46results about How to "With super weather resistance" patented technology

The invention belongs to the technical field of a new chemical material, and in particular relates to a high-durability super-hydrophobic self-cleaning coating material and a preparation method thereof. The coating material of the invention is prepared by curing and drying nanoparticles with photo-catalytic activity, a low-surface-free-energy polymer and a cross-linking agent at the room temperature, wherein the low-surface-free-energy polymer consists of one or more of polysiloxane fluoride, dimethyl silicone polymer and polyphenylene methyl siloxane, which contain active groups, such as hydroxyl alkoxy group, carbon-carbon double bond, silanol group, siloxy group, and the like; the cross-linking agent is hydrogen-containing silicone oil or aminosilane; and the mass content of the photo-catalytic nanoparticles in the coating ranges from 10 to 60 percent. The coating is formed into a micro-nanostructure by nanoparticle self-organization; a super-hydrophobic self-cleaning coating with lotus effect is prepared from the coating and a cross-linked filming matrix with low surface energy; the persistence of a lotus-shaped super-hydrophobic characteristic of the coating is realized by using the photo-catalytic decomposition characteristic of an organic pollutant for the nanoparticles; and thus the material is suitable for large-area construction and has high weathering resistance andprominent self-cleaning characteristic.

The invention belongs to the technical field of new chemical materials and relates to a photocatalytic type self-repairing super-hydrophobic coating and a preparation method thereof. The coating comprises the following materials: 10-50 percent of thermoplastic film-forming resin, 5-20 percent of low-surface energy material, 1-10 percent of photocatalytic active nano particles, 5-40 percent of hydrophobicity nano particles and 20-60 percent of organic solvent. The preparation method comprises the following steps: firstly, allowing nano particles to be subjected to fluorosilane modification to obtain the hydrophobicity nano particles; then, weighing all components of the coating for mixing, and performing high-speed shearing dispersing to obtain the coating provided by the invention. The coating can be applied to the surfaces of base materials such as steel material, aluminium alloy, plastic and composite in the way of brushing, spraying and the like, and a lotus leaf type super-hydrophobic coating can be obtained through drying. The coating can realize super-hydrophobic self-repairing through UV irradiation after being polluted by organic pollutant or subjected to mechanical wear by external forces, so that the coating has extremely good super-hydrophobic performance and perdurability, and the long-term using performance under the outdoor environments is also ensured.

The invention discloses powder coating with super-weathering resistance, a preparation method and an application thereof. The powder coating comprises the following raw materials in parts by weight: 40-90 parts of weather-resistant polyester resin, 3-30 parts of thermosetting fluorocarbon resin, 4-50 parts of curing agent, 0.1-1.5 parts of flatting agent, 0.2-0.8 part of degasifying agent, 0-4.5 parts of defoaming agent and 4-45 parts of pigment and filler. The powder coating with super-weathering resistance provided by the invention has scientific and reasonable proportioning in the aspects of raw material composition and raw materials, fine comprehensive properties such as flexibility, hardness, adhesive force and the like, stable chemical property, easy storage, performances of acid rain, ozone, ultraviolet ray and chemical medicine resistance and the like in long-term outdoor use, environment protection and wide application range. The preparation method provided by the invention has reasonable processes, strong operability, high qualified rate of finished products and capability of realizing industrialized production.

The invention discloses an ASA / PVC co-extrusion ultra-weather resisting colorful rainwater pipeline special for outdoor rainwater drainage. The traditional VPC rainwater pipelines are white, and are hard to be harmonized with the appearance of a building or be applied to western high altitude areas. The pipeline consists of an internal layer and an external layer, and is characterized in that the external layer is made of an ASA modified material, and comprises the following compositions: acrylonitrile, styrene, acrylic rubber terpolymer, complex pigment, chlorinated polyethylene, stearic acid, calcium stearate, nanometer calcium carbonate, compounded lubricant, titanium pigment, UV absorbent and antioxidizer; the internal layer is prepared by the following compositions: polyvinyl chloride, chlorinated polyethylene, calcium stearate, titanium pigment, organic stabilizer and PE wax. The external layer made of the ASA material has ultra-weather resistance and multiple colors to meet the requirement on the colorful pipeline in the market currently; and the internal layer greatly improves the toughness of the pipeline.

The invention discloses an extra-weather-resistant matt fluorocarbon-polyester composite powder coating and a preparation method thereof. The powder coating is prepared from a component A and a component B in a ratio of 1:1-1:1.5 by means of dry mixing and grinding, wherein each of the component A and the component B contains a fluorocarbon resin and polyester resin dual-curing system. The extra-weather-resistant matt fluorocarbon-polyester composite powder coating has the advantages of simple technological formula, extra weather resistance, resistance to acid and alkali, capabilities of overcoming the shortcomings of poor adhesion and poor pigment filler wettability of a pure fluorocarbon powder coating and showing extra weather resistance by curing coats, long outdoor service life, low material use and maintenance integrated cost and the like.

The invention relates to the field of waterproof roll materials, and particularly relates to a super weather-proof composite waterproof roll material. The super weather-proof composite waterproof roll material comprises a bonding and sealing adhesive layer and an isolating film protection layer, and also comprises a super weather-proof polymeric film layer, wherein the super weather-proof polymeric film layer, the bonding and sealing adhesive layer and the isolating film protection layer are sequentially arranged from top to bottom and are adhered into a whole in a hot pressing way. The hot pressing temperature is 30 to 220 DEG C, includes but is not limited to 30 to 220 DEG C, and can be adjusted according to factors such as specific production equipment and a hot pressing technology. The bonding and sealing adhesive layer is compounded with the a super weather-proof polymeric film structure, so that the structure has high environmental resistance, corrosion resistance, high strength and high toughness, good dimensional stability, and high impact resistance and puncture resistance, does not need to be protected by cement and mortar, and can be constructed in various environments.

The invention relates to weather-resisting type single-coating powder paint with metal pattern effect. The weather-resisting type single-coating powder paint comprises bottom powder A and metal powder B; the bottom powder A is prepared from the following components in percentage by weight: 55 percent to 80 percent of weather-resisting type polyester resin, 4.0 percent to 6.2 percent of a curing agent, 0 to 40 percent of modified barium sulfate, 0.3 percent to 1.5 percent of a plasticizer, 0.02 percent to 2 percent of a curing accelerator, 1 percent to 5 percent of an auxiliary agent, 0 to 25 percent of pigment and 0.05 percent to 0.5 percent of a texturizing agent; the weather-resisting type polyester resin is synthesized from the following raw materials: neopentyl glycol, butylene glycol, 2-methyl-1,3-propylene glycol, cyclohexanedimethanol, 2-butyl-2-ethyl-propylene glycol, terephthalic acid and the like. By adopting modified polyester, the weather-resisting type single-coating powder paint with metal pattern effect has excellent weather resistance and also has a three-dimensional pattern effect; the weather-resisting type single-coating powder paint with metal pattern effect can be thickly applied and a thickly coated film with the thickness of 60UM to 120UM is formed by coating in one step; the coated film only needs to be cured for one time; the weather-resisting type single-coating powder paint with metal pattern effect has the characteristics of 10-year weather resistance, high metal stereoscopic impression, clear pattern effect, good coverage, good mechanical property, low cost, no pollution to the environment and the like.

The invention discloses high-abrasion-resistance, high-temperature-resistant and water-cooking-resistant aqueous ceramic paint, which is prepared by mixing a component A, a component B and a component C according to a mass ratio of 666: 333: 1, wherein the component A is prepared from the following components in percentages by mass: 26 percent to 30 percent of silica sol, 13 percent to 15 percent of antimony solution, 5 percent to 13 percent of inorganic high-temperature-resistant pigment and 8 percent to 12 percent of silicon dioxide; the component B is prepared from the following components in percentages by mass: 30 percent to 34 percent of silicane, 0.4 percent to 0.6 percent of wetting agent and 0.4 percent to 0.6 percent of flatting agent; the component C is 0.1 percent of catalyst. The paint prepared by the invention not only has the attractive luster and appearance and the nice hand feeling of conventional aqueous ceramic paint, but also has ultrahigh hardness and hot hardness and excellent abrasion resistance, can be up to over 100,000 times in manual hair pulling test, and further has excellent water cooking resistance, temperature resistance and corrosion resistance. The ceramic paint which is provided by the invention and is prepared by adopting a silane coupling agent has many advantages of high temperature resistance, high hardness, noninflammability, no smoke, super weatherability, environment friendliness, nontoxicity, colorfulness and the like.

The invention discloses a preparation method of super-weather-resistant titanium dioxide, which comprises the following steps: pulping a titanium dioxide base material, carrying out inorganic coating,carrying out sanding, carrying out hydrothermal reaction, washing the reaction product with water, drying the reaction product, and pulverizing the reaction product with steam to obtain the super-weather-resistant titanium dioxide. According to the preparation method of the super-weather-resistant titanium dioxide, a special surface treatment process is adopted, and a more uniform and compact film layer can be formed on the surface of the titanium dioxide with the coating amount not exceeding 6wt% of the total mass of the titanium dioxide. The product obtained by the invention not only has super weather resistance, but also has excellent dispersity and storage stability, and the formula applicability of the product in downstream customers is relatively good due to small coating amount.

The invention discloses a fluorocarbon double-component coating with high weather resistance. The fluorocarbon double-component coating consists of two components A and B, wherein the component A contains 40-60% of polyisocyanate and 40-60% of solvent; the component B contains 50-60% of fluorocarbon resin, 0.5-5% of assistant, 5-20% of solvent and 20-30% of pigment; and the weight ratio of the component A to the component B is (1-3):(4-10). The fluorocarbon (double-component) coating is high in weather resistance and the fluorine content is higher than or equal to 24%; the high-performance coating has super weather resistance and anticorrosion and is easy to clean and construct; and the coating is applicable to surface coating of large-sized steel structure anticorrosion engineering such as heavy-anticorrosion matching system bridges, marine constructions, power facilities, ships (over waterline) and chemical equipment.

The invention discloses a weather-resistant fluorocarbon powdery coating, and a preparation method and an application thereof. The coating includes a component A and a component B which are compoundedaccording to the weight ratio of 1:3-3:1; the component A includes: 120-260 parts of FEVE fluorocarbon resin, 60-200 parts of hydroxyl-terminated polyester resin, 50-90 parts of a curing agent, 3-10parts of a flatting agent, 2-5 parts of a degassing agent, 50-100 parts of pigments and fillers, and 4-10 parts of a crosslinking and curing catalyst; the component B includes: 120-260 parts of PVDF fluorocarbon resin, 60-200 parts of carboxyl-terminated polyester resin, 50-90 parts of the curing agent, 3-10 parts of the flatting agent, 2-5 parts of the degassing agent, 50-100 parts of the pigments and fillers, and 4-10 parts of the crosslinking and curing catalyst. On the basis of the super-strong weather resistance of a fluorocarbon system, the powdery coating overcomes the problem of poor adhesion force and anti-impact effect of thermosetting fluorocarbon powder. The coating has advantages of one-time coating and simple operation steps, is more acceptable by users, and is applied to metal workpieces, especially aluminum profiles.

The invention provides a bi-component fluorinated polyurethane enamel paint with high emissivity and a preparation method thereof. The bi-component fluorinated polyurethane enamel paint is formed by a component A and a component B at weight ratio of 100:(20-45); except a high infrared emitting function, the paint still has super weather fastness of the fluorinated polyurethane enamel paint; the artificial aging resistance can reach 5000 hours; the corrosion resistance is ultrahigh; the paint can resist against water for 96 hours at 38 DEG C and can resist against high-temperature lubrication oil for 24 hours; the adhesive force is excellent; the paint can resist against humidity and heat for 1000 hours and salt mist for 2000 hours; the paint is mainly applied to outdoor severe environments, such as, high-temperature high-humidity strong ultraviolet irradiation areas, seaborne and near coast areas and military or civil use fields with high demand on emissivity in medium far infrared wave band, such as airplane, equipment, facilities and vehicles; and the preparation method is simple and can meet the requirement of large-scale industrial production.

The invention discloses imitation aluminum-plastic board metallic paint, which is characterized in that the metallic paint comprises a first component which comprises weather-resistant solidifying agent and thinning agent; a second component which comprises fluoro resin, poly-fluorine-silicon resin, aluminum powder, flow agent and the thinning agent; when being used, the mixed rate of the weight of the first component and the second component is 1:8. The invention also discloses a preparation method for the imitation aluminum-plastic board metallic paint. The imitation aluminum-plastic board metallic paint has the advantages that the metallic paint is directly sprayed on the wall surface, the construction is convenient, the paint is inexpensive, the paint film is artistic and twinkles with a metallic luster, and the metallic paint has the effect of the metal aluminum-plastic board; the metallic paint has super weather resistance, the service life is long and can reach up to 25 years; the metallic paint also has super pollution resistance, the surface is smooth, the adhesion is very small, the metallic paint has the lotus effect, which can not be polluted and is very easily to be cleaned; the metallic paint has excellent gloss retention and color retention and is wear resistant, and the scratch resistance is good; the preparation method is simple, and the large-scale production is easy to be performed.

The invention discloses a graphene fluorine-modified epoxy self-stratifying powder coating and a preparation method thereof, and belongs to the technical field of coatings. The powder coating is prepared from, by weight, a base material, a filler, graphene and an auxiliary agent. The graphene fluorine-modified epoxy self-stratifying powder coatinghas the advantages of weather resistance, excellentchemical resistance and superstrong corrosion resistance. The preparation method comprises the following steps: mixing the base material, the filler exceptflaky zinc powder,graphene and the auxiliaryagent according to a set ratio, uniformly stirring, carrying out melt extrusion, pressing into continuous flakes, cooling, grinding into powder, screening, mixing withflaky zinc powder according to aratio, and binding to obtain the powder coating. The powder coating is prepared according to a specific process, so that the flaky zinc powder is adopted to cover the surface of acoating layer, a layer-by-layer lap joint type tile structure parallel to the coating layer is formed, directional arrangement is achieved, and the shielding property and the corrosion resistance are further improved.

The invention relates to waterborne smokeless and odorless inorganic nano-ceramic fireproof coating. The waterborne smokeless and odorless inorganic nano-ceramic fireproof coating is characterized inthat raw material components comprise a component A and a component B, wherein the content of the components is as follows in percentage by mass: 60 to 80 percent of the component A and 20 to 40 percent of the component B; the component B is a curing agent; the component A is prepared from the following raw materials in percentage by mass: 25 to 80 percent of waterborne inorganic nano-ceramic emulsion, 1 to 20 percent of a pigment, 1 to 30 percent of filling, 0.1 to 0.5 percent of a wetting dispersant, 0.1 to 0.5 percent of a de-foaming agent, 1 to 5 percent of a thickening agent and the balance of water. The waterborne smokeless and odorless inorganic nano-ceramic fireproof coating provided by the invention is not decomposed at high temperature, has no smoke and no odor, and has fireproofand flame-retarding, high-rigidity wear resistance and ultra-weather-resistance performance.

The invention discloses a wind power foundation anchor bolt anticorrosion construction method which comprises steps of spraying pretreatment and anticorrosion spraying. The wind power foundation anchor bolt anticorrosion construction method disclosed by the invention is simple and reasonable; on the basis of overall consideration of factors such as durability, maintenance economy and environment-friendliness of various anticorrosion methods, the invention provides a fluorocarbon coating construction method, that is, a wind power foundation anchor bolt long-lasting treatment method. An anchor bolt manufactured with the method has characteristics of super weather resistance and super corrosion resistance. As multiple coatings are used, the purpose of multifunctional anticorrosion can be achieved, corrosion caused by various disgusting media can be prevented, the salt mist resistance of a system can be 5000-10000 hours, and the outdoor service life can be longer than 20 years.

The invention relates to the technical field of ASA and PC composite materials, and discloses an ASA / AS and modified PC co-extrusion material, a preparation method and application thereof. The co-extrusion material comprises an outer-layer material and an inner-layer material, wherein the outer-layer material is an ASA / AS blended material and the inner-layer material is modified PC material. The ASA / AS blended material is prepared from the following components in parts by weight: 20-80 parts of ASA resin, 20-80 parts of AS resin, 10-40 parts of a filling material, 3-8 parts of a compatilizer, 0.2-0.6 part of a light stabilizer and 0.2-1 part of an anti-oxidant. The modified PC material is prepared from the following components in parts by weight: 70-100 parts of PC resin, 10-40 parts of a filling material, 2-15 parts of a lubricant, 0.1-0.8 part of a dispersant and 0.2-1 part of an anti-oxidant. The invention also discloses the application of the ASA / AS and modified PC co-extrusion material as a radome. The radome prepared from the co-extrusion material has double-layer structure, and compared with conventional radomes, and the radome has the characteristics of dimension stability, impact resistance, solvent resistance and weatherability.

The invention discloses a coating capable of preventing wind and sand. The coating capable of preventing wind and sand comprises components with the following content proportions: 12-28 parts of organic silicon modified fluorocarbon resin, 22-34 parts of ethylene resin, 18-30 parts of polyimide, 44-52 parts of polyterephthalyl alcohol, 30-42 parts of waterborne polyurethane emulsion, 4-10 parts of glass steel particles, 3-6 parts of sodium silicate and 1-5 parts of titanium dioxide. By virtue of the mode, the invention provides the coating capable of preventing wind and sand, and the coating has the characteristics of super weather resistance, high elasticity, super wear resistance, wind and sand resistance, high and low temperature deformation resistance, and the like.

The invention discloses an insulated dust-proof coating. The insulated dust-proof coating comprises the following components in parts by weight: 20-32 parts of a waterborne polyurethane emulsion, 12-14 parts of dimethyldichlorosilance, 34-42 parts of poly-terephthalyl alcohol, 12-18 parts of oxalic acid polyester, 8-14 parts of glass steel particles, 5-9 parts of titanium dioxide, 8-12 parts of hydroxyethyl cellulose, 3-5 parts of a dispersing agent and 100-110 parts of ionized water. The insulated dust-proof coating has the characteristics of super weather resistance, high elasticity, super wear resistance, wind-sand resistance, high-low temperature performance resistance and the like. The insulated dust-proof coating has insulativity and is capable of preventing high temperature influences caused by electric conduction.

A nano-ceramic protective liquid, which is formed by mixing the following components by weight: 1-10 parts of nanoparticles, 0.1-5 parts of dispersant, 1-15 parts of surfactant, 0.1-5 parts of coupling agent, solvent 50‑90 parts, 0.1‑1 part of defoamer. The particle size of the nanoparticles is 1-30nm. The nano-particles are selected from one or more combinations of nano-scale aluminum oxide, nano-silicon dioxide, nano-zinc oxide, nano-tin antimony oxide, and nano-indium tin oxide. Based on the principle of self-cleaning effect of lotus leaf, the nano-ceramic protective liquid forms a coating similar to the surface of lotus leaf structure on the coated ceramic surface, endows the surface with waterproof and oil-proof effects, and makes the substrate resistant to pollution and easy to clean.

The invention belongs to the technical field of a new chemical material, and in particular relates to a high-durability super-hydrophobic self-cleaning coating material and a preparation method thereof. The coating material of the invention is prepared by curing and drying nanoparticles with photo-catalytic activity, a low-surface-free-energy polymer and a cross-linking agent at the room temperature, wherein the low-surface-free-energy polymer consists of one or more of polysiloxane fluoride, dimethyl silicone polymer and polyphenylene methyl siloxane, which contain active groups, such as hydroxyl alkoxy group, carbon-carbon double bond, silanol group, siloxy group, and the like; the cross-linking agent is hydrogen-containing silicone oil or aminosilane; and the mass content of the photo-catalytic nanoparticles in the coating ranges from 10 to 60 percent. The coating is formed into a micro-nanostructure by nanoparticle self-organization; a super-hydrophobic self-cleaning coating with lotus effect is prepared from the coating and a cross-linked filming matrix with low surface energy; the persistence of a lotus-shaped super-hydrophobic characteristic of the coating is realized by using the photo-catalytic decomposition characteristic of an organic pollutant for the nanoparticles; and thus the material is suitable for large-area construction and has high weathering resistance andprominent self-cleaning characteristic.

The invention relates to the field of aluminum profile spraying, in particular to a spraying preparation method for aluminum profile processing. The method comprises the following steps that S1, basematerial pretreatment is conducted, specifically, an aluminum profile is pretreated before spraying, rust layers and rust points on the surface of the aluminum profile are removed, and welding pointsand welding slag of the aluminum profile are ground and removed through equipment; S2, water washing and alkali washing are conducted, specifically, pure water and a cleaning agent are poured into cleaning equipment, the aluminum profile is placed into the cleaning equipment to be cleaned, after cleaning, the aluminum profile is placed into an aluminum washing tank to be subjected to alkali washing through alkali liquor, pure water is used again for thoroughly cleaning the aluminum profile, and the aluminum profile is aired after water washing; and S3, chromizing treatment is conducted, specifically, a chromizing solution is used for reacting with the aluminum profile, and a protective layer is formed on the surface of the aluminum profile. According to the method, a spraying primer has high adhesive force, toughness and hardness, the surface adhesive force of finish paint is extremely high, fluorocarbon varnish has super weather resistance, the fluorocarbon varnish takes fluororesin as a base material, the durability and the anti-ultraviolet function are high, and the paint surface of the aluminum profile is prevented from discoloring.

The invention discloses a waterproof, scrubbing-resistant and water-based coating. The waterproof, scrubbing-resistant and water-based coating is prepared from, by weight, 70-80 parts of aliphatic polyurethane acrylate, 100-120 parts of rosinyl hyperbranched polyester acrylate resin, 8-12 parts of bamboo charcoal powder, 2-6 parts of medical stone, 10-15 parts of polypropylene fiber, 5-10 parts of quartz sand, 5-10 parts of glass beads, 15-20 parts of carbon nano tubes, 16-20 parts of halloysite compound, 6-8 parts of nano attapulgite, 30-40 parts of lithopone, 4-8 parts of casein fiber, 8-12 parts of polyborate fiber, 6-12 parts of xanthan gum, 8-10 parts of gelatin, 10-12 parts of pigment, 2-4 parts of wetting agent, 2-4 parts of dispersing agent, 2-4 parts of defoaming agent and 150-200 parts of deionized water. The waterproof, scrubbing-resistant and water-based coating has super weatherability and scrubbing-resistant performance, also has precipitation preventing characteristic, meanwhile has high attachment and is good in color showing effect and excellent in fading and decoloration preventing effect.

The invention discloses wear resistant and wind-sand resistant paint. The wear resistant and wind-sand resistant paint comprises the following components according to the following content ratio: 22 to 28 parts of polyimide, 22 to 34 parts of vinyl, 28 to 32 parts of poly-terephthalyl alcohol, 40 to 44 parts of aqueous polyurethane emulsion, 24 to 30 parts of glass fiber reinforced plastic particles, 13 to 16 parts of benzenesulfonic acid, 21 to 25 parts of titanium dioxide and 3 to 6 parts of dispersant. By the abovementioned mode, the wear resistant and wind-sand resistant paint is provided, and the wear resistant and wind-sand resistant paint has the characteristics of super weatherability, high elasticity, wind-sand resistance, high and low-temperature deformation resistance, good breaking resistance, excellent wear resistance, strong chemical resistance and impact resistance and the like.

The invention discloses a waterborne coating. The waterborne coating comprises, by mass, 100-218 parts of deionized water, 6-8 parts of dispersing agent, 1.5-2 parts of wetting agent, 1-2 parts of multifunctional auxiliary, 3-5 parts of nano attapulgite, 50-15 parts of pigment, 450-510 parts of filler, 250-400 parts of emulsion and 15-40 parts of other auxiliaries. The waterborne coating has the advantages that because of the intrinsic character and subsequent modification and treatment of the nano attapulgite added into the waterborne coating, the waterborne coating is higher in resistance to weather and scrubbing, outstanding in anti-settling performance and better in tinting strength and adhesive force, thereby making up the defects of waterborne coatings on the market greatly.

The invention discloses a graphene fluorine modified epoxy self-layering powder coating and a preparation method thereof. Relating to the technical field of coatings, powder coatings are made of raw materials comprising the following weights: base materials, fillers, graphene and additives; they have weather resistance, excellent chemical resistance and super anti-corrosion properties. The preparation method is as follows: mix base material, fillers except flaky zinc powder, graphene and additives according to the set ratio, stir evenly, melt extrude, press into continuous flakes, cool, grind, sieve points, and then mixed with flake zinc powder in proportion and bound to obtain powder coating; the present invention prepares powder coating according to a specific process, so that flake zinc powder covers the surface of the coating and forms a coating parallel to the coating. Layer-by-layer overlapping tile structure and directional arrangement further improve shielding and anti-corrosion performance.

The invention discloses a core-shell organic silicon durable paint and a preparation method thereof. The preparation method comprises the steps of: adding water, cellulose and the like in a sealed pressure container to prepare a core by a hydrothermal method at 50-70 DEG C in a mixing manner; reacting for less than 30min; then, adding a dispersant DP270, a bactericide XG-405, a paint defoamer NXZ and the like by weight percent continuously at the same time for polymerization; uniformly agitating, curing, and correcting the viscosity; and metering and packaging after inspection by technical indexes. The core-shell organic silicon durable paint provided by the invention has the beneficial effects that the manufacturing process is simple and the manufacturing cost is low, so that the core-shell organic silicon durable paint is suitable for industrialization and is the optimal representative of new generation of water-based paints. The core-shell organic silicon durable paint integrates the environment protection performance of the water-based paint and the light-maintaining, color-maintaining, super-weatherproof and super-stain preventing performances of the oil paint. The film has good acid-resisting, alkali-resisting and chemical pollution-resisting performances and the like, so that the core-shell organic silicon durable paint is suitable for new projects and projects of large buildings such as various houses, office buildings, hotels, plants and schools.

The invention belongs to the technical field of water-based industrial coatings, and provides a primer for an aluminum plate curtain wall, a preparation method of the primer, a composite paint vehicle for the aluminum plate curtain wall and a preparation method of the aluminum plate curtain wall. According to the primer for the aluminum plate curtain wall, the water-based hydroxyl acrylic emulsion HD-8102 is combined with the FB12 aliphatic isocyanate water-based closed curing agent, a net-shaped cross-linked film can be rapidly formed on the surface of a base plate through the primer, fluorocarbon finish paint cannot migrate after being sprayed, and a wet-to-wet process is beneficial to promoting the adhesive force between the primer and the finish paint. Meanwhile, due to the use of a King's 3525 acid drier, the surface drying time and the drying time of the primer are greatly shortened. Besides, under the combined action of the FB12 aliphatic isocyanate water-based closed curing agent, the Zhanxin 303 amino resin, the cosolvent DPM, the 105A thickening agent and the 53L thickening agent, the leveling time of the primer is greatly shortened, so that the primer can be subjected to surface coating after being leveled, and the working efficiency is improved.

The invention discloses an elastic external wall coating formula. The elastic external wall coating formula comprises the following raw materials in parts by weight: 40-45 parts of an elastic emulsion, 10-15 parts of a rigid emulsion, 5-10 parts of ammonia water, 1-2 parts of ethylene glycol monobutyl ether, 5-10 parts of titanium dioxide, 5-10 parts of calcium carbonate, 1-2 parts of a film forming aid, 5-10 parts of propylene glycol, 1-2 parts of talcum powder, 1-2 parts of a preservative, 1-2 parts of a thickening agent and 8-10 parts of distilled water. The elastic external wall coating formula has the advantages of water resistance, high elasticity, super weatherability, excellent stain resistance and good tensile strength, and cracking performance of a wall body can be remarkably improved.