7; p1 represents 1 to 4; X1 represents an optionally substituted aromatic residue, an optionally substituted aliphatic hydrocarbon residue, a cyano group, a phosphoric acid group, a sulfonic acid group, or a carboxyl group, a carbonamide group, and the like; L1 represents an optionally substituted aromatic residue and the like; A1 and A2 each independently represent an optionally substituted aromatic residue, a hydroxyl group, a phosphoric acid group, a cyano group, a hydrogen atom, a halogen atom and the like; the ring a1 has 1 or a plurality of halogen atoms, amide groups, hydroxyl groups, cyano groups, nitro groups, alkoxy groups, acyl groups and the like.), and solar cells made by using the same. The devices and the cells are characterized by relatively low cost, high stability, and high photoelectric conversion efficiency.
Owner:NIPPON KAYAKU CO LTD
Colored composition and image display structure
ActiveUS20140198374A1Improve solubilityGood miscibilityMethine/polymethine dyesNon-linear opticsArylHydrogen atom
A colored composition including a non-polar solvent and a methine dye represented by the following Formula (1) and having a solubility in n-hexane of 1% by mass or higher at 25° C. and 0.1 MPa:wherein, in Formula (1), R1 represents a hydrogen atom, an alkyl group, an aryl group, —COOR11, or —CONR11R12; Ar represents an aromatic ring; each of R9 and R10 independently represents a hydrogen atom or an alkyl group; each of R11 and R12 independently represents a hydrogen atom, an alkyl group, or an aryl group, and R11 and R12 may be linked to each other to form a 5-membered, 6-membered, or 7-membered ring; n represents an integer from 0 to 2; and none of R1, R9, R10 and Ar has a dissociable group different from NH.
Owner:FUJIFILM CORP
Dye-Sensitized Photoelectric Conversion Device
InactiveUS20110031446A1Improve conversion efficiencyStyryl dyesMonoazo dyesPhotoelectric conversionSolar cell
Owner:NIPPON KAYAKU CO LTD
Color filter and image display device comprising same
InactiveCN102483479AHeat resistantIncrease brightnessMonoazo dyesMethine/polymethine dyesDisplay deviceColor filter array
Disclosed is a color filter which has heat resistance and a green colored region with high luminance and exhibits excellent color reproducibility when used in an image display device. Also disclosed is an image display device which comprises the color filter and exhibits excellent color reproducibility. The color filter has a green colored region, which contains a green pigment or a cyan pigment and at least one yellow dye selected from the group consisting of the dyes (1)-(3) described below, on a substrate. (1) a methine dye having a pyrazolotriazole ring in the structure (2) an azo dye having a pyridone ring in the structure (3) an azo dye having a pyrazole ring in the structure.
Owner:FUJIFILM CORP
Dye-sensitized photoelectric conversion device
Disclosed is a photoelectric conversion device wherein a thin film of oxide semiconductor particles formed on a substrate is loaded and sensitized with a methine dye represented by the following formula (1). (1) (In the formula, n represents an integer of 0-7; X and Y respectively represent a hydrogen atom, an optionally substituted aromatic residue, an optionally substituted aliphatic hydrocarbonresidue or the like, and X and Y may combine together to form an optionally substituted ring; A1, A2 and A3 independently represent an optionally substituted aromatic residue, an optionally substituted aliphatic hydrocarbon residue or the like, and when n is not 0, two or more of A1 and / or A2 and / or A3 may combine together to form an optionally substituted ring; and the benzene ring a may have ahalogen atom, an amide group, a hydroxyl group, a cyano group or the like as a substituent.) This photoelectric conversion device can be produced at low cost while having high conversion efficiency.
Owner:NIPPON KAYAKU CO LTD
PET (Polyethylene terephthalate) base material used for filter membrane, preparation method as well as filter membrane and display screen comprising PET base material
InactiveCN102558792AGood colorImprove near-infraredAlternating current plasma display panelsCold-cathode tubesPolyethylene terephthalate glycolFluorescence
The invention discloses a PET (polyethylene terephthalate) base material used for a filter membrane, a preparation method as well as the filter membrane and a plasma display screen comprising the PET base material. The PET base material comprises one or more of inorganic pigment, organic pigment and dye, wherein the inorganic pigment is one or more of metallic oxide, sulfide, sulfate, chromate and carbon black; the organic pigment is one or more of azo pigment, phthalocyanine pigment, heterocyclic pigment, lake pigment and fluorescent pigment; and the dye is one or more of pyrazolone derivative, quinophthalone, fluorescent polycyclic ring dye, naphthazarin, benzopyrone, azo, fluorescent reactive dye, anthraquinone reactive dye, picene ketone dye, anthraquinone reactive derivative, fluorescent polycyclic ring and polymethylene dye. A material with a toning function is added into the PET base material, thus the phenomenon that chemical substances in pressure-sensitive adhesive (PSA) react with the material with the toning function to generate the discoloration is avoided, and meanwhile, the plasma screen capable of improving color is obtained.
Owner:SICHUAN COC DISPLAY DEVICES
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