266 results about "ALUMINUM PHOSPHATE" patented technology

The invention provides a trichoderma maple fungicide, a microbial granular fertilizer as well as a preparation method and application of the trichoderma maple fungicide and the microbial granular fertilizer, and relates to the field of microorganisms. The acer rubrum fungicide contains acer rubrum RA with the preservation number of CGMCC No.35889. The acer rubrum fungicide has the capability of decomposing inorganic phosphorus, is wide in phosphorus dissolving range, can decompose tricalcium phosphate, ferric phosphate and aluminum phosphate, and particularly still has the very strong capability of decomposing the inorganic phosphorus under the low-temperature condition; the strain has the capability of producing siderophore and IAA at low temperature; the strain has an inhibition effect on various pathogenic bacteria causing field crop diseases. The microbial granular fertilizer provided by the invention contains various biostimulant substances, can promote crop growth, improve plant stress resistance and improve plant resistance to plant diseases and insect pests, and field tests prove that the microbial granular fertilizer can significantly promote crop growth and improve crop yield.

The invention provides a moniliella malayi and a fungicide and application thereof, and relates to the field of microorganisms. The acer rubrum is specifically acer rubrum RA, and the preservation number of the acer rubrum RA is CGMCC (China General Microbiological Culture Collection Center) No.35889. The acer rubrum RA can be used for preparing the acer rubrum. The strain has the capability of decomposing inorganic phosphorus, is wide in phosphorus-dissolving range, can decompose tricalcium phosphate, iron phosphate and aluminum phosphate, and particularly still has very strong capability of decomposing inorganic phosphorus under a low-temperature condition; the strain has the capability of producing siderophore and IAA at low temperature; the strain has an inhibition effect on various pathogenic bacteria causing field crop diseases, and can inhibit diseases such as corn root rot, sorghum leaf spot or wheat root rot; the strain can be colonized in a soil environment of 5-40 DEG C, a microbial inoculum prepared from the strain can promote crop growth, the crop yield is remarkably improved, and high yield can be achieved even if the usage amount of phosphate fertilizer is reduced.

The invention relates to the technical field of concrete, and particularly discloses low-temperature-resistant self-repairing waterproof concrete for water conservancy and a preparation method of the low-temperature-resistant self-repairing waterproof concrete. The water conservancy low-temperature-resistant self-repairing waterproof concrete is specifically prepared from the following components in parts by weight: 70 to 80 parts of cement, 10 to 20 parts of fly ash, 8 to 12 parts of silica fume, 2.5 to 3.5 parts of a reinforcing material, 0.2 to 0.4 part of a crystallization inducer, 1.5 to 2.5 parts of a repairing agent and 20 to 40 parts of water, the reinforcing material is formed by mixing nano silica sol, bentonite, quartz sand and triethanolamine; the crystallization inducer is formed by mixing sodium silicate and aluminum hypophosphite; the repairing agent is obtained by loading calcium ions on an amino silane modified zeolite material and then mixing with a bacillus pasteurii bacterial solution. By utilizing the technical scheme provided by the invention, the prepared concrete has excellent mechanical properties, water resistance, impermeability, freezing resistance, crack resistance and good durability.

The invention discloses a high-reflection magnesium phosphate / aluminum phosphate radiation refrigeration material and a preparation method thereof, and relates to the technical field of radiation refrigeration materials. The preparation method of the high-reflection magnesium phosphate / aluminum phosphate radiation refrigeration material comprises the following steps: (1) mixing aluminum sec-butoxide and deionized water to prepare a solution A; mgCl2. 6H2O and deionized water are mixed to prepare a solution B; mixing the solution A and the solution B to obtain a solution C; (2) adding 3-sulfopropyl tetradecyl dimethyl betaine into the solution C to obtain a solution D; (3) stirring sodium pyrophosphate and deionized water into a solution E; mixing the solution E and the solution D to obtain a solution F; and (4) reacting the solution F at 150-180 DEG C, cooling, freeze-drying and grinding to obtain H, heating H to 300-400 DEG C at the rate of 3-4 DEG C / min, then heating H to 800-1300 DEG C at the rate of 7-10 DEG C / min, and keeping the temperature for 1-3 hours to obtain the product. The material prepared by the invention has excellent sunlight reflectivity and excellent mid-infrared emissivity, and shows excellent performance in the field of radiation refrigeration.

The invention belongs to the technical field of tempered glass preparation, and particularly relates to impact-resistant self-cleaning tempered glass and a preparation method thereof. Epoxy acrylate, a repairing agent, an oil-phase solvent, a photoinitiator, polyvinyl alcohol and an acrylamide sulfonic acid derivative are adopted as raw materials, a self-repairing microcapsule is obtained through mixing, emulsification and UV polymerization, a hydrophobic modified microcapsule is obtained through modification of aluminum phosphate and a low-surface-energy substance, the hydrophobic modified microcapsule is mixed with water-borne epoxy resin to obtain a coating mixed solution, the coating mixed solution is applied to the surface of glass, and the surface of the glass is coated with the self-repairing microcapsule. And drying and cooling to obtain the toughened glass with the coating. The toughened glass has good impact resistance, self-repairing performance and self-cleaning performance.

The application discloses an aluminum phosphate hierarchical structure and a preparation method thereof, and relates to the technical field of aluminum phosphate materials, and comprises the following steps: S1, a glass substrate is cleaned to remove surface impurities; S2, aluminum lactate and phosphoric acid are used as raw materials, deionized water is used as a solvent, and citric acid, oxalic acid, ethylene glycol and polyethylene glycol are added as complexing agents to prepare an aluminum phosphate plating solution; S3, the plating solution is placed on the glass substrate by using a spin coating method; S4, self-assembly drying is performed; and S5, high-temperature heat treatment is performed. The application provides an aluminum phosphate hierarchical structure, and enriches the aluminum phosphate microstructure and a control method thereof. The method is used for preparing the aluminum phosphate material with the hierarchical structure through coordination chemistry and a special plating process, and the morphology of the micro-nano structure can be controlled through a formula and a process.

The invention discloses a surface modification method for a silicon-carbon composite material electrode, which belongs to the technical field of lithium ion battery negative electrode materials, and mainly comprises the following steps: modifying the surface of the silicon-carbon composite material electrode by magnetron sputtering; wherein the modification material comprises a metal material and / or a solid electrolyte material; the metal material is selected from Al, Cu or In; the solid electrolyte material is selected from titanium aluminum lithium phosphate or gallium-doped lithium lanthanum zirconium tantalum oxide. The method solves the problems of poor conductivity, unstable SEI film and volume effect of the silicon-carbon electrode, and after the prepared electrode is assembled into a battery, the performance of the battery is superior to that of an unmodified electrode, the battery is adaptive to a solid-state battery, and the electrode has industrialization potential and application value.

The invention provides a negative electrode current collector with high safety performance and a preparation method thereof. The negative electrode current collector comprises a copper foil base material and a safety coating coated on at least one surface of the copper foil base material, wherein the safety coating comprises lithium aluminum phosphate, a conductive agent and a binder. The lithium aluminum phosphate safety coating is constructed on the surface of the copper foil base material to form a protective layer with high mechanical strength and thermal stability, so that mechanical stress during needling can be effectively absorbed and dispersed, the formation of copper wedge is inhibited, the short-circuit probability is reduced, and the needling safety performance of the battery is remarkably improved; the lithium aluminum phosphate safe coating has excellent chemical stability, can promote formation of a stable and compact SEI film, effectively improves the stability of a negative electrode interface, and prolongs the cycle life of the battery; the doping of Al < 3 + > in the lithium aluminum phosphate can provide a transmission channel for lithium ions, and a three-dimensional conductive network formed by the conductive agent is combined, so that the interface impedance can be reduced, and the rate capability of the battery is improved.

The invention belongs to the technical field of batteries, and particularly relates to a lithium titanium aluminum phosphate solid-state electrolyte and a preparation method and application thereof, and the chemical formula of the lithium titanium aluminum phosphate solid-state electrolyte is Li < 1 + x > Al < x > Ti < 2-x-y > M < y > (PO4) 3, the lithium aluminum titanium phosphate solid electrolyte is prepared from the following raw materials: a lithium source, a titanium source, a phosphorus source, an aluminum source, an M source and an auxiliary agent, wherein the auxiliary agent is used for promoting the lithium source, the titanium source and part of the phosphorus source to react to form an intermediate product. As the intermediate phase LiTiOPO4 cooperates with M source doping and substitution, Ti < 4 + > can be inhibited from being reduced into Ti < 3 + >, lattice collapse caused by titanium valence change in electrochemical circulation is avoided, and the ionic conductivity is improved; as the LiTiOPO4 intermediate phase is used for synthesizing the titanium aluminum lithium phosphate, the use amount of single phosphoric acid in the secondary sintering process can be reduced, the high-temperature liquid phase reaction is avoided, and the sintered finished product has the advantages of fluffiness and no sagger bonding; in the synthesis and sintering process of the lithium titanium aluminum phosphate, the LiTiOPO4 intermediate phase tends to form a continuous second phase network at the grain boundary of the LiTiOPO4 intermediate phase, so that the grain boundary impedance of the lithium titanium aluminum phosphate can be reduced.

This invention discloses a method for preparing crystalline aluminum phosphate from aluminum polishing waste liquid, comprising the following steps: Step S1. Adding water and alkali to the aluminum polishing waste liquid, adjusting the pH to 2-5, to obtain a mixed solution; Step S2. Taking the mixed solution obtained in Step S1, filtering, to obtain an amorphous precipitate; Step S3. Taking the precipitate from Step S2, washing, to obtain a washed precipitate; Step S4. Adding water to the washed precipitate from Step S3 and transferring it to a hydrothermal reactor for crystallization, to obtain crude aluminum phosphate; Step S5. Taking the crude aluminum phosphate from Step S4, filtering, washing, and drying, to obtain crystalline aluminum phosphate; wherein, in Step S4, the crystallization temperature is 160-210℃, and the crystallization time is not less than 3 hours. This method is simple, easy to operate, and the reaction conditions are easy to control. It not only solves the environmental problems encountered in the chemical polishing process of aluminum materials, but also improves the industrial value of aluminum polishing waste liquid.

The utility model discloses a vibration filtering device suitable for aluminum phosphate binding agent, which comprises a vibration assembly and a filtering adjusting assembly, the vibration assembly is arranged below the filtering adjusting assembly, the vibration assembly comprises a fixed bottom plate, a guide groove is arranged on the fixed bottom plate, a rotating column is connected to the fixed bottom plate, and the rotating column is connected with a motor. The upper side of the fixed bottom plate is connected with a vibration motor, the output end of the vibration motor is fixedly connected with a rotating shaft, the rotating shaft is connected with a cam, and the upper side of the fixed bottom plate is connected with a fixed column. According to the utility model, the frequency of replacing the filter screen or filtering equipment due to blockage of the filter screen can be reduced, the service lives of the filter screen and the equipment are prolonged, the sizes of the filter holes can be flexibly adjusted according to the particle sizes of impurities in the aluminum phosphate binding agent, only particles meeting the particle size requirement can pass through, impurities with different sizes are removed, and the purity of the binding agent is improved.

The invention belongs to the technical field of preparation of green special fire-resistant ceramics and functional coatings for continuous casting, and provides a special fire-resistant anti-adhesion ceramic coating for a boron nitride side sealing plate for thin-strip continuous casting and a preparation method of the special fire-resistant anti-adhesion ceramic coating. The preparation method comprises the following steps: forming a hollow structure by taking polymer microspheres as a template, dipping in a cerium salt solution and sintering; preparing coated zirconium boride, mixing zirconium boride with silicon dioxide powder, depositing an aluminum phosphate protective film on the surface of the mixture, and performing heat treatment and curing; compounding the boron nitride sheets and the silicon carbide nanowires, and performing surface treatment to obtain a mixed reinforcing material; the materials are prepared into three-layer slurry with a gradient function, then the boron nitride side sealing plate base body is coated with the bonding layer, the functional layer and the working layer in sequence, low-temperature pre-sintering is conducted on the multi-layer structure, and finally rapid densification of the coating is achieved through the spark plasma sintering technology. And constructing a special fire-resistant anti-adhesion functional layer taking an inorganic ceramic phase as a main body.

This application provides a wide-temperature-range modified phosphate-based self-lubricating coating, its preparation method, and its application. The method includes: adding CrO3 solution to polyphosphoric acid at 90°C under stirring, adding Al(OH)3 in batches, continuing stirring for 2-3 hours, and cooling to room temperature to obtain a chromium-aluminum phosphate adhesive; heating the chromium-aluminum phosphate adhesive to 110-120°C, adding fumed silica, stirring, and then adding B2O3 in batches to obtain a modified chromium-aluminum phosphate adhesive; preparing the wide-temperature-range modified phosphate-based self-lubricating coating: mixing the modified chromium-aluminum phosphate adhesive with silica sol, mixing evenly, and then adding deionized water and filler to obtain a wide-temperature-range modified phosphate-based self-lubricating coating; spraying the wide-temperature-range modified phosphate-based self-lubricating coating onto the substrate surface and sintering to form a wide-temperature-range modified phosphate-based self-lubricating coating. The self-lubricating coating provided by this application can be applied to the field of wide-temperature-range self-lubrication and corrosion protection from room temperature to 800°C.

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 application discloses an aluminum phosphate powder material with radiation refrigeration performance and a preparation method thereof. The method comprises the following steps: step 1, according to the molar ratio of aluminum ions, phosphate ions and ethylene glycol 2:(1-4):(10-20), aluminum hydroxide, ammonium phosphate and ethylene glycol are weighed, the aluminum hydroxide and the ammonium phosphate are mixed and then put into a mortar, the ethylene glycol is added into the mortar, and after being fully ground, the mixture A is obtained through filtration and washing; step 2, the mixture A is put into a crucible and placed in a muffle furnace, the temperature is first raised from room temperature to 200-280 DEG C at a temperature rising rate of 3-5 DEG C / min, and then raised to 1000-1200 DEG C at a temperature rising rate of 5-8 DEG C / min, and the temperature is kept for 2-4 h to obtain the product B; and step 3, the product B is ground in a mortar, sieved and the aluminum phosphate powder material is obtained. The aluminum phosphate powder material prepared by the method has excellent radiation refrigeration performance.

The invention provides a lithium titanium aluminum phosphate solid electrolyte, a preparation method and application thereof, and a solid-state battery. The preparation method of the lithium aluminum titanium phosphate solid electrolyte comprises the following steps: adding a titanium source into a sulfuric acid solution, realizing stable dispersion of titanyl sulfate through sulfuric acid, and obtaining a dispersed phase solution after the titanyl sulfate is completely and uniformly dissolved; and adding an aluminum source, a lithium source and a phosphorus source into the dispersed phase solution, stirring to gradually remove a part of the solvent, adjusting the concentration to obtain a mixture without flowing liquid, putting the mixture into a muffle furnace, calcining, and grinding to obtain the lithium titanium aluminum phosphate solid electrolyte after calcining. The method has the advantages of a solid phase and a liquid phase, a liquid phase mixing-solid phase sintering method is realized, low-cost raw materials are used, uniform synthesis of a precursor material is realized through a simple liquid phase evaporation technology, and low-cost and high-performance rapid synthesis of the LATP material is finally realized through solid phase sintering.

The application discloses a sodium ion battery positive electrode material based on aluminum phosphate modification and a preparation method thereof, and the preparation method comprises the steps of preparation of layered aluminum phosphate fragments, preparation of a layered oxide precursor, wet coating of the layered oxide precursor, and preparation of a modified layered oxide, etc. The application firstly adopts the layered aluminum phosphate to wetly coat the layered oxide precursor, forms a petal-shaped crystal aggregate, and then utilizes the destruction of the layered structure of the layered aluminum phosphate in a sintering process and the change of the precursor from a spherical shape to a layered structure to prepare a modified layered oxide with an aluminum phosphate coating on the surface, so that the modified layered oxide has the characteristics of long-acting inhibition of surface residual alkali and high stability, and the prepared battery has higher specific capacity and cycle stability.

The invention discloses an infrared radiation SiO2 (at) AlPO4 material as well as a preparation method and application thereof, and relates to the technical field of radiation refrigeration materials. The preparation method of the SiO2-coated AlPO4 material comprises the following steps: preparing aluminum phosphate; adding the aluminum phosphate into ethanol, and stirring and mixing to obtain a solution J; dropwise adding tetraethoxysilane into the alcohol-water system to obtain a solution K; and slowly adding the solution J into the solution K, adjusting the pH value to 8-10, magnetically stirring for 4-6 hours, centrifuging, washing, and drying at 80-120 DEG C for 2-8 hours, thereby obtaining the product. The SiO2-coated AlPO4 material disclosed by the invention has very strong high-temperature resistance and can be used for preparing a refrigeration ceramic blank, so that the ceramic has an excellent cooling effect.

The application discloses a kind of superdispersion flame-retardant engineering plastic master batch and preparation method thereof, it is related to functional plastic technical field, including functional master batch, the functional master batch includes the following components by weight parts: nylon 6 sheet 100 parts, modified carbon nanotube 0.5-8 parts, diethyl phosphinic acid ethyl aluminum 5-15 parts, flame retardant 5-15 parts, carbon forming agent 2-5 parts, epoxy silicon dioxide 0.5-5 parts, compatible agent 0.5-5 parts.The application introduces diethyl phosphinic acid ethyl aluminum and flame retardant, forms carbon layer on the material surface when plastic master batch burns, and the interaction between the molecular chains of plastic master batch is improved by Schiff base structure, realizes the double performance improvement of plastic master batch flame retardant and anti-dripping, solves the problem of fire spread caused by melt dripping.

The present invention is situated in the field of mineral micro-particles selected from the list consisting of aluminum hydroxide, aluminum phosphate, amorphous aluminium hydroxyphosphate and calcium phosphate micro-particles. More particularly, the invention provides organically-derivatized mineral micro-particles, uses thereof, and methods of preparing the same.

The application provides a method for preparing dense aluminum phosphate ceramics at low temperature and fast speed, and the steps are as follows: aluminum phosphate powder and 3-6wt.% of sintering aid yttrium oxide powder are weighed respectively, dry mixing is carried out by using an acoustic resonance mixing instrument, and uniform mixing is carried out to obtain primary mixed powder; the obtained primary mixed powder is sieved through a 200-mesh screen to obtain mixed powder; the mixed powder is loaded into a graphite mold and then placed in a discharge plasma sintering furnace for sintering to obtain dense aluminum phosphate ceramics. The application solves the problem of difficult sintering of aluminum phosphate ceramics by adding a small amount of sintering aid, and realizes low-temperature and fast densification of aluminum phosphate ceramics in combination with the discharge plasma sintering technology. The relative density of the prepared dense aluminum phosphate ceramics can reach 97%.

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 invention discloses an insulating, heat-conducting and flame-retardant carrier-free multifunctional master batch as well as a preparation method and application thereof. The multifunctional master batch is prepared from the following raw materials: modified hexagonal boron nitride, aluminum oxide with a core-shell structure, a flame retardant, an antioxidant, a processing aid and a binder. The surface of the modified hexagonal boron nitride is modified by tri (dioctylpyrophosphoryloxy) titanate, the aluminum oxide with the core-shell structure is coated by silicon dioxide, and the aluminum oxide is alpha crystal form aluminum oxide. And the flame retardant is diethyl aluminum hypophosphite and melamine polyphosphate. The preparation method of the multifunctional master batch comprises the steps of cold pressing, crushing and drying. The multifunctional master batch can be applied to modification of polymer composite materials such as PA66, PA6 and PBT, and can comprehensively improve the electrical insulation, heat conduction and flame retardant properties of the polymer composite materials.

The invention relates to a catalyst for preparing anisole through phenol methanol etherification as well as a preparation method and application of the catalyst. The catalyst takes aluminum phosphate as a carrier and is doped with zirconium oxide; on the basis of the mole number of Al, the mole ratio of P to Al is (0.05-2): 1, and the mole ratio of Zr to Al is (0.08-0.20): 1. Dropwise adding the aluminum-zirconium mixed aqueous solution into the phosphorus source aqueous solution, stirring, standing and washing to obtain a solid sample; and drying and roasting the solid sample to obtain the aluminum phosphate catalyst. Under the action of the catalyst, phenol and methanol are catalyzed to generate anisole. Compared with the prior art, the phenol conversion rate is greater than or equal to 50%, the anisole selectivity is greater than or equal to 85%, highly toxic dimethyl sulfate and a large amount of alkali are not needed, the process is green, the cost is low, separation is simple, and the method is suitable for large-scale industrial production of anisole.

The invention provides a diaphragm as well as a preparation method and application thereof, and relates to the technical field of lithium ion batteries. The preparation method of the diaphragm comprises the following steps: S1, mixing a diamine monomer and a dianhydride monomer according to a molar ratio of 0.9-1.1, adding an organic solvent, uniformly mixing, and reacting to obtain a polyamide acid solution; wherein the mass ratio of the diamine monomer to the organic solvent is (10-30): 100; s2, lithium chloride and lithium titanium aluminum phosphate are sequentially added into the polyamide acid solution and mixed to be uniform, a spinning solution is obtained, and the mass ratio of lithium chloride to lithium titanium aluminum phosphate to the polyamide acid solution is (0.5-3): (15-45): 100; s3, performing electrostatic spinning on the spinning solution to obtain an electrostatic spinning membrane; and S4, carrying out imidization treatment on the electrostatic spinning membrane to obtain the diaphragm. The diaphragm provided by the invention has excellent heat resistance, and is helpful for improving the cycle stability of the battery.

The invention relates to the technical field of refractory materials, in particular to a refractory precast block for a tunnel kiln car table top and a preparation method of the refractory precast block, and aims at achieving synergistic improvement of alkali corrosion resistance and thermal shock resistance under the working condition of coupling of alkali-rich steam and frequent thermal shock. According to the formula, white molten aluminum oxide, molten magnesium aluminate spinel, alpha-aluminum oxide, plate-shaped aluminum oxide, calcined kaolin and the like are used as aggregates and matrixes, zirconium phosphate grafted with double-molecular-weight methoxy polyethylene glycol silane is introduced to serve as a grading template and an interface coupling unit, and a low-temperature curing-medium-temperature calcining-permeating-high-temperature sintering technology is adopted, so that the high-performance magnesium aluminate spinel ceramic is prepared. A calcium hexaluminate / mullite / magnesium aluminate spinel / aluminum phosphate four-phase interpenetrating network and controlled composite pore structure is constructed in the material. The refractory precast block has high volume density and low vacuum porosity, the refractoriness reaches about 1790 DEG C, the strength retention rate is excellent after 10 times of alkali steam-thermal shock cycles, the size and quality changes are controlled, and the service life of a kiln car table top is remarkably prolonged.

The application discloses a processing technology of anticorrosive paint with strong adhesion and a mixing equipment thereof, and relates to the technical field of anticorrosive paint processing. The processing technology of the anticorrosive paint with strong adhesion comprises the following process steps: a proper amount of epoxy resin, polyoxyethylene alkyl ester and polyacrylate are weighed and added into a mixing equipment for mixing and stirring, an epoxy curing agent is continuously added, and a proper amount of water, titanium white, pigment and talcum powder is added, and then aluminum tripolyphosphate, wetting dispersant, defoaming agent, leveling agent, phosphorus-nitrogen composite flame retardant and graphene microsheet are continuously added, and the anticorrosive paint with strong adhesion is prepared through filtration. With the reaction process, the viscosity of the anticorrosive paint continuously increases, the resistance received by the end face scraper during movement is also increased, the movable support shaft moves in the induction cavity, thereby driving the pressing block to contact the power-off switch, the driving motor is turned off, the stirring process is completed, the mixing effect is improved, and the finished product quality of the paint is improved.

The present application relates to the technical field of building ceramics, and particularly relates to a hydrophilic self-cleaning glaze, a hydrophilic self-cleaning ceramic tile and a preparation method thereof, which comprises the following raw materials: zeolite, quartz, calcite, strontium carbonate, barium carbonate, diatomite, kaolin, borax and aluminum phosphate. The hydrophilic self-cleaning glaze provided by the present application can not only realize excellent and persistent hydrophilic self-cleaning property under the premise of reducing production cost, but also is beneficial to ensuring high permeability, high hardness and high wear resistance, and solves the technical problems of poor persistence of hydrophilic self-cleaning property and high production cost in the prior art.

The application discloses a kind of water-based printing ink and its preparation method and application, belong to high polymer material technical field.The water-based printing ink provided by the application includes the following mass fraction of preparation raw materials: 5~20 parts of ethanol, 10~35 parts of water, 50~70 parts of water-based polyurethane emulsion, 0.2~0.5 parts of dispersing agent, 0.1~0.5 parts of defoaming agent, 1~5 parts of aluminum tripolyphosphate, 7~15 parts of pigment, 0.5~2 parts of ultraviolet absorber, 0.5~5 parts of antioxidant.The water-based polyurethane emulsion is used as main body resin in the application, and is matched with aluminum tripolyphosphate, ultraviolet absorber and antioxidant, and the water-based printing ink obtained has good weather resistance and adhesion, and the printed sample does not discolor for a long time, and has good durability.The water-based printing ink provided by the application has wide application in the field of gravure printing or flexographic printing.

The application discloses a kind of green repair upgrading regeneration technology of decommissioned lithium iron phosphate positive material, comprising the following steps: lithium salt and tea polyphenol are completely dissolved in solvent, to obtain reducing repairant solution;Decommissioned lithium iron phosphate positive material and direct reduction repairant solution are mixed, to obtain mixed suspension;The suspension is loaded into reaction kettle and placed in oven and heated and kept for a period of time, after cooling, precipitate is collected after washing;Precipitate is mixed with aluminum nitrate and diammonium hydrogen phosphate solution, after evaporating dry, add trace lithium salt under nitrogen atmosphere annealing, to obtain upgraded regeneration aluminum phosphate / lithium phosphate coated lithium iron phosphate positive material.The upgrading repair regeneration technology uses abundant natural green reducing repairant-tea polyphenol, and is environmentally friendly and can be recycled and reused;At the same time, the price of aluminum phosphate / lithium phosphate coating layer is low, and the electrochemical performance of lithium iron phosphate waste powder is obviously repaired and improved, which is suitable for industrialization and application.