279results about How to "Strong scratch resistance" patented technology

The invention relates to a dust removal protection device for a solar battery board. The photographic surface of the battery board is provided with super white protection glass with high transmittance; the glass surface is coated with nanometer film; a drive motor is fixedly arranged in a protection shell on the battery board side through a bracket; an output shaft of the drive motor is connected with an input shaft of a transmission, the output shaft of the transmission is connected with a linkage mechanism; the rotating motion can be converted into linear motion by the linkage mechanism; one end of a brush-holder stud is actively connected with a drive wheel of the linkage mechanism; the other end of the brush-holder stud is arranged in a guide rail; a brush smear is fixedly arranged on the brush-holder stud; rubber strip of the brush smear presses to the surface of the protection glass; a trigger is arranged at the two ends of the battery board; the transmittance glass internal is provided with an optical sensor; an electric controller is electrically connected with a relay and the drive motor. The device of the invention can effectively wipe off sundries and dust on the battery board surface and improve absorption efficiency and transmission efficiency of the battery board to light energy, which is ideal matching equipment of the solar energy battery and has good application prospect.

The invention discloses a super-wear-resisting and scratch-resistant and waterproof plastic floor and a manufacturing method thereof. The super-wear-resisting and scratch-resistant and waterproof plastic floor comprises a wear-resisting layer, a decorative layer, a matrix layer and a balancing layer which are sequentially arranged from top to bottom, and further comprises a first connection layer arranged between the decorative layer and the matrix layer and a second connection layer arranged between the matrix layer and the balancing layer. The wear-resisting layer is aluminum oxide wear-resisting paper, the decorative layer is a layer of paper impregnated by melamine resin, the matrix layer is a PVC sheet layer or a PVC hard-board layer or a multi-layer composite of the PVC sheet layer and the PVC hard-board layer or other high polymer materials, and the balancing layer is balancing paper or made after an veneer and the melamine resin are adopted to be subjected to impregnation and thermo-curing. According to the super-wear-resisting and scratch-resistant and waterproof plastic floor and the manufacturing method thereof, the aluminum oxide wear-resisting paper is adopted to serve as the wear-resisting layer, the matrix layer adopts PVC rolling or extrusion materials, and the bottom balancing layer is arranged, so that the floor has super high wear-resisting, scratch-resistant and waterproof performance.

The invention discloses a method for producing nanometer crystal sand surface floor slabs. The production method comprises the steps of slicing timber, selecting slabs and grooving according to conventional techniques, and further comprises the steps of conducting the polishing treatment for floor slab base materials, including seventeen-layer multiple permeation paint application technique, that is, applying two layers of water environmental protection primer, three layers of wear-resistant primer, nine layers of elastic primer, and three layers scraping-resistant finishing coat. The production method adopts the seventeen-layer multiple mutual-type permeation technique, that is, three plus two plus nine plus three, and utilizes the interactive permeation technique of nano-titanium paint molecules, so as to enable paint molecule layers to permeate into wood molecules. Through a plurality of layers of wear-resistant primer and hardening primer, and through leveling and a plurality of curing and sanding layers, the floor slab has high performance of super strong hardness, wear resistance, scraping resistance, oxidation and yellowing resistance. The paint surface adhesive force, the flexibility, and the scraping resistance of the floor slab greatly exceed those of the ordinary technical floor slab.

The invention discloses a composite fiber material product, a preparation method thereof and an application thereof. The composite fiber material product comprises a piece of middle fiber material cloth (1), an upper surface film (2) arranged above the fiber material cloth (1) and a lower surface film (3) arranged under the fiber material cloth (1), wherein the outer surfaces of the upper surface film (2) and the lower surface film (3) are further provided with a layer of glass fiber cloth (4). The upper surface film and the lower surface film of the composite fiber material product can be respectively and internally printed with characters or patterns, the surfaces can be respectively formed to be a mirror surface or matting, and the composite fiber material product is attractive in appearance, free of air vents and needle eyes, good in rigidity, strong in impact resistance and mar resistance, and strong in heat resistance and corrosion resistance, so that the composite fiber material product can be widely used for manufacturing shells of various electronic products, electrical equipment, aviation and spaceflight equipment, and the like. The preparation method of the composite fiber material product is low in mould requirement, can be used for preparing the composite fiber material product with a surface which has the mirror surface or is matting. The follow-up treatment to the surface of the product can be avoided, such as polishing and the like, so that the invention is convenient to operate, and high in yield and production efficiency.

The invention relates to environment-friendly water-based nano varnish and a preparation method thereof. The preparation method comprises the following steps: putting 10-30 parts by weight of water-based nano activation base material in a reaction kettle, slowly adding 1-5 parts by weight of coupling agents and 1-5 parts by weight of aids in sequence, standing for 8-48 hours for curing, and putting the obtained cured material, 50-70 parts by weight of emulsion and 10-30 parts by weight of water in an activation kettle to undergo group activating, crosslinking and grafting, thus obtaining a product under the conditions of nitrogen or argon protection, pressure of 0.1-3Mpa and activation time of 8-48 hours, wherein the temperature range of the activation kettle is controlled to be 30-80 DEG C. Compared with the prior art, the environment-friendly water-based nano varnish has the advantages of complete water-based environment-friendly system, no environmental pollution, complete water-based low-temperature self-drying system, no safety hazards such as burning and explosion, high adhesion to metal materials, good hardness, strong scratch resistance and the like.

The invention belongs to the technical field of surface treatment and particularly relates to a neodymium iron boron rare earth permanent magnet surface anti-corrosion coating and a preparation method thereof. The neodymium iron boron rare earth permanent magnet surface anti-corrosion coating is composed of a bottom coating and a top coating, the thickness of the bottom coating is in a range from 10mum to 25mum, the chemical components of the bottom coating comprise 55% to 65% of one or two types of metals of zinc and aluminum, 0% to 5% of one or a plurality of types of metals of nickel, chromium, molybdenum, neodymium, praseodymium, cobalt and titanium and 34% to 40% of neutral resins, the thickness of the top coating is in a range from 5mum to 15mum, and the chemical components of the top coating comprise 55% to 65% of one or a plurality of types of metals of zinc, aluminum, titanium, molybdenum, nickel, cobalt and chromium and 35% to 45% of phenolic resins or acrylic resins. The preparation method includes that firstly the surface of a permanent magnet is preprocessed, a centrifugal immersion tossing is utilized to prepare the bottom coating, and a rolling spraying process is utilized to prepare the top coating. The neodymium iron boron rare earth permanent magnet surface anti-corrosion coating and the preparation method thereof have the advantages that by means of double layers of coatings, the corrosion resistance is high, the surface binding force is high, the usage temperature is higher than 200 DEG C, the magnetic property of the neodymium iron boron rare earth permanent magnet is improved, the service life is prolonged, and the service environment is widened.

The invention discloses a mist surface hand feeling scratch-resistant coating paint and a preparation method thereof. The mist surface hand feeling scratch-resistant coating paint is composed of a component A and a component B, wherein the part ratio of the component A to the component B is equal to 100: (1-5); the component A comprises the following components in mass percentage: 40-60 percent of modified poly-acrylic acid alcohol resin, 0-2 percent of cellulose, 5-10 percent of tomentum powder, 5-10 percent of extinction powder, 0-5 percent of dispersing agent and 15-40 percent of solvent; the component B is a hardening agent. Due to the adoption of the manner, the mist surface hand feeling scratch-resistant coating paint can meet scratch-resistant property, improves the coating texture and the decoration effect, has a special hand feeling and meets different decoration requirements.

The invention provides an environment-friendly PVC (Polyvinyl Chloride) foaming ceiling panel and a preparation method thereof. The environment-friendly PVC foaming ceiling panel comprises the following components in parts by weight: 90-110 parts of PVC resin, 5-10 parts of polylactic acid, 7-12 parts of polycaprolactone, 10-20 parts of polyester fiber, 50-70 parts of barium sulfate, 3-7 parts of plasticizer, 5-11 parts of stabilizer, 1.7-5 parts of titanium dioxide, 0.6-2 parts of PE (Poly Ethylene) wax, 2-5.5 of processing modifier, 1.4-3.2 parts of anti-impact modifier, 0.7-1.5 parts of composite foaming agent and 20-30 parts of sepiolite. The environment-friendly PVC foaming ceiling panel provided by the invention has the characteristics of environmental friendliness, good weather fastness, high fire resistance, strong scratch resistance, sound insulation, thermal insulation, dust prevention, noise absorption, insect prevention and light reflection and is very suitable for serving as an indoor ceiling.

The invention discloses a photo-degradable formaldehyde membrane based on modified titanium dioxide, belonging to the technical field of membranes. According to the photo-degradable formaldehyde membrane, when a hardening liquid coating layer is configured, modified titanium dioxide is prepared and is well dispersed into hard coating layers of products of automobile membranes, building membranes and household membranes, so that the process is simplified, the cost is saved, and furthermore, the obtained photo-degradable formaldehyde membrane is capable of degrading formaldehyde without influencing the original properties of the automobile membranes, the building membranes and the household membranes.

The invention discloses a normal temperature curing fluorocarbon resin coating. The coating comprises the following components in percentage by weight: 38 to 60 percent of chlorotrifluoroethylene-vinyl ester polymer, 5 to 10 percent of coupling agent, 1 to 6 percent of pigment, 1 to 5 percent of nanoparticles, 0.05 to 2 percent of aid, 20 to 45 percent of solvent, 5 to 15 percent of curing agent and 0.003 to 0.05 percent of drier, wherein the coupling agent is fluorosilane with -CF3 and -CF2 groups; the aid is a defoamer or a surfactant; the solvent is xylene and methyl isobutyl ketone or butyl acetate and the methyl isobutyl ketone; and the drier is dibutyltin dilaurate. By adopting a specific coating formula, the solubility of fluorocarbon resin in the solvent is improved, the added aid, pigment and the like are soluble, various components are easy to disperse in various dispersion modes, the coating is convenient to operate on site, the adhesion of the coating can reach level 0 and the coating has high scratch resistance and high acid, alkali and salt resistance.

The invention belongs to the technical field of metal surface treatment, and especially relates to a metal surface treatment process which comprises the following process steps of: (a) surface cleaning, that is, performing surface cleaning of a metal substrate to be treated, removing attachments on the surface of the metal substrate; (b) glaze layer spraying, that is, performing atomization spraying of glaze onto the surface of the metal substrate by a spray gun or a sprayer to form a glaze layer; (c) baking and curing, that is, baking the metal substrate with the sprayed glaze layer in a baking oven so as to cure the glaze layer; (d) secondary cleaning, that is, performing secondary cleaning of the metal substrate with the sprayed glaze layer; (e) PVD coating, that is, performing PVD coating of the metal substrate with the sprayed glaze layer to form a film layer on the surface of the glaze layer so as to obtain the metal substrate finished product. The metal substrate finished product of the invention has high thickness and hardness, and thus has strong wear resistance and scratching resistance; the PVD coating provides the metal substrate finished product with good temperature change resistance and corrosion resistance, and good metal luster.

The invention relates to a folding screen, a manufacturing method thereof, and a mobile terminal. The folding screen comprises a flexible display panel and a flexible protective film; the flexible display panel is provided with a display face, and the flexible protective film comprises flexible glass and a protective layer; the flexible glass covers the side, where the display face is located, ofthe flexible display panel, and the elastic modulus of the flexible glass is smaller than or equal to 72 Gpa; and the protective layer covers the side, back on to the display face, of the flexible glass, and the elastic modulus of the protective layer is smaller than or equal to 10 Gpa. According to the folding screen, the manufacturing method thereof, and the mobile terminal, the flexible glass provides good scratch-resisting performance, and thus when the flexible glass covers the display face of the flexible display panel of the folding screen, the side, where the display face is located, of the flexible display panel can be effectively prevented from being scratched; and the flexible glass is protected through the protective layer, and thus the flexible glass is not prone to being broken so as to guarantee that the flexible glass stably protects the flexible display panel.

The invention relates to a kind of corrosion-resistant and erosion resistant coating material, which in detail is a corrosion-resistant material for cable bridge surface. The invention adds flaky zinc powder concentration for traditional dacromet coating formulation, adds penetrating agent, surface active agent, hardening agent and rare earth material. The coating layer on the surface is characterized by high adhesion power, good wearing resistant performance, good antiweatherability and stable chemically-resistant property, and suitability for wild environment utilization for a long time, which as long as 30 years.

The invention relates to an electric material, in particular to a self-adhesive enameled wire, comprising a copper conductor and a polyurethane paint insulating layer which is coated on the outside of the copper conductor, wherein, a self-lubricating self-adhesive paint layer is also coated on the surface of the polyurethane paint insulating layer; chemical compositions and concentration percentage contents of various compositions of self-lubricating self-adhesive paint in the self-lubricating self-adhesive paint layer are as follows: amilan polyamide resins of 10 percent to 13 percent, cresols of 33 percent to 36 percent, phenols of 33 percent to 36 percent and xylene of 15 percent to 18 percent. Compared with the prior common self-adhesive enameled wire, the surface of the self-adhesive enameled wire has stronger scratch resistance and better gliding property, thereby the self-adhesive enameled wire is in accordance with high requirements provided by the modern electric machine industry to the enameled wire in the aspect of mechanical features.

A method for manufacturing a blue and white porcelain staircase comprises the following steps: step a, selecting the blue and white porcelain process to manufacture a blank body, and performing first grinding and dust removal treatment on the blank body; manufacturing a tread plate, a vertical plate, a stand column, a handrail, a crossbeam and a samson post, wherein at least the vertical plate and the stand column are selected to manufacture the blank body through the blue and white porcelain process; and performing mechanical or manual sanding and dust removal on the blank body. The method for manufacturing the blue and white porcelain staircase has the advantages that a paint film gradually enters into wood fibers layer by layer and is performed with high-temperature ultraviolet light polymerization, the paint surface is strong in adhesive force, the paint film is high in hardness and has strong abrasion resistance and scraping resistance, a layer of porcelain glaze paint surface which is solid in texture and clear in color is formed on the paint surface, the paint film is full and smooth and enough in light sensation, presents blue and white porcelain like natural innervation and texture, and the blue and white porcelain staircase is strong in porcelain texture, obvious in three-dimensional color, rich in layering, capable of resisting ultraviolet radiation and not apt to fade.

The invention relates to a chrome vanadizing process of an automotive chain pin shaft with the advantages of larger load, wear resistance, corrosion resistance, oxidation resistance, good fatigue property and long service life. The finely-ground pin shaft is arranged in a converter, 60-70 percent of anhydrous borax, 10-15 percent of Cr2O3, 8-15 percent of V2O5 as a penetrating agent and a certain amount of reducing agent are simultaneously added into the converter, the converter is kept to be in a rotating state and is subjected to heat preservation for 10 hours at a temperature of 1000 plus or minus 2 DEG C, chrome vanadizing is performed, the pin shaft subjected to chrome vanadizing is poured into quenching oil to be quenched, and residual waste salt on the surface is boiled by using boiled water; after the reducing agent is added into salt bath, vanadium is reduced firstly, chrome is likely to be simultaneously reduced only when the reducing agent is excessive, and active vanadium, chrome alum and chrome vanadium boron atoms can be respectively obtained according to different consumptions of the reducing agent so as to realize vanadinizing, chrome vanadizing and chrome vanadium boronizing of steel.

The invention belongs to the field of UV photocureable coatings, and discloses a UV photocureable coating which is extremely high in scratching resistance and hydrophobic and oleophobic anti-pollution property and is used for an explosion-proof membrane hardening coating of a vehicle-mounted touch screen, a preparation method and application of the UV photocureable coating and a hardening membrane based on the UV photocureable coating. The coating is prepared from the following components in parts by mass: 20 to 50 parts of a mulfunctional acrylate monomer, 1 to 5 parts of a sulfur alcohol monomer, 0.1 to 1 part of a fouling resistant additive, 1 to 5 parts of nano particles, 1 to 3 parts of a photoinitiator and 40 to 80 parts of an organic solvent, wherein the mulfunctional acrylate monomer is an acrylate active diluent with the mulfunctional level of 4 to 6. The invention further provides the hardening membrane obtained on the basis of the UV photocureable coating. The hardening membrane is extremely high in steel wool starching resistance (with water contact angle greater than or equal to 105 degrees) and stable in hydrophobic and oleophobic anti-pollution property and flexibility. Compared with the conventional PET hardening membrane, the hardening membrane based on the UV photocureable coating can realize comprehensive upgrading of the performance; and by the coating production mode and UV photocuring, the production efficiency is improved, and the production cost is reduced.

The invention discloses a plastic tube mark band which consists of a substrate and a coloring layer on the substrate; the coloring layer includes the following components of 17 to 24 percent of resin, 1 to 2.5 percent of polyethylene wax, 15 to 17.5 percent of filler, 5 to 7.5 percent of dye, 0.5 to 1.5 percent of dispersant and 48 to 55 percent of solvent according to the weight percentage. The plastic tube mark band manufactured by the technical scheme of the invention is characterized in that the coloring layer not only has a coloring function, but also has excellent sticking function; the coloring layer can be better stuck on the printing substrate, is hard to fall off, has high scraping-resistance property, overcomes a complex structure of a sticking layer on the coloring layer adopted by a plurality of technical literatures, simplifies the product structure and the production technique as well as reduces the production cost; but the property of the product is not reduced.

The invention discloses a surface processing agent for a neodymium-iron-boron permanent magnet as well as a preparation method and a processing method thereof. The surface processing agent for the neodymium-iron-boron permanent magnet of the invention comprises the following raw materials in proportion by weight (calculated by 1 liter in volume): 10-12g/L of molybdate, 7-9g/L of hypermanganate, 3-4g/L of sodium fluoride, 1-2g/L of auxiliary film-forming agent, 0.2-.04g/L of cerate, 0.1-0.3g/L of additive, a trace amount of pH regulator and the balance of water. The surface processing agent of the invention can be used for surface processing at normal temperature, the processing time is short, the permanent magnet obtained after processing has high surface corrosion-resisting property, good passivation-layer adhesive force and high scratch-resisting capability, and the invention is simple in processing process and convenient for practical operation.