17results about How to "Improve coating adhesion" patented technology

The invention relates to the field of glass coating production equipment, in particular to a spin coating device and method for glass coating, which comprises a control base, a machine cover is fixed above the control base, one side of the machine cover is provided with a vacuumizing pipe for vacuumizing the interior of the machine cover and an exhaust pipe for vacuumizing the interior of the machine cover, and the other side of the machine cover is provided with a vacuum pump for vacuumizing the interior of the machine cover. Through cooperation of the IR film coating mechanism, the AR film coating mechanism and the lnk spin coating mechanism, IR film coating is conducted on a wafer firstly, then AR face bottoming film coating is conducted, the light transmittance and imaging quality of a final product are further optimized, IR film coating is conducted on the wafer firstly, then AR face bottoming film coating is conducted, then lnk spin coating is conducted, and finally AR film coating is conducted. The optical performance can be improved, the film coating adhesive force can be enhanced, the technological process can be optimized, the product performance can be improved, the production efficiency can be improved, the cost can be reduced, the product reliability can be enhanced, and the probability of chromatic dispersion and high-temperature-resistant phenomena in the baking process can be reduced.

The invention discloses a zinc-aluminum-magnesium coated steel plate for a photovoltaic support and a preparation method of the zinc-aluminum-magnesium coated steel plate, the zinc-aluminum-magnesium coated steel plate is prepared by smelting and casting raw material steel to prepare a plate blank, and the plate blank is subjected to hot rolling, acid pickling, leveling, degreasing cleaning, continuous annealing, hot dipping, finishing and withdrawal and straightening procedures to prepare the zinc-aluminum-magnesium coated steel plate. The steel plate is a hot-based hot-galvanized aluminum-magnesium alloy, is low in production cost, is more excellent in corrosion resistance compared with an existing galvanized product, not only conforms to the green and low-carbon development trend of the photovoltaic industry, but also is higher in product surface quality, coating adhesive force and ductility, and the comprehensive performance completely meets the requirements of steel for a photovoltaic bracket, so that the steel plate has a good application prospect. The zinc-aluminum-magnesium coated steel plate provided by the invention meets the urgent requirements of the photovoltaic industry on high-strength, high-corrosion-resistance and low-cost coated steel plates for photovoltaic brackets, and has a wide application prospect in the photovoltaic field.

The invention relates to a high-light-transmittance semi-permeable electroplating ABS (Acrylonitrile Butadiene Styrene) material as well as a preparation method and application thereof. The high-light-transmittance semi-permeable electroplating ABS material is prepared from the following components in parts by weight: 25 to 35 parts of ABS high rubber powder, 40 to 60 parts of MAS copolymer resin, 5 to 10 parts of transparent ABS resin, 5 to 10 parts of dispersing aid, 0.1 to 0.4 part of antioxidant and 0.1 to 0.3 part of lubricant. Compared with the prior art, the prepared electroplating ABS material has high light transmittance performance and is suitable for electroplating workpieces with optical requirements.

A method for producing a modified wheat flour of the present invention includes a first heating step of heating a raw material wheat flour under hermetically sealed conditions so that the temperature of the raw material wheat flour exceeds 100°C and a second heating step of heating the raw material wheat flour from the first heating step under atmospheric pressure conditions so that the temperature of the raw material wheat flour is in a range of 90°C to 120°C. Preferably, the method includes a step of adjusting the moisture content of the raw material wheat flour to 12 to 22 mass% prior to the first heating step. According to the present invention, it is possible to produce fried coated food in which a coating has excellent adhesion to a solid ingredient and also has an excellent texture.

The invention provides a radioactive matrix surface low-temperature nickel plating device and method.The radioactive matrix surface low-temperature nickel plating device comprises a cleaning box assembly, the cleaning box assembly comprises a cleaning box body, a cleaning sample table, an ion source and a cleaning vacuumizing pipeline, an ion cleaning cavity is formed in the cleaning box body, and the cleaning sample table is arranged in the cleaning box body; a gate plate is arranged between the coating box assembly and the cleaning box assembly, the coating box assembly comprises a first box body and a first air inlet pipeline, and a first coating cavity is formed in the first box body; through the arrangement of the cleaning box assembly, ion cleaning of the whole surface of a workpiece can be achieved, natural oxide on the surface is removed, a metal substrate is exposed, the coating quality is improved, through the arrangement of the coating box assembly, the retention time of gas in the first coating cavity is prolonged, and the coating quality is improved. And coating deposition of a workpiece can be completed through sufficient reaction at a lower temperature, and the binding force of a coating film can be improved.

The invention discloses a coating method for a surface coating of a titanium alloy wire for a fastener. The coating method is specifically implemented according to the following steps: step 1, cleaning a to-be-coated surface of the titanium alloy wire and carrying out sand blasting treatment; 2, the surface of the titanium alloy wire is coated with a layer of dry film lubricant A, and then the surface of the titanium alloy wire is coated with a layer of dry film lubricant B in an overlaid mode; 3, the titanium alloy wire treated in the step 2 is subjected to coating permeation process treatment; wherein the dry film lubricant A contains polyethylene glycol with the volume fraction of 5-10%, the dry film lubricant B contains modified aldehyde ketone resin with the volume fraction of 5-15%, and the polyethylene glycol is used for forming hydrogen bonds with the modified aldehyde ketone resin under electrostatic adsorption. By means of the method, the problem that when the existing heading temperature reaches 700 DEG C or above, the high temperature resistance of a single-layer thermosetting dry film lubricant is poor is solved.

The invention provides a composite infiltrated layer and a preparation method and application thereof. The preparation method comprises the following steps: performing shot blasting treatment on the surface of an electric power fitting; performing zinc impregnation treatment on the electric power fitting after shot blasting treatment; and nitriding treatment is carried out on the electric power fitting after zinc impregnation treatment, and a composite permeation layer is formed on the surface of the electric power fitting. Corrosion resistance and aging resistance of the electric power fitting can be improved, reliable operation of an electric power system is guaranteed, and the requirement for wear resistance of the electric power fitting of an overhead transmission line is met.

The application discloses a kind of fibrous felt that can be all-weather fast recovery high viscosity crude oil, preparation method and its application.The fibrous felt includes the fibrous substrate formed by profiled cross-section fiber, and the binder layer, functional layer and hydrophobic coating sequentially loaded on its surface;Functional layer is used to generate Joule heat when energized and generate photo-thermal effect under light;The water contact angle of fibrous felt is greater than 140°.The application also provides its preparation method and application.The application integrates photo-thermal and Joule heat effect in the same felt, realizes all-weather operation ability;Use C-shaped or Y-shaped profiled cross-section fiber, accelerate the penetration and absorption of high viscosity crude oil;Through the synergistic effect of polypyrrole layer and MXene layer, the resistance is significantly reduced and the oil absorption time is shortened.The fibrous felt of the application has simple preparation process, and is suitable for all-weather oil spill recovery in complex environment such as ocean oil spill.

The invention belongs to the technical field of pipeline inner wall spraying equipment, and relates to a full-automatic spraying equipment device which comprises a movable base, an adjustable pipeline clamping mechanism, a rotary spraying executing mechanism, an automatic feeding system and an intelligent electric control unit. The adjustable pipeline clamping mechanism can achieve automatic centering and clamping of pipelines with different pipe diameters, and the rotary spraying executing mechanism is of a servo rotation and electric telescopic combined structure and is matched with a radial fine adjustment spraying head and a plurality of sets of circumferential fan-shaped nozzles to achieve 360-degree even dead-corner-free spraying of the inner walls of the pipelines. The automatic feeding system has the functions of pressurization, flow regulation and leakage prevention, and the intelligent electric control unit achieves one-key automatic spraying, constant-speed feeding, automatic returning and sudden stop protection. The pipeline inner wall spraying device is high in adaptability, uniform in spraying, high in automation degree and convenient to move, the problems that traditional equipment is single in pipe diameter adaptation, unstable in clamping, uneven in coating and high in manual dependence degree are effectively solved, and the spraying efficiency and quality of the pipeline inner wall are remarkably improved.

The invention discloses a medical pressure belt based on nylon spandex elastic flannelette and a preparation method of the medical pressure belt, and relates to the technical field of medical pressure belts. The preparation method comprises the following steps: pretreating brocade spandex elastic flannelette through alkali washing and acid washing, immersing the brocade spandex elastic flannelette into an epsilon-polylysine solution to form a bottom coating, dispersing composite phthalocyanine powder consisting of water-soluble phthalocyanine dye, monosubstituted beta-carboxyl zinc phthalocyanine and iron phthalocyanine derivatives, adjusting the pH value, adding an auxiliary agent to prepare slurry, dip-dyeing a base material with the bottom coating, pre-drying, and curing to obtain a finished product. The pressure belt integrates the functions of efficient antibiosis, deodorization and dyeing, the coating is high in adhesive force, washable and durable, the base material is elastically attached, the biological safety is high, and the pressure belt is suitable for the scenes of clinical infection prevention, postoperative care and the like.

The invention discloses a manufacturing process of a liquid hydrogen storage tank with a carbon-based anti-seepage coating on the inner wall. The manufacturing process comprises the following steps that a liquid hydrogen storage tank base body and the carbon-based anti-seepage coating are prepared; wherein the carbon-based anti-seepage coating comprises carbon nanotubes and polymer resin, and the mass fraction of the carbon nanotubes in the carbon-based anti-seepage coating is 30%-50%. And the surface of the inner wall of the liquid hydrogen storage tank base body is coated with the carbon-based anti-seepage coating, the carbon-based anti-seepage coating is cured, and the liquid hydrogen storage tank with the carbon-based anti-seepage coating on the inner wall is obtained. Wherein the thickness of the carbon-based anti-seepage coating is 30 + / -5 [mu] m. The liquid hydrogen storage tank carbon-based anti-seepage coating prepared through the method is high in adhesive force, excellent in anti-seepage performance and high in pressure resistance, and the carbon-based anti-seepage coating is uniform and free of bubbles, cracks and other defects in the preparation process.

The application provides a power transmission tower reinforcing process parameter optimization method and system, and relates to the technical field of power transmission tower reinforcement. The method comprises the following steps: obtaining image data of a power transmission tower to-be-sprayed base material; obtaining heterogeneity characteristic quantitative information of the to-be-sprayed base material by processing the image data; dividing the surface of the to-be-sprayed base material into multiple heterogeneity regions according to the heterogeneity characteristic quantitative information; determining the spraying reinforcement parameters of each heterogeneity region according to the heterogeneity characteristic quantitative information corresponding to the heterogeneity region; and controlling the spraying equipment to spray and reinforce each heterogeneity region according to the spraying reinforcement parameters. The method of the application aims to solve the problems of poor coating performance and the inability to realize real-time adaptive optimization of the base material caused by the uneven surface of the base material in the prior art, and improves the overall quality and reliability of the reinforcing coating.

The utility model discloses a paint spraying high-voltage electrostatic ring, and relates to the technical field of electrostatic rings, the paint spraying high-voltage electrostatic ring comprises a ring fixing seat and an electrode support rod, the ring fixing seat is a vertical ring body, and the front side of the ring fixing seat is uniformly provided with threaded ports; threaded openings of the ring fixing seats are in threaded connection with the electrode supporting rods; conductive nodes of which the number is in one-to-one correspondence with that of the electrode supporting rods are arranged in the ring fixing seat, and the conductive nodes are positioned in the threaded opening of the ring fixing seat; the other end of the electrode supporting rod is in threaded connection with an electrode, the end, located in the electrode supporting rod, of the electrode is sleeved with a pressure cone used for exhausting air at the connecting position and preventing electric sparks from being generated, and the end, close to the conductive node, of the pressure cone is fixedly connected with a gasket. A contact is fixedly arranged between the electrode and the conductive node; the outer side of the electrode and the outer side of the electrode supporting rod are sleeved with the same pipeline used for protecting the electrode.

The invention provides integrated automobile coating pretreatment and drying integrated equipment which comprises an integrated mechanism, a U-shaped plate is fixedly connected to the top of the integrated mechanism, baffles are fixedly connected to the left side and the right side of the inner side of the integrated mechanism, and the inner side of the integrated mechanism is divided into a cleaning area, a soaking area and a drying area through the baffles. By arranging the baffles, the inner side of the integrated mechanism is divided into the cleaning area, the soaking area and the drying area, the surfaces of the automobile parts can be cleaned firstly, then the automobile parts are put into the soaking area to be soaked, a phosphating solution can be put into the soaking area, a phosphating salt conversion film is formed on the surfaces of the automobile parts, the adhesive force of a coating is improved, and a certain anti-rust effect is achieved; and then the automobile parts are moved to the drying area to be dried, the coating pretreatment and drying effects on the automobile parts can be achieved, the function is complete, and the subsequent coating adhesive force and corrosion resistance of the automobile parts are improved.

The invention relates to the technical field of alloy stent material preparation, and discloses a zinc-aluminum-magnesium-coated high-strength stent material, which is prepared by the following steps: selecting a low-carbon microalloy high-strength steel cold-rolled steel coil, uncoiling, degreasing with alkali liquor, pickling with hydrochloric acid, rinsing with hot water, and drying to obtain a clean steel strip; the clean steel strip is input into a continuous annealing furnace, recrystallization annealing is conducted in the protective atmosphere, heat preservation is conducted for 60-120 seconds at the temperature of 850 + / -20 DEG C, then exposure is conducted in the micro-aerobic environment, reduction is conducted in the strong reducing atmosphere, and an activated steel strip is obtained; electromagnetically stirring and filtering the plating solution to obtain an improved plating solution; preheating the activated steel strip, vertically immersing into an improved plating solution for immersion plating, and sealing and protecting by nitrogen; after the strip steel is taken out of the plating pot, high-pressure nitrogen is used for purging and rapid cooling, then slow cooling is conducted, and water mist cooling is conducted to the room temperature after the temperature is lower than 320 DEG C; coating the steel strip with a silane-zirconate composite passivation solution, and drying and curing the steel strip to obtain a passivated steel strip; and finishing, shearing and packaging to obtain the high-strength stent material with the zinc-plated aluminum-magnesium coating.

The utility model provides a vehicle, an engine, an oil sprayer and a valve seat of the oil sprayer. The valve seat of the oil injector comprises a valve seat base body which is provided with a contact surface used for being in sealing fit with a valve element of the oil injector. And the protective layer is formed on the contact surface, and the protective layer comprises a carburized layer. The carburized layer has high hardness and good abrasion resistance, the carburized layer serves as an abrasion-resistant coating on the outermost layer of the valve seat and makes contact with a valve element and fuel, the adhesiveness, corrosion resistance and abrasion resistance of the coating of the valve seat can be improved, and the situation that the sealing face leaks due to cavitation of the valve seat is reduced.

A method for producing a modified starchy powder of the present invention includes a step of adding 0.2 to 5 parts by mass of a monovalent or divalent metal salt, in terms of the mass of metal ions, to 100 parts by mass of a starchy powder to obtain a mixture, and a heating step of heating the mixture so that the temperature of the starchy powder is in a range of 70°C to 130°C. Preferably, the method includes a step of adjusting the moisture content of the mixture to 12 to 22 mass% prior to the heating step. According to the present invention, it is possible to produce fried coated food in which a coating has excellent adhesion to a solid ingredient and also has excellent flavor and texture.