57results about How to "Achieve dispersion effect" patented technology

The invention relates to a preparation method of flaky metal powder. The preparation method comprises the following steps in sequence: machining a metal to be prepared into flaky powder into a flake and using the flake as a soluble anode; in an anode chamber of an electrochemical reactor, taking sulfate of the metal and sulfuric acid water solution as an electrolyte, oxidizing the soluble anode into corresponding metal ions and enabling the metal ions to enter anolyte; and after solid-liquid separation and anolyte impurity removal, adding an alkyl glycoside surfactant to the anolyte and adjusting the pH value to 5.0-6.5, then injecting the electrolyte into a cathode chamber of the electrochemical reactor, carrying out electrochemical reduction reaction on the cathode and separating out the metal to be prepared through deposition, simultaneously starting an ultrasonic generating device to strip the metal to be prepared on the cathode and deposit the metal to be prepared in the electrolyte below the cathode and then obtaining the qualified flaky metal powder through solid-liquid separation, washing, vacuum drying, screening and packaging. The preparation method has the advantages of reasonable and convenient process, safe and reliable preparation course and good prepared product quality.

The invention discloses spunlaced non-woven material manufacturing equipment, comprising a bale plucker, a weight separator, a condenser, an opener, a cotton mixing machine, a scutcher, a carding machine, an air laying device, a web conveying curtain, a lapping machine, a spunlace machine and a winding machine. The spunlaced non-woven material manufacturing method comprises the steps of cotton plucking, weight separation, condensation, opening, mixing, cleaning, carding, air laying, jointing, lapping, spunlace, bleaching and winding. The spunlaced non-woven material manufactured by the manufacturing equipment and the manufacturing method comprises a pure cotton short fiber layer combined at one side of a pure cotton long fiber layer or between multiple pure cotton long fiber layers, and the short fiber layer is bonded on the long fiber layer. A hygienic wet tissue manufactured by the spunlaced non-woven material can realize good dispersion effect in water, can be directly thrown into a toilet after being used, has no stimulation to skin and causes no pollution to the environment.

The invention discloses a formula and a smelting key technique for a high-strength and high-tenacity aluminum alloy. The high-strength and high-tenacity die-casting aluminum alloy has good casting performance, mechanical performance and thermal treatment performance, and also has high strength and tenacity, so that the mechanical performance of the aluminum alloy is good; recording of cicada chirping is placed in a metal fluid in the smelting key technique, so that characteristic sound vibration of cicada chirping can spread in the metal fluid; according to observation, sound vibration of cicada chirping can generate more scattering and dissipating in a spreading medium compared with sound vibration with more low-frequency components; and more ripples can be motivated on the surface of themetal fluid.

The invention provides a formula of a high-strength high-toughness aluminum alloy and a smelting key technology thereof. The high-strength high-toughness aluminum alloy has good casting properties, mechanical properties and heat treatment properties, and further has relatively high strength and toughness, so that mechanical properties of the aluminum alloy are good. In the smelting key technology,a cicada chirping record is placed into a metal liquid, so that characteristic sound vibration of cicada chirping can spread in the metal liquid, it is observed that compared with low-frequency soundvibration with multiple components, sound vibration of cicada chirping can better scatter and dissipate in a communication medium, and more ripples can be aroused on the surface of the metal liquid.

The invention discloses a colloidal bismuth pectin capsule and a preparation process thereof. The capsule is formed by filling content into a capsule shell, and the content contains kieselguhr of adsorbing colloidal bismuth pectin. By adopting the preparation process, the colloidal bismuth pectin and the kieselguhr are added to a ball grinder so as to be crushed, and the colloidal bismuth pectin can be evenly adsorbed on the surface of the kieselguhr or into holes after the colloidal bismuth pectin and the kieselguhr are crushed, so that the medicine is prevented from easily agglomerating in water.

The invention discloses a yellow cadmium-wrapped pigment. The fineness of pigment powder is 0.5 to 3 [mu]m. The invention further provides a method of the yellow cadmium-wrapped pigment. The method comprises the following steps: putting cadmium sulfate, zirconium oxychloride, thiourea, urea, white carbon black, polycarboxylate and polyvinylpyrrolidone which serve as raw materials into water, mixing and stirring till the raw materials are dissolved, putting the solution into a reaction kettle, carrying out reaction under conditions of the temperature of 60 to 200 DEG C and rotating speed of 100 to 300 r/min for 5 to 24 hours, after the reaction is completed, carrying out natural cooling to obtain a pigment precursor, and carrying out washing, sintering and drying to obtain the yellow cadmium-wrapped pigment finished product. The mole ratio of the cadmium sulfate, the zirconium oxychloride, the thiourea, the urea, the white carbon black, the polycarboxylate and the polyvinylpyrrolidone is (6 to 15): (25 to 40): (5 to 35): (60 to 250): (10 to 50): (0.02 to 8.0): (0.01 to 4.0).

The invention discloses a GO/NR composite preparation method which comprises the following steps of S100, putting silicon dioxide, deionized water and a GO aqueous solution into a stirrer for stirring, and dispersing a mixture into a GO-SiO2 mixed liquid with a high-speed shearing machine; S200, adding 100 parts of centrifugal concentrated natural latex by mass in the GO-SiO2 mixed liquid, and performing ultrasonic vibration to obtain a GO-SiO2/NRL mixed liquid; S300, pouring the GO-SiO2/NRL mixed liquid into an open mill, obtaining a rubber master batch on a roller of the open mill, and scraping and collecting the rubber master batch with a scraper on the roller after the rubber master batch is dried for later use; and S400, mixing the prepared rubber master batch, zinc oxide (ZnO), stearic acid (SAD), an accelerant DPG and an anti-aging agent 4020 to finish preparation of a GO-SiO2/NRL composite. By adopting the GO/NR composite preparation method, the phenomenon of uneven combinationof molecules in the rubber master batch caused by the accumulation of groups in the process of standing and jetting is avoided, and then liquid drops are instantaneously dehydrated and dried to obtain GO-SiO2/NRL rubber master batch; and GO/NR composite preparation method is simple and controllable in process, scientific and reasonable in principle, low in energy consumption and production cost,strong in operability, more uniform in dispersion and friendly in use environment.

The invention discloses a GR-SiO2/IIR material preparation method. The method comprises the following steps that S100, sodium silicate, deionized water, absolute ethyl alcohol and a surfactant are mixed, and stirred under water bath heating to form a modified sodium silicate aqueous solution; S200, a proper amount of lauric acid and hydrochloric acid are added into the modified sodium silicate aqueous solution, and ultrasonic treatment is carried out for half an hour under an ice-water bath to obtain a silica precipitation solution; S300, the silica precipitation solution is filtered and flushed to obtain a modified silica solid-liquid mixture, the modified silica solid-liquid mixture is placed in a beaker, a proper amount of deionized water is added, and the pH value is adjusted to be neutral; S400, deionized water is added, a GR aqueous solution is added after stirring, centrifugally concentrated butyl latex is added into GR-SiO2 mixed liquor, and GR-SiO2/IIRL mixed liquor is obtained; S500, the GR-SiO2/IIRL mixed liquor is heated and poured into a container tank to be ejected to a roller of a high temperature open mill and dried to form rubber master batch; and S600, the rubbermaster batch is placed into the open mill, filler is sequentially added for mixing, and preparation of a GR-SiO2/IIR composite material is completed. The technology is simple, and the process is controllable.

The invention discloses a drying device for algal protein feed preparation, relates to the technical field of feed preparation and aims to improve an existing drying device so as to improve the dryingquality of the existing drying device. According to key points of a technical scheme of the drying device, a plurality of conveying belts are arranged in the horizontal direction in a drying box, theconveying belts are distributed in the vertical direction, the conveying directions of every two adjacent conveying belts are opposite, the conveying belts which perform conveying clockwise deflect leftwards, and the conveying belts which perform conveying counterclockwise deflect rightwards; compression rollers are arranged above each conveying belt, the rotating linear velocity of the compression rollers is equal to the conveying velocity of the conveying belt, and scraping plates located below ends of the conveying belts are arranged in the drying box; and an air supply pipe used for supplying air from a feeding port to a discharging port is arranged in the drying box, and a heating pipe is arranged at one end, close to the feeding port, of the air supply pipe. The drying device achieves the effect of improving the drying quality.

The invention provides a preparation method and construction method of a quick-setting polymer synthetic modified emulsified asphalt water shutoff agent and belongs to the technical field of materials. According to the preparation method and construction method of the quick-setting polymer synthetic modified emulsified asphalt water shutoff agent, stratum pores are quickly blocked under a high-temperature stratum condition, stratum pressure is kept, an oil layer is displaced from a high-temperature stratum to a range near a shaft of an oil well which is subjected to oil extraction in advance according to a certain method and direction, so that the oil extraction efficiency and the oil extraction quantity are greatly improved. the water shutoff agent can be used for oil well formation water shutoff under the environment of 60-120 DEG C and the stratum water mineralization degree of (20,000-25,000), and can effectively improve the oil production and the oil production efficiency, thereby playing an extremely important role in reducing the cost and increasing the yield of the oil well.

The invention proposes a method for preparing thermal insulation coatings for architectural glass, comprising: preparing ATO alcohol slurry: putting ATO powder into an alcoholic solvent, stirring evenly, adding a polymer cationic dispersant, stirring again evenly, adding Cationic surfactant, then use a pH regulator to adjust the pH to 9, and then use ultrasonic dispersion, high-speed disperser dispersion and ball mill dispersion to carry out staged dispersion after stirring evenly, and the weight percentage of ATO in the obtained alcohol slurry is 10-30% , the weight percentage of polymeric cationic dispersant is 2.5-6%, and the weight percentage of cationic surfactant is 0.5-3%; Add alcoholic resin and coating auxiliary agent to prepare ATO thermal insulation coating afterwards, final product is environment-friendly insulation Thermal coating has good dispersibility, high stability, uniform film formation, and better heat insulation effect.

The invention relates to the technical field of electrolytes, in particular to an electrolyte of a colloidal battery. The electrolyte of the colloidal battery is characterized by comprising the following components in parts by weight: 2-5 parts of fumed SiO2, 0.2-0.4 part of polyacrylamide, 2-4 parts of glycerin, 0.5-3 parts of H3PO4, 0.5-2.5 parts of anhydrous sodium sulfate, 34-38 parts of sulfuric acid, 0.5-0.8 part of EDTA, 0.1-0.5 part of aluminum hydroxide, 0.5-1 part of a propanetriol solution and the balance of water. In the electrolyte, the propanetriol solution is added, so that a moisturizing function is enhanced, and thus the cycle life of the colloidal battery under a high-temperature condition is prolonged; in addition, through the fumed SiO2 hydrosol, after addition of the sulfuric acid, the colloidal storage battery is stable in performance and good in thixotropic property, and electrochemical performance indexes of the storage battery are met.

The invention belongs to the technical field of food preservation, and discloses an antioxidant food preservative film and a preparation method thereof. The preparation method comprises the steps that lecithin type omega-3 unsaturated fatty acid is added into ethyl alcohol and fully stirred to be dissolved, illite powder is added for being continues stirred to form paste, the pH value is adjusted to be 7.0, standing and filtering are carried out, sediment is washed with water three times, vacuum drying is carried out, and organic illite powder is obtained; and an epigallocatechin gallate solution is added for being fully adsorbed, filtering, precipitating are drying are carried out, the epigallocatechin gallate solution is added into a mixed solution of sodium lignin sulfonate, polyoxyethylene and polyvinyl alcohol, electrostatic spinning is carried out to form a nanofiber membrane, fumigating and cross-linking are carried out on glutaraldehyde and hydrochloric acid, washing with water is carried out to be neutral, and drying is carried out to obtain the antioxidant food preservative film. The antioxidant food preservative film has the effects of storing biological antioxidants and slowly releasing antioxidant substances, and has better antioxidant effect and lasting preservation performance when being applied to food preservation.