260 results about "Zirconium phosphate" patented technology

The invention provides a self-repairing hydrated salt phase change microcapsule as well as a preparation method and application thereof, and belongs to the field of phase change materials. The preparation method comprises the following steps: preparing a hydrated salt phase change material and sorbitol into eutectic melt by adopting a melting method; strontium carbonate, sorbitol grafted nano titanium dioxide, SiO2-coated silicone rubber microspheres, hollow Al2O3 microspheres, tannic acid microcapsules, alpha-zirconium phosphate, melamine polyphosphate, diethyl aluminum hypophosphite, carboxylated multi-walled carbon nanotubes, polydopamine modified boron nitride nanosheets and hydrophilic fumed silica are added into the eutectic melt, and blending is performed to obtain a core material; The preparation method comprises the following steps: adding strontium carbonate, sorbitol grafted nano titanium dioxide, SiO2-coated silicone rubber microspheres, hollow Al2O3 microspheres, tannic acid microcapsules, alpha-zirconium phosphate, melamine polyphosphate, diethyl aluminum hypophosphite, carboxylated multi-walled carbon nanotubes, polydopamine modified boron nitride nanosheets and hydrophilic fumed silica into the eutectic melt; bio-based polyurethane-polyurea is used as a shell material, the core material is coated in the shell to prepare the microcapsule, and the temperature of the coating operation is not higher than the phase change temperature of the hydrated salt phase change material; the surface is coated with a super-hydrophobic coating. According to the invention, a solid filler system is constructed, and a low-temperature preparation process is combined, so that the phase-change microcapsule with high performance, high reliability and high safety is developed.

The invention belongs to the technical field of PCTFE film preparation, and particularly relates to a preparation process of a PCTFE film with low water vapor permeability, high strength and yellowing resistance. The preparation process comprises the following steps: (1) preparing modified polytrifluorochloroethylene resin; (2) preparing a mixture of fluorosilane modified alpha-zirconium phosphate and vermiculite nanosheets; (3) preparing a KH-550 silane coupling agent modified aluminum borate crystal whisker; and (4) preparing the PCTFE film with low water vapor permeability, high strength and yellowing resistance. According to the preparation technology of the PCTFE film, segmented temperature control is matched with the shearing speed in the twin-screw extrusion process, agglomeration of a mixture of fluorosilane modified alpha-zirconium phosphate and vermiculite nanosheets is avoided, performance complementation of all the components is ensured, the strength of the prepared PCTFE film is enhanced through aluminum borate whiskers, and the tensile strength of the PCTFE film is improved. The antioxidant and the ultraviolet light absorber solve the oxidation problem in high-temperature processing, and synchronous improvement of barrier, strength and weather resistance is achieved.

The invention discloses nano UV light-cured printing ink and a preparation method thereof, and relates to the technical field of printing ink preparation. The nano UV light-cured printing ink is prepared from nano UV light, the invention discloses a UV (ultraviolet) photoinitiator, which is prepared from the following raw materials in parts by weight: 20 to 40 parts of polyurethane acrylate oligomer, 15 to 30 parts of modified bisphenol A type epoxy acrylate, 10 to 15 parts of tripropylene glycol diacrylate, 5 to 10 parts of ethoxylated trimethylolpropane triacrylate, 5 to 15 parts of modified nano titanium dioxide, 3 to 8 parts of nano silver wire, 2 to 5 parts of photoinitiator 1173 and 1 to 3 parts of benzoin dimethyl ether. The invention relates to a silver-loaded zirconium phosphate composite material which is prepared from the following components in parts by weight: 0.5-2 parts of polyether modified polydimethylsiloxane, 0.3-1 part of a defoaming agent, 1-3 parts of a dispersing agent, 1-5 parts of silver-loaded zirconium phosphate, 0.5-2 parts of an antioxidant 1010, 0.5-2 parts of a coupling agent KH-550 and 10-25 parts of propylene glycol methyl ether acetate. The raw materials are scientifically proportioned and contain various modified components, and parameters of each step are clear. The preparation method is reasonable in process, the performance of the ink is improved through multi-step modification, and the obtained ink is good in dispersity and compatibility, high in curing efficiency and excellent in comprehensive performance and has good practicability and innovativeness.

A preparation method of the outdoor high-strength polyester fiber with the radiation refrigeration function comprises the following steps that titanium dioxide, silicon dioxide, silicon carbide and zirconium phosphate are blended and ground in proportion and then dispersed in an acetone solution, a dispersing agent is added, and nano-particle dispersion liquid is formed through ultrasonic treatment; mixing the nano-particle dispersion liquid with the polyester chips; feeding the mixed composite material into a screw extruder for melt blending to form a spinning solution; after being accurately metered by a metering pump, the spinning solution is extruded by a spinneret plate to form fiber tows, and the spinneret plate is provided with a slow cooling and heating device; and performing post-treatment on the fiber tows to obtain the high-strength polyester fibers. According to the invention, a specific combination of titanium dioxide, silicon dioxide, silicon carbide and zirconium phosphate is selected, and a specific slow cooling technology and high-power stretching shaping are matched, so that the fiber has excellent radiation refrigeration performance and mechanical strength, and can be widely applied to the fields of outdoor clothing, awning cloth, car clothing and the like.

The invention relates to a composite solid electrolyte and a preparation method thereof, the composite solid electrolyte comprises: a lithium zirconium phosphate (LZP) oligomer: a chain nanocluster with a polymerization degree of 5-10, the surface of which is modified by trimethyl phosphate (TMP) to form a phosphate group; a polymer matrix, namely PVDF-HFP; the lithium salt is lithium bis (trifluoromethanesulfonimide) LiFSI or LiDFOB, and the molar ratio of the lithium salt to the polymer repeating unit is (1: 8)-(1: 12); wherein the LZP oligomer and a-CF2 group of the PVDF-HFP form a hydrogen bond through a phosphate group of the TMP, and the LZP oligomer and the-CF2 group of the PVDF-HFP interact with each other through a dipole, so that molecular-level interface bonding is realized; the LZP oligomer constructs a continuous three-dimensional ion channel in the electrolyte, and the dielectric constant is 60-80; the electrolyte forms a film at 60 DEG C or below by a solution casting method.

The invention discloses an anti-seepage and anti-corrosion concrete mortar admixture for seaport wharfs and a preparation method thereof. The invention relates to a high-performance cement-based composite material which comprises the following components in percentage by weight: 30-50% of Portland cement, 25-35% of surface-etched quartz sand, 5-20% of silica fume, 15-30% of a core-shell structure active substance and 5-8% of an ion response type calcium compensating agent. The core-shell structure active substance takes a micro-nano organic acid salt crystal as a core, and the surface of the core-shell structure active substance is coated with a polyelectrolyte response layer; the calcium compensating agent is formed by compounding calcium oxide and a zirconium phosphate carrier. Accurate crack self-repairing is achieved through a chloride ion triggered shell dissolution and calcium ion gradient release two-stage response mechanism, the anti-permeability grade reaches P18, the chloride ion diffusion coefficient is reduced by 50% or above, and the water-free self-repairing capacity for microcracks (smaller than or equal to 0.6 mm) is achieved.

The invention discloses an anti-alkali metal poisoning SCR (Selective Catalytic Reduction) catalyst and a preparation method and application thereof, and belongs to the field of catalysts for atmospheric governance, the SCR catalyst comprises the following components in percentage by mass: 80%-90% of TiO2, 0.5%-1.5% of V2O5, 3%-5% of WO3 and 3%-10% of a cocatalyst; the cocatalyst comprises one or two of zirconium phosphate and titanium phosphate. The SCR catalyst provided by the invention is high in targeting property and remarkable in alkali metal poisoning resisting effect. TiO2 is used as a main carrier, V2O5 provides a main catalyst active component, WO3 can improve the thermal stability and acidity of the catalyst, a cocatalyst loses activity after capturing alkali metal, and an effective chemical barrier is constructed by sacrificing the cocatalyst; the path that alkali metal ions continue to diffuse into the coating and react with key V-OH acidic sites is blocked, and the alkali poisoning resistance is qualitatively improved, so that the denitration activity of the catalyst is preserved.

The invention relates to the technical field of lithium zirconium phosphate production, in particular to reaction equipment for preparing layered lithium zirconium phosphate as well as a preparation method and application of the reaction equipment. According to the layered lithium zirconium phosphate preparation method based on the reaction equipment, the reaction equipment comprises a main body, a reaction cavity is formed in the main body; the planetary stirring mechanism is arranged at the top of the reaction cavity; the microwave heating mechanism comprises a central shaft body, a microwave heating assembly and an extension plate; the central shaft body is in driving connection with the planet wheel, and the microwave heating assembly is arranged in the central shaft body; one side of the extension plate is connected with the central shaft body, and the planet wheel drives the central shaft body to rotate so as to drive the extension plate to rotate; the preparation method comprises the following steps: S1, heating and stirring the components in a reaction device in proportion to obtain slurry; and S2, filtering and cleaning the slurry obtained in the step S1, drying and crushing to obtain the layered lithium zirconium phosphate. According to the method, the layered lithium zirconium phosphate can be simply and efficiently obtained at low cost, and the method has good industrial value.

The invention relates to the technical field of textile fabrics, in particular to an antibacterial nylon fabric and a preparation method thereof. The antibacterial nylon fabric is prepared from the following materials in parts by weight: 65 to 75 parts of nylon 66, 8 to 10 parts of modified nano zinc oxide, 2 to 3 parts of silver-loaded zirconium phosphate, 3 to 5 parts of compatilizer, 0.2 to 0.5 part of antioxidant and 0.5 to 1 part of lubricant. Wherein the modified nano-zinc oxide is obtained by firstly coating nano-zinc oxide with polydopamine and then grafting the coated nano-zinc oxide with a silane coupling agent. According to the antibacterial nylon fabric and the preparation method thereof, the durability of the antibacterial performance of the antibacterial nylon fabric is improved, and the effective antibacterial capacity is still kept after the antibacterial nylon fabric is washed for multiple times.

The invention relates to a preparation method of a double-layer high-temperature adhesive for connecting brass and aluminum oxide, which comprises the following steps: reacting aluminum hydroxide, zirconium hydroxide and dilute phosphoric acid to prepare an aluminum zirconium phosphate adhesive base solution, and compounding silicon powder, boron carbide, titanium powder, nickel powder and the adhesive base solution to prepare a special adhesive for coating a brass surface. And compounding silicon powder, boron carbide, titanium powder, nickel powder, aluminum oxide and the gum base solution to prepare the special adhesive for aluminum oxide surface coating. The brass surface coating special glue is brushed on the brass surface and cured, then the aluminum oxide surface coating special glue is brushed on the aluminum oxide surface, the brass coated with the adhesive and the aluminum oxide coated with the adhesive are attached together in the mode that the bonding surfaces are opposite, and the brass / aluminum oxide double-layer bonding piece is obtained after pressing and curing and can serve in the high-temperature environment. The method has the advantages that the special glue for brass surface coating and the special glue for aluminum oxide surface coating have high thermal expansion coefficient matching with brass and aluminum oxide, and thermal stress can be relieved; the double-layer adhesive can provide the bonding strength which can reach 1.3 MPa at the temperature of 500 DEG C.

The invention relates to the technical field of photovoltaic material production, in particular to zirconium phosphate nano quantum dot light conversion material preparation equipment and a preparation method thereof. The zirconium phosphate nano quantum dot light conversion material preparation equipment comprises a protective shell, a first electrode, a second electrode, a third electrode, a fourth electrode, a fifth electrode, a sixth electrode, a fifth electrode and a sixth electrode, the protective shell is internally provided with a working cavity, and the working cavity is sequentially divided into a drying cavity, a standing cavity and a reaction cavity from top to bottom; the vacuum drying module is arranged in the drying cavity and is used for carrying out vacuum drying on reactants; the standing cooling module is arranged in the standing cavity; the reaction module is arranged in the reaction cavity and comprises a reaction main body, a planetary stirring mechanism and a rotary heat exchange mechanism; the stirring assembly is in driving connection with a sun gear of the planetary stirring mechanism, and the rotary heat exchange mechanism is in driving connection with a planetary gear to guide and heat reaction liquid in the reaction main body. By eliminating the influence of water in the reaction process, the zirconium phosphate nano quantum dot light conversion material can be simply and conveniently obtained, and the method has good application value.

The invention discloses a preparation method of crocodile liver peptide for improving liver injury, and relates to the technical field of bioactive peptide extraction, and the preparation method comprises the following steps: crocodile liver pretreatment: cutting fresh crocodile liver into blocks, mixing with deionized water, homogenizing, and adding a zirconium phosphate molecular sieve to obtain crocodile liver homogenate; enzymatic hydrolysis reaction: adjusting the pH value of the homogenate, and adding a compound enzyme preparation for enzymatic hydrolysis; carrying out enzyme deactivation treatment, namely heating, cooling, centrifuging and taking supernate; performing ultrafiltration separation, namely filtering the supernate through an ultrafiltration membrane, and collecting a small molecule peptide solution; purifying and refining: purifying through sephadex column chromatography, and freeze-drying to obtain a crocodile liver peptide product; a double-particle-size zirconium phosphate molecular sieve is constructed to cooperate with a compound enzyme preparation for enzymolysis, electron transfer is enhanced by combining phosphorylation modification, the defects of metal inhibition enzyme activity, insufficient concealed peptide fragment cutting and oxidative damage are overcome, meanwhile, the application of the crocodile liver peptide in the aspect of improving the liver function is researched, and the crocodile liver peptide has a good application prospect. And a new choice is provided for prevention and treatment of liver diseases and liver health care.

The present application relates to thin film magnesium battery zirconium magnesium phosphate solid electrolyte target material, preparation method and thin film magnesium battery, belong to magnesium battery technical field. Including: magnesium salt powder is mixed with diaphosphorus pentoxide and zirconium oxide powder to obtain mixed powder; the mixed powder is put into a closed ball mill tank and mixed with zirconium oxide balls, then a dispersing agent is added and mixed and ball milled; then a binder is added to the ball mill tank and ball milled; the synthesized powder after ball milling is sieved through a 500 mesh sieve, the sieved synthesized powder is poured into a vibrating mold, pressed, and a die pressed blank is formed; the blank is put into a cold isostatic pressing machine and pressed and pressure maintained, to obtain a zirconium magnesium phosphate solid electrolyte target material blank after cold isostatic pressing; the zirconium magnesium phosphate solid electrolyte target material blank is put into an atmosphere sintering furnace or a vacuum sintering furnace, after multi-stage heat preservation, the furnace is naturally cooled to room temperature, to obtain a thin film magnesium battery zirconium magnesium phosphate solid electrolyte target material. The composition of the solid electrolyte target material of the present application is uniform, facilitating thin film deposition.

The invention provides a preparation method of N-oleyl-12-hydroxystearic acid amide, and relates to the technical field of organic synthesis. According to the preparation method of the N-oleyl-12-hydroxystearic acid amide, zirconium phosphate and nano silicon dioxide serve as a composite catalyst to catalyze the amidation reaction of 12-hydroxystearic acid and oleyl primary amine, the synthesis conversion rate of the 12-hydroxystearic acid is larger than 98%, the synthesis conversion rate is high, the acid value and the amine value of the N-oleyl-12-hydroxystearic acid amide are low, and the preparation method of the N-oleyl-12-hydroxystearic acid amide is suitable for industrial production. And the product has high melting point, good color and stable quality. Moreover, the preparation method provided by the invention does not need to use a solvent, does not need to further purify and refine the prepared N-oleo-12-hydroxystearic acid amide, and is low in cost, small in environmental pollution and suitable for industrial production.

The invention relates to the technical field of light conversion adhesive films, in particular to a light conversion adhesive film for a photovoltaic module and a preparation method thereof.The preparation method comprises the following steps that 1, nitric acid and europium oxide are added into deionized water and stirred, lanthanum nitrate hexahydrate is added, ammonia water is dropwise added in a water bath while stirring, the pH of a solution is adjusted, suction filtration and drying are conducted, then the solution is placed in a muffle furnace, heating calcination is conducted, and a precursor is obtained; the composite light conversion powder is prepared; step 2, diluting vinyltris (2-methoxyethoxy) silane with an ethanol aqueous solution, and spraying the diluted vinyltris (2-methoxyethoxy) silane on the composite light conversion powder to obtain pretreated composite light conversion powder; and 3, putting the modified ethylene-vinyl acetate copolymer resin into a mixer, adding the pretreated composite light conversion powder, a cross-linking agent, an assistant cross-linking agent, an ultraviolet light absorber and modified zirconium phosphate, uniformly mixing, putting into a casting machine, and carrying out plasticizing extrusion, stretching, traction and rolling to prepare the light conversion adhesive film for the photovoltaic module.

The application relates to the field of diaphragms and discloses a diaphragm cloth for electrolytic hydrogen production, which comprises a polymer woven diaphragm and a functional coating coated on the surface of the diaphragm, and the functional coating comprises the following components: a high-molecular polymer, a composite additive, modified chitosan and an organic solvent; the composite additive is prepared by reacting 2-chloroethyl isocyanate grafted onto the surface of a composite filler with sodium p-hydroxybenzenesulfonate; the composite filler is prepared by taking zirconium oxychloride octahydrate as a precursor, evaporating Zr 4+ The modified halloysite nanotube surface fixed with the polydopamine-based layer on the surface is then reacted with Zr 4+ to form nano zirconium phosphate on the surface of the modified halloysite nanotube; and the modified chitosan is prepared by using succinic anhydride carboxylated polyvinyl alcohol microspheres and a condensing agent for modification; by adding the composite additive and the modified chitosan, the diaphragm cloth has good hydrophilicity and air tightness, excellent performance in alkaline water electrolysis and high mechanical strength.

The invention belongs to the technical field of macromolecular shoe material manufacturing, and particularly relates to a high-resilience antibacterial EVA (ethylene-vinyl acetate) / graphene composite foamed shoe material and a preparation method thereof. 60-70 parts of EVA resin, 15-20 parts of polyolefin elastomer, 1-3 parts of chemical copper plating graphene, 2-5 parts of aluminate modified silver-loaded zirconium phosphate and 0.5-1 part of aluminate coupling agent are added into an internal mixer, and a primary mixture is obtained; (2) adding a pore opening agent and an odorless cross-linking agent to obtain a premix; and (3) foaming and forming. According to the scheme, the problem that a traditional EVA sole covers the foot is solved, the sole has the advantages of being light in weight and high in resilience, the long-acting antibacterial function can effectively inhibit bacterium breeding, peculiar smell is reduced, and the service life of the sole is prolonged.

This invention discloses a formaldehyde-free modified guar gum wood adhesive, its preparation method, and its application, belonging to the field of wood adhesive technology. It aims to solve the problems of environmental pollution caused by traditional formaldehyde-containing adhesives and the poor water resistance and insufficient bonding strength of guar gum itself. The method includes: dissolving guar gum and then oxidizing and degrading it with hydrogen peroxide, followed by activation with a silane coupling agent, reinforcement with polyvinyl alcohol, and modification by butyl acrylate graft copolymerization. Finally, a cross-linking reaction is carried out simultaneously with the addition of a wood interface modifier composed of sodium lignosulfonate, quaternized chitosan, nano-cellulose whiskers, and nano-zirconia supported zirconium phosphate. The reaction environment is optimized by adjusting the pH of the system to 6.0-6.5. The adhesive obtained by this invention is environmentally friendly and formaldehyde-free, suitable for high-strength bonding of eucalyptus plywood.

The application relates to the technical field of aviation enamel, and provides aviation high-performance enamel and a preparation method. The enamel is composed of modified fluorocarbon resin, nano boron nitride grafted polysiloxane, zinc hexafluoroacetylacetone, zirconium phosphate silver-loaded antibacterial agent, bisphenol F type epoxy resin and cerium oxide coated graphene, wherein the modified fluorocarbon resin is a tetrafluoroethylene-perfluoroalkyl vinyl ether-maleic anhydride terpolymer. The preparation method adopts a special system, realizes dynamic stage mixing through a lifting-rotating linkage stirring mechanism, and comprises a driving motor, a transmission rod and an arc-shaped piece which are matched to enable the stirring rod to synchronously perform lifting and rotating movement; the stirring direction is controlled to be reversed through the engagement of a special-shaped groove and the driving rod, and a pulse type reduction process of the silver-loaded antibacterial agent is combined. The aviation high-performance enamel has obvious improvement in salt mist resistance, adhesion, antibacterial rate and thermal decomposition performance.

The application relates to the technical field of textiles, and particularly discloses a plastic fiber deodorizing master batch and a preparation method thereof.A plastic fiber deodorizing master batch, according to mass percentage, raw materials include 50-87% plastic chips, 5-20% zinc oxide, 5-20% zirconium compound composite powder and 3-10% composite dispersant, the zirconium compound composite powder includes zirconium hydroxide and layered zirconium phosphate.The plastic fiber deodorizing master batch can efficiently adsorb and decompose various odors such as ammonia, acetic acid, isoamyl acid and nonenal, has a wider deodorization spectrum, a higher elimination rate and stronger deodorization durability.

The invention relates to the field of polyethylene composite fibers, and discloses an antibacterial halogen-free flame-retardant reinforced cross-linked polyethylene composite fiber and a preparation method thereof.The composite fiber is prepared from linear low-density polyethylene resin, modified magnesium hydroxide, a silver-loaded zirconium phosphate inorganic antibacterial agent, tetra [beta-(3, 4, 5-trimethyl-1, 3, 5-trimethyl-1, 3, 5-trimethyl-1, 3, 5-trimethyl-1, 3, 5-trimethyl-1, 3, the composite material is prepared from the following components: 1, 3, 5-di-tert-butyl-4-hydroxyphenyl) propionic acid] pentaerythritol ester antioxidant, dicumyl peroxide cross-linking agent, hydrogenated castor oil dispersing agent and industrial white oil solvent. The modified magnesium hydroxide is prepared from magnesium hydroxide, deionized water, stearic acid and a sodium hydroxide solution. The composite fiber disclosed by the invention has relatively good mechanical property, antibacterial property and flame retardance.

The invention provides a high-shock-resistance low-precipitation phosphate ceramic structure adhesive which comprises the following components in parts by weight: 100 parts of aluminum dihydrogen phosphate, 8-15 parts of zinc oxide powder, 35-45 parts of flaky aluminum oxide powder, 5-10 parts of nano zirconium oxide powder and 0.5-2 parts of layered zirconium phosphate powder. The ceramic further comprises 0.5-2 parts of titanium oxide powder and 5-10 parts of spherical aluminum oxide powder. The invention also discloses a preparation method and application of the adhesive. The adhesive disclosed by the invention can work for a long time at 500 DEG C or below, has high strength retention rate at high temperature, and solves the problem of easy failure at high temperature; through the toughening design, the impact resistance and thermal shock resistance are remarkably improved, and cracking in use is effectively prevented; the paint has good stability to acid, alkali, solvents and other chemical media, and is suitable for partial corrosive environments; the ion precipitation rate is extremely low, and the strict requirements of the fields of biological medicine, food and the like on the material purity are met; and the curing temperature is moderate, a precise matrix is not easy to damage, and on-site construction and complex structure bonding are facilitated.

The present application relates to a kind of water-based paint for energy storage equipment and its preparation method, belong to paint technical field, the present application is prepared fluorocarbon modified polyurethane dispersion by special method, zirconium phosphate-polyaniline core-shell flame retardant, then with ZnNiAl-LDH two-dimensional layered three-metal hydroxide, C18-36 acid glycol ester, water-based silicone modified acrylic resin, water-based epoxy ester resin, nano-silica, nano cerium oxide and other ingredients are used, so that the paint has good weather resistance and flame retardance, outstanding corrosion resistance, higher hardness and wear resistance, also has good adhesion, ensure that coating and equipment surface firmly combine, comprehensively protect energy storage equipment, improve its reliability, safety and service life.

This invention relates to the field of biomass degradation technology, specifically to a ruthenium-based catalyst Ru@RuO2 supported by zirconium phosphate, its preparation method, and its application in catalyzing the hydrogenolysis of lignin. This invention is based on the in-situ reduction of elemental ruthenium to needle-like ruthenium oxide supported by amorphous zirconium phosphate, constructing a RuO2 / zirconium phosphate composite nanomaterial. This material can efficiently catalyze the hydrogenolysis of alkali-degraded lignin and model compounds such as α-O-4 and 4-O-5. Furthermore, the ruthenium nanoparticles generated from the in-situ reduction on ruthenium oxide exhibit high stability and can be reused multiple times.

The invention relates to a mildewproof agent, a preparation process and a preparation method of mildewproof bond paper, and belongs to the technical field of mildewproof agent preparation. According to the mildew preventive disclosed by the invention, composite zirconium phosphate is taken as a carrier, mould permeation is physically blocked through a layered structure, and zinc ions and epsilon-polylysine are slowly released, so that a multi-dimensional long-acting antibacterial effect is realized; the styrene-acrylic emulsion base material and the silane coupling agent construct a brick-mud interpenetrating network structure, so that the oxygen permeability of the coating is reduced, and mould permeation is further prevented. According to the preparation method of the mildew-proof bond paper, N2 / CF4 mixed plasma treatment is adopted, so that the surface energy of the paper is improved, meanwhile, a fluorocarbon group and a silane coupling agent form a covalent bond, the interface bonding strength is improved, and uniform permeation of a mildew-proof agent is promoted; according to the gradient drying process, through three-stage temperature control, the internal stress of the coating is reduced, and the silane crosslinking degree and the water resistance are improved. Through collaborative innovation of a mildew inhibitor formula and a preparation method, the mildew inhibition rate of the mildew inhibitor is enhanced, and meanwhile, the loading efficiency of the mildew inhibitor is improved compared with that of a traditional process.

The invention relates to the technical field of capacitor material production, in particular to a zircon phosphate graphene composite material preparation device and a preparation method thereof. The preparation equipment for the zircon phosphate graphene composite material comprises a main body internally provided with a stirring cavity; the central stirring mechanism is arranged at the top of the main body and extends into the stirring cavity from the top of the main body; the circulating electromagnetic mechanism is arranged on the outer side of the bottom of the main body in a surrounding mode and comprises a conveying assembly, a spiral flow channel, an electric field generation assembly and a magnetic field generation assembly, and the electric field generation assembly and the magnetic field generation assembly are arranged on the spiral flow channel at intervals; the conveying assembly enables the slurry to flow back into the stirring cavity from the bottom of the stirring cavity under the alternating action of an electric field and a magnetic field in the spiral flow channel. According to the zirconium phosphate graphene composite material preparation equipment provided by the invention, graphene and zirconium phosphate can be superposed in order, and a composite material which can be used for a supercapacitor can be efficiently obtained.

This invention discloses a method for preparing a high-silver / zinc-loaded zirconium phosphate antibacterial agent. The method involves the preparation of a zirconium phosphate carrier, the preparation of intercalated zirconium phosphate, ion exchange, and calcination to obtain the high-silver / zinc-loaded zirconium phosphate antibacterial agent. This invention features a simple process, short reaction time, controllable loading, and high raw material utilization, effectively overcoming the shortcomings of existing technologies such as low loading, long reaction time, uncontrollable loading, and high process cost, thus better meeting application requirements.

The application belongs to the technical field of heating resistance paste, and relates to a stainless steel-based heating resistance paste and a preparation method thereof. The application provides a stainless steel-based heating resistance paste which is composed of an electrically conductive phase, a glass phase, an organic carrier and an additive. The additive is zirconium phosphate, boron carbide and layered double hydroxide. The additive provided by the application can effectively alleviate the damage of cold and hot cycles to the heating resistance, and can reduce the square resistance of the heating resistance to a certain extent.

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 invention relates to a flame-retardant glass fiber reinforced polypropylene plastic and a preparation method and application thereof.The preparation method comprises the following steps that S1, hydroxylated boron nitride nanosheets are added into N-methyl pyrrolidone, the pH is adjusted to 9.0-10.0, OH-BNNSs suspension liquid is obtained, chopped glass fiber suspension liquid subjected to surface treatment through a silane coupling agent is added, the pH is adjusted to 4.0-5.0, stirring is conducted for 30-60 min, and a flame-retardant glass fiber reinforced polypropylene plastic is obtained; the preparation method comprises the following steps: adding boron nitride nanosheets into glass fibers, continuously stirring to complete adsorption of the boron nitride nanosheets on the surfaces of the glass fibers, then quenching in liquid nitrogen, then removing a solvent through freeze drying, and carrying out electrostatic spinning treatment to obtain a boron nitride / glass fiber matrix; and S2, mixing a polypropylene matrix, the boron nitride / glass fiber matrix obtained in S1, maleic anhydride grafted polypropylene, alpha-zirconium phosphate, iron montmorillonite and an auxiliary agent at a high speed, and carrying out melt extrusion granulation to obtain the plastic. According to the invention, the boron nitride nanosheet subjected to lattice distortion and electric field orientation is constructed on the surface of the glass fiber to reconstruct a glass fiber reinforced polypropylene interface, so that the purpose of preparing the material of which the mechanical strength, flame retardance and weather resistance are synergistically improved is achieved.