105results about How to "High gloss" patented technology

The invention belongs to the technical field of cosmetics, and particularly relates to a skin-color-uniformizing whitening composition derived from plant extracts and application of the skin-color-uniformizing whitening composition. The whitening composition provided by the invention is prepared from the following components in parts by weight: 10 to 15 parts of saussurea involucrata extract, 1 to 8 parts of dendrobium officinale extract, 1 to 5 parts of wood apple extract and 0.5 to 5 parts of banana fruit extract. The four plant extracts are synergistically compounded, transdermal absorption of active ingredients can be promoted, the tyrosinase inhibition rate is effectively increased, and the skin glossiness and whiteness are improved, so that the effects of whitening, brightening and uniformizing the skin color are achieved, the whitening composition is mild and non-irritant, the preparation method is simple and convenient to operate, and the whitening composition has large-scale production capacity and industrial feasibility. When the whitening composition is applied to skin care products such as face cream, the whitening and brightening effects of the face cream can be effectively improved, and the whitening composition has wide market application value.

The invention discloses a process method for maintaining the luster and texture of a fabric in a cashmere garment processing process, which comprises the following steps: S1, inspecting the fabric before the cashmere fabric is tailored to ensure that the wool direction of the cashmere fabric is smooth; s2, the cashmere fabric is flatly laid on an intelligent cutting bed in a single-layer mode along wool, cloth is synchronously pulled from the two sides of the cutting bed at a constant speed, and it is confirmed that the cashmere fabric is flat and the yarn direction is perpendicular; s3, one-way cutting in the down-wool direction should be ensured during cutting, and after cutting of one edge of a cutting piece is completed, the cutting knife is lifted up and repositioned, and then the next edge of the cutting piece is cut until the cutting piece is taken down from the cashmere fabric; s4, all the cut-parts are put into a hanging system to be transported, and all abutted seams are sewn in the hair direction during sewing; s5, the clothes formed by sewing the cut pieces are flatly placed and ironed, and an ironing base plate is used for preventing an iron from making direct contact with the cashmere fabric; s6, hanging and ironing the sewn and flatly ironed clothes from top to bottom along the fluff of the overcoat, and naturally cooling after the ironing is completed; and S7, the cooled ready-made clothes are packaged in a single piece mode.

The present application provides a ball nose end mill which is suitable for finish machining, can obtain a processed surface with excellent gloss in cutting machining of a plane perpendicular to the tool rotation axis of a die or the like at the front end of the tool, and can omit the polishing process or reduce the polishing machining time. A plurality of chip discharge grooves (2) which are open at the front end and extend from the front end side of the tool toward the base end side of the tool are formed on the outer periphery of a tool body (1), a ball nose edge (5) is provided at the intersection ridge line portion of a rake face (3) of the chip discharge groove (2) and a front end relief face (4) of the tool body (1), a plane (6) perpendicular to the tool rotation axis (a) of the tool body (1) is provided at the front end of the tool, and the intersection ridge line portion of the plane (6) and the rake face (3) is configured as a center side cutting edge (7) connected to the ball nose edge (5).

The application discloses a high-glossiness composite fabric production method based on double-silk wrapping, which wraps two groups of polyamide filaments or light polyester filaments on the outside of core yarn in opposite twisting directions, so that the glossiness of the obtained yarn is improved; more importantly, the opposite wrapping mode helps to keep the glossiness of the yarn at different angles basically consistent, thereby making the obtained fabric present good glossiness at different viewing angles. Meanwhile, the application spins the yarn by wrapping the core yarn with polyamide filaments or light polyester filaments, so that the fabric made of the yarn has higher strength and is not easy to wrinkle, guarantees the appearance flatness and glossiness of the fabric after washing, can bear greater calendering temperature and calendering pressure, and greatly improves the glossiness of the fabric. In addition, the fabric production method adopted by the application can obtain natural plant fiber composite fabric, is environment-friendly, and the fabric production method is simple in process and easy to implement in industrialization.

This invention discloses a fusion protein targeting the urokinase-type plasminogen activator receptor and its application in the field of anti-aging. The fusion protein is composed of a hepatocyte growth factor active domain and a humanized anti-uPAR single-domain antibody linked by a flexible linker peptide, and its specific amino acid sequence is SEQ ID NO:3. This fusion protein can specifically bind to uPAR, which is highly expressed on the surface of senescent cells, with intramolar affinity, achieving targeted delivery of the hepatocyte growth factor active domain. In vitro experiments have demonstrated that this protein can significantly reverse the aging phenotype of human fibroblasts, effectively reduce aging-related β-galactosidase activity, p16INK4a protein expression, and interleukin-6 secretion, and promote cell proliferation. In a rapidly aging mouse model, this protein can systematically improve age-related physiological functional decline. The fusion protein of this invention achieves specific targeting and efficient treatment of senescent cells, providing a new solution for the development of anti-aging drugs.

This invention discloses a high-gloss, high-surface-energy nylon composite material, its preparation method, and its application, belonging to the field of engineering plastics technology. The nylon composite material, by mass fraction of raw materials, comprises: 45-75 parts nylon resin, 15-30 parts glass fiber, 5-15 parts maleic anhydride-grafted C9 petroleum resin, 0.5-2.3 parts composite lubricant, and 3-8 parts glass microspheres. The composite lubricant is selected from at least one of internal and external lubricants; the internal lubricant is selected from one or more of stearamide and ethylene bis-stearamide; and the external lubricant is selected from silicone powder. Grafting maleic anhydride groups into MAH-g-C9 enhances the surface energy of the material, resulting in good wetting matching between the two. Synergistically, the combination of lubricant and glass microsphere filling significantly improves the gloss and surface energy of the nylon material. This nylon material requires no pretreatment and can be directly printed.

This invention discloses a black-based blue-spotted glaze with an earthworm-like pattern and its preparation method. The glaze consists of a body, a black base glaze, and a blue-spotted glaze from the inside out. The raw materials for the black base glaze are: feldspar, calcite, calcium borate, dolomite, talc, barium carbonate, quartz, bentonite, zirconium silicate, rutile, cobalt oxide, manganese oxide, and iron oxide. The raw materials for the blue-spotted glaze are: feldspar, limestone, alumina, talc, barium sulfate, Datong clay, zinc oxide, quartz, and titanium dioxide. The preparation method includes: 1. Wet ball milling the black base glaze raw materials to obtain a black base glaze slurry; 2. Wet ball milling the blue-spotted glaze raw materials to obtain a blue-spotted glaze slurry; 3. Bisque firing the body; 4. Applying the black base glaze slurry to the body and drying it; 5. Applying the blue-spotted glaze slurry to the body and drying it; 6. Oxidation firing and reduction firing of the body, followed by natural cooling to obtain the black-based blue-spotted glaze. The raw material formula of this invention is reasonable and environmentally friendly, which can improve the mechanical properties of the glaze; the preparation method is simple and the yield is high.

The application discloses a high-performance anticorrosion steel pipe and a preparation method thereof. The high-performance anticorrosion steel pipe comprises a pipe body made of iron and an alloy nickel plating layer chemically plated on the surface layer of the pipe body. The plating nickel solution for chemically plating the alloy nickel plating layer on the pipe body comprises 20 g / L of nickel sulfate, 7-9 g / L of nickel acetate, 13-16 g / L of sodium hypophosphite and 4-6 g / L of sodium citrate. The plating nickel solution is adjusted to have a pH of 4-5 by using sodium acetate, and has the advantage of improving the anticorrosion effect.

This invention relates to the field of polymer materials technology, specifically disclosing an environmentally friendly processing aid for polyolefins and its preparation method. The environmentally friendly processing aid for polyolefins includes a first component and a second component. The first component includes an antioxidant-modified oligomer A, and the second component is obtained by extrusion granulation of oligomer B, an organosilicon polymer, and a catalyst. By weight, the amounts of each component are: oligomer A 1-10 parts, antioxidant 0.1-2 parts, oligomer B 5-40 parts, organosilicon polymer 5-80 parts, and catalyst 0.1-5 parts. The processing aid of this invention does not contain perfluorinated or polyfluoroalkyl compounds. When used in the processing of polyolefins, it has advantages such as low addition amount, short onset time, good viscosity reduction effect, and effective improvement of product gloss. Furthermore, it can effectively form a dynamic lubricating layer on the surface of metal walls.

The invention provides a coating with optical permeability and a preparation method thereof. The coating with optical permeability is prepared from the following raw materials in parts by mass: 25 parts of water-based acrylate copolymer emulsion, 25 to 35 parts of water, 0.8 to 1.5 parts of transparent functional particles, 16 to 20 parts of functional modified inorganic filler, 5.5 to 7.5 parts of boric acid ester-silanol-hydroxyl three-function cross-linked gel precursor solution, 0.2 to 0.5 part of thickening agent, 0.2 to 0.4 part of defoaming agent, 0.5 to 1 part of dispersing agent and 0.1 to 0.3 part of preservative. 0.2 to 0.5 part of an organic amine alcohol compound; the transparent functional particles comprise at least one of glass sand and cross-linked polymethyl methacrylate microspheres; the functional modified inorganic filler comprises at least one of amino silane modified snowflake white quartz sand and amino silane modified calcined sand white marble. The coating with optical permeability is suitable for the field of indoor and outdoor decoration.

The utility model belongs to the technical field of moisture-proof paper tubes, and particularly relates to a high-heat-line moisture-proof paper tube which comprises a supporting paper tube, a wood pulp layer arranged on the peripheral side wall of the supporting paper tube, a fiber layer arranged on the peripheral side wall of the wood pulp layer, a first moisture-proof layer arranged on the peripheral side wall of the fiber layer, a waterproof layer arranged on the peripheral side wall of the first moisture-proof layer and a bamboo pulp layer arranged on the inner wall of the supporting paper tube. The inner wall of the bamboo pulp layer is provided with a second damp-proof layer, and the inner wall of the second damp-proof layer is provided with a wear-resistant layer. The paper tube made of the various materials in a matched mode has the advantages of being high in strength, good in damp-proof performance, high in tear resistance, good in wear resistance, good in glossiness and good in puncture resistance, and objects contained in the paper tube can be effectively protected.

The invention discloses a microcapsule latent curing accelerator, a preparation method of the microcapsule latent curing accelerator, a TGIC cured polyester powder coating and a preparation method of the TGIC cured polyester powder coating. The microcapsule latent curing accelerator comprises a capsule core and a capsule wall, wherein the capsule core accounts for 50-85% of the total mass of microcapsules, and the capsule wall accounts for 15-50% of the total mass of the microcapsules; the capsule core is at least one curing accelerator selected from imidazole compounds, imidazolium salts, quaternary ammonium salts, organic phosphine or quaternary phosphonium salts; the capsule wall is a cross-linked polymer shell formed by in-situ polymerization of an amino resin prepolymer; and the particle size D50 of the microcapsule is 1-20 microns. The accelerant has the beneficial effects that the storage stability (40 DEG C accelerated storage) of a coating using the accelerant should exceed 60 days while the coating keeps excellent low-temperature curing capacity at 130-160 DEG C, and a final coating film has appearance and comprehensive performance equivalent to those of a traditional high-temperature curing coating.

The application relates to the technical field of powder coating, in particular to a powder coating suitable for laser curing and a preparation method and application thereof. The powder coating for laser curing comprises the following components in parts by weight: resin, curing agent and heat-conducting agent, and other components; the mass ratio of the resin, the curing agent and the heat-conducting agent is 50-90:510:510; the heat-conducting agent is selected from two or more of graphene oxide, nano-aluminum oxide, carbon nanotubes, aluminum nitride and hexagonal boron nitride. The powder coating for laser curing of the application has excellent surface gloss, flatness and substrate adhesion after laser curing, and has good chemical corrosion resistance, and can realize a curing effect equivalent to that of current conventional thermal curing, and has significant application value in the fields of decoration and protection.

This invention relates to a fluorosilicone-modified acrylic resin and its preparation method, belonging to the field of polymer materials technology. The resin uses methyl methacrylate, butyl acrylate, and hydroxyethyl methacrylate as basic monomers. Fluorine is introduced through copolymerization with tridecafluorooctyl acrylate. A self-made doped silicone modifier is introduced via blending. The doped silicone modifier is modified by the ring-opening and ring-closing reaction of epichlorohydrin with the secondary amine structure of hexamethylcyclotrisilazane, grafting branched active epoxy groups. Subsequently, n-decylamine is used to open the ring with the grafted epoxy groups, introducing terminal long-chain alkyl modification. This modifier exhibits good compatibility with the acrylic polymer chain and acts as a support in the resin, reducing the shrinkage stress after curing and improving the impact resistance of the cured film. Simultaneously, the reduction in micro-shrinkage results in a film with higher gloss and fullness.

The invention relates to the technical field of plastic master batch waste treatment, in particular to a garden landscape lighting device which is characterized in that a lampshade is arranged at the top end of a lamp post, a lamp body shell is arranged in the lampshade, a top wall ring is fixedly connected to the top end of the lamp body shell, an energy-saving lamp ring is arranged at the bottom end of the top wall ring, and a light-transmitting cover is installed at the bottom end of the lamp body shell in a threaded mode; the middle of the top wall ring is fixedly connected with a temperature exhaust ring extending upwards, the bottom end of the temperature exhaust ring is fixedly connected with a sealing plate, a heat conduction device is arranged in the temperature exhaust ring, and a cooling fan is arranged at the top end of the heat conduction device and used for cooling the energy-saving lamp ring. And the cooling fan can quickly discharge high temperature to the outside, so that the energy-saving lamp ring 5 is quickly cooled, and the service life is prolonged.

The utility model discloses a kind of gem inlay structure and puncture ear stud, gem inlay structure includes metal base, first gem and several second gems, the metal base includes first inlay seat and several second inlay seats, several second inlay seats are annular array distribution along the center of first inlay seat, first gem is inlaid in the top of first inlay seat, first inlay seat is higher than second inlay seat, the top of second inlay seat is provided with inlay claw, the inlay claw and first inlay seat hold second gem;Puncture ear stud includes connecting needle, stem and the stopper connected in one end of stem, the connecting needle is arranged in the bottom of first inlay seat, the connecting needle is provided with outer thread, the other end of stem is provided with internal thread.The utility model can increase the stability of inlay, reduce the number of inlay claw, reduce the shielding rate of incident light, improve the simplicity and aesthetic property of jewelry.

This utility model discloses a paper-based packaging material structure and packaging bag. The paper-based packaging material structure includes: a paper substrate layer, one surface of which has pores; an aqueous coating layer, which is disposed on one surface of the paper substrate layer and forms a continuous fixed film layer, the surface of the continuous fixed film layer away from the paper substrate layer being a smooth surface; and a printing layer, which is disposed on the smooth surface of the aqueous coating layer; wherein the gloss of the smooth surface measured at a preset angle is greater than 60 GU. By forming a high-gloss, smooth aqueous coating layer on a porous paper substrate as a printing substrate, this utility model solves the quality defects of traditional paper-based materials caused by surface roughness and uneven ink absorption, such as "missing dots" and "blurred printing," improving the clarity and gloss of printed materials and giving the packaging excellent printing quality.

The utility model relates to face mask base cloth technical field discloses a kind of seaweed fibre face mask base cloth, including face mask base cloth, the outside of face mask base cloth is provided with fitting mechanism, the outside of face mask base cloth is equipped with connecting mechanism, the fitting mechanism includes nose paste, the side of nose paste is fixedly connected in the side of face mask base cloth, the both sides of nose paste are fixedly connected with nose side covering paste, the outside of face mask base cloth is equipped with mouth slot, the inner wall of mouth slot is provided with mouth covering paste, the bottom of face mask base cloth is equipped with mounting assembly, the mounting assembly includes support block, the top of support block is bonded in the bottom of face mask base cloth.In the utility model, ensure that face mask is closely fitted nose curve, mouth covering paste is adapted according to mouth profile, optimize the absorption effect of essence, the adjustable design of eye slot meets the demand of eye, overall improvement comfort, make skin care effect reach best.

The embodiment of the invention discloses Chinese herbal medicine freckle-removing cream and a preparation method thereof. The Chinese herbal medicine freckle-removing cream is prepared from Chinese herbal medicine decoction liquor and a natural oil-in-water emulsion system, and the Chinese herbal medicine decoction liquor comprises the following medicinal materials: rehmannia, radix polygonati officinalis, Chinese waxgourd seed, stiff silkworm, caltrop, hawthorn, hairyvein agrimony, allium macrostemon, vine of multiflower knotweed, cortex albiziae, platycladi seed, lalang grass rhizome, perilla leaf, pepper and magnolia bark; the natural oil-in-water emulsifying system comprises the following raw materials: olive oil emulsifying wax, shea butter, jojoba oil, grape seed oil and vitamin E. Human body trials prove that the Chinese herbal medicine freckle-removing cream is fine and moist in skin feeling and not greasy after being smeared, and skin irritation reactions such as stabbing pain, redness and pruritus do not exist in the using process; after continuous use for 3 months, chloasma, sunburn and other color spots are obviously faded, the skin glossiness and fineness are obviously improved, and no obvious rebound occurs after the use is stopped; the composition is suitable for dry, oily, mixed and sensitive skin, and has good safety and tolerance.

The invention relates to the technical field of textile fabrics, in particular to a knitted textile fabric and a preparation method thereof.The knitted textile fabric is formed by interweaving warp yarn and weft yarn, and the warp yarn and the weft yarn are both made of composite yarn; the composite yarn comprises core yarn and wrap yarn wrapping the outer layer of the core yarn. The core yarn is prepared from the following raw materials in parts by weight: 40-60 parts of cotton fibers, 20-30 parts of bamboo charcoal fibers, 10-20 parts of polylactic acid fibers and 5-10 parts of soybean protein fibers. The modal fibers and the silk fibers enhance the glossiness and the wearing comfort of the fabric. All the raw materials have a synergistic effect, so that the fabric integrates various excellent properties such as antibacterial property, wrinkle resistance, wear resistance, warm keeping property and breathability.

The application discloses a kind of propylene pimarol modified thermoplastic polyurethane and preparation method thereof, the application is according to weight fraction, including: propylene pimarol 5~50 parts, polyol 0~75 parts, chain extender 0~25 parts, diisocyanate 10~55 parts, catalyst 0.001~0.1 parts, wherein chain extender is not 0.The propylene pimarol modified thermoplastic polyurethane provided by the application introduces the trinuclear phenanthrene ring structure of rosin into the linear main chain structure of thermoplastic polyurethane by the reaction of dihydric alcohol of propylene pimarol and diisocyanate, which retains the rigid structure characteristics of rosin and the good flexibility of fatty six-membered ring non-planar structure compared to traditional carbon chain structure, so the coating prepared by it has better gloss, higher hardness, stronger adhesion, excellent comprehensive performance such as hydrophobicity, corrosion resistance and the like compared to traditional thermoplastic polyurethane material.

The present invention relates to a uniaxially oriented polyethylene film, comprising multiple layers including an inner surface layer (I), an outer surface layer (O) and a core layer (C), wherein at least one of the multiple layers is made of a composition comprising from 70 to 100 wt.% of a multimodal high density polyethylene (HDPE) polymer component (PE1), based on the total weight of the respective layer composition, the PE1 component having: a) a melt flow rate MFR2 of from 0.1 to 2.0 g / 10min; b) a melt flow rate MFR5 of from 1.0 to 5.0 g / 10min; c) a melt flow rate ratio (MFR21 / MFR2) of from 30 to 90, the melt flow rates being determined according to ISO 1133; d) a density of more than or equal to 950 kg / m3; and e) a molecular weight distribution (Mw / Mn) of from 8 to 20, determined according to ISO 16014; and wherein the polyethylene film has a tensile modulus (1% secant) in machine direction (MD) of at least 1500 MPa, determined according to ASTM D882, and a tensile strength in machine direction (MD) of at least 160 MPa, determined according to ISO 527-3.

The invention discloses a preparation process of air entrapment prevention low-bubble moisture curing reaction type polyurethane honeycomb glue, and relates to the technical field of chemical synthesis processes. The process comprises the following steps: firstly, introducing sacrificial isocyanate, and converting deep bound water in polyhydric alcohol into gas and deeply removing the gas in cooperation with pulse type nitrogen gas stripping and reverse vacuum linkage; and then carrying out high-temperature solubilization hysteresis treatment to forcibly dissolve by-product particles so as to eliminate bubble nucleation centers. In the polymerization stage, a reaction type low-surface-energy modifier is adopted for in-situ end capping, and the surface tension of the melt is reduced; a negative pressure gradient cooling procedure is executed in the discharging stage, the vacuum degree is gradually increased along with cooling, and the gas under-saturation state of the glue solution is locked. According to the invention, the hidden danger of endogenous bubbles is effectively eliminated, the finished product glue solution is endowed with the capabilities of inhibiting mechanical gas entrapment and actively absorbing interface bubbles during roll coating, and the flatness and bonding quality of the composite honeycomb plate are remarkably improved.

The invention provides a whitening type composite modifier as well as a preparation method and application thereof, and belongs to the technical field of inorganic material modification. The whitening type composite modifier provided by the invention is prepared from the following preparation raw materials in parts by mass: 55 to 65 parts of titanium dioxide, 2 to 5 parts of a fluorescent whitening agent, 15 to 25 parts of an aluminate coupling agent, 5 to 10 parts of a titanate coupling agent, 10 to 20 parts of stearic acid, 2 to 5 parts of a dispersing agent and 1 to 2 parts of an antioxidant. The whitening type composite modifier can be applied to modification of various inorganic powder, the whiteness of the inorganic powder treated by the whitening type composite modifier is obviously improved, and the dispersity and the stability are obviously improved.

The invention relates to a fruit coating composition. The invention also relates to a fruit coating method, comprising the post-harvest application of a coating composition to said fruit. The invention further relates to a fruit coated according to said method. The invention also relates to the use of a coating composition for preparing a post-harvest fruit with improved gloss when coated with said composition compared to a fruit not coated with said composition, and / or slower weight loss compared to a fruit not coated with said composition.

This application discloses an egg-optimizing poultry feed additive and its application, relating to the field of feed additive technology. By weight, it comprises 20-38 parts vitamin E, 6-20 parts nano selenium, 3-6 parts compound amino acids, 10-25 parts motherwort, 10-18 parts codonopsis, 5-12 parts angelica, 10-12 parts chuanxiong, 2-4 parts clove, 1-2 parts glycosylated modified seafood mushroom small molecule peptides, and 1-3 parts stabilizer. Application in farms shows that after 15 days of use, egg production increased by 6.7%, broken eggs decreased by 88.9%-91.7%, and rough-shelled eggs decreased by 89.6%-93.0%. This additive, through its antioxidant properties, repair of reproductive system damage, replenishment of qi and blood, and improvement of intestinal health, can comprehensively improve the production performance and egg quality of poultry.

The technical scheme of the present application discloses a bright chromium-manganese alloy steel quenching oil and a preparation method thereof, the bright chromium-manganese alloy steel quenching oil comprises the following components in percentage by mass: base oil 85-93%, rapid cooling agent 2.5-7.5%, antioxidant 0.7-2.8%, dispersant 2.8-5.0%, and brightener 0.1-0.8%. The brightness of the bright chromium-manganese alloy steel quenching oil reaches the first level, and the brightener in the bright chromium-manganese alloy steel quenching oil can effectively prevent non-oil-soluble substances and carbon black and other substances in the quenching oil at high temperature from adhering to the surface of the workpiece, so that the chromium-manganese alloy steel workpiece has a high gloss, thereby eliminating the need for post-processing of the quenched chromium-manganese alloy steel workpiece, and further improving the production efficiency and reducing the production cost.

The utility model relates to papermaking machinery technical field, especially a single light paper device for crescent paper machine, including main body board, two main body boards are provided with, two main body board lower extreme joint fixedly connected with five U type support frame, five U type support frame's front and back end all are fixedly connected with the mounting panel, ten mounting panel's upper end all are inserted and connected with the screw, two main body board's inside face jointly is provided with the conveying device, the rear end fixed connection of rear main body board has L type connecting plate, conveying device engages connection has one flat gear. A single light paper device for crescent paper machine, the rotary motor of conveying device drives driving roller through second flat gear, simultaneously through one flat gear, one long gear drive flat device, make the conveying belt conveying speed and the flat speed of flat roller accurate matching, avoid paper wrinkle or tensile deformation.

The application relates to the technical field of powder coatings, and particularly discloses a UV-cured powder coating as well as a preparation method and application thereof. The UV-cured powder coating disclosed by the application comprises the following components: 60-80 parts of powder resin, 2-10 parts of a curing agent, 5-10 parts of a filler, 1-2 parts of a leveling agent, 0.5-1 part of a degassing agent and 0.5-10 parts of 184 initiator; the filler is obtained by mixing montmorillonite, calcium carbonate and aluminum oxide, then being pretreated by an ammonium salt solution of an acrylate copolymer, and then being fired; and the degassing agent is composed of 3910-micronized amide wax degassing agent and ketose degassing agent in a weight ratio of 3-5:1-1.5. According to the technical scheme, the UV-cured powder coating is cured into a coating, the coating has excellent gloss, adhesion and smoothness, and the coating has high chemical corrosion resistance.

This application provides a water-based paint, its preparation method, an automotive coating, and an automobile. By weight, it comprises the following components: 5-30 parts of a water-based polyester-modified acrylic resin secondary dispersion, 20-50 parts of a water-based hydroxyl acrylic resin secondary dispersion, 5-15 parts of a water-soluble acrylic resin, 5-15 parts of an acrylic-modified polyester dispersion, 8-13 parts of an amino resin, 1-2 parts of a dispersant, 2-6 parts of an additive, 5-20 parts of a pigment, 1-5 parts of a solvent, and 15-25 parts of water; wherein the hydroxyl content in the solution of the water-based hydroxyl acrylic resin secondary dispersion is 2.5%-5% by weight, and the hydroxyl content in the solution of the water-based polyester-modified acrylic resin secondary dispersion is 3%-5% by weight. The water-based paint of this application, with its components working synergistically, produces a water-based color paste with excellent hardness, gloss, and resistance to gasoline, water, damp heat, and salt spray.