45results about How to "Clear dividing line" patented technology

The invention discloses a display panel and a display device. The display panel comprises a first display area and a second display area, and the light transmittance of the first display area is larger than that of the second display area. The display panel comprises first pixel groups located in the first display area and second sub-pixels located in the second display area, wherein each first pixel group comprises a first light-emitting pixel unit and a first non-light-emitting sub-pixel, and the first light-emitting pixel unit comprises first light-emitting sub-pixels; and the first pixel arrangement structure formed by the first light-emitting sub-pixels and the first non-light-emitting sub-pixels is the same as the second pixel arrangement structure formed by the second sub-pixels. According to the display panel provided by the embodiment of the invention, the boundary between the second display area with the higher PPI and the transition display area with the lower PPI in the display picture of the display panel is fuzzified, so that an obvious boundary between the two display areas is avoided, and the display effect is improved.

The invention relates to an electronic product shell and a surface treatment process thereof, in particular to an electronic product shell enabling two kinds of glosses on the same shell body or a single component and a surface treatment process of the electronic product shell. The process includes the following steps that: bottom paint is sprayed on a shell; a coating film coats on the bottom paint through vacuum coating; middle paint is sprayed on the coating film; matte surface paint is sprayed on the middle paint; and masking treatment is performed on a local region of the matte surface paint, and bright light surface paint is sprayed on the matte surface paint which has been subjected to the masking treatment, a region coated with the bright light surface paint is a bright region, and a masked region is a matte region. The surface treatment process is applied to the shell. With the electronic product shell provided by the invention adopted, the same shell can have the bright light region and the matte region, and therefore, the shell can have two kinds of glosses.

The invention provides a preparation process for an imitation full-body tile and a grid provided with square lattices and used for the preparation process. The preparation process comprises the following steps that firstly, the grid with the square lattices is arranged on a material distribution platform; secondly, material distribution is conducted, and a preset textured pattern is formed; thirdly, a secondary color mist spray material is applied into the lattices not applied with a main color mist spray material in the grid; fourthly, press forming is conducted after a layer of fabric is applied; and fifthly, the processes such as marking are conducted on green bricks according to the corresponding codes of the bottom material textures distributed by a press, and the imitation full-body tile with the consistent decoration textures in the fabric layer and the bottom material layer are obtained. According to the preparation process for the imitation full-body tile and the grid with the square lattices, even slotting of the imitation full-body tile is conducted, the textures in a slot of the imitation full-body tile can be perfectly in joint with infiltrating textures of the surface layer, and no segmented offset or breakage phenomenon exists. The invention further provides the grid provided with the square lattices and used in the preparation process for the imitation full-body tile, and deformation of the textures in the powder crossed mixing and material push processes after material distribution can be avoided.

The invention provides a display substrate, a display panel, and a display device. The display substrate comprises a transparent display area, a non-transparent display area, and a transitional display area adjacent to the transparent display area and the non-transparent display area; and along the direction in which the non-transparent display area points to the transparent display area, the light transmittance of the transitional display area gradually increases, and the minimum light transmittance of the transitional display area is greater than the light transmittance of the non-transparent display area, and the maximum light transmittance of the transitional display area is less than the light transmittance of the transparent display area.

The invention relates to the field of foods and particularly to a method for preparing the marinated egg. The method comprises the following steps of: preparing a hyperosmotic hydrated lime mixed solution; adding spice seasoning in the hyperosmotic hydrated lime mixed solution; adjusting the pH value to 7.8-8.8 to obtain a curing liquid, wherein the hyperosmotic hydrated lime mixed solution contains edible salt hyperosmotic solution; soaking a fresh egg in the curing liquid for 6-10 days to obtain a marinated egg as a semi-finished product; and continuously curing the marinated egg as the semi-finished product for 1-3 days to obtain a raw marinated egg, wherein the curing process is carried out in an environment where the air pressure is higher than the atmospheric pressure and an egg shell is prevented from being mechanically damaged. According to the marinated egg prepared by the preparation method disclosed by the invention, an egg white part is glittering and translucent like a preserved egg; a yolk part is delicious like crab roe and is colorful in luster; the boundary of the egg white and the yolk is remarkable; the marinated egg is fragrant in mouthfeel and can be eaten in a cold or hot state; the flavors of the marinated egg in the cold and hot state are different; and the marinated egg has the advantages of favorable elasticity, large yolk particle and abundant nutrient value.

The invention provides a three-layer cleansing lotion and a preparation method thereof. The three-layer cleansing lotion is prepared from an upper-layer oil phase, a middle-layer oil phase and a lower-layer water phase, wherein the upper-layer oil phase is prepared from 10 to 25 percent of cyclopentasiloxane, 5 to 15 percent of isohexadecane and 0.5 to 2 percent of grape seed oil; the middle-layeroil phase is prepared from 25 to 35 percent of diethoxyethyl succinate and 0.1 to 0.5 percent of gromwell oil; the lower-layer water phase is prepared from 0.1 to 2 percent of surfactant, 15 to 25 percent of moisturizer, 0.01 to 0.2 percent of anti-allergic agent, 0.0001 to 0.5 percent of water-soluble pigment, 0.02 to 2 percent of preservative and the balance of deionized water; the components of all layers are mixed and prepared to obtain the three-layer cleansing lotion. According to the three-layer cleansing lotion, the different fats are matched with the surfactant, so that the cleansingeffect is optimal, and remarkable cleaning effects on water-soluble dirt and fat soluble dirt are achieved.

The invention discloses a thermochromic low-melting-point polyester film and a preparation method thereof, and belongs to the field of polyester. The method comprises the following steps: taking terephthalic acid, 1, 4-butanediol or ethylene glycol as raw materials, adding aliphatic dibasic acid, polyester diol and a monohydroxy end-capping reagent by adopting a direct esterification method, and carrying out esterification and polymerization reactions to prepare the PBT or PET modified copolyester, crushing PET or PBT slices, uniformly mixing the crushed PET or PBT slices with a thermochromicmaterial, a heat stabilizer and an antioxidant in a high-speed mixer, and carrying out melt blending and pelletizing by using a double-screw extruder to obtain thermochromic low-melting-point polyester master batch; and using the prepared thermochromic low-melting-point polyester master batch as an intermediate layer and low-melting-point polyester as an outer layer to prepare three layers of thethermochromic low-melting-point polyester film. The prepared thermochromic polyester film is low in modulus, good in hand feeling, low in crystallinity, good in thermal adhesiveness and good in colorchanging performance, and can be widely applied to the fields of automobiles, buildings, heat-seal packaging films and the like.

The invention provides a double-spliced wood-plastic floor comprising a wood-plastic composite (WPC) layer, a middle material layer, a color film layer and a wearable layer which are arranged sequentially from bottom to top, wherein the upper surface of the double-spliced wood-plastic floor is provided with a pair of opposite first edges and a pair of opposite second edges; the upper surface of the double-spliced wood-plastic floor is provided with a boundary edge; the boundary edge is basically parallel with the first edges or the second edges; at least one first edge and/or second edge is provided with a boundary region; and the boundary region is arranged in the form of extending along the first edge and/or the second edge. The upper surface of the double-spliced wood-plastic floor is provided with the boundary edge, so that the single floor looks like two floors. During flooring, the effect of flooring the traditional two floors can be achieved only by flooring one floor, so the flooring efficiency is greatly increased and the labor cost is reduced. In addition, the boundary region, namely a boundary for differentiating different floors, is formed on the upper surface of each floor, and parting strips are not needed, so that flooring processes are reduced and the flooring difficulty is reduced.

The invention relates to a welding method of a stainless steel composite plate and belongs to welding methods. The welding method is realized by the following steps that a groove is machined, and a composite layer side is downwards machined by taking a boundary between a composite layer and a base layer as a reference to form a concave table; when a welding joint of the composite plate is assembled, the unfitness of butt joint is controlled to 0.5-1.5 mm; the base layer is welded through automatic submerged arc welding, and a welding bead is 1 mm lower than the boundary between the composite layer and the base layer; and a transition layer and the composite layer are both welded through stainless steel flux-cored wire CO2 gas shielded welding. According to the welding method, assembly deviation is strictly controlled, when the base layer and the transition layer are welded, the height of a welding seam can be well controlled, the fusion ratio can be controlled, carbon diffusion is effectively restrained, dilution of base layer base metal to the composite layer is reduced, embrittlement and cracks of a fusion area are avoided, and the quality of the welding joint is improved; and when the transition layer and the composite layer are welded, stainless steel flux-cored wire CO2 gas shielded welding is adopted, semi-automatic and full-automatic welding is achieved, and the welding efficiency is improved by 3-4 times.

The invention provides a preparation method of a bonding mark. The method comprises steps of S1, forming a groove on a bearing wafer through etching; S2, filling metal in the groove; and S3, removingthe metal on a surface of the bearing wafer to retain the metal filled in the groove so as to form a bonding mark on the bearing wafer. The preparation method is advantaged in that after the groove isformed by etching, identification of the surface of the mark is improved by depositing metal in the groove, the risk of a bonding gap caused by the groove is reduced, and the bonding quality is improved. Furthermore, the invention further provides a bonding mark prepared based on the method, and the bonding mark has a clear boundary and is easy to identify, the identification failure rate is reduced, the wafer rejection rate can be reduced, and productivity is improved. Furthermore, the invention further provides a wafer bonding method and a semiconductor device prepared based on the wafer bonding method.

The invention relates to a sandblasting machine, especially to a sandblasting position controlling device in the sandblasting machine. The sandblasting position controlling device comprises a rotating mandrel which forms a bolt connection with a rotating disc of the sandblasting machine, inclusive of an outer protection sleeve which is a circular hollow body, wherein a plurality of sand-guiding holes are disposed on the wall of the hollow body and the outer protection sleeve is arranged at the bottom of the rotating mandrel. With the combination of the sandblasting position controlling device and the sandblasting machine, when tubular workpieces are sandblasted, the workpieces inside the outer protection sleeve can be guaranteed not to be sandblasted, and sandblasting areas can be easily controlled, thus creating a clear boundary between the sandblasted part and the part which is not sandblasted.

The present invention provides a centrifugation bottle for PRP multistage parallel extraction, and a use method thereof. The centrifugation bottle comprises a sealed separation layer arranged inside the centrifugation bottle body, wherein the centrifugation bottle cavity of the centrifugation bottle is separated into a sealed first chamber and a sealed second chamber through the sealed separation layer, the first chamber and the second chamber are communicated through a U-shaped pipe, the bottle cover position of the first chamber is provided with a first air port, a first conducting pipe and a blood plasma injection port, and the bottle cover position of the second chamber is provided with a second air port and a second conducting pipe. With the centrifugation bottle of the present invention, the blood plasma can be subjected to multistage centrifugation, the transferring of the blood is not required, the pollution is not generated, and the purity is high.

The invention discloses a corrosion device for preparing a two-color film layer on a metal surface. The corrosion device comprises a tank mechanism, a liquid drewing mechanism and a control mechanism,a first tank body for containing metal products communicates with the bottom of a second tank body which is pumped with corrosive liquid, an overflow sensor is arranged at the edge of the first tankbody, and the partial surface of the metal products is subjected to corrosion treatment based on a connectivity principle and an overflow control method. The invention further provides a method basedon the corrosion device; the method comprises the steps that the metal products coated with a first color film layer is placed in the first tank body, and the corrosive liquid is entered the first tank body through buffering of the second tank body; a liquid level of the first tank body rises steadily and a rising speed is controllable so as to form a flat and uniform corrosion interface; and thensecond coloring treatment is performed on the corrosion part. The obtained products have a clear color boundary and an attractive appearance, and the method based on the corrosion device is particularly suitable for the production of the two-color film layer on the surface of irregular products or mesh structure products.

The invention discloses spraying equipment for decorative picture production based on fixed-point spraying, and relates to the field of spraying equipment.The spraying equipment comprises a spraying assembly arranged above a decorative picture, the spraying assembly comprises an upper fixing plate, a connecting frame is fixedly arranged at the edge of the lower surface of the upper fixing plate, and a lower fixing plate is fixedly arranged at the lower end of the connecting frame; an accumulation cylinder used for gathering coating is arranged below the feeding cylinder, a cleaning cylinder used for cleaning the coating is arranged below the accumulation cylinder, a spraying cylinder used for spraying the coating is arranged below the cleaning cylinder, and the feeding cylinder, the accumulation cylinder, the cleaning cylinder and the spraying cylinder are integrally arranged up and down and communicate with one another. According to the spraying device, the powdery coating can be fully and automatically mixed and sprayed on the surface of the decorative picture during spraying, and a high-pressure air area can be formed around the spraying position, so that the boundary of the spraying position is obvious, the phenomenon of mutual shading is avoided, the spraying processing of the decorative picture can be completed only by spraying a layer of coating on the decorative picture, and the coating is saved.

The invention discloses a method for bonding a colored part and a white part of a phenolic resin billiard. The method comprises the following steps of: firstly, casting a colored material in a first die, so as to form the colored part of the billiard, secondly, performing curing process on the colored part of the billiard, with the curing temperature being 70 to 90 DEG C and the curing temperature being 1.5 to 2.5 hours, and then performing demolding, thirdly, increasing the surface roughness of the colored part of the billiard, fourthly, cleaning the surface of the colored part of the billiard, fifthly, putting the colored part of the billiard into a second die, and casting white material in the second die, so as to form the base body of the billiard, and sixthly, performing curing process on the base body of the billiard, with the curing temperature being 70 to 90 DEG C and the curing temperature being 3.5 to 4.5 hours, and then performing demolding, so as to obtain the billiard. The method can effectively bond the colored part and the white part of the billiard body to form a whole body, and can also ensure that a boundary line between the colored part and the white part of the billiard body is obvious.

A base (1) for a masking tape for coating, which is made of a polyolefin resin film having an elastic modulus of 15 to 55 kgf/mm<2>, both surfaces of the film being modified by irradiation with corona or the like; a base (2) as set forth above, wherein a layer of a modified resin such as a polyester-urethane resin or the like is formed on at least one surface thereof; and a masking tape (3) for coating, produced by forming a layer of a pressure-sensitive adhesive comprising a thermoplastic saturated block polymer, a thermoplastic unsaturated block polymer and a tackifier or a layer of a cross-linked acrylic pressure-sensitive adhesive on one surface of the base (1). The polyolefin resin of the base (1) is a polypropylene-polyethylene block copolymer or the like, while the acrylic pressure-sensitive adhesive of the tape (3) is one containing a chlorinated polypropylene resin or the like. The use of the above base enables the production of a masking tape which is excellent in follow-up properties, gives a clear parting line, and can be peeled off without leaving any residue.