39results about How to "Lower minimum film forming temperature" patented technology

The invention provides a double-component polyurethane water-based paint, belonging to the field of organic polymer compounds. The double-component polyurethane water-based paint comprises isocyanate curing agents component A and component B, wherein the molar ratio of OH groups of a polymer in the component A to NCO groups in the component B is 1: (1-2.2); and the component A contains polymer aqueous dispersion and polymer emulsion, wherein the content of OH in the polymer aqueous dispersion is 2.0-5.0% and the grain size of latex in the polymer aqueous dispersion is 10-100nm, the weight of the polymer emulsion is 0.05-16 times that of the polymer aqueous dispersion, the content of OH in the polymer emulsion is 0-2.0%, and the grain size of the latex in the polymer emulsion is 80-500nm. In the invention, the polymer aqueous dispersion which has small average grain size and contains -OH and the polymer emulsion which has large average grain size are compounded, wherein the latex with a large grain size can increase the roughness and unevenness of a film and reduce the gloss of the film, and the emulsion with small particles promotes the latex with the large grain size to aggregate, reduces the lowest film-forming temperature of the film, improves the film-forming capability of the film and decreases the usage amount of a film-forming additive; and the hardness, chemical-resistance and wear-resistance of the film are improved by using two different water-based polymers are used for compounding.

The invention relates to a preparation method of nano silicone-acrylate core shell type composite latex for latex paints. The preparation method solves the problem that latex paints prepared from the common latex is insufficient to meet the demands of people at the performance aspects of water resistance, weather resistance, pollution resistance and the like, and simultaneously reduces the restraint degrees of a region domain and a time and season domain for latex construction. In the preparation method, active organic silicon and acrylate monomers are mainly used as raw materials, and then the nano silicone-acrylate core shell type composite latex using polyacrylate as a core and using silicone-acrylate composite resin as a shell is synthesized by adopting a monomer pre-emulsifying process and a seed semi-continuous latex polymerization method, so that the preparation method has the advantages of stable polymerization process and convenient large-scale production. When used for preparing the latex paints of outer walls, the synthesized latex can greatly improve all performance of the latex paints, also solve the conflicts between the lowest film-forming temperature and film hardness and simultaneously realize the unification of the cost and the performance.

The invention discloses waterborne silicone acrylate emulsion with a core-shell structure and a preparation method of the waterborne silicone acrylate emulsion. The acrylate emulsion is prepared from the following components: methyl methacrylate, butyl acrylate, acrylic acid, an emulsifier, an initiator, organosilicon, ammonium hydroxide and deionized water. A semi-continuous seed emulsion polymerization method is combined with a starved condition feeding production process, and all monomers are added into a polymerization system at different stages, so organosilicone acrylate emulsion with the core-shell structure is prepared. The waterborne silicone acrylate emulsion disclosed by the invention has no toxin or pollution and the advantages of the organosilicon and an acrylate polymer; hardness, adhesive force, thermal stability, hydrophobicity, water resistance and other properties of an emulsion film are improved; the film forming property, water resistance and pollution resistance of the emulsion are improved, and minimum film forming temperature and other properties of the emulsion are reduced; the gel rate of emulsion polymerization is effectively reduced, and conversion rate and stability of the emulsion polymerization are improved.

The invention relates to a flexible true stone paint which comprises the following components: water, non-ionic water soluble cellulose ether, a waterborne multifunctional additive, a defoaming agent, a dispersing agent, a wetting agent, acrylic composite emulsion modified by organo-siloxane, elastic acrylate emulsion, a coalescing agent, a complex solubilizer, an antibacterial preservative, a rheological agent and aggregates. The flexible true stone paint disclosed by the invention overcomes the defects of relatively insufficient toughness, high cracking possibility of a paint film and poor stain resistance of an existing true stone paint, and has the advantages of outstanding flexibility, good cracking resistance, and excellent water resistance, weather resistance and stain resistance.

The invention relates to water-borne plastic paint and a preparation method thereof, and belongs to the technical field of paint processing. The water-borne plastic paint is prepared from the following components in a certain proportion: water-borne acrylic resin, water-borne epoxy resin, a coalescing agent, a water-borne color paste, hydroxyethyl cellulose, talc powder, a defoaming agent, a flatting agent, flame retardant, nano-silicon dioxide, dimethylethanolamine and deionized water. The paint film has strong adhesion, good glossiness and strong strength, has a certain flame retardant effect, and is safe and reliable.

The invention relates to the ink technical field, and in particular relates to water-based narrow coated paper flexible printing ink and a method for preparing the same. The water-based narrow coated paper flexible printing ink comprises the following raw materials in parts weight: 30-45 parts of self-crosslinking water-based acrylic emulsion, 20-28 parts of modified water-based acrylic resin, 15-20 parts of yellow pigment powder, 1-3 parts of pigment dispersant, 0.2-0.8 parts of organic silicon defoamer, 1-4 parts of nonionic organic surfactant, 2-6 parts of dodecanol ester, 3-8 parts of PH stabilizer, 3-5 parts of anionic surfactant and 5-10 parts of water. The water-based narrow coated paper flexible printing ink provided by the invention is environment-friendly and non-toxic, good in use security, stable in performance and good in printing adaptability to coated paper, and has excellent color rendering property, good glossiness and good product quality.

The invention provides a flame-retardant waterproof coating for house decoration. The flame-retardant waterproof coating comprises, by weight, 22-29 parts of acrylic emulsion, 15-25 parts of n-butyl acetate, 15-25 parts of nitrogenous flame-retardant epoxy resin, 10-20 parts of nanometer microspheres, 1-8 parts of a coupling agent, 2-7 parts of a flatting agent, 3-9 parts of a coalescing agent, 20-30 parts of deionized water, 3-6 parts of graphene prefabricated scattered body, 0.2-0.4 part of an emulsion defoaming agent and 5-10 parts of mica pigment. The added nitrogenous flame-retardant epoxy resin has the good flame retardant performance, and the fireproof performance of the coating is improved. The added graphene improves the waterproof, uvioresistant and anticorrosion performance. The added GVE coalescing agent can effectively decrease the minimum film formation temperature of emulsion paint and improve the scrubbing resistance and film coating quality of the emulsion paint. The flame-retardant waterproof coating is free of toxicity or odor, environmentally friendly and wide in application range and facilitates coating.

The invention discloses a compression-resistant high-temperature-resistant film. The compression-resistant protective layer comprises the following components: 4-7 parts of epoxy resin, 12-14 parts of water glass, 8-13 parts of sodium fluosilicate, 19-21 parts of graphite powder, 13-15 parts of filler, 17-21 parts of plasticizer, 1-5 parts of dispersing agent, 22-26 parts of film forming aid and 15-19 parts of defoaming agent. The high-temperature-resistant protective layer comprises the following components: 10-14 parts of C5 hydrogenated petroleum resin, 2-6 parts of antioxidant, 12-14 parts of nano silicon dioxide, 11-14 parts of flame retardant, 5-8 parts of dispersing agent, 25-28 parts of wood fiber powder, 20-35 parts of carbon fiber powder, 4-7 parts of plasticizer, 5-8 parts of coupling agent and 2-4 parts of auxiliary material. The method enhances the work efficiency, enhances the practicality of the paint film, and simplifies the production steps.

The invention discloses indoor antibacterial and environment-friendly water paint for removing formaldehyde and a preparation method thereof, the indoor antibacterial and environment-friendly water paint is prepared by proportioning of water-based self-crosslinking polyacrylic acid resin emulsion, deionized water, a silver ion solution, rutile titanium dioxide, Maya blue, nano silica, a thickening agent, 2,2,4-Trimethyl-1,3-pentanediolmono(2-methylpropanoate) film-forming additive and other raw materials according to a certain weight ratio, grinding, dissolving, stirring, mixing and other a series of operations, the indoor antibacterial and environment-friendly water paint is environment-friendly water paint which has a very strong sterilization function, is safe and pollution-free, can easily adsorb the formaldehyde and other harmful gases, can minimize the reduction of damage of natural environment pollution to human health, and is suitable for decoration of hospitals, places of entertainment, theaters and other public places and family indoor decoration.

The invention relates to a safe and environment-friendly type abrasion-resistant self-cleaning latex paint and a preparation method thereof. The latex paint is prepared from the following components in parts by weight: 390 to 420 parts of emulsion, 20 to 30 parts of film forming additive, 5 to 50 parts of silicon sol, 2 to 4 parts of multifunctional ammine additive, 5 to 10 parts of hydrophobic agent, 2 to 5 parts of wetting agent, 7 to 8 parts of dispersant, 2 to 5 parts of defoaming agent, 1 to 3 parts of cellulose, 2 to 4 parts of thickener, 240 to 260 parts of inorganic filler, 250 to 270 parts of water, 2 to 4 parts of preservative, 1 to 2 parts of anti-mildewing agent and 15 to 20 parts of propylene glycol. Compared with the prior art, the latex paint has the advantages that the compactness of a paint film is good, the hardness is high, the abrasion-resistant property is good, static electricity is not produced, and various dust in air is difficult to adhere; the preparation method is simple, the controllability is good, the green and environment-friendly effect is achieved, the technical defect of poor dirt resistance in a latex paint is effectively overcome, the service life of the latex paint is prolonged, the economy is good, the industrialized expanding production is easy, and the application prospect is good.

The invention discloses a water-based paint coalescing agent composition. The water-based paint coalescing agent composition is prepared from the following raw materials in percentage by mass: 50-80% of unsaturated polymer ester, 10-20% of a permeability improver, 10-20% of an adsorption improver and 0-10% of a stabilizer, wherein the permeability improver is a highly crosslinked polymer material with a three-dimensional network structure; and the adsorption improver is an organic polymer composition formed by zinc ricinate ester and an acrylamide / methyl methacrylate / 4-dimethyl amino styrene terpolymer. The invention also provides a preparation method of the water-based paint coalescing agent composition. The water-based paint coalescing agent composition disclosed by the invention has the advantages that the minimum film forming temperature of water-based paint can be effectively lowered to the temperature ranging from -10 DEG C to 7 DEG C, and better coating effect of the water-based paint can be guaranteed; when a boiling point reaches the temperature of about 370 DEG C, self VOC emission of the coalescing agent composition is low, VOC emission of the water-based paint also can be greatly reduced, and the water-based paint coalescing agent composition also has an air purifying function.

The invention discloses an insect prevention self cleaning lampshade water paint and a preparation method thereof. The water paint comprises the following components in percentage by weight: aqueous resin: 35 to 50% of aqueous acrylic acid modified epoxy emulsion, 5 to 20% of amino resin; pigment: 3 to 20% of titanium dioxide, 1 to 10% of organic silicone powder, 1 to 10% of light expanding powder, auxiliary agents: 0.1 to 0.2% of pH adjuster, 0.1 to 0.2% of antifoaming agent, 2 to 5% of film forming aid, 1 to 10% of high efficient lotus leaf water repellent agent, 0.3 to 0.5% of wetting dispersant, 0.3 to 0.5% of base material wetting agent, 5 to 10% of deionized water, 0.05 to 0.5% of insect prevention extract, and 0.5 to 1.0% of thickening agent. The waterproof performance of the water paint is good, the hardness increases rapidly, the initial waterproof property is good, the antirust performance is excellent, the weatherability, mechanical property, and storage stability are good, and the water paint is resistant to freezing and thawing.

The invention discloses a wear-resistant corrosion-resistant sizing machine. A component A comprises, by mass, 18-22 parts of black silicon carbide, 4-12 parts of fine-grain alumina, 3-9 parts of dispersant, 17-20 parts of zinc oxide, 10-14 parts of color masterbatch, 16-19 parts of filler, 9-13 parts of antimonous oxide, 11-16 parts of plasticizer, 12-18 parts of film forming aid, 8-13 parts of defoamer and 14-19 parts of auxiliary material, and a component B comprises, by mass, 11-16 parts of binder, 9-12 parts of suspension agent, 14-18 parts of heat stabilizer, 33-36 parts of methyl methacrylate, 15-19 parts of butyl acrylate, 10-14 parts of aluminum isopropoxide, 2-6 parts of vinyl triethoxysilane, 7-14 parts of curing agent, 5-10 parts of coupling agent and 3-8 parts of flame retardant. By the wear-resistant corrosion-resistant sizing machine, working efficiency is improved, scrappage rate is lowered, and product practicability is improved.

The invention discloses a water-based metallic flexible coating for plastics. The coating comprises an aqueous elastic fluorocarbon emulsion, an aqueous hydroxy acrylic emulsion, polymethylsilsesquioxane, nano-zirconia, nano-alumina, pearl powder, a flame retardant, nanometer zinc oxide, an adhesion promoter, a pH adjuster, an antifoaming agent, a film forming additive, a dispersant, a substrate wetting agent, a thickener, a curing agent, a cosolvent, temperature-sensitive color changing powder and deionization water. The water-based metallic flexible coating for plastics realizes processing spraying of the outer shell of a plastic product to achieve the purposes of beautifying the appearance of the plastics and attracting consumers, and makes the sprayed plastics be health and safe and have the advantages of no harmful substance volatilization and good fireproof, antibacterial and wear-resistant properties.

The invention discloses polyacrylate redispersible latex powder and a preparation method thereof. The preparation method comprises the following steps: adding 1-15 parts by weight of pH regulating agents to an emulsion which comprises 65-75 parts by weight of acrylic ester copolymers, uniformly stirring, regulating a pH value to 8-9, adding 15-20 parts by weight of drying aids, and uniformly stirring to obtain a spray drying mixture solution; preparing the polyacrylate redispersible latex powder by carrying out spray drying on the spray drying mixed solution, determining the inlet temperature of a spray dryer as 125-150 DEG C, controlling outlet temperature at 65-80 DEG C and rotating speed of a mistorizer at 21600-24000 rpm by regulating the feed speed, collecting dried powder, adding 2%-8% of anticaking agents, uniformly mixing and then filtering to obtain a final product. The polyacrylate redispersible latex powder disclosed by the invention has the advantages of high yield, low water content and good redispersible stability and especially has better film-forming property.

The invention discloses a compressive and anticorrosive weaving connecting rod, which comprises a connecting rod, wherein a component A is prepared from the following components in parts by weight: 12-18 parts of methyl acetate, 2-7 parts of trichloro ethylene, 4-8 parts of styrene, 1-6 parts of 2-butanone cyclohexanone, 22-27 parts of organosilicon-modified epoxy resin, 17-21 parts of a pigment, 12-14 parts of a filler, 10-13 parts of a plasticizer and 7-12 parts of a dispersing agent; a component B is prepared from the following components in parts by weight: 17-19 parts of polyphenylene oxide resin powder, 7-11 parts of butadiene styrene rubber, 1-7 parts of methylbenzene, 2-6 parts of a plasticizer, 9-15 parts of a coupling reagent, 8-13 parts of color masterbatch, 7-13 parts of a fire retardant, 11-15 parts of a coalescing agent and 2-7 parts of an antifoaming agent; and a component C is prepared from the following components in parts by weight: 3-9 parts of allyl alcohol, 9-13 parts of nitroethane, 15-19 parts of glycol, 2-7 parts of tetrahydrofuran, 16-19 parts of diiodomethane, 6-12 parts of 2-butoxyethanol, 10-15 parts of a cross-linking agent an 2-8 parts of a coalescing agent.

The invention discloses a high-temperature-resistant nylon wire. The component A comprises the following ingredients in parts by mass: 12-18 parts of refractory material, 9-12 parts of carrier, 8-11 parts of alkali-free glass fiber, 17-21 parts of nylon, 9-11 parts of color master batch, 3-7 parts of 3-butanediol, 2-6 parts of diethylene glycol, 11-14 parts of flame retardant, 11-15 parts of film forming aid and 4-9 parts of defoaming agent. The component B comprises the following ingredients in parts by mass: 11-16 parts of adhesive, 9-12 parts of suspending agent, 14-18 parts of heat stabilizer, 8-13 parts of glass fiber treating agent, 8-12 parts of activated carbon, 18-20 parts of polyphenylene oxide resin powder, 11-16 parts of styrene-butadiene rubber, 5-8 parts of methylbenzene, 4-7 parts of plasticizer, 5-8 parts of coupling agent and 4-6 parts of flame retardant. The method enhances the work efficiency, lowers the production cost and simplifies the production steps.

The invention discloses a dazzling anti-blue-ray water-based paint for a tempered glass screen protector and a preparing method thereof, and relates to the field of water-based paints. The dazzling anti-blue-ray water-based paint is prepared from, by weight, 15-30 parts of nanometer glass resin, 10-30 parts of aqueous hydroxy-acrylic emulsion, 5-20 parts of amino resin, 1-5 parts of organic silicone powder, 1-5 parts of nano barium sulfate, 0.1-3 parts of dazzling pigment, 0.05-0.5 part of blue-ray absorber, 0.1-1 part of ludox, 0.1-0.2 part of pH regulator, 0.1-0.2 part of defoamer, 2-5 partsof coalescing agent, 0.3-0.5 part of dispersant, 0.3-0.5 part of base material wetting agent, 5-10 parts of deionized water and 0.5-1 part of thickener. Through the improvement of the wetting and leveling performance of a system, the dazzling anti-blue-ray water-based paint meets the using requirements of application to a glass material; by adding the blue-ray absorbing substance, blue-ray emitting from a screen is effectively reduced, and accordingly the damage to human eyes is reduced; meanwhile, a coating has good hardness and dazzling colors.

The invention provides a high-efficiency flame-retardant ceramic particle water-based thermal insulation coating, comprising a liquid component I, a liquid component II and a solid component which aremixed according to a mass ratio of 7: (0.2-0.4): (3-4). The liquid component I comprises the following components in percentage by mass: 35.0%-55.0% of an acrylate emulsion, 1.5%-3.0% of texanol, 0.5%-1.5% of 2-amino-2-methyl-1-propanol, 0.5%-1.0% of an antifoaming agent, 1.0%-2.0% of a wetting agent, 0.5%-1.5% of a leveling agent, 3.0%-6.0% of a dispersing agent, 10.0%-20.0% of a liquid flame retardant and the balance of water. The liquid component II comprises the following components in percentage by mass: 50% of a thickening agent and 50% of water. The solid component comprises the following components in percentage by mass: 10.0%-20.0% of talcum powder, 5.0%-15.0% of mica powder, 5.0%-15.0% of titanium dioxide, 15.0%-30.0% of heat insulation powder and 30.0%-60.0% of hollow ceramic particles. The flame retardant property of the thermal insulation coating can be remarkably improved, and meanwhile, the thermal insulation property of the coating is not influenced.

The invention provides water-based acrylic finish paint. The water-based acrylic finish paint comprises, by weight, 24.0-31.0 parts of water-based acrylic acid, 0.4-1.1 parts of dry mixtures, 21.0-30.0 parts of deionized water, 2.2-3.4 parts of ethylene glycol butyl ether, 0.1-0.5 part of dispersing agents, 0.1-0.4 part of defoaming agents, 1.2-3.7 parts of titanium dioxide, 6.0-13.0 parts of 2% EW bentonite pre-adhesive, 2.1-5.4 parts of attapulgite, 2.3-8.8 parts of light chrome yellow, 3.7-9.5 parts of medium chrome yellow, 0.6-3.4 parts of iron oxide yellow, 1.5-3.4 parts of pH (potentialof hydrogen) regulators, 2.27-5.64 parts of coalescing agents, 0.05-0.3 part of base material wetting agents, 0.14-0.3 part of leveling agents, 0.4-0.9 part of flash rust inhibitors, 0.3-0.9 part of thickeners and other 2.0-8.0 parts of deionized water. The water-based acrylic finish paint has the advantages of excellent anti-settling performance, corrosion resistance, weather resistance and scratch resistance.

The invention provides a special high-performance coating for junction boxes and a preparation method of the coating and relates to the technical field of coatings. The special high-performance coating for the junction boxes is prepared from raw materials as follows: a waterborne polyurethane emulsion, a polyacrylate emulsion, a styrene-acrylic emulsion, reinforcing fiber, hollow beads, texanol, pigment, hexenyl distearamide, higher aliphatic alcohol, inorganic filler, triethanolamine, industrial salt, ethylene glycol, hexahydroxy methyl-etherified melamine, emulsified silicone oil, a hinderedphenol antioxidant, a nonionic fluorinated surfactant, an organosilicon waterproofing agent, an anti-corrosion bactericide and a brominated flame retardant. Under the cooperation and synergistic action of all raw materials, the waterproof property, anti-corrosion bactericidal activity and anti-crack performance of the coating are greatly improved. The coating has the advantages of good anti-corrosion and waterproof effects, has very excellent weather fastness and good leveling property, cannot peel off easily, has long life cycle, can be sprayed and brushed and has very excellent covering property for tiny cracks.

The invention discloses self-crosslinking epoxy / polyacrylate composite soap-free emulsion and a preparation technology thereof. The composite soap-free emulsion comprises the raw materials of acrylic, epoxy resin, acrylic monomer, diacetone acrylamide and adipic dihydrazide. The preparation technology comprises the following steps: firstly preparing nuclear and shell pre-emulsion; then preparing core-shell emulsion. As the molecular chain of the emulsion adopts a net structure, and the advantages of epoxy resin and acrylic emulsion are combined, the emulsion has the advantages of good water resistance, staining resistance and mechanical property and excellent paint film comprehensive performance, and greatly extends the application range of the acrylic emulsion.

The invention relates to the technical field of UV paint, and further discloses a water-based antibacterial fingerprint-resistant UV paint filtering device and a preparation method thereof. The devicecomprises a filter box, a bottom plate is fixedly installed at the bottom of the filter box, supporting legs are fixedly installed on the left side and the right side of the bottom plate, a cover plate is movably installed on the top of the filter box, first connecting bases are fixedly installed on the left side and the right side of the cover plate, and second connecting bases are fixedly installed on the left side and the right side of the filter box. The invention discloses the water-based antibacterial fingerprint-resistant UV paint filtering device and the preparation method thereof. Adust baffle is arranged on the positioning seat; when the filtering box moves, large unfiltered powder particles and impurities on the vibrating filter gauze can be conveniently extruded by the dust baffle; and therefore, the powder particles and the impurities fall into the dust collecting box from the interior of the vibration filter gauze after being extruded to be smaller, the effect of rapidtreatment is achieved, and the situation that due to manual operation, certain working difficulty is increased, and working time is consumed is avoided.

The invention provides airless spraying vinyl acetate antibacterial inner wall paint, which is prepared from the following raw material ingredients in parts by weight: 30 to 50 parts of vinyl acetate-acrylic emulsion, 10 to 16 parts of nanometer titanium dioxide slurry, 4 to 6 parts of antibacterial nano titanium dioxide, 10 to 20 parts of titanium dioxide, 10 to 15 parts of heavy calcium carbonate, 1 to 3 parts of talcum powder, 3 to 6 parts of calcined kaolin, 1 to 3 parts of ultrafine aluminum silicate, 0.2 to 0.5 part of hydroxyethyl cellulose, 0.1 to 0.3 part of wetting agents, 0.5 to 1.0part of dispersing agents, 0.2 to 0.5 part of antifoaming agents, 1.0 to 2.5 parts of film forming auxiliary agents, 1 to 3 parts of anti-freezing agents, 0.1 to 0.2 part of pH value regulators and 40 to 60 parts of deionized water. The airless spraying vinyl acetate antibacterial inner wall paint has the advantages of good washing and brushing resistant performance, stain-resistant performance,polishing resistant performance, anti-cracking performance, high shielding performance, high decoration performance, antibacterial and bacteriostatic performance, green and environment-friendly performance, comfortable hand feeling and the like.

The invention discloses super-staining-resistant waterborne coating for a road fence and a preparation method of the super-staining-resistant waterborne coating. The super-staining-resistant waterborne coating is prepared from the following components in parts by weight: 250-300 parts of a styrene-acrylic emulsion, 2-5 parts of a solubilizing assistant, 1-5 parts of an organic silicone powder, 1-5parts of nanometer aluminum oxide, 0.5-2 parts of nanometer zirconium oxide, 0.1-3 parts of nanometer negative ion powder, 0.05-0.5 part of nanometer zinc oxide, 0.1-1 part of silica sol, 0-10 partsof a pigment, 0.1-0.2 part of a PH regulator, 0.1-0.2 part of an antifoaming agent, 2-5 parts of a coalescing agent, 0.3-0.5 part of a dispersing agent, 0.3-0.5 part of a base material wetting agent,5-10 parts of deionized water, and 0.5-1.0 part of a thickener. The super-staining-resistant waterborne coating has the slippery hand feeling and the gorgeous appearance, has a certain self-cleaning effect, prevents marks such as fingerprints and oil stains, is capable of keeping the surface bright and clean, is low in coating surface energy, and has the effects of persistent sterilization and anion release.

The invention relates to the technical field of coatings, in particular to a preparation method of a coalescing agent, the coalescing agent and a coating containing the coalescing agent. The preparation method of the coalescing agent comprises the following steps: adding tung oil, diethanolamine, acetic acid and petroleum ether into a container, heating to 50-90 DEG C, adding a benzothiazole acidic ionic liquid catalyst to obtain a mixed solution, dropwise adding a hydrogen peroxide solution into the mixed solution, keeping the temperature for 1-15 hours, after the reactions, cooling, filtering, adjusting the pH value of the obtained filtrate to be neutral, standing for layering, removing a lower water layer, washing the oil layer, removing the lower water layer, drying the oil layer obtained again, and removing the solvent, so as to obtain the coalescing agent namely epoxy tung oil acyl diethanolamine. The invention also discloses a coalescing agent and a coating containing the coalescing agent, and the coating provided by the invention has excellent anti-blocking property, high glossiness and low minimum film-forming temperature, and can effectively reduce the VOC content in thecoating.

The invention relates to the ink technical field, and in particular relates to water-based narrow coated paper flexible printing ink and a method for preparing the same. The water-based narrow coated paper flexible printing ink comprises the following raw materials in parts weight: 30-45 parts of self-crosslinking water-based acrylic emulsion, 20-28 parts of modified water-based acrylic resin, 15-20 parts of yellow pigment powder, 1-3 parts of pigment dispersant, 0.2-0.8 parts of organic silicon defoamer, 1-4 parts of nonionic organic surfactant, 2-6 parts of dodecanol ester, 3-8 parts of PH stabilizer, 3-5 parts of anionic surfactant and 5-10 parts of water. The water-based narrow coated paper flexible printing ink provided by the invention is environment-friendly and non-toxic, good in use security, stable in performance and good in printing adaptability to coated paper, and has excellent color rendering property, good glossiness and good product quality.

The invention discloses a bracket beam for a drive-in type storage rack. The bracket beam comprises a vertical pillar, a loading beam and a bracket frame, wherein the outer surface of the bracket frame is coated with a layer of an anticorrosive layer, the anticorrosive layer is prepared through spraying of an anticorrosive paint, and the anticorrosive paint contains the following components in parts by weight: 15-18 parts of polyphenyl ether resin powder, 10-14 parts of epoxy resin, 10-15 parts of 11-carboxyundecyl methyl silicone oil, 10-14 parts of butadiene styrene rubber, 4-7 parts of dioctyl phthalate, 5-8 parts of a silane coupling agent,1-3 parts of phosphotriester and 0.3-0.5 part of compound rare earth. The invention further relates to a setting method of the bracket beam for the drive-in type storage rack. The setting method is simple and feasible, and the bracket beam has good flame retardance.

The invention discloses an ultra-low-pressure reverse osmosis filter, which comprises a low-pressure course, a reverse osmosis course and a filter course, wherein a layer of low-pressure coating covers the surface of the low-pressure course; a layer of reverse osmosis coating covers the surface of the reverse osmosis course; and a layer of filter coating covers the surface of the filter course. The filter provided by the invention not only improves working efficiency but also relieves pollution to environment and enhances purification of water quality; and moreover, the preparation method is simple in preparation steps and low in cost.

The invention relates to an environmental-friendly fluorine-modified styrene-acrylic emulsion coating used in winter and a preparation method of the styrene-acrylic emulsion coating. The coating contains fluorine-modified styrene-acrylic emulsion, film-forming resins, cyclodextrin, sodium bicarbonate, hydroxyethyl cellulose, diatomite, talcum powder, ground limestone, an emulsifier, a flatting agent, a drier, a dispersing agent, an antifoaming agent, a stabilizer and water. The coating has the lowest film forming temperature, is high in stability, and is applicable to use in winter construction.