301 results about "Fluorocarbon Resins" patented technology

The invention belongs to the technical field of protective coatings, and discloses an anti-corrosion, wear-resistant and high-temperature-resistant coating as well as a preparation method and application thereof. The coating comprises a primer, a middle transition layer and a finish; the raw materials of the primer comprise a primer material and a primer curing agent component; the primer material comprises modified epoxy phenolic resin, a primer functional filler, a first mixed solvent, a high-temperature-resistant coupling agent and an anti-settling agent; the raw materials of the middle transition layer comprise a middle transition layer material and a middle curing agent component; the materials of the middle transition layer comprise polyimide modified epoxy resin, a wear-resistant filler, a reactive diluent, a carbon nanotube, a first dispersant and a compatilizer; the raw materials of the finishing paint comprise a finishing paint material and a finishing paint curing agent component; the finishing paint material comprises organic silicon modified fluorocarbon resin, finishing paint functional filler, a second mixed solvent, a second dispersing agent and a flatting agent. According to the invention, a resin-based composite coating system is synergistically designed through multi-phase materials, so that optimal balance of corrosion resistance, wear resistance, toughness and high temperature resistance of the coating is realized.

The invention relates to the technical field of coatings, in particular to a modified FEVE fluorocarbon resin coating and a preparation method thereof. The problem that the FEVE fluorocarbon coating is poor in durability is solved. The preparation method comprises the following steps: modifying FEVE fluorocarbon resin with linoleic acid to obtain a granular material; stirring the modified FEVE fluorocarbon resin, polyisocyanate, montmorillonite and a composite solvent to obtain a prepolymer; pre-dispersing and grinding silicon carbide, modified zinc oxide, a dispersing agent and a composite solvent, adding nano composite particles for ultrasonic dispersion, and adding a prepolymer and a flatting agent to obtain the modified FEVE fluorocarbon resin coating. Wherein the FEVE fluorocarbon resin is modified, so that the crosslinking speed, the coating strength and the adhesive force are improved, the stain resistance, the weather resistance and the corrosion resistance are improved through the nano composite particles and the like, and finally the durability of the FEVE fluorocarbon resin coating is improved.

The invention provides a sidewalk antiskid terrace material and a construction process thereof, and belongs to the technical field of terrace material manufacturing. The sidewalk antiskid terrace material is prepared from the following components: epoxy resin, polysiloxane elastic resin, fluorocarbon resin, modified covalent organic framework nanosheets, boron nitride nanotubes, nano silicon nitride particles, nano silicon dioxide, nano zinc oxide, a modified flame retardant, attapulgite, a curing agent, an accelerant, a flatting agent, a coupling agent and a dispersing agent. According to the sidewalk antiskid terrace material, various high-performance resins are compounded with the nano filler to form a coating with a compact and uniform structure, so that the mechanical strength and wear resistance of the terrace are remarkably improved. In addition, due to the application of the modified flame retardant, the floor has a good flame-retardant effect, and the safety is improved. The whole formula and the construction process are scientific and reasonable, strong adhesion of the coating is ensured, construction is simple and convenient, curing is sufficient, and the coating is suitable for long-term use of outdoor sidewalks and has attractive appearance and practicability.

The invention provides an antifouling self-cleaning fluorocarbon finish paint as well as a preparation method and application thereof, and particularly relates to the technical field of special coatings. The antifouling self-cleaning fluorocarbon finish paint is composed of a component A and a component B in a ratio of (80-87): 16, the component A is prepared from the following components in parts by weight: 560 to 580 parts of fluorocarbon resin, 30 to 35 parts of a first solvent, 20 to 40 parts of a second solvent, 180 to 220 parts of titanium dioxide, 90 to 110 parts of filler, 11 to 20 parts of a light stabilizer, 3 to 5 parts of a thickening agent and 13 to 28 parts of an auxiliary agent; the component B comprises the following components in parts by weight: 20-22 parts of fluorocarbon resin, 4-5 parts of a chain extender, 15-20 parts of a diamine curing agent, 15-20 parts of a polyamine curing agent and 25-35 parts of a second solvent. According to the finishing paint, on the basis of enhancing the self-cleaning capability, the weather resistance of a coating is improved, and the aging and damage of the coating are delayed, so that the service life of the coating is prolonged.

The invention relates to the technical field of ship protection materials, in particular to a ship accessory rust-proof coating and a preparation method thereof.The ship accessory rust-proof coating comprises the following three-layer structure and components from inside to outside: a basic corrosion-resistant layer comprises 10-30 parts of a nano ceramic material; 5-15 parts of a rare earth oxide; 0.5 to 1.5 parts of aminated graphene oxide; 40 to 60 parts of fluorocarbon resin; 20 to 30 parts of epoxy-polyurethane hybrid resin; 3-8 parts of a zinc phosphate corrosion inhibitor; 2-5 parts of a self-repairing microcapsule; 1-3 parts of a photoinitiator; the interface transition layer comprises the following components in parts by weight: 3-5 parts of gamma-aminopropyltriethoxysilane; 2-5 parts of organic silicon resin coated copper powder; the antifouling surface layer comprises the following components in parts by weight: 10-15 parts of Cu coated SiO2 core-shell particles; 10 to 15 parts of a copolymer of polydimethylsiloxane and methyltrimethoxysilane; and 1-3 parts of an antifouling auxiliary agent. According to the multifunctional protective coating for the ship, through the synergistic effect of multiple components, comprehensive improvement of corrosion resistance, pollution resistance, self-repairing and construction efficiency is achieved, and remarkable technical progress and practical value are shown.

The invention discloses an underground gas storage steel lining anticorrosive coating and a preparation method thereof, and belongs to the technical field of underground gas storage. The coating sequentially comprises a protective layer, a buffer layer, an impermeable layer and a wear-resistant layer from the surface of a steel lining to the outside; the protective layer is epoxy zinc-rich primer dispersed with microcapsules, each microcapsule comprises a shell layer and a core material wrapped by the shell layer, and the core material is composed of a corrosion inhibitor, a repairing agent and a surface modifier; the buffer layer is made of a polyurea elastomer, and the impermeable layer is made of a fluorocarbon resin / silanized graphene composite material; and the wear-resistant layer is made of an epoxy-organic silicon hybrid resin material reinforced by a SiC / Al2O3 composite filler. The anticorrosive coating for the steel lining of the underground gas storage has a self-repairing function, coating cracking caused by deformation of a base material can be avoided, the comprehensive anticorrosive performance is high, and the requirement for the high-pressure, high-humidity, high-low-temperature and dynamic-load composite environment is met.

The application relates to the technical field of concrete member protection, and particularly discloses a highway concrete member protection coating under a coastal environment and a preparation method thereof. The highway concrete member protection coating under the coastal environment comprises an epoxy resin bottom layer and a fluorocarbon resin surface layer, the fluorocarbon resin surface layer is formed by spraying a surface layer coating, and the surface layer coating comprises the following raw materials in parts by weight: 28-32 parts of fluorocarbon resin, 3-5 parts of graphene oxide, 6-10 parts of montmorillonite, 10-14 parts of a stabilizing component, 160-170 parts of dimethylbenzene, the stabilizing component comprises a toughening agent, a leveling agent and a compatilizer, and the weight ratio of the toughening agent, the leveling agent and the compatilizer is 2-3:2-3:1. The protection coating can be used for protecting highway concrete members under a coastal environment.

The invention belongs to the technical field of photovoltaic materials, and provides a photovoltaic profile and a preparation method and application thereof. The preparation method comprises the following steps: carrying out surface conditioning and phosphorization on a steel substrate (carbon steel or recycled steel or low alloy steel), carrying out electrophoretic deposition by using epoxy thermosetting electrophoretic primer, and pre-drying; the outer surface of a workpiece is coated with fluorocarbon finish paint (the fluorocarbon finish paint comprises the following raw materials in specific content: polyester resin with a certain viscosity hydroxyl value, fluorocarbon resin with a certain viscosity hydroxyl value, pigment filler, an organic solvent, a wetting leveling agent, a dispersing agent, a defoaming agent, an adhesion promoter and an aliphatic isocyanate curing agent), and curing is performed. And an electrophoretic primer layer with the thickness of 15-25 microns and a fluorocarbon finish layer with the thickness of 20-30 microns are formed on the outer surface of the steel substrate through curing. According to the photovoltaic profile, the electrophoretic primer layer and the fluorocarbon finish paint layer are formed on the low-cost steel substrate through one-time curing, the process can be simplified, the cost can be reduced, the paint layer is thin, and the photovoltaic profile further has long-term excellent adhesive force, aging resistance, corrosion resistance, weather resistance, gloss retention and the like.

The invention discloses a photovoltaic glass surface protection coating, a preparation method thereof and a preparation method of a coating in the technical field of coatings. The coating comprises the following components in parts by weight: 40-70 parts of a fluorocarbon resin blend, 1-10 parts of modified nano silicon dioxide powder, 0.1-1 part of a defoaming agent, 0.1-2 parts of a flatting agent, 0.1-2 parts of a curing agent and 10-80 parts of an organic solvent A, the fluorocarbon resin blend comprises polyurethane resin, soluble polytetrafluoroethylene resin, polyacrylic acid fluorine-containing resin and an organic solvent B, and the mass ratio of the polyurethane resin to the soluble polytetrafluoroethylene resin to the polyacrylic acid fluorine-containing resin to the organic solvent B is (100-300): (5-20): (10-50): (200-500). The super-hydrophobic self-cleaning glass has the advantages that the super-hydrophobic self-cleaning glass has super-hydrophobic self-cleaning performance and super-high light transmittance.

The invention relates to the technical field of anti-corrosion coatings, in particular to a composite anti-corrosion coating for a medium heavy-duty anti-corrosion environment and a preparation method of the composite anti-corrosion coating. According to the technical scheme, the composite anti-corrosion coating for the medium heavy anti-corrosion environment comprises the following components in percentage by mass: a bottom coating component, a middle transition layer component and a surface coating component, and the mass ratio of the bottom coating component to the middle transition layer component to the surface coating component is 33: 17: 50; the durability is improved through multi-dimensional material innovation, a fluorocarbon resin modified waterborne epoxy system is adopted for the bottom coating, and a nano graphene directional arrangement technology is combined, so that a labyrinth effect is formed, and a corrosion medium is blocked; a solvent-free polyurea and microcapsule self-repairing system is introduced into the surface coating, so that automatic repairing after damage is realized; the middle transition layer enhances the interlayer barrier function through the oriented graphene composite material, and the three layers cooperate to construct a compact protection network, so that the medium permeation path is obviously delayed, and the full-life-cycle maintenance cost is greatly reduced.

The utility model relates to the technical field of cloth, and discloses waterproof antistatic coated cloth which comprises a base cloth layer, a plurality of high-strength nylon fibers are fixedly connected to the right side of the inner wall of the base cloth layer at equal intervals, a plurality of cotton fibers are fixedly connected to the top walls of the high-strength nylon fibers, a polyurethane layer is fixedly connected to the top walls of the cotton fibers, and the polyurethane layer is fixedly connected to the right side of the inner wall of the base cloth layer. The top wall of the polyurethane layer is fixedly connected with an antistatic layer, the inner wall of the antistatic layer is fixedly connected with a plurality of conductive fibers, the top walls of the conductive fibers are fixedly connected with a plurality of reinforcing ribs, and the top walls of the reinforcing ribs are fixedly connected with a fluorocarbon resin layer. According to the waterproof antistatic fabric, the basic strength and the softness of the fabric are ensured by the base fabric layer which is interwoven in a plain weaving manner, and the fabric obtains a preliminary waterproof effect under the coating of the polyurethane layer, so that the final waterproof effect and the final antistatic performance are obtained under the connection of the conductive fibers and the fluorocarbon resin material.

The invention relates to the technical field of coatings, in particular to a stone-like fluorocarbon coating and a preparation method thereof. The stone-like fluorocarbon coating is prepared from the following components in parts by mass: 35 to 50 parts of fluorocarbon resin, 10 to 20 parts of nepheline powder, 5 to 15 parts of potassium aluminum silicate, 3 to 8 parts of rutile titanium dioxide, 1 to 5 parts of inorganic color paste, 0.5 to 2 parts of silane coupling agent, 0.3 to 1.5 parts of polyamide wax anti-settling agent, 0.5 to 2 parts of fumed silica, 0.1 to 0.8 part of organic silicon flatting agent and 0.2 to 1 part of modified hydrogenated castor oil. 5-12 parts of an aliphatic isocyanate curing agent and 10-20 parts of a mixed solvent. The stone-like fluorocarbon coating is excellent in weather resistance, can effectively resist the influence of environmental factors such as ultraviolet rays, acid rain and temperature change, remarkably reduces the probability of occurrence of phenomena such as color fading, pulverization and peeling, prolongs the service life of the coating, and ensures a long-term stable decorative effect.

The invention discloses an acid-alkali-resistant high-weather-resistant insulating powder coating as well as a preparation method and application thereof in the aspect of sound screens of high-speed guardrails, and relates to the technical field of fluorocarbon resin powder coatings. The insulating powder coating with acid and alkali resistance and high weather resistance is prepared from the following raw materials in parts by weight: 15 to 25 parts of fluorocarbon resin, 40 to 50 parts of polyester resin, 5 to 12 parts of curing agent, 0.5 to 2 parts of accelerant, 3 to 8 parts of corrosion-resistant agent, 2 to 5 parts of weather-resistant agent, 1 to 2 parts of flatting agent, 0.3 to 1 part of benzoin and 10 to 15 parts of inorganic nano filler. The preparation method comprises the following steps: reacting 4-trifluoromethylphenol with 6-bromo-1-hexene to obtain an intermediate 1, generating an intermediate 2 from the intermediate 1 under the action of m-chloroperoxybenzoic acid, and reacting the intermediate 2 with amino-terminated polyether to generate the corrosion-resistant agent. The acid-base-resistant high-weather-resistant insulating powder coating prepared by the invention has good acid-base resistance, heat aging resistance and light aging resistance.

The invention provides a method for preparing a fluorocarbon resin super-hydrophobic coating, and relates to the field of coatings. The preparation method comprises the following steps: adding nano silicon dioxide into a mixture of ethanol and water, stirring, and carrying out ultrasonic dispersion to obtain a dispersion liquid; dropwise adding a silane coupling agent into the dispersion liquid, ultrasonically dispersing uniformly, heating and stirring in a water bath, cooling to room temperature, centrifuging, washing a solid with absolute ethyl alcohol, and drying to obtain nano silicon dioxide powder; s2, mixing the nano silicon dioxide powder prepared in the step S1 with an N-methyl pyrrolidone solution of PVDF, and uniformly stirring to obtain coating slurry; and taking an absolute ethyl alcohol solution of epoxy resin as a primer, spraying the primer on the cement surface, curing, spraying the coating slurry, and curing to obtain the coating. The super-hydrophobic coating plays a role in protecting and strengthening the cement matrix, and the mechanical strength of the surface of the cement matrix is improved.

The invention discloses a super-weather-resistant powder coating as well as a preparation method and application thereof, and relates to the technical field of powder coatings. The super-weather-resistant powder coating comprises matrix resin, a curing agent, a flatting agent, a degassing agent, an antioxidant and pigment filler, the matrix resin is a mixture formed by mixing polyester resin and fluorocarbon resin according to the mass ratio of (57-65): (5-8), and the polyester resin is a mixture formed by mixing super-weather-resistant polyester and crystalline polyester according to the mass ratio of (50-53): (7-12). Crystalline polyester is matched with super-weather-resistant polyester and fluorocarbon resin to serve as matrix resin, the relation between super durability and mechanical performance in the powder coating is balanced, and then the powder coating can have excellent weather resistance and bending resistance after a coating is formed.

The present invention provides a lubricant for drilling fluid with a resin-coated modified silicon carbide particle structure, as well as its preparation method and application, belonging to the technical field of lubricants for oilfield drilling fluids. The preparation method of the lubricant of the present invention comprises the following steps: adding pretreated nano-SiC particles, hydroxyethyl acrylate, lauryl acrylate, and a silane coupling agent to a base oil, then adding a chain transfer agent, stirring, adding an initiator, and reacting; after the reaction is completed, filtering, washing, and drying to obtain modified nano-SiC particles; adding the modified nano-SiC particles to a fluorocarbon resin solution, heating to react, drying, and grinding to obtain. The present invention has developed a new high-efficiency lubricant material for drilling fluid. The lubricant material of the present invention can not only significantly reduce the flow resistance of the drilling fluid and the friction coefficient of the filter cake, slowing down the wear of the drill tool, but also has excellent wear and corrosion resistance, which can effectively improve drilling efficiency and extend the service life of the drill bit.

The invention discloses a flame-retardant corrosion-resistant coating and a preparation method thereof, and relates to the technical field of fluorocarbon resin powder coatings. The flame-retardant corrosion-resistant coating comprises the following raw materials in parts by weight: 15-25 parts of fluorocarbon resin, 40-50 parts of epoxy resin, 3-5 parts of a curing agent, 5-7 parts of a reinforcing agent, 4-6 parts of a corrosion inhibitor, 6-8 parts of filler, 1-2 parts of a flatting agent and 0.5-1 part of benzoin. The preparation method comprises the following steps: reacting phosphonitrilic chloride trimer with p-hydroxybenzaldehyde to generate an intermediate 1, reacting the intermediate 1 with p-aminobenzoic acid to generate an intermediate 2, and reacting the intermediate 2 with 2-heptyl ethylene oxide to generate the reinforcing agent. The flame-retardant corrosion-resistant coating prepared by the invention has excellent mechanical properties, corrosion resistance, aging resistance and flame retardance.

The invention relates to the technical field of water-based anticorrosive coatings, in particular to a high-corrosion-resistance water-based epoxy resin-based heavy-duty anticorrosive coating for a marine steel structure and a preparation method of the high-corrosion-resistance water-based epoxy resin-based heavy-duty anticorrosive coating. Comprising the following raw materials in parts by weight: 10-30 parts of modified epoxy resin, 1-10 parts of modified graphene, 30-60 parts of nano zinc powder, 15-30 parts of inorganic filler, 12-21 parts of water-based fluorocarbon resin, 1-3 parts of a dispersing agent, 1-5 parts of an auxiliary agent, 4-12 parts of a cosolvent and 5-10 parts of a curing agent. According to the high-performance environment-friendly coating combining the excellent performance of the graphene and the cathode protection effect of the zinc powder, the graphene nanometer material is introduced into a water-based zinc-rich coating system, and the corrosion resistance, the mechanical performance and the environment-friendly characteristic of a coating are remarkably improved.

The invention discloses a surface coating method for realizing thrust amplification of a sail, which is characterized in that a sail blade which takes a glass fiber composite material as a basic material comprises a step of anti-drag coating of a convex surface part of the sail blade, a step of anti-drag coating of a concave surface of the sail blade, a step of special coating of a sail blade end plate and a step of special coating of a sail blade guide device. A low-friction and high-wear-resistance coating which takes modified PTFE resin as a base material and contains nano aluminum oxide and graphite micro powder is adopted for the convex surface; and the concave surface adopts a vortex breaking-strong adhesion type coating which takes fluorocarbon resin (PVDF) as a base material and contains nano silicon dioxide and hollow glass beads. According to the invention, the thrust efficiency is improved by 60-80%; the thrust stability under the wide wind speed is improved by more than 60%, the service life of the sail blades can be prolonged, the operation and maintenance cost is reduced, an existing sail can be directly transformed, and the sail has the advantages of being low in cost and high in efficiency and has economic and environment-friendly values.

The invention discloses an ultralow-temperature-resistant and seawater-corrosion-resistant coating and a preparation method thereof. The ultralow-temperature-resistant and seawater-corrosion-resistant coating is prepared from ultralow-temperature-resistant and seawater-corrosion-resistant finish paint and graphene epoxy zinc-rich primer, the ultralow-temperature-resistant seawater-corrosion-resistant finish paint is prepared from a component A and a component B, wherein the component A is prepared from the following raw materials: low-temperature-resistant epoxy resin, fluorocarbon resin, graphene, nano rare earth oxide, a silane coupling agent, an anti-rust pigment, filler, a solvent and the like; the component B is composed of an amine curing agent, and the low-temperature-resistant epoxy resin is prepared according to the following steps: adding epoxy resin and polysiloxane into a reaction kettle, stirring and reacting while heating, adding epoxidized hydroxyl-terminated polybutadiene into the reaction kettle, and continuously stirring and reacting to obtain the low-temperature-resistant epoxy resin. The ultralow-temperature-resistant and seawater-corrosion-resistant coating disclosed by the invention has excellent corrosion resistance in ultralow-temperature seawater, and the service life of a metal structure is effectively prolonged.

The invention belongs to the field of anticorrosive paint production, and particularly relates to an anchor rod anticorrosive paint and a preparation method thereof. The coating is prepared from the following components in parts by weight: 35 to 45 parts of fluorocarbon modified epoxy resin, 15 to 25 parts of PVDF / acrylate copolymer, 5 to 10 parts of acrylic rubber with a core-shell structure, 8 to 12 parts of curing agent, 2 to 5 parts of 2, 2, 4-trimethyl-1, 3-pentanediol monoisobutyrate, 4 to 8 parts of zinc oxide, 3 to 6 parts of mica powder, 2 to 5 parts of talcum powder, 5 to 10 parts of zinc phosphate, 4 to 8 parts of aluminum triphosphate, 0.6 to 1.2 parts of dispersing agent, 0.15 to 0.5 part of defoaming agent and 0.3 to 0.8 part of flatting agent. By adding acrylic rubber with a core-shell structure, a good elastic network is formed in a coating, the flexibility and impact resistance of the coating are remarkably improved, fluorocarbon modified epoxy resin combines the weather resistance and chemical resistance of fluorocarbon resin and the high adhesive force and high hardness of epoxy resin, excellent adhesive force is provided, and meanwhile, the coating can be applied to the coating. Due to the high hardness characteristic, the coating has good wear resistance and scratch resistance, and the completeness of the coating can be kept in complex construction and use environments.

The embodiment of the invention provides a carbon nanotube / fluorocarbon resin composite microsphere photo-thermal super-hydrophobic anti-condensation coating and a preparation method thereof.The preparation method comprises the steps that firstly, carbon nanotubes and fluorocarbon resin are evenly dispersed in a solvent, then a small amount of non-solvent water is added to enable a solution system to be subjected to phase separation, and carbon nanotube / fluorocarbon resin composite microsphere dispersion liquid is formed; and finally, spraying the carbon nanotube / fluorocarbon resin composite microsphere dispersion liquid, and curing to obtain the photo-thermal super-hydrophobic anti-condensation coating. The carbon nano tube is in a microsphere shape in the coating, so that a typical micro / nano coarse structure is obtained on the surface, the water drop contact angle of the coating is as high as 158 degrees, the icing delay time is as high as 434s, and the ice adhesion force is as low as 16kPa; under the irradiation of sunlight, the temperature of the coating can be increased to 54.5 DEG C within 10 minutes under the photo-thermal action of the carbon nanotubes, so that the melting of ice is accelerated.

The invention relates to the technical field of building coatings, in particular to a formula and preparation method of a mildew-proof coating in a high-temperature and high-humidity environment, and the preparation method comprises the following steps: putting fluorocarbon resin, pigment and titanium dioxide filler into a stirrer, stirring and mixing to obtain a first mixture; determining the addition amount of the mixed additive to add the mixed additive into the first mixture, and continuously stirring to obtain a second mixture; determining whether the dispersity of the mixture reaches the standard or not, and supplementing a mixing aid based on a result that the dispersity does not reach the standard; determining the dispersion stability characteristic value of the second mixture based on the volume of the settling layer, and determining the filtering pressure to remove impurities to obtain uniform slurry; determining the total addition amount of a biological mildew-proof bacteriostatic agent, and adding the biological mildew-proof bacteriostatic agent into the uniform slurry at a preset addition rate; and packaging the uniform slurry to obtain the mildew-proof coating finished product. The problem that the biological mildew preventive is difficult to fuse with the coating is solved.

The invention discloses a long-acting anti-corrosion coating for a heavy corrosion working condition as well as a preparation method and application thereof, and belongs to the technical field of coating preparation. The invention relates to a long-acting anticorrosive paint for heavy corrosion working conditions. The paint is prepared from the following components in parts by weight: 25-39 parts of epoxy resin, 12-22 parts of fluorocarbon resin, 12-21 parts of zinc powder, 5-9 parts of zinc phosphate, 10-18 parts of talcum powder, 2-7 parts of nano silicon dioxide, 1-5 parts of an organic corrosion inhibitor, 0.8-2.3 parts of an adhesion promoter, 1-4 parts of a dispersing agent, 1-3 parts of a flatting agent, 1-3 parts of a defoaming agent and 12-24 parts of ethylene glycol butyl ether. The anticorrosive paint prepared from the substances has excellent long-acting anticorrosive properties such as high temperature resistance, acid and alkali resistance, oxidation resistance and the like, and is suitable for infrastructures in the fields of petroleum, chemical industry, steel manufacturing, port facilities, wind power generation, heavy mechanical equipment, military industry and aerospace.

The invention discloses a wear-resistant anti-icing easy-to-deice coating for power equipment and a preparation method thereof, and relates to the technical field of coatings. The wear-resistant anti-icing easy-to-deice coating for the electrical equipment is prepared from the following raw material components in parts by weight: 40 to 60 parts of water-based fluorocarbon resin dispersion, 5 to 15 parts of perfluorosilane surface modified filler, 3 to 10 parts of light-absorbing heating material, 0.5 to 2 parts of wetting dispersant, 0.2 to 0.6 part of defoaming agent, 0.2 to 1 part of flatting agent, 0.5 to 1 part of anti-aging agent, 15 to 25 parts of deionized water and 12 to 20 parts of water-based isocyanate curing agent. The perfluorosilane surface modified filler is obtained by modifying a filler with a perfluorosilane coupling agent; the light-absorbing heating material is a Fe3O4 / C composite material or a product obtained by further modifying the Fe3O4 / C composite material through a vinyl silane coupling agent and then reacting and grafting with amino-terminated hyperbranched polyamide.

The application relates to the technical field of metal surface protection materials, in particular to a magnesium alloy surface protection material, a preparation method and application thereof, which contains 40-60 parts of a fluorocarbon resin matrix, 30-50 parts of functional fillers, 5-10 parts of corrosion inhibitors, 3-8 parts of cross-linking agents, 0.5-2 parts of catalysts and 1-3 parts of additives; the functional fillers are modified to form a 'core-shell' structure, graphene is loaded with nano zinc oxide, and fluorophosphoric calcium whiskers are coated with rare earth cerium salt; the preparation process comprises resin interpenetrating network formation, filler pretreatment, pre-crosslinking, catalytic crosslinking and grinding; the material forms a three-dimensional protection system, the hardness is greater than or equal to 3H, the adhesion is less than or equal to 1 grade, the salt mist resistance is greater than or equal to 1000h, the self-repairing efficiency is greater than or equal to 90%, and the high-low temperature cycle resistance is excellent. The application has comprehensive protection performance, synergistic effects of physical shielding, chemical corrosion inhibition and self-repairing, good adhesion and weather resistance, strong high-low temperature resistance and corrosion resistance, and stable process, and can provide reliable and long-acting protection for magnesium alloys.

The invention provides cooling leather and a treatment process, and belongs to the technical field of cooling leathes.The cooling leather treatment process comprises the following steps that S1, modified boron nitride is prepared, specifically, S1, modified boron nitride is prepared; s2, polyurethane synthetic leather is selected as a base material and subjected to plasma cleaning, surface impurities are removed, and the surface is activated; s3, the surface of the base material is coated with waterborne polyurethane slurry containing 3%-8% of modified boron nitride; s4, after the heat conduction bottom layer is cured, embossing is conducted at the temperature of 160-170 DEG C; s5, plasma cleaning or short-time infrared heating is conducted on the embossed layer; s6, spraying a microcapsule phase change material on the surface of the activated embossing layer; s7, covering a fluorocarbon resin surface layer containing 1-3% of modified boron nitride; s8, carrying out secondary echelon cooling after the surface layer is cured; the h-BN is subjected to double-layer modification through polydopamine-hyperbranched polyethyleneimine (HPEI), and hydrophilic modification of the surface of the filler is realized at low temperature, so that the heat conductivity coefficient is increased, and meanwhile, the mechanical property of the material is kept stable.

The utility model discloses a high-temperature-resistant control cable for an electric transfer vehicle, which comprises a cable core, and aluminum silicate ceramic fiber ropes are filled in gaps of the cable core. A high-temperature-resistant high-strength alkali-free wax-free glass fiber tape is wrapped outside the cable core; a fire-resistant halogen-free flame-retardant polyolefin inner sheath is extruded outside the high-temperature-resistant high-strength alkali-free wax-free glass fiber tape, a high-temperature fire-resistant synthetic crystal insulating tape is lapped outside the fire-resistant halogen-free flame-retardant polyolefin inner sheath, and a second fluorocarbon resin nano coating is coated outside the high-temperature fire-resistant synthetic crystal insulating tape; a fluorocarbon resin nano coating is arranged outside the cable, a high-temperature-resistant basalt braided tube is arranged outside the fluorocarbon resin nano coating, a high-temperature-resistant factice aluminum-plastic composite belt is wrapped outside the high-temperature-resistant basalt braided tube, and a 150 DEG C halogen-free low-smoke irradiation polyolefin outer sheath is extruded outside the high-temperature-resistant factice aluminum-plastic composite belt, so that the use requirements in high-temperature and high-heat radiation environments are met; and the electric transfer trolley also has the advantages of fire prevention, corrosion resistance, aging resistance, high strength, impact resistance and the like, and provides powerful guarantee for safe operation of the electric transfer trolley.

The invention provides a middle-infrared-band low-infrared-emissivity material and a preparation method thereof. The middle-infrared-band low-infrared-emissivity material comprises a low-emissivity composite layer, an anti-rust paint layer and a base layer which are sequentially connected. The low-emissivity composite layer is one of a first low-emissivity layer, a second low-emissivity layer and a second low-emissivity layer; the raw material of the first low-emissivity layer is one or more of polyurethane resin, fluorocarbon resin and epoxy resin; the raw material of the second low-emissivity layer is one of a conductive film and compound slurry; the conductive thin film is one or more of antimony-doped tin oxide, fluorine-doped tin oxide, indium tin oxide, aluminum-doped zinc oxide and a silver nanowire transparent thin film. The polyurethane resin provided by the invention can reduce the introduction of oxygen-containing functional groups, so that the polyurethane resin has lower emissivity and good light transmittance in the wave band of 8-14 microns, and the low emissivity of the material can be controlled by regulating and controlling the thickness of the polyurethane resin layer.

A water-based paint composition includes a manganese oxide-based catalyst, activated carbon, at least one water-soluble resin selected from a group consisting of acrylic resin, modified acrylic resin, and fluorocarbon resin, a polyacrylate-based dispersant, and a water-based solvent. The water-based paint composition, although including the manganese oxide-based catalyst, allows a coating film to be resistant to chalking and weather.