56results about How to "Solve the problem of whitening" patented technology

The invention discloses an optical solidifying adhesive to bind keyboard silicon rubber piece of handset, PC or ABS, which comprises the following parts: 22. 00 -75. 00% polyurethane acrylate, 20.0-50.0% (methyl) acrylate, 0.00-20.00% white carbon black, 0.50-4. 00% adhesion accelerant, 0.01-1. 00% stabilizer and 0.50-5. 00% optical initiator.

The invention discloses an abrasion-resistant plastic gear and a manufacturing method thereof. The method mainly comprises the following steps of: adding dried and proportioned raw materials into a heated injection molding machine, setting injection pressure, speed, time and glue quantity of different stages of the injection molding machine, setting final protective pressure and protective pressure speed to achieve an optimal injection molding technology, and thus obtaining a final qualified product. The method overcomes the physical property defects of whitening, breakage, poor toughness, low strength and the like when the abrasion-resistant plastic gear is formed by injection molding; and the injection molding technology has stability, the obtained product is stable in quality, the production efficiency is improved, and the production cost is reduced.

The invention discloses a plastic bracket for an automobile and a manufacturing method thereof. The manufacturing method of the plastic bracket for the automobile mainly comprises the following steps of: adding dried and proportioned raw materials into a heated injection molding machine; and obtaining a final qualified product by setting injection pressure, speeds, injection time and injection glue amounts of the injection molding machine in different sections, and setting final holding pressure and a holding speed to reach an optimal injection molding process. The defects in physical performances of the product, such as transformation, fracture and bad toughness, are overcome when the plastic bracket of the automobile is molded through injection molding. Meanwhile, the injection molding process is stable, the quality of the obtained product is stable, the production efficiency is improved and the production cost is reduced.

The invention discloses a preparation method of a wool fabric with a flame-retardant function. The preparation method comprises the steps of preparing nano composite sol by taking ethyl silicate as a hydrolysis precursor and inorganic phosphate as a flame-retardant additive; adsorbing nano silicon dioxide composite phosphate on the wool fabric through sol-to-gel conversion; carrying out after finishing on the wool fabric by means of the synergistic effect of silicon and phosphorus to obtain a favorable flame-retardant effect. A nano sol-gel finishing technology is adopted in the preparation method, so that the consumption of phosphorous components can be greatly reduced, the flame-retardant efficiency can be increased, and the industrial production can be favorably realized.

The invention discloses a video identification-based charge level diagnosis and self-adaptive control device for a sintering machine. The device comprises a sintering machine trolley (1) and an ignition furnace (2), wherein the ignition furnace (2) comprises a furnace body (201), an ignition burner (202) and a heat-insulation burner (203); the furnace body (201) of the ignition furnace (2) is arranged on the upper part of the sintering machine trolley (1); the ignition burner (202) and the heat-insulation burner (203) are both arranged at the top of the furnace body (201), and the ignition burner (202) is located at the upstream part of the heat-insulation burner (203). The device is characterized by further comprising a charge level video identification device (3) arranged at the downstream part of the ignition furnace (2) and located above the sintering machine trolley (1) in the running direction of the sintering machine trolley (1). The device disclosed by the invention is capableof judging the ignition burner and a fuel gas blowing pipe which correspond to an unhealthy charge level according to the identified charge level color, and the opening degrees needing to be adjusted,of the corresponding electric valve of the ignition burner and the corresponding electric valve of the fuel gas blowing pipe, and then accurately and rapidly detecting and solving the unhealthy condition of charge level ignition, so that unmanned stable production of the ignition furnace is realized.

The invention discloses a wiring harness protective plate and a manufacturing method thereof. The manufacturing method mainly comprises the following steps of: adding dried and mixed raw materials into a heated injection molding machine; setting the injection pressures, speeds, injection time and injection rubber amounts for different sections of the injection molding machine; and setting a last pressure preserving pressure and pressure preserving speed for reaching an optimal injection molding process to obtain a finally-qualified product. According to the invention, the physical property defects of deformation, fracture, poor toughness and the like which occur easily during molding of an injected-molded wiring harness protective plate are overcome; and meanwhile, an injection molding process is stable, the quality of an obtained product is stable, the production efficiency is increased, and the production cost is reduced.

The invention discloses a trivalent chromium plating solution, a preparation method thereof and a trivalent chromium plating method, and belongs to the technical field of electroplating technologies.The trivalent chromium plating solution is prepared from the components including, by weight, 90-120 parts of chromium trichloride, 200-250 parts of conductive salt, 6-80 parts of a buffer agent, 40-60 parts of a complexing agent, 0.05-0.1 part of a wetting agent, 0.2-0.4 part of iron powder and 450-650 parts of deionized water. With the adoption of a trivalent chromium plating layer prepared fromthe trivalent chromium plating solution, the problems of yellowing and whitening of common trivalent chromium plating layers are solved, and the trivalent chromium plating layer also has the effect of imitating the slight dark color of stainless steel.

The invention discloses a method for preparing a sintered brick by water-based well drilling condensate modification. The method comprises a step (1) of causing water-based well drilling condensate to undergo preliminary crushing, adopting a stone removal device to remove most of limestone therein, performing deep crushing on the water-based well drilling condensate from which the limestone has been removed, performing sieving, and obtaining powder with the fineness lower than 1 mm; a step (2) of causing the water-based well drilling condensate powder obtained through the step (1) to be evenly mixed with modifier barium salt, shale soil and internal combustion coal, and obtaining a mixed material; a step (3) of adding water into the mixed material obtained through the step (2), performing stirring, and performing ageing for 2-3 days; a step (4) of making the aged mixed material into a green brick, performing drying and high-temperature sintering, and obtaining the finished sintered brick. According to the method for preparing the sintered brick by water-based well drilling condensate modification, the problems that in the prior art, a brick body of a sintered brick prepared from the water-based well drilling condensate becomes white, bursts and powders are effectively solved.

The invention discloses an image acquisition system with a red light color correction function. The image acquisition system comprises an image sensor, an analog gain module, an analog-to-digital conversion module, a color correction module and a digital gain module, wherein the image sensor is used for taking an image including traffic lights; the analog gain module is used for performing analogamplification on the taken image with a predetermined gain coefficient; the analog-to-digital conversion device is used for performing analog-to-digital conversion on the amplified analog image data in order to convert the analog image data into digital image data; the color correction module is used for performing color correction on the traffic lights in the digital image; and the digital gain module is used for digitally amplifying the digital image. Through adoption of the image acquisition system, the color component proportions of overexposed pixels are kept constant when the digital gain of the image is increased, so that the problems of yellowing and whitening of a red light since the red light is too bright are solved while the overall brightness of the image is not influenced.

The invention provides a camera auto iris control method and a device. The method comprises the steps of receiving image signals collected by an image sensor of a camera; processing the image signals by a processor so as to obtain gain values and luminance values of the image signals; adjusting sizes of analog gain signals output by the processor according to the gain values and the luminance values of the image signals by the processor; and adjusting a size of a camera auto iris according to the adjusted analog gain signals. The embodiment of the invention can control the size of the camera auto iris automatically according to the analog gain signals and has the advantages of avoiding flikers and blushing of the collected images, and improving the image quality.

The invention discloses a high-property automobile plastic bracket and a manufacturing method thereof. The manufacturing method of the high-property automobile plastic bracket mainly comprises the following steps of: adding dried and proportioned raw materials into a heated injection molding machine; and obtaining a final qualified product by setting injection pressure, speeds, injection time and injection glue amounts of the injection molding machine in different sections, and setting final holding pressure and a holding speed to reach an optimal injection molding process. The defects in physical performances of the product, such as transformation, fracture and bad toughness, are overcome when the high-property automobile plastic bracket is molded through injection molding. Meanwhile, the injection molding process is stable, the quality of the obtained product is stable, the production efficiency is improved and the production cost is reduced.

The invention provides a color steel slag road pavement brick and a preparation method thereof, and relates to the technical field of production of road pavement bricks. The color steel slag road pavement brick comprises a surface layer and a bottom layer, wherein the surface layer is prepared from the following raw materials in parts by weight: 17 to 25 parts of cement, 25 to 30 parts of steel slag molding sand, 18 to 20 parts of quartz sand, 5 to 10 parts of crushed stone, 3 to 6 parts of volcanic ash, 3 to 5 parts of zeolite, 3 to 6 parts of red mud, 4 to 6 parts of mixture, 0.2 to 0.4 part of quick setting agent, 1.3 to 2.3 parts of early strength agent, 0.5 to 1.5 parts of alkaline efforescence-resistant agent, 0.3 to 0.5 part of pigment powder, 1.2 to 1.6 parts of water reducing agent and 1 to 3 parts of water; the bottom layer is prepared from the following raw materials in parts by weight: 16 to 25 parts of cement, 22 to 28 parts of steel slag molding sand, 19 to 25 parts of crushed stone, and 2 to 3 parts of water. The preparation method comprises the following steps of weighing the raw materials, manufacturing the surface layer, manufacturing the bottom layer, forming, demolding, stacking and curing. The color steel slag road pavement brick and the preparation method can solve the problems of failure to reutilize the wastes, poor water permeability, low compressive strength, long manufacturing time, whitening, alkaline efforescence discoloring of the surface layer, and the like.

The invention discloses sand-in-water colorful paint with excellent early water resistance. A method comprises the steps of production of protective glue, production of base paint, production of a sand-in-water colorful paint continuous phase, production of colorful particles and production of the colorful paint. The early water resistance of the sand-in-water colorful paint can be effectively improved, and the problems that paint turns white and changes color due to weather change in practical construction can be well solved.

The invention relates to the technical field of functional foods, and particularly discloses anti-saccharifying whitening sleep-aiding tabletting candy and a preparation method thereof, wherein the anti-saccharifying whitening sleep-aiding tabletting candy comprises the following raw material components: casein hydrolysis peptide, a red pomegranate extract, fish roe essence DNA, rubus idaeus fruitpowder, a yeast extract, Zhuantang wheat, VC, gamma aminobutyric acid, red grapefruit powder, collagen peptide, sorbitol, magnesium stearate and sucralose. According to the invention, the anti-saccharifying whitening sleep-aiding tabletting candy can effectively relieve anxiety, restlessness and insomnia, particularly effectively inhibits the saccharifying phenomenon, prevents black spots, fundamentally solves the whitening problem, makes skin compact and full, recovers the softness and elasticity of the skin, and reduces wrinkles.

The invention relates to a manufacturing method of a crystalline silicon battery piece. The manufacturing method comprises a tubular PECVD film coating step, wherein the tubular PECVD film coating step comprises the steps of carrying out N2O treatment and silicon nitride silicon nitride layer film coating at least twice on tubular PECVD, and carrying out N2O treatment after the first time of silicon nitride layer film coating; and the crystalline silicon battery piece is free of whitening after sintering and is of PID resistance. By adopting the manufacturing method of the crystalline silicon battery piece in the battery, under the condition that the film thickness refractive index is unchanged, an original mono-layer SiNx film is changed into a double-layer or multi-layer SiNx film (inner-layer high refractive index SiN1 and outer-layer low refractive index SiN2), and simultaneously N2O is added after SiN2 for carrying out oxidation blowing cleaning on the surface, so that the whitening problem after sintering can be solved, and additional benefits of PID resistance promotion caused by the fact that the N2O is of oxidation capacity are also brought.

The present invention discloses a vehicle fuse box upper cover and a manufacturing method thereof. The manufacturing method mainly comprises: preparing a material A and a material B, drying the materials, mixing the materials according to a certain ratio, adding the mixed material to a heated injection molding machine, setting injection pressures, speeds, injection times and glue injection amounts at different segments of the injection molding machine, and setting a final packing pressure and a packing speed to achieve an optimal injection molding process so as to obtain the final qualified product. According to the present invention, physical property defects such as easily-appearing white drawing, fracture, poor toughness, low intensity and the like during molding of the injection molding vehicle fuse box upper cover are solved, the injection molding process is stable, the obtained product has stable stability, production efficiency is improved, and production cost is reduced.

The invention belongs to the field of polyurethane surface treatment agents, and particularly relates to a self-extinction skin-feeling solvent-free polyurethane waterborne matte surface treatment agent. The self-extinction skin-feeling solvent-free polyurethane waterborne matte surface treatment agent comprises 100 parts of waterborne extinction polyurethane resin, 150 parts of water, 4 parts ofwetting agent UL-5125, 0.5 part of defoaming agent F-530, and 5 parts of polyurethane thickening agent 8807. The invention further provides a preparation method. By adopting the self-extinction skin-feeling solvent-free polyurethane waterborne matte surface treatment agent, the problem of surface whitening of synthetic leather due to the separation of an organic phase and an inorganic phase of silicon dioxide and polyurethane film-forming agent in the existing treatment agent can be solved; and by jointly using the wetting agent and the defoaming agent, not only can the surface energy be reduced, but also bubbles of the film can be reduced, and the adhesiveness of the surface treatment agent can be improved.

The invention discloses a passenger car access door material and a manufacturing method thereof. The manufacturing method mainly comprises the following steps: adding dried proportioned raw materials into a heated injection molding machine; and setting the injection pressure, speed, injection time and rubber injection amount at different sections of the injection molding machine, and setting the final dwell pressure and dwell speed to achieve the optimal injection molding technique, thereby obtaining the end qualified product. The invention overcomes the defects of high whitening and cracking tendency, poor toughness, low strength and other physical properties in the passenger car access door injection molding process; and meanwhile, the injection molding technique has the advantage of high technical stability and stable product quality, enhances the production efficiency and lowers the production cost.

The invention discloses an anti-stress whitening transparent filling master batch for polypropylene and a preparation method thereof. The baster batch is prepared from the following raw materials in percentage by weight: 15 to 25 percent of polypropylene, 50 to 65 percent of transparent powder, 10 to 15 percent of polysiloxane, 0.5 to 1 percent of nucleating agents, 8 to 10 percent of compatilizers, 0.5 to 1 percent of coupling agents and 0.5 to 1 percent of antioxidants. The raw materials are weighed according to the mixture ratio; the transparent powder is added into a high-speed material mixing machine; the coupling agents are added into the material mixing machine to be mixed with the transparent powder; the polypropylene, the polysiloxane, transparent powder subjected to surface treatment, compatilizers, nucleating agents and antioxidants are sequentially added; stirring is performed so that the materials are uniformly mixed; the mixed materials are added into a double-screw extrusion machine to be extruded into strip-shaped articles; the master batch is obtained after the cooling. The anti-stress whitening transparent filling master batch has the advantages that the product surface smoothness and wear-resistance can be improved; the moisture absorption is avoided; the filling quantity is great; the transparency of the product is not influenced; the product manufacturing cost can be favorably reduced; good application values are realized.

The invention discloses a manufacturing process of an instrument socket with raw materials modified by ABS (acrylonitrile-butadiene-styrene). The manufacturing process is characterized by respectively drying a material A and a material B at 100-120 DEG C for 3-5 hours, then uniformly mixing the material A and the material B according to parts by weight and then granulating the material A and the material B and remixing and then granulating the granulated material A and material B; and adding the obtained granulated materials to an injection molding machine to be molded and demolding the materials, thus obtaining the instrument socket, wherein the material B contains the ABS high glue powder. The manufacturing process has the beneficial effects that the injection-molded instrument socket for a car easily suffer from such physical property defects as drag marks, breakage, poor toughness and low strength during molding; and meanwhile, the injection molding process is good in stability, the obtained product has stable quality and high surface gloss, the production efficiency is improved and the production cost is reduced.

The invention discloses a manufacturing process of an instrument carriage with raw materials containing ACS (acrylonitrile-chlorinated polyethylene-styrene) resins. The manufacturing process is characterized by respectively drying a material A and a material B at 100-120 DEG C for 3-5 hours, then uniformly mixing the material A and the material B according to parts by weight and then granulating the material A and the material B and remixing and then granulating the granulated material A and material B; and adding the obtained granulated materials to an injection molding machine to be molded and demolding the materials, thus obtaining the instrument socket, wherein the material B contains the ACS resins. The manufacturing process has the beneficial effects that the injection-molded instrument carriage for a car easily suffer from such physical property defects as drag marks, breakage, poor toughness and low strength during molding; and meanwhile, the injection molding process is good in stability, the obtained product has stable quality and high surface gloss, the production efficiency is improved and the production cost is reduced.

The invention provides a pixel driving circuit and method, and a display device. The pixel driving circuit comprises multiple sub pixels arranged in an array mode, multiple data lines and scanning lines and multiple first and second voltage adjusting modules, in the driving process, sub pixels in a (2n 1)th row and sub pixels in a 2nth row are scanned, a first voltage regulating module is used forrespectively inputting a first common voltage and a second common voltage to a second end of a second capacitor of the connected sub pixels when a first film transistor of the connected sub pixels isturned on and off, and a second voltage regulating module is used for respectively inputting a third common voltage and the second common voltage to a second end of a first capacitor of the connectedsub pixels when the first film transistor of the connected sub pixels is turned on and off. The scanning speed of the pixel driving circuit is greatly improved, a first pixel electrode and a second pixel electrode in the same sub pixel can be inputted with different voltages, and a problem that a display frame is whitened existing in the display device in a large viewing angle state is effectively solved.

A method of pasting a transparent adhesive tape at the end of a zipper includes: a step of tape pasting: adopting an ultrasonic hot-pressing process to paste the transparent adhesive tape onto a clothtape at the end of the zipper; a step of hole puncturing: puncturing through holes in the transparent adhesive tape after the step of tape pasting. A device for realizing the method comprises an ultrasonic hot-pressing tape pasting device, and a hole puncturing device for puncturing the through holes in the transparent adhesive tape is arranged beside the tape pasting device. The problem that thetransparent adhesive tape whitens and that the industry always wants to solve but cannot solve can be solved thoroughly. The method does not need to put any restrictive condition on subsequent water-washing and drying processes and can vigorously promote the transparent adhesive tape to have wider practical prospect on the zipper.

The invention discloses an instrument carriage with raw materials containing modified sepiolite powder. The instrument carriage is prepared from the following raw materials in parts by weight: 45-55 parts of material A and 45-55 parts of material B, wherein the material A is prepared by granulating the following raw materials in parts by weight: 65-70 parts of nylon PA66, 0.02-0.03 part of blue masterbatch, 0.01-0.02 part of titanium dioxide, 0.0005-0.001 part of brightener, 15-20 parts of polyolefin elastomer, 5-10 parts of PBT (polybutylene terephthalate), 1-2 parts of polycaprolactone, 0.5-1 part of 3-aminopropyltrimethoxysilane, 0.4-0.5 part of antioxidant 1035, 0.3-0.7 part of ditetradecyl carbon alcohol ester, 0.1-0.4 part of ultravioresistant agent, 1-2 parts of oxidized polyethylene wax, 1-1.5 parts of zinc stearate and 5-10 parts of modified nano powder. The instrument carriage has the beneficial effects that the obtained product has stable quality and high surface gloss; the production efficiency is improved; and the production cost is reduced.