128results about How to "Ease of mass production application" patented technology

The invention provides an LED pixel arrangement structure, a printing type display device with the LED pixel arrangement structure and a preparation method of the display device, and suitable for the field of display technology. The LED pixel arrangement structure comprises multiple pixel units, each pixel unit comprises four different colors of sub pixels, namely a red sub pixel R, a green sub pixel G, a sky blue sub pixel B1 and a dark blue sub pixel B2, the sub pixels of four different colors in the same pixel unit are in 2*2 rectangular arrangement, a random vertical side of the 2*2 rectangle is used to construct a reference axis of the x-y system, the pixel unit are in mirror symmetry in the axis x and axis y directions, and the sub pixels of the same color of connected pixel units form a same-color sub pixel area in 2*2 arrangement.

The invention relates to an electrode structure for capacitive touch screens. The electrode structure comprises a substrate, a graphene layer and a conductive metal film layer sequentially from bottom to top, wherein a metal adhesive layer which enhances the adhesion between the graphene layer and the metal film layer is arranged between the conductive metal film layer and the graphene layer. The electrode structure disclosed by the invention has the characteristics of high adhesion, corrosion resistance and good electrical conductivity, moreover, the process of a production method is simple, and the product yield is high.

The invention discloses a vulcanized modified zero-valent iron composite material preparation method, which comprises: (1) mixing pyrite and zero-valent iron according to a certain mass ratio, and putting the mixture into a ball milling tank; (2) adding ball-milling beads with a diameter of 3-12 mm, uniformly mixing the ball-milling beads, the pyrite and the zero-valent iron, and directly performing dry ball-milling without auxiliary agents and atmosphere; (3) setting the rotating speed of ball milling at 200-800 rpm, performing ball milling for 5-10 min each time, pausing for the same time, changing the ball milling steering, and sequentially circulating 3-6 times; and (4) after the ball milling is finished, screening with a 100-200 mesh sieve mesh, placing the collected vulcanized modified zero-valent iron composite material in a dryer so as to be stored. The method disclosed by the invention is simple in preparation process and low in cost, has reinforced removal effect on heavy metals and chlorinated organic pollutants in wastewater, and has large-scale production and engineering application prospects.

The invention discloses a method for preparing an aligned carbon nanotube on the surface of a polymeric membrane. The method comprises the following steps: firstly, performing modification treatment on a carbon nanotube, collecting the treated modified carbon nanotube, and drying; secondly, dispersing the carbon nanotube subjected to the modification treatment in a polar solvent to obtain an uniformly dispersed modified carbon nanotube dispersion liquid through treatment; thirdly, uniformly depositing the modified carbon nanotube dispersion liquid on the surface of a polymeric membrane, and then covering the membrane surface on which the modified carbon nanotube is deposited through another layer of polymeric membrane to form a three-layer structure; finally, after the three-layer structure is treated through hot pressing, slowly pulling and stripping the outside two layers of membranes of the three-layer structure to obtain the aligned carbon nanotube. According to the invention, the advance design of the carbon nanotube before preparation is not required to be considered, and the range of the selectable carbon nanotubes is wide; the preparation method is simple, and easy to realize, and facilitates actual preparation and production; the alignment of the carbon nanotube on the surface of the soft polymeric membrane can be implemented, and the further application of the aligned carbon membrane is facilitated.

The invention provides a cardanol-based acrylate reactive diluent and a preparation method and application thereof. The preparation method comprises the following steps: esterification reaction: taking cardanol and acryloyl chloride as raw materials, mixing the cardanol and the acryloyl chloride in molar ratio of 1:(0.6-1.3), adding effective amounts of catalyst, acid binding agent, polymerization inhibitor and organic solvent, dropwise adding acryloyl chloride in an ice water bath, increasing the temperature to 20-110DEG C for reaction for 4-15 hours after dropwise addition, and after precipitate is filtered, removing the solvent from the filtrate by a vacuum rotary evaporator to obtain a crude product; and post treatment: extracting the crude product with an organic solvent, cleaning the crude product with a saturated sodium bicarbonate water solution and ultrapure water sequentially, reserving the organic layer after conducting standing and layering, drying the organic layer with anhydrous sodium sulfate, and removing the solvent by evaporating to obtain the final product. The diluent provided by the invention has high biomass content, low volatility, lower toxicity, small film coating shrinkage and partial biodegradability.

The invention discloses a preparation method of novel organic modified sepiolite. The method comprises the following steps of first carrying out purification on sepiolite raw ore, and then carrying out modification by adopting a cationic modifier and an anionic modifier, so as to obtain the organic modified sepiolite, wherein, based on 10 parts by weight of purified sepiolite, the use level of the cationic modifier is 1 to 2.5 parts by weight; the molar weight of the adopted anionic modifier is equal to that of the cationic modifier. The method provided by the invention has the advantages that conditions are mild and not harsh, and the method is easy to realize, and is also easy for large-scale production and application; the obtained organic modified sepiolite has favorable dispersity, favorable thixotropy and high viscosity in an organic system (oil phase); moreover, the obtained organic modified sepiolite has high temperature resistance, that is, has structural stability in a high-temperature organic system (oil phase), and meets the use requirement of oil-based drilling fluid.

The invention belongs to the technical field of lithium-ion battery materials and manufacturing processes thereof, and particularly discloses a lithium-ion battery cathode material with a super-lattice ordered structure and a synthesizing method thereof. The lithium-ion battery layered cathode material with the super-lattice ordered structure disclosed by the invention has a unique super-lattice ordered structure on the basis of keeping a hexagonal layered R-3m spatial group structure of a common layered cathode material. The lithium-ion battery cathode material disclosed by the invention is synthesized through a specially made double-kettle interconnected co-precipitation reaction kettle, and is synthesized through the following specific steps: firstly, preparing a solution; secondly, preparing a precursor; thirdly, embedding lithium into a high-temperature solid phase. The cathode material prepared by the synthesizing method is applied to a lithium-ion battery.

The invention provides a preparing method of an in-situ synthesized aluminum matrix composite inoculant and relates to an aluminum-based alloy. The preparing method is a method for making an ribbon-shaped CeB6 / Al nanometer in-situ aluminum matrix composite inoculant by adopting an in-situ synthesis reaction process and a rapid solidification technology. The method comprises the following steps: weighing required quantities of commercial Al-2.8%B intermediate alloy and commercial Al-20.2%Ce intermediate alloy, and mixing the materials according to a ratio that the ratio by weight of the Al-2.8%B intermediate alloy to the Al-20.2%Ce intermediate alloy is 22:7; putting all of the materials into a crucible of a high-vacuum induction melting furnace and smelting the materials so as to make a blocky Al-B-Ce intermediate alloy; and carrying out rapid solidification treatment so as to make an in-situ synthesized ribbon-shaped CeB6 / Al nanometer in-situ aluminum matrix composite inoculant. The method overcomes defects in the prior art that reinforced particles in the inoculant cannot be distributed on a matrix in a dispersion manner or the dispersion degree is not ideal, the particles are precipitated in melt in an aggregation manner and the sizes of the particles are large.

The invention provides a preparing method of an in-situ synthesized aluminum matrix composite inoculant and relates to an aluminum-based alloy. The preparing method is a method for making an ribbon-shaped CeB6 / Al nanometer in-situ aluminum matrix composite inoculant by adopting an in-situ synthesis reaction process and a rapid solidification technology. The method comprises the following steps: weighing required quantities of commercial Al-2.8%B intermediate alloy and commercial Al-20.2%Ce intermediate alloy, and mixing the materials according to a ratio that the ratio by weight of the Al-2.8%B intermediate alloy to the Al-20.2%Ce intermediate alloy is 22:7; putting all of the materials into a crucible of a high-vacuum induction melting furnace and smelting the materials so as to make a blocky Al-B-Ce intermediate alloy; and carrying out rapid solidification treatment so as to make an in-situ synthesized ribbon-shaped CeB6 / Al nanometer in-situ aluminum matrix composite inoculant. The method overcomes defects in the prior art that reinforced particles in the inoculant cannot be distributed on a matrix in a dispersion manner or the dispersion degree is not ideal, the particles are precipitated in melt in an aggregation manner and the sizes of the particles are large.

The invention discloses a wear-resistant and corrosion-resistant super-hydrophobic composite coating and a preparation method thereof. The method comprises the following steps: uniformly mixing silane coupling agent KH-560 functional modified mica-silicon dioxide composite powder with epoxy resin and ethyl acetate to obtain epoxy resin / mica-silicon dioxide sol; and then spraying the sol on a base material, and curing the sol at 80 DEG C for 2 hours to obtain the wear-resistant and corrosion-resistant super-hydrophobic composite coating. The water contact angle of the surface of the coating is 155-160 degrees, the rolling angle of the surface of the coating is 2-4 degrees, the contact angle of the surface of the coating is 148.3 degrees after the surface of the coating is rubbed on 320-mesh SiC abrasive paper for 2000 cm along a straight line under the pressure intensity of 2000 Pa, and the surface of the coating is still kept hydrophobic after the coating is soaked in a 3.5 wt% NaCl solution for 30 days, the contact angle reaching 146.0 degrees. The preparation method is simple, environmentally friendly, low in cost and suitable for the surfaces of different base materials such as glass, metal, wood, ceramic and stone, and has good application prospects.

The invention relates to the field of energy-saving materials, and discloses coating and a preparation method and application thereof. The coating comprises hollow tin antimony oxide, aerogel and silicone acrylic emulsion, and the mass ratio of the hollow tin antimony oxide to the aerogel to the silicone acrylic emulsion is 0.2-2.4: 0.1-2.4: 100. In the coating, the hollow tin antimony oxide filler is excellent in near-infrared barrier property, relatively small in heat conductivity coefficient and high in radiance; environmental heat radiation is resisted mainly in a scattering and radiationheat release form, the hollow design gives consideration to conduction and heat resistance. The coating belongs to a water-based material, is easy to degrade and environmentally friendly, and has no application potential safety hazard of a block material, so that the coating is not easy to crack and seep water, has a good heat preservation and insulation effect, is not easy to fall off and is easyto repair.

The invention relates to an environmentally-friendly paint removing method of a painted metal hanger. The method comprises the following steps: soaking the sprayed hanger to be cleaned for 2-6 h witha paint removing agent; flushing the hanger with the paint removing agent to peel off the paint coating; and then washing with an ultrasonic washing agent for 10-30 min by an ultrasonic washing method, thus removing residual paint on the hanger surface and obtaining the hanger with clean and smooth surface. According to the method, the paint removing agent and the ultrasonic washing agent are environmentally-friendly and low-toxicity water-based washing agents; the paint coating is not dissolved; the recycling is realized; and the environment is protected; the paint removing process can be performed at room temperature, so that the energy consumption is low; the treatment effect is obvious; the hanger is not damaged; and moreover, the technological processes are simple; the equipment investment is low; the cost is low; and massive production and application can be easily achieved.

The invention provides a double-robot system. The double-robot system comprises an arm robot and a finger robot. The finger robot is a mini robot and is arranged at the tail end position of the arm robot. An executing mechanism is arranged at the tail end position of the finger robot and accurately moves within a certain space range under coordinated cooperation control of the arm robot and the finger robot. The invention further provides a double-robot system control method used for achieving accurate control over the double-robot system. According to the provided double-robot system and thecontrol method thereof, reliability is good, precision is high, and higher system flexibility is provided through the arrangement of the redundancy freedom degree. The inertia of the whole system canbe effectively reduced through microminiaturization of a tail end robot, and the system has the beneficial effects of being flexible, stable and compact. Compared with a single robot, coordinated workof the double robots has higher precision and flexibility and wider application prospects.

The invention provides a method for manufacturing a high-power high-reflectance COB substrate and light source. The method comprises the following steps that a transparent substrate body is provided; light sensitive films are formed in the two sides of the transparent substrate body; exposure developing is carried out on the light sensitive films on the two sides of the transparent substrate body, and the appearance frame lines of a product on the transparent substrate body are exposed out; the penetrating step is carried out on the appearance frame lines of the product on the transparent substrate body; the light sensitive films are removed; mirror face reflecting layers are formed on the bottom face and the side faces of the transparent substrate body after the light sensitive films are removed; a circuit layer is printed and sintered on the front face of the transparent substrate body after the light sensitive films are removed and a crystal solidification area is arranged on the front face of the transparent substrate body; a weld line area and an electrode are formed on the circuit layer; insulation oil is printed on the other parts, except for the crystal solidification area, the weld line area and the electrode, of the front face of the transparent substrate body. The method for manufacturing the high-power high-reflectance COB substrate and light source can greatly improve the reflecting capacity of the COB substrate or light source, light efficiency is improved, and energy conservation and environment protection are achieved.

The invention discloses a ring-shaped resonant cavity laser, which comprises a back cavity mirror and a laser gain medium with magneto-optical rotation effect. The back cavity and the laser gain medium with magneto-optical rotation effect constitute a ring-shaped light path. The laser gain medium with magneto-optical rotation effect is arranged in a magnetic field H, which is provided with an incoming head face, an outgoing head face and three reflecting surfaces. A light path block material is arranged in the middle of the incoming head face and the outgoing head face; the reflecting surface which remotely faces to the back cavity mirror is coated with a high reflecting film; a polarizing polarizer and a wave plate are arranged in the ring-shaped light path; when the wave plate is arranged on the laser outgoing light path of the laser gain medium with magneto-optical rotation effect, the wave plate is a one half plate; when the wave plate is arranged on the laser incoming and outgoing light paths of the laser gain medium with magneto-optical rotation effect, the wave plate is a one fourth plate. By using the coactions of the magneto-optical rotation effect, the wave plate and the polarized polarizer, polarization loss of the light transmitted along a single direction is carried out in the ring-shaped light path, thus realizing the single direction ring-shaped polarization.

The invention relates to the technical field of food packaging material preparation, aims to solve the problem that an existing food packaging film is prone to generating environmental pollution, andprovides a preparation method of an antibacterial degradable food packaging film material. The preparation method comprises the following steps: carboxylating a degradable substance chitosan, preparing an antibacterial substance tea polyphenol grafted chitosan, adding sodium alginate, carboxymethyl cellulose and glycerol to obtain forming slurry, and finally casting to form a film, thereby obtaining the antibacterial degradable food packaging film material. The food packaging film has a good tensile property and excellent antibacterial property, is beneficial to food storage, and has a certainpractical application value.

The invention discloses in-situ cross-linked hydrogel which is prepared from a polymer main agent and a cross-linking agent in a water solution through cross-linking, wherein the polymer main agent contains furan groups on a side chain; the cross-linking agent contains more than two carbon-carbon double bonds; and as diene, the polymer main agent is subjected to a Diels-Alder cycloaddition reaction with dienophile of the cross-linking agent in a water solvent, and thus the hydrogel is prepared. The hydrogel is free of organic solvent, and is safe and environment-friendly; no catalyst is needed when the hydrogel is prepared, only an in-situ cross-linking reaction is needed, and cross-linking can be carried out at normal temperature; the hydrogel is large in cross-linking density and rapid in reaction process, and can be applied to leaking stoppage or hemostasis; and meanwhile, when the raw materials (the polymer main agent and the cross-linking agent) of the hydrogel are prepared, the yield is high, preparation processes are simple, and large-scale production and application can be easily achieved.

The invention belongs to the field of fuel cell cathode materials, and particularly discloses a platinum-based intermetallic nanocrystalline oxygen reduction catalyst and a preparation method thereof.The preparation method comprises the following steps: S1 mixing a platinum salt solution and a reducing agent solution to obtain a mixed solution, reacting the platinum salt in the mixed solution with the reducing agent to obtain platinum nanoparticles and separating the platinum nanoparticles from the mixed solution; and S2 coating a metal oxide on the surface of the platinum nanoparticles to obtain a platinum and metal oxide composite and performing annealing treatment on the platinum and metal oxide composite to obtain the platinum-based intermetallic nanocrystalline oxygen reduction catalyst. The platinum-based intermetallic nanocrystalline oxygen reduction catalyst is used for accelerating the cathode oxygen reduction reaction rate of the fuel cell and has good activity and durability and has simple synthesis process and can effectively regulate and control the size of nanoparticles and is easy to produce in mass.

The invention discloses a resistance-reducing and antifouling coating composition and a resistance-reducing and antifouling coating prepared from the same. The composition contains a first component, a second component and a third component, wherein the first component is a polymer emulsion prepared through polymerization of acrylic acid monomers and epoxy monomers; the second component is microgel suspension liquid prepared through polymerization of substituted acrylamide, amphiphilic macromolecule monomers, a cross-linking agent and epoxy monomers; and the third component is a curing agent. The resistance-reducing and antifouling coating prepared from the components has thermosensitivity, and the surface of the coating is in a dynamic form under a temperature variation condition, so that the adhesion of living bodies is prevented, and the antifouling property is realized; and meanwhile, the coating layer has amphipathy, so that the resistance in a water medium is effectively reduced, and a resistance reduction effect is realized. By taking water as a solvent during the preparation of the composition and the coating, the composition and the coating are safe, environmentally friendly and free of pollution, the raw materials are easily available, a preparation method is simple, and large-scale production and application are easily realized.

The invention discloses an anti-corrosion device for an indoor gas pipe. The anti-corrosion device comprises the gas pipe, a casing pipe and tightening hoops, wherein the casing pipe is arranged on the outer wall of the gas pipe, and the tightening hoops are arranged at the two ends of the casing pipe. The casing pipe is of a round structure and divided into a left casing pipe body and a right casing pipe body. A protective belt layer is arranged outside the casing pipe. The fastening hoops at the two ends of the casing pipe are fastened through screws. The outer walls of the fastening hoops are fixed through tying belts. A waterproof cover is arranged on each fastening hoop. An anti-corrosion layer is arranged between the casing pipe and the gas pipe. The anti-corrosion casing pipe is arranged on the rear portion of the anti-corrosion device for the indoor gas pipe, and it is guaranteed that a uniform cavity is formed around the pipe; the mode that pouring is conducted from bottom to top is adopted, the formed anti-corrosion layer is uniform and compact, and the situation that anti-corrosion materials are excessive at one side and missing in coating at the other side is avoided; in addition, assembling can be completed rapidly; the anti-corrosion casing pipe which is arranged on the rear portion can be constructed with rust, and the anti-corrosion device is more suitable for the circumstance in which rust cannot be removed, such as repair of a through-wall vertical pipe; and by means of unique design of the casing pipe arranged on the rear portion, construction efficiency is greatly improved.

The invention discloses a satellite communication dual-frequency circularly polarized antenna, which comprises an inner dielectric support, an inner radiator, an outer dielectric support, an outer radiator, a feeding layer and a grounding layer, wherein the inner dielectric support is of a cylinder structure, and two coaxial cables are arranged in the middle of the inner dielectric support; the inner radiator is of a four-arm spiral structure, and four spiral wires of the inner radiator are evenly wound around the outer surface of the inner dielectric support; the outer dielectric support is of a cylindrical ring structure, the outer dielectric support sleeves the inner dielectric support, and the outer diameter of the outer dielectric support is greater than the outer diameter of the inner dielectric support; and the outer radiator is of a four-arm spiral structure, and four spiral wires of the outer radiator are evenly wound around the outer surface of the outer dielectric support. The satellite communication dual-frequency circularly polarized antenna has the advantages of simple structure, small size, wide antenna bandwidth, high gain, high gain consistency of the two frequencybands, good overall performance and capability of meeting the requirement of miniaturization.

The invention relates to the field of material synthesis, and discloses a composite material with a light hydrocarbon adsorption function, a preparation method of the composite material, a method for removing light hydrocarbons by using the composite material and application of the composite material. The composite material comprises an association structure formed by a polymer and a copper-based metal organic framework material loaded in the association structure, the weight ratio of the polymer to the copper-based metal organic framework material is 1: (1-15), and the polymer is selected from at least one of polyvinyl formal, polypropylene, polyethylene sulfone and polyamide. The composite material is stable in framework structure and has high mechanical stability, the pore volume, the pore diameter and the specific surface area of the composite material are large, the light hydrocarbon adsorption capacity is high, the method for preparing the composite material is simple and environmentally friendly, synthesis raw materials are low in price, and large-scale production and application are easy.

The invention discloses a method for preparing a sulfide-modified zero-valent iron composite material, which comprises the following steps: (1) mixing pyrite and zero-valent iron in a certain mass ratio and placing them in a ball mill; 3‑12mm ball milling beads are evenly mixed with pyrite and zero-valent iron, without additives and atmosphere, directly dry ball milling; (3) Set the ball milling speed to 200‑800rpm, each ball milling 5‑10min, pause for the same time, Change the direction of the ball mill, and cycle 3-6 times in sequence; (4) pass through a 100-200 mesh screen after the ball mill is finished, and collect the vulcanized modified zero-valent iron composite material and store it in a desiccator. The method disclosed by the invention has simple preparation process and low cost, has enhanced removal effect on heavy metals and chlorinated organic pollutants in waste water, and has large-scale production and engineering application prospects.

The invention discloses a preparation method of a graphene photocatalyst, a product and application, and belongs to the technical field of photocatalysts. The preparation method comprises the following steps: adding graphene oxide into water to be dispersed, and obtaining graphene oxide dispersion liquid; adding anthraquinone-2-sodium sulfonate into the graphene oxide dispersion liquid to obtain a composite solution, then heating to obtain hydrogel, and then washing and freeze-drying; the photocatalyst prepared by the method has a relatively large specific surface area and aperture, can enrich micropollutants in water, has a relatively high electron transfer rate and good sunlight absorption performance, has a very good purification effect on the micropollutants in a high-salinity water body, especially has a sulfadiazine removal rate of 99%, and has good application prospects in the fields of high-salinity water body purification and the like.

The invention provides a cardanol-based acrylate reactive diluent and a preparation method and application thereof. The preparation method comprises the following steps: esterification reaction: taking cardanol and acryloyl chloride as raw materials, mixing the cardanol and the acryloyl chloride in molar ratio of 1:(0.6-1.3), adding effective amounts of catalyst, acid binding agent, polymerization inhibitor and organic solvent, dropwise adding acryloyl chloride in an ice water bath, increasing the temperature to 20-110DEG C for reaction for 4-15 hours after dropwise addition, and after precipitate is filtered, removing the solvent from the filtrate by a vacuum rotary evaporator to obtain a crude product; and post treatment: extracting the crude product with an organic solvent, cleaning the crude product with a saturated sodium bicarbonate water solution and ultrapure water sequentially, reserving the organic layer after conducting standing and layering, drying the organic layer with anhydrous sodium sulfate, and removing the solvent by evaporating to obtain the final product. The diluent provided by the invention has high biomass content, low volatility, lower toxicity, small film coating shrinkage and partial biodegradability.

The invention relates to a preparation method of R-1-(naphthalene-1-yl) ethanol. The preparation method comprises the following step: carrying out asymmetric hydrogenation reaction on 1-naphthyl ethylketone under the catalysis of a catalyst; and the catalyst has structural characteristics as shown in the following formula (I). The R-1-(naphthalene-1-yl) ethanol product prepared through the preparation method is higher in chiral purity; meanwhile, the high conversion rate is guaranteed, the reaction can be carried out under the lower pressure condition, large-scale production and application are facilitated, the adopted catalyst can be recycled, heavy metal pollution is avoided, and the cost is reduced.

The invention provides ammonium modified silicon oxide loaded boron oxide for propane oxidative dehydrogenation and a preparation method thereof. The preparation method comprises the following steps: dissolving a boron compound in an ammonia water solution to obtain a boron-containing impregnation liquid; uniformly mixing and stirring the obtained solution and a silicon oxide carrier, centrifugally separating, drying, and roasting in an air atmosphere in a muffle furnace to obtain the ammonium-modified silicon oxide-loaded boron oxide catalyst. According to the method, ammonium modification of the carrier and high loading capacity of boron oxide can be simultaneously realized through one-time impregnation, the preparation process is simple and easy to control, the used ammonia water solution can be recycled for multiple times, and large-scale production and application are facilitated; the content of boron oxide in the obtained catalyst is 7-25 wt.%, and the catalyst has excellent propane oxidative dehydrogenation low-temperature catalytic activity and olefin selectivity, has good loss resistance in the reaction process of loading boron oxide, and has wide industrial development and application prospects.

The invention relates to a preparation method of titanium tetraisopropoxide. The preparation method comprises the following steps: mixing a solvent, titanium tetrachloride and isopropanol to prepare amixed reaction system; and adding dialkylamine into the mixed reaction system to react, and carrying out aftertreatment on the obtained reactant to prepare the titanium tetraisopropoxide. The preparation method comprises the following steps: taking titanium tetrachloride and isopropanol as raw materials and adding dialkylamine into the mixed reaction system, wherein the dialkylamine can effectively absorb HCl generated by the reaction of the mixed reaction system, the reaction is promoted, meanwhile, impurities can be prevented from being generated, the high-purity titanium tetraisopropoxidecan be prepared through simple post-treatment, and the yield is high.