63results about How to "Improve the color change effect" patented technology

The invention discloses a method for inducing wood discoloration by using a chemical color-changing agent. The method comprises the following steps that firstly, a precursor substance solution is coated on the surface of wood, then the surface of the wood is coated with the color-changing agent after drying, and drying is carried out again to complete the color change of the wood to obtain a finished product. According to the method, the color saturation after chemical color change of the wood can be improved, so that the color of the wood is more easy to display after the wood is subjected tothe color change, the excellent permeability performance is achieved, the bonding strength of the wood color-changing layer is higher, the loss resistance is better, moreover, the displayed color isnatural and beautiful, the texture is clearer, the layering sense is stronger, and the color is richer.

The invention discloses photochromic microspheres with excellent thermal stability and a preparation method of the photochromic microspheres. The method comprises following steps: 1), a polymer or oligomer, a photochromic compound, an antioxidant, an ultraviolet absorbent and a sensitizer are swollen in an oil-soluble solvent with low boiling point; 2), after being heated to certain temperature and stirred and dissolved into uniform oil phase, a mixture is added to an aqueous solution containing an emulsifier and a co-emulsifier, and an oil-in-water type stable emulsion with emulsion droplet particle size range being 10 nm-1000 mu m is obtained through shearing emulsification; 3), the temperature of the emulsion system is increased and kept for a period of time, the low-boiling-point solvent in emulsion droplets is completely volatilized, polymer microspheres with uniformly dispersed photochromic molecules are obtained, and dry polymer microsphere powder with the uniformly dispersed photochromic molecules can also be directly prepared from the emulsion with a spray drying process. The microspheres prepared with the method are of a homogeneous solid structure, excellent in mechanical property and good in heat stability and have great application prospect in the fields of anti-counterfeiting, plastic products, fabric clothing, chemical printing and dyeing and the like.

This invention relates to a method for improving the properties of sandwich electrochromic glazing window. The glazing window comprises an electrochromic layer, an ion-storing coating layer, and an electrolyte between them, wherein the electrolyte contains silicon-oxygen band skeleton structure and alkali metal as conductive ions. Water 0.001-20 wt. % is added to the electrolyte. This invention uses inorganic-organic silicon as the precursor and lithium electrolyte as conductive ions to improve the ion-storing capacity of the ion-storing coating layer and the electrochromic capacity of the electrochromic layer.

The invention discloses a method for preparing magneto-chromism ferroferric oxide sol. The magneto-chromism ferroferric oxide sol is prepared by a synthesis and modification two-step method, namely by the following steps of: synthesizing monodispersity Fe3O4 magnetic particles by adopting a solvothermal method; modifying the product of Fe3O4 magnetic particles by using a surfactant of polyacrylicacid; and dispersing in carrier liquid of water. The magneto-chromism ferroferric oxide sol prepared by the method has uniform particle size distribution of the magnetic particles, good monodispersity, no agglomeration, the average particle size of 100nm and high magnetic property of the particles, has the maximum specific saturation magnetization of the particles of 88emu / g, and is stable and superparamagnetic. The magneto-chromism ferroferric oxide sol prepared by the method can be widely applied in the fields such as machinery, electronics, optics, magnetic, chemistry, biology and the like.

The invention discloses an embossing bicolor leather comprising a base cloth layer, a polyurethane foam layer coated on the base cloth layer and a crazy horse resin discoloration layer coated on the polyurethane foam layer. The upper surface of the bicolor leather is rough, and a plurality of crown parts and a plurality of groove parts are formed on the upper surface of the bicolor leather; and the surfaces of the crown parts are coated with a roller coating layer. Compared with the prior art, the bicolor leather is highly stereoscopic, and has double color and higher discoloration effect.

The invention relates to a healthy full-spectrum light source and a manufacturing method thereof. The full-spectrum light source comprises an LED support, a first LED chip mounting groove is formed in the center of the LED support, a first electrode and a second electrode are arranged at the two ends of the first LED chip mounting groove respectively, the first LED chip mounting groove is internally provided with multiple LED red chips and filled with transparent silica gel which covers the LED red chips, second chip mounting grooves are formed in the portions, at the two sides of the first LED chip mounting groove, of the LED support, the two ends of the second LED chip mounting grooves are provided with third electrodes and fourth electrodes respectively, and each second LED chip mounting groove is internally provided with multiple LED blue chips and filled with fluorescent glue. The healthy full-spectrum light source and the manufacturing method thereof have the advantages of being simple in structure, convenient to use, safe and reliable.

The invention discloses a preparation method of a color-changing plastic cup. The preparation method comprises the following steps: (a) manufacturing a cup body; (b) preparing a color-changing material; (c) carrying out injection molding on the color-changing material; (d) sealing and drying; (e) bonding a base; and (f) performing post treatment. According to the preparation method of the color-changing plastic cup, procedures are reasonably arranged, the preparation process is simple and convenient, the cost is moderate, a manufactured cup body is in a multi-layer structure design, a middle layer between an inner layer and an outer layer is a thermosensitive color-changing layer which can change with different colors according to the water temperature in the cup body, and the appearance performance and the interestingness of the plastic cup are effectively enriched; the plastic cup has the reasonable design and material selection, has the stable safety performance during use, and has the durable and remarkable color-changing effect.

The invention discloses a peelable blue gel and a preparation method. The peelable blue gel comprises, by weight, 50-80 parts of UV cured resin A, 50-80 parts of UV cured resin B, 50-80 parts of UV cured resin C, 0.05-0.1 part of flatting agent, 1-10 parts of wetting agent, 0.2-1 part of defoamer, 1-10 parts of color paste special for UV nail polish, 3-5 parts of photoinitiator A and 3-5 parts of photoinitiator B. After being irradiated by a 365nm UV-LED light, the peelable blue gel can be cured rapidly, has good binding force without peeling off, is easy to peel completely without residue, and can be applied to insulation, damp proof, pollution prevention, scratch protection of materials such as PET and ITO conducting films, ITO glass, glass of cellphones and tempered glass windows.

The invention discloses a traffic alarm mark line based on the humidity sensing color changing technology and a construction method thereof. The mark line is composed of a humidity sensing color changing layer on the upper layer, an alarm pattern layer on the middle layer and a prefabricated mark line layer on the lower layer; the prefabricated mark line layer adopts one-line prefabricated mark lines; alarm patterns are drawn on the prefabricated mark line layer, and after drying is performed, the alarm pattern layer is formed; at the room temperature, a humidity sensing color changing coating, carbonate powder, mineral oil and antioxidant are uniformly mixed according to the mass ratio being 25:1:1:2, and the humidity sensing color changing material is obtained; after the humidity sensing color changing material and water are uniformly mixed under the room temperature according to the mass ratio being 25:1, the mixture coats the alarm pattern layer through a screen printing technology, after drying is performed, the humidity sensing color changing layer is formed, and alarm mark lines are obtained. When the road is dry, the mark lines are white, and the stimulation degree to the driver is appropriate; when the road is slippery, the mark lines are changed into the striking alarm color, the 3D visual effect is shown, and the early warning effect on the driver is achieved.

The invention discloses a wood surface chemical color changing method. According to the wood surface chemical color changing method, the surface of wood is coated with copper chloride solution first,after drying, the surface of the wood is coated with a color changing agent, drying is conducted again, color changing of the wood is completed, and a finished product is obtained. The wood surface chemical color changing method has superior permeability, bonding strength of the color changing solution and the wood is higher, loss resistance is better, thus the color presented by the product madethrough the wood surface chemical color changing method is richer, lines are clearer, the layered feeling is higher, the color changing method is simple to operate, and the processing process is moreenvironmentally friendly.

The invention discloses a photochromic lens treatment method which comprises the following steps: S1, soaking a lens in a corrosive solution and a neutral solution, and washing with RO (Reverse Osmotic) water or purified water so as to form a uniform micro-pore structure on the surface of the lens; and S2, dialyzing a photochromic factor into the surface of the lens treated in the step S1, wherein the photochromic factor is dialyzed into the surface of the lens through a photochromic dialysis solution or a free photochromic factor. The photochromic lens treatment method disclosed by the invention uses a pretreatment method for preparing a pretreatment structure of a lens and further treating the pretreatment structure before methods such as spinning and soaking, then a thin layer of uniform spatial structure similar to a honeycomb can be formed on the surface of a lens substrate, the accommodation number of the photochromic factors within a unit area can be increased, the spatial structure is beneficial to opening and closure functions of photochromic chemical bonds, and thus the photochromic effect and the photochromic fading timeliness of the lens can be improved.

The invention discloses a photochromic micro-nano capsule with solid capsule core and a preparation method of the photochromic micro-nano capsule. The photochromic micro-nano capsule is characterizedby using a solid photochromic composite material as the capsule core. The preparation method includes steps of 1), swelling and dissolving polymer, photochromic dye, an antioxidant, an ultraviolet light absorber and a sensitizer in an oil-soluble solvent to obtain an oil phase, adding into a water solution containing an emulsifier and a co-emulsifier, and performing shear emulsifying to obtain anoil-in-water type stable emulsion; 2), adjusting emulsion temperature to 30-70 DEG C, adjusting emulsion pH, and adding a proper amount of amino resin or etherification modified amino resin solution at constant speed; 3), heating to a certain temperature and keeping stirring to obtain the micro-nano capsule; 4), adjusting the pH value of the prepared micro-nano capsule suspension to be about 7, and performing suction filtration and washing; 5), drying and thermally treating the capsule. The photochromic micro-nano capsule and the preparation method thereof have the advantages that the thermalstability of the capsule reaches over 300 DEG C, the mechanical performance of the capsule is obviously improved, and the capsule is applicable to fields such as fiber processing, textile and garment,chemical printing and dyeing and plastic products; the preparation method is simple in process and capable of achieving industrial production.

The invention relates to a preparation method of a polyaniline electrochromic film, belonging to the field of preparation of photoelectric materials. According to the preparation method, a solution is prepared by compounding ammonium persulfate and potassium monopersulfate; a polyaniline material with good water solubility is prepared by carrying out emulsion polymerization in a water phase; polyaniline is effectively dispersed and compounded with sodium tungstate sol; polymerization reaction is carried out under the connecting action of polyvinyl alcohol, and a compound material which has a crosslinked network structure and is in a stable state can be formed; in the compound material, a synergetic system is formed by a cathode component WO3 and an anode component polyaniline, so that a firm chemical bond is formed, the electrochromic property and electrochromic efficiency of a composite film are improved, and the surface of the film is improved; after the preparation method is adopted, nanofibers are neatly arranged, microchannels are uniform, the injection and extraction of electrons and ions are facilitated, and the electrochromism of the composite film is more easily realized; furthermore, the polyvinyl alcohol effectively improves the film-forming property of the material, improves the film density and further improves the material stability.

The invention discloses a color changing piece which solves the problem that the color changing capacity of an existing color changing piece needs to be improved. According to the technical scheme, the color changing piece comprises a base material. A lower color changing layer and an upper color changing layer at least cover the outer surface of the base material. The initial light absorption rate of the upper color changing layer is larger than that of the lower color changing layer. The color changing piece is simple in structure and easy to produce and manufacture, and the color changing property of the color changing piece can be effectively changed on the premise of not changing the type of a high polymer material of a color changing material and the color changing piece.

The invention relates to a preparation method of a tungsten trioxide color-changing material. According to the invention, a tungsten trioxide color-changing material capable of changing color at normal temperature is prepared in the presence of hydrogen, and the leakage of hydrogen can be observed with eyes at normal temperature, thereby avoiding the danger caused by the leakage of hydrogen. WO3 is stable in chemical property and high in diffusion coefficient of oxygen vacancies, is a common gas sensitive material and is one of the most promising hydrogen sensitive materials in hydrogen sensitive sensors. The hydrogen sensitive material prepared in the invention has the advantages of being rapid in response and sensitive in color change and has great application prospects.

The invention discloses a foundation liquid with good antibacterial property and a preparation method thereof, wherein the foundation liquid with good antibacterial property comprises the following raw materials: PEG-30 dimeric hydroxystearate, polyglycerol-2 dimeric hydroxystearate, polyglycerol-3 Diisostearic acid, hydrogenated polyisobutylene, polyoxyethylene cetyl stearyl diether, kaolin, titanium dioxide, ferric oxide, acrylic acid (ester) / stearyl alcohol polyether 20 methacrylate copolymer, carbomer, polyol, PEG-40 hydrogenate castor oil, preservative, pH value regulator, water, polylactic acid, zinc oxide, chitosan, sil bromide, vitamin E, and antibacterial modifying assistant, wherein that antibacterial foundation liquid is prepared through the steps of preparing an oil phase, prepare a transparent aqueous phase, adjusting pH value, and the like. The foundation liquid of the invention can be discolored and has excellent antibacterial effect.

The invention relates to a color master fever gloss lipstick comprising the following components by weight: phase A components including 20-40 parts of isooctyl palmitate; 3-11 parts of isononyl Isononanoate; phase B components including 9-15 parts of beeswax; 1-5 parts of ozocerite; 4-9 parts of polyethylene; 10-25 parts of liquid paraffin; 13-22 parts of hydrogenated polyisobutylene; 2-11 partsof octyldodecanol; 0.05-0.15 parts of methylparaben; 0.05-0.15 parts of propyl hydroxybenzoate; 0.5-2.1 parts of synthetic wax; 0.3-1.5 parts of microcrystalline wax; phase C components including 0.05-0.15 part of sodium hyaluronate; 0.05-0.15 part of tocopherol; 0.5-5.5 parts of glycolipid; phase D components: 0.05-0.15 part of pigment. A preparation method of the lipstick is further disclosed. The lipstick a warming nourishing lipstick with effective protection and has the functions of improving skin, achieving nutrient metabolism, being soft and smooth, removing wrinkles and increasing lipelasticity, natural moisturizing, resisting oxidation naturally, repairing lip wound, being unique in formula design, long-lasting in color change effect and different in color for different users.

The invention discloses a color-changing agent for inducing chemical discoloration of wood by copper ions and a color-changing method thereof. The color-changing agent comprises the following components in parts by mass, 10 to 50 parts of copper chloride, 1 to 5 parts of a fixing agent, 10 to 100 parts of a surfactant, and 800 to 950 parts of water; and the color-changing agent is applied to a wood single board and then dried to complete the discoloration of the wood. The method utilizes the color-changing agent containing copper chloride to induce a chemical discoloration reaction of molecules in the wood, and the color penetration degree of the wood is high after discoloration, the colors displayed after chemical discoloration are naturally beautiful, the texture is clearer, and the layering is stronger. In addition, the method also has the characteristics that the color-changing method is simple in operation, and the processing process is more environmentally friendly.

The invention discloses a thermochromic anti-pollution flashover silicone rubber composition which comprises the following components in percentage by mass: 0.1-20% of a color-changing functional particle composition; 30-70% of a polymer-based adhesive; 1-20% of a reinforcing filler; 15-55% of an electric corrosion resistant filler; 0-30% of other inorganic filler; 0.2-10% of silicone oil; and 0.1-5% of a silane coupling agent. The device is used for preparing the anti-pollution flashover coating or the umbrella skirt of the insulator, the surface damage part of the insulator caused by current leakage and electric arc can be displayed on line, accurate positioning of defects is achieved, a maintainer and an unmanned aerial vehicle can conveniently find problems in time, the anti-pollution flashover coating of the insulator is maintained in time or the umbrella skirt is replaced in time, and pollution flashover accidents are prevented. When the anti-pollution flashover coating or the umbrella skirt of the insulator is damaged by high temperature such as leakage current and electric arc, the color of the heat discoloration particles changes quickly, so that the coating has obvious chromatic aberration, and the defect part of the insulator is displayed.

The invention discloses a hand feeling optically variable UV curing coating. The coating comprises a PU component and a UV component, wherein the PU component comprises the following components in parts by weight: 20-40 parts of amorphous polyester resin, 5-20 parts of an inorganic black pigment and 35-80 parts of a first organic cosolvent; wherein the UV component comprises the following components in parts by weight: 20-40 parts of self-extinction light-cured resin, 15-35 parts of acrylic acid modified rosin resin, 5-15 parts of a UV monofunctional monomer, 5-20 parts of a UV multifunctionalmonomer, 0.5-10 parts of a photoinitiator, 3-15 parts of inorganic photochromic powder, 0.5-10 parts of a cosolvent and 20-40 parts of a second organic cosolvent. The surface of a coating film is smooth and free of granular sensation.

The invention provides a water paint, a preparation method thereof and a combined paint. The water paint comprises photosensitive color-changing toners and glass microballoons. By combining the photosensitive color-changing toners and the glass microballoons in the water paint provided by the invention, a paint film can show different colors under the illumination of natural light and simultaneously can produce a fluff-textured effect with different brightness, thereby achieving a favorable artistic effect. Meanwhile, the water paint provided by the invention also has the advantages of high adhesion, favorable water resistance, favorable weather resistance, favorable scrubbing resistance, favorable hand feeling, long-lasting color change and the like.

The invention is applicable to the technical field of glass, and provides a photochromic powder, a photochromic film, a photochromic glass and a preparation method thereof. The photochromic powder includes tungsten oxide, oxalic acid, titanium oxide and zinc oxide. The photochromic powder provided by the invention employs titanium oxide, zinc oxide and tungsten oxide to form a trinary semiconductor; through the interband synergistic effect, the trinary semiconductor is more vulnerable to sun light excitation for generation of electron-hole pairs, so as to greatly improve discolouration performance.

The invention discloses an automobile LED lamp assembly with the atmosphere lamp function. The automobile LED lamp assembly comprises an assembly shell, wherein cooling pipes are fixedly connected to the different side positions of an upper end and a lower end of the assembly shell correspondingly, the cooling pipes penetrate through the assembly shell and extend to an inner cavity, and a sealing cover plate is fixedly connected to a front face of the assembly shell; a reflective mirror is fixedly connected to the middle of the sealing cover plate, the sealing cover plate is of a sealing structure, a fixed through pipe is fixedly connected to the middle of the back face of an inner cavity of the assembly shell, a rotating device is fixedly connected to a front face of the fixed through pipe, and a four-edge reflective cone is fixedly connected to an end, away from the fixed through pipe, of the rotating device; the invention relates to the technical field of lighting devices. According to the automobile LED lamp assembly with the atmosphere lamp function, cooling oil is injected through the cooling pipes on the two sides, the cooling effect of the assembly is achieved, meanwhile, in the cooling process, the transparent oil body cannot affect propagation and color types of normal light rays, and the color distinguishing degree of the assembly is improved.

The invention discloses a color-changing particle and a preparation method thereof. The particle comprises a substrate polymer particle and an inorganic component, and the particle is responsive to ultraviolet light, visible light and temperature. The preparation method of the particle comprises the following steps: adding responsive polymer particles into a solvent, adding an inorganic precursor, and then adding a catalyst to deposit inorganic matters in the particles. The particle provided by the invention can be used for intelligent color-changing surfaces, color-changing fibers or clothes, flexible display and the like, and has wide application prospects in various fields of art, anti-counterfeiting, military camouflage, sensing and the like, and the preparation method is simple, convenient, easy to control, universal and suitable for mass production and application.

The invention relates to the printing anti-fake technical field, in particular to a latent image embossing anti-fake structure and a preparation process thereof. The latent image embossing anti-fake structure comprises a bottom part and concave portions formed by pressing an embossing mold onto the surface of the bottom part, and the depths of the concave portions range from 0.008 mm to 0.012 mm.Convex portions are formed between the adjacent concave portions, and an anti-fake pattern is formed by the multiple convex portions. The embossing mold comprises right-trapezoid protruding portions arranged at intervals, inverted trapezoidal sunken portions are formed between the adjacent protruding portions, the upper bottom of each protruding portion ranges from 0.08 mm to 0.12 mm, and the height of each protruding portion ranges from 0.06 mm to 0.1 mm. Each right trapezoid is an isosceles trapezoid with the base angle being 45 degrees. Printing ink is borne on the sunken portions, and an anti-fake pattern is formed by the sunken portions. The anti-fake patterns can be seen only when a user looks the structure sideways in a beam-focusing manner by a certain angle, and the latent image anti-fake effect is good.

The invention relates to a high-output energy storage greenhouse which comprises a front wall body, a rear wall body, a greenhouse body, a water circulating system and an air circulating system. Through improvement of various structural components, heat utilization is maximized, unnecessary waste of solar energy is reduced, and meanwhile, a water resource is reasonably utilized. Through reasonable adjustment of heat, a light condition and water circulation, the crop yield in the greenhouse is also improved.