26 results about "Particulate (substance)" patented technology

The utility model belongs to the technical field of water-based release agent production, particularly relates to a water-based release agent production and preparation device, and provides the following scheme aiming at the problems that the production efficiency is reduced due to the fact that the emulsification time is prolonged due to existing large-particle substances, and materials or emulsifiers are wasted due to the fact that the large-particle substances are filtered. Comprising an emulsifying tank and a supporting frame, the emulsifying tank is arranged on the supporting frame in a penetrating mode, a heating wire for generating heat is arranged in the emulsifying tank, in the emulsifying device, due to the arrangement of a grinding assembly, materials can be ground immediately after entering the emulsifying tank, the refining degree and the emulsifying effect of the materials are effectively improved, and the emulsifying effect of the materials is improved. And meanwhile, the first fixing assembly and the second fixing assembly stably fix the movable grinding disc and the static grinding disc correspondingly, the stability of the grinding process is guaranteed, the weighing assembly guarantees the matching precision of materials, and the stability and performance of the product are improved.

The invention discloses a collection and extraction device for clay fraction sediments. The collection and extraction device comprises a device box body, a collection assembly and an extraction assembly, the collecting assembly comprises a guide plate arranged on one side of the device box body, a drilling casing pipe clamped in the guide plate, a collecting sleeve clamped in the drilling casing pipe, a lifting motor for providing power for the drilling casing pipe and a first electric push rod for providing power for the collecting sleeve; the extraction assembly comprises a screening cylinder arranged in the device box body and a screening motor for providing power for the screening cylinder; the device is reasonable in structural design, the drilling casing pipe is used for drilling in a sampling area, then the collecting sleeve is pushed into underground sediment, and a clay fraction sediment sample is collected; in a clay fraction sediment sample collection process, an xrd diffractometer is used for detecting the mineral content and large particle substances in the sediment, so that the sampling position of the device can be conveniently adjusted in real time, the sampling efficiency is improved, and theoretical support is provided for source control, process blocking and tail end treatment of pollutants in the sediment.

An object of the present invention is to provide a biocompatible carrier material capable of locally releasingparticles. The present inventors have found that by using a non-gelling polymer formed by reversibly bonding a plurality of hydrophilic polymer units as a carrier material, it is possible to locally release particles to an affected part such as an ulcer surface, thereby enhancing gene transduction specificity and reducing off-target effects.

Aquaculture system with a tank (1) for raising aquatic organisms, in particular fish (2), preferably saltwater fish, wherein the tank (1) is divided into at least two, preferably three, separate tank sections (4), wherein the aquatic organisms in the tank sections (4) are kept separately in groups according to different life stages, wherein the aquatic organisms of the individual groups are in the same life stage, wherein each tank section (4) is assigned a feeding device (5), wherein the quantity of feed to be added to each feeding device (5) is individually adjustable, wherein the quantity of feed is adjusted depending on a feed conversion ratio (FCR) of the aquatic organisms; wherein the tank (1) comprises at least one device for aeration with ambient air, preferably a side channel blower;wherein the ambient air is introduced into at least one basin section (4) via at least one air nozzle (9), wherein the at least one air nozzle (9) is arranged in the at least one basin section (4) such that a turbulent circular flow is created in the basin section (4), and wherein the circular flow inhibits sedimentation of particulate substances in the basin section (4).

A method of examining a particulate substance comprising inorganic binder precursor particles is described. The method of examining comprises determining at least one property associated to a binder quality of the particulate substance comprises. The method comprises providing a sample mixture comprising the portion of the particulate substance and a portion of a fluid substance; performing at least one of scanning procedure, wherein each scanning procedure comprises acquiring at least one image of an image acquisition area; processing the acquired image(s) to obtain at least one processed image of each scanning procedure; and determining said at least one binder quality associated property of at least the portion of the particulate substance.

This invention pertains to a versatile and innovative mixing cap designed for efficiently combining two separate components such as liquids, powders, or granulated substances just prior to use. The cap features a inventive mechanism that includes a variable thickness rubber container for storing the additive substance and a pressing plate connected via a threaded hall bar. The pressing mechanism is activated by a user-operated press button, which enables controlled release of the substance through apertures in the container into a liquid held within an attached bottle. The cap's unique design allows for precise control over the amount of substance released, accommodating a wide range of material types and viscosities, from nano-scale particles to high-viscosity liquids. This controlled pressurized release mechanism ensures thorough mixing without clumping, enhancing the solubility and dispersion of the substances within the liquid.

This exhaust gas treatment system comprises: a cooling tower for cooling exhaust gas containing carbon dioxide; an absorption tower into which an absorbing liquid capable of absorbing the carbon dioxide contained in the exhaust gas is introduced and in which the absorbing liquid is caused to absorb the carbon dioxide contained in the exhaust gas that has passed through the cooling tower; a regeneration tower in which the absorbing liquid that has absorbed the carbon dioxide is heated to separate the carbon dioxide from the absorbing liquid to thereby regenerate the absorbing liquid; a wet electric dust collector by which floating particulate substances including sulfur trioxide (SO3) contained in the exhaust gas are electrically charged and collected; detection parts; and a control device. The control device includes a charging-output regulation part for regulating the charging output of the wet electric dust collector on the basis of at least one of the following concentrations detected by the detection parts: the soot / dust concentration of the exhaust gas; the ozone concentration of the exhaust gas; the concentration of volatile organic compounds in the exhaust gas discharged from the absorption tower; and the concentration of the floating particulate substances in the exhaust gas.

The utility model relates to a large particulate matter blocking structure for sewage sample collection, which belongs to the technical field of sewage sample collection and comprises a stand column, and a blocking structure for blocking particulate matter is arranged on the left side of the stand column. The blocking structure comprises a collecting barrel fixedly connected to the left side of the stand column, a water suction pipe communicating with the lower side of the collecting barrel, and a filter screen plate fixedly connected to the inner bottom wall of the water suction pipe. The cleaning device is arranged on the left side of the collecting barrel and is used for cleaning blocking substances of the filter screen plate; the sewage absorbing assembly is arranged at the upper end of the inner side of the collecting barrel; the cleaning device comprises a fixing plate fixedly connected to the upper end of the left side of the collecting barrel. According to the large particulate matter blocking structure for sewage sample collection, particulate matter in sewage is filtered through a filter screen plate, and meanwhile, a first bevel gear is meshed with a second bevel gear to push a cleaning brush to clean impurities blocked by filtering on the lower side surface of the filter screen plate.

The invention discloses a preparation system and method for adding functional substances into tows, and relates to the technical field of cigarette tow manufacturing. In order to solve the problems that in the prior art, particulate matter addition is limited by acetone or a water-soluble additive, solid particles are prone to agglomeration, and spinning is difficult, functional substances (such as inorganic particles and organic particles) and cellulose diacetate acetone slurry are subjected to high-shear sanding dispersion through a dispersion system (a sand mill with a cooling jacket); secondary agglomeration of particles is inhibited by using slurry viscosity, and uniform mixing is realized by adjusting sanding parameters. The method breaks through the addition limitation of insoluble substances, improves the dispersion uniformity and addition concentration of functional substances, is low in improvement cost, and is adaptive to an existing production line. The problem of dispersion of functional substances in the acetate fiber tow is effectively solved, and the functional application range of the tow is expanded.

The invention provides an efficient iron removal magnetic separator, relates to the technical field of iron removal and screening of particulate matter, and aims to solve the problems that an existing powder and particle iron removal magnetic separator is low in iron removal and magnetic separation efficiency, and powder matter magnetically separated by existing equipment is large in iron content and poor in magnetic separation effect. A stirring barrel is installed at the top of the workbench through a connecting frame, a feeding port is formed in the top of the stirring barrel, a containing cavity is formed in the workbench, a screening box is movably connected into the containing cavity, an outlet is formed in the side wall of the stirring barrel, an opening is formed in the top of the containing cavity, and the outlet is formed above the opening. A collecting cavity is arranged below the containing cavity, a discharging opening is formed in the bottom of the collecting cavity, and the containing cavity is communicated with the collecting cavity.

A method of examining a particulate substance comprising inorganic binder precursor particles is described. The method of examining comprises determining at least one property associated to a binder quality of the particulate substance. The method comprises providing a sample mixture comprising the portion of the particulate substance and a portion of a fluid substance; performing at least one scanning procedure, wherein each scanning procedure comprises acquiring at least one image of an image acquisition area; processing the acquired image) s) to obtain at least one processed image of each scanning procedure; and determining said at least one binder quality associated property of at least the portion of the particulate substance.

The invention discloses an animal cleaning sewage filtering device with a solid-liquid separation function, and relates to the technical field of sewage filtering. A separation mechanism is arranged in the separation bin, a water inlet pipe is connected to the top of the separation bin, a cleaning table is connected to the right end of the water inlet pipe, a smashing mechanism is arranged at the bottom of the separation bin, a deslagging box is connected to the bottom of the smashing mechanism, and a uniform mixing mechanism is arranged in the purification bin; a driving motor is arranged at the right end in the device body, the left end of the driving motor is connected with the separating mechanism and the smashing mechanism, and the bottom of the driving motor is connected with the uniform mixing mechanism. Through forward rotation of the driving motor, the separating mechanism and the smashing mechanism in the separating bin can run, the separating mechanism separates water flow, particles and other substances, the particles enter the smashing mechanism to be smashed under driving of the separating mechanism, and then the particle substances are discharged into the slag discharging box; therefore, the equipment is more convenient to separate solid particles in sewage, and the sewage purification efficiency of the equipment is improved.

Provided is a conductive film containing MXene and achieving higher conductivity. A conductive film containing particles of a layered material having one or more layers, wherein the layers include: a layer main body represented by the following formula: M m X n (wherein M is at least one metal of Groups 3, 4, 5, 6, and 7, X is a carbon atom, a nitrogen atom, or a combination thereof, n is 1 or more and 4 or less, and m is greater than n and 5 or less); a modification or a terminal T (T is at least one selected from the group consisting of a hydroxyl group, a fluorine atom, a chlorine atom, an oxygen atom, and a hydrogen atom) present on the surface of the layer main body; and a peak-related χ-axis direction rocking curve full width at half maximum of a (00I) plane (I is a natural number multiple of 2) obtained by X-ray diffraction measurement of the conductive film is 10.3° or less.

The present invention relates to a method for detecting a particulate substance by immunochromatography, the particulate substance including, on its surface, a plurality of substances to be bound containing a first substance to be bound and a second substance to be bound which may be the same or different with respect to each other, wherein the method includes the steps of: (1) contacting on a membrane a sample containing the particulate substance with a first specific binding substance for the first substance to be bound to capture the particulate substance with the first specific binding substance; (2) contacting the captured particulate substance with a second specific binding substance for the second substance to be bound to label the particulate substance; and (3) detecting the labeled particulate substance, wherein the first specific binding substance is immobilized on the membrane, and the second specific binding substance is bound to a metal nanoparticle.

The present disclosure is directed to a playing surface for a shuffleboard including an impregnated substance. The playing surface may include a base layer, a first finish layer, and a second finish layer. In some embodiments, the base layer may be made of wood and the first and second finish layers may be formed from a polymer or epoxy. The first finish layer may be produced by pouring a first layer of epoxy onto the base layer, and the second finish layer may be produced by pouring a second layer of epoxy onto the first finish layer at least 24 hours after the pouring of the first layer of epoxy. The second finish layer may be impregnated with a particulate substance after a predetermined amount of time has passed since the pouring of the second layer of epoxy.

The application discloses a kind of to the treatment method of the wastewater generated in producing cephalosporin, S1, physical treatment step: wastewater generated in producing cephalosporin is pumped into pool, then quantitative wood ash is added, and stirring device is used to stir mixing, subsequent standing for a period of time, so that the wood ash in wastewater pool is precipitated, then the upper layer wastewater is extracted by suction filtration device, so that wastewater is separated from precipitated wood ash;The application adopts wood ash when treating wastewater, not only can adjust the PH of wastewater, but also can adsorb particulate matter in wastewater, and wood ash is easy to see, the cost is lower, can reduce the resources consumed when cephalosporin wastewater is treated, reduce the cost of wastewater treatment, and the multi-stage treatment method is used, wastewater can be treated multiple times, greatly reduce the content of harmful substances in wastewater, strengthen the treatment effect of wastewater, so that wastewater discharge will not cause great pollution to the environment.

The application discloses a cement grinding aid, which is made of the following raw materials in parts by weight: alcohol amine compound 10-20 parts, polyacrylamide 1-3 parts, modified fly ash 10-20 parts, butyl benzene copolymer emulsion 10-20 parts, pentaerythritol triacrylate 6-10 parts, glycerol 20-40 parts and water 400-600 parts. The application uses solid waste fly ash as a raw material for modification and application, on the one hand, improves the utilization rate of solid waste and reduces the production cost, and on the other hand, the surface of the modified fly ash has special functional group structures which can better form relatively uniform particle materials with the mineralized substances on the surface of cement clinker through adsorption, increase the surface energy, improve the grindability of the materials and the cement output per hour. In addition, the modified fly ash and butyl benzene copolymer emulsion jointly act to enhance the 28-day compressive and flexural strength of cement, and can also significantly reduce the chlorine ion content of the cement out of the mill, prolong the service life of cement-based materials.

A method of examining a particulate substance comprising inorganic binder precursor particles is described. The method of examining comprises determining at least one property associated to a binder quality of the particulate substance comprises. The method comprises providing a sample mixture comprising the portion of the particulate substance and a portion of a fluid substance; performing at least one of scanning procedure, wherein each scanning procedure comprises acquiring at least one image of an image acquisition area; processing the acquired image(s) to obtain at least one processed image of each scanning procedure; and determining said at least one binder quality associated property of at least the portion of the particulate substance.

The present invention provides a device and method for preparing a standard substance for filter-based particulate matter, belonging to the technical field of standard substance measurement and detection. The device comprises an aerosol generator, wherein the air outlet of the aerosol generator is connected to the air inlet of a dryer, the air outlet of the dryer is connected to the air inlet of a two-stage mixer, the air outlet of the two-stage mixer is connected to the air inlet of a multi-stage aerosol diverter, the air outlet of the multi-stage aerosol diverter is connected to the air inlet of a filter membrane parallel sampler, the air outlet of the filter membrane parallel sampler is connected to the air inlet of a leak detector, the leak detector is further connected to a vacuum pump, and the aerosol generator, the two-stage mixer, the multi-stage aerosol diverter, the filter membrane parallel sampler, the leak detector, and the vacuum pump are all electrically connected to a computer control unit. The present invention can achieve rapid batch preparation of standard substances for filter-based particulate matter, the amount of particulate matter deposited on the filter membrane surface and the chemical composition can be controlled, and the mass of the loaded particulate matter has good consistency.

The present invention relates to a method for preparing a display panel coating composition, and a coating composition prepared using same. The method for preparing a coating composition comprises the steps of: (S100) stirring, at room temperature and at atmospheric pressure, raw materials comprising a main material and an initiator, so as to form a first homogeneous mixture; (S200) removing, under reduced pressure, moisture or gaseous substances from the first homogeneous mixture so as to form a second homogeneous mixture; and (S300) removing particulate substances from the second homogeneous mixture by using a microfilter.

The invention relates to the technical field of ball mills, and discloses sound insulation type ball milling equipment for construction waste, which comprises a barrel, end sockets are mounted on both sides of the barrel, a plurality of lining plates are mounted in the barrel, a driving part is mounted outside the barrel, a vibration propagation assembly is arranged in the barrel, and a sound insulation layer is arranged in the vibration propagation assembly. The vibration spreading assembly comprises a spiral groove and a plurality of circulation holes, small-particle substances enter the spiral groove under the action of the circulation holes, under the same energy consumption, the crushing efficiency is improved, due to the fact that the small-particle substances enter the spiral groove, the situation that the small-particle substances are attached to large-block substances and a lining plate is reduced, and the crushing efficiency is improved. In the prior art, when small-particle substances are attached to large-block substances, a buffer layer is formed between the grinding body and the large-block building solid waste, part of energy is absorbed, and the crushing efficiency of the large-block building solid waste is reduced, but after entering the spiral groove, the small-particle substances can be treated in a targeted mode, the adverse effects are avoided, and therefore the crushing efficiency is improved.

An object of the present invention is to provide a method for detecting particulate substances with a high degree of sensitivity, while suppressing the generation of non-specific signals. According to the present invention, the generation of non-specific signals in the background can be suppressed by blocking a membrane of a test strip which is used for immunochromatography with a blocking composition including a polymer-based blocking agent having, in its side chain, a substituent represented by the following formula:(wherein R1, R2, and R3 are each independently a hydrogen atom, a C1-6 alkyl group, or a C1-6 hydroxyalkyl group; and n is an integer of 1 to 4), and having a weight average molecular weight (Mw) of 1×103 to 1×107.

The utility model relates to the technical field of environmental protection equipment, and discloses a lead-making smoke dust treatment device which comprises a smoke dust collection device, a pretreatment device, a main treatment device and a tail gas treatment device, and the smoke dust collection device comprises a dust suction hood and a conveying pipeline; the pretreatment device comprises a cyclone dust collector and a bag-type dust collector; the main treatment device comprises a reactor and an activated carbon adsorber, an inner cavity of the reactor is filled with a catalyst, and an activated carbon layer is mounted in the activated carbon adsorber; the tail gas treatment device comprises a spray tower and an exhaust fan, the spray tower is filled with absorption liquid, and through multi-stage treatment, harmful substances in the lead-making smoke dust can be effectively removed, and the environment and human health are protected; the cyclone dust collector and the bag-type dust collector are adopted for pretreatment, so that most particulate matters can be removed, and the burden of subsequent treatment is relieved; the reactor and the activated carbon adsorber are adopted for deep treatment, harmful substances can be converted into harmless substances, and the treatment effect is improved.

The present invention relates to an anhydrous dispersion (A) of particulate substance(s), comprising, in particular in a physiologically acceptable medium: a) at least one polyol; and b) at least one polymeric dispersant that is soluble in said polyol; and c) at least one particulate substance. The invention also relates to a composition (B) for caring for and / or making up keratin materials, comprising, in particular in a physiologically acceptable medium: a) at least one aqueous phase; b) an anhydrous dispersion (A) of particulate substance(s) which is obtained by at least one step of grinding the polyol(s), said polymeric dispersant and said particulate substance(s).

The utility model discloses a preparation equipment of emulsion binder for chopped strand mat, including preparation kettle, the outer surface of preparation kettle is fixedly equipped with the heat insulation cover, the outer surface of preparation kettle is fixedly equipped with two support seat, the close one side face of two support seat is fixedly equipped with the support bottom plate together, the support bottom plate is equipped with the heat insulation cover, the heat insulation cover is equipped with the heat insulation cover, and the support bottom plate is equipped with the heat insulation cover. And a discharging pump is fixedly installed on the upper surface of the supporting bottom plate, the output end of the discharging pump fixedly communicates with a material pumping pipe, and the top end of the material pumping pipe penetrates through the preparation kettle and extends into the preparation kettle. According to the utility model, through the arrangement of the filter cover and the filter plate in the filter assembly and the pressurization of the discharge pump in the discharge process, the emulsion binder can be filtered, large-particle substances can be intercepted, the preparation quality of the emulsion binder can be improved, and in addition, the emulsion binder is ensured to be smoothly filtered and discharged, and the production efficiency is improved. Production interruption caused by unsmooth conveying or improper control of the viscosity of the materials is avoided, and the continuity of the production process is guaranteed.