11results about How to "Adhesive" patented technology

The application belongs to the field of paint, and particularly discloses PU white primer, a preparation method and application thereof. The PU white primer comprises A component, B component and C component. The A component comprises hydroxyl acrylic acid resin, castor oil, dispersing agent, defoaming agent, cyclohexanone, silicon dioxide, titanium white powder, talcum powder, calcium carbonate, butyl acetate, leveling agent, organic tin and propylene glycol methyl ether acetate. The B component comprises butyl acetate, HDI trimer and isocyanate prepolymer. The C component comprises dimethylbenzene, butyl acetate, propylene glycol methyl ether acetate and dimethyl carbonate. The PU white primer has the advantages of water resistance, high temperature resistance, adhesion, adhesion, hiding power and strong flexibility, and has superior comprehensive performance, is green and safe, low in cost, and is very suitable for being used as wood and stone surface primer in kitchens, bathrooms and the like.

The invention discloses an organic particle and a preparation method thereof, an emulsion, an isolating membrane, a secondary battery monomer and an electric device. The organic particles comprise secondary particles formed by gathering primary particles, and the primary particles comprise first organic particles and second organic particles; the interiors of the first organic particles are of hollow structures, and the second organic particles are binder particles. According to the embodiment of the invention, the organic particles are used in the isolating membrane, so that the secondary battery monomer has high reliability and good cycle performance.

The invention discloses a heating inactivation type active toxic wastewater treatment system which comprises a first inactivation tank, the top of the first inactivation tank is communicated with a feeding port, the side faces of the feeding port and a discharging port are both communicated with first heat exchange pipes, the tops and the bottoms of a second inactivation tank and a third inactivation tank are both communicated with feeding ports and discharging ports, and the tops and the bottoms of the second inactivation tank and the third inactivation tank are communicated with second heat exchange pipes. The invention relates to a wastewater treatment system. According to the heating inactivation type active toxic wastewater treatment system, a first water pump absorbs wastewater in a first inactivation tank into a heat exchange cylinder through a first heat exchange pipe, and a second water pump absorbs wastewater in a second inactivation tank and a third inactivation tank into a hot water pipe through a water inlet pipe and a second heat exchange pipe; therefore, heat exchange among the first inactivation tank, the second inactivation tank and the third inactivation tank is achieved, the purposes of heating the first inactivation tank and saving part of steam are achieved, the second inactivation tank and the third inactivation tank can be cooled more quickly after absorbing heat, and the subsequent cooling efficiency of the second inactivation tank and the third inactivation tank is improved.

This invention provides a polyacrylate binder for lithium-ion battery separator coating and its preparation method, relating to the field of lithium-ion battery materials technology. The binder comprises emulsion particles with a core-shell structure, prepared by soap-free emulsion polymerization. The soap-free emulsion includes functional monomers, hard monomers, soft monomers, rigid monomers, and post-crosslinking monomers. The core-shell structure includes a core layer, an intermediate layer, and an outer layer. The core layer is copolymerized from hard monomers and functional monomers; the intermediate layer is copolymerized from functional monomers, soft monomers, and rigid monomers; and the outer layer is copolymerized from hard monomers, soft monomers, and functional monomers. This invention, through its three-layer core-shell structure design, achieves a unified approach to separator base film adhesion, prevents re-adhesion during high-temperature transportation, ensures good adhesion to positive and negative electrode sheets under room temperature cold pressing, and provides excellent electrolyte resistance, thus solving the technical problems commonly found in existing PMMA coating processes.

The application discloses a kind of image velocimetry system for blood vessel, the method for blood vessel pathological change risk assessment, blood vessel detection device-nanoparticle composition and its application, it is related to image processing field, the system includes: targeted visualization nanoparticle administration unit, double-ring scanning optical probe, CMOS imaging device, image acquisition and double-domain correlation processing module, coupling mechanics parameter calculation module.The application utilizes double-ring scanning optical probe to combine external CMOS imaging device, realizes the efficient transceiving and transmission of nanoparticle fluorescence signal;By performing digital image correlation and microscopic particle image velocimetry on image sequence, finally obtain the time synchronization data of blood vessel wall deformation, near-wall blood flow velocity and shear stress and other mechanical parameters, and based on this, the assessment and early warning of blood vessel pathological change risk are carried out.

The utility model discloses a maintenance-free bearing for textile machinery, which is applied to the technical field of bearings and comprises a bearing outer ring and a bearing inner ring arranged in the bearing outer ring, a plurality of balls are arranged between the bearing inner ring and the bearing outer ring, a plastic oil seat is arranged between the bearing outer ring and the bearing inner ring, and the plastic oil seat is connected with the bearing outer ring through a connecting rod. The plastic oil seat is in a U-shaped ring shape, the ball is located in a U-shaped groove of the plastic oil seat, and the plastic oil seat is made of a high-molecular polymer material which fully absorbs lubricating oil. According to the utility model, saturated lubricating oil is adsorbed by a high-molecular polymer material to form the plastic oil seat, and the plastic oil seat has certain viscosity and adhesivity, so that gaps in the bearing can be filled, external dust, moisture and impurities are prevented from entering the bearing, and a good sealing effect is achieved; the plastic oil seat in a working state can enable adsorbed grease to be lubricated and seep under the action of stress, and the grease is sucked back to the temporal part of the plastic oil seat when the plastic oil seat is static, so that solid-liquid double-phase lubrication is realized.

This invention discloses a galvanized steel sheet with good adhesion to an electron beam-cured coating, comprising a galvanized steel sheet, at least one surface of which has a composite coating. The composite coating contains the following effective components: an aqueous cationic polymer resin A, comprising 45-75 parts by weight; a compounded organosilane coupling agent B, comprising 15-45 parts by weight; the compounded organosilane coupling agent B is formed by the mixed hydrolysis and condensation of at least one organosilane coupling agent B1 containing an epoxy functional group and at least one organosilane coupling agent B2 containing an amino functional group; a silane coupling agent C containing unsaturated bonds, comprising 3-10 parts by weight; a water-soluble fluorine-containing compound D, wherein the fluorine element comprises 1.5-5 parts by weight; and a water-soluble phosphorus-containing compound E, wherein the phosphorus element comprises 2-5 parts by weight. This invention also discloses a surface treatment agent for galvanized steel sheets and a method for manufacturing a galvanized steel sheet with good adhesion to an electron beam-cured coating.

This invention belongs to the field of inorganic nanoparticle preparation technology, and relates to a ball milling modification method for bifunctionalized thin-layer hexagonal boron nitride: Hexagonal boron nitride powder, guanidine hydrochloride, and urea are continuously heated and stirred to obtain a homogeneous mixture of a eutectic solvent formed by guanidine hydrochloride and urea and the hexagonal boron nitride powder; this mixture is poured into a ball mill jar containing grinding balls and a liner, and a certain amount of ethanol and water are added as dispersants for high-energy ball milling; after the material is separated from the grinding balls, the milled material is vacuum filtered, dried, and the resulting powder is dispersed in water, then ultrasonicated, allowed to stand, vacuum filtered, and dried to obtain bifunctionalized thin-layer hexagonal boron nitride. This invention not only has the advantages of readily available raw materials and simple process, but also high efficiency, environmental friendliness, and low energy consumption. The hexagonal boron nitride obtained by this method has thinner layers, good biocompatibility, low relative density, and good thermal conductivity.

The utility model belongs to the technical field of optical reflector assembly accessories, and provides an optical reflector supporting structure which comprises a tool base and a reflector support. A mounting groove is formed in the middle of the tool base, a reflecting mirror support is inserted into the mounting groove, a reflecting mirror is arranged at the top of the reflecting mirror support, and a filling gap is reserved between the reflecting mirror support and the reflecting mirror; the reflector support is of an inverted U-shaped structure, and the shape of the mounting groove is matched with the shape of the reflector support. The filling gap is filled with UV glue; the area of a point is improved into the area of a surface, so that the bonding area of the UV glue is effectively increased; the point curing area is improved into the surface curing area, so that the ultraviolet irradiation area is effectively increased; the bonding area of the two points is optimized and improved to be the bonding area of the whole face, and the overall thrust is effectively improved by 2.5 times.

The invention relates to the technical field of high-frequency machines, and discloses high-frequency equipment for plastic products and a technological method.The high-frequency equipment comprises a rack, an air switch, a feeding conveying table, a discharging conveying table, an operation table, a controller, a high-voltage transformer, a high-frequency oscillator, a cooler and a cross-linking plate, and the feeding conveying table is arranged at the feeding end of the rack; the control end of the controller is connected with the air switch and the control end of the cooler, the output end of the cooler is arranged on the high-frequency oscillator, the output end of the high-voltage transformer is connected with the input end of the air switch, and the output end of the high-voltage transformer is connected with the input end of the air switch. The output end of the air switch is connected with the input end of the high-frequency oscillator, the output end of the high-frequency oscillator is connected with the input end of the cross-linking plate, and the output end of the cross-linking plate is connected with the pressing die on the operating platform. According to the high-frequency machine technology, high-frequency energy is improved, automatic feeding and discharging are achieved, time and labor are saved, and bonding at the welding position is firmer.

This invention relates to the field of battery technology, specifically to a battery. The battery includes a positive electrode, a negative electrode, and a separator. The positive electrode includes a positive current collector and a positive active material layer. The positive active material layer includes a three-dimensional network framework and positive active material located within the three-dimensional network framework. The three-dimensional network framework is formed by a conductive binder, which includes carbon nanotubes and an adhesive layer. Along the thickness direction of the positive active material layer, the positive active material layer includes a first surface away from the positive current collector, and the conductive binder is distributed on the surface of the first surface. The separator includes a carrier layer and a coating layer. The coating layer adjacent to the first surface of the positive electrode is a first coating layer. The proportion W of the projected area of ​​the first coating layer on the surface of the carrier layer in the surface area of ​​the carrier layer is 5%-65%. The battery of this invention has high interfacial adhesion between the separator and the positive electrode, which can maintain good adhesion during cycling, improving the cycle performance of the battery.