163 results about "Pigment composition" patented technology

The invention provides a mural pigment detection method and device based on multispectral analysis, and belongs to the technical field of spectral analysis, and the method comprises the following steps: obtaining first actual spectral data and second actual spectral data for representing mural components; extracting first spectral feature data from the first actual spectral data, and extracting second spectral feature data from the second actual spectral data; and according to the first spectral feature data and the second spectral feature data, determining the pigment composition of the mural. According to the method, the color composition of the mural is comprehensively and accurately detected by combining different types of spectral data and utilizing collaborative analysis of multi-dimensional spectral feature information.

To provide a pigment composition enabling to obtain OLED display devices in which non-lighting of light-emitting pixels located at an edge of a substrate is suppressed while maintaining normal lighting of light-emitting pixels located at a center of the substrate during formation of a pixel division layer and spacer layer, even if a thickness of the pixel division layer and spacer layer formed in a batch by the halftone process is thick.SOLUTION: A pigment composition contains (a) a pigment having -NHCO- and / or -COO- groups and a triphenodioxazine skeleton in a molecule, and (b) a compound represented by a Formula (1) and / or a Formula (2).SELECTED DRAWING: Figure 2

The invention discloses a fructus lycii pigment composition for treating benign prostatic hyperplasia and application. The fructus lycii pigment composition comprises lycium barbarum red, zeaxanthine, xanthophyll and beta-carotene. The fructus lycii pigment composition provided by the invention can effectively inhibit prostate stromal cell proliferation, inhibit prostate tissue hyperplasia in vivo, improve the pathological morphology of prostate tissue, regulate the androgen level, inhibit inflammatory response and relieve oxidative damage. The traditional Chinese medicine is applied to clinical treatment of prostatic hyperplasia and has the advantages of remarkable curative effect and low toxic and side effects.

Pigment compositions comprising betalain pigment molecules are provided. Compositions comprising betanin and betanidin are also provided as are compositions comprising less than 5% sugars by weight. Cells comprising at least one copy of an exogenous tyrosine hydroxylase gene, at least one copy of an exogenous L-DOPA oxidase gene, at least one copy of an exogenous DOPA 4,5-dioxygenase (DOD) gene, at least one copy of an exogenous NADPH cytochrome P450 reductase gene, and at least one copy of a cyclo- DOPA-5-O-glucosyltransferase gene integrated into the genome of the cell are also provided.

The invention relates to a steering wheel spraying pigment mixing device which comprises a barrel, a partition plate structure is fixedly arranged in the barrel and divides the barrel into a mixing space and an ascending space, the lower portion of the ascending space is connected with a base equipment box through threads, and an injection device is arranged on the base equipment box. The barrel is in threaded connection with an upper cover, a motor is fixedly arranged on the upper cover, and the output end of the motor is fixedly connected with a rectangular stirring rod; pigment components can be placed in different injection cylinders through the injection device, the different components are accurately input into the mixing space in a slow injection mode, continuous and stable mixing is facilitated, the inner wall of the mixing space can be scraped off through a rectangular stirring rod, and the situation that the inner wall is caked and inconvenient to clean is prevented.

A coating analyzer is configured to receive electronic image data of a physical coating and to generate information regarding the pigments of the physical coating. The coating analyzer applies a computer vision model trained on baseline image data to the electronic image data. The coating analyzer assigns color values to the pigments forming the electronic image data and generates pigment groups based on the assigned color values. The pigment groups provide color palette data regarding the pigments forming the coating.

The purpose of the present invention is to provide: a water-insoluble pigment composition in which a natural pigment and one or more substances selected from pearl pigments or boron nitride are compounded; and a food, a cosmetic, a lipstick cosmetic, an eye cosmetic, a nail cosmetic, a base makeup cosmetic, a hair cosmetic, a pharmaceutical, an agrochemical coating material, a printing marker, stationery, a writing instrument, a printing ink, an inkjet ink, a metal ink, a coating material, a plastic coloring agent, a color toner, a fluorescent labeling agent, a fluorescent probe, or a chemical sensor containing the water-insoluble pigment composition.　The present invention was completed once it was discovered that compounding a natural pigment and one or more substances selected from pearl pigments or boron nitride yields a water-insoluble pigment composition.

A pigment composition for a pigment contained in ink or the like is provided, the pigment composition being capable of better preventing oxidation of the pigment from occurring in the ink or after printing, and better reducing discoloration of the pigment, even when the pigment has a small particle size such as a nanometer size. Further, a tablet and a capsule are provided. For example, the pigment composition includes: a black iron oxide; a dispersion medium; a dispersant; and an oxidation inhibitor, wherein the black iron oxide has a median diameter D50 of 30 nm or greater and 1 μm or less, and the oxidation inhibitor is reduced isomaltulose.

A coating composition, a coating layer, and a coating system, and a method for their preparation and use are provided; the coating system comprises an iridescence index of 2 or higher and comprises a coating layer formed by a coating composition; the coating composition comprises a film-forming resin and a pigment composition; the pigment composition comprises 50% or more by weight of radar-transmitting pigment based on the total weight of the pigment composition and not more than 50% by weight of electrically conductive pigment based on the total weight of the pigment composition; the coating system has a radar signal transmission of 70% or higher;The coating system has a CIELAB color difference, ?E, compared to a coating system of the same color of no more than 4, measured at 110°, using a multi-angle spectrophotometer with D65 illumination and a 10° observer;

According to one embodiment, a pigment composition is provided that includes CI Pigment Yellow 180 and a compound represented by the following general formula (1). [Formula 1] TIFF0007841659000020.tif47154

To provide a multi-component organic solvent-based primer coating composition which has good finish and adhesion even when applied to a thick film and is excellent in sanding workability, and a repair coating method using the same. [Solution] A multi-component organic solvent-based primer coating composition obtained by mixing a main component (I) and a curing agent component (II), wherein the main component (I) comprises an acrylic polyol (A), a pigment composition (B), and an organic solvent (C), the curing agent component (II) comprises a polyisocyanate compound, the pigment composition (B) contained in the main component (I) comprises barium sulfate and talc and / or clay as part of its components, the content of the pigment composition (B) being within the range of 250 to 500 parts by mass based on 100 parts by mass of the solid content of the acrylic polyol (A), and the content of the barium sulfate contained in the pigment composition (B) being within the range of 120 to 400 parts by mass based on 100 parts by mass of the solid content of the acrylic polyol (A).

The invention relates to a method for manufacturing a coated cooking element (1) comprising the following steps: i. Providing a metallic substrate (2) having a face (2a) intended to be coated by a film (3); ii. Providing said film (3), said film (3) comprising: - a layer (3a) comprising one or more semi-crystalline or amorphous thermoplastic polymers, said layer (3a) being intended to be in contact with said face (2a) of said metallic substrate (2); - another layer (3b) forming a cooking face (4) opposite said layer (3a), said other layer (3b) comprising one or more polymers; - a decoration (A) comprising a pigment composition, said decoration (A) being arranged between layer (3a) and the other layer (3b) of the film (3); iii. Positioning said film (3) so that layer (3a) is opposite said face (2a) of the metallic substrate (2); iv.Assembly of said metallic substrate (2) and said film (3) by hot pressing. Figure for abbreviation: Figure 1.

This invention application provides compositions containing red yeast rice pigment and their applications, compositions with α-glucosidase inhibitory activity and their applications, and further, their application in α-glucosidase inhibitors, belonging to the technical field of natural active compounds inhibiting α-glucosidase. The compositions of this invention comprise one or both of red yeast rice pigment and red yeast rice pigment: wherein the molar ratio of acarbose to red yeast rice pigment is 400:400-600:300; the molar ratio of acarbose to red yeast rice pigment is 400:200-600:150; and the molar ratio of red yeast rice pigment to red yeast rice pigment is 150:400-200:300. The compositions involved in this invention have a significant synergistic inhibitory effect on α-glucosidase, superior to using the above compounds alone, and can achieve reduced drug dosage and reduced drug side effects.

One embodiment of the present invention provides a pigment composition comprising C.I. Pigment Yellow 180 and a compound represented by general formula (1).

To provide a pigment composition having excellent transparency, clarity, and weather resistance.SOLUTION: A pigment composition contains perylene pigment (A), particle size control agent (B) and carboxylic acid (C), where the perylene pigment (A) is perylene pigment having a specific structural formula, the particle size control agent (B) is a compound which has three or more of 5-membered ring or 6-membered ring, and at least one of the 5-membered ring and 6-membered ring is heterocycle, the carboxylic acid (C) is carboxylic acid having the molecular weight of 100 or more and 1000 or less, and the pigment composition contains the perylene pigment (A) by 70 mass% or more, the particle size control agent (B) by 0.1 mass% or more and 20 mass% or less, and the carboxylic acid (C) by 0.5 mass% or more and 20 mass% or less in the total 100 mass% of the perylene pigment (A), the particle size control agent (B) and the carboxylic acid (C).SELECTED DRAWING: None

The invention discloses a green-leaf-imitating spectrum rare earth pigment composition and a preparation method thereof, the green-leaf-imitating spectrum rare earth pigment composition is prepared by mixing raw materials including chromic oxide, a rare earth compound, a spectrum regulator, a dispersing agent, a complexing agent, a pH regulator and deionized water, the rare earth compound is selected from rare earth oxide, rare earth chloride and rare earth nitrate, and the spectrum regulator is selected from a spectrum regulator and a dispersing agent. Wherein the rare earth elements are selected from gadolinium, praseodymium, europium, dysprosium, holmium and erbium. The invention has good green leaf spectrum imitating performance, and can provide an omnibearing camouflage effect covering a visible light wave band and a near-infrared wave band; the preparation method is simple, raw materials are easy to obtain, and the method is suitable for industrial production.

The invention discloses color-improving high-fat compound feed for fancy carps and a preparation method of the color-improving high-fat compound feed, and belongs to the technical field of feed. The method is used for solving the technical problem that in the prior art, crude protein and pigment compositions in the color-increasing high-fat compound feed for the fancy carp are easily influenced by factors such as light, heat and pH. The color-improving high-fat compound feed for the fancy carp comprises a crude protein powder mixture, a grease expanding agent, a pigment compound, monocalcium phosphate, an antioxidant, choline, vitamin A and vitamin K. Mixing the spirulina, the astacin, the green algae and the xanthophyll to obtain a mixture; coating the mixture with an organic monomer butyl cyanoacrylate to prepare a pigment compound; the peony seed oil and the olive oil are used as wall materials to coat mixed core material powder composed of the fish meal, the soybean meal, the shrimp meal and the peanut meal, and the grease expanding agent is prepared. The prepared color-enhancing high-fat compound feed for the fancy carp has the effects of enhancing color enhancement, avoiding fat deposition of the fancy carp and balancing and enriching various nutrient elements.

To provide a multi-component organic solvent-based primer paint composition that has good finish and adhesion, and excellent substrate opacity and drying properties, and a repair painting method using the same. [Solution] A multi-component organic solvent-based primer paint composition obtained by mixing a main component (I) and a curing agent component (II), wherein the main component (I) comprises an acrylic polyol (A), a pigment composition (B), and an organic solvent (C), the curing agent component (II) comprises a polyisocyanate compound, the acrylic polyol (A) contained in the main component (I) comprises an acrylic polyol (A1) with a glass transition temperature of 40 to 70°C and an acrylic polyol (A2) with a glass transition temperature of 0 to 30°C, and the pigment composition (B) contained in the main component (I) contains barium sulfate and clay as part of its components.

A pigment composition includes first and second cholesteric liquid crystal pigments. The first cholesteric liquid crystal pigment has a center wavelength of a selective reflection band within a wavelength range of 400 nm or more and 800 nm or less and a selective reflection bandwidth of 150 nm or less. The second cholesteric liquid crystal pigment has a selective reflection bandwidth of 200 nm or more within a wavelength range of 400 nm or more and 800 nm or less. The selective reflection band of the first cholesteric liquid crystal pigment and a selective reflection band of the second cholesteric liquid crystal pigment at least partially overlap with each other. A containing amount of the first cholesteric liquid crystal pigment relative to a total amount of the first and second cholesteric liquid crystal pigments is more than 30% by weight and 80% by weight or less.

The present invention discloses a natural pigment composition and a preparation method thereof, belonging to the field of pigment technology. The natural pigment composition, its raw materials include a first pigment, a second pigment, a complexing agent and / or a coating skeleton material, the first pigment is tea pigment, and the second pigment is one or more of curcumin, sunflower yellow, and safflower yellow. The present invention also provides a preparation method of the natural pigment composition, comprising the following steps: dissolving the first pigment and the second pigment in deionized water to obtain a first mixed solution; adding the complexing agent to the first mixed solution to carry out a complex reaction to obtain a second solution; adding the coating skeleton material to the second solution and shaking the reaction at 25-30°C for 10-12h to obtain a third solution; and freeze-drying the third solution to obtain the natural pigment composition. The natural pigment composition in the present invention has good coloring and good color fixation.

The present invention relates to a dye composition comprising components A) and B) wherein A) is one or more dyes comprising beet pigments, in particular beet glycosides, and B) comprises one or more of citric acid, ascorbic acid, malic acid and ethylenediaminetetraacetic acid and at least one salt, as well as the use of the dye composition and a final consumer product comprising the dye composition.

In a conventional curable resin composition, when a resin is colored in order to conceal a component wiring or the like, curing acceleration by irradiation with an active energy ray is suppressed, and curability may be affected. To this end, the present invention relates to a photocurable resin composition having excellent surface curability even when colored, and capable of obtaining a cured product having excellent tensile strength. The above-mentioned problem is solved by a photocurable resin composition containing components (A) to (D): (A) an organic polymer having two or more alkoxysilyl groups per molecule; component (B): a compound having an isocyanuric acid ring and an alkoxysilyl group per molecule; component (C): a pigment; component (D): a photoacid generator.

The application discloses a method for detecting organic pigments in grotto temple fresco by high performance liquid chromatography, and comprises the following steps: (1) placing grotto temple fresco sample powder in a container, and adding methanol aqueous solution into the container; (2) dissolving the organic pigments in the grotto temple fresco sample in the methanol aqueous solution; (3) standing and precipitating; (4) using methanol aqueous solution to fix the volume of supernatant of the solution obtained in the step (3), so as to obtain a solution in which the organic pigments in the grotto temple fresco sample are dissolved; (5) filtering the solution obtained in the step (4); and (6) extracting the solution obtained in the step (5) to perform high performance liquid chromatography detection. The method can effectively separate the commonly used organic pigment components in the grotto temple fresco, and can be applied to the separation and detection of the commonly used organic pigments in the grotto temple fresco.

The invention discloses a lignin-based biomass pigment and a preparation method thereof, and belongs to the technical field of pigment production. The method comprises the following steps: carrying out purification treatment and modification treatment on lignin, mixing and stirring a modified lignin derivative dissolving solution and a dye dissolving solution at a certain temperature, and carrying out centrifugal separation or filtration to obtain the lignin-based biomass pigment. From the perspective of pigment composition, the purified lignin derivative is added into the dye to form ionic bond combination with the soluble dye to generate the pigment, so that active groups such as phenolic hydroxyl groups, alcoholic hydroxyl groups, carbon-based conjugated double bonds and carboxyl groups are introduced into the components, the prepared pigment has high biocompatibility, and the stability of the pigment can be maintained for 500 hours. Meanwhile, the preparation method is simple and high in economic benefit, and has wide application prospects in the aspects of printing ink, ink-jet printing, pigment printing paste coloring and the like.

The overglaze picture drawing and firing method for improving the definition of a picture drawn on porcelain according to the present invention comprises: a first firing step of firing for the first time after manufacturing a porcelain product; a second firing step in which the porcelain product is fired after being coated with a matte (Matt) glaze; a particle removal step for removing particles of the matte glaze formed on the surface of the porcelain product; a picture drawing step: applying a pigment composition on a drawing tool, and drawing a picture on the surface of the porcelain product; and a third firing step: after the picture is dried, coating glaze on the surface of the porcelain product and firing.

An isoindoline derivative of formulawhereinX is N, C—CN or C—COR2;Y is a radical having an acidic group or a basic group;R1 is independently from one another halogen or C1-C4-alkyl, said alkyl is unsubstituted or substituted with halogen;R2 is C1-C4-alkyl, said alkyl is unsubstituted or substituted with halogen; andn is 0, 1, 2, 3 or 4,with the proviso that Y does not include an acidic group if X is C—CN or C—COR2, and compositions containing the same are provided. The isoindoline derivative and the pigment composition are suitable, for example, for coloring high molecular mass organic material, especially paints, printing inks, resist formulations for color filter applications, electrophotographic toners, cosmetics, plastics, films or fibers.

The present application discloses a toluidine red pigment for architectural coatings and a preparation method thereof, and belongs to the field of pigment synthesis technology. The toluidine red pigment is composed of the following raw materials: 75-85 parts by weight of toluidine red pigment matrix, 5-10 parts by weight of nano titanium dioxide, 2-5 parts by weight of nano zinc oxide, 3-8 parts by weight of organosilicon modifier and 1-3 parts by weight of polysiloxane microcapsules. The present application significantly improves the weather resistance, dispersibility and stability of toluidine red pigment for architectural coatings by optimizing the pigment composition and adopting efficient preparation processes such as ultrasonic assistance and microchannel reactors, while reducing the energy consumption of production and improving production efficiency.

To provide a multicomponent type organic solvent-based primer composition which has good finishing property and adhesion even in thick film coating, and is excellent in polishing workability, and a repair coating method using the same.SOLUTION: A multicomponent type organic solvent-based primer composition is obtained by mixing a main agent component (I), and a curing agent component (II), wherein the main agent component (I) contains acryl polyol (A), a pigment composition (B) and an organic solvent (C), the curing agent component (II) contains a polyisocyanate compound, the pigment composition (B) contained in the main agent component (I) contains barium sulfate and talc and / or clay as a part of the component, a content of the pigment composition (B) is within the range of 250 to 500 pts.mass based on 100 pts.mass of the solid content of the acryl polyol (A), and a content of the barium sulfate contained in the pigment composition (B) is 120 to 400 pts.mass based on 100 pts.mass of the solid content of the acryl polyol (A).SELECTED DRAWING: None

A metal pigment composition of the present disclosure is a coloring composition or a composition to be used for preparation of the coloring composition and includes: a metal pigment; a polyoxyalkyleneamine compound; and a liquid medium component, the metal pigment includes metal particles, the metal particles are surface-modified with a surface treatment agent, and the surface treatment agent is at least one selected from the group consisting of a compound represented by the following formula (1) and a compound represented by the following formula (2)(A-R—O)aP(O)(OH)3-a  (1)(A-R)P(O)(OH)2  (2).

The present application provides a pigment composition, a patterning composition, a patterned substrate, a color filter, and a semiconductor device. The pigment composition includes a dispersant, an organic pigment, and a solvent. The synergist includes a basic compound. The dispersant includes a first structural unit represented by formula (I) and a second structural unit represented by formula (II). #imgabs0#Formula (I), #imgabs1#Formula (II). The pigment composition provided by the present application has a high organic pigment content and excellent dispersion performance, improves the spectroscopic effect and anti-optical crosstalk ability of the color filter, and enhances the high pixelation performance of the semiconductor device.