172results about How to "No fading" patented technology

The invention relates to a polyether amine modified waterborne epoxy floor hardener and a preparation method thereof. The polyether amine modified waterborne epoxy floor hardener is prepared through modification of polyether amine, synthesis of epoxy-amine and dispersion of deionized water; the molar ration of the polyether amine, epoxy-terminated glycidyl ether and epoxy resin is 2-6:0.5-4.5:0.5-4.5; during reaction, the polyether amine is firstly added into a reactor, then the epoxy-terminated glycidyl ether is added, the epoxy resin is added in drops, and lastly, the reactants are dispersed through the deionized water to obtain the polyether amine modified waterborne epoxy floor hardener. The preparation method of the polyether amine modified waterborne epoxy floor hardener is simple in process; the reaction temperature is easy to control; waterborne epoxy floor paints produced with the polyether amine modified waterborne epoxy floor hardener are high in hardness and glossiness, reach level-1 impact resistance and obtain high acid and alkali resistance.

The invention belongs to the technical field of printing and particularly relates to a continuous adjustment screen printing process of water-based gloss oil. The continuous adjustment screen printing process comprises the following steps of: 1) manufacture of continuous adjustment image files; 2) manufacture of films; 3) cleaning of the films; 4) stretching of a screen; 5) gluing; 6) positioning of the films; 7) exposure; 8) development; 9) drying; and 10) screen printing. The continuous adjustment screen printing process has the advantages that 1) the wear resistance is strong, the scratching is resisted, the screen-printed surface is wear-resistant, water-repellent and oil-repellent, and no color-fading phenomenon occurs on the surface of a printed product; 2) the film forming speed is fast, and the drying is rapid; 3) the high temperature resistance and the hot-sealing performance are good; 4) the degree of planeness is good, and the winding force resistance is strong; 5) the used water-based gloss oil has better leveling property, can realize fast leveling before a coating layer is dried to form a smooth surface, so that the coating layer can have high glossiness; and 6) the water-based gloss oil adopts water as a solvent without toxicity and smell. Compared with the water-based gloss oil used for local glossing, the continuous adjustment screen printing has the advantage that the image layering can be reproduced.

The invention discloses a rubber tire tread and a milling process thereof. The rubber tire tread comprises the following components in parts by weight: 70-110 parts of natural rubber, 0-15 parts of styrene-butadiene rubber, 5-20 parts of tread rubber powder, 1.5-2.5 parts of stearic acid, 1-2 parts of sulfur powder, 2-18 parts of white carbon black, 12-15 parts of carbon block, 2-30 parts of aromatic oil, 1-8 parts of zinc oxide, 4-7 parts of an anti-aging agent, 1-4 parts of pine tar, 1-4 parts of an accelerating agent, 0.2-1 part of an anti-reversion agent and 2-5 parts of a binding agent. A three-section milling process is adopted, and the milling process can improve the abrasive resistance, tear resistance and chunking and chipping resistance of the tire tread.

The invention provides a method for physically dyeing wood, which belongs to the technical field of wood processing. The method for physically dyeing the wood is to heat the wood and control temperature and time for heating to dye the wood. The method for physically dyeing the wood has the characteristics of small equipment investment, small production field, simple process and short treatment period; moreover, no pollution is generated during dyeing treatment, with safe production and high production efficiency; besides, the dyeing process does not require water vapor, so that the method has the advantages of no water consumption, small heat energy consumption, energy conservation, low production cost and the like during the process of dyeing treatment. Furthermore, the thickness of dyed wood is not restricted, and the method overcomes the defects of deformation, cracking, color difference and the like for the wood during production process, and has high product quality; and dyed wood has dimension stability, improved noncorrosibility and wide application range.

The present invention relates to a heat-resistant wire coated with silicone rubber which is used for the heating coil, the wire being mainly suitable to the coil winding and the leading line of microwave oven. It includes from the inner to outer portion a core 1 made of nickel plated copper wires, an insulating layer 2 made of silicone rubber, a weaving layer 3 made of Dacron and an outer heat-resistant coating 4. The weaving layer of the invention has high strength, good wear-resistance, long operating life and good firmness of color attachment.

The invention relates to nanometer fluorocarbon exterior wall heat insulation paint, which is prepared from ingredients according to the following weight proportion: the ratio of acrylics to fluorocarbon resin to nanometer SiO2 to titanium pigment to silicon acrylate latex to calcium carbonate to foam suppressor is 100-220 to 100-200 to 20-50 to 10-18 to 80-150 to 20-50 to 10-20. The invention makes the structure and the chemical composition part of transparent paint regulated to the most scientific and most reasonable state, and adds a few nanometer grade materials, so that the exterior wall paint is non-toxic and odorless, and accords with the requirement of environmental protection; a paint film resists water, has quite strong performances of acid and alkali resistance and mildew resistance; and the paint film can cover fine cracks. The nanometer fluorocarbon exterior wall heat insulation paint has the advantages of strong adhesive force, good heat insulation performance and low cost.

The invention provides a temperature control device in seawater breeding pond water reflow treatment. The temperature control device comprises a reflow water tank, a breeding pond and a heat exchange pump; the temperature control device is characterized in that a heat storage water tank and a plurality of heat exchangers are additionally arranged; one water outlet of the heat exchange water tank is communicated with a solar water heater through a water pump; the water outlet of the solar water heater is communicated with a water inlet of the heat storage water tank; another water outlet of the heat storage water tank is communicated with a heat source main pipe through a water source heat pump; the heat source main pipe is communicated with a plurality of heat source branched solenoid valve pipelines; each reflow branch pipe is communicated with the liquid inlet of the corresponding heat exchanger; the liquid discharge port of each heat exchanger is communicated with a reflow port of the breeding pond; each heat source branched solenoid valve is communicated with the water inlet of the corresponding heat exchanger through a heat source branch pipe; the water outlet of each heat exchanger is communicated with a reflow main pipe through a reflow branch pipe; and the reflow main pipe is communicated with the reflow port of the heat storage water tank. The temperature control device provided by the invention has the advantages that no seawater desalination phenomenon exists in reflow water indirect heat exchanging, and the seawater breeding effect is ensured, and moreover, the solar energy and the water source heat pump are complementary.

The invention provides diacetylene-class thermochromic ink and a method for preparing the diacetylene-class thermochromic ink. The diacetylene-class thermochromic ink is formed by the raw materials of, by mass, 8-15 parts of diacetylene-class thermochromic materials, 40-50 parts of vegetable oil type varnish, 20-25 parts of calcium carbonate and 10-15 parts of barium sulfate. The diacetylene-class thermochromic ink is even in color component dispersion, strong in viscosity with print and fadeless, equipment used in the preparing process is simple, the ink can be transformed into mass production and is easy to popularize, productivity is formed, food grade materials are selected and used as raw and auxiliary materials according to rules, and the ink can be used for food package printing.

The invention discloses boiling-resistant aqueous composite ink and a preparation method thereof. The boiling-resistant aqueous composite ink mainly comprises raw materials including aqueous polyurethane resin, a pigment and water, and a surface wetting agent, a wetting dispersing agent and a defoaming agent are additionally added. The preparation method of the boiling-resistant aqueous composite ink comprises the following steps of: firstly, adding partial aqueous polyurethane resin into a stirring reaction kettle; secondly, slowly adding the surface wetting agent, the wetting dispersing agent and partial defoaming agent, and adding the pigment after stirring and dispersing; thirdly, stirring and dispersing at high speed, and grinding after dispersing; fourthly, adding the residual aqueous polyurethane resin and defoaming agent and stirring and dispersing, and adding the water until the required viscosity is obtained through regulation; and at last, stirring, dispersing, filtering and packaging. The boiling-resistant aqueous composite ink, provided by the invention, is prepared by taking the high-performance aqueous polyurethane resin as a connecting material, and has the advantages of good pigment dispersibility, wide use range, lower film forming temperature, better mechanical property of formed film, more uniform particle size distribution and the like, and can be used for soft retort packages.

The invention provides a purple biaxial-stretching polyester film. The purple biaxial-stretching polyester film is of an ABA-type three-layer structure, wherein an A layer is a transparent layer, a Blayer is a colored layer, and a C layer includes purple masterbatch and optical-grade PET slice; and the A layer includes open-end masterbatch and optical-grade PET slice. When the preparation methodis compared with the prior art, the purple biaxial-stretching polyester film has the advantages of no color migration, no color fading, low haze and high gloss through selection of reasonable composition matching and a reasonable structure, and the performance of the purple biaxial-stretching polyester film is optimized. According to a preparation method of the purple biaxial-stretching polyesterfilm, related temperature parameters and mixing time are controlled reasonably, so that the performance of the purple biaxial-stretching polyester film is optimized, and the manufacture cost the purple biaxial-stretching polyester film is reduced.

The invention provides a sand-in-water type granite-imitating coating and a preparation method thereof, and relates to the field of architectural coating; the sand-in-water type granite-imitating coating comprises the following raw materials in parts by weight: 1400-1600 parts of water, 8-15 parts of a preservative, 10-15 parts of hydroxyethyl cellulose, 2-5 parts of ethylene glycol, 1-3 parts ofa pH regulator, 3-5 parts of a defoaming agent, 2-5 parts of an anionic wetting agent, 2-5 parts of a dispersant, 10-20 parts of 2,2,4-trimethyl-1,3-pentanediol monoisobutyrate, 5-10 parts of rutile titanium dioxide, 70-80 parts of kaolin, 300-350 parts of an acrylic emulsion, 180-220 parts of lithium magnesium silicate, 5-10 parts of snow white sand, 5-10 parts of a color paste, and 4-12 parts ofother auxiliary agents. The sand-in-water type granite-imitating coating has the advantages of rich and full patterns, strong stereoscopic texture, high simulation degree, good decorative effect andthe like, and a coating film has high strength and good weather resistance.

The invention discloses a process for producing osmanthus fragrans Chinese pear fruit wine, which belongs to the field of agriculture product machining. The wine is made by fermenting Chinese pear and osmanthus fragrans as main materials, the sour and sweet fruit taste of the Chinese pear, the sweet fragrance of the osmanthus fragrans, and the healthcare effects of the two materials are retained. The invention mainly focuses on research on novel fruit wine which is made by mixing and fermenting the Chinese pear and the osmanthus fragrans. The process comprises the following steps: juicing fresh Chinese pear as a raw material, wherein the ratio of juice to water is 1:(0.5-1.5), adding 3-5g of dried golden osmanthus fragrans into each liter of the fermentation liquid, subsequently inoculating activated grape wine high-activity yeast to brew the osmanthus fragrans Chinese pear fruit wine, wherein the fermentation condition is that the fermentation period is 6-8 days, the main fermentation temperature is 18-22 DEG C, the initial adjusted sugar degree is 20-22%, the initial pH value is 4.0-4.5, and the yeast inoculation amount is 6-10%, and the alcoholic strength of a fruit wine finished product brewed under such conditions is about 10-11% (v/v), and the wine is pure and gentle in taste, transparent and clear in color, thick and long-lasting in fragrance, thick in fruit fragrance and soft and tender in wine fragrance.

The invention relates to a method for storing and processing a real flower embossing picture and dried real flowers, which is characterized in that the embossing picture which is manufactured by real flowers and grass is placed on an aluminum-plated composite membrane; a transparent acryl board or transparent glass of which the area is the same as that of the aluminum-plated composite membrane is placed above the embossing picture; the aluminum-plated composite membrane and the high-precision transparent acryl board or the high-precision transparent glass are glued by glass cement; a small hole is reserved for inserting a suction pipe and tightly sealed by the hermetical glass cement after air in the picture is completely pumped by an air compressor; dried real flower and grass raw materials are placed into a plastic sealing bag; and air in the sealing bag is completely pumped by the air compressor, and the sealing bag is instantly sealed by a hot press. The method uses the vacuum technology to process the embossing picture, and can make the raw materials in the embossing picture be capable of being naturally adhered to a background board of the picture without use of a chemical adhesive. The dried flowers and grass are not exposed in the air and can not be oxidized, and have the advantages of no obvious fading, no mouldness, no worm damage, easy carrying, easy storage and so on.

The invention discloses a jewellery rose gold surface treatment plating solution, a preparation method and an electroplating method thereof. The preparation method comprises the following steps: weighing and pouring about 1 g of copper sulphate, about 120 g of ammonium sulphite, about 40 g of EDTA-2Na and about 100 g of potassium citrate into a beaker of 1L; then, adding 600 ml of water for diluting and dissolving, adding a stirring bar, placing the beaker in a heat collection type constant temperature heating magnetic stirrer, and heating and stirring the beaker for 40 minutes; taking out the beaker, and adding diamminedichloropalladium and sodium gold sulphite, wherein the palladium content of the diamminedichloropalladium is about 6 g, and the gold content of the sodium gold sulphite is about 10 g; adding water to about 950 ml, placing the beaker into the heat collection type constant temperature heating magnetic stirrer again, heating and stirring for 15 minutes, taking out the beaker, and filtering the solution; testing the acidity and alkalinity of the filtered solution by using PH paper with the specification of 6 to 9, wherein when the PH value is 8, the solution is the plating solution; if the PH value is less than 8, taking ammonia water by using a plastic cap dropper, adding half of the plastic cap dropper of the ammonia water, stirring for 2 to 3 minutes by using a glass rod, and testing the PH value again until the obtained PH value is 8; adding pure water to complement the solution to 1L to obtain the plating solution.

The invention provides rose gold electroplating liquid, a preparation method and an electric casting method. The rose gold electroplating liquid comprises 0.5-2 g of copper sulfate, 100-125 g of ammonium sulfite, 25-55 g of ethylene diamine tetraacetic acid, 85-115 g of potassium citrate, dichlorodiamminepalladium with a palladium content of 4-7 g, and sodium gold sulfide with a gold content of 5-15 g. In the rose gold electroplating liquid, the preparation method and the electric casting method, the rose gold electroplating liquid is excellent in electroplating effect, high in electroplating brightness and incapable of fading after long-time use.

The invention discloses epoxy anticorrosive paint for a circuit board. The epoxy anticorrosive paint is characterized by being prepared from the following raw materials in parts by weight: 80-85 parts of E-12 epoxy resin, 3-4 parts of aluminum powder, 1.4-1.6 parts of hexamethylene tetramine, 2-3 parts of triethyl acetyl citrate, 5-7 parts of talcum powder, 1-2 parts of an antioxidant DSTP (disteaxylthiodipropionate), 3-4 parts of vinyl tri(beta-methoxyl ethyoxyl) silane, 2-3 parts of isopropanol, 15-20 parts of ethyl acetate, 1-2 parts of zinc cyanurate, 3-4 parts of zinc oxide, 12-15 parts of bauxite, 2-3 parts of isocyanate and 3-4 parts of a dispersing auxiliary. The dispersing auxiliary improves the optical property, so that the paint is uniformly dispersed, and the stability of the paint is maintained. The gasoline and machine oil wiping resistant epoxy anticorrosive paint is mainly applied to metal surfaces and advertising boards, has excellent anticorrosive property, adhesive force, hardness, shock resistance and covering power, and is free from color fading.

The invention relates to outer wall composite nano paint. The outer wall composite nano paint consists of the following raw materials: nano composite material II, plasticizing agent, pure water, dispersant, antifreeze, defoaming agent, nano titanium dioxide, flatting agent, styrene-acrylic emulsion, fine particle calcium carbonate and coarse whiting, thickening agent and film forming additive, wherein based on the total weight of inner wall nano paint, the outer wall composite nano paint comprises 7.2 percent of the nano composite material II, 2.8 percent of the intensifier, 0.3 percent of the dispersant, 2.6 percent of the antifreeze, 0.3 percent of the defoaming agent, 26 percent of the nano titanium dioxide, 0.6 percent of the flatting agent, 33 percent of the styrene-acrylic emulsion, 8 percent of the fine particle calcium carbonate and coarse whiting, 1 percent of the thickening agent, 2.2 percent of the film forming additive, and the balance being pure water. The outer wall composite nano paint integrates the functions of heat insulation, fire retardation, heat preservation, environment protection, high elasticity and impact resistance.

The invention discloses a special luminous pearlescent pigment for ceramic firing. The pigment is characterized in that the pigment comprises a sheet substrate, the substrate is coated with a high-refractive-index coat, and the high-refractive-index coat is coated with a layer of a coloring agent to form a metal oxide composite coat. The coloring agent is ferric oxide. The sheet substrate is synthetic mica composed of a long-afterglow luminous material and a base flux. The special luminous pearlescent pigment is optically variable, and has the advantages of good brightness and color saturation, high brightness, intelligible pattern, color variety, excellent glaze quality, strong mechanical performances, and high chemical stability; and the coating of the inorganic metal oxide-ferric oxide makes the pigment have a high stability and not fade under high temperature firing conditions.