565 results about "Conductive coating" patented technology

Provided herein are methods of performing multiplex detection of ligand binding kinetics. In some embodiments, the methods include contacting ligands with an array of nucleic acid barcoded oscillators disposed on a first surface of a substrate that comprises an electrically conductive coating, applying an AC electric field to the substrate sufficient to induce the nucleic acid barcoded oscillators to oscillate proximal to the first surface of the substrate, and detecting changes in oscillation amplitudes of the nucleic acid barcoded oscillators over a duration to produce sets of ligand binding data. In some embodiments, the methods also include contacting barcode decoding nucleic acids with the array of nucleic acid barcoded oscillators applying an AC electric field to the substrate sufficient to induce the nucleic acid barcoded oscillators to oscillate proximal to the first surface of the substrate, and detecting changes in oscillation amplitudes of the nucleic acid barcoded oscillators over a duration to produce sets of barcode decoding data.

The application discloses a kind of carbon nanotube / polyaniline composite modified epoxy resin conductive paint and preparation method thereof, belong to coating technical field.The application is prepared by preliminary disentangling carbon nanotube with specific solvent, and the carbon nanotube dispersion liquid uniformly dispersed is obtained;Afterwards, polyaniline is added to carbon nanotube dispersion liquid, and carbon nanotube / polyaniline composite is prepared by solvent evaporation or purification;Finally, carbon nanotube / polyaniline composite is compounded with epoxy resin, and high-performance carbon nanotube / polyaniline composite modified epoxy resin conductive paint is obtained.The carbon nanotube / polyaniline composite modified epoxy resin conductive paint prepared by the application has more excellent mechanical properties and electrical properties than traditional conductive paint, and can be better applied in aerospace, battery, communication, new energy and other aspects.

The invention discloses a preparation method of a 3MDT dimming film and application of the 3MDT dimming film to automobile glass, and relates to the technical field of dimming films. The preparation method of the 3MDT dimming thin film comprises the following steps: uniformly mixing isobornyl acrylate, a cross-linking agent and a photoinitiator, adding a functional filler, stirring and uniformly mixing, adding micromolecular nematic liquid crystal, and stirring to obtain a liquid crystal composite system; injecting the liquid crystal composite system into a liquid crystal box, and performing ultraviolet irradiation to obtain an interlayer film; two PET plastic films serve as substrates, the inner surfaces of the substrates are coated with ITO conductive coatings, the interlayer film is arranged between the two substrates, and the 3MDT dimming film is obtained. The prepared 3MDT dimming film has good heat insulation performance and mechanical performance, the interlayer film of the 3MDT dimming film has excellent hydrophobic performance, and the 3MDT dimming film is suitable for being applied to the aspect of automobile glass.

The invention provides a skin-core structure moisture power generation yarn, the yarn at least comprises a metal core layer, a wrap yarn layer and a conductive coating, the wrap yarn layer comprises lithium chloride doped polyvinyl alcohol fibers and tightly wraps the periphery of the metal core layer through conjugate electrostatic spinning, and the conductive coating is nano conductive silver paint. And the conductive coating is not in direct contact with the metal core layer. The preparation method comprises the following steps: firstly, adding lithium chloride powder into deionized water, stirring at normal temperature until complete dissolution, then adding polyvinyl alcohol powder, heating and stirring until complete dissolution, standing and defoaming to prepare a wrap yarn layer spinning solution; performing conjugate electrostatic spinning on the prepared skin layer spinning solution to form nanofiber wrap yarn on the outer layer of the metal core; nano conductive silver paint is sprayed on the surface of the wrap yarn layer, and the wrap yarn layer is dried in the air. The yarn has good flexibility, and has excellent surface waterproof and moisture permeable performance, stability and reusability while forming stable output current and voltage.

The invention discloses a static conductive polysiloxane coating and a preparation method and a static conductive coating thereof.The static conductive polysiloxane coating comprises a component A and a component B. The mass ratio of the component A to the component B is 9: 1-5: 1, and the component A comprises, by mass, 45-60 parts of epoxy polysiloxane resin, 0.5-5 parts of epoxy silane modified carbon nanotubes, 1.5-4 parts of auxiliaries, 20-35 parts of filler and 10-18 parts of solvent; and the component B is an amino silane coupling agent. According to the static conductive polysiloxane coating disclosed by the invention, the carbon nano tube is modified, so that the carbon nano tube is chemically grafted with epoxy silane to form a chemical bonding network, the dispersion stability of an inorganic filler is improved, the interface bonding force between the filler and resin is also enhanced, and a conductive network which is uniformly distributed can be formed; therefore, the antistatic capability and the protection performance of the coating are improved.

The invention relates to the technical field of detection devices, in particular to a conductive coating performance detection device based on different coating thicknesses, which comprises a detection box, a circulating detection mechanism is movably mounted in the detection box, and a coating spraying mechanism for controlling the coating thickness is arranged at the upper end of the detection box. The lower end of the detection box is provided with infrared detection equipment used for detecting the conductivity of the coating, and the paint spraying mechanism comprises a rectangular cover plate detachably installed at the upper end of the detection box. Through meshing transmission of the gear assembly and the driving support, a uniform or thickness-adjustable coating can be formed on the detection platform, the moving speed of the coating spraying tank can be accurately controlled by adjusting the rotating speed of the gear assembly, then the coating thickness is flexibly adjusted, a thick coating is sprayed at a low speed, a thin coating is sprayed at a high speed, the spraying efficiency is improved, and the labor intensity of workers is reduced. And the consistency and repeatability of coatings with different thicknesses are ensured, the method is suitable for multi-batch contrast experiments, and the accuracy and efficiency of performance detection of the conductive coating are remarkably improved.

A lithium replenishment composite material and its preparation method, as well as a positive electrode plate, a separator, a secondary battery, and an electrical device. The composite material includes a core and a coating layer containing a conductive material, which at least partially covers the core. The core comprises a lithium replenishment agent and a metal catalyst, wherein the lithium replenishment agent includes an organic lithium compound. During an initial charging cycle, the organic lithium compound releases lithium ions to replenish lithium in the negative electrode, while its byproducts decompose into gases that are expelled from the battery, thereby minimizing impact on mass energy density and long-term performance. The metal catalyst lowers the decomposition potential of the lithium agent, allowing lithium replenishment at lower voltage while protecting the positive electrode and electrolyte. The conductive coating suppresses metal dissolution, enhances conductivity, and improves the cycling performance of the battery.

The invention provides a bifunctional interface lithium-rich manganese-based positive electrode material as well as a preparation method and application thereof, and belongs to the technical field of lithium ion battery positive electrode materials. The bifunctional interface lithium-rich manganese-based positive electrode material comprises a lithium-rich manganese-based layered oxide core particle, an inner negative thermal expansion inorganic layer coating the surface of the lithium-rich manganese-based layered oxide core particle, and an outer fast lithium ion conducting layer coating the outer side of the inner negative thermal expansion inorganic layer. Through the synergistic effect of inner and outer coating layers, mechanical regulation and control and chemical / ion regulation and control are simultaneously realized on the particle size. Compared with a scheme which only adopts an inert coating, a single lithium ion conductive coating or a single negative thermal expansion coating, the method has the advantages that the thermal-chemical-mechanical coupling failure problem of a positive electrode / solid electrolyte interface in the all-solid-state battery can be more comprehensively solved, relatively low interface impedance, smaller voltage attenuation and higher cycling stability are realized, the preparation process is simple, and the preparation cost is low. The method is suitable for large-scale production.

The invention provides a lithium supplement functional diaphragm, a lithium ion battery and a preparation method of the lithium ion battery, and relates to the technical field of lithium ion batteries. The lithium-supplementing functional diaphragm comprises a diaphragm base material and a lithium-supplementing agent functional layer coated on at least one surface of the diaphragm base material, wherein the lithium-supplementing agent functional layer comprises a lithium-supplementing agent, a conductive coating layer and a binder; wherein the conductive coating layer coats the outer surfaces of the lithium supplement agent particles and is used for improving the electronic conductivity and environmental stability of the lithium supplement agent; and moreover, the lithium supplement agent functional layer is configured to be decomposed when the battery is charged and formed for the first time, and released lithium ions migrate to the negative electrode to compensate irreversible capacity loss. The conductive coating layer can effectively isolate moisture and carbon dioxide in air from being in contact with the core of the lithium supplement agent, so that the environmental stability of the lithium supplement agent is enhanced, and the storage and transportation conditions are simplified. The lithium supplementing agent functional layer fundamentally avoids the failure problem of the lithium supplementing agent in the positive electrode slurry preparation and pole piece storage process, and the feasibility and yield of industrial production are greatly improved.

An air conduit for a system for treating respiratory disorders includes a fabric outer layer and at least one inner layer including a polymer layer. At least one of the outer fabric layer is a conductive fabric and / or the inner layer includes a conductive coating. The conduit may form an air circuit and / or part of a headgear of a patient interface. An air conduit having an electrically conductive intermediate layer is also disclosed.

The present disclose provides a sol-gel paste composition of matter that is provided for application to a substrate to form an electrically conductive coating which can be used, for example, as a resistor in a thick-film resistive heater, which a positive temperature coefficient of resistivity (PTCR) as a consequence of the electronic properties of the electrically conductive semiconductors used in the resistor layer and which exhibits self-limiting behavior at elevated temperatures. The composition includes a sol gel solution in which up to 90% by weight (wt. %) of the solution is comprised of conductive and insulative powders in a uniform stable solution.

The invention provides a conductive coating for a grounding electrode and a preparation method thereof, and relates to the technical field of industrial coatings. The prepared conductive coating for the grounding electrode has the characteristics of proper flexibility, waterproofness and conductivity and excellent shielding performance, and the low-cost conductive coating preparation method can be applied to grounding electrode protection of electric power and communication iron towers and power transmission and transformation devices; besides, the conductive coating for the grounding electrode uses organic silicon resin as main film-forming resin, and various conductive, reinforcing and anticorrosive fillers, solvents, defoaming agents and the like are added, so that the conductive coating for the grounding electrode is relatively simple in manufacturing process and easy to produce, and has the characteristics of excellent conductivity, low surface energy, good shielding property, good flexibility and the like; the method is suitable for grounding electrode anticorrosion maintenance in a soil environment; meanwhile, good acid and alkali soaking resistance is achieved, the beneficial effects of electrical conductivity, chemical stability and hydrophobicity are achieved, and the method is suitable for large-area application and popularization.

This invention discloses a high thermal conductivity duplex cast steel housing for a high-speed permanent magnet motor and its preparation method. The high thermal conductivity duplex cast steel housing for a high-speed permanent magnet motor comprises the following components by weight percentage: C 0.3-0.45%, Cr 5-10%, Si 0.4-0.7%, Mn 0.5-1.5%, Mo 1-2%, Ni 2-3%, W 0.8-1.8%, Ti 0.05-0.1%, with the balance being iron and unavoidable impurities. This invention optimizes the alloy composition and controls the content of each element, while simultaneously applying a thermally conductive coating to the surface of the housing. This results in a housing with both excellent heat dissipation capacity and high-temperature strength, solving the problems of excessive temperature rise and thermal deformation of the housing under high-speed motor operation.

The invention belongs to the technical field of functional coatings, and particularly relates to a static conductive coating for nonmetal and a preparation method of the static conductive coating. The coating is composed of modified Si-C fluorosilicone resin, conductive nickel powder, ethandiamide and multiple auxiliaries, the modified Si-C fluorosilicone resin is prepared through a double-grafting reaction of mercaptoethanol and vinyl trifluoroacrylate,-S-and-CF groups are introduced into molecules at the same time, and the polarity of the resin and the dispersity of the conductive nickel powder are remarkably improved. The oxadiamide as a polar small molecule synergist can promote the formation of a conductive network and enhance the interface bonding force. The surface resistivity of the obtained coating is about 2.8 * 10 omega / square, the static decay time is 0.38 s, the adhesive force reaches 5B, and the conductivity retention rate after wear resistance exceeds 97%. The coating has excellent static conductivity, adhesive force and environmental stability, is suitable for the surfaces of non-metal base materials such as ABS, PVC and polycarbonate, and can be widely applied to the fields of electronic equipment shells, rail transit interior trim parts, anti-explosion and anti-static terraces and the like.

The invention relates to a secondary battery, a negative pole piece and an electric device. The secondary battery comprises a negative pole piece, the negative pole piece comprises a negative current collector and a conductive coating arranged on at least one surface of the negative current collector, the conductive coating comprises a conductive agent and a first binder, and the first binder comprises polyrotaxane.

A graphene-based composition is disclosed comprising functionalized graphene powder produced by detonation, plasma synthesis, liquid phase exfoliation, mechanical exfoliation among other graphene production methods known in the art. The graphene powder includes oxygen-containing functional groups such as hydroxyl, epoxy, carbonyl, and carboxyl, with a carbon-to-oxygen atomic ratio ranging from approximately 1.0 to 99.0. The powder is dispersed in an organic solvent, non-organic solvent, aqueous medium, surfactant, or POSS-based medium at a solids concentration between about 2% w / v and 30% w / v. Methods of functionalizing the graphene powder and forming dispersions are provided, along with methods of making ink dispersions with polymer binders and printed or coated articles formed therefrom. The graphene formulations exhibit tunable surface chemistry, controlled defect structures as measured by Raman spectroscopy, and stable dispersion properties suitable for applications in printed electronics, conductive coatings, sensing platforms, and lightweight composites.

The invention discloses a continuous flexible conductive material preparation device and method.The device comprises a continuous flexible material, a guide roller and a conductive coating assembly, the assembly is sequentially provided with a tackifying unit, a powdering unit, a curing unit, a chemical plating unit and a post-processing unit in the material conveying direction, the center lines of conveying channels of all the units are collinear, and the interface gap is smaller than or equal to 2 mm. The micro-nano metal powder seed source is planted through the powdering device, rapid growth and closing of the micro-nano metal powder seed source are achieved through chemical plating after solidification, a compact conductive network is constructed, and a finished product is obtained.The short-process, rapid, efficient and environment-friendly preparation of the continuous flexible high-conductivity material can be achieved, the prepared material is low in cost, good in conductivity and high in durability, material transmission deviation is avoided, and the continuous flexible high-conductivity material can be obtained. The method improves the compactness of the coating and the consistency of products, recovers redundant adhesion liquid and catalyst particles, reduces the production cost, and is suitable for preparation of continuous flexible conductive materials such as conductive yarns, fabrics and films.

A refrigerated display case door glass panel assembly includes a first pane of glass and a second pane of glass bounding a sealed space between the panes, and an electrically conductive coating applied to a surface of the first pane. The coating extending across at least a majority of a viewing area of the first pane. A first pair of electrical buses spaced apart from one another and electrically connected to the coating at respective first and second ends of the first pane, the first and second ends being opposite one another, and a second pair of electrical buses spaced apart from one another and electrically connected to the coating at respective third and fourth ends of the first pane. The third and fourth ends being opposite one another and adjacent to the first and second ends.

The invention discloses bio-based unsaturated polyester resin for a high-thermal-conductivity powder coating, a preparation method of the bio-based unsaturated polyester resin, a powder coating composition and a high-thermal-conductivity coating. The bio-based unsaturated polyester resin for the high-thermal-conductivity powder coating is characterized by comprising the following components: A) unsaturated binary acid / anhydride; b) saturated binary acid / anhydride; c) a diol comprising from 30 to 70 mol% of isosorbide, from 20 to 50 mol% of bio-based 1, 3-propanediol and / or 1, 4-butanediol, and from 0 to 20 mol% of an auxiliary diol selected from one or more of ethylene glycol, neopentyl glycol, hydrogenated bisphenol A; d) an esterification catalyst; and a polymerization inhibitor. According to the bio-based unsaturated polyester resin for the high-thermal-conductivity powder coating, through unconventional bio-based monomers and a special molecular structure design, on the premise of ensuring proper Tg and processability, consideration of high bio-based content and high thermal conductivity is realized.

The lithium battery electrode plate comprises an electrode plate base body, a current guiding layer is arranged on the electrode plate base body, a self-adaptive buffer layer is arranged on one side of the current guiding layer, an ion enrichment layer is arranged on the side, away from the current guiding layer, of the self-adaptive buffer layer, and a conductive coating is arranged on the electrode plate base body. An interface fusion layer is arranged on one side, far away from the self-adaptive buffer layer, of the ion enrichment layer, and the current guide layer is a contact interface layer of the electrode plate substrate; the carbon nanotube array current guide layer which is distributed in a non-continuous net shape is arranged on the electrode plate base body, and is matched with the fast ion conductor material ion enrichment layer with higher ion conductivity to form a conduction-ion transmission synergistic structure, so that rapid and uniform conduction of charges can be guaranteed, efficient enrichment and migration of ions can be realized, and the service life of the electrode plate is prolonged. And the rate capability and the energy output efficiency of the battery are obviously improved.

A printable paste for producing an electrical component, including a printable, non-conductive coating, electrically conductive particles and ceramic NTC particles, wherein the electrically conductive particles and the ceramic NTC particles are homogeneously distributed in the printable, non-conductive coating. There is also provided a method for producing a printable paste, a thin film including the printable paste, a method for producing the thin film, and a temperature sensor and an inrush current limiter including the thin film having the printable paste.

The invention provides an organic-inorganic hybrid solid-state polymer electrolyte coated high-nickel positive electrode material as well as a preparation method and application thereof, and relates to the technical field of all-solid-state lithium batteries. The high-nickel positive electrode material coated with the organic-inorganic hybrid solid polymer electrolyte comprises an inner core and an organic-inorganic hybrid coating layer coated on the surface of the inner core, the inner core is made of a high-nickel positive electrode material; the organic-inorganic hybrid coating layer comprises a ring-opening copolymer of maleic anhydride and 1, 3-dioxolame, and Li3PO4 nanocrystals are embedded into the ring-opening copolymer of maleic anhydride and 1, 3-dioxolame in situ. According to the invention, a flexible and compact coating layer with ionic conductivity is constructed on the surface of the high-nickel positive electrode material, so that the problems of violent interface side reaction, large interface impedance and poor cycling stability existing between the high-nickel positive electrode material and sulfide solid electrolyte are solved; therefore, the electrochemical performance of the material in a sulfide all-solid-state lithium battery is remarkably improved.

The invention relates to the technical field of energy storage batteries, in particular to a coated aluminum foil, a preparation method thereof, a positive plate and a battery. The coated aluminum foil comprises an aluminum foil body and coatings arranged on the two sides of the aluminum foil body. The coating comprises a carbon layer arranged in the middle of the aluminum foil in the width direction of the aluminum foil and ceramic layers arranged on the two sides of the aluminum foil. The coated aluminum foil is composed of an aluminum foil base material, a middle conductive carbon layer and two side edge ceramic layers, the coating is designed in a partitioned mode, the conductive coating corresponds to an active substance area, the ceramic layers correspond to edge empty foil areas, the ceramic layers have a certain inhibition effect on short circuit, and therefore the risk of thermal runaway of the battery is reduced.

Cleaning contaminant particles from clamps in lithography equipment is described. Used clamps have burl tops that are contaminated with contaminant particles and need to be cleaned before returning to service. Currently, to thoroughly clean the burl tops of such clamps, the hard conductive coating covering the burl top is stripped and a new coating is applied. This requires disconnecting the clamp from the chuck, stripping the various coatings from non-burl areas of the clamp, and removing the high-voltage connections. The high-voltage connections are then re-established, the various coatings are reapplied, and the clamp is verified. Finally, the clamp is reconnected to the chuck, and production can continue. The new cleaning method allows for cleaning of the burl tops without the need to disconnect or remove the caps from the clamp to perform a burl top renewal, saving hours or weeks of downtime.

This invention discloses an inner tank outer wall heating and insulation component and its heating method for an electric water heater and electric water faucet. The component includes an inner tank, an outer shell, and an insulation component filling the space between them. A thermally conductive coating is provided on the outer wall surface of the inner tank. The insulation component consists of an annular heating element located on the inner side and an insulation layer located on the outer side, with the annular heating element covering and adhering to the thermally conductive coating. This invention reduces contact thermal resistance by filling microscopic gaps with the thermally conductive coating to form a solid thermally conductive medium; it utilizes a water pressure switch connected in series in the power supply circuit to achieve physical linkage between the water circuit and the electrical circuit; and the safety control module adjusts the power based on a PID algorithm and monitors for leakage and dry burning. This invention achieves complete separation of water and electricity, eliminating the risks of scale buildup and leakage, while also solving the problem of delayed thermal response in outer wall heating, resulting in precise temperature control and energy efficiency.

Disclosed is an electrospray probe for an electrospray ion source, the electrospray probe comprising a sleeve extending from a proximal end having an inlet aperture for receiving a liquid sample containing at least one analyte to a discharge emitter end having an outlet aperture through which charged droplets containing ions of the analyte are discharged, and a conductive coating covering at least a portion of an outer surface and at least a portion of an inner surface of the emitter end.

The utility model provides a piezoelectric ceramic piece surface coating polishing device, which relates to a polishing structure and comprises a tray carrying mechanism, a material distribution station, a material distribution robot, a bottom shell overturning station, a material carrying mechanism, a polishing stone linkage station and a manual tray feeding track. The tray carrying mechanism is used for carrying incoming material trays with piezoelectric ceramic pieces to the material distribution station, and the driving end of the material distribution robot is provided with an adsorption head set so as to adsorb coating blank areas of patterned conductive coatings of the piezoelectric ceramic pieces and transfer the piezoelectric ceramic pieces from the material distribution station to the bottom shell overturning station. According to the full-automatic ceramic wafer polishing machine, full-automatic operation of feeding, polishing and discharging of the ceramic wafer through the tray can be achieved, manual intervention and transferring are not needed in the midway, and touch to a coating on the surface of the ceramic wafer can be effectively avoided in the transition transferring process; and the smoothness of the coating of the ceramic wafer before polishing is ensured, and the polishing efficiency is better.

The invention relates to the technical field of garment structure design, in particular to a warm-keeping and antibacterial scene-based garment structure design suitable for old people, which comprises a jacket main body, a trousers main body, a scene-based modular component, an intelligent sensing system and a convenient closing system, the jacket body is of a six-layer composite fabric structure, and the six-layer composite fabric structure sequentially comprises an antistatic coating agent layer, an antifouling layer, a protective breathable layer, a dynamic warm-keeping layer and a skin-friendly antibacterial layer from outside to inside. The antistatic coating agent layer is a nano conductive coating, and the surface resistance is less than or equal to 108 omega; the antifouling layer is a polytetrafluoroethylene coating, and the surface contact angle is greater than or equal to 110 degrees; according to the multi-layer composite fabric system, the antistatic, antifouling, protective, warm-keeping, antibacterial and skin-friendly functions are integrated, the antibacterial rate is larger than or equal to 99%, the warm-keeping performance is improved by 30%, the clothing is adaptive to multiple scenes such as home, outdoor and rehabilitation training due to the magnetic attraction type modular design, the fitting assembly / disassembly time is shorter than or equal to 30 seconds, multiple sets of clothing do not need to be replaced, and the use cost is reduced.

The utility model relates to an electronic chip. There is provided a CSP type electronic chip with electromagnetic shielding, including: an insulating substrate having a resistivity higher than 1 k [Omega]. Cm and including a lower surface, a side surface, and an upper surface, an active portion of the electronic chip being formed on the substrate; an interconnection structure covering an upper surface of the substrate, the interconnection structure including an insulating layer in which a conductive track is formed, the connection pad being disposed on the interconnection structure, the conductive track being disposed to be exposed to at least one of one or more side surfaces of the interconnection structure; a resin covering the interconnect structure and leaving a portion of a channel to the connection pad; and a conductive coating covering and contacting the side surface and the lower surface of the substrate of the chip and the side surfaces of the interconnection structure to connect the conductive track to the conductive coating on at least one of the side surfaces of the interconnection structure.

This invention discloses a process for manufacturing a gradient color charging case, specifically including the following steps: S1, pre-treating the charging case substrate, including cleaning, dust removal, oil removal, and drying; S2, applying a base coat to the dried charging case substrate before spraying, using a non-conductive coating process to form a metallic-textured underlayer on the substrate surface; S3, using multi-gun, multi-angle spraying technology, with the help of a fixture, spraying paint multiple times at multiple angles on the edges and sides of the workpiece, controlling the spray gun at a 75% tilt angle to the workpiece surface for high-gloss spraying, achieving a narrow-edge gradient color effect; S4, spraying a layer of high-gloss topcoat and curing, obtaining a finished gradient color charging case with high surface gloss, natural gradient, and wear and stain resistance. This invention, through multi-gun, multi-angle spraying technology, combined with rotating fixture positioning at different angles, utilizes the fan-shaped atomization edge effect of the spray gun to achieve a smooth transition of color from dark to light, making the product appearance more fashionable and unique.