30results about How to "Stable diffusion" patented technology

The invention discloses a mosquito attractant, which comprises the following components in parts by weight: 5-15 parts of lactic acid; 1-5 parts of stearic acid; 30-50 parts of ammonium bicarbonate; The smell of sweat attracts mosquitoes; smell is one of the main basis for mosquito tracking and positioning. The stearic acid contained in many cosmetics makes mosquitoes habitually track the smell of stearic acid, thereby improving the efficiency of mosquito trapping.

The invention discloses high-stability lithium ion battery electrolyte as well as a preparation method and application thereof, and belongs to the technical field of a lithium ion battery. The electrolyte is prepared from conductive lithium salt, an organic solvent and a Mn(II) ion stabilizer, wherein the Mn(II) ion stabilizer is Mn[(CF3SO2)2N]2. The Mn(II) ion stabilizer can be deposited on the surface of a cathode SEI film in the charging and discharging processes; a modification effect is achieved in a position near the lithium titanate surface; the lithium ion diffusion is stabilized, so that the reduction of the cycle performance is effectively retarded. The cycle performance of the lithium ion battery containing an electrolyte stabilizer at 0.005 to 2.5V is obviously improved.

The invention discloses a fluorescent gold nano-cluster aggregate and a preparation method thereof. The preparation method comprises: mixing and reacting a cationic surfactant and a gold source in an organic solvent to obtain a composite reactant; mixing and reacting the composite reactant with an alkylthiol to obtain an alkylthiol-gold complex compound solution; adding the alkylthiol-gold complex solution into an aqueous solution of a nonionic surfactant to generate fluorescent gold nanocluster aggregates. The excitation peak position of the fluorescent gold nano-cluster aggregate is 200-400 nm, and the emission peak position is 500-800 nm. The invention can prepare fluorescent gold nanocluster aggregates that can be uniformly and stably dispersed in aqueous solution, which can be directly used as fluorescent gold nanoclusters; and it has good photostability, large Stokes shift and near-infrared region The nature of the emission can be applied to fluorescence-related fields, such as light-emitting devices and fluorescence detection.

The invention discloses a phosphogypsum-based filling bag for efficiently repairing a concave part of a slope surface and a construction method thereof. The concave filling bag on the lower side is provided with a plurality of dividing nets that divide the concave filling bag into several reaction areas, each reaction area is provided with a water bag and a hardened matrix, and the surface of the dividing net is provided with a sharp point. The thorn and the anchor can be inserted into and penetrate through the interior of the filling bag, the anchor is hollow inside, and the surface of the anchor is provided with a communication hole; the invention can quickly green and ecologically restore the concave part of the slope.

The invention belongs to the technical field of copper alloy powder, and in particular relates to a method for preparing a dispersion-strengthened aluminum bronze spherical powder, which comprises the following steps: placing the aluminum bronze pre-alloyed raw material in a graphite crucible of an intermediate frequency induction furnace, melting in a vacuum, and then using gas mist The aluminum bronze spherical powder is made by the chemical process; the nano-dispersed phase powder is put into pure water, and an organic silicon surfactant is added at the same time. After ultrasonic dispersion, the nano-phase forms a colloidal solution in the water; the aluminum bronze spherical powder is put into the colloid solution, fully stirred, placed in an oven, heated and dried; the obtained powder was put into a mixing tank for mixing, and the powders were rubbed against each other to obtain dispersion-strengthened aluminum bronze spherical powder. Compared with the prior art, the coating structure prepared by using the aluminum bronze powder of the present invention is compact, and the dispersed phase particles of nanometer to submicron size are distributed in the coating, and the size of the dispersed phase particles is stable, and they are evenly distributed in the layer obtained by cold spraying In the film layer of the like structure, it has the effect of particle dispersion strengthening.

The invention provides a device and a method for continuously preparing polyaniline nanofibers by moving interface polymerization, and the method mainly comprises the following steps: continuously injecting aniline monomers and an organic solvent into a first container, stirring and mixing to form an organic phase solution, continuously injecting an acidic aqueous solution of an initiator and a dopant into a second container, and stirring and mixing to form an aqueous phase solution; after the two solutions are uniformly mixed respectively, opening a valve, allowing the two solutions to continuously and stably flow through two reaction tubes at a certain speed through the centrifugal force provided by a stirring device and form a moving interface in the reaction tubes, polymerizing the aniline monomers in the moving interface area, and after the flowing polymerization is finished, finally collecting the aniline monomers into the two collection containers; and washing, suction filteringand drying the products in the collection containers to obtain the polyaniline nanofibers. The method has the advantages of simple and convenient operation, low cost, controllable reaction and high repeatability, and is an effective way for realizing large-scale continuous production of high-quality polyaniline nanofibers.

The invention provides a high-concentration graphene slurry, and a preparation method and a preparation device thereof. The high-concentration graphene slurry is prepared through stage addition of expandable graphite and a dispersant and one-shot addition of a solvent without concentration. The preparation method of the slurry further mechanizes the preparation process of the graphene slurry, and facilitates the large-scale production of the high-concentration graphene slurry.

The invention discloses a light guide plate and a preparation method thereof. The light guide plate comprises a light outgoing surface, a back surface and side surfaces, wherein the light outgoing surface and the back surface are arranged oppositely; the side surface is connected with the light outgoing surface and the back surface; at least one side surface is provided with a light incoming layer; the part outside the light incoming layer of the light guide plate is a PS layer; and the light incoming layer is composed of the following components in parts by weight: polymethyl acrylate, microporous hydroxyapatite, n-propyl silicate, cellulose triacetate, acrylonitrile-butadiene-styrene copolymer, ultrafine activated silica powder, polydimethylsiloxane, polymethylpentene resin, polytetrafluoroethylene, 4-octylphenol, ethylene bisstearamide, ethyene glycol, stearate, acrylic emulsion, polymethylphenyl silicone, thermoplastic polyurethane elastomer, dicalcium phosphate, polyethylene glycol, a stabilizer, and a composite antioxidant. Through mixing the components, the light guide plate is prepared, the stability is strong, the transmittance is good, and light loss can be reduced.