63results about How to "Not easily oxidized" patented technology

The invention relates to the technical field of cutting fluids, and discloses a high-temperature alloy cutting fluid and a preparation method thereof, the high-temperature alloy cutting fluid comprises the following components: 30%-50% of base oil, 5%-10% of organic alkali, 5%-10% of an antirust agent, 4%-10% of synthetic ester, 15%-20% of an anti-wear reagent at extreme pressure, 0.5%-1.5% of a corrosion inhibitor, 7%-15% of an emulsifier, 2%-4% of a bactericide, 0.05%-0.1% of a defoaming agent, and the balance of water; the extreme pressure anti-wear agent is composed of a chlorination extreme pressure anti-wear agent and a vulcanization extreme pressure anti-wear agent. According to the invention, the ester-based base oil, the organic alkali, the synthetic ester and the extreme pressure anti-wear agent composed of the chlorination extreme pressure anti-wear agent and the vulcanization extreme pressure anti-wear agent are combined to form a continuous high-strength lubricating film, and the continuous high-strength lubricating film is compounded with additives such as the organic acid antirust agent, the corrosion inhibitor and the bactericide; therefore, the antirust corrosion inhibition performance of the cutting fluid on workpieces and machine tools and the long-term use safety and environmental protection performance are improved during processing.

The invention discloses a barium titanate coated Ni particle material synthesized under the assistance of a spray drying technology and a method thereof, and belongs to the technical field of metal powder material preparation. The method comprises the following steps: firstly, taking metatitanic acid and barium hydroxide as raw materials, and mixing the metatitanic acid and the barium hydroxide with nano and submicron Ni powder to prepare a mixed solution; secondly, synthesizing a Ni-based composite material intermediate by adopting a spray drying method; and finally, sintering in a tubular furnace to form the barium titanate coated Ni powder. The barium titanate coated Ni inner electrode material is Ni coated BaTiO3 spherical particles with a core-shell structure, the particles are of a core / shell microstructure, a shell layer is a barium titanate coating layer with the thickness of 10-15 nm, and the particle size of the particles is 100-150 nm. According to the method, required equipment can be scaled, components and microstructures are easy to regulate and control, and the method has high sphericity and dispersity, high compactness and good repeatability; the particle size and distribution can be changed by adjusting process parameters; meanwhile, good interface bonding with a ceramic dielectric layer is realized, and the key problems of mismatching of interlayer interface volume shrinkage, easy cracking and the like in the sintering process are relieved.

The invention relates to organic modified magnetic bentonite as well as a preparation method and application thereof, and the organic modified magnetic bentonite is a ternary composite material which takes bentonite as a carrier to load gamma-Fe2O3 magnetic particles and is subjected to surface modification by using an organic modifier 3-(trimethoxysilyl) propyl-N-octadecyl dimethyl ammonium chloride (TPODAC). Compared with the prior art, the organic modified magnetic bentonite disclosed by the invention not only can improve the adsorption performance of pretilachlor, but also can realize rapid magnetic separation of an adsorbent under the condition of an external magnetic field, so that the adsorbent can be recycled for multiple times. The adsorbent organic modified magnetic bentonite has the advantages of efficient adsorption and rapid recovery, the preparation method is simple and easy to implement, and the adsorbent organic modified magnetic bentonite shows great application potential in treatment of pretilachlor wastewater.

The invention discloses a composite material and a preparation method thereof, a light-emitting device and a display device, and relates to the technical field of display. The composite material comprises inorganic particles and ligands connected to the inorganic particles, the ligands have the structural formula shown in the formula (I): # imgabs0 #, and Ar comprises substituted or unsubstituted fused ring aryl or fused ring heteroaryl; x is selected from one or more of amino, carboxyl, sulfydryl or phosphate. The composite material comprises inorganic particles and ligands connected with the inorganic particles, the ligands have annular conjugated structures and functional groups, and the functional groups can be in coordination connection with the inorganic particles; compared with ligands with similar annular non-conjugated structures, the ligands with annular conjugated structures enable charges to be delocalized due to resonance and hybridization and have lower energy, so that the composite material is not easy to oxidize, and the ligands in an excited state can interact with the energy level of inorganic particles to promote the light emitting of the light emitting device, thereby improving the light emitting efficiency of the light emitting device and improving the light emitting efficiency of the light emitting device. And the service life of the luminescent device is prolonged.

The invention belongs to the technical field of semiconductors, and particularly relates to a polishing composition and a preparation method and application thereof. The polishing composition comprises grinding particles, an oxidizing agent, an organic dispersing agent, an inorganic dispersing agent, a pH buffering agent, a pH adjusting agent and water. Wherein the oxidizing agent comprises permanganate, the organic dispersing agent forms an organic coating layer on the surface of the grinding particles, and the inorganic dispersing agent forms an inorganic coating layer on the surface of the organic coating layer. Through the steric hindrance of the organic dispersing agent and the static stable synergistic effect of the inorganic dispersing agent, the grinding particles obtain a good dispersing effect. Meanwhile, the outer surface of the organic coating layer is coated with the inorganic coating layer, so that oxidative damage of a strong oxidant to organic dispersant molecules of the organic coating layer can be prevented, and the dispersion stability and the polishing stability of the polishing composition are improved. Therefore, the polishing composition containing the grinding particles can continuously obtain low-defect and low-roughness surfaces when processing third-generation semiconductor materials.

The invention discloses a preparation method of an in-situ cured lithium battery and the in-situ cured lithium battery, and relates to the technical field of lithium batteries. A fluorinated alkyl modified polyamide monomer or fluorinated alkyl modified polyacrylate monomer which is relatively stable to water and oxygen is added in a negative electrode slurry mixing process, and a fluorinated alkyl group is introduced, so that the chemical stability of the polymer is remarkably improved, and hydrolysis or oxidation is not easy to occur when the fluorinated alkyl group is added in the negative electrode slurry mixing process; and subsequently, a small amount of initiator is added into the electrolyte for in-situ thermal polymerization to form the semi-solid electrolyte. Only a small amount of initiator is added into the electrolyte, so that the problems that the viscosity of the electrolyte is increased and the conductivity is reduced due to the fact that the monomer and the initiator are added into the electrolyte together during preparation of the electrolyte in a traditional scheme are solved; in addition, advanced polymerization during transportation or long-term shelving can be avoided, so that the application efficiency and in-situ curing uniformity of the gel semi-solid electrolyte are remarkably improved, and the high-temperature performance of the battery is also improved while the rate capability is not degraded.

The invention relates to a method for increasing the content of glutathione in egg yolk. According to the present invention, by using the effect that cysteine can combine glutamic acid and glycine in animal bodies so as to synthesize glutathione, the artificially synthesized N-acetylcysteine is added to the laying fowl feed, and the laying fowls are fed for 4 weeks, such that the glutathione content in the egg yolk is significantly increased, and can be up to 1.44 times of the glutathione content in the egg yolk of the common poultry egg, such that the glutathione content in the egg yolk can be significantly improved; and the nutritional value and the economic value of the poultry eggs are improved.

The invention belongs to the technical field of processing equipment of battery materials, and discloses discharging equipment and a discharging method of an Acheson graphitization furnace, the discharging equipment comprises a plurality of protective cover plates and a protective gas supply mechanism, the protective cover plates are sequentially erected above a furnace body, and a cooling chamber is formed by the protective cover plates and the furnace body; any two protective cover plates are provided with an air inlet channel and an air outlet channel respectively. The protective gas supply mechanism communicates with the gas inlet channel and is used for guiding gas into the cooling cavity, and the gas outlet channel is used for communicating the outside with the cooling cavity. Due to the existence of the discharging equipment, the negative electrode material is not easy to oxidize in the cooling process, and the specific surface area is reduced; and the flowing of the protective gas can take away part of heat in the graphitization furnace, the cooling period is shortened, the protective cover plates covering the graphitization furnace can better isolate external dust and prevent external pollution in the material suction process, and the quality of the negative electrode material is ensured.

This invention discloses a cable structure and a cable conveying and coiling device, relating to the field of cable structure and conveying processing and manufacturing. It includes several cable core structures encased in an outer sheath. Each cable core structure includes a cable core conductor. The outer wall of the cable core conductor is wrapped with a conductor shielding layer. The outer wall of the conductor shielding layer is wrapped with an insulation layer. The outer wall of the insulation layer is wrapped with an insulating shielding layer. The outer wall of the insulating shielding layer is wrapped with a semiconductor resistive water layer. The outer wall of the semiconductor resistive water layer is wrapped with an alloy lead sheath layer. The outer wall of the alloy lead sheath layer is wrapped with a cable core protective layer. The gaps around the several cable core structures are filled with a rhomboid deformable filling layer. Furthermore, the cable structure is coiled and wound using a cable conveying and coiling device. Through this improved cable structure, the cable core is less prone to creep and oxidation, ensuring a firm joint connection, reducing the possibility of increased resistance, and guaranteeing the signal transmission quality of the cable.

The present application provides an atomizer and an electronic atomization device. The above-mentioned atomizer includes a substrate, a conductive graphene coating and a conductive rod. The substrate is provided with an abutment portion and a heating portion. The substrate is formed with vents, and the vents extend to the surfaces of the abutment portion and the heating portion, respectively; the conductive graphene coating is at least formed on the inner wall of the abutment portion, the heating portion and the vent, respectively; the conductive graphene coating is used to abut against the cigarette at a position corresponding to the heating portion; the conductive rod abuts against the conductive graphene coating at a position corresponding to the abutment portion. Since the conductive graphene coating can achieve uniform heating when conducting electricity, and the inner wall of the vent is coated with the conductive graphene coating, the airflow passing through the vent can be reliably heated, avoiding the problem of uneven heating in the traditional heating through the heating wire, and heating the cigarette by utilizing the thermal radiation and thermal convection principles of the hot air flow, which greatly improves the utilization efficiency of thermal energy and reduces the energy consumption of the electronic atomization device.

The invention discloses a sodium methoxide integrated production system which comprises a reaction kettle, a dryer and a quantitative forming mechanism, the quantitative forming mechanism comprises a first fixing plate and a second fixing plate, the second fixing plate is supported and fixed through a supporting frame, and the first fixing plate is fixed to the top end of the second fixing plate through a support. An extrusion opening and a first discharging opening are formed in the first fixing plate, a second discharging opening is formed in the second fixing plate, the second discharging opening is located under the first discharging opening, an extrusion plate and a discharging plate are arranged at the top end of the first fixing plate, and an extrusion die is arranged between the first fixing plate and the second fixing plate. The finished product sodium methoxide is pressed into a cake shape, compared with direct packaging of powder, the cake-shaped structure is more regular and can be arranged more tightly, waste of packaging space is reduced, and the packaging efficiency is improved.

This invention belongs to the field of nanomaterials technology, specifically relating to a heating wire, its preparation method, and its application. The method for preparing the heating wire provided by this invention involves impregnating filamentous carbon nanotube fibers in a graphene-containing resin dispersion and then curing it. The resin layer containing graphene material encapsulates the filamentous carbon nanotube fibers. The filamentous carbon nanotube fibers prepared by this invention exhibit stable heating. When used in the heating system of a gas element analyzer, the heating wire exhibits low electromagnetic radiation and minimal interference with the hardware, making it more suitable for high-precision testing. The filamentous carbon nanotube fibers prepared by this invention have the advantages of stable heating and resistance to oxidation. The resin layer encapsulating the filamentous carbon nanotube fibers protects the carbon nanotubes, isolates them from air, and extends the service life of the heating element's carbon nanotubes.

The application belongs to the technical field of material preparation, and particularly relates to a light-heat material with an antireflection coating and a preparation method thereof. Micron or nanometer magnetic particles are used as the core, and inorganic materials with antireflection function are used as the functional coating to coat the surface of the magnetic particles; wherein the functional coating is metal oxide or non-metal oxide with light reflection inhibiting function. The method is simple in operation, mild in reaction condition, and the prepared material has an antireflection coating, which can reduce the energy loss in the form of diffuse reflection on the surface of the material in the light-heat conversion process, and shows high energy conversion efficiency. In addition, the coating material is stable in chemical property, so that the prepared composite particles have certain oxidation resistance, and can be widely applied in the fields of paint and water treatment chemical industry.

The application discloses a resistive switching memory structure and a manufacturing method thereof. The resistive switching memory structure comprises, from bottom to top, a bottom electrode, a resistive switching layer and a top electrode. The upper surface of the bottom electrode and the lower surface of the resistive switching layer are in Schottky contact, and the lower surface of the top electrode and the upper surface of the resistive switching layer are in Ohmic contact. The resistive switching layer is a single oxide film layer. The materials of the bottom electrode and the top electrode are the same metal nitride, and the atomic number ratio of metal elements to nitrogen elements in the top electrode is greater than that in the bottom electrode. The application can simplify the structure of the memory, reduce the process complexity and manufacturing cost.

The invention discloses composite basic manganese chloride as well as a preparation method and application thereof, and belongs to the technical field of preparation of inorganic chemical products. The raw materials used in the preparation method are wide in source and lower in price, and the production process is simple in step and high in yield, so that the production cost is low; in addition, the preparation method provided by the invention comprises an impurity removal step, the content of harmful ions in the finally obtained basic manganese chloride product is extremely low, and adverse effects on animals and plants are not generated after the basic manganese chloride product is used; a nucleating agent and a surfactant are introduced in the preparation process, so that the product with a narrow and uniform particle size distribution range can be obtained, specific nutritional ingredients can be introduced into the product, and meanwhile, high-valence manganese ingredients can be prevented from being generated in the drying process, so that the obtained product is more easily absorbed and utilized by animals and plants; therefore, the obtained product can be better used as feed or plant fertilizer.

The present application belongs to the technical field of mechanical transmission sealing, and particularly relates to a spiral sealing and magnetic fluid sealing composite structure and a high-speed rotor with the same. The present application utilizes the high-speed pumping backflow characteristic of the spiral sealing and the static zero leakage characteristic of the magnetic fluid sealing to complement each other, and realizes full working condition sealing from zero rotation speed to the highest rotation speed. When the gear box rotor is static or operates at low speed, the magnetic fluid sealing unit relies on the magnetic field to constrain the magnetic fluid to occupy the sealing gap, and realizes static sealing; when the gear box rotor reaches a certain rotation speed, the lubricating oil is pumped back to the inside of the box body in reverse through the back oil channel through the pumping action of the spiral groove of the spiral sealing, and dynamic sealing is realized; the spiral sealing bears most of the sealing pressure difference, so that the magnetic fluid sealing unit only bears very low pressure difference, thereby allowing the magnetic fluid sealing to still maintain a sealing form under high-speed rotation.

The invention provides a preparation method of a diamond wire saw, comprising the following steps: pre-treating a wire matrix and then pre-plating the matrix; consolidating diamond powder to the surface of the wire matrix by electroplating, and further increasing the thickness of the coating; washing the wire matrix with water and then washing it with boric acid under ultrasonic conditions; immersing the wire matrix in an anti-corrosion solution, drying it, and then performing a heat treatment to obtain the diamond wire saw; the anti-corrosion solution comprises an organic acid, an unsaturated hydroxy acid, an unsaturated alcohol and water; the diameter of the wire matrix is ​​35-39 μm; the drying temperature is 100-200° C.; the drying time is 1-3 s; the heat treatment temperature is 40-80° C.; and the heat treatment time is 0.5-4 h.

The present application provides a back-contact battery with a specific contact layer and a preparation method thereof. The back-contact battery with a specific contact layer includes a silicon wafer, a first semiconductor layer and a second semiconductor layer; the silicon wafer has a backlight surface and a light-receiving surface; the first semiconductor layer and the second semiconductor layer are alternately arranged on the backlight surface; the first semiconductor layer at least includes an N-type doped polysilicon layer, the N-type doped polysilicon layer includes a hydrogen-doped N-type polysilicon layer and a deuterium-doped N-type polysilicon layer, and the second semiconductor layer at least includes a P-type doped amorphous silicon layer, the P-type doped amorphous silicon layer includes a hydrogen-doped P-type amorphous silicon layer and a deuterium-doped P-type amorphous silicon layer. The present application can greatly improve the surface density and stability of the first semiconductor layer and the second semiconductor layer, prevent the surfaces of the two semiconductor layers from being naturally oxidized or corroded by the solution during the manufacturing process, thereby reducing the contact resistance between the first semiconductor layer and the second semiconductor layer and the transparent conductive layer, and improving the FF of the battery.

The utility model belongs to the technical field of surface treatment, and particularly relates to a clamp for anodizing flat plate type parts, which comprises a copper hook, a fastening knob, a main shaft straight rod, even number of discs and a fixing ring, the end part of the copper hook is connected with the main shaft straight rod, and the even number of discs are arranged on the main shaft straight rod. Every two adjacent discs are oppositely arranged along the main shaft straight rod from top to bottom, fixing rings are arranged at the upper end and the lower end of each disc respectively and used for limiting and fixing the discs, a plurality of clamping parts are arranged on the discs in the circumferential direction, grooves are formed in the ends of the clamping parts and used for clamping the two ends of the flat plate type parts, and pressing pieces are arranged in the copper hooks and used for clamping the two ends of the flat plate type parts. The pressing piece is close to the bent portion of the copper hook, a fastening knob is arranged on the bent portion of the copper hook, and the end of the fastening knob abuts against the pressing piece.

The invention discloses environment-friendly authigenic acid as well as a preparation method and a use method thereof, and belongs to the technical field of oilfield chemistry, the environment-friendly authigenic acid comprises an acid generator composition and a prepared liquid aqueous solution, the acid generator composition is prepared from the following raw material components in parts by weight: 30 to 70 parts of deionized water, 20 to 30 parts of ethyl lactate, 10 to 15 parts of methyl lactate, 5 to 10 parts of trimethyl citrate, 5 to 10 parts of N-methylene chitosan phosphate, 2 to 5 parts of chitosan oligosaccharide and 3 to 5 parts of sodium tripolyphosphate. The prepared aqueous solution contains hexadecyl trimethyl ammonium bromide. The acid generator composition and the prepared solution aqueous solution are separated from each other before acidification construction, and are directly pumped into a well after being mixed according to a preset proportion in the acidification construction process. The acid generator composition is stable in performance before being mixed with a prepared aqueous solution, is not easy to oxidize and hydrolyze, can quickly generate acid after being mixed, and has a very good acidification effect after being used on site.

The utility model belongs to packaging machine technical field especially is a kind of dry kelp compression packaging device of moisture-proof oxidation resistance, the side fixed connection of connecting seat has packaging assembly, the other end fixed connection of connecting seat has first motor, the output fixed connection of first motor has screw rod, the surface screw thread connection of screw rod has movable seat, and one end fixed connection of movable seat has processing seat, the top fixed connection of connecting seat has vacuum packaging machine, and packaging assembly includes with the fixed connection of connecting seat one side connecting frame, and the top fixed connection of connecting frame has driving seat.The utility model drives movable rod and movable plate to lift through driving seat, and movable plate lifts and is pressed into shape by pressing block to the dry kelp in forming seat, and when first push rod drives connecting plate to move to appropriate position in fixed seat, dry kelp is transported to conveying seat in guiding seat, second push rod drives movable block to push kelp to enter packaging bag to carry out subsequent vacuum packaging operation at this time.

The invention belongs to the technical field related to water treatment, and particularly discloses a method for electrocatalytic enrichment of uranium by using zero-valent iron aerogel, and the method comprises the following steps: slicing hydrophilic carbon paper, and treating for later use; the preparation method comprises the following steps: dissolving zero-valent iron aerogel and an adhesive in an organic solvent, and performing ultrasonic dispersion to form uniform catalyst slurry; uniformly coating the surface of pretreated carbon paper with the obtained slurry in an oxygen-free environment, drying to obtain a zero-valent iron aerogel-loaded carbon paper working electrode, forming a three-electrode system by matching the prepared working electrode with a counter electrode and a reference electrode, and performing electrochemical reduction reaction on uranium-containing water in an electrolytic tank by applying pulse voltage to obtain uranium-containing water. Uranium is enriched in the working electrode. The zero-valent iron aerogel loaded electrode with high specific surface area and excellent electron conduction performance is constructed, the low-pulse voltage electro-catalysis technology is combined, efficient, high-selectivity and low-energy-consumption enrichment of uranium in seawater is achieved, and the dual functions of resource recovery and environmental pollution control are achieved.

This utility model discloses a seepage-proof structure for water supply and drainage pipes, belonging to the technical field of seepage-proof equipment for water supply and drainage pipes. It includes a water supply and drainage pipe body, with an insulation sleeve on the surface of the body. The insulation sleeve includes a heat insulation layer, with tensile ropes fixedly connected to the inner wall of the insulation layer in a circular array. An anti-oxidation layer is fixedly connected to the surface of the insulation layer, an elastic layer is fixedly connected to the inner wall of the insulation layer, and a wear-resistant layer is fixedly connected to the inner wall of the elastic layer. In this utility model, the heat insulation layer isolates the water supply and drainage pipe body from the air and improves the heat insulation capacity of the pipe body surface, making it less prone to condensation. The anti-oxidation layer isolates the surface of the insulation layer from the air, preventing oxidation and extending the service life of the insulation sleeve. The wear-resistant layer enhances the wear resistance of the elastic layer surface through the engagement of internal and external threads.

The utility model discloses a rapeseed oil storage box with a cooling structure, which comprises a box body, a water inlet pipe is fixed on the outer wall of one side of the bottom of the box body, a water outlet pipe is fixed on the outer wall of one side of the top of the box body, the water inlet pipe and the water outlet pipe are respectively positioned on two opposite sides of the box body, the box body comprises an outer layer and an inner layer, and a fluid cavity is arranged between the outer layer and the inner layer. A cover plate is arranged at the top of the box body, a conveying pump is fixed to the outer wall of the top of the cover plate, an inlet of the conveying pump is connected with an oil inlet pipe, and a one-way valve is fixed to the position, extending into the box body, of the bottom end of the oil inlet pipe. Cooling water is introduced into the fluid cavity of the box body through the water inlet pipe, so that rapeseed oil in the box body can be kept at low temperature by the cooling water, the rapeseed oil is not easy to oxidize during storage, and the rapeseed oil can be stored more freshly.

This invention provides a lithium metal anode, its preparation method, and its application. The lithium metal anode includes a lithium metal matrix and an activation layer covering at least a portion of its surface; the lithium metal matrix includes lithium and silver; the activation layer includes lithium nitride and a first silver halide, wherein the first silver halide includes silver iodide. This invention provides an activation layer with specific chemical activity on the surface of a silver-containing lithium metal anode. Silver iodide can form lithium transport channels, activating dead lithium and improving the battery's cycle performance. Simultaneously, Li3N is a good SEI component, which can inhibit dendrite growth, isolate the electrolyte from contact with the anode, reduce active lithium loss, and further improve battery cycle performance. Furthermore, halogens existing in the form of silver halides are resistant to high voltage and not easily oxidized; therefore, high-voltage cathode materials with higher energy density can be selected to achieve a significant improvement in the cycle performance of high-energy-density lithium metal batteries.

The invention provides a method for improving impact toughness of electric arc additive manufacturing titanium alloy, and belongs to the technical field of additive manufacturing. The method comprises the steps that a pretreated forming base material is placed on a cooling device in a gas protection device, when the oxygen content in the gas protection device is smaller than 1000 ppm, the electric arc additive manufacturing process of the titanium alloy is started, meanwhile, the cooling device is started to cool the forming base material, the cooling device is placed in the gas protection device, and the cooling device is started to cool the forming base material. According to the method, the cooling device can cool the environment gas in the gas protection device while cooling the base material, printing can be conducted at a low temperature in the whole additive manufacturing process, and compared with an existing additive printing process in which the environment oxygen content needs to be controlled to be 100 ppm or below, due to the fact that the environment is low in the printing process, the printing efficiency is greatly improved. And the temperature of the formed base material is low all the time, so that the printing quality of the titanium alloy can be guaranteed even if printing is conducted under the high oxygen content, and the titanium alloy is not prone to being oxidized.

The invention belongs to the field of functional additives in the field of food, and particularly relates to a conjugated linoleic acid nanoemulsion and a preparation method thereof. The conjugated linoleic acid nanoemulsion is prepared from the following raw materials in parts by weight: 5-10 parts of conjugated linoleic acid, 10-12 parts of nonionic surfactant, 0.005-0.01 parts of chelating agent, 0.005-0.02 parts of antioxidant, 0.005-0.01 parts of preservative and 100-105 parts of water. The preparation method comprises the following steps: SS1 weighing components, S2 adding antioxidant, S3 adding other components, S4 preparing colostrum, S5 volume fixing, so that the conjugated linoleic acid can be dispersed in water in the form of oil droplets, and the conjugated linoleic acid is protected from being easily oxidized; the conjugated linoleic acid can be dispersed and dissolved in water without turbidity, precipitation or stratification. The preparation method is simple to prepare, does not require a homogenizer and an emulsifier, and does not require heating. The conjugated linoleic acid nanoemulsion can be widely used in food processing, beverages, health products and animal feed.

An air inlet pipe, an air outlet pipe and an air extractor are arranged on a powder spraying room body, the air inlet pipe comprises a fixed pipe and a movable pipe, a filter screen is arranged on the movable pipe, a fixed ring is arranged on the fixed pipe, a filter plate is arranged on the fixed ring, a plurality of filter cartridges are arranged on the filter plate, and a pressing plate is arranged on the movable pipe. A pressing plate is arranged in the air inlet pipe, a pressing rod is arranged on the pressing plate, a pressing head is arranged on one side of the pressing rod, a treatment box is arranged between the air outlet pipe and the powder spraying room body, a water pump and a water pipe are arranged at the bottom of the treatment box, the water pipe is provided with a spraying head at the top of the treatment box, water filtering plates are arranged in the treatment box, and water filtering cotton is arranged between the water filtering plates. Air entering the powder spraying room body can be filtered in a multiple mode conveniently, dust in the air is prevented from influencing the powder spraying quality, a water tank, a water pipe and a spray head are arranged on one side of the treatment box, spraying dust removal can be conducted on the air conveniently, and the dust is prevented from overflowing into the air and polluting the air.

The invention belongs to the technical field of hard alloys, and particularly relates to a high-wear-resistance tungsten steel alloy and a preparation method thereof. The raw materials of the high-wear-resistance tungsten steel alloy comprise WC, Al-Sn-B nanometer oxide and a SiN / GO toughening phase, the tungsten steel alloy is designed to be of a gradient structure, the surface layer has hardness and wear resistance, the inner layer has good fracture toughness, WC is the main hard phase in the tungsten steel alloy, extremely high hardness and wear resistance are provided, and the high-wear-resistance tungsten steel alloy can be used for manufacturing the high-wear-resistance tungsten steel alloy. The Al-Sn-B nano oxide is added to form a sintering aid, so that the diffusion mass transfer process of WC in high-temperature solid-phase sintering is enhanced, the densification of the tungsten steel alloy is accelerated, and the fracture toughness of the tungsten steel alloy is improved by adding the SiN / GO toughening phase and utilizing a graphene toughening mechanism; the prepared high-wear-resistance tungsten steel alloy has excellent wear resistance and high-temperature oxidation resistance, and good toughness, strength and bending resistance.

The invention discloses a high-chromium cast iron liquid storage device and a high-chromium cast iron liquid storage method, and relates to the technical field of metallurgy, and the device comprises a base, a storage tank, a casting powder layer, a heating slag layer and a tilting mechanism. The storage tank is rotatably mounted on the base; the tilting mechanism is mounted on the base, is connected with the storage tank and is used for driving the storage tank to rotate relative to the base; the storage tank is provided with a storage cavity, a liquid inlet channel and a liquid outlet channel, the storage cavity is used for storing high-chromium cast iron liquid, and the bottom of the liquid inlet channel and the bottom of the liquid outlet channel communicate with the storage cavity. The covering slag layer is used for covering the liquid level of high-chromium cast iron liquid, and the heating slag layer is used for covering the covering slag layer. According to the device and the method, slag and gas can be effectively prevented from being involved in the high-chromium cast iron liquid, the cooling speed of the high-chromium cast iron liquid can be effectively slowed down, an induction furnace can be prevented from being used as a liquid storage tank, equipment investment can be reduced, and energy consumption is reduced.