46results about How to "Easy to scale" patented technology

The invention belongs to the technical field of batteries, and particularly relates to a negative plate and a preparation method and application thereof. The negative electrode plate comprises a negative electrode current collector and a negative electrode material layer arranged on at least one side surface of the negative electrode current collector, the negative electrode material layer comprises a negative electrode active substance, a negative electrode conductive agent and a composite binder, and the composite binder comprises carboxymethyl cellulose lithium and siloxane. The negative electrode plate has relatively high stripping force or crack resistance, and the first coulombic efficiency or cycle stability of the battery can be effectively improved when the negative electrode plate is applied to the battery.

The utility model discloses a push type telescopic shoe support which comprises a supporting plate and a track, the supporting plate is installed on the track in a sliding mode, balls are arranged between the track and the supporting plate, a push type telescopic mechanism is arranged on the track and comprises a push rod, one end of the push type telescopic mechanism abuts against a first limiting face of the track, and the other end of the push type telescopic mechanism abuts against a second limiting face of the track. The other end of the pressing type telescopic mechanism is aligned with the supporting plate pushing surface; the supporting plate is pressed to enable the pushing face to extrude the pressing type telescopic mechanism, the pressing type telescopic mechanism pops up the push rod under extrusion, the push rod reversely impacts the pushing face, and the supporting plate and the rail generate relative displacement. The supporting plate is pressed to enable the pushing surface to extrude the push rod to be retracted into the pressing type telescopic mechanism, and the supporting plate and the track are reset, so that the traditional manual stretching operation mode is changed, a user can easily realize the stretching of the supporting plate only by pressing the supporting plate, and the operation is more convenient and labor-saving; the friction between the supporting plate and the track is effectively reduced through the arrangement of the balls, and meanwhile the supporting plate slides more smoothly.

A high-load cobalt-based single-atom catalyst for oxygen reduction and its preparation method are disclosed, belonging to the field of electrocatalysis technology. This method utilizes the cage structure in ZnCo-ZIF to encapsulate nitrogen-rich metal molecules, followed by high-temperature carbonization under nitrogen conditions to obtain the catalyst. Benefiting from the separating effect of Zn metal nodes in ZIF and the spatial confinement effect of the ZIF cages, as well as the high nitrogen content in the guest molecule, a cobalt-based single-atom catalyst with a loading of 4.0 wt% was prepared. Furthermore, compared to traditional preparation methods, the catalyst prepared using a mixed solvent exhibits a small particle size, resulting in a high specific surface area that fully exposes the active sites. The large specific surface area allows for the full exposure of the high-load metal atom active sites, thus demonstrating excellent performance in the oxygen reduction reaction, with a half-wave potential of 0.88 V and a limiting current density of 6.0 mA·cm⁻¹ in 0.1 M KOH electrolyte. ‑2 .

The application provides a ferroelectric metal and a preparation method and application thereof. The ferroelectric metal of the application is composed of cubic silicon carbide crystals and doping elements doped therein, wherein the concentration of the doping elements is greater than or equal to 1*10 18 cm ‑3 The material of the application can be prepared by a chemical vapor deposition method, a high-temperature solution growth method, a solid-phase sintering method, a pulse laser deposition method and the like. Since the conductivity of metal, the switching characteristics of ferroelectric and the force-electric coupling characteristics of piezoelectric are integrated, the ferroelectric metal of the application has great application value in the fields of high-performance transducers, high-sensitivity sensors, low-power micro-electro-mechanical system (MEMS), next-generation multifunctional electronic devices and the like.

The invention discloses a rapid propagation rooting culture medium for peony seed tissue culture and a culture method, and belongs to the technical field of plant tissue culture. The rapid propagation rooting culture medium takes 1 / 2 MS as a basic culture medium, and further comprises the following components: ammonium nitrate, potassium nitrate, calcium chloride, magnesium sulfate, monopotassium phosphate, a carbon source, kinetin and a curing agent. By adding kinetin into the culture medium, dependence of peony seed tissue culture seedlings on low-temperature treatment is broken, low-temperature pretreatment necessary in a traditional method is avoided, the peony seed tissue culture process is greatly simplified, the culture period is shortened, the rooting rate and the root strengthening rate are increased, the rooting rate is stabilized to be 95% or above, and the rooting rate is stabilized to be more than 95%. Technical support is provided for establishment of a new peony seed tissue culture and rapid propagation technology, and a material foundation is laid for promotion of peony seed tissue culture and rapid propagation factorization.

The invention discloses a preparation method and application of an electrolytic water anode oxygen evolution catalyst. The method comprises the following steps: dissolving a nickel salt, a molybdenum salt and a sulfur source in water, and adjusting the pH value to be acidic to obtain an electrodeposition electrolyte; a three-electrode system composed of a conductive substrate, a counter electrode and a reference electrode is inserted into the electro-deposition electrolyte and electrified, and the electrolytic water anode oxygen evolution catalyst is electro-deposited on the conductive substrate. The catalyst prepared by the preparation method disclosed by the invention has rich nano structures and electronic effects, and can show relatively high intrinsic catalytic activity; and meanwhile, the catalyst is tightly combined with the conductive substrate, so that the cycling stability of the material in alkaline electrolyte is further ensured. The water electrolysis oxygen evolution reaction catalyst prepared by the one-time electrodeposition method has the advantages of simple process, easiness in scale production, no need of additional addition of a binder, direct in-situ growth on a conductive substrate, and improvement of the binding force of the catalyst and the substrate, so that the charge transfer efficiency and the structural stability are improved, and the method has a good application prospect in water electrolysis anode oxygen evolution.

This invention discloses a method for preparing and applying an antibacterial composite coating based on quaternized zinc oxide nanoparticles. The preparation method includes: grafting quaternary ammonium salt compounds onto the surface of zinc oxide nanoparticles to prepare synergistic antibacterial nanoparticles; modifying the substrate surface by co-deposition of dopamine and polyethyleneimine to introduce active functional groups; and spraying or dipping the quaternized zinc oxide nanoparticles onto the modified substrate surface to obtain the antibacterial composite coating. This novel antibacterial material preparation scheme can integrate the advantages of zinc oxide nanoparticles and quaternary ammonium salts, while solving key technical problems such as nanoparticle aggregation, weak interfacial bonding, and limited antibacterial efficiency. It is of great significance for promoting the upgrading of hygiene and safety in the fields of medicine, food, and building materials.

This invention relates to a pH-responsive hydrogel composite dressing, its preparation method, and its application, belonging to the field of biomedical materials and drug delivery technology. The pH-responsive hydrogel composite dressing comprises a hydrogel matrix and engineered exosomes and platelet-rich plasma uniformly loaded within the hydrogel matrix. The hydrogel matrix comprises a three-dimensional dynamic cross-linked network formed by a Schiff base reaction between an amino-containing polysaccharide derivative and an oxidized aldehyde-containing polysaccharide derivative. The engineered exosomes are derived from donor cells subjected to pathogen-associated molecular pattern stress treatment. The dressing provided by this invention possesses both toxin capture and immunometabolic regulation functions, achieving synergistic therapeutic effects against MRSA-infected diabetic wounds.

This invention relates to a method for trimming the anal fin of rainbow trout fillets, comprising the following steps: S1: The conveyor belt of the trimming device transports the fillets at a predetermined speed. When the fillet reaches image acquisition point A, point cloud data of the fillet is acquired and converted to the coordinate system of the trimming device; S2: The converted point cloud data is preprocessed to obtain the fillet point cloud, and a fillet coordinate system following the fillet's posture is established based on the fillet point cloud; S3: The anal fin region point set is identified based on the geometric features of the point cloud, and the anal fin contour is extracted; S4: The extracted anal fin contour is curve-fitted, and a predetermined distance is offset along the normal vector direction of the fitted curve to generate a cutting path, and the mapping relationship between the cutting path parameters and the cutting time is determined; S5: The cutting path is converted to the coordinate system of the trimming device in real time, and the cutting device is controlled to cut the moving rainbow trout fillet at trimming station B. This method improves the consistency of trimming and the meat yield, and also significantly reduces labor costs and labor intensity.

The invention relates to the technical field of cosmetics, in particular to a blue copper peptide-containing composition and application thereof in cosmetics. The composition comprises the following components in parts by mass: 1 part of blue copper peptide; 0.5 to 5 parts of tetrahydromethylpyrimidine carboxylic acid; 0.05 to 0.5 part of sodium hyaluronate; and 0.05 to 0.5 part of beta-glucan. Preferably, the composition further comprises allantoin and lactobionic acid, based on 1 part by mass of the blue copper peptide, the content of the allantoin is 0.1-0.5 part, the content of the lactobionic acid is 0.2-1.0 part, and the mass ratio of the allantoin to the lactobionic acid is 1: (2-4). In-vitro efficacy experiments prove that the specific combination and proportion can generate a remarkable synergistic effect, and meanwhile, the capabilities of inhibiting the activity of elastinase and promoting epidermal cell repair are improved, so that the excellent dual effects of wrinkle resistance and skin barrier repair are realized. The composition can be used for preparing cosmetics such as essence, emulsion and face cream.

The application discloses a kind of carbon black supported iron manganese composite oxide cluster catalyst's Joule heat preparation method and its application in electrocatalytic nitrate reduction preparation ammonia, belong to electrocatalytic ammonia preparation technical field.The catalyst Ketjenblack EC-600JD carbon black is used as carbon carrier, iron manganese composite oxide cluster is uniformly dispersed on the surface of carbon carrier, and the carbon carrier is worm-like mesoporous structure, with high specific surface area and high defect concentration.The application uses sodium citrate as complexing agent, acetylacetone iron and manganese acetate as metal precursor, after complexing, loading, gelation, freeze drying, the target catalyst is prepared by Joule heat instantaneous heat treatment under nitrogen atmosphere;The preparation process has high heat conversion efficiency, low energy consumption, can realize atomic dispersion of iron manganese composite oxide cluster, effectively improves the exposure degree of catalytic active site.The catalyst shows high catalytic activity, high selectivity and excellent stability in electrocatalytic nitrate reduction preparation ammonia reaction, and the ammonia preparation faraday efficiency can reach more than 85%, and the preparation process does not need noble metal and toxic reagent, and the process is green and efficient, easy to scale production, can efficiently convert nitrate wastewater into ammonia, with environmental governance and nitrogen resource recycling value.

This invention relates to the field of biomass functional materials technology, specifically disclosing a superhydrophobic radiation-cooled wood and its preparation method. The preparation method is as follows: 1) Immersing wood in a sodium chlorite / acetic acid system to remove lignin and constructing a porous wood framework; 2) Using silicon, calcium, and aluminum sources, cement-based nanoparticles are generated in situ on the wood cell walls to obtain a highly efficient scattering micro-nano photonic structure; 3) Using fluorosilanes for low surface energy modification, the superhydrophobic radiation-cooled wood is obtained. The superhydrophobic radiation-cooled wood prepared by this invention has a solar reflectivity ≥90%, an atmospheric window emissivity ≥99%, a surface water contact angle >150°, and an environmental cooling range >10℃. Furthermore, the preparation process is simple, environmentally friendly, and suitable for large-scale production, showing broad application prospects in building energy conservation, outdoor applications, and other fields.

The application relates to a wood-based special material constructed by curled fibers and a preparation method and application thereof, and belongs to the technical field of aerogel materials. The application aims to solve the problems of large brittleness, poor thermal-mechanical stability and single function of existing ceramic aerogels in extreme environments. The wood-based special material constructed by curled fibers is composed of a three-component network of silicon carbide nanoparticles, carbon nanotubes and cellulose nanosheets; the cellulose nanosheets form a micro-coil structure, the silicon carbide nanoparticles are loaded on the surface of the cellulose nanosheets, the carbon nanotubes are interwoven between the cellulose nanosheets and the silicon carbide nanoparticles, and the three components jointly construct a three-dimensional network with a cross-scale hierarchical porous structure. The application relates to the application of the wood-based special material constructed by curled fibers in aerospace thermal protection, electromagnetic shielding, heat insulation, flame-retardant materials or deep space exploration equipment. The application does not need supercritical drying or high-temperature sintering, has low energy consumption and is suitable for large-scale preparation.

According to the invention, the problems of complex preparation process, low embedding transmission efficiency, poor dissolution and dispersibility of xanthophyll, low absorption and utilization rate and the like of the xanthophyll embedding carrier are solved. The preparation method of the Maillard reaction modified corn peptide loaded xanthophyll nanoparticles comprises the following steps: 1, preparing a chitosan oligosaccharide solution and a corn peptide solution; 2, adjusting the pH value of the solution; 3, preparing glycosylated corn peptide through Maillard reaction; 4, carrying out load combination on the glycosylated corn peptide and the xanthophyll; and 5, preparing the xanthophyll nanoparticles. The method has the advantages that 1, the embedding rate and the solubility of the lutein are effectively improved; 2, the stability and the dispersity of the xanthophyll nanoparticles are improved; the absorption and utilization rate is good, the nutritive value is high, and large-scale production is easy. The preparation method of the xanthophyll nanoparticles is simple in process and good in xanthophyll controlled release effect and has a targeted absorption function.

The invention discloses a method for photocatalytic synthesis of polydeuterium substituted amine, and relates to the technical field of chemical synthesis. The method comprises the step of reacting a carbonyl compound with an amine compound in the presence of a deuterium-containing reagent, a mercaptan catalyst and a reducing agent under the conditions of a photocatalyst and illumination to obtain the polydeuterium substituted amine. According to the method disclosed by the invention, multiple introduction of deuterium atoms at alpha-carbon sites of a target amine product is realized through a series free radical mechanism initiated by photon-generated carriers, so that simple and easily available raw materials are directly converted into the polydeuterium substituted amine. According to the invention, the ubiquitous problems that only one deuterium atom can be introduced to a nitrogen alpha-site, the synthesis route is tedious, the operation steps are complicated and the existing deuterated amine synthesis technology depends on an expensive deuterium source or a metal catalyst are solved; the invention provides a novel polydeuterium substituted amine synthesis strategy which has the advantages of simple steps, mild conditions, high atom economy and easiness in large-scale production.

The invention relates to an exhaust brake electromagnetic valve. According to the electromagnetic valve, a main gas circuit unit, a proportional electromagnetic driving structure, a gas circuit switching structure and a gas pressure detection structure are integrated. Continuous and linear accurate adjustment of output air pressure is realized through a proportional electromagnetic driving structure; the gas path switching structure can intelligently switch gas flow between the first gas outlet and the second gas outlet according to an instruction; the pressure sensor integrated in the valve body monitors the actual output air pressure in real time, closed-loop feedback control is formed, and accurate matching of braking force is ensured. The system is compact in structure, remarkably reduces external pipelines and leakage points, has the advantages of being rapid in response, accurate in control, high in reliability and high in adaptability, and remarkably improves the smoothness and safety of vehicle braking.

This invention relates to the field of membrane technology, specifically to a nitrogen-doped carbon nanofiber catalytic membrane loaded with monatomic iron, its preparation method, and its application. It includes the following steps: (1) dissolving polyacrylonitrile and ferric chloride hexahydrate in a solvent to obtain an electrospinning precursor solution; (2) electrospinning the electrospinning precursor solution to obtain a precursor fiber membrane; (3) calcining the precursor fiber membrane under a protective atmosphere to obtain a nitrogen-doped carbon nanofiber catalytic membrane loaded with monatomic iron. The nitrogen-doped carbon nanofiber catalytic membrane loaded with monatomic iron prepared by this invention achieves near-complete utilization of metal atoms in advanced oxidation processes, significantly improving pollutant degradation activity and reaction kinetics; this material also possesses excellent structural stability and recyclability, providing a new design concept and technical path for developing efficient and scalable water treatment catalytic materials.

The application provides a triple magic optical trap method and device for Rydberg atom quantum computing, and relates to the technical field of quantum computing. The method comprises the following steps: measuring the change relationship between an atomic ground state and a transition resonance frequency with a bias magnetic field at several different trap depths, and determining a magic magnetic field strength; measuring the change relationship between the atomic ground state and the transition resonance frequency with a dipole optical trap wavelength under the condition of the optical trap, and comparing the change relationship with the case without a magnetic field, and determining a magic wavelength; under the conditions of the magic magnetic field and the magic wavelength, a circularly polarized dipole optical trap is turned on, so that the trapping potentials of and are the same. In the operation of a double-bit gate and other operations related to the Rydberg state, the optical trap is always kept on, atomic escape is effectively avoided, the double coherence of the ground state-ground state and the ground state-Rydberg state is maintained, and the optical structure is simple.

This invention relates to the field of proton exchange membrane electrolyzers, and discloses a bipolar plate flow channel design for a proton exchange membrane electrolyzer based on honeycomb biomimetic principles. The design includes: an electrolyte inlet, a gas-liquid mixture outlet, a honeycomb biomimetic flow field region, an inlet distribution region, and an outlet collection region. The electrolyte inlet supplies deionized water into the flow channel; the gas-liquid mixture outlet discharges a mixture of electrolyte, hydrogen, and oxygen; the honeycomb biomimetic flow field region is composed of several periodically and closely arranged regular hexagonal flow channel units, covering the effective reaction area on the anode side of the bipolar plate; the electrolyte inlet and the gas-liquid mixture outlet are connected through a connecting channel within the honeycomb biomimetic flow field region. The flow channels of this invention exhibit a more uniform velocity field distribution and a more reasonable pressure field distribution, verifying that they maintain excellent and stable hydrodynamic performance under different operating conditions.

The invention relates to the technical field of nano materials, and discloses vulcanized nano zero-valent iron as well as a preparation method and application thereof. The method comprises the following steps: (1) mixing iron-containing metal salt with polyol to obtain a mixture A; wherein relative to 1kg of the metal salt, the dosage of the polyhydric alcohol is 1-50L; (2) mixing a reducing agent and a vulcanizing agent to obtain a mixture B; and (3) adding the mixture A and the mixture B into a supergravity machine, and reacting under a supergravity condition. The vulcanized nano zero-valent iron material prepared by the method disclosed by the invention is high in reaction activity, good in stability and uniform in particle size distribution, and can be used for degrading different types of chlorine-containing organic pollutants in underground water, and the degradation rate is greater than 90%; the remediation requirements of underground water polluted by organic chlorine-containing compounds around petroleum and petrochemical enterprises or waste land parcels can be met.

This invention discloses a high-safety, high-cycle-life in-situ cured gel polymer electrolyte and its preparation method, belonging to the field of lithium-ion battery technology. The electrolyte is formed by in-situ polymerization of a gel precursor solution inside the battery triggered by an energy field. The precursor solution contains acrylamide and / or methacrylamide polymerizable monomers, multifunctional acrylate and / or methacrylate crosslinking agents, phosphorus-containing polymerizable flame-retardant components, an initiator, lithium salt, and an organic solvent. The preparation method includes preparing the precursor solution, injecting it into the pores of the battery cell, and in-situ curing triggered by heat or ultraviolet light. Through the synergistic effect of in-situ gelation and gradient electrodes, continuous and stable ion transport channels and flame-retardant networks are constructed within the electrode pores, thereby simultaneously improving the battery's abuse safety and low-temperature cycle life.

The invention relates to the field of alloy production, and discloses a method for preparing an alloy from coarse pyrite. The method comprises the following steps: carrying out oxidizing roasting on coarse sulfur cobalt ore obtained in a flotation desulfurization process; the roasted pyrite is subjected to ore grinding; mixing the ground ore powder with a reducing agent, limestone and sodium humate to prepare lump ore; the lump ore is put into a rotary kiln to be roasted and reduced, and reduced iron slag is obtained; and the reduced iron slag is put into a submerged arc furnace to be smelted, and crude cobalt-nickel-iron alloy is obtained. According to the method disclosed by the invention, low-grade sulfur and cobalt resources which are difficult to economically treat by a traditional dressing and smelting method are efficiently recovered through oxidizing roasting desulfurization, reduction and submerged arc furnace melting separation treatment, cobalt and nickel elements which are dispersed in an occurrence state are effectively enriched, and iron elements in the resources are synchronously recovered; cooperative recovery of multiple metals such as cobalt, nickel and iron is achieved, and the total utilization rate of mineral resources is increased. The method is short in process, conventional in equipment, stable in operation and easy for large-scale and continuous industrial application.

The invention discloses a catalyst for methane ultrahigh-temperature catalytic combustion as well as a preparation method and application of the catalyst. The catalyst is a composite oxide comprising a cobalt element, an iron element, a cerium element, an aluminum element, a lanthanum element and a magnesium element, wherein based on the total mass of the catalyst, the mass percentage of each element is as follows: 10-20% of cobalt, 15-20% of iron, 10-18% of cerium, 5-15% of aluminum, 6-12% of lanthanum and 1.0-3.0% of magnesium, and the mass ratio of the lanthanum element to the magnesium element is (4-8): 1; the catalyst is prepared by the following steps: carrying out parallel flow co-precipitation reaction on a mixed salt solution containing a cobalt salt, an iron salt, a cerium salt, a lanthanum salt, a magnesium salt and an aluminum salt and a precipitant solution, and then aging, drying and roasting. The catalyst is a full non-noble metal Co-Fe-Ce-Al-La-Mg six-membered composite oxide, a stable skeleton structure is formed through the La-Mg synergistic effect, the efficient effect of a Co-Fe-Ce core catalytic unit is combined, and the catalyst has excellent low-temperature light-off activity and 1300 DEG C ultrahigh-temperature long-acting stability.

The application provides a zero-trust-based virtual power plant distributed energy access method, relating to the technical field of virtual power plants. When a distributed energy device starts to access a virtual power plant, a terminal perception layer collects target information and generates an authentication request package to send to an edge verification layer; after completing basic verification, a cloud management and control layer and a blockchain node are cooperated to complete secondary verification to generate a dynamic identity token; the comprehensive trust value of the distributed energy device is calculated and the trust level is divided; the minimum authority corresponding to the distributed energy device is allocated; the distributed energy device interacts with the virtual power plant based on the dynamic identity token, the authority and the data; in the process of data interaction, the running state, behavior data and network environment of the distributed energy device are cooperated to be continuously monitored, and the comprehensive trust value and the authority are updated in real time. The application constructs a four-level zero-trust access architecture, realizes dynamic verification and authority control in the whole life cycle of access, and effectively resists various security threats.

The application discloses a high-temperature gradient structure thermal barrier coating and a preparation method thereof, and belongs to the technical field of thermal barrier coatings.The high-temperature gradient structure thermal barrier coating comprises, from bottom to top, a substrate, a bonding layer, an 8YSZ layer and a rare earth zirconate layer.The bonding layer is made of NiCrAlY alloy; the 8YSZ layer is ZrO2 stabilized by 8% mass fraction of Y2O3; and the chemical composition of the rare earth zirconate layer is LaYbZrCeO7.The application introduces the rare earth doping and double-layer structure design idea into the structure of the thermal barrier coating, so that low thermal conductivity, high thermal expansion coefficient and excellent thermal cycle life can be obtained, and the application has a wide application prospect in the field of thermal barrier coating materials.

This application relates to an electrode device, its fabrication method, and its application. The electrode device includes: a conductive current collector, which is a metal square tube structure; a detachable wall body, obtained by cutting one side of the metal square tube structure, wherein the detachable wall body has multiple holes, and the inner wall of the holes is coated with conductive adhesive; a tubular electrode, matching the number of holes, inserted into the holes, wherein the tubular electrode has multiple pores; and a sealing layer, covering the connection between the holes and the tubular electrode and the distal end of the tubular electrode; after the detachable wall body is inserted into the tubular electrode and covered by the sealing layer, it is re-fixed to the conductive current collector by welding. This method effectively integrates the tubular electrode in a highly ordered and rational manner, greatly improving electrochemical conversion efficiency, and is simple in design, easy to operate, and readily scalable.

The utility model discloses a kind of multiple layer base material alignment calibration structures for plaster processing, it is located on limiting base, it is used to align calibration to base material, and include: pushing device, it is located on limiting base, for pushing base material;Bearing plate, it is located on limiting base, plate is used to carry the base material of alignment accumulation;Loading plate, it is connected with bearing plate, for carrying misaligned base material to carry out handling.The multiple layer base material alignment calibration structure for plaster processing can be synchronized from multiple directions to multiple layer base material alignment calibration, effectively solve the alignment deviation problem caused by the single direction pushing of traditional device, significantly improve the base material alignment accuracy, reduce the waste due to misalignment;With the anti-collision spring and anti-collision plate on the bearing strip, flexible buffer protection can be formed to base material during pushing process, avoid base material edge breakage, tearing, guarantee base material integrity.

This invention discloses the preparation and application of a highly stable underwater superoleophobic silicon carbide ceramic membrane. The preparation involves first placing an unoxidized silicon carbide ceramic membrane in a muffle furnace and sintering it at 500–900°C for 25–45 minutes to obtain a post-oxidized silicon carbide ceramic membrane. Then, the post-oxidized silicon carbide ceramic membrane is placed in a plasma cleaner and subjected to plasma modification at a vacuum of 300–800 mT for 5–120 minutes. Experiments have shown that the method of this invention produces a silicon carbide ceramic membrane that not only possesses excellent underwater superoleophobic properties but also retains these properties for a long time with high stability, showing great promise for application in oil-water separation. Furthermore, the preparation method of this invention is simple, uses mild conditions, is low-cost, and easily scalable.

This invention relates to the field of food sauce technology, and more particularly to a wasabi and mushroom sauce and its preparation method. The wasabi and mushroom sauce is prepared from the following raw materials in parts by weight: 80-120 parts wasabi granules, 5-20 parts wasabi oil granules, 150-300 parts diced mushrooms, 30-60 parts edible oil, 10-30 parts sweetener, 8-12 parts edible salt, 4-10 parts thickener, and an appropriate amount of water. This invention combines wasabi granules with highly stable wasabi oil granules. The wasabi oil granules are obtained by solidifying a Pickering emulsion stabilized with sodium octenyl succinate starch / microcrystalline cellulose and hydrogenated palm oil, exhibiting excellent protection and sustained-release effects against isothiocyanates, etc. The added diced mushrooms enrich the chewy texture. The wasabi and mushroom sauce maintains a high ITC content after storage, with a long-lasting flavor and rich taste, combining the aroma of real wasabi, the umami of mushrooms, and a full-bodied chewy texture.

The utility model provides a multi-element magnesium-based hydrogen storage alloy preparation device. The preparation device comprises a reaction chamber, the rapid quenching pressure unit is arranged in the reaction chamber and comprises a gas inlet pipeline and a swirling gas pipeline, at least part of the gas inlet pipeline extends out of the reaction chamber, and the swirling gas pipeline is obliquely arranged at an inclination angle of 45 degrees relative to the gas inlet pipeline; the smelting and rapid quenching unit is arranged in the reaction chamber; the smelting and rapid quenching unit comprises a drip-type crucible arranged in the reaction chamber, a reaction product is stored in the drip-type crucible, and the inlet end of the drip-type crucible is communicated with the gas outlet end of the swirling gas pipeline, so that inert gas is conveyed into the drip-type crucible through the obliquely arranged swirling gas pipeline; applying uniform pressure to the reaction product in the molten state in the dripping type crucible, so that the reaction product drips out from the bottom of the dripping type crucible; the problem that in the prior art, the pressure applied to the to-be-reacted material is not uniform due to airflow formed by conveying inert gas into the to-be-reacted material is solved.