89results about "Aerosol preparation" patented technology

This invention relates to single-walled carbon nanotube films and methods and apparatus for their manufacture. This document discloses apparatus and methods for manufacturing large-diameter single-walled carbon nanotube films. Advantageously, large-diameter single-walled carbon nanotube films can be used as transparent electrodes with high transparency and low sheet resistance. In one embodiment, the method includes: supplying a support of carbon monoxide and a catalyst precursor through a first inlet at a temperature lower than the reaction temperature of the catalyst precursor; supplying heated carbon monoxide through a second inlet, such that the heated carbon monoxide is mixed with the support of carbon monoxide and the catalyst to form an aerosol; and reacting the aerosol in a reaction chamber to form a composite aerosol of single-walled carbon nanotubes, metal nanoparticles, carbon monoxide, and carbon dioxide. In this embodiment, the heated carbon monoxide heats the catalyst precursor, which reacts with the carbon monoxide to form carbon nanotubes.

The invention provides a self-preheating pyrolysis system and a preparation method of micro-nano particles, and relates to the technical field of material preparation, the self-preheating pyrolysis system comprises: a gas inlet part configured to receive precursor aerosol; the combustor is configured to perform pyrolysis on the precursor aerosol by combusting combustible gas and oxidizing gas which are introduced from the outside, so as to obtain micro-nano particles and pyrolysis gas; and the heating part is arranged between the gas inlet part and the combustor and is configured to heat the precursor aerosol entering the combustor by utilizing heat contained in the pyrolysis gas.

The invention belongs to the technical field of aerosol detection, and particularly relates to an aerosol adsorption material, a preparation method, an aerosol collection device and a detection system. The aerosol adsorption material comprises a polymer microsphere skeleton with a porous structure and a metal organic framework nano-material growing on the surface of the polymer microsphere skeleton, and the metal organic framework nano-material radiates outwards and grows along the surface of the polymer microsphere skeleton; wherein the polymer microsphere skeleton comprises a polystyrene-divinyl benzene microsphere, and the metal organic framework nano material comprises Zn-BDC (zinc-boron dichloride). A Zn-BDC metal organic framework nano material is grown on a porous polystyrene-divinyl benzene microsphere skeleton in a radiation manner, so that the composite adsorbent with a multilevel structure is constructed. According to the design, the macrostructure advantage of a polymer skeleton and the nano-scale ultrahigh adsorption performance of an MOF material are combined, synergistic interaction can be achieved, and efficient and accurate capture of all aerosol components (especially nicotine, characteristic aroma small molecules and the like) is achieved.

The invention discloses a flavor modifier, atomized essence and an aerosol generating device, and relates to the technical field of essence. According to the technical scheme, the flavor modifier comprises an active agent, a compound containing a phenolic hydroxyl group and-O-beta-D-glucosidic bond or a compound containing an alcoholic hydroxyl group and-O-beta-D-glucosidic bond is selected as the active agent, and the flavor modifier can be weakly combined with a Piezo channel in a trigeminal nerve to directly modulate a trigeminal nerve mechanoreceptor, so that the flavor of the trigeminal nerve is improved. The activity of the Piezo channel is inhibited, so that the sensitivity of the Piezo channel to mechanical friction of aerosol particles is reduced, and the nasal cavity roughness is reduced. Meanwhile, the flavor modifier disclosed by the invention can also cooperate with olfactory signals transmitted by other components in the atomized essence to jointly improve the smoothness, the fineness and the overall moist feeling of the fragrance.

This invention belongs to the field of potassium iodide aerosol preparation technology, specifically relating to a potassium iodide aerosol generating device. It includes a generating chamber, a recovery tank, and a vortex disk. The generating chamber houses a liquid supply assembly and a collection assembly. The liquid supply assembly includes a feed pipe with a spray assembly mounted on it. A long pipe is attached to the feed pipe, passing through a sleeve and a corrugated pipe before being inserted into a storage tank. The spray assembly includes a ball head, a spray pipe, and an inner cylinder. A small-diameter inlet is formed on the side wall of the spray pipe, and a large-diameter inlet is formed on the side wall of the inner cylinder. This invention uses a cylinder to move the feed pipe upwards, causing the spray nozzles on the spray pipe to rotate from the center of the vortex disk towards its edge, thus impacting the crystals within the grooves of the vortex disk. As the spray pipe rotates, the inner cylinder slides into the spray pipe, and the small-diameter inlet on the spray pipe and the large-diameter inlet on the inner cylinder gradually overlap, increasing the solution spray volume and enhancing the impact intensity.

A heat-not-burning device(100) and its heating method. The device(100) includes a housing(10), a plurality of heating elements(50), and a control assembly(30). The housing(10) has an accommodating cavity(101); the plurality of heating elements(50) are uniformly mounted on the cavity wall of the accommodating cavity(101) to pierce into the aerosol generating article, which can increase the contact area between the heating elements(50) and the aerosol generating article and help improve the heating uniformity of the aerosol generating article. The control assembly(30) is mounted on the housing and independently electrically connected to each heating element(50). The control assembly(30) is configured to independently control the heating of each heating element(50), which facilitates sequentially and individually controlling one or more heating elements(50) to heat according to the analysis and calculation results of the cumulative heating duration and the total puff duration. This can reduce the heating duration of a single heating element(50) and the heating duration of the part of the aerosol generating article corresponding to each heating element(50), help avoid overheating of part of the aerosol generating article and energy waste, and contribute to improving the energy utilization rate and battery life of the entire device(100).

A method for manufacturing an evaporator core, characterized in that the method comprises the following steps: Providing a ceramic aggregate, a filler, a pore former, and a sintering aid, and mixing to obtain a mixture, wherein the ceramic aggregate has a material purity of chemically pure, analytically pure, and ultrapure, wherein the filler has a material purity of chemically pure, analytically pure, and ultrapure, and wherein the filler comprises at least one of calcium oxide, magnesium oxide, and zinc oxide, and wherein, if the filler comprises calcium oxide, magnesium oxide, and zinc oxide, the mass fraction ratio of the calcium oxide, magnesium oxide, and zinc oxide is (1-3):(1-3):(1-3); Providing a binder and mixing the mixture with the binder to obtain a ceramic material, wherein the binder comprises at least two of paraffin, beeswax, stearic acid, polyethylene and ethylene-vinyl acetate copolymer; Providing a heating element and manufacturing an evaporator core blank from the heating element and the ceramic material; Sintering the evaporator core blank to obtain the evaporator core.

The invention provides a large-particle-size aerosol atomizer which comprises a solution bottle, an aerosol generating chamber is installed on the solution bottle, an aerosol nozzle and an impact ball located in front of the aerosol nozzle are installed in the aerosol generating chamber, a gas inlet nozzle is arranged at one end of the aerosol generating chamber, and an annular gas generating device is arranged at the other end of the aerosol generating chamber. The annular gas generating device comprises a gas inlet end, a contraction cavity and a gas outlet nozzle. The gas inlet end is provided with an annular groove and an annular gas inlet communicated with the annular groove. The aerosol atomizer is small in size, convenient to carry and install, stable in mist spraying, fine and uniform in mist drop and high in atomization efficiency. The aerosol atomizer can be used for generating various aerosols including microorganisms and standard particles with different particle sizes, and standard particle aerosols with the maximum size of 10 microns can be generated.

The present application discloses an aerosol generating device, which includes a main body and a housing. The main body is used to atomize an aerosol-forming substrate to generate an aerosol. The main body has an airflow channel for circulating air and / or aerosol. The main body is accommodated in a housing space of the housing. The housing includes a first housing and a second housing. When the first housing and / or the second housing are moved relative to the main body by an external force, a first relative displacement is generated between the first housing and the second housing to form a first area, thereby activating the aerosol generating device. Regardless of whether a mechanical power switch is provided in the present application, the aerosol generating device can be activated by the relative movement of the housing and the main body, thereby diversifying the functional implementation methods of the device and improving the user experience.

The invention discloses a preparation method of a water-soluble essence slow-release agent, the water-soluble essence slow-release agent, an aerosol generating product and a cigarette case. The preparation method comprises the following steps: respectively weighing water-soluble essence and beta-cyclodextrin according to the mass ratio of the water-soluble essence to the beta-cyclodextrin of (50-60): 1, (60-70): 1, (70-80): 1, (80-90): 1 or (90-100): 1; the preparation method comprises the following steps: adding beta-cyclodextrin into water-soluble essence, and stirring at the rotating speed of 750 to 770 r / min, 770 to 790 r / min, 790 to 810 r / min, 810 to 830 r / min or 830 to 850 r / min, so as to obtain a mixed solution; and homogenizing the mixed solution to obtain the water-soluble essence slow release. The essence slow-release agent capable of regulating and controlling the fragrance release rate, prolonging the fragrance retention time and optimizing the smoke quality is prepared by adopting a simple, convenient, effective and low-cost method, so that technical support is provided for low-tar and harm-reducing development of the cigarette industry. In addition, water is not added in the preparation process, and the water-soluble essence slow-release agent with high stability is obtained in cooperation with selection of technological parameters.

Disclosed herein is a simple method for generation of high-throughput aerosols of monodisperse micro-shell particles. To create the aerosol, small nozzles are employed blowing slightly compressed air on a thin liquid film. This allows one to generate bubble aerosols including particles having a thin liquid shell surrounding a gas core, which are suspended in a carrier gas flow or environment. The diameter of the created liquid shells is uniform and scales with the inner diameter of the blowing nozzle, enabling control on the size of the produced monodispersed aerosol and formation of particles between few microns to several hundred of microns in outer diameter.

The invention belongs to the technical field of conductive silver paste preparation, and particularly relates to a gas-soluble conductive silver paste preparation device which comprises a gasification reaction device, an aerosol preparation device is fixedly connected to the upper surface of the gasification reaction device, and a connecting pipe is rotatably connected to the lower surface of the aerosol preparation device. The connecting pipe penetrates into the gasification reaction device, a transmission structure is arranged on the outer circle face of the connecting pipe, and a screening assembly is arranged on one side of the upper surface of the gasification reaction device. Through cooperation of a transmission structure, a first bevel gear, a circular plate and a connecting rod, a push plate is driven to move up and down in a gas collection cylinder, air is fed into the gasification reaction device, meanwhile, a molecular sieve membrane exhausts oxygen in the gas collection cylinder, the content of oxygen entering the gasification reaction device is reduced, excessive oxygen is prevented from entering the gasification reaction device, and the gasification effect is improved. The preparation of the conductive silver paste by the device is influenced, and the yield of the conductive silver paste prepared by the device is improved.

The application discloses a solid aerosol generating device, which comprises a storage bin, a dispersing assembly, a feeding assembly and an aerosol discharge pipe connected to two ends of the storage bin respectively, the feeding assembly is used for adding powder into the storage bin, and the feeding assembly comprises an upper feeding valve used for controlling the opening and closing of the storage bin and the external environment; the dispersing assembly comprises a rotating brush which is rotatably arranged and tangent to the inner wall of the aerosol discharge pipe, and the rotating brush is used for dispersing the powder in the aerosol discharge pipe so that the powder is mixed with compressed gas to form a solid aerosol. The whole device adopts a sealed design, can effectively isolate the external environment, avoid the influence of the external environment on the powder during the feeding process, realize continuous and stable feeding, and ensure that the generated solid aerosol can be stably and continuously input into a target environment with different pressures.

The invention discloses a turbulence-enhanced braking wear particulate aerosol uniform mixing device which comprises a shell, a brake disc driving shaft and a brake caliper connecting piece, and a mixing cavity is formed in the shell; the brake disc is installed at one end of the brake disc driving shaft and located in the mixing cavity, and the other end of the brake disc driving shaft rotationally penetrates out of the mixing cavity to be connected with an external power source. The brake caliper connecting piece is arranged on the brake disc driving shaft in a sleeving manner, and the brake caliper is mounted on the brake caliper connecting piece; an air inlet and an air outlet are formed in the shell, both communicate with the mixing cavity and are symmetrically formed in the two opposite sides of the brake disc; a sealing environment is provided through the shell, external interference is prevented, particulate matter leakage is avoided, the accuracy and reliability of a detection result are guaranteed, a stable installation foundation is provided for the brake through the brake disc driving shaft and the brake caliper connecting piece, the structure is simple, installation is convenient, and practicability is high.

The invention provides a nano aerosol particle generation system based on laser ablation, which comprises a laser ablation system, a flow field regulation and control system and a particle collection system, and is characterized in that the laser ablation system is used for ablating an external target material to generate nano aerosol particles; and the flow field regulation and control system is used for regulating and controlling local airflow in a laser ablation area and rapidly blowing nano aerosol particles generated by ablation of the laser ablation system into the particle collection system for collection. When the device is used, the particle size distribution of nano aerosol particles is adjusted according to the flow and the flow velocity of an ablation area, and the particle concentration of the generated aerosol is changed by adjusting the scanning shape and the scanning speed of a laser spot, so that the independent adjustment of the particle size and the concentration is realized.

The invention provides a large-particle-size aerosol atomizer which comprises a solution bottle, an aerosol generating chamber is installed on the solution bottle, an aerosol nozzle and an impact ball located in front of the aerosol nozzle are installed in the aerosol generating chamber, a gas inlet nozzle is arranged at one end of the aerosol generating chamber, and an annular gas generating device is arranged at the other end of the aerosol generating chamber. The annular gas generating device comprises a gas inlet end, a contraction cavity and a gas outlet nozzle. The gas inlet end is provided with an annular groove and an annular gas inlet communicated with the annular groove. The aerosol atomizer is small in size, convenient to carry and install, stable in mist spraying, fine and uniform in mist drop and high in atomization efficiency. The aerosol atomizer can be used for generating various aerosols including microorganisms and standard particles with different particle sizes, and standard particle aerosols with the maximum size of 10 microns can be generated.

The invention relates to a preparation method and device of ligand-free magnetic iron oxide nano ink. The device comprises a tubular furnace, a plasma reaction cavity and a collection container, an inlet of the tubular furnace is connected with a first gas inlet pipe, an outlet of the tubular furnace is connected with an inlet of the plasma reaction cavity through a pipeline, the inlet of the plasma reaction cavity is connected with a second gas inlet pipe, and the collection container is connected with a gas outlet of the tubular furnace. The outlet of the plasma reaction cavity is connected with a collecting pipe, and the collecting pipe extends into the collecting container. An iron source is heated and sublimated through a tubular furnace to form aerosol, the aerosol is treated through cold plasma, magnetic iron oxide nanoparticles are generated, and the generated nanoparticles have unique surface chemical properties and can be dispersed in polar and non-polar solvents without surface ligands to form the stable magnetic iron oxide nano ink; the magnetic iron oxide nano-ink prepared by the method can be applied to the fields of electronic devices, magnetic anti-counterfeiting and the like.

The application relates to the field of intelligent medical treatment, in particular to a method for generating hydrophilic monodisperse aerosols with different particle sizes for human inhalation. The method comprises the following steps: obtaining a hydrophilic aerosol generating liquid; and conveying the hydrophilic aerosol generating liquid to an aerosol generator to obtain first monodisperse hydrophilic aerosols. The aerosol generator comprises a polydisperse aerosol generator and an aerosol particle size sorting instrument. The hydrophilic aerosol generating liquid is used to generate polydisperse hydrophilic aerosols through the polydisperse aerosol generator. The polydisperse hydrophilic aerosols are filtered through the aerosol particle size sorting instrument to obtain first monodisperse hydrophilic aerosols with different particle sizes. The method can obtain radioactive hydrophilic monodisperse aerosols with good research value.

The application discloses an active oxygen aerosol generating device and a preparation method thereof. The active oxygen aerosol generating device comprises a water tank, the water tank is suitable for containing water and forming an air chamber above the water surface, an air inlet and an air outlet are arranged on the wall of the water tank, and the air inlet and the air outlet are both communicated with the air chamber; a discharge device is arranged on the wall of the water tank and comprises a discharge needle and a needle sleeve sleeved outside the discharge needle, the discharge end of the discharge needle is hidden in the needle sleeve, the discharge end of the discharge needle is exposed to the air in the air chamber, the discharge needle is suitable for discharging the water vapor in the air chamber to generate negative oxygen ions in the air chamber; and an atomizer is suitable for being immersed in the water in the water tank, the atomizer is suitable for atomizing the water in the water tank into water mist floating in the air chamber to mix with the air containing the negative oxygen ions to form the active oxygen aerosol, and the active oxygen aerosol is suitable for being released from the open air outlet to the outside of the water tank along an air duct. The active oxygen aerosol is released outward along the air outlet and the air duct, can exist in a target area for a long time, and improves the disinfection and sterilization effect.

The embodiment relates to a porous absorbent material, and more particularly, to a porous absorbent material including porous grains to facilitate absorption and transfer of a liquid phase. The embodiment provides a porous absorbent material including a plurality of porous grains having micropores formed therein or on a surface thereof using a Benard cell phenomenon, and macropores are formed between the plurality of porous grains.

A method for producing a quantum dot including crystalline nanoparticle fluorescent material, wherein, using a first precursor solution and a second precursor solution containing different elements each other, the second precursor solution is sprayed as an aerosol on the heated first precursor solution, or both the first precursor solution and the second precursor solution are sprayed on a heated solvent as aerosols, and the first precursor solution and the second precursor solution are reacted with each other to synthesize a core particle containing the different elements. The method for producing quantum dots, can suppress the non-uniformity of the particle size of the quantum dots and accompany increase in the distribution of emission wavelengths in large scale synthesis.

The application discloses an aerosol bionic generating device, which comprises a cylinder body, a piston assembly, a first cavity, a first gas channel, a second gas channel and a third gas channel. The piston assembly comprises a piston which is slidably arranged in the cylinder body. One side end surface of the piston assembly and one end inner surface and an inner side wall of the cylinder body form the first cavity. The volume of the first cavity can change with the movement of the piston. The first gas channel can be connected with the first cavity and is used for introducing aerosol into the first cavity. The second gas channel can be connected with the first cavity and is used for introducing dilution gas into the first cavity. The third gas channel can be connected with the first cavity and is used for discharging the gas in the first cavity. The application can simulate the real smoking process of human bodies and generate aerosol close to the real smoking state of human bodies. The application further provides an aerosol bionic generating method based on the aerosol bionic generating device.

The embodiments of the present application relate to the technical field of aerosol generation apparatuses. Disclosed are a color testing calibration method and an aerosol generation apparatus. The method comprises: acquiring a no-load signal of an aerosol generation apparatus, then controlling a color testing apparatus to perform a color test, so as to obtain a new background color value; according to the new background color value and the current background color value, calibrating the current color threshold interval, so as to obtain a new color threshold interval; and storing the new color threshold interval and the new background color value. That is, along with the use of an aerosol generation apparatus, the current background color value and the current color threshold interval are re-calibrated, a new color threshold interval and a new background color value, which are obtained by means of calibration, are used as reference values for color determination, such that the reference values are adapted to a smudge and aging of a color testing apparatus. By means of the present application, fine errors such as small dirt and brightness attenuation can be corrected in a timely manner, color testing is more accurate, and the anti-dirt effect is effectively achieved.

The application provides an amine aerosol control system and method based on a phase change condensation technology, which comprises a particle growth tower, wherein the particle growth tower is provided with a wet air inlet, a decarbonized flue gas inlet, an amine liquid outlet, an exhaust outlet and a control unit; the wet air inlet is connected with a wet air automatic supply unit, the wet air automatic supply unit comprises a wet air preparation tower, and the wet air preparation tower is provided with an air input unit and a circulating water unit; a wet air monitoring unit is arranged between the wet air inlet and the wet air automatic supply unit; the decarbonized flue gas inlet is provided with a flue gas monitoring unit; the control unit is used for controlling the flow of the air input unit and the circulating water unit; the exhaust outlet is provided with a demisting unit, so that the gas discharged from the exhaust outlet is discharged after passing through the demisting unit. Through effective control of the amine aerosol, the application improves the purification efficiency of the decarbonized flue gas, reduces environmental pollution, and realizes comprehensive control of the amine aerosol escape to a certain extent.

To deliver nanoparticles into the atmosphere, a liquid formulation containing the nanoparticles is provided and pressurized to a high operating pressure p. The liquid formulation is delivered at the high operating pressure through at least one spray nozzle orifice that expels the liquid formulation as a jet of continuous droplets containing at least one nanoparticle of the plurality of nanoparticles. The plurality of nanoparticles has a length λ and a maximum length before breakage λ when stretched. max and the liquid formulation has a wall shear rate γ wall [per second]. According to the present invention, the liquid formulation is subjected to λ max / (λ γ wall The wall shear rate is experienced within the spray nozzle orifice for a limited shear time, t, of less than 100 s.

Disclosed is a simple and cost-effective technique for generation of high-throughput aerosols of uniform-diameter submillimeter-size core-shell particles. An aerosol may be created by using, e.g., a first tube filled with liquid and having a small hole through a sidewall, then passing a fluid through the liquid via a second tube passing partially though the first tube at a location above the small hole, forming coaxial flow through the small hole. The diameter of generated core-shell particles scales with the inner and outer diameter of the gas tube nozzle, enabling control on the size of the produced particles. Further disclosed is a simple, scalable and cost-effective technique that enables microencapsulation of various materials. Including highly viscous materials, into sub-10 μm particles. A specially designed atomizing tube interacts with bubbles formed in a liquid comprising a plurality of immiscible liquid layers to generate aerosols of droplets which have layered core-shell structure.

The application discloses a silica aerogel / aluminum silicate fiber paper composite material and a preparation method thereof. In a silica sol process, a solute containing a phytic acid derivative is added to the silica sol, and a mixed system is obtained after sufficient mixing. The silica aerogel / aluminum silicate fiber paper composite material is prepared through normal-pressure drying, the heavy metal adsorption performance of the prepared composite material is greatly improved, and the adhesion of the aerogel on the surface of the fiber paper can also be improved. In the scheme, the normal-pressure drying is adopted, compared with the supercritical CO2 drying, the large and expensive equipment is not needed, the operation is simple, and the large-scale popularization in the later period is facilitated. Compared with the aluminum silicate fiber paper, the high-temperature use performance of the composite material is improved, and the replacement rate of the thermal insulation material is reduced.

In one embodiment, systems and methods include an electrospray device (102) for atomizing fluids comprising a body (114) defining a resonant microwave cavity (116), wherein the body comprises a radio frequency inlet (118) configured to inject a radio frequency signal received from a power source (104) into the resonant microwave cavity, wherein the resonant microwave cavity is configured to to amplify a voltage of the radio frequency signal. The device further comprises a field concentrating pole (120) disposed within the resonant microwave cavity configured to concentrate the amplified voltage at a first end of the field concentrating pole to form an electric field. The device further comprises a nozzle (130) disposed at the first end of the field concentrating pole and a fluid supply line (126) configured to provide a fluid disposed within the field concentrating pole and fluidly connected to the nozzle, wherein the fluid supply line is fluidly connected to a fluid source (128).