30results about How to "Fast wetting" patented technology

The invention provides a method for purifying gibberellin GA3 and preparing water-soluble pulvis of gibberellin GA3. The invention brings forward control of purity and particle size of gibberellin GA3 and utilization of complex formulation to prepare water-soluble pulvis of gibberellin GA3. According to the invention, a mixed solvent of tetrahydrofuran/ethyl acetate/water is used for recrystallization of a crude product of gibberellin GA3, which enables a reasonable process and simple operation and enables purity of the product in one operation to be more than 98.5% and yield of the product to be more than 90%; the technology of complex formulation is employed and gibberellin GA3 is made to be rapidly dissolved in a water phase and to form a stable disperse phase through using of accessories like an acidic buffer reagent, a dispersant and a surfactant, thereby enabling gibberellin GA3 to be easier to store and transport and more convenient to use and drug effects and the utilization rate to be improved.

The invention discloses a permeability-increasing and coagulation-accelerating wetting agent for wet-type dust control. The permeability-increasing and coagulation-accelerating wetting agent comprises 0.5%-2% of cocamidopropyl betaine, 0.15%-0.8% of butylnaphthalenesulfonic acid sodium salt, 0.2%-1% of trimethyl-1-propanaminium iodide, 0.2%-1% of sucrose fatty acid ester, 1%-3% of corn starch grafting sodium acrylate, 0.5%-1.5% of isooctanol phosphate, 0.06%-0.35% of sodium alcohol ether sulphate, 0.5%-1.3% of sodium diethylhexyl sulfosuccinate, 0.2%-1.2% of polyacrylamide, 0.1%-0.8% of chitin derivative-carboxymethyl chitosan, 0.1%-0.2% of polyaspartic acid, 0.3%-0.6% of calcium chloride and the balance water. The ermeability-increasing and coagulation-accelerating wetting agent for wet-type dust control has the advantages that wetting ability of water for coal is enhanced and water molecules can wrap coal dust particles quickly, so that coagulation and falling of the coal dust particles are facilitated.

The invention specifically relates to a silicon steel pickling promoter and a preparation method thereof. According to a technical scheme in the invention, the silicon steel pickling promoter is prepared from 0.1 to 5.0 wt% of a corrosion inhibitor, 10.0 to 50.0 wt% of an inorganic salt reducing agent, 0.1 to 5.0 wt% of an emulsifier, 5.0 to 20.0 wt% of an organic metal ion chelating agent, 0.1 to 5.0 wt% of a defoaming agent, 0.1 to 5.0 wt% of a synergist and 20.0 to 80.0 wt% of water through uniform mixing at normal temperature with stirring. The silicon steel pickling promoter provided by the invention has the characteristics of convenience in usage, high pickling efficiency, low cost, environment friendliness, a good corrosion inhibition effect, etc.

The invention discloses a high temperature-resistant easy-collapsing precoated sand for casting. The high temperature-resistant easy-collapsing precoated sand is prepared from the following componentsin parts by weight: 87 to 118 parts of raw sand, 2 to 2.5 parts of benzoxazine resin, 0.7 to 3.1 parts of polyvinyl butyral, 3.7 to 5.6 parts of inorganic polymer, 0.3 to 0.5 part of sodium alginate,3 to 11 parts of bauxite, 3 to 13 parts of mullite powder, 5 to 15 parts of diatomite, 0.3 to 0.4 part of hexamethylenetetramine, 0.1 to 0.2 part of barium stearate, 0.1 to 0. 2 part of zinc stearate, 0.15 to 0.2 part of calcium stearate, 0.45 to 3.8 parts of flake graphite, 0.7 to 3.3 parts of dolomite powder, and 0.1 to 0.3 part of potassium nitrate. The high temperature-resistant easy-collapsing precoated sand for casting has the advantages that the combination of components is optimized; especially, the decomposing temperature of the potassium nitrate is high, the heat-resistant propertyof the benzoxazine resin is high, and the components can reach the synergistic cooperation function; the preparation method is simple, the sources of the raw materials are wide, and the high temperature-resistant property and the post-casting collapsing property of the precoated sand are guaranteed.

The invention relates to a preparation method for carbon particle reinforced metal base composite materials, and belongs to the technical field of metal material preparation. Carbon parcel and phenolic resin uniform-embedded metal powder is obtained through high energy of degummed short carbon fibers and phenolic resin powder, is ultrasonically processed and dried to obtain surface carbon removedand carbon and phenolic resin powder embedded metal powder, and is mixed with the phenolic resin powder and other components for pressing and sintering to obtain the carbon particle reinforced metal base composite materials. The preparation method successfully solves the problem of loose interface sintering of the carbon particle embedded metal powder in the sintering process; under the precondition of realizing compact sintering of the metal powder, the mechanical performance and the wear resistance of the designed and prepared metal composite materials are greatly improved; the preparation process is simple; and the cost is low.

A hair treatment method in which a hair treatment agent including (A) water, (B) a hydrophobic silicone, (C) 0.5% by weight or more of a lower alcohol and (D) a surfactant is applied to the hair, and immediately thereafter the hair is bundled and secured with a holding device.

The invention belongs to the field of lithium ion battery diaphragms, and particularly relates to a lithium ion battery diaphragm with high electrolyte wettability and a preparation method of the lithium ion battery diaphragm. The lithium ion battery diaphragm comprises a polyolefin microporous membrane matrix, and a lipophilic polymer coating covering the surface of the polyolefin microporous membrane matrix, wherein the wetting speed of the electrolyte on the diaphragm is greatly increased, the wetting uniformity of the electrolyte on the diaphragm is improved, the diaphragm wrinkling causedby poor electrolyte wetting in a lithium ion battery assembling process is prevented, and the risk of short circuit of a lithium ion battery is reduced.

The invention relates to the technical field of resource recovery, and particularly discloses a rapid humidifying and semi-digesting method for fly ash. The method includes the following steps that 1,sampling is conducted, the mass ratio of calcium oxide in the steelmaking fly ash is determined, and the water amount X required by the complete reaction of calcium oxide to calcium hydroxide; 2, thesteelmaking fly ash is added into a stirring tank, water is sprayed into the stirring tank, the steelmaking fly ash entering the stirring tank makes contact with the water, then is mixed by a stirring mechanism in the stirring tank for semi-digestion, and finally is discharged from a discharging pipe at the bottom of the stirring tank, and the total mass of the added water is 20%-60% of X in thestep 1. According to the technical scheme, the steelmaking fly ash can be rapidly humidified and semi-digested, then iron oxide scale or magnetic separation powder and a binding agent are added and mixed together for a chemical reaction, and later reaction and ball pressing procedures are facilitated.

The invention discloses a composition containing propionyl brassinolide and hypersensitive protein. Maleic anhydride is added into a three-neck flask provided with a reflux condensing tube and a thermometer, polyethylene glycol monomethyl ether is added, magneton stirring is started, p-toluenesulfonic acid is added, an intermediate C is obtained, and the intermediate C and allyl benzene are added into a four-neck flask. The propionyl brassinolide and the hypersensitive protein are reasonably compounded, so that the growth of plants can be regulated, the growth of the plants is promoted, the yield of crops is increased, the stability of the pesticide is improved by adding the dispersing aid, the pesticide is not easy to settle, and the absorption efficiency of the plants is improved by adding the surface active aid, so that the purposes of high-efficiency pesticide use, environment protection and soil pressure reduction are achieved.

The invention provides a rubber-based easy-to-pull adhesive and a preparation method thereof. The rubber-based easy-to-pull adhesive comprises: a first release film, a first face adhesive layer located on the first release film, a first wetting layer located on the first face adhesive layer and used for increasing a wetting speed of the first face adhesive layer, a base film layer located on the first wetting layer, a second face adhesive layer located on the base film layer, and a second release film located on the second face adhesive layer. The provided rubber-based easy-to-pull adhesive isless affected by an ambient temperature when being used, and especially in a low temperature condition such as winter, has the advantages of being more convenient and efficient, and at the same time,because the wetting layer has the characteristics of foam cotton, the rubber-based easy-to-pull adhesive has a certain buffer and shock-absorption effect.

Disclosed are a processed product of tea in the form of particles and method for masking the bad taste or bad odor of collagen. In an aspect, the processed product of tea contains tea powder and collagen powder and does not contain a binder. In another aspect, the processed product of tea contains tea powder and collagen powder, and contains 10 wt % or less of fine powder having a particle diameter of 75 μm or smaller based on the total particle weight of the processed product of tea.

The invention discloses equipment for wetting forage for cows in a gestation period and belongs to the technical field of livestock breeding. The equipment comprises a push device, a control switch and a wetting tank, wherein the wetting tank is of a columnar cavity structure; a heating tank is connected with the outer side wall of the wetting tank; a heating part is arranged in the inner cavity of the heating tank; the heating part is connected with the side wall of the wetting tank; a power supply protection box is connected with the left side of the heating tank; a battery is mounted in thepower supply protection box; and a water injection hole is formed in the left side of the top wall of the wetting tank. By adopting the equipment, the wetting speed can be increased, the wetting effect can be improved, the forage can be wetted and heated, demands of the cows in the gestation period on water can be increased, meanwhile, the cows can be prevented from eating cold forage, intestinesand stomachs of the cows can be protected, occurrence of gastrointestinal diseases of the cows in the gestation period can be reduced, growth and development of fetuses can be improved, and the calving rate of the cows can be increased.