33results about How to "Good chemical cross-linking" patented technology

The invention discloses waterborne polyurethane thermal-insulating sound-absorbing coating and a preparation method thereof. The waterborne polyurethane thermal-insulating sound-absorbing coating comprises a polyurethane prepolymer, N-hydroxymethyl acrylamide, phthalic acid dibutyl ester, a zirconium-aluminic acid ester coupling agent, rutile titanium dioxide, methylsilicone oil, a mixed solvent and a sound-absorbing material. The preparation method comprises the following steps: dissolving every 1 kg by weight of N-hydroxymethyl acrylamide in 2 kg of 50-70% ethanol in volume concentration, mixing with the polyurethane prepolymer in a reaction kettle, enabling the components to react for 1 hour at 80-150 DEG C, and adding the zirconium-aluminic acid ester coupling agent to continuously react for 2-5 hours; subsequently adding the phthalic acid dibutyl ester, rutile titanium dioxide, methylsilicone oil, mixed solvent and sound-absorbing material, and uniformly mixing, thereby obtaining a waterborne polyurethane thermal-insulating sound-absorbing coating product. The waterborne polyurethane thermal-insulating sound-absorbing coating can insulate heat and absorb sound, and is good in chemical resistance, good in temperature resistance, good in weather resistance, long in film service life, free of toxicity or smell, safe and environment-friendly and good in sound absorption effect.

The invention relates to a TPU thin film with light reflection and thermal insulation functions and a preparation method thereof. The TPU thin film is prepared from, by weight, 50-100 parts of polyester glycol, 15-30 parts of diisocyanate, 5-35 parts of a chain extender, 1-5 parts of molybdenum disulfide micro powder, 1-5 parts of white carbon black, 2-5 parts of metal oxide-modified diatomaceous earth powder, 2-5 parts of dibutyl phthalate, 0.5-1 parts of a titanate coupling agent, 1-5 parts of talcum powder and 1-5 parts of sepiolite. The TPU thin film has the excellent light reflection and thermal insulation functions.

The invention discloses a thermal insulation heat-preservation paint coating used for a building external wall. The thermal insulation heat-preservation paint coating is prepared from, by weight, 40-50 parts of emulsion, 1-2 parts of N-hydroxymethyl acrylamide, 6-9 parts of titanium dioxide, 4-6 parts of water, 1-2 parts of titanate coupling agent, 8-16 parts of auxiliary, 7-9 parts of mixed solvent, and 9-12 parts of thermal insulation heat-preservation material, wherein the emulsion is the mixed solution of A-102 silicone acrylic emulsion and A-99 pure acrylic emulsion in the weight ratio of 1.5:1, the auxiliary is composed of 1-2 parts of biocide mildewcide, 1-3 parts of flattening agent, 1-2 parts of pigment dispersing agent, 1-3 parts of thickening agent and 4-6 parts of film-forming agent, and the thermal insulation heat-preservation material is a mixture of hollow glass beads, expanded perlite and aluminum silicate fiber in the weight ratio of 1:1:1. The thermal insulation heat-preservation paint coating used for the building external wall is characterized by being strong in chemical resistance, good in weather resistance, good in thermal insulation heat-preservation effect, high in glossiness, long in service life of coating and the like.

The invention relates to a polyurethane anticorrosive thermal-insulation paint and a preparation method thereof. The paint comprises a polyurethane prepolymer, diacetone acrylamide, dipropanediol dibenzoate, an aluminate coupling agent LS-822, a dispersing agent triethanolamine, rutile titanium white, a defoaming agent OP-10, kaolin, a mixed solvent, expanded perlite and a preservative. The preparation method comprises the following steps: adding 2.4kg of 55-85 vol% ethanol into every kilo of diacetone acrylamide, dissolving, mixing with the polyurethane prepolymer in a reaction kettle, reacting at 80-140 DEG C for 1-2 hours, and adding the aluminate coupling agent LS-822 and dispersing agent triethanolamine; and continuing reacting for 3-5 hours, adding the dipropanediol dibenzoate, rutile titanium white, defoaming agent OP-10, kaolin, mixed solvent, expanded perlite and preservative, and evenly mixing to obtain the polyurethane anticorrosive thermal-insulation paint product.

The invention discloses a polyurethane waterproof flame-retardant paint and a preparation method thereof. The paint comprises polyurethane prepolymers, diacetone acryloamide, buty stearate, titanate coupling agent TMC-311 and titanium pigment. The paint further comprises polydimethyl siloxane, white carbon black, mixed solvent and flame-retardant materials. The preparation method comprises the following steps: dissolving the diacetone acrylamide by ethanol of which the volume concentration is 65-80%, wherein the adding amount of the ethanol is 1.5 kilograms in per kilogram of diacetone acrylamide on the basis of weight; mixing the dissolved diacetone acrylamide with the polyurethane prepolymers in a reaction kettle, wherein the reaction temperature is 75-119 DEG C and the reaction time is 1.2-1.5 hours; adding the titanate coupling agent TMC-311 into the mixture and further reacting for 3-6 hours; then adding buty stearate, the rutile-type titanium pigment, polydimethyl siloxane, the flame-retardant materials, the white carbon black and the mixed solvent into the mixture and uniformly mixing, so that the polyurethane waterproof flame-retardant paint product is obtained. The paint prepared by the preparation method is good in waterproof and flame-retardant effects, friendly to the environment and not easy to age.

The invention relates to a polyurethane waterproof mildew-resistant paint and a preparation method thereof. The paint comprises a polyurethane prepolymer, propyl hydroxyethyl methacrylate, dioctyl terephthalate, a titanate coupling agent NDZ-201, rutile titanium white, zinc oxide, a polysiloxane defoaming agent, talcum powder, a mixed solvent and a mildew preventive. The preparation method comprises the following steps: adding 1.7kg of 65-80 vol% ethanol into every kilo of propyl hydroxyethyl methacrylate, dissolving, mixing with the polyurethane prepolymer in a reaction kettle, reacting at 80-130 DEG C for 1.3-1.6 hours, and adding the titanate coupling agent NDZ-201; continuing the reaction for 4-6 hours; and adding the dioctyl terephthalate, rutile titanium white, zinc oxide, polysiloxane defoaming agent, mildew preventive, talcum powder and mixed solvent, and evenly mixing to obtain the polyurethane waterproof mildew-resistant paint product. The paint provided by the invention has favorable waterproof and mildew-resistant effects, and has the characteristics of high weather resistance and high pollution resistance.

The invention relates to a water-soluble polyurethane external-wall thermal-insulation waterproof paint and a preparation method thereof. The paint comprises a polyurethane prepolymer, N-hydroxymethyl acrylamide, dibutyl phthalate, vinyl trichlorosilane, titanium white, methyl silicone oil, superfine calcium carbonate and a mixed solvent. The preparation method comprises the following steps: adding 2 kilos of 50-70 vol% ethanol into every kilo of N-hydroxymethyl acrylamide for dissolution, mixing with the polyurethane prepolymer in a reaction kettle, reacting at 80-150 DEG C for 1 hour, and adding vinyl trichlorosilane; continuing reacting for 2-5 hours; and adding the dibutyl phthalate, rutile titanium white, methyl silicone oil, superfine calcium carbonate and mixed solvent, and uniformly mixing to obtain the water-soluble polyurethane external-wall thermal-insulation waterproof paint product. The water-soluble polyurethane external-wall thermal-insulation waterproof paint has the characteristics of high chemical resistance, high temperature resistance, favorable weather resistance favorable pollution resistance, high glossiness, long service life of the coated film and the like.

The invention relates to a polyurethane modified asphalt waterproof paint and a preparation method thereof. The paint is prepared from a polyurethane prepolymer, 90# petroleum asphalt, modified nano calcium carbonate, vinyl trichlorosilane, a tackifier, n-butyl acetate, citric acid, dibutyltin dilaurate, polyoxyethylene polyoxypropylene ether and fumed silica. The preparation method includes: modifying the 90# petroleum asphalt with the polyurethane prepolymer and modified nano calcium carbonate; then adding vinyl trichlorosilane, citric acid and n-butyl acetate into a reaction kettle, and stirring the substances evenly; then adding fumed silica, the tackifier and dibutyltin dilaurate, and stirring the substances evenly; then adding polyoxyethylene polyoxypropylene ether; further performing stirring till no powder flotation; shearing all the materials in the reaction kettle on a high speed shearing machine again until the 90# petroleum asphalt and other materials are evenly dispersed,thus obtaining the polyurethane modified asphalt waterproof paint. The product provided by the invention has the advantages of high bonding strength, high tensile strength and good dispersibility.

The invention relates to a water-soluble polyurethane external-wall thermal-insulation paint and a preparation method thereof. The paint comprises a polyurethane prepolymer, N-hydroxymethyl acrylamide, dibutyl phthalate, vinyl trichlorosilane, titanium white, methyl silicone oil, superfine calcium carbonate and a mixed solvent. The preparation method comprises the following steps: adding 2 kilos of 50-70 vol% ethanol into every kilo of N-hydroxymethyl acrylamide for dissolution, mixing with the polyurethane prepolymer in a reaction kettle, reacting at 80-150 DEG C for 1 hour, and adding vinyl trichlorosilane; continuing reacting for 2-5 hours; and adding the dibutyl phthalate, rutile titanium white, methyl silicone oil, superfine calcium carbonate and mixed solvent, and uniformly mixing to obtain the water-soluble polyurethane external-wall thermal-insulation paint product. The water-soluble polyurethane external-wall thermal-insulation paint has the characteristics of high chemical resistance, high temperature resistance, favorable weather resistance, favorable pollution resistance, high glossiness, long service life of the coated film and the like.

The invention discloses water-soluble polyurethane flame-retardant coating and a preparation method thereof. The water-soluble polyurethane flame-retardant coating comprises a polyurethane prepolymer, N-hydroxymethyl acrylamide, phthalic acid dibutyl ester, a titanate coupling agent, talcum powder, light calcium carbonate, tributyl phosphate, isopropanol, a mixed solvent and a flame-retardant material. The preparation method comprises the following steps: dissolving every 1 kg by weight of N-hydroxymethyl acrylamide in 2 kg of 50-70% ethanol in volume concentration, mixing with the polyurethane prepolymer in a reaction kettle, enabling the components to react for 1 hour at 80-150 DEG C, and adding a mixture of isopropanol and a titanate coupling agent in a weight ratio of 1:1 to continuously react for 2-5 hours; subsequently adding phthalic acid dibutyl ester, talcum powder, light calcium carbonate, tributyl phosphate, the mixed solvent and the flame-retardant material, and uniformly mixing, thereby obtaining a water-soluble polyurethane flame-retardant coating product. The water-soluble polyurethane flame-retardant coating has the characteristics of good chemical resistance, good temperature resistance, good weather resistance, good stain resistance, high glossiness, long film service life and the like.

The invention discloses a heat insulation and heat preservation coating for a building external wall. The coating is prepared from 40-50 parts of emulsion, 1-2 parts of N-hydroxymethyl acrylamide, 6-9 parts of fumed silica, 4-6 parts of water, 1-2 parts of a titanate coupling agent, 7-14 parts of auxiliaries, 7-9 parts of acetic acid n-butyl ester, 9-12 parts of expanded perlite and 5-10 parts of nano-calcium carbonate, wherein the emulsion is mixed liquid prepared from A-102 silicone-acrylate emulsion and A-99 pure acrylic emulsion according to the weight ratio of 1.5:1, and the auxiliaries are composed of, by weight, 1-2 parts of a sterilizing and mildew preventing agent, 1-3 parts of a leveling agent, 1-3 parts of a thickening agent and 4-6 parts of a film forming aid. The coating has the advantages of being high in chemical resistance, good in weather resistance and heat insulation and heat preservation effect, high in glossiness, long in coating film life and the like.

The invention discloses a high-voltage transmission lead anti-corrosion paint prepared from modified nano-silicon dioxide and a preparation method of the anti-corrosion paint. The anti-corrosion paintcomprises, by weight, 80-90 parts of acrylic resin, 30-40 parts of styrene-acrylic emulsion, 25-30 parts of modified nano-silicon dioxide, 6-10 parts of graphene, 2-4 parts of sodium hexametaphosphate, 4-6 parts of sodium benzoate, 2-4 parts of carbon fluoride, 6-8 parts of zinc stearate, 2-4 parts of tributyl citrate, 7-9 parts of aluminum zirconate coupling agents, 3-5 parts of hydroxyethyl cellulose, 2-4 parts of polyvinyl alcohol and 100-120 parts of deionized water. Physical performances such as corrosion resistance, dispersity, weather resistance and barrier property of the paint are remarkably improved under synergistic effects of components, nano-silicon dioxide is modified, so that compatibility between the nano-silicon dioxide and an organic macromolecule is improved, rheological properties of a system are improved, and super-hydrophobicity and mechanical wear resistance of the paint are improved.

The invention discloses a heat insulating coating for a building external wall, which is prepared from 40 to 50 parts of emulsion, 1 to 2 parts of N-hydroxymethyl acrylamide, 6 to 9 parts of fumed silica, 4 to 6 parts of water, 1 to 2 parts of titanate coupling agent, 7 to 14 parts of auxiliary, 7 to 9 parts of n-butyl acetate, 9 to 12 parts of heat insulating material and 5 to 10 parts of modified nano calcium carbonate, wherein the emulsion is mixed liquor of A-102 silicone acrylic emulsion and A-99 pure acrylic emulsion at the weight ratio of 1.5 to 1, the auxiliary is prepared form 1 to 2weight parts of bactericidal mildewcide, 1 to 3 weight parts of flatting agent, 1 to 3 weight parts of thickening agent and 4 to 6 weight parts of coalescing agent, and the heat insulating material isa mixture of hollow glass bead, expanded perlite and alumina silicate fibre at the weight ratio of 1 to 1 to 1. The coating provided by the invention has the advantages of high chemical resistance, good weather resistance, good heat insulating effect, high glossiness, long film service life and the like.

The invenrion relates to a flame retardant polyurethane modified asphalt waterproof paint. The paint is prepared from a polyurethane prepolymer, 90# petroleum asphalt, modified nano calcium carbonate,trimethoxysilyl propyl diethylenetriamine, a tackifier, n-butyl acetate, citric acid, dibutyltin dilaurate, polyoxyethylene polyoxypropylene ether, fumed silica and a flame retardant mixture. The preparation method includes: modify 90# petroleum asphalt with the polyurethane prepolymer and modified nano calcium carbonate; then adding trimethoxysilyl propyl diethylenetriamine, citric acid and n-butyl acetate into the reaction kettle, and stirring the substances evenly; then adding the flame retardant mixture, fumed silica, the tackifier and dibutyltin dilaurate, and blending the substances evenly; then adding polyoxyethylene polyoxypropylene ether; then further performing stirring till no powder flotation; and shearing all the materials again till uniform dispersion of 90# petroleum asphalt and other materials, thus obtaining the product.

Antibacterial polyurethane-modified asphalt waterproof coating and a preparation method thereof are provided. The antibacterial polyurethane-modified asphalt waterproof coating is prepared from polyurethane prepolymer, No. 90 petroleum asphalt, modified nano calcium carbonate, 3-[2-(2-aminoethylamino)ethylamino]propyl-trimethoxysilane, a tackifier, n-butyl acetate, citric acid, dibutyltin dilaurate, polyoxyethylene polyoxypropylene ether, fumed silica, chitosan and 2-methyl-4-isothiazoline-3-one. The preparation method comprises: modifying No. 90 petroleum asphalt with polyurethane prepolymerand modified nano calcium carbonate; adding 3-[2-(2-aminoethylamino)ethylamino]propyl-trimethoxysilane, citric acid and n-butyl acetate into a reactor, and stirring well; adding chitosan, 2-methyl-4-isothiazoline-3-one, fumed silica, the tackifier and dibutyltin dilaurate, and stirring well; adding polyoxyethylene polyoxypropylene ether; continuing to stir until no powder floats; shearing all thematerials until good dispersion to obtain the coating.

The invention provides a production method for a cement utility pole coated with weather-resistant artificial tree bark. The production method comprises the following steps: S1, producing a cement utility pole; S2, preparing weather-resistant artificial tree bark slurry; S3, applying the weather-resistant artificial tree bark slurry to produce the cement utility pole coated with the weather-resistant artificial tree bark. The cement utility pole coated with a weather-resistant artificial tree bark layer is attractive in appearance and is in harmony with the surroundings, visual enjoyment can be brought to a tourist attraction environment, and beauty elements can be added to a tourist attraction. The weather-resistant artificial tree bark slurry is prepared from the following raw materials: epoxy resin, polyaniline, carboxyl polysiloxane, heavy calcium carbonate powder, fumed silica, pigment printing paste, glass fibers, a curing agent, an antioxidant, an ultraviolet light absorber, dibutyl phthalate and a mixed solvent. Construction is simple and fast, and the applied bark is natural in texture and good in weather resistance and used for beautifying the cement utility pole and brings visual enjoyment.

The invention belongs to the field of water-based coating materials, and particularly relates to a water-based heavy anti-corrosion flame-retardant coating material for a metal base material, and a preparation method thereof. The water-based heavy anti-corrosion flame-retardant coating material comprises a component A and a component B according to a weight ratio of 100:(20-30), wherein the component A comprises 50-60 parts of a modified epoxy resin emulsion, 10-15 parts of functionalized modified graphene, 12-18 parts of a filler, 5-10 parts of a cosolvent, 0.5-1 part of an antifoaming agent,0.5-1 part of a leveling agent, 1-2 parts of an anti-settling agent, 0.5-1 part of an anti-freezing agent, 1-1.5 parts of a thickener, 1-2 parts of a wetting agent, 1-2 parts of a dispersant and 35-45 parts of deionized water, and the component B comprises 35 to 50 parts of a curing agent and 20 to 35 parts of a cosolvent. According to the invention, the water-based heavy anti-corrosion flame-retardant coating material has the advantages of good film-forming property, high coating adhesive force, good stability, greatly improved fire resistance limit, greatly improved bonding strength, greatly improved fire resistance time, good flame retardancy, good corrosion resistance, good water resistance, good weather resistance, low cost, safety and environmental protection; and the preparation method disclosed by the invention is simple, easy to operate, high in production efficiency, available in raw materials, low in energy consumption and capable of realizing large-scale production.

The invention discloses a weather-proof simulation tree bark and a preparation method thereof. The bark is prepared from the following raw materials: epoxy resin, polyaniline, carboxyl polysiloxane, ground calcium carbonate, fumed silica, pigment printing paste, glass fiber, a curing agent, an antioxidant, an ultraviolet absorber, dibutyl phthalate and a mixed solvent. The preparation method comprises the following steps: adding the epoxy resin into a reaction kettle; adding the mixed solvent and dissolving; adding the polyaniline and epoxy resin into the reaction kettle and mixing; stirring at a high speed; controlling the pH value of the reaction to 1 and the reaction temperature to 20-25 DEG C; after 1 hour of reaction, adding the carboxyl polysiloxane, and further reacting for 2-5 hours at room temperature-50 DEG C; adding the dibutyl phthalate, ground calcium carbonate, fumed silica, pigment printing paste, glass fiber, curing agent, antioxidant and ultraviolet absorber, mixing and stirring uniformly and pouring into a pre-placed bark mould; and performing micro-pressure standing to obtain a finished product of the weather-proof simulation tree bark which has good weather-proof property.

The invention relates to a roofing polyurethane modified asphalt waterproof paint and a preparation method thereof. The paint is prepared from a polyurethane prepolymer, 90# petroleum asphalt, modified nano calcium carbonate, vinyl trichloro silane, a tackifier, n-butyl acetate, citric acid, dibutyltin dilaurate, polyoxyethylene polyoxypropylene ether, fumed silica and a heat insulation material.The preparation method includes: using the polyurethane prepolymer and modified nano calcium carbonate to modify 90# petroleum asphalt; then adding vinyl trichloro silane, citric acid and n-butyl acetate, and stirring the substances evenly; then adding fumed silica, the tackifier, dibutyltin dilaurate and the heat insulation material, and stirring the substances evenly; then adding polyoxyethylenepolyoxypropylene ether and performing further stirring till no powder flotation; subjecting all the materials to shearing again on a high speed shearing machine until the 90# petroleum asphalt and the other materials are evenly dispersed, thus obtaining the product. The product has the advantages of good weather resistance, good heat insulation effect and good dispersibility.

The invention provides a manufacturing method for a simulation cement telegraph pole. The method includes the following steps that S1, a cement telegraph pole is manufactured; S2, simulation tree bark slurry is prepared; and S3, the simulation tree bark slurry is smeared, and the simulation tree bark cement telegraph pole is manufactured. The outer surface of the cement telegraph pole is coated with a layer of simulation tree bark, the appearance is elegant, the telegraph pole and the surroundings are coordinated, visual enjoyment of the environment of a tourism area can be brought, and beautiful elements can be added to the tourism area as well. The simulation tree bark slurry is made of the following raw materials including epoxy resin, polyaniline, carboxyl polysiloxane, calcium magnesium powder, fumed silica, pigment printing paste, glass fibers, aliphatic polyamine, iron trioxide, dibutyl phthalate and a mixed solvent. By the adoption of the method, construction is easy, convenient and quick, the smeared bark is natural in texture and good in weather resistance and is used for beautifying the cement telegraph pole, and visual enjoyment can be brought for people.

The invention provides an aqueous polyurethane waterproof paint and a preparation method thereof. The paint comprises a component A and a component B, wherein the component A is composed of polyurethane performed polymer, N-methylolacrylamide and citric acid, and the component B is composed of an inorganic filling material, a plasticizer, a cross-linking agent, an emulsifier, an antifoaming agent, a catalyst, pigment and water. The preparation method comprises the following steps: successively adding N-methylolacrylamide and citric acid according to desired weight parts, carrying out stirring and heating, adding the polyurethane performed polymer in one shot before temperature rises to 62 DEG C, then carrying out heating to 82 DEG C, carrying out a reaction at a constant temperature of 83 to 85 DEG C for 2 to 3 h and then carrying out cooling to 52 to 54 DEG C so as to obtain the component A; successively adding raw materials of the component B into a reaction vessel stirrer according to desired weight parts, carrying out uniform mixing through stirring and grinding the mixed materials to a fineness of 51 to 55 [mu]m in a three-roller machine so as to obtain the component B; and uniformly mixing the component A with the component B according to a weight ratio of 1: 2 so as to obtain the aqueous polyurethane waterproof paint. The aqueous polyurethane waterproof paint has the characteristics of high temperature resistance, good weatherability, good waterproof performance, etc.

The invention provides a flame-retardant bark of an artificial tree and a making method thereof. The bark is prepared from the following raw materials: epoxy resin, polyaniline, carboxyl polysiloxane, heavy calcium carbonate powder, fumed silica, pigment printing paste, glass fiber, a curing agent, a fire retardant, dibutyl phthalate and a mixed solvent. The making method comprises the following steps: adding epoxy resin into a reaction vessel, then adding the mixed solvent for dissolving, adding polyaniline into the reaction vessel, mixing polyaniline with mixing under high-speed stirring, carrying out a reaction at 20 to 25 DEG C for 1 h with a pH value controlled to be 1 and then adding carboxyl polysiloxane; continuing the reaction at a temperature in a range of room temperature to 50 DEG C for 2 to 5 h; and then adding dibutyl phthalate, heavy calcium carbonate powder, fumed silica, pigment printing paste, glass fiber, the curing agent and the fire retardant, carrying out uniformly mixing under stirring, pouring the obtained mixture into a bark die placed in advance and carrying out micro-pressure standing so as to eventually obtain the flame-retardant bark of the artificial tree. The bark of the artificial tree has lifelike texture and flame retardation effect.

The invention provides an imitative landscape iron tower. The imitative landscape iron tower comprises a trunk, an imitative tree bark, imitative tree branches and a support, wherein the trunk is vertically and fixedly arranged on ground, the imitative tree bark coats the outside of the trunk; the imitative tree branches are fixedly arranged on the trunk, extend dendritically and are dispersedly distributed; the support is arranged at the top of the trunk, communication equipment is arranged on the support; an iron tower is simply treated, designed into a modelling of an imitative tree, beautiful in appearance and coordinated with a surrounding environment; and a beautiful element is added for a tourist area. The imitative tree bark is prepared from the following raw materials: epoxy resin, polyaniline, carboxyl polysiloxane, heavy calcium carbonate powder, gas phase white carbon black, coating pigment paste, glass fibers, aliphatic polyamine, ferric oxide, dibutyl phthalate and a mixed solvent, and the produced imitative tree bark is natural in texture, strong in weather resistance, simple and rapid in construction, long in anti-aging time and used for beautifying the iron tower and brings visual enjoyment to people.

A flame-retardant waterproof coating for building outer walls consists of 40 to 50 parts of emulsion, 1 to 2 parts of N-methylolacrylamide, 6 to 9 parts of fumed silica, 4 to 6 parts of water, 1 to 2parts of titanate coupling agent, 6 to 12 parts of auxiliary agent, 7 to 9 parts of n-butyl acetate, 6 to 9 parts of flame retardant mixture, and 5 to 10 parts of modified nano calcium carbonate, wherein the emulsion is a mixed solution of A-102 silicone-acrylic emulsion and A-99 pure acrylic emulsion with a weight ratio of 1.5:1, the auxiliary agent consists of 1 to 3 parts by weight of levelingagent, 1 to 3 parts by weight of thickening agent and 4 to 6 parts by weight of film forming aid, and the flame retardant mixture is a mixture of dimethyl methylphosphonate and microencapsulated red phosphorus with a weight ratio of 1:2. The coating of the invention has the characteristics of strong chemical resistance, good weather resistance, good flame retardant effect, high gloss, long servicelife of a formed film and the like.