36results about How to "Good spreadability" patented technology

The application discloses a sizing coater with feeding adjustment and relates to the field of coaters, which comprises a conveying belt, a fixed shell arranged above the conveying belt, a feeding groove arranged in the fixed shell, a feeding head arranged in the feeding groove and capable of extruding colloid into the feeding groove, two side plates arranged in the feeding groove, a reciprocating motion space formed between the two side plates, a moving screw arranged in the reciprocating motion space, and a threaded connection between the feeding head and the moving screw, wherein the moving screw is reversely rotated to drive the main body to make linear reciprocating motion in the reciprocating motion space. The distance between the two side plates is the reciprocating motion space, the positions of the two side plates are adjusted, the length of the reciprocating motion space is changed, the reciprocating motion of the feeding head can be changed between the two side plates according to the adjustment of the positions of the two side plates, and the feeding of the feeding head to the feeding grooves with different lengths is more uniform, and the colloid is more uniformly coated on the substrates with different widths.

The utility model relates to the technical field of cosmetic packaging, in particular to a serum protein active water film vacuum fresh-keeping glass bottle packaging device. The device comprises a storage assembly and a pumping assembly, the pumping assembly is connected with the storage assembly and extracts objects stored in the storage assembly outwards, the pumping assembly is externally connected with a smearing assembly, sealing assemblies are installed on the storage assembly and the smearing assembly, and the sealing assemblies control opening and closing installation. The storage assembly is designed to be in vacuum sealing, contact between oxygen in air and a serum protein active water film is remarkably reduced, the oxidation risk is reduced, the shelf life of the product is prolonged, the pumping assembly can accurately control the dosage extracted each time, waste is avoided, meanwhile, it is ensured that the dosage used each time is consistent, and the service life of the product is prolonged. The pumping mechanism reduces the opportunity that fingers of a user make direct contact with the product, pollution risks are reduced, product sanitation is guaranteed, the external smearing assembly is designed to be suitable for direct use, intermediate operation steps are reduced, and the user can smear the product easily.

The invention relates to a composition for forming a wafer edge protection film, a method for forming a wafer edge protection film, and a method for forming a pattern. The present invention addresses the problem of providing a composition for forming a wafer edge protection film, said composition being capable of providing a wafer edge protection film that can exhibit excellent dry etching resistance and that can exhibit excellent uniform coating properties even on a wafer edge that is difficult to coat. The solution of this problem is to provide a composition for forming a wafer edge protective film, which is used for forming a wafer edge protective film at the peripheral edge of a substrate, and which is characterized by containing a polymer (A) represented by general formula (1) and a solvent. In the formula, W is-SO2-,-C (= O)-or-O-, R1, R2, R3, R4 and R5 are each independently a halogen atom, a monovalent organic group having 1-3 carbon atoms, or a hydroxyl group, and a, b, c, d and e are each independently an integer of 0-4.

This invention discloses a high-speed, ultra-wide reverse coating apparatus, comprising a frame with a doctor blade frame on one side; an anilox roller assembly, a pressure roller moving device, a gap adjustment device, a glue receiving tray assembly, and a guide roller assembly are mounted on the frame; the pressure roller moving device is equipped with a guide roller assembly A, a traction roller assembly, a traction pressure roller assembly, a traction gap adjustment device, and an adjusting roller assembly, and is located above the anilox roller assembly; the gap adjustment device controls the gap between the traction roller assembly and the anilox roller assembly; the adjusting roller assembly is located on one side of the anilox roller assembly and adjusts the angle at which the film enters the anilox roller by moving it up and down; a closed doctor blade assembly is mounted on the doctor blade frame, which can rotate to fit onto the anilox roller assembly, transferring the glue onto the anilox roller assembly, and then transferring it onto the film through the anilox roller assembly; the rotation direction of the anilox roller is opposite to the forward direction of the film, thereby achieving reverse coating.

A non-cured heat conductive silicone grease composition contains A component: non-cured silicone oil 100 parts by mass having a kinematic viscosity of 50 to 10,000 mm 2 / s at 40°C, and B component: heat conductive particles 105 to 500 parts by mass relative to 100 parts by mass of the A component. The heat conductive particles contain B1 component: amorphous alumina having a center particle diameter of 0.1 to 1 μm, and one part or all of the alumina is surface-treated 50 to 300 parts by mass, B2 component: plate-like boron nitride having a center particle diameter of 0.1 to 10 μm 5 to 50 parts by mass, and B3 component: agglomerated boron nitride having a center particle diameter of 20 to 70 μm 50 to 150 parts by mass, and are compounded in a ratio of B3 / B2 = 2 to 20. Thus, a heat conductive silicone grease composition having a relatively low specific gravity, although having a viscosity excellent in workability and coatability, and having high thermal conductivity is provided.

The invention relates to a low-temperature-resistant anti-skid adhesive material and a preparation method and application thereof, the anti-skid adhesive material comprises a modified HDPE base material layer and an acrylate pressure-sensitive adhesive layer coated on the base material layer, the base material layer comprises HDPE resin, POE elastomer, methyl vinyl silicone rubber, a compatilizer and a peroxide cross-linking agent; the adhesive layer comprises a soft monomer, a hard monomer, a macromonomer containing a polybutadiene chain segment, a functional monomer, a cold-resistant plasticizer, an initiator and a cross-linking agent. The anti-skid adhesive material provided by the invention can still keep high adhesion at a low temperature of-40 DEG C, and has good base material performance and excellent anti-skid performance.

The present application relates to a liquid crystal alignment agent, a liquid crystal alignment film, and a liquid crystal display device, and particularly relates to a liquid crystal alignment agent which is less likely to generate a residual image and has a low flicker, a liquid crystal alignment film formed from the liquid crystal alignment agent, and a liquid crystal display device having the liquid crystal alignment film. The liquid crystal alignment agent comprises: a polymer (A) comprising a first polymer (A1) and a second polymer (A2), the first polymer (A1) being obtained by reacting a first mixture, the first mixture comprising a tetracarboxylic dianhydride component (a1) and a diamine component (b1); and a solvent (B).

This invention discloses an anti-burning foam fire extinguishing agent for lithium batteries and its preparation method, relating to the field of fire extinguishing agent technology. The anti-burning foam fire extinguishing agent for lithium batteries prepared by this invention mainly comprises a foaming agent system, a foam stabilizer, and a heat-absorbing material. The foaming agent system contains sodium perfluorocrown ether sulfonate, the foam stabilizer is modified silica, and the heat-absorbing material contains modified microcapsules. The anti-burning foam fire extinguishing agent for lithium batteries prepared by this invention exhibits good foam stability and fire extinguishing performance.

The invention discloses food paper based on plant fibers and PLA (polylactic acid) lamination and a preparation method of the food paper, and belongs to the technical field of polylactic acid lamination papers.Acrylate monomers and organic silicon modified alkyl acrylate containing flexible chain segments are subjected to in-situ polymerization on TEMPO oxidized nano-cellulose under a controllable catalytic system, so that the food paper is obtained; the preparation method comprises the following steps: polymerizing a cellulose skeleton, anchoring a polymerized chain segment on the cellulose skeleton in a chemical manner, constructing an organic interface layer with certain flexibility on the surface of nano-cellulose to obtain a modified nano-cellulose filler with a stable structure, blending the modified nano-cellulose with polylactic acid to prepare a film spraying master batch, and combining the film spraying master batch with plant cellulose base paper through a film spraying process to prepare the plant cellulose composite film. The preparation method is simple and easy to operate, the food paper which is compact in lamination and uniform in attachment is obtained, stable attachment of the paper base and the PLA lamination is achieved while the bio-based and degradable characteristics of the material are kept, interface defects and delamination risks are reduced, the mechanical property and use reliability of the food paper are improved, and the food paper is suitable for food packaging application.

This invention belongs to the field of optoelectronic technology, specifically relating to a method for fabricating a controllable crystallization micron-scale perovskite light-emitting device based on solution pretreatment. The method includes the following steps: Step 1: Obtaining a patterned microporous substrate; Step 2: Pre-wetting and seed layer construction; Step 3: Deposition of the main perovskite layer; Step 4: Slow-release controllable crystallization; The spin-coated wet film is placed in a vapor atmosphere of a good solvent for treatment, followed by thermal annealing to form a perovskite thin film within the patterned micropores; Step 5: Fabrication of a controllable crystallization micron-scale perovskite light-emitting device based on solution pretreatment. This invention, using pre-wetting, seed guidance, slow-release crystallization, and vapor annealing on a patterned microporous substrate, achieves precise control over the entire process of film nucleation and growth kinetics within the confined space of the micropores, thereby achieving high-quality, uniform fabrication of perovskite thin films within micron-scale micropores, and ultimately obtaining a high-performance, highly uniform microarray perovskite light-emitting device.

This invention relates to the technical field of fire extinguishing agents, and in particular to a fluorine-free foam fire extinguishing agent and its preparation method. By weight percentage, it comprises the following components: 5-15% natural surfactant, 7-10% hydrocarbon surfactant, 0.5-0.7% stabilizer, 3-8% co-solvent, 10-15% antifreeze agent, and the balance being water. The natural surfactant is Sapindus mukorossi saponin, and the hydrocarbon surfactant is a combination of sodium dodecyl sulfate and cocamidopropyl betaine. The use of Sapindus mukorossi saponin, when combined with the hydrocarbon surfactant, significantly reduces the surface tension of the fire extinguishing agent, improving the spreadability and stability of the foam. By optimizing the ratio of stabilizer and co-solvent, the foam's exudation time and anti-burning time are both extended, superior to commercially available products. All components are free of fluorocarbons, readily biodegradable, and environmentally friendly.

The invention belongs to the technical field of photoetching, and provides a naphtholactam polymer and a preparation method thereof, a hard mask composition and a method for forming a pattern. The naphtholactam polymer has a structure as shown in a formula 1, and n is an integer from 1 to 500; r1 is hydrogen, 4-10-membered naphthenic base or substituted or unsubstituted aryl with the carbon atom number of 6-30; and L is alkylene with the carbon atom number of 1-10. The hard mask formed by the hard mask composition not only has relatively high heat resistance and etching resistance, but also has good gap filling and planarization capabilities. Formula 1

This invention belongs to the field of plant-derived pesticide technology, specifically relating to a method for preparing a juglone microemulsion and its insecticidal activity. The juglone microemulsion comprises juglone, an oil phase, an emulsifier, a co-emulsifier, and water, with the following mass percentage composition: juglone: ​​2.5–10%, oil phase: 5–25%, emulsifier: 5–15%, co-emulsifier: 5–35%, and the balance being water. The mass ratio of the emulsifier to the co-emulsifier is 1:0.5–1:3. The juglone microemulsion of this invention uses plant-derived juglone as the main active ingredient. The prepared juglone microemulsion is an O / W type microemulsion, a clear, stable brown liquid, which can be diluted and directly sprayed onto the leaves of crops to kill and repel insects.

This application discloses a spin-coating carbon composition, a semiconductor fabrication method, and a semiconductor device. The spin-coating carbon composition comprises a cyclic phenolic resin. The cyclic phenolic resin used in this invention has the characteristics of small molecular weight, narrow molecular weight distribution, and active crosslinking groups distributed on the resin periphery. The spin-coating carbon composition based on the cyclic phenolic resin of this invention, while maintaining excellent coating performance, can significantly improve the thermal stability, etching resistance, and pattern fidelity of the thin film, providing a new generation of hard mask materials for advanced semiconductor manufacturing.

The present application belongs to the technical field of alloy materials, and particularly relates to a tin-plated plate for milk powder cans and a preparation method and application thereof. The profile skewness of the inner surface of the tin-plated plate for milk powder cans is -0.8 to -0.01, and the profile skewness of the outer surface is -0.2 to 0.5. The profile parameters of the inner surface and the outer surface of the tin-plated plate are differentially regulated, so that the surface topographies of the two surfaces are formed to match the use requirements. The specific profile skewness of the inner surface can optimize the surface bearing state, improve the oil storage performance, and thus significantly improve the scratch and mar resistance of the inner surface. The specific profile skewness of the outer surface can improve the coating spreadability and adhesion performance, effectively inhibit coating problems such as shrinkage cavity and poor adhesion, and ensure the outer coating forming quality and use reliability.

[Problem] The purpose of the present invention is to provide: a heat-curable composition which exhibits excellent transparency, exhibits good thixotropy, and provides a cured product exhibiting excellent heat resistance when heated; and a use of the heat-curable composition. A thermosetting composition containing: (A) a siloxane having at least one alkenyl group and at least one monovalent aryl group in the molecule and having 5 or less silicon atoms; (B) an aromatic polymer having a reactive functional group; and (C) a thermal radical initiator in an amount of 0.1-5 parts by mass per 100 parts by mass of the total of component (A) and component (B), the mass ratio of component (A) to component (B) being in the range of 40: 60 to 80: 20, and substantially no organic solvent being contained.

The application relates to a perovskite cell electron transport layer, a perovskite cell and a preparation method, and belongs to the photovoltaic field. 60 The precursor solution is prepared, C 60 The precursor solution takes an organic solvent as a solvent, part or all of the organic solvent is a chlorobenzene solvent, C 60 and an additive is a solute, the additive is a cationic surfactant; the formed film layer is dense and uniform, the interface is firmly combined, the open-circuit voltage and the fill factor of the prepared cell device are improved, the photoelectric efficiency is improved, and the anti-radiation performance is enhanced.

The utility model discloses a coating glue discharging device which comprises a glue discharging hopper, a hose is arranged in the glue discharging hopper, a needle head is arranged at the bottom end of the glue discharging hopper, a telescopic mechanism is arranged on the outer side face of the glue discharging hopper, an adjusting mechanism is arranged on the lower portion of the glue discharging hopper, and the telescopic mechanism is used for adjusting the height of the glue discharging hopper. According to the device, through the arrangement and cooperation of the lower glue hopper, the hose, the needle head and the like, the sharp end of the needle head can stretch into a gap between an optical film and the rolling wheel, the impact of UV glue dripping on the optical film is greatly reduced, the glue dripping speed is increased, and the service life of the optical film is prolonged. And the sharp end of the needle head extends into the accumulation area along with the accumulation of the UV glue, so that ripple caused by dripping of the UV glue from the upper part of the accumulation area is avoided, the formation of transverse stripe lines on the optical film is reduced and avoided, the glue coating effect of the optical film is better, the structural arrangement is simple and efficient, and the device is suitable for popularization and application.

A sealant for an organic electroluminescent display element, which contains: (A) an alkylene glycol di(meth)acrylate having a carbon number of 4 or more and 20 or less, and (B) a photopolymerization initiator, the amount of a hydrophilic functional group with respect to the (meth)acrylate being in the range of 4.80 to 7.60 mmol / g.

The invention provides an acetaminophen ointment and a preparation method thereof. According to the ointment composition disclosed by the invention, the medicine can better play a role in local positioning treatment of arthralgia and neuralgia diseases, and meanwhile, the side effect of liver injury caused by oral medicine can be avoided. The ointment composition is good in spreadability, basically free of granular sensation, resistant to heat and stable, the preparation method is simple, the production cost is low, and the ointment composition is especially suitable for large-scale industrial production.

This invention discloses a low-adsorption flux and its preparation method. The flux comprises the following percentage ingredients: 13-15% isopropanol, 20-25% modified rosin, 1-1.2% hydroquinone, 5-8% triethanolamine, 1-1.5% OP-10, 4-6% hydrogenated castor oil, and the balance being xylene. The modified rosin molecules can be adsorbed onto the metal surface, thereby forming a protective film on the metal surface. The polysiloxane segments in the protective film endow the protective film with high flexibility and elasticity, which can effectively buffer the welding thermal stress and prevent cracking. The benzene ring provides rigid support, enhances the strength and adhesion of the film layer, and forms a dense and tough protective film. The introduction of C-F bonds can further finely control the surface energy, making the flux paste more fluid and spreadable during preheating and welding, resulting in a denser protective film and effectively preventing the metal surface from being corroded.

This invention discloses a device and method for water-guided laser-assisted laser-directed energy deposition. The device includes: a water-guided laser processing system, a laser-directed energy deposition system, a worktable, and a control system. The water-guided laser processing system generates a laser jet beam to process microstructures on the deposition area of ​​a substrate or a workpiece with a highly reflective metallic material. The laser-directed energy deposition system deposits the highly reflective metallic material in the deposition area and manufactures the workpiece using a layer-by-layer deposition method. During the workpiece forming process, the worktable moves the workpiece up and down by driving the substrate. The control system is connected to the laser-directed energy deposition system, the water-guided laser processing system, and the worktable, alternately controlling the connected components. By generating microstructures on the workpiece surface using a water-guided laser, and utilizing the multiple reflections and absorptions of the laser within the microstructures, the laser absorptivity, surface roughness, and wettability are significantly improved, while the thermal conductivity of the material surface is reduced.

This invention belongs to the field of proton exchange membrane (PEM) water electrolysis for hydrogen production, and discloses a PEM anode slurry, a catalyst-coated membrane, and their preparation method. The anode catalyst is premixed with ultrapure water under ultrasonic and stirring conditions, then an alcohol solvent and an ionomer are added and stirred before high-speed shear dispersion. Following this, the anode slurry is prepared through nano-grinding and degassing processes. The catalyst coating effect is improved by adjusting the ratio of ionomer to catalyst, the solid content of the slurry, the slurry formulation, and the dispersion process. This invention yields a highly efficient dispersion slurry with high stability, low sedimentation, and a dense and uniform coating, thus improving coating efficiency and water electrolysis performance.

The application discloses an immune elicitor for inducing the resistance of apple trees to aphids and application thereof, relates to the field of agricultural ecological technology, and aims to solve the technical problem of easy oxidation and inactivation of active components in the long-term storage process of the current immune elicitor for apple trees. The preparation mode of the elicitor is limited domain coating matrix construction, active elicitor system introduction and response regulation component introduction. In the spraying process of the response regulation component, the wettability and spreading ability of the pesticide solution on the surface of the apple tree leaves are improved through the organic silicon component. The three-dimensional composite network coating system composed of modified nanocellulose and sodium alginate is constructed, so that the active elicitor component is stably limited in a low diffusion environment. Meanwhile, the ion action mechanism of the response regulation component in the spraying process is combined, the gradual release of the active elicitor component in the application stage is realized, and the synergistic balance between the storage stability and the application effectiveness is realized.

The invention discloses an anti-phenolic yellowing polypropylene staple fiber and a preparation method thereof, and belongs to the technical field of high-performance polypropylene, the preparation method comprises the following steps: reacting 2, 3-naphthalic anhydride with 1-methyl-1-phenylhydrazine to generate a ring-opening intermediate containing a naphthalene ring and hydrazide structure, and esterifying the ring-opening intermediate with compound fatty alcohol of hexadecanol and 2-octyldodecanol to obtain an anti-phenolic yellowing agent; the phenolic yellowing resistant agent is compounded with low-viscosity mineral white oil, caprylic capric triglyceride, polyethylene glycol fatty acid ester, polyisobutylene succinimide and lauryl phosphate monoester potassium salt to form an oil-based phenolic yellowing resistant functional agent, and the oil-based phenolic yellowing resistant functional agent is coated on the surface of a polypropylene fiber through a bundling oiling process. Compared with the prior art, the method has the advantages that double synergy of compact barrier and uniform covering is achieved, the anchoring capacity of the functional film is enhanced, the yellowing grade of the obtained polypropylene staple fiber phenol reaches 4.5 grade, the polypropylene staple fiber phenol is free of attenuation after being soaked in water, the breaking strength is larger than or equal to 4.5 cN / dtex, and the elongation at break is larger than or equal to 40%.

The application discloses a kind of mobile phone control role interaction method, comprising: generating virtual person;Mobile phone completes arbitrary action;Collect mobile action data;Action data is handled according to preset processing rule;The result after processing is adapted according to preset judging rule and is judged, determine what kind of prescribed action is completed by mobile phone;According to the adaptation result of prescribed action, the preset interactive action of virtual person is output.The application innovates mobile phone control interaction mode, identifies hand dance action type and action amplitude by various mobile phone inherent sensors such as gyroscope and gravity sensor, and uses it as the basis for interacting with virtual person in mobile game.At the same time, the data processing method for identifying user hand action is low in power consumption, and the mobile action interaction experience is excellent, which realizes the fusion and promotion of playability and interactivity.

The utility model relates to ionic liquid collection technical field especially relates to a kind of ionic liquid collection collecting device, including diversion tank, shunt, condensing assembly and cleaning assembly, the lower portion of diversion tank is provided with multiple groups of shunt, one end of shunt is provided with condensing assembly, the inside of condensing assembly is provided with cleaning assembly, condensing assembly includes condensing tank, liquidophilic air-avoiding layer, condensing pipe, circulating pipe, circulating pump and conical diversion frame, one end of shunt is provided with condensing tank, the inner wall of condensing tank is provided with liquidophilic air-avoiding layer, the outside of condensing tank is provided with condensing pipe, one end of condensing pipe is provided with circulating pipe, circulating pump is provided on the pipeline of circulating pipe, the lower portion of condensing tank is provided with conical diversion frame;The utility model is through multiple groups of shunt design and liquidophilic air-avoiding material application, solve the technical problem of wall-hanging residual and low recovery rate in high viscosity ionic liquid condensation collection process.

The invention relates to the technical field of etching solutions, in particular to a double-agent type etching solution applied to a Cu-MoTi alloy layer. Comprising the following components in percentage by weight: 10-15% of an oxidizing agent, 10-20% of first organic acid, 5-10% of first organic alkali, 1-3% of a first cone angle stabilizer, 0.1-1% of a first etching speed regulator, 1-5% of a surfactant, 0.1-1% of a first fluorine compound, 0-0.6% of a hydrogen peroxide stabilizer and the balance of deionized water; the auxiliary agent comprises 20-45% of second organic acid, 0.5-2% of a second etching speed regulator, 2-5% of a second taper angle stabilizer, 10-20% of second organic alkali, 0.1-1% of a second fluorine compound and the balance of deionized water; the taper angle of a Cu-MoTi alloy layer etched by the double-agent type etching solution is smaller than or equal to 50 degrees, and no residue exists in the etching process.

The invention relates to the field of resin synthesis, in particular to epoxy-group-containing polyester modified water-based acrylic resin and a preparation method thereof. Comprising the following steps: step 1, synthesizing a modifier; step 2, synthesizing maleic acid-based epoxy resin; and step 3, synthesizing the polyester modified water-based acrylic resin. The epoxy group, the triazole ring and the polyester chain segment are introduced into the prepared resin at the same time, and through the synergistic effect of the epoxy group, the triazole ring and the polyester chain segment, the finally prepared coating has excellent adhesive force and excellent salt spray resistance. Wherein the epoxy group can form firm chemical bonding with the surface of the metal substrate; the polyester chain segment provides excellent toughness and spreadability; the triazole ring has a remarkable corrosion inhibition effect on a metal substrate and can form a compact passivation layer with metal ions.

The invention belongs to the technical field of cosmetics, and particularly relates to a Chinese prickly ash fruit extract-containing composition capable of immediately improving skin textures as well as a preparation method and application of the Chinese prickly ash fruit extract-containing composition. The composition is prepared from components in percentage by mass as follows: 5%-20% of a pepper fruit extract, 10%-30% of caprylic / capric triglyceride, 40%-60% of an alkanol polyether surfactant and 10%-30% of C3-C6 dihydric alcohol, the zanthoxylum bungeanum fruit extract is obtained by dipping zanthoxylum bungeanum fruits with caprylic / capric triglyceride and extracting the zanthoxylum bungeanum fruits. The low-irritation extract is obtained through low-temperature caprylic / capric triglyceride dipping extraction, and the low-irritation extract, the high-content alkanol polyether surfactant with the specific HLB value and the polyhydric alcohol cooperate to construct a stable structured system, so that the excellent effects of instant skin texture improvement, long-term storage stability, mildness and safety are achieved.