40results about How to "Reduce gloss" patented technology

The invention belongs to the field of plastic product production, and particularly relates to a composite material for preparing a textile dyeing tube. The composite material mainly comprises the following components in parts by weight: 10 parts of PET resin, 10 parts of ASA resin, 1-6 parts of matt master batches, 1-3 parts of titanium dioxide, 1-2 parts of rosin, 0-1.5 parts of an antioxidant, 0-1 part of a fire retardant and 1-2 parts of a lubricating agent, wherein titanium dioxide is rutile titanium dioxide. Compared with the prior art, the components are good in compatibility; the molded product has excellent physical and mechanical properties, low glossiness, high strength (caused by titanium dioxide) and good tenacity, and is suitable for injection molding of plastic products; the metallic luster caused by titanium dioxide can be reduced; the noise can be reduced; titanium dioxide can be used for disinfecting under irradiation of an ultraviolet lamp; the composite material is very convenient; and the lubricating agent is added, so that the surface is relatively smooth.

The invention discloses high-scratch-resistance water-based double-component matte solid color finish paint which comprises a component I and a component II, and the component I is prepared from the following raw materials in percentage by weight: 50-60% of matrix resin, 0.1-1% of a defoaming agent, 1-5% of a coalescing agent, 0.1-0.5% of a wetting dispersant, 1-5% of a delustering agent, 0.1-1% of a thickening agent, 20-40% of color paste, 0.1-0.5% of a mildew preventive and the balance of water, the component II at least comprises a curing agent. The combination of the water-based matte polyurethane emulsion and the water-based hydroxyl acrylic acid dispersion is adopted as matrix resin, and a prepared paint film has low glossiness, is high in drying speed on the surface of woodware, good in adhesive force with the woodware and excellent in scratch resistance and has self-extinction performance.

The invention provides an anti-fingerprint functional coating, an ultralow-gloss skin-touch anti-fingerprint film and a preparation method and application thereof, and belongs to the technical field of anti-fingerprint materials. The anti-fingerprint functional coating provided by the invention is prepared from the following preparation raw materials in percentage by mass: 60-70wt% of UV (Ultraviolet) resin, wherein the UV resin is 3-functional-group urethane acrylate and 6-functional-group matte fluorocarbon acrylate resin; 5 to 10 wt% of a UV monomer; 6 to 10 wt% of thermosetting resin; the thermocuring resin is a single-component thermocuring organic silicon resin; 0 to 1.5 wt% of matting powder; 0.8 to 2 weight percent of a photoinitiator; and 10-17 wt% of an organic solvent. The ultralow-gloss skin-touch anti-fingerprint film prepared from the anti-fingerprint functional coating provided by the invention is good in fingerprint resistance and relatively low in cost.

The invention discloses a low-gloss high-heat-resistance halogen-free flame-retardant PC / ABS alloy material and a preparation method thereof. The alloy material comprises the following raw materials in percentage by mass: 60%-90% of PC pure resin, 5%-10% of ABS pure resin, 1%-5% of talcum powder, 5%-10% of a flame retardant, 1%-5% of a flexibilizer, 0.2%-0.5% of an antioxidant, 0.2%-0.5% of a lubricant and 0.1%-0.5% of an anti-dripping agent. The invention also discloses a preparation method of the low-gloss high-heat-resistance halogen-free flame-retardant PC / ABS alloy material. The low-gloss high-heat-resistance halogen-free flame-retardant PC / ABS alloy material prepared by the invention has the advantages of low gloss, high heat resistance, favorable flame retardancy and favorable mechanical properties. The composite material can be widely applied to various fields such as automobile parts, electronic appliances, communication equipment, lighting equipment and the like.

The invention discloses a crystal-point-free low-gloss matt coating base film which is sequentially composed of an upper surface layer, a core layer and a lower surface layer, the upper surface layer is a matt layer, and the lower surface layer is an anti-sticking layer; the upper surface layer is prepared from the following raw materials in parts by mass: 1 to 3 parts of modified inorganic matting powder, 0.1 to 0.3 part of antioxidant, 52.2 to 53.5 parts of polypropylene and 44.5 to 45.4 parts of high-density polyethylene. The invention also discloses a preparation method of the crystal-point-free low-gloss matt coating base film. The matt coating base film has the characteristics of low gloss and high haze, is excellent in matt effect, good in mechanical property, free of large-particle crystal point impurities on the surface of the film, and excellent in appearance quality.

The invention provides a matte PMMA (polymethyl methacrylate) resin composition as well as a preparation method and application thereof, the matte PMMA resin composition comprises specific parts of polymethyl methacrylate and polyvinylpyrrolidone, and the polymethyl methacrylate and the polyvinylpyrrolidone in specific parts by weight are selected for matching, so that the matte PMMA resin composition is prepared. According to the present invention, the PMMA resin composition has characteristics of low glossiness and matte effect on the premise of no addition of any matte agent, and does not affect the excellent physical property of the polymethyl methacrylate, such that the layering and other appearance problems of the product obtained after the injection molding of the obtained matte PMMA resin composition do not exist, and the toughness is significantly improved.

The invention provides super-sensitive paper and a preparation method thereof. The preparation method comprises the following steps: making raw paper; wherein the raw paper comprises a surface layer, a surface lining layer, a core layer and a bottom layer which are sequentially stacked; each layer of paper pulp comprises a whitening agent and a dye; and coating the front and back surfaces of the raw paper for one time. The super-sensitive paper obtained by utilizing the preparation method of the super-sensitive paper has the characteristics of high opacity, low glossiness, high printing color saturation, strong paper texture feeling, good texture and the like, has unique visual and touch effects, has the characteristics of roughness, thickness and obvious texture in the aspect of touch feeling, and has the characteristics of good color and luster in the aspect of vision. The product is low in glossiness, can present unique color and grain effects after being printed, enables people to feel distinctive texture and quality value of printed matters, and can be applied to the fields of high-end brands, cover design, brochure, business cards and the like, and in addition, the preparation method also has the characteristics of simple process and low cost.

The application discloses a spherical top, a processing technology thereof and a sound generating device, and is applied to the sound generating device. The spherical top comprises a base layer and an electrophoretic layer. A transition layer is formed on the surface of the base layer. The electrophoretic layer is formed on the side of the transition layer away from the base layer through an electrophoretic process. The application aims to provide a spherical top with good heat dissipation effect. The connection strength and stability between the electrophoretic layer and the base layer for realizing heat dissipation are effectively improved. Meanwhile, the electrophoretic layer can be uniformly coated on the base layer, and the heat dissipation efficiency of the spherical top is improved.

The utility model provides a protective film for a brightness enhancement film of a mobile phone screen, which relates to the technical field of protective films and is characterized in that the periphery of a toughened glass substrate is detachably sleeved with a glass base frame in an adhering manner, the top end of the toughened glass substrate is provided with a thin cover film in an adhering manner, and the top end of the glass base frame is provided with a thin side edge cover film in an adhering manner; the toughened glass base body is aligned with the top end surface of the glass base frame and is kept flat; the side edge of the tempered glass base body is of an inclined section structure, and the outer side edge of the glass base frame is of an inclined section structure. The glass base frame and the tempered glass base body are detachably arranged in a split mode, a butt-joint gap is formed in the mutually-pasted portion between the glass base frame and the tempered glass base body, when the glass base frame is impacted to be broken, the butt-joint gap can interrupt and block impact force and generated cracks, the cracks can be prevented from extending to the tempered glass base body, and the whole protective film is prevented from being damaged. And the overall replacement consumption of the protective film and the use cost of consumers can be indirectly reduced.

The present application discloses a car carpet and a manufacturing method thereof, the carpet comprises a connected carpet embryo layer and a suede layer, the suede layer comprises a plurality of fiber bundles, the fiber bundles at least partially extend into the carpet embryo layer in the longitudinal direction, the fibers of the carpet embryo layer and the suede layer are both composited by PET fiber and low-melting-point bicomponent fiber, wherein the weight of the low-melting-point bicomponent fiber accounts for 3%-10% of the weight of the carpet embryo layer, and the weight of the low-melting-point bicomponent fiber accounts for 3%-10% of the weight of the suede layer. No glue is required to be added during the manufacturing process of the car carpet, it is environmentally friendly and odorless, and has super high wear resistance and long service life. In addition, the carpet has a low glossiness and will not dazzle under strong light, which can enhance the user's sense of use.

This invention discloses a dry ice crystal particle, its preparation method, and a ceramic tile, relating to the field of ceramic tile technology. The dry ice crystal particle is prepared from a first flashing frit, a second flashing frit, and a matte frit. Since the dry ice crystal particle is composed of three frits with different refractive indices and firing temperatures, different phases can be formed due to the different firing temperatures of each frit. The differences in light transmittance and refractive index between these phases are then utilized to create a better flashing effect. Simultaneously, the matte glaze serves as a backdrop, further enhancing the display of the flashing effect.

The invention discloses a matt synergistic method for digital printing gloss oil. The matt synergistic method comprises the following steps: step a) preparing raw materials; b) stirring; c) coating; step d) drying; e) humidifying: a) preparing raw materials: preparing a proper amount of UV ink, a diluent, white oil, a viscosity reducer and an inorganic filler, b) stirring: stirring and mixing the raw materials in the step a) to form high-gloss ink, c) coating: uniformly coating the ink on the coated surface through a printing machine to form a gloss oil first layer, and d) drying the gloss oil first layer. The drying efficiency of the first gloss oil layer and the second gloss oil layer is controlled through irradiation and sunlight irradiation, when the ink is cured to form a film, the inorganic material is free and floats on the surface of the cured ink film by utilizing the incompatibility between a resin system and the inorganic material, the glossiness of the ink film is reduced, and a matte effect is achieved.

The invention belongs to the technical field of metal processing, and particularly relates to an environment-friendly microemulsion with high extreme pressure property and a preparation method thereof. The microemulsion comprises the following components in parts by weight: 15-20 parts of base oil, 5-8 parts of an emulsifier, 8-12 parts of an alkali storage agent, 8-10 parts of a water-based lubricant, 10-15 parts of an extreme pressure lubricant, 8-10 parts of an antirust agent, 2-4 parts of organic alcohol, 1.0-1.5 parts of a metal corrosion inhibitor, 1-2 parts of a bactericide and 30-50 parts of deionized water. Wherein the extreme pressure agent azacyclo-phosphate is prepared from benzotriazole and phosphate, aminated azacyclo-phosphate is obtained through modification, and the aminated azacyclo-phosphate is compounded with different water-based lubricants, so that an environment-friendly microemulsion with low odor and excellent extreme pressure lubricating performance and cooling performance is obtained; the requirement on the glossiness of the hard alloy surface can be met.

The application relates to the technical field of fabric support, in particular to a wrinkle-preventing silk fabric suspension type shaping support structure, which comprises a suspension support, a top plate, a cloth winding shaft, an auxiliary beating assembly and a wrinkle-removing positioning assembly, the top plate is fixedly connected at the top of the suspension support, and the wrinkle-removing positioning assembly is installed at the side of the suspension support close to the auxiliary beating assembly. The wrinkle-preventing silk fabric suspension type shaping support structure of the application simulates the natural unfolding effect of manual beating through low-frequency vibration of the auxiliary beating assembly, and avoids the damage of high temperature or chemical treatment to silk fibers. The cloth winding shaft symmetrically winds large-size silk fabrics, so that the fabrics are uniformly stressed in a suspension state, and folding marks are completely eliminated, and meanwhile, the transverse occupied space is saved; the fabric is gently pressed against the fabric edge by rotating the handle to drive the threaded rod, so that the vertical direction of the fabric is maintained, and oblique distortion wrinkles are avoided; the limiting block ensures that the fabric does not displace during beating, and the wrinkle-removing efficiency is improved.

A decorative sheet includes a design layer that displays a design; and a raised layer stacked to the design layer. The raised layer includes a raised portion provided in a region overlapping a partial region of the design layer. The raised portion includes a binder resin, resin particles, and inorganic particles. An average particle size of the resin particles is larger than an average particle size of the inorganic particles. The raised portion includes protrusions formed by protrusion of the inorganic particles.

The invention relates to the technical field of erasable films, in particular to a matt finish hot melt adhesive erasable film and a preparation process thereof. The matt finish hot melt adhesive erasable film is prepared from the following materials in parts by weight: 40 to 50 parts of ethylene-vinyl acetate copolymer, 20 to 30 parts of polystyrene-butadiene-styrene copolymer, 15 to 20 parts of hydrogenated rosin resin, 10 to 15 parts of terpene resin, 5 to 7 parts of modified polyethylene wax, 3 to 5 parts of microcrystalline wax, 1 to 2 parts of antioxidant and 4 to 6 parts of silicon dioxide modified glass fiber. The matt finish hot melt adhesive erasable film obtained by the preparation process disclosed by the invention not only has excellent matt effect and erasable property, but also has good durability.

This invention provides a high-hardness, scratch-resistant, water-based two-component polyurethane matte black base coat, its preparation method, and its application. The two-component matte black base coat comprises component A and component B. Component A includes a water-based hydroxyl polyurethane acrylic dispersion, a water-based hydroxyl acrylic dispersion, hydroxyl microspheres, a high-pigment carbon black paste, water-based additives, a film-forming aid, and water. Component B includes a curing agent and a diluent. The matte black base coat of this invention exhibits high hardness, scratch resistance, and chemical resistance. It also demonstrates excellent workability, activation period, and surface finish, making it suitable for water-based two-component matte black base coat systems. It is particularly suitable for decorative and protective applications in the plastic paint industry, such as 3C consumer electronics, where extremely stringent requirements for abrasion resistance, scratch resistance, and chemical resistance are necessary.

The invention discloses a composite fiber, an elastic profiled fiber, a preparation method of the elastic profiled fiber and a textile, a first component, a second component and a third component are used as raw materials, the first component and the second component have different shrinkage rates during curing, and the third component is separated from the first component and the second component during melting contact; by adopting the specific spinning assembly, the composite fiber can be continuously and stably spun and extruded, and the spinning assembly uniquely designs a distribution runner, so that three components with different properties can easily control the pressure and the flowing state in the flowing process, the mutual influence is reduced, the excellent continuous productivity is further ensured, and the production efficiency is improved. Meanwhile, the composite fiber prepared by the method can be split into fibers with specific structures, the fibers not only can have superfine radial dimensions, but also have remarkable elasticity, glossiness and strength such as tear strength, and the preparation of high-quality textiles is facilitated.

The invention relates to the technical field of batteries, in particular to a battery collector plate and a battery. The battery collector plate comprises copper and an electric connection part, and the electric connection part is used for realizing electric connection between a battery cell tab and an electrode terminal; the color parameters of the surface, used for being connected with the battery cell tab and / or the electrode terminal, of the electric connection part comprise L1 and a1, L1 is the numerical value of an L channel in the Lab color space, a1 is the numerical value of an a channel in the Lab color space, S = L1 * a1, and 900 < = S < = 2500. By controlling the product S of L1 and a1 on the surface of the electric connection part to be within a proper range, light reflection can be reduced, the welding quality and stability are improved, and the structural strength of the battery collector plate is ensured.

The application discloses a copper film structure and a transparent antenna. The copper film structure comprises a copper foil substrate layer, a first blackening layer and a second blackening layer. The copper foil substrate layer comprises a first surface and a second surface arranged oppositely. The first blackening layer is formed on the first surface and is arranged to reduce the gloss of the first surface, so that the gloss of the first surface is reduced to less than a preset gloss value. The second blackening layer is formed on the second surface and is arranged to reduce the gloss of the second surface, so that the gloss of the second surface is reduced to less than the preset gloss value. The technical scheme can effectively improve the problem that the existing transparent antenna is difficult to balance between high conductivity and low visual visibility.

The present invention relates to the technical field of polypropylene composite materials, and specifically discloses a composite material for an automobile dashboard with good appearance, high performance, low gloss and soft touch, and a preparation method thereof. The material comprises polypropylene, natural plant fiber, polysiloxane, crosslinking agent masterbatch, compatibilizer, color powder and other additives. The polypropylene composite material provided by the present invention improves the low-temperature brittleness of natural plant fiber reinforced polypropylene by adding polydimethylsiloxane, and at the same time gives the parts low gloss and soft touch, which can meet the high appearance requirements of the parts, save production costs, and is expected to replace leather covering.

The invention relates to a camera support. The camera support comprises a support body and a light capturing structure, the support body is used for installing a camera, the support body is provided with an inwards-concave area used for avoiding the view field of the camera, and when the support body is installed on a windshield, the inwards-concave area is provided with a reflecting face facing the windshield; the light capturing structure is arranged on the reflecting surface, and the glossiness of the light capturing structure is smaller than 0.1 gloss unit under the 20-degree incident light test condition. Through the arrangement, the light capturing structure has extremely low glossiness, belongs to a low-reflection even non-reflection structure, and can effectively absorb light rays irradiated on the surface of the light capturing structure, greatly reduce the reflectivity of the light rays and prevent the light rays from being reflected back to a windshield from a reflecting surface; therefore, the condition that the reflected light is reflected to the lens of the camera again through the windshield is avoided, and the definition and accuracy of the image collected by the camera are improved.

The invention relates to the technical field of silicone rubber, and discloses a preparation method and application of skin-friendly matt finish non-slip flexible silica gel, methyl vinyl silicone rubber, phosphorus-silicon flame retardant, basic magnesium sulfate crystal, white carbon black and 2, 5-dimethyl-2, 5-bis (tert-butylperoxy) hexane are mixed and vulcanized to obtain the skin-friendly matt finish non-slip flexible silica gel. The phosphorus-silicon flame retardant disclosed by the invention can be coated on the surface of basic magnesium sulfate crystals, so that the basic magnesium sulfate crystals can be uniformly dispersed in a silica gel material matrix, and the tensile strength and the elongation at break of the silica gel material are improved. The basic magnesium sulfate crystal and the phosphorus-silicon flame retardant play a synergistic flame-retardant role, so that the flame-retardant property of the silica gel material is improved. The basic magnesium sulfate crystal can also play roles of a matt agent and an anti-slip agent, so that the silica gel shows a matt matt surface effect, and the anti-slip and anti-slip performance is improved.

The invention provides a camouflage paint film and a preparation method thereof, and relates to the technical field of functional paints.The method comprises the steps that 1, a green phthalocyanine compound, flaky aluminum powder and a diluent are mixed to be uniform, and a modified green functional pigment is obtained; (2) uniformly mixing the modified green functional pigment, a dispersing agent, resin, a defoaming agent, an anti-settling agent, a flatting agent and a curing agent to obtain a functional coating; and (3) spraying the functional coating to obtain the camouflage paint film. The disguise paint film prepared by the invention has the same color and spectrum as a typical vegetation background, and the functional paint film has the advantages of smooth surface, uniform color, low glossiness, low infrared emissivity and excellent mechanical properties.

The present invention relates to a method for preparing polylactic acid for producing a matte biaxially stretched film in the field of polylactic acid materials. A matting agent is added before the ring-opening polymerization reaction of polylactic acid and its copolymer, and then polylactic acid and its copolymer are prepared by ring-opening polymerization of lactide and comonomer under polymerization conditions. The polylactic acid and copolyester resin materials obtained after the polymerization have good film-making stability and excellent matting performance. The raw material components and their weight parts are as follows: 100 parts of lactide and comonomer, 0.3-5 parts of matting agent, 0.01-0.4 parts of initiator, 0.5-2 parts of antioxidant, and 0.1-3 parts of catalyst. The present invention adopts a method of physically blending a matting agent with a monomer raw material, improves the dispersibility of the matting agent, and the matting degree is convenient to control. Polylactic acid and its copolymer can obtain a film material with high haze, low gloss and good matting effect after biaxial stretching.

The application provides a PC / ABS alloy material and a preparation method and application thereof. The PC / ABS alloy material comprises the following components in parts by weight: PC resin 54-76 parts, ABS resin 14-40 parts, anti-rust auxiliary agent 2-5 parts and matting agent 1-3 parts. The PC / ABS alloy material with ultra-low gloss and anti-rust performance and good mechanical properties is prepared through the composition design of the PC / ABS alloy material and the synergistic effect of the anti-rust auxiliary agent and the matting agent.

The invention discloses a high-glossiness water-based bi-component polyurethane automobile finish paint and a preparation method thereof, and belongs to the field of automobile paints. According to the finish paint, a hydroxyl acrylate aqueous dispersion, a water-based hydroxyl polyurethane dispersion A and a water-based hydroxyl polyurethane dispersion B are matched to serve as matrix resin, the hydroxyl content of the hydroxyl acrylate aqueous dispersion is 4.2-5.0%, the hydroxyl content of the water-based hydroxyl polyurethane dispersion A is 2.0-3.2%, the hydroxyl content of the water-based hydroxyl polyurethane dispersion B is 5.0-7.0%, the hydroxyl content of the water-based hydroxyl polyurethane dispersion B is 5.0-7.0%, the hydroxyl content of the water-based hydroxyl polyurethane dispersion A is 5.0-5.0%, and the hydroxyl content of the water-based hydroxyl polyurethane dispersion B is 5.0-5.0%. According to the present invention, the epoxy resin has good compatibility, and the paint film obtained by curing the epoxy resin to form the cross-linked interpenetrating network structure has characteristics of high glossiness, high adhesion, high appearance and high mechanical property so as to meet the requirements of the automobile finish on the performance.

The application discloses a water-based polycarbonate polyol modified hydroxyl acrylic resin, which comprises a wrapping structure formed by wrapping polycarbonate polyol with water and / or hydroxyl acrylic resin, and a plurality of the wrapping structures are bonded with each other to form a three-dimensional network structure. The application also provides a preparation method of the water-based polycarbonate polyol modified hydroxyl acrylic resin and a water-based matte black two-component polyurethane coating. The water-based polycarbonate polyol modified hydroxyl acrylic resin can be used to prepare the water-based matte black two-component polyurethane coating, and the gloss of the coating can be as low as 0.8-1°, and the coating can also meet the requirements of scratch resistance and chemical resistance.

The invention discloses a colored glaze material for handicrafts and a preparation method and application thereof, and belongs to the technical field of colored glaze manufacturing. The raw materials comprise the following components in parts by weight: 100 parts of quartz, 35-40 parts of sodium hydroxide, 11-18 parts of borax, 2.5-4 parts of fluorite, 3-5.5 parts of calcined kaolin, 0.8-2 parts of aluminum oxide, 2.1-3 parts of spodumene, 2.5-3.5 parts of sodium nitrate, 1.5-2 parts of sodium silicate, 2-3 parts of cryolite and 0.8-1.5 parts of a clarifying agent. The preparation method comprises the following steps: respectively crushing and sieving the raw materials except the borax, ball-milling and drying, sieving and magnetically separating to remove iron; 2) mixing the raw materials except the borax in parts by weight, adding the borax and the sodium hydroxide to obtain a mixed material, and 3) adding the mixed material in three times at 1395-1405 DEG C, and carrying out heat preservation melting to obtain the molten colored glaze material. The colored glaze material is high in transparency and good in strength, is suitable for exquisite and thin parts in a manufacturing process, is not easy to crack, and can effectively improve the finished product rate of colored glaze crafts.

This invention discloses a preparation process for metallic textured colored powder coatings, comprising the following steps: Step 1, raw material weighing and addition: polyester resin, epoxy resin, and floating silver aluminum powder solid raw materials are weighed and controlled using a quantitative component, and added into a raw material premixing component; Step 2, raw material premixing: after injecting the polyester resin, epoxy resin, and floating silver aluminum powder solid raw materials into the premixing component, the solid raw materials inside are thoroughly stirred and mixed by the premixing component; Step 3, melt mixing and extrusion: subsequently, the mixture is injected into a heated mixing component through a connected pipe, and the molten coating is subjected to secondary extrusion mixing by a melt mixing component located inside the heated mixing component; the fully melt-mixed coating is then extruded and extruded out; Step 4, cooling and pressing; Step 5, pulverizing and screening. This invention ensures thorough mixing of raw materials during the melt processing.