155 results about "Zinc phosphate" patented technology

The invention discloses a high-corrosion-resistance powder coating and a preparation method thereof, and belongs to the technical field of powder coatings. Through modification of the resin system, the ultraviolet absorbent modified epoxy resin and the weather-resistant polyester resin are compounded, so that the ultraviolet resistance and the weather resistance of the resin system are remarkably improved, and the corrosion resistance reduction caused by light aging is avoided; the flake graphene forms an excellent physical barrier to block corrosion medium permeation, then chemical passivation of zinc phosphate is combined to inhibit electrochemical corrosion, the synergistic effect is achieved, the corrosion resistance is synergistically enhanced from the physical and chemical angles, the path of the corrosion medium is further prolonged in combination with the laminated structure of the glass flakes, and the corrosion resistance is improved. And meanwhile, the filler A and the filler B can also play a role in enhancing the mechanical strength of the coating, so that the powder coating with high corrosion resistance can be obtained on the whole.

The invention discloses high-oxidation-resistance flaky silver-coated copper particles and a preparation method thereof, and relates to the technical field of silver-coated copper powder. The process comprises the steps of flaky copper powder preparation, copper powder pretreatment, silver coating plating and post-treatment. The surface of the copper powder is pretreated, and active sites on the surface of the copper powder are reduced; secondly, a zinc phosphate plated film is formed, full coverage of a silver layer is achieved by adding nano-silver to assist in a silver ammonia solution, meanwhile, micropores of the silver layer are filled, and the compactness of the silver-coated copper powder is improved; besides, the silver content of the silver-coated copper powder is controlled to be 8.7-14.6%, and the normal-temperature oxidation resistance of the silver-coated copper powder is improved, so that the optimal anti-oxidation effect is achieved, and performance deterioration caused by oxidation is reduced.

The invention provides a long-acting anticorrosive epoxy powder coating and a preparation method thereof. The coating comprises epoxy resin, polyester resin, thiadiazole corrosion inhibitor loaded cerium-doped hydrotalcite composite particles, silane modified mica iron oxide, zinc phosphate, barium sulfate and the like. The core innovation lies in that 2-amino-5-(4-hydroxyphenyl)-1, 3, 4-thiadiazole corrosion inhibitor molecules are designed and synthesized, the molecules are loaded between cerium-doped magnesium-aluminum hydrotalcite nano container layers through an anion exchange method, corrosion environment pH responsive gradient release is achieved, a coating constructs a passive shielding, active corrosion inhibition and interface anchoring triple protection mechanism in the coating, and the corrosion resistance of the coating is improved. The neutral salt spray test resistance exceeds 2000h, and the coating is suitable for long-acting corrosion protection of iron accessories and cable bridges.

The invention discloses an explosion-proof coating as well as a preparation method and application thereof. The raw materials of the coating comprise a component A and a component B, and the mass ratio of the component A to the component B is (100: 100)-(100: 50); wherein the component A is prepared from the following components in parts by weight: 70 to 90 parts of epoxy resin, 3 to 8 parts of reactive diluent, 2 to 6 parts of silane coupling agent and 0.5 to 3 parts of fumed silica; and the component B comprises the following components in parts by weight: 30-60 parts of a nano reinforced curing agent, 5-30 parts of aluminum hydroxide, 8-15 parts of ammonium polyphosphate, 3-10 parts of expanded graphite, 3-8 parts of zinc phosphate, 3-12 parts of hollow glass beads, 3-15 parts of hexagonal boron nitride, 3-10 parts of silicon carbide whiskers, 2-5 parts of graphene dispersion liquid, 5-10 parts of a solvent, 0.2-1.5 parts of a dispersing agent and 0.1-1 part of a defoaming agent. The coating disclosed by the invention has the functions of toughening, flame retardance, heat conduction and non-combustible gas release, and can be applied to flame-retardant and explosion-proof products.

The invention provides a protective coating for a fuel storage and transportation cabin and a preparation method thereof, the protective coating comprises a primer layer, and the primer layer comprises a component A and a component B, the component A is prepared from the following raw materials in parts by weight: 20 to 40 parts of phosphorylated-sulfur heterocyclic modified epoxy resin, 0.1 to 1 part of dispersing agent, 0.1 to 1 part of flatting agent, 0.1 to 1 part of defoaming agent, 0 to 10 parts of n-butyl alcohol, 0 to 10 parts of xylene, 10 to 15 parts of zinc phosphate, 0.5 to 1.0 part of thixotropic agent, 10 to 15 parts of flaky filler, 20 to 35 parts of talcum powder, 5 to 10 parts of barite powder and 3 to 10 parts of titanium dioxide; the component B is prepared from the following raw materials in parts by weight: 99 to 100 parts of amino resin and 0.3 to 0.8 part of a catalyst. Phosphorylation-sulfur heterocycle is utilized to modify epoxy resin, a phosphating group (P-O-C) is generated, the lipophobicity is increased, an intrinsic anti-swelling network is constructed based on a sulfur / phosphorus atom covalent bonding epoxy skeleton, and by utilizing the three-dimensional shielding effect of phosphorus atoms and the high-density cross-linking characteristic of thioether bonds, the anti-swelling performance of the epoxy resin is improved. Fuel oil permeation channels are blocked from the molecular level, pollutant dissolution is inhibited, and it is ensured that the coating has good soaking resistance to fuel oil.

The invention provides a preparation method of an osteogenesis, sequential degradation and antibacterial strengthening and toughening zinc-based medical material, and belongs to the technical field of biomedical metal. The preparation method of the strengthened and toughened zinc-based medical material comprises the following steps: (1) performing chemical deposition treatment on pure zinc to obtain pure zinc with a zinc phosphate coating deposited on the surface; (2) the cylindrical device is placed in a mold, an iron wire is placed on the inner layer of the cylindrical device, and Zn-X alloy is filled to be flush with the iron wire; (3) the outer layer of the cylindrical device is filled with the pure zinc with the zinc phosphate coating deposited on the surface obtained in the step (1), the cylindrical device is drawn out, cold press molding is conducted, and a green body is obtained; and (4) pre-sintering the green body obtained in the step (3), and performing hot extrusion to obtain the strengthened and toughened zinc-based medical material. The strengthened and toughened zinc-based medical material has a time sequence degradation mode, and meanwhile has excellent tensile and compression performance and good antibacterial and corrosion-resistant performance.

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 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.

This invention relates to the field of anti-corrosion coating technology, specifically to a water-based corrosion-inhibiting anti-corrosion coating and its preparation method. When zinc phosphate is used alone as a corrosion inhibitor in water-based anti-corrosion coatings, it tends to agglomerate and has poor compatibility with resins. The protective coating formed on the metal surface by these water-based anti-corrosion coatings exhibits poor and unstable corrosion resistance. To address these problems, this invention provides a water-based corrosion-inhibiting anti-corrosion coating composed of two components, A and B. Component A contains a self-made composite corrosion inhibitor, ZnP-PEG-IPTS-GO. This composite corrosion inhibitor, through the bridging of IPTS, chemically bonds GO, PEG, and zinc phosphate, achieving an organic combination of "physical shielding" and "active passivation," significantly improving the overall anti-corrosion performance of the coating.

The invention relates to a composite coating for protecting a liquid cooling plate of a new energy power battery and a preparation method of the composite coating. The invention relates to a modified graphene / Cu-ZIF-8 double-carrier composite photocatalyst, which is prepared from the following raw materials in parts by weight: 70 to 90 parts of modified MXene / graphene double-carrier, 5 to 12 parts of core-shell structure Cu-ZIF-8 double-carrier powder, 15 to 25 parts of alkali-soluble acrylic copolymer resin, 0.5 to 1.5 parts of KH-570, 0.2 to 0.8 part of fluorocarbon surfactant L30, 8 to 12 parts of zinc phosphate, 8 to 12 parts of mica powder, 12 to 18 parts of polyamide wax, 2 to 4 parts of K-7318 and 12 to 18 parts of kieselguhr. Wherein the Cu (at) ZIF-8 (at) double-carrier powder with the core-shell structure is of a core-shell structure formed by in-situ growth of Cu (at) ZIF-8 on an MXene / graphene interface. According to the invention, a comprehensive protective layer with super-hydrophobicity, corrosion resistance, antibacterial property and high adhesive force is provided for the liquid cooling plate, and the performance is excellent.

The invention discloses a production and preparation process of a heavy-duty water-based epoxy primer applicable to a high-salt and high-humidity environment, and relates to the technical field of production of water-based epoxy primers. Comprising the following raw materials in parts by mass: 30-50 parts of bisphenol A type water-borne epoxy resin emulsion, 10-20 parts of a curing agent T-31, 3.5-5 parts of a reinforced anti-settling agent, 8-12 parts of zinc phosphate, 5-8 parts of aluminum triphosphate, 10-15 parts of precipitated barium sulphate, 3-6 parts of silica powder, 0.8-1.2 parts of a sodium polyacrylate dispersing agent, 0.4-0.8 part of an organic silicon defoaming agent and 0.3-0.7 part of an acrylate flatting agent. And 0.6-1 part of a polyurethane thickening agent. The bentonite and the modified zirconium phosphate silicate powder in the reinforced anti-settling agent can improve the microstructure of the primer in a primer system, so that a coating is more compact and can be conveniently applied to a high-salt and high-humidity environment, and the salt spray resistance of the waterborne epoxy primer is enhanced.

The invention relates to the technical field of water-based paint, in particular to water-based industrial anti-rust paint for steel components and a preparation method of the water-based industrial anti-rust paint. The problems that existing water-based industrial anti-rust paint is insufficient in anti-rust performance and weak in mechanical performance are solved. According to the invention, a phosphate group and graphene are simultaneously bonded to an epoxy resin molecular chain to form synergy of chemical anchoring and physical shielding; an organic-inorganic interpenetrating network structure is formed by using a water-based polyamide curing agent modified by an organic silane coupling agent, so that the mechanical property of a coating film is remarkably improved; by introducing the self-crosslinking acrylate emulsion with a core-shell structure, the brittleness problem of a pure epoxy system is avoided, and a formed interpenetrating polymer network structure can further enhance the compactness of a coating film; the functional conductive polymer aqueous dispersion is added and forms active-passive electrochemical synergistic protection with the zinc-aluminum phosphate composite pigment; and the zinc-aluminum phosphate composite pigment and the glass powder are compounded, so that the anti-rust performance is improved.

The invention provides a method for enriching rare earth ore in low-grade apatite. The method comprises the steps of ore pretreatment, graded desliming, three-time graded flotation and four-time rare earth rough concentrate concentration. According to the method, efficient mineral dissociation is achieved by optimizing the pretreatment process, an environment-friendly zinc phosphate complex is adopted to replace lead nitrate to serve as a modification activating agent, the flotation selectivity and the recovery rate of the rare earth minerals are improved by combining the synergistic effect of a specific regulator and a collecting agent, and finally the rare earth minerals with the raw ore grade being 0.15%-0.50% are enriched to the grade being 11.65%-12.55%; and the recovery rate reaches 85% or above, meanwhile, the production cost is reduced, the lead pollution risk is eliminated, and green and efficient utilization of low-grade apatite associated rare earth resources is achieved.

This invention discloses a heavy metal-free water-based anti-rust primer, its preparation method, and its application, relating to the field of water-based metal anti-corrosion coatings. The primer comprises a modified acrylic copolymer emulsion, a modified zinc phosphate-aluminum tripolyphosphate composite pigment, a diatomaceous earth composite filler, and a lignin sulfonate-grafted polycarboxylic acid dispersant. The modified acrylic copolymer emulsion is prepared by copolymerizing four monomers and then modifying them with epoxy silane and amino silane. The modified zinc phosphate-aluminum tripolyphosphate composite pigment is prepared by rare earth lanthanum ion loading and synergistic modification with a dual coupling agent. The diatomaceous earth composite filler is prepared by high-temperature activation, composite with nano-silica, and silane modification. Through the synergistic effect of its components, this invention significantly improves the primer's adhesion, resistance to damp heat, high temperature, kitchen fumes, weak acid resistance in food, and resistance to alkaline media in the kitchen, making it suitable for corrosion protection of various metal components in kitchens and commercial kitchens.

The present disclosure addresses the problem of providing a concentrated liquid for preparing a surface conditioner, the concentrated liquid having excellent dispersion stability. One embodiment for solving the above-described problem is a concentrated liquid for preparing a surface conditioner, the concentrated liquid containing zinc phosphate particles and a dispersion stabilizer, wherein: the zinc phosphate particles have a D50 of 3 µm or less; the content of the zinc phosphate particles with respect to the total mass of the concentrated liquid is 3 mass% to 60 mass% inclusive; the dispersion stabilizer contains a layered clay mineral and a sulfur-containing compound; the content of the layered clay mineral with respect to the total mass of the concentrated liquid is 0.1 mass% to 20 mass% inclusive; and the layered clay mineral is natural hectorite and / or synthetic hectorite.

Provided are conversion coating systems and methods, and compositions used therein, as well as conversion-coated multi-metal articles wherein the systems and methods enable conversion coating of differentially constituted surfaces of multi-metal articles (such as those that include surfaces that are steel or galvanized steel, as well as aluminum-containing surfaces) producing uniform, contiguous conversion coatings, without the use of added heavy metals, preferably without phosphorus, and under reduced operating temperatures, which show excellent corrosion resistance and paint adhesion on such surfaces, as compared with conventional commercial pre-treatment comprising tri-cationic zinc phosphate.

The invention belongs to the technical field of coatings, and provides a self-repairing, self-cleaning and weather-resistant iron base plate primer-topcoat integrated coating and a preparation method thereof, and the self-repairing, self-cleaning and weather-resistant iron base plate primer-topcoat integrated coating is prepared by mixing a component A and a component B according to an isocyanate index of 1-1.1, wherein the component A is prepared from the following components in parts by mass: 26 to 31 parts of polyaspartic acid ester PAE-1, 26 to 29 parts of polyaspartic acid ester PAE-2, 4 to 8 parts of polyaspartic acid ester PAE-3, 3 to 5 parts of mica powder, 1 to 3 parts of wetting dispersant, 0.5 to 1 part of defoaming agent, 0.3 to 0.6 part of flatting agent, 0 to 3 parts of color paste, 2 to 4 parts of anti-precipitation aid, 5 to 8 parts of ultraviolet light absorber, 13.2 to 24.9 parts of zinc phosphate and 1 to 4 parts of barium sulfate; the component B is prepared from 7 to 12 parts of isocyanate prepolymer A, 16 to 22 parts of isocyanate prepolymer B, 65 to 75 parts of hexamethylene diisocyanate tripolymer and 2 to 4 parts of butyl acetate. According to the technical scheme, the problem that in the prior art, a polyaspartic acid ester polyurea coating is insufficient in salt mist resistance and weather resistance is solved.

The object of the present invention is to provide a negative thermal expansion material that consistently exhibits excellent negative thermal expansion characteristics over a wide temperature range of -30 to 150°C, and shows a more gradual volume decrease with increasing temperature compared to Zn2P2O7 between 100 and 150°C. The negative thermal expansion material of the present invention is characterized by containing 5 to 90 parts by mass of zinc pyrophosphate per 100 parts by mass of copper pyrophosphate, wherein the BET specific surface area of ​​the copper pyrophosphate is 0.2 to 8.0 m². 2 The BET specific surface area of ​​the zinc pyrophosphate is 0.2 to 8.0 m² / g. 2 It is preferable that it be / g.

The application discloses a kind of high-stability doped sodium sulfate positive electrode materials and preparation method thereof, belong to sodium ion battery electrode material technical field.For the current sodium sulfate in high rate under the problem of sodium storage capacity, cycle performance and poor water resistance, the high-stability doped sodium sulfate positive electrode material of the application includes sodium iron sulfate zinc calcium phosphate particles and carbon nanotube, mass ratio is 85~95:5~15.By ball milling anhydrous ferrous sulfate, anhydrous sodium sulfate, anhydrous calcium phosphate, anhydrous zinc phosphate and carbon nanotube in inert atmosphere ball mill jar to obtain calcined precursor;Then the calcined precursor is placed in inert atmosphere tube furnace at 360~400 DEG C for 16~24h, to obtain sodium iron sulfate zinc calcium phosphate composite electrode material.The electrode material provided by the application has the advantages of simple and convenient preparation method, low cost, good air stability and rate performance, good cycle stability (>6000 times) and other advantages, and has strong market competitiveness in large-scale energy storage application field.

The application provides an intumescent fireproof and anticorrosive coating, which comprises the following components and the mass percentage of each component is as follows: 18-25% of a film forming agent, 22-30% of an acid source, 8-10% of a carbon source, 8-10% of a gas source and 15-25% of an anticorrosive agent, the film forming agent is a mixture of organic silicon modified acrylic resin and water-based epoxy emulsion, the acid source is ammonium polyphosphate or polyphosphate, the carbon source is pentaerythritol or di-pentaerythritol, the gas source is melamine or dicyandiamide, and the anticorrosive agent is a mixture of aluminum tripolyphosphate, zinc phosphate and aluminum silver paste. The application has the functions of fireproofing and anticorrosion at the same time, and the fireproof coating and the anticorrosive coating do not need to be coated respectively, so that the construction process can be reduced, the construction period can be shortened, and the construction cost can be reduced; meanwhile, the effective protection of the base material can reduce the number of maintenance and replacement caused by corrosion or fire damage, and the comprehensive maintenance cost can be reduced in the long run.

Provided are conversion coating systems and methods, and compositions used therein, as well as conversion-coated multi-metal articles wherein the systems and methods enable conversion coating of differentially constituted surfaces of multi-metal articles (such as those that include surfaces that are steel or galvanized steel, as well as aluminum-containing surfaces) producing uniform, contiguous conversion coatings, without the use of added heavy metals, preferably without phosphorus, and under reduced operating temperatures, which show excellent corrosion resistance and paint adhesion on such surfaces, as compared with conventional commercial pre-treatment comprising tri-cationic zinc phosphate.

The embodiment of the invention relates to the technical field of heavy anti-corrosion coatings, and discloses a marine facility anti-corrosion protective layer regulation and control method adapting to a strong salt mist environment, and the method comprises the following steps: preparing a self-activation intermediate paint, and applying the self-activation intermediate paint between a primer and a finish paint to form a composite protective layer; the core of the self-activation intermediate paint is that a main agent of the self-activation intermediate paint contains a dual-trigger mineralization precursor, and the precursor is composed of BF4-loaded hydrophobic modified zeolite and zinc phosphate coated water glass particles; when the coating is damaged, the corrosion microenvironment of the damaged area can cooperatively trigger the zeolite to release BF4 <-> to buffer the pH value, and meanwhile, the coated water glass particles are triggered to be dissolved and release silicate ions; the released silicate ions and positive ions in the environment are subjected to in-situ reaction to generate mineralized products, and a damaged area is blocked. The method can actively inhibit corrosion expansion and cathodic disbonding after the coating is damaged, and the long-term reliability and the service life of the protective layer are remarkably improved.

This invention discloses a micro / nano anti-corrosion coating and its preparation method, belonging to the field of marine engineering anti-corrosion technology. It includes component A and component B. Component A comprises bisphenol F type epoxy resin, cashew phenol glycidyl ether, KH560 modified zinc phosphate, aminated nano-silica, aluminum tripolyphosphate, wetting and dispersing agent, anti-settling agent, composite UV stabilizer, and composite solvent. Component B comprises 100 parts of cashew phenol modified amine curing agent. This invention, using the aforementioned micro / nano anti-corrosion coating and its preparation method, achieves ultra-long salt spray resistance in marine atmospheric, splash, and full immersion conditions; significant self-inhibition ability of corrosion propagation after scratches; ultra-high interfacial bonding strength with metal substrates; and UV yellowing resistance that overcomes the weather resistance bottleneck of the cashew phenol system. It also possesses excellent industrial practicality and economic efficiency.

The application discloses a kind of gas mist type water-based self-repairing coating and its preparation method and application, the water-based self-repairing coating, by weight parts, including the following components: by weight parts including the following components: deionized water 10-30 parts, bactericide 0.1-0.5 parts, defoaming agent 0.1-0.5 parts, dispersing agent 1-2 parts, anti-settling agent 1-3 parts, anti-flash rust agent 0.5-1 part, modified zinc phosphate 5-10 parts, aluminum tripolyphosphate 5-15 parts, iron oxide red or iron titanium powder 5-10 parts, double-coated modified graphene microcapsule 10-35 parts, water-based nano fluorocarbon resin 20-40 parts, film-forming aid 1-5 parts, pH regulator 0.1-0.5 parts, propellant 1-5 parts.The gas mist type water-based self-repairing coating of the application can have high self-repairing width under normal temperature environment under the premise of reaching weather resistance and corrosion resistance, and has good environmental protection performance, is convenient to use by aerosol type packaging, and is more suitable for outdoor site construction.

The invention relates to the technical field of epoxy resin coatings, and particularly discloses an epoxy anticorrosive coating as well as a preparation method and application thereof. The anticorrosive paint comprises a component A and a component B, wherein the component A comprises the following components in parts by mass: 30-50 parts of epoxy resin, 0-10 parts of a nanoflower zinc phosphate filler loaded with a corrosion inhibitor, 25-40 parts of zinc powder, 0.5-3 parts of a defoaming agent, 0.5-3 parts of a dispersing agent and 4-10 parts of a toughening agent; 6-15 parts of a diluent; wherein the corrosion inhibitor-loaded nanoflower zinc phosphate filler is obtained by mixing phosphate, zinc salt, a corrosion inhibitor and a surfactant and carrying out hydrothermal reaction; and the component B comprises the following components in parts by mass: 5-20 parts of an epoxy curing agent and 5-15 parts of a diluent. The coating has effective barrier protection on a base material in the early stage of coating corrosion, phosphate radicals slowly released by zinc phosphate and an anchored and loaded corrosion inhibitor generate a compact protective film in a defect area in the middle and later stages, and therefore the long-term corrosion resistance and the self-repairing capacity of the coating are effectively improved.

The application discloses an inorganic copolymer anticorrosive paint and a preparation method thereof, and relates to the technical field of paints. The inorganic copolymer anticorrosive paint comprises the following raw materials in parts by weight: 20-30 parts of silica sol, 8-15 parts of sodium hydroxide, 30-45 parts of metakaolin, 8-20 parts of quartz sand, 15-25 parts of water, 0.3-2 parts of sodium polyacrylate, 0.2-3 parts of polydimethylsiloxane emulsion, 5-12 parts of modified nanometer titanium dioxide, 6-10 parts of modified epoxy resin, 10-25 parts of hydroxyethyl methacrylate, 5-10 parts of zinc phosphate, 3-8 parts of aluminum tripolyphosphate and 2-6 parts of red iron oxide. The inorganic copolymer anticorrosive paint has scientific raw material proportioning, and the anticorrosive performance is enhanced through the modified nanometer titanium dioxide and the epoxy resin. In the preparation, step-by-step feeding and ultrasonic dispersion are adopted to ensure that the materials are uniform, and vacuum degassing and nitrogen protection are adopted to improve the stability. The silica sol, the zinc phosphate and other components have a synergistic effect, a dense coating is formed, the anticorrosive performance is high, the construction performance is good, and the inorganic copolymer anticorrosive paint is suitable for various scenes.

The invention belongs to the technical field of coatings, and particularly relates to an epoxy anti-corrosion primer powder coating which comprises raw materials. The raw materials comprise the following components in parts by weight: 300 to 480 parts of epoxy resin, 280 to 300 parts of polyester resin, 100 to 140 parts of a phenolic aldehyde curing agent, 8 to 12 parts of a flatting agent, 1 to 5 parts of benzoin, 3 to 7 parts of a brightener, 1 to 5 parts of PE wax, 0.3 to 0.7 part of dimethylmizole, 18 to 22 parts of an adhesion promoter, 38 to 42 parts of zinc phosphate, 38 to 42 parts of zinc powder, 90 to 110 parts of titanium dioxide, 3 to 7 parts of pigment and 160 to 260 parts of barium sulfate. The adhesive force of the epoxy anti-corrosion base powder coating is greatly improved, and then the phenomenon of falling can be avoided.

The application discloses a composite coating for protecting a liquid cooling plate of a new energy power battery and a preparation method thereof, and contains the following raw materials in parts by weight: modified MXene / graphene double carriers 70-90 parts, core-shell structure Cu@ZIF-8@double carrier powder 5-12 parts, alkali-soluble acrylic copolymer resin 15-25 parts, KH-570 0.5-1.5 parts, fluorocarbon surfactant L30 0.2-0.8 parts, zinc phosphate 8-12 parts, mica powder 8-12 parts, polyamide wax 12-18 parts, K-7318 2-4 parts, and diatomite 12-18 parts; wherein the core-shell structure Cu@ZIF-8@double carrier powder is a core-shell structure formed by in-situ growth of Cu@ZIF-8 on an MXene / graphene interface. The application provides a comprehensive protective layer with super-hydrophobicity, corrosion resistance, antibacterial property and high adhesion for the liquid cooling plate, and has excellent performance.