18results about How to "Dispersed" patented technology

The invention belongs to the technical field of textile auxiliaries, and particularly discloses a multifunctional polyester type high-temperature leveling agent and a preparation method thereof.The leveling agent is prepared from, by mass, 1.5-2.5 parts of ester exchange catalyst, 5-25 parts of polyhydric alcohol, 0.5-1.5 parts of esterification catalyst, 3-40 parts of fatty acid, 15-30 parts of solvent, 20-40 parts of hydrophilic polyether chain segment and 20-40 parts of benzene-containing polyester chain segment. According to the multifunctional polyester type high-temperature leveling agent and the preparation method thereof, the prepared leveling agent has the effects of dispersing and solubilizing a dye, preventing a fabric from being scratched in the washing process, performing hydrophilic soft modification on the surface and the like, and due to the excellent dispersion and solubilization stability of the leveling agent in the full-temperature section, the heating rate can be effectively increased; the production speed is increased, wrinkles and scratches caused in the rapid temperature rising process of the fabric can be effectively prevented, and meanwhile the fabric is endowed with good hydrophilic and soft performance.

This invention relates to the field of water pollution control technology and discloses the preparation and application of modified chitosan adsorption balls. The invention involves grafting modified nano-micron high-purity composite active iron onto chitosan, then mixing it with dried and crushed sludge. The modified nano-micron high-purity composite active iron is then reacted with the chitosan to modify it. First, the surface of the nano-micron high-purity composite active iron is made to have active functional groups, and then it reacts with chitosan. At this point, the chitosan also has a dispersing effect, resulting in better performance and achieving a synergistic effect of dual phosphorus removal. This invention has low cost, simple operation, and good economic benefits.

The invention discloses a rapid and efficient low-temperature dyeing process for wool / cashmere, which reduces the dyeing temperature to 85-90 DEG C by controlling the temperature in the dyeing process, thereby reducing the energy consumption, protecting the fiber structure and reducing the damage to the wool / cashmere. In the temperature range, the dye can better permeate into wool / cashmere fibers, and a good dyeing effect is achieved. Compared with the traditional high-temperature dyeing process, the low-temperature dyeing process disclosed by the invention has the advantage that the dyeing time is remarkably shortened. Due to the adoption of low-temperature dyeing and the combination of special dyeing auxiliaries, the process can obviously improve the color fastness, especially the washing fastness and the rubbing fastness, so that the quality and the durability of a final product are improved. According to the invention, dyeing can be completed without adding other auxiliary agents in the dyeing process. The dye is wide in application range, and is suitable for all dyes for dyeing wool and cashmere, such as acid dyes, reactive dyes, neutral dyes and mordant dyes.

The invention relates to a powder particle surface micro-shaping method and a powder particle surface micro-shaping device. The powder particle surface micro-shaping method comprises the following steps: grinding powder particles in a grinding system by adopting a grinding medium under a preset temperature condition; gas is conveyed into the grinding system; the gas can stir powder particles and drive the powder particles to be in contact with the grinding medium; and when the mass of the powder particles meets the preset mass requirement, the powder particles are driven out of the grinding system by the gas. The technical problem to be solved is how to provide the powder particle surface micro-shaping method, corners of powder particles in irregular shapes are trimmed, polished and rounded, the powder particles are processed into powder particles with uniform sizes and regular shapes, and the flowability of slurry prepared from powder is improved.

The present invention provides a composite current collector and a preparation method and application thereof. The composite current collector comprises a substrate and a first coating located on at least one surface of the substrate; the first coating comprises a composite material, and the composite material comprises carbon dots and a polymer having a conjugated structure. The composite current collector provided by the present invention, through the introduction of the composite material in the first coating, under the synergistic effect of the carbon dots and the polymer having a conjugated structure, reduces the contact resistance between the composite current collector and the active material layer, and improves the conductivity, conductive stability, adhesion, corrosion resistance and solvent resistance of the composite current collector, reduces battery polarization and thermal effects, and improves the rate performance of the battery.

The invention relates to the technical field of textile chemical assistants, in particular to a polyacrylate fluoride-free waterproof agent as well as a preparation method and application thereof. The invention provides a polyacrylate fluoride-free waterproof agent which comprises the following components in parts by weight: 7-11 parts of a hard monomer, 81-85 parts of a hydrophobic acrylate monomer, 3-7 parts of a crosslinking monomer, 1-5 parts of a functional monomer, 4-8 parts of a compound emulsifier, 26-30 parts of a cosolvent, 0.4-0.8 part of an initiator and 400-430 parts of water, the compound emulsifier comprises hexadecyl trimethyl ammonium chloride and allyloxy polyoxyethylene ether with the molecular weight of 800 to 1000 Da. According to the invention, allyloxy polyoxyethylene ether and polyacrylate are polymerized and then grafted with a polyoxyethylene ether chain segment, so that the bonding strength of the polyacrylate fluoride-free waterproof agent and fibers can be enhanced, and excellent durability is achieved; by controlling the length of a polyoxyethylene ether chain segment, the arrangement direction and position of a hydrophobic chain are relatively controlled, so that excellent waterproofness is achieved.

The invention provides a method for producing a flow-state backfill material by using undisturbed phosphogypsum building solid waste, and belongs to the technical field of building backfill engineering. After undisturbed phosphogypsum is scattered, the undisturbed phosphogypsum is mixed with the water reducing agent, the water, the ground phosphate rock, the alkaline activator, the filler and other raw materials in the first stirring equipment according to a specific proportion and in a specific adding mode, and the large-flow-state backfill material is formed. Wherein the carbide slag and the red mud in the phosphogypsum and the alkaline exciting agent can adopt original-state water-containing slurry slag, and drying and grinding treatment is not needed. The utilization rate of solid waste in the backfill material prepared by the method reaches 95% or above, a large amount of phosphogypsum and building solid waste can be consumed, and the backfill material has good social and economic benefits, and is simple in production process flow and wide in application range.

The invention belongs to the technical field of grouting materials, and particularly discloses a flowing water grouting material and a preparation method and application thereof. The flowing water grouting material provided by the invention comprises a component A and a component B which are prepared according to the weight ratio of 3.0: 1-5.5: 1, wherein the component A comprises calcium hydroxide, mineral powder, a water reducing agent and water; and the component B comprises strong alkali, soluble carbonate, water glass and water. The grouting material provided by the invention can be combined with a grouted body under a flowing water condition, not only has anti-dispersion and anti-scouring capabilities, but also has the advantages of high stone rate, fast stone body strength increase, excellent environmental protection performance and the like, and the setting time is adjustable. The method is suitable for water guide channel plugging of water inrush or curtain construction under the flowing water condition, and is suitable for the field of underground water disaster control.

The utility model relates to the technical field of environment-friendly treatment, and discloses a resin circulation adsorption device which comprises an adsorption tank body and a desorption piece, resin particles for adsorption treatment are placed in the adsorption tank body, the desorption piece is arranged on one side of the adsorption tank body and is communicated with the adsorption tank body, the adsorption tank body comprises a dispersion barrel, and the dispersion barrel is provided with a dispersion cavity. A dispersing part is arranged in the dispersing cylinder and is used for fully dispersing resin particles entering the dispersing cylinder; the resin particle desorption device effectively solves the problems that when resin is subjected to desorption treatment, because resin particles are stacked together, a desorption agent cannot be in full contact with each resin particle, and the resin particles cannot be subjected to full desorption treatment.

The invention discloses a traditional Chinese medicine massage cream with rapid drug release capability and a preparation method thereof. The traditional Chinese medicine massage cream comprises a traditional Chinese medicine extract and a matrix, the matrix comprises modified sodium polyacrylate, a thickening agent, a humectant, cetostearyl alcohol and deionized water; the modified sodium polyacrylate is prepared by copolymerizing acrylic acid, acrylamide and cationic lignin; the cationic lignin is prepared from alkali lignin, epoxy chloropropane and 3-chloro-2-hydroxypropyl trimethyl ammonium chloride through a reaction. The medicine carrying capacity and the medicine releasing capacity of a matrix can be effectively improved, the infiltration effect of the massage cream can be improved, and then the absorption effect of a human body on traditional Chinese medicine ingredients in the massage process is promoted; meanwhile, the compounded traditional Chinese medicine components can effectively relieve diseases such as rheumatoid arthritis, scapulohumeral periarthritis, bone tuberculosis, cervical vertebra pain, lumbar disc herniation and limb pain and numbness, and can be widely applied to the field of traditional Chinese medicine massage ointment.

The invention discloses a preparation method of PHA-PPTA copolymer fibrid and PBO-PPTA fibrid, combines the advantages and disadvantages of PBO fibrid and aramid fiber, designs a special ratio, starts from the polymer molecular structure level, adopts an in-situ copolymerization method to prepare a precursor PHA-PPTA stock solution, obtains PHA-PPTA copolymer fibrid by high-speed shearing, and then obtains PBO-PPTA copolymer fibrid by high-negative pressure thermal cyclization. It not only retains the excellent properties of PBO fibrid such as high strength, high modulus, high temperature resistance, and weak moisture absorption, but also improves the liquid phase dispersion performance and composite reinforcement effect of PBO fibrid by introducing PPTA aramid with strong polar amide groups, so that it can become a paper-based insulating material with excellent performance, so as to realize the promotion and application of PBO paper-based materials in more fields.

The present invention belongs to the technical field of shoe materials, and specifically relates to a high-elastic shoe material and a preparation process thereof. The high-elastic shoe material comprises the following components by weight: 70-80 parts of thermoplastic polyurethane elastomer; 10-20 parts of ethylene-vinyl acetate copolymer; 15-20 parts of ethylene-octene copolymer; 10-15 parts of nitrile rubber; 8-10 parts of composite antibacterial agent; 2-4 parts of foaming agent; 0.6-1 parts of zinc oxide; 1-2 parts of antioxidant; 10-15 parts of composite filler; The present invention prepares a moderately hard, lightweight, and highly elastic shoe material by a blending and foaming process using the above components, and the obtained shoe material hardness also has good strength, wear resistance, yellowing resistance, antibacterial property, and flame retardancy.

The invention discloses a Brazil nut ice cream which is prepared from the following raw materials: Brazil nuts, Canada maple sugar, coconut juice, milk, coconut oil, single cream, butter and a sweetening agent, part of ice cream raw materials are subjected to process treatment such as cleaning, steaming, grinding, filtering and microencapsulation, and meanwhile, a specific composite defoaming agent is compounded, so that the Brazil nut ice cream is prepared. The ice cream which is good in flavor and taste and rich in nutrition can be prepared.

A shell-imitated rubber bushing design method based on a microcosmic contact mechanical model belongs to the technical field of rubber bushings, and comprises the following steps: designing a shell-imitated rubber knuckle bearing with a steel-rubber-steel interface synergistic structure; the method comprises the following steps: performing a uniaxial tensile test on a rubber bushing material to obtain stress-strain data, processing the test data by using a fitting tool, and selecting a rubber constitutive model according to a deviation value between a fitting curve and a test curve; performing contact stress analysis and static stiffness calculation on the bionic rubber bushing; the radial contact area of the rubber bushing is calculated, and the steel-rubber interface contact area is optimized by controlling the geometric angle and radius of a steel layer; and importing a single stress-strain result obtained by finite element analysis into fatigue analysis software, and predicting the fatigue life of the rubber bushing. The shell bionic structure is applied to the heavy-duty truck chassis rubber bushing, and the technical problems that an existing heavy-duty truck rubber bushing is insufficient in rigidity and prone to failure due to fatigue under high-strength dynamic loads are solved.

The application belongs to the technical field of stirring equipment, and particularly relates to a numerical control chemical raw material mixture stirrer. In view of the problem that the existing chemical raw material stirrer cannot gradually release auxiliary materials in the stirring process, the following scheme is proposed. The scheme comprises a mixing barrel, a vertical main shaft is sleeved between the bottom inner wall shaft center position of the barrel cover and the shaft center position of the main shaft fixing frame, a stirring middle box is fixed on the circumferential outer wall middle position of the main shaft through bolts, a stirring mechanism is arranged on the circumferential outer wall of the stirring middle box, and an auxiliary material adding mechanism is arranged on the circumferential inner wall of the barrel cover. In the auxiliary material adding process of different mixtures, the auxiliary material adding mechanism of the stirrer is independent, the auxiliary material can enter the inside of the mixing rotating box through the auxiliary material conduit and the mixing feeding pipe, the mixing rotating box can gradually release the auxiliary material in the stirring and mixing process, and the mixing effect of the auxiliary material is improved.

The invention provides a dispersion extraction auxiliary agent for micro / nano plastic in soil and application of the dispersion extraction auxiliary agent, and belongs to the technical field of pollutant detection and treatment. The dispersion extraction auxiliary agent provided by the invention is prepared from the following preparation raw materials in percentage by mass: 1 to 30 percent of polyphosphate, 1 to 10 percent of sodium percarbonate, 0 to 1 percent of surfactant and 59 to 98 percent of water, the surface active agent is a nonionic surface active agent or a zwitterionic surface active agent. According to the invention, the polyphosphate dispersant is adopted to disperse the soil aggregate and release the micro / nano plastic wrapped by the soil aggregate; the sodium percarbonate solid oxidizing agent can pre-oxidize organic substances in soil, improve the dispersion effect on soil aggregates and release micro / nano plastic wrapped in the soil aggregates; the zwitterionic surfactant or the nonionic surfactant can reduce the electrostatic adsorption force between the micro / nano plastic and the vessel in the extraction process of the micro / nano plastic in the soil.

The application discloses a microporous ceramic catalyst carrier and a preparation method thereof, and relates to the technical field.The application comprises the following raw materials: a base material, the base material comprising the following components in parts by weight: bauxite 30-50 parts, fused quartz 47-60 parts, and porcelain clay 10-36 parts; and a binder, the binder comprising the following components in parts by weight: heat-resistant phenolic resin 10-14 parts, fumed silica 23-26 parts, and mica powder 10-16 parts.The application uses bauxite as the main base material to replace alumina, and since the bauxite also contains silica inside and the content of the silica is not high, the bauxite can be better fused with the fused quartz when sintering, so that the sintering temperature is reduced, the forming rate is improved, and the wear resistance is enhanced, and then when the microporous ceramic catalyst carrier is formed, the microporous ceramic catalyst carrier has the advantages of small density, high strength, pressure resistance, stable chemical properties, strong universality, no pollution, multiple shape assembly, and adaptation to complex reaction design.

The present application relates to the field of immune detection technology, especially to a whole blood processing fluid capable of reducing interference in whole blood sample detection, which comprises the following components: a surfactant and an anti-red blood cell antibody; the surfactant is a non-hemolytic surfactant; the concentration ratio of the surfactant to the anti-red blood cell antibody is 20-5000. In the present application, the surfactant and the anti-red blood cell antibody are used together to realize interference-free detection, and the surfactant is preferably an amphoteric surfactant or a non-ionic surfactant, both of which have certain dispersing ability and anti-static effect, can improve the stability of magnetic bead suspension, and thus improve the sensitivity of the reaction system.