13results about How to "Reduce light transmission" patented technology

The invention relates to the technical field of refrigerator inner container production, and discloses a material for manufacturing a refrigerator inner container plate, the material comprises PETG, aluminum powder and a modified material, and the modified material comprises PCTG, a flexibilizer, an antioxidant, an auxiliary antioxidant, a lubricant and a weather-proof agent. In the application, the impact strength and heat resistance of the plate can be improved, the yield of the refrigerator liner is improved, and the production cost is reduced. The invention further discloses a refrigerator inner container and a refrigerator.

The utility model relates to the technical field of maintenance devices, in particular to a transducer maintenance device, which is characterized in that a main machine part is used for maintaining a transducer, the main machine part comprises a notch group, the notch group is used for accommodating a magnifying lens, a top cover part is arranged above the notch group, one side of the top cover part is hinged with the main machine part, and the other side of the top cover part is hinged with the transducer. The opposite side is clamped with the host part, the top cover part is used for fixing the magnifying lens in the notch group, and the bearing part is arranged at the bottom of the notch group and used for bearing the magnifying lens; when the top cover part presses the magnifying lens, the bearing part shrinks, the magnifying lens completely enters the notch set and is fixed by the top cover part, the magnifying lens is separated from the outside, and the magnifying lens is prevented from being polluted by dust and the like or scratched by hard objects, scratched, reduced in light transmission and affected in observation effect. And the handle of the magnifying lens is ejected out of the notch group, so that an inspector can conveniently take and observe the appearance of the transducer.

The utility model discloses a lighting device for building construction, including lighting lamp, fixture block, locating piece and transparent plate, the number of fixture block and locating piece is both two, the opposite side of two fixture block is both fixedly installed on the opposite side of lighting lamp, the front side and the rear side of two locating piece both penetrate to the front side and the rear side of fixture block, and the transparent plate passes through the fixture block and the locating piece. And the rear side of the transparent plate is fixedly installed on the front side of the positioning block, the transparent plate is made of acrylic, and a cleaning assembly is arranged on the right side of the illuminating lamp. The problems that when used, an existing illuminating lamp is generally hung at a certain height by a worker, then the illuminating lamp is turned on for illumination, then work is conducted, a large amount of dust can be generated when work is conducted on a building construction site, the dust and other particulate matter can adhere to the surface of the illuminating lamp through wind power, and the working efficiency of the illuminating lamp is affected are solved. And the particulate matters can block light rays and reduce the light transmission of the lamp, so that the brightness of the lamp is influenced and the service life of the illuminating lamp is greatly shortened.

The utility model discloses a frameless scratch-resistant PET protective film, which comprises a film body, the film body comprises a PET base material, the top of the PET base material is fixedly connected with an ultraviolet light curing resin layer, the top of the ultraviolet light curing resin layer is fixedly connected with an antistatic layer, the top of the antistatic layer is fixedly connected with a fingerprint-proof scratch-resistant coating, and the top of the fingerprint-proof scratch-resistant coating is fixedly connected with an ultraviolet light curing resin layer. The bottom of the PET base material is fixedly connected with an adhesive layer, the bottom of the adhesive layer is adhered with a release film, the adhesive layer is a heat-conducting double-faced adhesive tape, and the thickness of the adhesive layer is not more than four hundred microns. According to the frameless scratch-resistant PET protective film, the arrangement of the antistatic layer can be used for preventing charge aggregation, the frameless scratch-resistant PET protective film has a good antistatic effect, the arrangement of the fingerprint-proof scratch-resistant coating and a high-hardness scratch-resistant effect, the protective performance of the PET film is maintained, and the arrangement of the ultraviolet curing resin layer reduces the light transmission of the protective film and does not weaken the viscosity of the protective film.

This invention belongs to the field of photoresist technology, specifically relating to a compound containing a multifunctional polysiloxane structure and its applications. The structural formula is selected from general formula I or general formula II. Based on an organosiloxane polymer, this invention introduces multifunctional reactive functional groups into the polymer structure through transesterification and free radical addition reactions. The hydrophilic / hydrophobic properties, temperature resistance, and chemical resistance can be improved by adjusting the types of monomers introduced. This compound is used to prepare a photoresist composition with a solvent, a monomer with ethylene unsaturated bonds, a photosensitizer, and other additives. This photoresist exhibits advantages such as low dielectric constant, good adhesion, high residual film rate, good UV transmittance, good patterning, and good chemical resistance.

This invention discloses an automotive lens with a composite electrochromic glass layer. It includes a lens body made of molded optical glass; the front side of the lens body has an aspherical convex light-emitting surface, and the rear side of the lens body is a flat light-incoming surface. Electrochromic glass is compositely connected to the light-incoming surface, and the edge of the lens body has outwardly protruding snap-fit ​​mounting edges. This invention, by compositely connecting electrochromic glass to the flat light-incoming surface of the rear side of the lens glass, changes the color of the electrochromic glass, altering the visual effect of the automotive lens and giving it a more premium feel. By changing the transparent electrochromic glass to a darker color, the light transmittance of the automotive lens can be reduced, allowing the lens to adjust its light transmittance according to different environmental and weather conditions. This invention not only improves the visual effect but also has the advantages of adjustable light transmittance, low manufacturing cost, and good durability.

The invention relates to the technical field of packaging materials, in particular to a bio-based polyamide film for aluminum-plastic film packaging and a preparation method of the bio-based polyamide film. The film comprises a coating layer and a bio-based polyamide base material layer, the coating layer is formed by coating the surface of the bio-based polyamide base material layer with acrylic acid coating liquid, and the acrylic acid coating liquid comprises organic silicon modified acrylic resin, polyurethane microspheres, an aziridine cross-linking agent and water; the bio-based polyamide base material layer is composed of three layers of biaxially oriented bio-based polyamide films, and bio-based PA56 and bio-based PA5X in each layer are formed according to a certain proportion. The bio-based PA56 and the bio-based PA5X are cooperatively used and are matched with the acrylic acid coating liquid, so that the stretching ratio of the thin film is reduced, the strength, the toughness and the wear resistance of the thin film are ensured, the electrolyte resistance is improved, and the high pit flushing property of a flat film method is realized.

The invention relates to the technical field of ink preparation, in particular to a high-blackness ink formula for LED display packaging and an organic silicon modified resin gradient dispersion process. The high-blackness ink formula is prepared from, by mass, 8-20 parts of high-blackness composite pigment, 30-50 parts of organic silicon modified resin, 2-8 parts of polymeric dispersant, 1-5 parts of functional additive and 15-35 parts of high-purity solvent. The organic silicon modified resin provides excellent high and low temperature resistance and yellowing resistance, the unique molecular structure of the organic silicon modified resin is more beneficial to wetting and coating of pigment particles, the three-stage gradient dispersion process is matched with online monitoring, and through stepped increase of the rotating speed and the temperature and ultrasonic assistance, the high-temperature-resistant and anti-yellowing performance of the pigment is improved. Progressive dispersion of the pigment from preliminary wetting to deep coating is realized, and nanoscale uniform distribution and long-term stability of the pigment in resin are ensured. The finally prepared ink has the comprehensive advantages of high blackness, low light transmittance, strong adhesive force, wide process window and the like, and perfectly meets the packaging requirements of high-end LED display.

The present application provides a display panel and a display device, wherein the display panel includes: a substrate; sub-pixels, which are arranged in an array on the substrate, each sub-pixel including a pixel circuit and a light-emitting element, the pixel circuit is used to drive the light-emitting element, a plurality of first connection parts, each first connection part is respectively connected to a pixel electrode and a driving transistor, the first connection part is also used to connect a signal line, the first connection part extends along a first direction, adjacent first connection parts are arranged at intervals, and a first bending part is arranged in the middle of the first connection part. The present application arranges a first bending part in the middle of the first connection part, so that the length of each first connection part can be increased as much as possible within a unit area, thereby increasing the distribution area of ​​the first connection part, which is conducive to reducing the light transmittance of the display panel, avoiding light leakage and grating effect problems, and further improving the display uniformity of the display panel, which is conducive to improving the display effect.

The utility model relates to the technical field of laminated glass, and discloses high-strength laminated glass which comprises a frame, an inner glass body is fixedly arranged at the position, close to the front end, of the inner side of the frame, an outer glass body is fixedly arranged at the position, close to the rear end, of the inner side of the frame, and a second middle film is fixedly arranged at the rear end of the inner glass body. A transfer layer is fixedly arranged at the rear end of the second middle film, a color changing layer is fixedly arranged at the rear end of the transfer layer, a first middle film is fixedly arranged at the rear end of the color changing layer, an outer protective layer is fixedly arranged at the rear end of the outer glass body, an inner protective layer is fixedly arranged at the front end of the inner glass body, and the outer protective layer comprises a wear-resistant layer. And a heat insulation layer is fixedly arranged at the rear end of the wear-resistant layer, the inner protection layer comprises a light-transmitting layer, and an anti-corrosion layer is fixedly arranged at the front end of the light-transmitting layer. According to the utility model, the strength of the glass is improved, the glass can be protected after being used for a long time, and the service life of the glass is prolonged.

This utility model discloses a screen structure and a high-gain white screen, belonging to the field of projection display technology. The screen structure includes two substrate layers, with a barrier layer bonded between the two substrate layers via an adhesive layer. The substrate layers, adhesive layer, and barrier layer have different refractive indices. The high-gain white screen includes a protective layer, a diffusion layer, and the aforementioned screen structure, arranged sequentially from the incident surface to the back surface. By utilizing the difference in refractive indices between the substrate layer, adhesive layer, and barrier layer, an optical effect similar to mother-of-pearl is created, reducing light penetration and enhancing light reflection and scattering. This improves detail rendering, reduces the loss of dark areas, enhances resistance to external light interference, reduces contrast, reduces color saturation distortion, reduces light loss during propagation, improves overall brightness uniformity, ensures full presentation of high-resolution signal details, and is compatible with more projection devices.

This application discloses an AD calcium beverage packaging bottle suitable for aseptic cold containers. The AD calcium beverage packaging bottle suitable for aseptic cold containers includes: a bottle body, the bottle body being narrower at the top and wider at the bottom, a bottle mouth being provided on the bottle body, a filling mark being provided below the bottle mouth, a grip groove being provided on the middle surface of the bottle body, the grip groove surrounding the bottle body, and an inwardly recessed anti-swelling groove being provided at the bottom of the bottle body; in order to solve the problem that ordinary beverage packaging bottles in the prior art are prone to oxidation of the liquid due to light transmission during use, this application designs a semi-transparent layer. By setting the semi-transparent layer, the overall light transmission of the bottle body can be reduced, thereby preventing the liquid from oxidizing and protecting the flavor. Furthermore, in order to avoid leakage due to compression or temperature changes during transportation, an auxiliary sealing part is further designed. By setting the auxiliary sealing part, gaps can be effectively compensated to prevent leakage.

The invention discloses a strip-shaped heat-sealing cover tape adopting a coating method and a preparation method of the strip-shaped heat-sealing cover tape, and belongs to the technical field of preparation of cover tapes for packaging electronic components. Comprising the following steps: mixing and stirring hydroxyl-terminated polydimethylsiloxane, diisocyanate, a dihydroxy ketone compound and a mixed solvent to form a mixed solution, heating the mixed solution to 80-90 DEG C through an organic tin catalyst, and carrying out polymerization reaction for 5-7 hours to obtain a polymerization solution; the polymerization liquid, a hydrazide compound, an antistatic agent and a dispersing agent are mixed and stirred to form a functional coating, and the functional coating is coated to a base material layer through a coating machine and naturally cured to obtain the heat-sealing cover tape. Hydroxyl-terminated polydimethylsiloxane with low surface energy, good light transmittance and low viscosity is used as a main raw material, after cross-linking polymerization, the hydroxyl-terminated polydimethylsiloxane, the hydrazide compound, the antistatic agent and the dispersing agent are mixed and stirred, then the base material layer is coated with the mixture, natural curing is conducted in the room temperature environment, and the heat sealing cover tape with the water absorption prevention performance is obtained.