18results about How to "Maintain transparency" patented technology

The invention belongs to the field of metal coating preparation, and particularly relates to a thick coating suitable for a silicon steel surface layer and a preparation method thereof. Graphene is modified by polyethylene glycol diglycidyl ether (PEGDGE), and silver nanoparticles are combined, so that the high-conductivity antibacterial composite material is prepared. An auxiliary agent solution is rapidly synthesized by a microwave ultrasonic technology, so that the hardness and wear resistance of the coating are enhanced. And an anti-ultraviolet and chemical-corrosion-resistant additive is added into the coating, so that the durability and the service life of the coating are improved. A spraying method is adopted for uniform coating, and high-temperature curing ensures that the coating is stable. The whole process is optimized, the conductivity, the antibacterial property, the ultraviolet resistance, the chemical corrosion resistance, the hardness, the wear resistance and the like of the coating are remarkably improved, and the high-performance coating is prepared.

The invention relates to the technical field of rubber processing, in particular to hydrophilic silicone rubber and a preparation method thereof.The preparation method comprises the steps that firstly, silicone rubber and a cross-linking agent are evenly mixed according to a certain weight ratio, the mixture is poured into a polytetrafluoroethylene mold, bubbles are vacuumized, and then cross-linking curing is conducted at a certain temperature; meanwhile, maleic anhydride modified polyethylene glycol and methylbenzene are mixed according to a certain mass ratio to form a methylbenzene solution of maleic anhydride modified polyethylene glycol, and then the cured silicone rubber is placed in the methylbenzene solution of maleic anhydride modified polyethylene glycol to be subjected to swelling permeation treatment for a period of time; and cleaning the surface of the swelling permeation sample with absolute ethyl alcohol, and finally drying at a certain temperature to obtain the hydrophilic silicone rubber. According to the method, the wettability of the surface of the silicon rubber can be changed in a short time, the wettability of the surface of the silicon rubber is remarkably improved, and the original optical performance and mechanical performance of pure silicon rubber are maintained.

The invention relates to the field of sensors, and discloses a preparation method of a multilayer transparent piezoelectric film sensor containing ZnO and rGO. According to the invention, a small amount of propylene chain segments are introduced into a P (VDF-TrFE) molecular chain to improve the flexibility of the P (VDF-TrFE) molecular chain, and meanwhile, nano materials ZnO and rGO are added to greatly improve the piezoelectric property of the P (VDF-TrFE) after polarization; moreover, due to the introduction of ZnO, not only can the light and heat resistance of the piezoelectric film be improved, but also the color development of rGO can be reduced, so that the transparent performance of the piezoelectric film is better.

The utility model discloses sound-insulation, heat-insulation and anti-smashing tempered hollow glass, and relates to the technical field of hollow glass. The sound-insulation, heat-insulation and anti-smashing tempered hollow glass comprises a supporting frame, the interior of the supporting frame is of a hollow structure, a notch is formed in the center of the supporting frame in a penetrating mode, a controller is installed on the front face of the supporting frame, and a plurality of connecting plates are fixedly connected to the notch of the supporting frame; and a demisting mechanism is arranged in the supporting frame. The driving motors transversely and longitudinally arranged in the supporting frame operate to drive the main gear to rotate, so that the synchronous belt assembly rotates, the threaded rods on the two sides are driven to rotate at the same time, the connecting blocks move on the threaded rods, and the sponge blocks can move transversely and longitudinally; therefore, water vapor on the inner wall of the single-layer glass is cleaned, glass surface pollution caused by water vapor corrosion can be avoided, the service life of the hollow glass is prolonged, and good performance and functions of the hollow glass are kept.

This utility model relates to the field of milk refrigerator technology, and more particularly to a milk refrigerator with anti-fog function. It includes a cabinet, with a door connected to one side of the cabinet. The door includes an outer door panel, a sealing strip, an inner door panel, double-layered glass, and an anti-fog drying aluminum strip. The double-layered glass includes an outer glass layer and an inner glass layer. The anti-fog drying aluminum strip is disposed between the outer and inner glass layers, and an intermediate layer is also disposed between the outer and inner glass layers. This utility model has low operating costs. By setting up double-layered glass and incorporating the anti-fog drying aluminum strip within the double-layered glass, it can absorb water vapor within the double-layered glass, preventing water vapor from condensing into fog and avoiding fogging caused by humidity changes. This maintains the clarity and transparency of the double-layered glass, and improves its thermal insulation, sound insulation, and heat insulation performance.

The invention discloses a production process of a new material for paper decoration, and relates to the technical field of decoration material production, the dependence on natural mineral products is abandoned, renewable plant fiber paper is adopted as a core base material, the radioactive risk of a raw material source is eliminated, and the environmental safety of long-term indoor use of the material is ensured; in order to solve the problems that paper is insufficient in strength and poor in weather resistance, a composite modifier containing waterborne polyurethane resin and nano silicon dioxide is designed, the modifier fully permeates into the interior and gaps of a paper fiber network through an ultrasonic-assisted impregnation technology, and in the subsequent drying and hot pressing process, the strength of the paper is greatly improved. The resin is crosslinked and has a synergistic effect with the nanoparticles, a compact organic-inorganic hybrid protection layer is formed on the surfaces of the fibers and among the fibers, and the protection layer obviously enhances the mechanical strength, wear resistance and moisture resistance of the paper, so that the paper meets the use requirements of decorative plane materials, and meanwhile, unification of safety and economical efficiency is realized.

The invention provides a three-layer film covering type grape cultivation greenhouse which comprises two sets of support plates, a first frame and a second frame are both used for film covering, two sets of transverse frames are fixedly installed between the two sets of support plates, iron wires are connected between two sets of second connecting rods and a single set of first connecting rods, the middle of each iron wire is high, and the two sides of each iron wire are low. According to the greenhouse, the heat preservation and heat insulation performance of the greenhouse can be remarkably improved through the design of three-layer film covering. The first film layer serves as a basic heat insulation layer and can prevent external cold air from invading, and loss of heat in the greenhouse is reduced. The second layer of film further enhances the heat preservation effect, the clamping mechanism is connected with the movable rod, it is ensured that the film material is tightly attached to the surface of the greenhouse, and heat transfer is reduced. And the third layer of film is used as an additional heat preservation layer, especially in cold seasons, the temperature in the greenhouse can be remarkably increased, and a proper environment is provided for growth of grapes.

The utility model relates to the technical field of identity authentication equipment membranes, in particular to a vehicle-mounted biological recognition identity authentication equipment membrane structure which comprises a micro-nano layer, and the outer wall of the top of the micro-nano layer is coated with an anti-fouling coating used for preventing water drops, grease and other stains from being attached to the outer wall of the top of the micro-nano layer. A self-cleaning layer for decomposing organic matter attached to the membrane structure is arranged on the side, away from the antifouling coating, of the micro-nano layer, a protective layer is arranged on the side wall of the side, away from the micro-nano layer, of the self-cleaning layer, a fingerprint capturing optical layer is arranged on the side, away from the self-cleaning layer, of the bottom of the protective layer, and a light filtering layer is arranged at the bottom of the fingerprint capturing optical layer. Compared with the prior art, through cooperation of the self-cleaning layer, the micro-nano layer and the antifouling coating, attachment of fingerprints, water stains and oil stains can be reduced, cleaning is convenient, the cleanliness of the film is kept, the problem that normal work of a recognition system is interfered, and recognition errors or failures are caused is solved, and use is convenient.

The invention relates to the technical field of ecological engineering, and discloses a method for improving abundance of zooplankton in water by using rotten liquid of pterocarya stenoptera leaves, which comprises the following steps: step 1, drying and grinding the pterocarya stenoptera leaves, and filtering by using a 325-mesh screen to obtain fine pterocarya stenoptera leaf powder suitable for microbial reaction; 2, the pterocarya stenoptera leaf powder is added into a water body microorganism stock solution with the concentration of 3 gC / L to 5 gC / L, the microorganism stock solution is water body raw water filtered through a 45-micron membrane, and mixing is formed. By adding the rotten liquid of the pterocarya stenoptera leaves into the water body, the abundance of zooplankton in the water body can be remarkably improved. The increase not only can promote the biomass and population diversity of other microorganisms in the water body, but also is helpful to improve the abundance and community diversity of zooplankton and form a more complex and abundant microbial ecological network, thereby improving the self-regulation ability of the water body and enhancing the ability of the water body to resist external pollution and ecological change.

The utility model relates to the technical field of household appliances, in particular to a display device and a cabinet air conditioner, and aims to solve the problem that a display panel of an existing cabinet air conditioner displays unclear color icons. Therefore, the display device comprises a shell, a display panel and a diaphragm, and the shell is provided with a display mask; the display panel is arranged on one side of the display mask, patterns and multicolor lamp beads are arranged on the display panel, and the multicolor lamp beads can provide light rays of various colors for the patterns so that the patterns can display different colors; the diaphragm is attached to the display panel, and the patterns can be displayed through the diaphragm after color development. Through the structural arrangement, the double image of the pattern can be avoided, and the definition and the color saturation of the pattern are improved.

The present invention discloses an intelligent light-chasing lighting control method and system for human body shaping and action, including a base, wherein the upper end of the base is rotatably connected to a rotating frame, the rotating frame is internally rotatably connected to a stage energy-saving lamp, an electric push rod A is installed in the inner groove of the rotating frame, the side end of the stage energy-saving lamp is rotatably connected to a rotating table, the bottom of the rotating table is connected to the protruding end of the electric push rod A, and the end of the stage energy-saving lamp is installed with an outer cover shell and an inner cover shell. The present invention, through the provision of a light-transmitting plate, a connecting rod, a reflective plate and a light source reflection control mechanism, can adjust the curvature of the light-transmitting plate according to the distance of the performers from the light, and the reflection inside the light can be controlled by changing the curvature of the light-transmitting plate, so that the light can be gathered when it is far away from the stage personnel, and can be diffused when the performers are close to the light, so as to improve the light effect and shaping.

The utility model provides a lens, and aims to solve the technical problem that the hardness performance, the light transmittance performance and the anti-fog performance of the lens need to be improved. The lens comprises an anti-fog layer, a resin layer, an anti-reflection layer, a wear-resistant layer and an anti-fouling layer which are sequentially overlapped in a layered manner, the thickness of the wear-resistant layer ranges from 0.6 micrometer to 0.8 micrometer; the thickness of the anti-reflection layer ranges from 90 nanometers to 95 nanometers. Optionally, two sides of the resin layer are respectively provided with an anti-reflection layer. Optionally, the thicknesses of the two transparent layers are equal. Optionally, the thickness of the permeable layer is 92 nanometers. The resin layer is used as a matrix, and the wear-resistant layer is introduced on the resin layer, so that the wear resistance of the lens can be remarkably enhanced, and damage caused by friction is reduced. The anti-reflection layer is introduced on the resin layer, so that light reflection can be reduced, and the light transmittance of the lens is improved. The anti-fog layer is arranged on the resin layer, so that water mist or dew is prevented from being generated in a humid environment, and the definition and transparency of the surface are kept.

This application relates to the technical field of fiberglass reinforced plastics (FRP), and in particular to an unsaturated polyester resin for FRP, a method for preparing the same, and FRP. The unsaturated polyester resin comprises the following raw materials in parts by weight: diols: neopentyl glycol 22-30 parts, 2,2-diallyl bisphenol A 2-4 parts, and bisphenol fluorene 5-9 parts; diacids: isophthalic acid 5-15 parts, terephthalic acid 5-15 parts; acid anhydrides: phthalic anhydride 3-15 parts, maleic anhydride 5-17 parts; toughening agent: double-ended hydrogen-capped silicone oil 5-9 parts; platinum catalyst: the amount of platinum catalyst added is 30-150 ppm of the total mass of 2,2-diallyl bisphenol A and double-ended hydrogen-capped silicone oil; diluent 25-45 parts; polymerization inhibitor 0.01-0.06 parts. It has the advantage of improving the hardness and toughness of the unsaturated polyester resin, thus enhancing its corrosion resistance.

The invention discloses a transparent radiation material as well as preparation and application thereof. The transparent radiation material comprises a transparent substrate layer, a transparent reflecting layer, a transparent emitting layer and a hydrophobic layer which are sequentially stacked, the transparent reflecting layer comprises a first Ag layer, a ZnO layer, a second Ag layer and a SiO2 layer which are stacked in sequence, and the first Ag layer is attached to the transparent substrate layer; the transparent emission layer is a PDMS / ZrO2 / SiO2 compound layer; according to the material, through cooperation of the transparent reflecting layer and the transparent emitting layer, the infrared radiation capacity of the material can be greatly enhanced, efficient passive cooling at the environment temperature is achieved, the surface temperature is lower than the environment temperature by 5 DEG C or above, indoor temperature rising is effectively slowed down, the material is remarkably superior to a traditional material, and therefore air conditioner energy consumption of buildings or equipment is effectively reduced.

The invention discloses a novel cherry slow reflection film, which is prepared from the following raw materials: polyethylene, polypropylene, an ethylene-vinyl acetate copolymer, particle titanium dioxide, an ultraviolet stabilizer, chlorine dioxide, a catalyst and a curing agent. The particle titanium dioxide is matched with the polyethylene, the polypropylene and the ethylene-vinyl acetate copolymer, so that the distribution of light entering the greenhouse can be changed, the light is more uniform, the photosynthesis of cherries is facilitated, the crop yield is improved, meanwhile, the light can be reflected and refracted, the temperature in the greenhouse can be adjusted, and the crop yield is improved. The temperature in the greenhouse is prevented from being too high, in summer, over-strong direct sunlight irradiation and excessive ultraviolet irradiation can be effectively avoided, part of ultraviolet can be effectively filtered, cherries are protected against ultraviolet damage, and therefore a good growth environment is provided for growth of the cherries; and cracking and damage of the film caused by ultraviolet irradiation can be prevented.

The invention discloses a kiln production internal observation device which comprises a heat insulation assembly used for blocking a kiln observation opening. The observation assembly and the grip are arranged at the top of the heat insulation assembly, the grip is made of a stainless steel material, and an insulating material is arranged on the outer side of the grip; when the interior of the kiln is observed, the heat insulation assembly is placed on the observation opening of the kiln through the grip. When the internal production condition of the kiln is observed, the heat insulation assembly can effectively isolate high-temperature flames and high-temperature gas in the kiln, a safe operation environment is provided for operators, and the operators can carefully observe the internal condition of the kiln in a close range through the grip. And secondly, the observation assembly is arranged on the heat insulation assembly, so that the problem that the observation assembly is broken in the observation process is avoided.

The invention discloses a processing method of toughened modified PBT (polybutylene terephthalate). The processing method comprises the following steps: S1, performing surface treatment on inorganic nanoparticles to introduce active functional groups; s2, dispersing the modified nano particles in an organic solvent, then adding adamantane diamine and aliphatic triamine, and adding aliphatic diisocyanate under certain reaction conditions for reaction to obtain modified nano particles with core-shell structures; s3, adding the mixture into a mixture consisting of PBT resin, a maleic anhydride derivative, a dispersing agent and an antioxidant, and uniformly stirring and mixing; and S4, carrying out melting, extrusion and granulation to obtain the toughening modified PBT material. The processing method provided by the invention not only improves the toughness and impact resistance of the PBT material, but also optimizes the optical transparency and heat resistance of the material, and can meet the requirements of the fields of automobile lamps, electronic appliances, aerospace and the like on high-performance PBT materials.

The utility model relates to the technical field of intelligent lamps, in particular to an industrial operation intelligent lamp which comprises a device base, and a protection assembly is movably arranged on the surface of a cylindrical shell. And an adjusting assembly is movably arranged on the surface of the cylinder. Through cooperative use of the fixed plate, the circular ring, the L-shaped plate, the movable block and the arc-shaped groove, the purpose of adjusting the height according to the use requirement can be achieved, the actual requirement of a working area can be better met, light can optimally cover the working area, and the lighting effect is improved and optimized; the sliding block and the spring are used in cooperation, the purposes of convenient replacement and cleaning can be achieved, a circuit and a light source in the lamp can be effectively protected, dust, water vapor or other pollutants are prevented from entering the lamp, meanwhile, the shell is convenient to replace, and the maintenance and replacement cost is saved.