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

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 a glass free-form surface surface polishing liquid, which belongs to the field of polishing liquid preparation. The glass free-form surface surface polishing liquid provided by the present invention is modified by introducing 20 to 50 parts of liquid carrier, 0.1 to 20 parts of dispersant, 1 to 30 parts of thickening additive, 80 to 120 parts of friction agent, and 1 to 20 parts of rheology. Active agent and 0.1 to 20 parts of surface active substances, the components are coordinated with each other and work together, while ensuring the continuous polishing effect of the polishing liquid, it solves the problem in the prior art that the viscosity of the polishing liquid varies with the polishing system during the polishing process. As the temperature rises, it decreases, resulting in a technical problem that the polishing efficiency decreases. At the same time, the preparation method of the glass free-form surface polishing liquid provided by the present invention is simple, easy to operate, low in energy consumption, greatly reduces the polishing cost, and does not need to use the necessary polishing pad in the traditional polishing process during the polishing process, which can realize High-volume polishing of glass components.

The invention relates to the technical field of a sealing edge sheet coating technique and a coating device thereof, in particular to a high bright and high wearing sealing edge sheet coating technique and device thereof. The technique of the invention is mainly characterized in that a base material is coated with a layer of UV gloss oil by a coating glue roll which rotates along the clockwise direction in vacuum and a coating cavity after being removed static; then the base material is coated with another layer of UV gloss oil by the coating glue roll which rotates along the anticlockwise direction to lead the brightness of the surface of the sealing edge sheet to be higher; the coating cavity of the device adopted is a closed space; the two ends of the coating cavity are respectively provided with at least one inlet and at least one outlet; the two ends of each coating glue roll are respectively provided with a lifting air cylinder; one end of each coating glue roll is connected witha motor respectively; one end of each transmission roll is also connected with the motor; the sealing edge sheet coating technique and the coating device thereof of the invention can coat a thicker glue layer on the base material of the sealing edge sheet by a pair of positive and negative rotating coating glue rolls, thus being not capable of leading on the surface of the sealing edge sheet to appear crocodile skin phenomenon, thus improving flatness and smoothness on the surface of a seal edge.

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 provides an automotive interior insulating coating and a preparation method thereof. The raw materials are: 50-70 parts of hydroxyl acrylic resin, 6-10 parts of cellulose acetate butyrate liquid, 1-3 parts of polyethylene wax, and 2-2 parts of dispersant 6 parts, 2-6 parts of pigment, 1-4 parts of matting powder, 0.1-0.6 parts of leveling agent, 8-10 parts of ethyl acetate, 8-10 parts of butyl acetate. Compared with the prior art, the coating provided by the invention does not contain volatile organic compounds, and has a large crosslinking density after curing. The performance indicators in all aspects are very high, especially its paint film insulation is very good. When the voltage of the multimeter is 1000V, the resistance can reach more than 50GΩ. Moreover, it has good dispersion, moderate leveling and thixotropy when spraying, uniform coating, no obvious orange peel, no pinhole bubbles, no impurities, and good smoothness.

The invention discloses a manufacturing method of an anti-microbial stainless steel water channel. The manufacturing method sequentially comprises the steps of first-time drawing, intermediate annealing, second-time drawing, edge cutting and wire drawing; solid solution state austenitic grade stainless steel formed within 30 min-60 min at the temperature ranging from 1000 DEG C-1060 DEG C is usedas a raw material, wherein Cu is 2.5%-4% by weight, the C is smaller than or equal to 0.08% by weight, Si is smaller than or equal to 0.5% by weight, Mn is smaller than or equal to 1.5% by weight, P is smaller than or equal to 0.045% by weight, S is smaller than or equal to 0.03% by weight, Ni is equal to 7%-8% by weight, Cr is equal to 16.5%-18% by weight, and the balance is Fe; and the solid solution state austenitic grade stainless steel at the specific temperature and time is adopted as the raw material, and full-texture antibiosis is achieved in cooperation with the process flow. The method has the excellent machining performance, cracking trends in the water channel drawing molding process can be effectively reduced, the clean, smooth and folding-free surface of the water channel isguaranteed, and the ductility, the tenacity and other performances of manufactured products are excellent.

The invention relates to screen printing ink for in-mold decoration. The ink comprises a component A and a component B. The component A is prepared from, by mass, 5-10% of high-boiling-point environment-friendly ester solvent, 15-25% of low-boiling-point environment-friendly ester solvent, 15-20% of tetramethylbenzene, 30-35% of saturated polyester resin, 5-10% of crystalline polyester resin, 6-10% of halogen-free environment-friendly pigment, 5-10% of filler and 1.8-3.5% of assistant. The component B is an isocyanate ester curing agent. An ink layer of the ink is good in flexibility and high in stretch rate, the ink is subjected to high-temperature injection molding and not prone to ink rushing, the adhesive quality of the ink layer and a substrate is good, the ink is small in smell and free of poisons to the human body, a wet film obtained after printing is proper in drying speed and not prone to screen plugging or plate adhering, printability and leveling performance are good, and no orange peel phenomenon is generated.

The invention provides a metal free-form surface surface polishing liquid, which belongs to the field of polishing liquid preparation. The metal free-form surface surface polishing liquid provided by the present invention is introduced by introducing 20-50 parts of liquid phase carrier, 0.1-20 parts of dispersant, 1-30 parts of thickening additive, 80-120 parts of friction agent, 1-20 parts of oxidizing agent and 0.1 ~20 parts of surface active substances, each component coordinates with each other and works together, while ensuring the continuous polishing effect of the polishing liquid, it solves the problem in the prior art that the viscosity of the polishing liquid increases with the temperature of the polishing system during the polishing process. High and low, resulting in a technical problem of reduced polishing efficiency. At the same time, the preparation method of the metal free-form surface polishing liquid provided by the invention is simple and easy to operate, has low energy consumption, greatly reduces the polishing cost, and can realize mass polishing of metal free-form surface parts.

The invention provides a method for preparing a polymer powder mixed material, which comprises the following steps: the new powder of the polymer powder material and the remaining powder of the polymer powder material after sintering are mixed according to the ratio of 0-50%: 50-100%. The mass percentage is added to the powder mixing barrel, and the high-temperature and slow-speed stirring process is adopted to eliminate the static electricity between the polymer powders, and then the high-speed stirring process is used to sieve to obtain a polymer powder mixed material. The polymer powder mixed material of the present invention has good fluidity, high loose packing density of the powder, no orange peel in the sintered part, good surface quality, and high recyclability of the residual powder of the polymer powder material, which greatly reduces the cost and greatly reduces the cost. The environment is friendly.