30results about How to "No orange peel" patented technology

The present invention relates to the fields of water-based wood lacquer colorizing paints and color matching water-based woodware top coats, and particularly relates to a novel colorizing water-based woodware top coat and a preparation method thereof. The novel colorizing water-based woodware top coat comprises the following components, by weight: 30-40% of a polyurethane emulsion, 5-10% of a film-forming agent, 0.1-0.5% of a defoamer, 20-30% of a solvent, 0.1-0. 5% of a pH adjusting agent, 0.1-0.5% of a leveling agent, 0.1-0.5% of a bactericide, 1-3% of a thickener, 1-15% of a water-based color concentrate, and the balance deionized water. The present invention has strong colorizing paint permeability, higher primer wetting effects, no contracted sides, black sides, blurs, pittings, orange peels or color differences, improves the padding formula and process of water-based wood lacquers, and enables uniform coloring of colored woodware varnish surfaces.

The invention discloses an InP single crystal wafer twin polishing method. The InP single crystal wafer twin polishing method comprises the steps that an InP single crystal wafer sequentially conducts rough polishing, moderate polishing and fine polishing on a twin polishing machine; rough polishing liquid comprises basoid silicon dioxide suspension liquid, deionized water and sodium dichloro cyanurate, volume ratio of the basoid silicon dioxide suspension liquid: the deionized: sodium dichloro cyanurate is 1:10:(1.0-1.8), and pondus hydrogenii (PH) value of the rough polishing liquid is 10-11; moderate polishing liquid comprises basoid silicon dioxide suspension liquid, deionized water and sodium hypochlorite, volume ratio of the basoid silicon dioxide suspension liquid: the deionized: the sodium hypochlorite is 1:15:(0.1-0.5), and PH value of the moderate polishing liquid is 8-9; and fine polishing liquid comprises basoid silicon dioxide suspension liquid and deionized water, volume ratio of the basoid silicon dioxide suspension liquid: the deionized is 1: ( 40-60), and PH value of the fine polishing liquid is 7-8. Surface quality of the InP single crystal wafer which is obtained after polishing by adopting of the method is consistent, and the InP single crystal wafer is crocodile-skin-free, scratching-free and mist-free.

The invention discloses a silver alloy for a high-temperature enamel inlaid jewelry. The silver alloy comprises 93-95 wt% of silver and a trace amount of copper, zinc, palladium, silicone and scandium. A preparation method of the silver alloy comprises the following steps: weighing corresponding amounts of metal raw materials; smelting at 990-1,010 DEG C after mixing; and after smelting, casting into ingots till the temperatures of all the ingredients are equal to obtain the silver alloy. The silver alloy is very suitable for serving as the base of transparent enamel, and excellent in tarnish resistance and high-temperature oxidation resistance, enamel fired by the silver alloy is high in transparency and good in glossiness, can be firmly combined with the base, and the silver alloy is free of surface cracks and wrinkles after being repeatedly fired at high temperature, is relatively high in strength and hardness and can meet the requirement for jewelry setting.

The invention relates to an aluminum alloy checkered plate in the state of 4017-H2X and a preparation method thereof. The checkered plate comprises the following raw materials in percentage by weight:0.6-1.6% of Si, less than or equal to 0.7% of Fe, 0.1-0.5% of Cu, 0.6-1.2% of Mn, 0.1-0.5% of Mg, less than or equal to 0.2% of Zn, less than 0.05% of other single impurities, less than 0.15% of total impurities and the balance of Al. The preparation method comprises the following steps of material preparing, smelting and casting; ingot soaking, machining and milling surface; hot rolling; cold rolling and cogging; cold rolling embossing; continuous annealing; and tension correction or crosscutting. The checkered plate in the state of 4017-H22 or 4017-H24 prepared by the preparation method hasno naked eye crack, no orange peel lines and fine surface after being bent at 90 degrees. The checkered plate prepared by the preparation method can be painted and is suitable for being used as building materials and manufacturing decorative parts.

The invention discloses UV surface paint applied to electrostatic coating. The UV surface paint contains the following components in part by mass: 24 to 32 parts of aminoacrylic resin, 8 to 12 parts of urethane acrylate, 25 to 31 parts of 1,6-hexanedioldiacrylate, 7 to 11 parts of trimethylolpropane triacrylate, 8 to 11 parts of tripropylene glycol diacrylate, 2.5 to 4 parts of photo-initiator, 0.1 to 0.5 part of flatting agent, 2.5 to 4 parts of butanone and 5.5 to 6.5 parts of acetic ether. The UV surface paint has high solid content and low environmental pollution, is applied to electrostatic coating and has very good atomizing effect; and an obtained workpiece surface film has uniform thickness, is smooth and has no orange peel phenomenon. Meanwhile, a paint film has high fullness, good luster and good hardness. The UV surface paint is particularly suitable for various carpentry workpieces which need multi-face coating such as violins, guitars, seats, photo frames and the like. The painting rate is over 90 percent, the loss is low, the work efficiency is equivalent to that of manual coating with 40 persons, and the UV surface paint can meet the requirement of efficient production.

The invention provides an automatic rotating exhibition stand which belongs to the technical field of furniture and solves the problems that the existing exhibition stand is difficult to assemble, adjust and transmit. The automatic rotating exhibition stand comprises a base, a motor and a bracket, wherein the base comprises an upper top plate and a lower bottom plate which are respectively provided with a plurality of notched grooves and are connected by a support plate which is provided with clamping parts, and the clamping parts and the notch grooves one-to-one correspond and are tightly clamped to each other; the motor is arranged on the lower bottom plate, and the output end of the motor is connected with a rotating shaft; the extending end of the rotating shaft protrudes from the upper top plate, and the rotating shaft is fixedly connected with an exhibition stand plate and a top support installed at the tail end of the rotating shaft; a separator which is also arranged between the exhibition stand plate and the top support divides the exhibition stand plate into a plurality of storage areas along the axial direction of the rotating shaft; the outer surface of the exhibition stand is sequentially sprayed and/or adhered with a flame retardant fluorescent surface coating with a four-layer structure and the layer thickness is 4 to 16 mm. The automatic rotating exhibition stand has the advantages of simplicity in regulation, convenience in load and unload and novelty in design.

The invention relates to new technology for preparing an RCC (resin coated copper foil), in particular to an electrophoretic preparation method of the RCC. The method provided by the invention comprises the following steps: 1) preparing aqueous solution with solid content of 10-30% from a water borne epoxy resin and a water borne epoxy hardener at a weight ratio of (3-5):1, wherein the aqueous solution is used as cathode electrophoresis liquid for later use; 2) adjusting the pH value of the electrophoresis liquid to be 6.0-7.0 and the temperature to be 18-30 DEG C, taking the copper foil as cathode and the inert metal as anode and performing electrophoresis for 2-12 minutes at a polar distance of 20-45 millimeters and electrophoresis voltage of 4-36V; and 3) washing an electrophoresis film with deionized water and then drying the electrophoresis film for 5-30 minutes at the temperature of 120-160 DEG C to obtain the RCC. The method has the following advantages: VOC (volatile organic compounds) are not released; environmental pollution is avoided; the cost is low; and a resin coating with transfinite thickness (30-150 microns) can be obtained.

The invention discloses a roller-coating and spray-coating mixed production process for a log cabinet body of UV paint furniture. The process comprises the following steps of fixed-thickness sanding,UV primer roller-coating for sealing wood pores, paint surface sanding for increasing the UV physical adhesive force in the subsequent procedure, secondary UV primer roller-coating for increasing theplumpness of a paint film, primer sanding, numerical control machining, cut edge physical repairing, UV finish paint spray-coating, paint surface physical repairing treatment, color matching and the like. According to the process, UV paint is applied to a log board, and the thickness of the paint film is greatly related to the wood, texture, hardness, splicing width, moisture, adsorption force anddamp-proof stability of the log board; the problems of miniaturization of production equipment and reduction of production cost are solved; and various adverse effects such as paint surface drawing,napping and granulation cannot be caused during UV paint roller-painting of the log board.

The invention relates to the technical field of color printing ink processing, and discloses color printing ink applied onto tempered glass. The ink is applied to the tempered glass; the viscosity isbetween 30000 and 45000 mpa.s; the production and the use are convenient; the printing effect is good; the dispersity and the compactness of the pigment are determined by the fineness, so that the printing color is uniform and saturated; the used resin has good acid and base resistance and high ultraviolet ray resistance effects; in addition, the viscidity of the pigments can be reduced; the prepared color printing ink has the characteristics of slow volatilization and high drying speed, high attaching degree with tempered glass, and smooth surface. Adverse phenomena of orange peel, edge diffusion and the like cannot occur; the clear and smooth patterns are obtained; meanwhile, adverse problems of white points, pin holes, sagging and the like are solved.

The invention relates to an anti-orange belt adhesive film special for a laser identification card and a preparation method and application thereof.The anti-orange belt adhesive film special for the laser identification card comprises a first mirror surface layer, a base material layer, a second mirror surface layer and a bonding layer which are sequentially overlapped, and the first mirror surface layer and the second mirror surface layer are the same in raw material component; the mirror surface layer is prepared from the following raw material components in parts by weight: 30 to 50 parts of epoxy resin, 30 to 50 parts of acrylic ester, 10 to 20 parts of cosolvent, 0.5 to 1.5 parts of catalyst, 5 to 25 parts of diluent, 10 to 20 parts of filler and 1 to 5 parts of initiator. The surface of the base material layer is coated with the mirror surface layer to prepare the orange-resistant belt adhesive film special for the laser card, high-temperature wriggling and deformation of molecules of the base material layer can be resisted in the high-temperature laminating card pressing process, the mirror surface state of the surface of the adhesive film is kept, the surface of the laser card prepared from the adhesive film is free of orange peel phenomenon, the laser effect is fully embodied and is not attenuated, and the service life of the laser card is prolonged. Not only is the attractiveness improved, but also the anti-counterfeiting property is ensured.

An aluminum alloy thin plate with controllable strength and a manufacturing method thereof relates to an aluminum alloy thin plate and a manufacturing method thereof. Most of the thin plates produced by the existing method are in the annealed state, and the uniformity of the structure is not good, which leads to the problem of premature fracture of the material. The present invention is made of aluminum, copper, magnesium, titanium. The method of the present invention is: in the smelting link, add 100 parts by weight of aluminum, 0.09-0.16 parts of copper, 0.02-0.05 parts of magnesium and 0.018-0.03 parts of titanium, the processing state is H14 and O state, and : Homogenized annealing of the alloy material at 600-620°C; hot rolling when cooled to 500-520°C, the final temperature of hot rolling is not lower than 360°C; cold rolling, processing rate 80-85%; after 430-450°C After the intermediate annealing, the finishing rolling with 25-35% processing rate is carried out. When the product manufactured by this method is formed, the sidewall thinning rate is large, the lug is small, the deep drawing is uniform, the thickness thinning rate can reach 45%, the surface is smooth, and the orange-shaped surface will not be produced.

The invention relates to a method for manufacturing a metal zinc blank and a pipe thereof. The manufacturing method comprises the following processing steps of: firstly, leading liquid zinc into a cavity of a crystallizer; applying a rotating magnetic field to the liquid zinc in the cavity of the crystallizer in the solidification process of the liquid zinc; and solidifying the liquid zinc into a pipe blank, and directly cold rolling or cold drawing the pipe blank into a required zinc pipe. The method for manufacturing the metal zinc blank and the pipe thereof does not have heating step in the pipe manufacturing process, and the blank has good performance.

The invention provides an azeotropic solvent composition. The azeotropic solvent composition comprises dimethyl carbonate and at least two or more compounds capable of respectively forming azeotropic mixtures with the dimethyl carbonate. The dimethyl carbonate azeotropic solvent composition is designed by introducing dimethyl carbonate into an automobile baking varnish solvent, at least two or more compound solvents capable of respectively forming azeotropic mixtures with dimethyl carbonate are adopted, solvent azeotropy is utilized for the first time to form a closely connected distillation range, and therefore, uniform volatilization of the solvent is ensured. The leveling effect of a paint film is greatly improved. The azeotropic solvent composition containing dimethyl carbonate provided by the invention has good leveling property, and can provide glossiness, improve the covering power of pigment, increase the flexibility and adhesive force of a paint film and reduce surface defects such as orange peel, vacuum, fisheye, crater and the like.