223results about "Multicolor effect coatings" patented technology

The present invention relates to the technical field of inorganic multi-color coatings, and specifically relates to a preparation method and apparatus for an inorganic multi-color coating, and a use. The preparation method comprises the following raw materials: base paint: water, cellulose, a defoaming agent, a dispersing agent, a wetting agent, a luminescent material, an inorganic hybrid emulsion, an odorless pH regulator, and a bactericide; granulation liquid: water, a bactericide, xanthan gum, protective colloid powder, an odorless pH regulator, nanocellulose, and a defoaming agent; and a continuous phase emulsion: an inorganic hybrid emulsion, a bactericide, inorganic gel, deionized water, an odorless pH regulator, a thickening agent, and a defoaming agent. In the present invention, a mixture of CaAl2O4 calcium aluminate and BaAlO4 barium aluminate is added to serve as a luminescent material, the luminescent material can absorb and store solar energy by means of a specific mode when exposed to sunlight during the daytime, and at night, the internally stored energy is converted into optical radiation to be released, thereby realizing a light-emitting effect and realizing the luminous function of the coating.

A coating composition for an optical article containing a photochromic compound and two or more (meth)acrylates, the two or more (meth)acrylates containing a non-cyclic difunctional methacrylate having a molecular weight of 500 or more and a non-cyclic tri- or higher functional (meth)acrylate.

The present invention relates to a coating composition which contains (A) a binder component, (B) a scale-like aluminum pigment having an average particle diameter (d50) of 18-25 µm, and (C) a scale-like pigment having an average particle diameter (d50) of 8-30 µm, which is different from the scale-like aluminum pigment. The content of the pigment (B) is 10-50 parts by mass and the content of the pigment (C) is 0.5-10 parts by mass based on 100 parts by mass of the component (A); and the content ratio of the pigment (B) to the pigment (C), namely (B) / (C) is from 2 / 1 to 50 / 1 in terms of the solid content mass ratio.

The present solution provides a preparation method for a three-dimensional structured ferrous phosphate pigment with corrosion early warning capability, including following steps: preparing a ferrous ion-containing solution for providing ferrous ions, where the ferrous ion-containing solution includes a soluble ferrous salt and a surfactant but no oxidizing ions, and the ferrous ion-containing solution is maintained in an acidic environment; preparing an initial mixed solution for providing phosphate ions and ammonium ions; and performing ultrasonic refinement, heating, and holding on the intermediate mixed solution using an auxiliary device with ultrasonic oscillation and microwave heating functions to obtain a final mixed solution; and filtering out precipitates from the final mixed solution, and then transferring the precipitates to a vacuum environment for high-temperature heating treatment to obtain a three-dimensional structured ferrous phosphate pigment with corrosion early warning capability.

The present invention relates to the technical field of polyurethane coatings, and in particular to a polyurethane coating with sufficient tack-free dryness and a preparation method therefor. In the present invention, ethylene glycol, potassium methoxide, and glycidol are used to prepare a branched polyglycidyl ether and silicon dioxide is modified using the branched polyglycidyl ether. The addition of the branched polyglycidyl ether improves the compatibility of the modified silicon dioxide in a modified polyurethane emulsion, thereby enhancing the hydrophobicity and corrosion resistance of the coating. The backbone of the branched polyglycidyl ether has a high molecular weight, providing a large number of crosslinking sites, and by adding the branched polyglycidyl ether-modified silicon dioxide to the polyurethane coating, the water resistance of the polyurethane coating is enhanced. In the present invention, benzotriazole is also loaded on the silicon dioxide as a corrosion inhibitor, thereby imparting a corrosion-resistant effect to the coating.

The invention provides a tungsten oxide quantum dot-metal nano material photochromic composite film and a preparation method thereof. A metal nano material and tungsten oxide quantum dots are uniformly compounded by utilizing a water-soluble high polymer material. And the tungsten oxide quantum dot-metal nanomaterial photochromic composite film with more excellent photochromic performance than tungsten oxide is prepared. According to the tungsten oxide quantum dot-metal nano material photochromic composite film, the photochromic fading time is shortened to be within 2 hours, and the light modulation amplitude is gt; and the film has self-supporting performance. Compared with the prior art, the method for preparing the tungsten oxide quantum dot-metal nano material photochromic composite film is simple in process, controllable in process, free of expensive equipment and raw materials, good in process stability, high in yield and high in yield. The prepared tungsten oxide quantum dot-metal nano material photochromic composite film can be applied to any glass or resin substrate.

The invention provides a colored radiation refrigeration coating as well as a preparation method and application thereof, and belongs to the technical field of building materials. The preparation method comprises the following steps: carrying out self-assembly on a sulfonated cellulose nanocrystal aqueous solution to obtain a colored film; sequentially carrying out heat treatment and crushing on the colored film to obtain structural color particles; mixing the structural color particles with resin to obtain a mixture; and coating a reflecting layer with the mixture to obtain the colored radiation refrigeration coating. According to the colored radiation refrigeration coating and the preparation method thereof, the sulfonated cellulose nanocrystals form an expandable colored coating in a manner of crushing and mixing with resin, so that the problem of brittleness of the cellulose nanocrystals in use is solved, and the obtained colored radiation refrigeration coating can reduce the refrigeration energy consumption in a building use process in summer. The reflectivity of the prepared colored radiation refrigeration coating is 90-93%, the emissivity of the prepared colored radiation refrigeration coating is 87-92%, and a radiation refrigeration effect can be achieved.

The invention discloses a self-adaptive thermochromism super-hydrophobic self-cleaning radiation cooling coating as well as a preparation method and application of the self-adaptive thermochromism super-hydrophobic self-cleaning radiation cooling coating. The method comprises the following steps: dissolving a polymer matrix in an organic solvent, and magnetically stirring at room temperature for 0.5-3 hours to obtain a prepolymer solution; the preparation method comprises the following steps: dispersing an optical filler in an organic solvent, and performing ultrasonic treatment for 0.5-3 hours to obtain an emulsion; mixing the prepolymer solution and the emulsion, stirring at room temperature for 10-60 minutes, adding thermochromic phase change microcapsules, and uniformly mixing to obtain a precursor suspension; and spraying the precursor suspension on the surface of a substrate, and curing to obtain the self-adaptive thermochromic super-hydrophobic self-cleaning radiation cooling coating. The preparation method provided by the invention is simple to operate and mild in reaction condition, and the prepared coating has the advantages of self-adaptive radiation cooling, visual attractiveness, super-hydrophobic self-cleaning and mechanical environment durability, and is suitable for energy conservation and protection of building outer walls, roofs and outdoor equipment.

The invention relates to the field of composite materials, and discloses a porous super-hydrophobic and oleophobic colored radiation refrigeration coating and a preparation method thereof.The porous super-hydrophobic and oleophobic colored radiation refrigeration coating comprises a porous radiation refrigeration layer serving as a bottom layer and a super-hydrophobic and oleophobic colored porous radiation refrigeration layer serving as a top layer; the porous radiation refrigeration layer contains hollow SiO2-TiO2 core-shell particles and PVDF-HFP (Polyvinylidene Fluoride-Hexafluoropropylene) particles; the super-hydrophobic and oleophobic colored porous radiation refrigeration layer contains pigment, hollow SiO2-TiO2 core-shell particles and PVDF-HFP particles, and is subjected to alkali treatment and low-surface-energy silane coupling agent modification treatment. The porous super-hydrophobic and oleophobic colored radiation refrigeration coating not only has an excellent radiation refrigeration effect, but also has super-hydrophobic and oleophobic properties and colors.

To provide a multilayer coating film formation method which enables formation of a coating film having less unevenness and excellent brightness even under a normal temperature drying condition.SOLUTION: A brilliant multilayer coating film formation method includes a step (1) of coating a coloring coating material (I) containing a coloring pigment and a resin component onto a base material surface so that a thickness of a colored coating film is equal to or thicker than a covering film thickness, and drying the coloring coating material and providing a colored coating film, and a step (2) of coating a brilliant coating material (II) containing a brilliant pigment and a resin component onto the colored coating film obtained in the step (1), drying the brilliant coating material, and forming a brilliant coating film, in which the colored coating film does not contain a brilliant pigment or has a content of the brilliant pigment smaller than that of the brilliant coating film, and the brilliant coating film contains 0.05-15 mass% of the brilliant pigment and is thinner than a covering film thickness.SELECTED DRAWING: None

In a printed article, pigment flakes are magnetically aligned so as to form curved patterns in a plurality of cross-sections normal a continuous imaginary line, wherein radii of the curved patterns increase along the imaginary line from the first point to the second point. When light is incident upon the aligned pigment flakes from a light source, light reflected from the aligned pattern forms a bright image which appears to gradually change its shape and move from one side of the continuous imaginary line to another side of the continuous imaginary line when the substrate is tilted with respect to the light source.

The invention discloses a multicolor laser film and a processing method thereof. The multicolor laser film comprises a coating and a carrier layer, multiple color areas are formed on the coating through laser, and limpid laser of the multiple color areas exists on the same coating to form a multi-color laser layer; the thickness of the multi-color laser layer is between 0.8 mu m and 2 mu m; a vacuum aluminum plating layer is arranged on the back surface of the coating of the multi-color laser layer; the vacuum aluminum-plated layer can be transferred or compounded on the carrier layer at one time through the adhesive layer, so that the whole structure presents a multi-color laser pattern; and the base film is adhered to the top surface of the multi-color laser layer and can play a role in protecting the surface of the multi-color laser layer. By adopting the arrangement, the multicolor laser film has the advantages of high precision and paper cost saving, and paper damage can be reduced during processing.

The invention relates to the technical field of infrared camouflage coatings, in particular to a single-component sea gray water-based camouflage coating and a preparation method thereof. The invention discloses a single-component sea gray water-based camouflage coating and a preparation method thereof, a white pigment of the camouflage coating uses infrared reflection titanium dioxide to replace part of conventional titanium dioxide, so that not only is the color displayed in a visible light region ensured, but also the reflectivity to sunlight in the visible light region and a near-infrared light region is improved; and the thermal radiation energy can be controlled from the temperature, so that the infrared emissivity is reduced. The inorganic pigment paste with different components and concentrations is used for toning, so that the coating can better adapt to the requirement of rich colors in different environments, not only has excellent aesthetic feeling in appearance, but also can meet the requirement of visible light camouflage compatibility visually.

To provide a double-layer coating film which can be recognized as a black coating film and has a proper shade feeling.SOLUTION: A multilayer coating film comprising a first coating film, a second coating film and a clear coating film in this order, wherein the first coating film contains a black pigment, the second coating film contains a bright black scaly pigment and a black pigment, the chroma C * 15 in the L * C * h color system is 6 or less, and the lightness L * 110 in the L * C * h color system is 3 or less, A ratio L * 15 / L * 110 of a lightness L * 15 and a lightness L * 110 in an L * C * h color system is 9 or more and 24 or less, and a luster intensity Si15 is 2 or more and 10 or less.SELECTED DRAWING: None

To provide a coating film having higher luminance. A coating composition including a coating-film-forming resin and a pigment, wherein: the pigment includes a scaly vapor-deposited metal pigment; and a cured coating film of the coating composition has a sparkle intensity (Si) at an angle of incidence of 45° of 20 or higher, a sparkle area (Sa value) of 10 or higher, and a granularity value (G value) that exceeds 10.

The present application relates to a kind of spiropyran derivatives, color-changing glass paint and its preparation method and application.The spiropyran derivative, characterized in that, with as shown in formula (I) structure: formula (I);In formula (I), R1, R2, R3, R4, R5 Or R6 Independently be H, OCH3 Or the specific substituent group on the specific benzene ring of this spiropyran derivative, by its skeleton and specific substituent group cooperation, can realize the color change under light condition;With the spiropyran derivative as photochromic powder, be applied in color-changing glass paint, can make color-changing glass paint color change under light condition, not only can make the light transmittance of color-changing glass paint after color change lower, and after aging treatment, still can make color-changing glass paint keep lower light transmittance, and durability is good.

A tungsten oxide coating material for an electrochromic device that is a coating material for forming a tungsten oxide thin film having electrochromic characteristics, the coating material comprising: a solvent; tungsten oxide nanoparticles dispersed in the solvent; and a binder, wherein in the tungsten oxide nanoparticles, a half-value width of a peak detected at 29° ±1° in X-ray diffraction analysis (2θ) is 2° or less, and a primary particle size is 5 to 25 nm.

To provide a coating method for enhancing a protection function to a dwelling-house base concrete outer surface, and suitable for imparting external appearance having a high-class feeling.SOLUTION: A coating method of a dwelling-house base concrete outer surface includes: a process (1) for coating the outer surface of dwelling-house concrete with an undercoat paint (I) containing an inorganic pigment (A1) and an aqueous resin (B1), and forming an undercoat film by drying the paint; and a process (2) for applying a topcoat paint (II) containing color paint particles (A2) which are obtained by granulating a color paint and an aqueous resin (B2) on the undercoat film which is obtained in the process (1), and forming a topcoat film having a dot pattern by drying the paint. A quantity of the inorganic pigment (A1) contained in the undercoat paint (I) is equal to or larger than 100 mass parts with respect to a resin non-volatile amount 100 mass parts of the aqueous resin (B1), and an elongation rate of a film which is formed of the undercoat paint (I) at a temperature of 23°C is equal to or higher than 100%.SELECTED DRAWING: None

Disclosed are photosensitive elements, photosensitive solutions, and methods for forming same. The photosensitive element includes a layer disposed over a transparent substrate or an organic matrix having at least one of a polyfunctional hydroxy-stilbene-based additive and an alkoxy-stilbene-based additive and an organic electro-optical compound having a xanthene backbone.

The present invention relates to a metallic effect pigment-free radar compatible coating on a substrate, a method for making such a coating, and the use of such a coating, particularly in vehicle manufacturing.

The present invention discloses a multi-colored, high-build, inorganic workshop pre-coat primer, comprising the following ingredients: 35-40 parts by weight of a water-based inorganic resin, 25-35 parts by weight of a zinc binder, 5-10 parts by weight of an inorganic nano-color paste, 25-35 parts by weight of a functional filler, 0.5-1 parts by weight of a dispersant, 0.2-0.5 parts by weight of a defoamer, and 0.5-1 parts by weight of a wetting agent. The present invention also discloses a method for preparing the multi-colored, high-build, inorganic workshop pre-coat primer. Compared to the prior art, the present invention can achieve a richer color palette.

Disclosed in the present invention are a radar-transparent high-luminance silver coating, and a preparation method therefor and the use thereof. The high-luminance silver coating comprises: at least one aluminum pigment, with the weight percentage thereof being less than or equal to 1.5%; at least one silver pearlescent pigment, with the weight percentage thereof being 0.5-4.0%; and a solvent-type base material having a high content of an orienting agent, wherein the weight percentage of the effective content of the orienting agent in the solvent type base material is greater than 5%. In the present invention, a low addition amount of the aluminum pigment is used in combination with the silver pearlescent pigment having high covering properties to prepare the radar-transparent high-luminance silver coating in a base material system having a high content of the orienting agent; an increment in radar transmission loss caused by the silver coating is less than 0.5 dB, the optimal L15° is greater than 140, and the silver coating can also have good angle-dependent color shifting performance, flickering properties and covering power, and obvious metallic appearance; and the silver coating is expected to be applied to usage scenarios having requirements for both silver appearance and radar signal transparency.

The invention discloses a colored aluminum oxide aerogel coating and a preparation method of a coating product, aluminum oxide aerogel micro powder is adopted as a main raw material, and is mixed with a liquid surface modifier, a coloring agent, a stabilizer, a dispersing agent and a binder to form the colored aluminum oxide aerogel coating; the high-performance colored aluminum oxide aerogel coating product is prepared by combining a simple spraying, brushing or dip-coating process and carrying out drying treatment. The preparation method disclosed by the invention has the advantages of low cost, simple and convenient process, easiness in popularization and industrialization, excellent product performance and the like, and has remarkable technical advancement and wide application market in the field of novel aerogel coatings.

This invention provides a structural color material that changes color according to light source characteristics and its preparation method. The structural color material of this invention is prepared by a method comprising the following steps: a black light-absorbing substance is uniformly mixed with a submicron monodisperse polymer microsphere emulsion, and then uniformly mixed with a gel solution to obtain a mixed dispersion. The mixed dispersion is then spray-dried to obtain the structural color material that changes color according to light source characteristics. The refractive index of the submicron monodisperse polymer microsphere emulsion is less than the refractive index of the gel colloidal particles in the gel solution. This invention is based on the combination of submicron-sized polymer microspheres with a lower refractive index and a gel substance with a higher refractive index to form a periodic structure with controllable refractive index. Due to the periodic structure of the spherical disordered assembly and its spherical scattering characteristics of the light source, this material will produce a color response to different light source spectra, realizing a structural color material that is easy to prepare and has highly controllable color.

A photochromic article including a substrate; a primer layer formed by curing a polymerizable composition for forming the primer layer, and a photochromic layer formed by curing a (meth)acrylate-based polymerizable composition containing a photochromic compound, in this order, wherein the polymerizable composition for forming the primer layer contains isocyanate group-containing urethane (meth)acrylate, and the polymerizable composition for forming the primer layer has an isocyanate group content rate of 2.0 mass % or more when a total amount of the composition is set to 100 mass %.

The invention provides a preparation method of a water-based colorful building coating, which comprises the following steps: preparing a modified water-based propylene silicone acrylic emulsion: carrying out in-situ emulsion polymerization on 30-40 parts by weight of water-based acrylic emulsion, 25-35 parts by weight of modified silicone acrylic emulsion and 25-35 parts by weight of modified nano silicon dioxide emulsion in a reaction kettle under a stirring condition to obtain a modified water-based acrylic emulsion; the modified water-based propylene silicone acrylic emulsion is obtained; preparing water-based color paste; preparing a functional additive solution; preparing a hollow glass bead dispersion liquid; mixing the modified water-based propylene silicone acrylic emulsion, the water-based color paste, the functional additive solution and the hollow glass bead dispersion liquid, and stirring for 50-70 minutes to obtain a mixed solution; and filtering the mixed solution, and collecting the filtrate to obtain the water-based colorful architectural coating. The water-based colorful architectural coating prepared by the invention has excellent weather resistance, high covering power, strong adhesive force, excellent water resistance and alkali resistance and low VOC (Volatile Organic Compounds).

To provide an electrochromic material and a method for producing the same, which are used in a coating material that exhibits reversible color change between black and transparent, as well as a coating material and a mixed coating material containing the electrochromic material and methods for producing the same, a color-variable electrode, and an electrochromic device. [Solution] A black electrochromic material that reversibly changes color between black and transparent through an electrochemical redox reaction, comprising one or more nanoparticles selected from the group consisting of copper oxide nanoparticles that are heat-treated products of basic copper carbonate, titanium oxide nanoparticles, titanium nitride nanoparticles, nickel oxide nanoparticles, nickel hydroxide nanoparticles, zirconium oxide nanoparticles, and metallic iridium nanoparticles.

The present invention discloses a solar panel with a mesh-shaped color coating and a production method thereof. The production method comprises the following steps: (1) designing and manufacturing a screen plate with a dot array photosensitive pattern; (2) printing an LED-cured color coating on a transparent substrate through the screen plate to form a mesh-shaped color coating with light-transmitting holes; (3) irradiating the coating with LED ultraviolet light to preliminarily cure the coating; (4) heating and post-curing the preliminarily cured coating to form a solar panel with a mesh-shaped color coating; in terms of the mass percentage of the raw materials, the LED-cured color coating comprises: 45-65% LED photosensitive polymer; 12-27% photoactive diluent; 1-5% photosensitizer; 1-2% adhesion promoter; 3-15% pigment; 0.5-2% ultraviolet light absorber; and 0.01-3% leveling agent. The present invention also discloses the application of the solar panel in a color solar photovoltaic module. The present invention creatively solves the contradiction that the aesthetics and light transmittance of solar products cannot be unified.

The invention belongs to the field of coating preparation and relates to a cottonseed oil-based polyurethane coating based on a micro-flow field technology as well as a preparation method and application thereof. The preparation method comprises the following steps: polymerizing epoxidized cottonseed oil and isocyanate through a micro-flow field reaction device under the action of an initiator to prepare a cottonseed oil-based polyurethane prepolymer; and uniformly mixing the cottonseed oil-based polyurethane prepolymer with the color paste system to obtain the cottonseed oil-based polyurethane coating based on the micro-flow field technology. The cottonseed oil-based polyurethane coating prepared by the invention has excellent mechanical properties and chemical corrosion resistance, is rich in color, good in decorative effect and wide in application, and has very good economic and social benefits.

A light emitting composition including first color emitters and second color emitters. The first color emitters are configured to emit, upon exposure to an energy source, visible light at a target color in response to absorption of energy across a first band of wavelengths. The second color emitters are configured to emit, upon exposure to the energy source, visible light at the target color in response to absorption of energy across a second band of wavelengths. The light intensity observable at the target color is enhanced relative to reflected white light without emission from the first and second color emitters. The light emitting composition can be a part of a paint, an ink, a fabric, a thread, a road sign, a highway marking, an automobile, a boat, a plane, a reflector, a building product, a concrete product, an epoxy product, a jewelry product, colored contact lens, a candle product, a rubber product, a plastic product, or other colored surface.