30results about How to "Low reflex" patented technology

The invention discloses a manufacturing process of a mobile phone glass cover plate. The manufacturing process comprises the following steps: (1) cleaning raw material glass, (2) carrying out process of dull polishing, (3) cutting the glass, (4) cleaning, (5) carving, edging and modeling profiles, (6) cleaning, (7) chemical tempering, (8) cleaning, (9) screen printing, (10) drying, and (11) cleaning in an ultrasonic wave mode. According to the manufacturing process of the mobile phone glass cover plate, a surface layer of the mobile phone glass cover plate obtained through the manufacturing process is a dull polishing layer, when outside particulate matters move on the surface of the cover plate, particles on the dull polishing layer can effectively prevent the outside particulate matters from damaging the surface of the cover plate, and the surface of the cover plate is prevented from being scraped. Meanwhile, after incidence of strong light, various diffuse reflection can be produced on the dull polishing layer of the cover plate so as to offset reflection of an integrated pattern, reflectivity of the cover plate is reduced, and therefore practicality of products is improved, needs of people are satisfied, and using cost is saved.

A water-proof coating system for reflecting solar radiation, which comprises optionally a base layer on a substrate and a reinforcing layer on the base layer; a white reflective and water-proof layer on the substrate or on the reinforcing layer; and a decorative and reflective layer on the white reflective and water-proof layer; wherein the decorative and reflective layer comprises colored infrared-reflective pigments. Water-borne coatings for forming a decorative and reflective layer in the coating system, which comprise acrylic polymers, colored infrared-reflective pigments and UV cross-linking agents. Said coating system can reflect solar radiation with high efficiency and effectively prevent water from penetrating through; has strong stain resistance and good weather resistance; has strong adhesion to various substrates; and also offers diversified colors for choosing. Said water-borne coatings can be applied easily, and are environment friendly.

The invention relates to a method for preparing an infrared cut-off filter, specifically comprising the steps of cutting, shaping, slicing, chamfering, grinding, double-sided chemical polishing, coating, and the like. An infrared cut-off filter prepared by the method has high quality. The rejection rate is low. The production efficiency is high.

Disclosed is an organic light-emitting display device having a micro lens array (MLA) structure applied to a display panel in order to improve light extraction efficiency. In the organic light-emitting display device, an optical device, including a reactive mesogen (RM) and a dye, is provided between a polarizer and a quarter wave plate (QWP) to block light spreading to a viewing angle, thereby reducing a diffuse reflection component due to the application of the MLA structure.

The invention relates to a method for preparing an infrared cut-off filter, specifically comprising the steps of cutting, shaping, slicing, chamfering, grinding, double-sided chemical polishing, coating, and the like. An infrared cut-off filter prepared by the method has high quality. The rejection rate is low. The production efficiency is high.

The invention discloses a high-transmittance low-reflection electromagnetic screening structure for a liquid crystal display screen and a manufacturing method for the structure. The structure is characterized by sequentially consisting of a first polarizer layer (2), a first quarter wavelength delaying layer (3), a transparent indium tin oxide conductive layer (4), a second quarter wavelength delaying layer (5), a second polarizer layer (6) and a reflection reducing layer (7) which serve as optical functional layers, wherein the optical functional layers are connected with one another to form a whole body by using transparent optical cement (8) by a binding process; and the first polarizer layer (2) is closely adjacent to the liquid crystal display screen (1). The manufacturing method comprises the following steps of: optically binding the optical functional layers in sequence by using the optical cement and solidifying for shaping. The structure has the advantages of high transmittance and relatively low electromagnetic reflectivity, the advantages of the conventional electromagnetic screening technology and a good effect, and is low in cost.

The invention discloses baby itching-relieving lotion. The baby itching-relieving lotion is prepared from, by mass, 0.32-3.6% of natural extract, 2.1-8% of surfactant, 4-20% of oil-based raw materials and 70-92% of water. The baby itching-relieving lotion has advantages that insect bites, eczema, allergy and the like all cause itching sensation which is intrinsically allergic reaction of human bodies, human bodies release histamine to result in skin or mucosa irritation which is transmitted to the brain through neural reflex to form itching sensation, the natural extract which has antibacterial, anti-inflammation and reflex reduction efficacies plays a role in itching relieving, and especially when the natural extract contains alkaloid, formic acid released by insect bites can be neutralized. Therefore, the baby itching-relieving lotion has a great itching relieving effect on itching sensation caused by insect bites, eczema, allergy and the like and has advantages of freeness of alcohol and irritation, mildness, safety in use of the natural extract, effectiveness in itching relieving and great antibacterial and anti-inflammation effects.

A lens element comprises: a rear substrate having a front surface provided with a surface relief having a plurality of zones each capable of providing a lens effect; a front substrate disposed in front of the rear substrate and having a rear surface provided with a surface relief having a plurality of zones each capable of providing a lens effect, the zones of the surface reliefs provided on the rear substrate and the front substrate having the same spatial arrangement over the area of the lens element; and solid or liquid, isotropic, intermediate material disposed between the front surface of the rear substrate and the rear surface of the front substrate, the intermediate material having a refractive index different from the refractive index of each of the rear substrate and the front substrate. This construction reduces the degree of Fresnel reflection which will otherwise degrade the optical performance.

The invention discloses infant itching relievingspray which comprises the following ingredients according to concentration of mass percent: 60-90% of water, 0.1-5% of natural extracts, 3-10% of glycerol and 2-5% of hydrogenated castor oil. The infant itching relievingspray has the advantages and effects thatmosquito bites, eczema, allergy and the like can cause gargalesthesia, theessence of the gargalesthesia is autoanaphylaxis of a human body, the skin or a mucous membrane is stimulated after the human body releases histamine, and thehistamine is transmitted to the brain through nerve reflex, so as to form the gargalesthesia. Natural extracts in the application can be antibacterial, diminish inflammation and reduce reflectivity, so as to play a role of itching relieving; particularly, formic acid released by mosquito bites can be neutralized when alkaloid exists in the natural extracts, a good itching relieving effect is achieved for the gargalesthesia formed by mosquito bites, eczema, allergy and the like, and the effects of being anti-bacterial, diminishing inflammation, being good in the itching relieving effect and being alcohol-free, wild and non-irritant can be achieved.

The invention provides a resin lens with a high-hardness film layer structure and a preparation method of the resin lens. The resin lens comprises a resin lens substrate, a hardening layer and an antireflection layer, wherein the substrate, the hardening layer and the antireflection layer are sequentially arranged, the hardening layer is located on the surface of the resin lens substrate, and theantireflection layer is located on the surface of the hardening layer; the antireflection layer at least comprises a hardness enhancement layer, the hardness enhancement layer is made of aluminum-silicon composite oxide and is composed of Al2O3 and SiO2, and the molar fraction of Al2O3 in the material is 75%-95%. By strictly controlling the material composition and the preparation process, the hardness and impact resistance of the resin lens for preparing glasses are greatly improved, and the resin lens has a good application prospect.

A non-aqueous composition contains dispersed carbon-coated metal particles in an organic diluent in an amount of at least 10 weight %. The dispersed carbon-coated metal particles have a median diameter equal to or less than 0.6 [mu]m, and are dispersed using a particle dispersing agent that has a weight average molecular weight (Mw) of at least 2,000 and up to and including 100,000 and comprises nitrogen-containing units. The median diameter of the dispersed particles is determined using a dynamic light scattering method. Moreover, when the non- aqueous composition contains up to and including 25 weight % of the dispersed carbon-coated metal particles, it exhibits no visual settling when subjected to a settling test of at least 24 hours at 20 DEG C. Such non-aqueous compositions can include photocurable components and are useful to prepare photocurable and photocured electrically-conductive patterns and layers in various articles, including touch screen devices having touch screen displays.

A composition of matter includes a substrate material (M) having a bulk portion and an outer surface integrated to the bulk portion. The outer surface includes a modified surface layer. The modified surface layer extends to a depth from the outer surface of at least 1 nm. The modified surface layer includes M and at least one other material (X) which is a metal or metal alloy. The modified surface layer has a 25 DEG C electrical conductivity which is at least 2.5 % above or below a 25 DEG C electrical conductivity in the bulk portion of M. The composition of matter can be an article that includes a frequency selective surface-based metamaterial, and the plurality of modified surface portions can be a plurality of periodic surface elements that provide a resonant frequency.

The invention relates to urchin-like double-shell hollow microspheres and a preparation method thereof. The preparation method comprises the following steps: carrying out ultrasonic dispersion on polystyrene / silicon dioxide core-shell particles in anhydrous ethanol, dropwisely adding a tetrabutyl titanate anhydrous ethanol solution, and reacting at 75-85 DEG C for 2-4 hours to obtain polystyrene / silicon dioxide / titanium dioxide multi-core-shell particles; calcining the polystyrene / silicon dioxide / titanium dioxide multi-core-shell particles to obtain double-shell hollow silicon dioxide / titanium dioxide microspheres; and carrying out ultrasonic dispersion on the double-shell hollow silicon dioxide / titanium dioxide microspheres in a glycerol-anhydrous ethanol mixed solution, adding tetrabutyl titanate, stirring uniformly, transferring the mixture into a reaction kettle, and reacting at 140-220 DEG C for 7-12 hours, thereby obtaining the urchin-like double-shell hollow microspheres. The urchin-like double-shell hollow microspheres have lower heat conductivity coefficient, and have excellent absorption effects on UVA and UVB in UV light.

The invention relates to a fire-fighting wall-passing platform for the ultra-high and ultra-wide shielding darkroom, including a shielding passage arranged on the shielding wall, a fire shielding dooron the outside of the shielding tunnel, and a fire-fighting platform which is arranged on the inside of the shielding channel through hinges and is flush with the shielding wall after being fastened,wherein a protective ring chain is arranged between the upper end of the shielding channel and the free end of the fire-fighting platform, and a fire hydrant is installed on the fire-fighting ring corridor outside the shielding channel; the fire-fighting wall-passing platform can be installed at the middle height of the shielding wall, the fire extinguishing requirements for the ultra-high and ultra-wide shielding darkroom can be met by using the shielding passage, the unfolding of the fire-fighting platform and the fire hydrant on the fire-fighting ring corridor, fire-fighting passages of different heights are provided for the fire hydrant extinguishing system of the ultra-high and ultra-wide darkroom under the premise of ensuring the shielding performance and the microwave absorbing performance of the darkroom, and the problem that the range of the ground fire hydrant is insufficient can be solved.

The invention relates to a method for preparing an infrared cut-off filter, specifically comprising the steps of cutting, shaping, slicing, chamfering, grinding, double-sided chemical polishing, coating, and the like. An infrared cut-off filter prepared by the method has high quality. The rejection rate is low. The production efficiency is high.

A lens element comprises: a rear substrate having a front surface provided with a surface relief having a plurality of zones each capable of providing a lens effect; a front substrate disposed in front of the rear substrate and having a rear surface provided with a surface relief having a plurality of zones each capable of providing a lens effect, the zones of the surface reliefs provided on the rear substrate and the front substrate having the same spatial arrangement over the area of the lens element; and solid or liquid, isotropic, intermediate material disposed between the front surface of the rear substrate and the rear surface of the front substrate, the intermediate material having a refractive index different from the refractive index of each of the rear substrate and the front substrate. This construction reduces the degree of Fresnel reflection which will otherwise degrade the optical performance.

The invention relates to a semiconductor device comprising an optically pumped vertical emitter with an active vertical emitter layer (3) and a pump radiation source by means of which pump radiation propagating transversely is generated, the pump A pump radiation field optically pumps the vertical emitter layer (3) in the pump region, wherein the wavelength of the pump radiation field is smaller than the wavelength of the radiation field (12) generated by the vertical emitter. The pump radiation source has an active pump layer (2) which is arranged vertically behind the vertical emitter layer (3) and which, seen in the vertical direction, at least partially overlaps the vertical emitter layer, wherein such The active pumping layer (2) is set so that the pumping radiation field generated during operation has higher power than the laterally propagating parasitic radiation field generated by the vertical emitting layer (3), or wherein the vertical emitting layer (3) ) to suppress the generation of parasitic radiation fields propagating laterally.

It is intended to reduce heat storage in a heat insulator applied to the outer periphery of a living room in a residential building, to simplify construction work, to save energy, and to rationalize retention of living environment. The outer surface of a heat insulating member (2) disposed on the outer periphery of a partition panel in a roof, ceiling, wall or the like surrounding a living room is covered with a heat shielding member (1) having a heat reflecting foil, thereby preventing transmission of radiant heat due to heating to the heat insulating member (2), reducing the heat storage in the heat insulating member (2).

The invention relates to the technical field of modified materials, in particular to a modified polypropylene material as well as a preparation method and application thereof, and provides the following scheme: the modified polypropylene material is prepared by mixing barium sulfate treated by a silane coupling agent, high-crystalline polypropylene, a compatilizer, titanium dioxide, an antioxidant and a lubricant to obtain a mixed material; and melting the mixed material at the temperature of 205-220 DEG C, and putting the mixed material in an extruder for extrusion and granulation to prepare the modified polypropylene material, wherein the temperature of a machine barrel of the extruder is 205-220 DEG C, the rotating speed of a screw is 400-600 r / min, and the vacuum degree is -0.04 to 0.1 MPa. The modified polypropylene material prepared by taking high-crystalline polypropylene as a modified base material and adding titanium dioxide, barium sulfate, the lubricant and the antioxidant has high surface glossiness and low light transmittance, and can well reduce light leakage of a lamp source and improve the light source utilization rate of the lamp when being applied to the illumination lamp or a lamp shell. Therefore, the problem of low light source utilization rate of the illumination lamp is solved.

The invention relates to a method for preparing a sapphire camera window, the specific steps including crystal growth, crystal rod removal, crystal cutting, grinding, chamfering, annealing, double-sided polishing, laser slice removal, coating, ink coating and thermal drying; The camera window made by the invention has high film quality, low rejection rate and high production efficiency.

The invention relates to a novel fingerprint recognition sensor. The novel fingerprint recognition sensor comprises a fingerprint recognition array used for detecting finger touch, the fingerprint recognition array comprises a first fingerprint recognition unit and a second fingerprint recognition unit, the first fingerprint recognition unit and the second fingerprint recognition unit are arrayed alternately, and no overlapped regions exist between the first fingerprint recognition unit and the second fingerprint recognition unit. The first fingerprint recognition unit comprises multiple first fingerprint recognition subunits which are transversely arranged at intervals, the second fingerprint recognition unit comprises multiple second fingerprint recognition subunits which are longitudinally arranged at intervals, and various patterns are engraved on the surfaces of the first fingerprint recognition subunits and the surfaces of the second fingerprint recognition subunits respectively. The novel fingerprint recognition sensor has the advantages that good sensitivity is achieved during fingerprint recognition in all directions, and appropriate light transmission is achieved; the intervals are set, so that light transmission is greatly improved; in addition, various patterns are engraved on the surfaces of the fingerprint recognition subunits, in this way, the reflectivity of the fingerprint recognition unit is smaller, and touch feeling is stronger.

The invention discloses an elastic polyester imitated natural silk textile fabric and a preparation method thereof. The preparation method comprises the following steps that polyester chips and montmorillonite are subjected to pre-crystallization drying; the polyester chips and the montmorillonite are mixed and put into a screw extruder to be melted to obtain a melt; the melt is guided into a rawmaterial box of a spinning machine, and spinning is conducted by adopting a three-leaf special-shaped hole; a three-leaf special-shaped silk is put on a drafting machine for drafting; modified polyester fiber and bamboo carbon fiber are subjected to twisting treatment, and through setting treatment and the warp and weft woven technology, gray fabric is obtained; the gray fabric is put in a refining solution; and the gray fabric is subjected to dyeing treatment, and the elastic polyester imitated natural silk textile fabric is obtained. The elastic polyester imitated natural silk textile fabricprepared by the invention is close to natural silk in the aspects of shape and hand feeding, high in spinnability and elasticity, good in moisture absorption and air permeability and easy to dye, inaddition, the preparation method is simple, the preparation technology is easy to operate, economic benefits are high, and the elastic polyester imitated natural silk textile fabric is suitable for wide production and popularization.

The invention discloses an artificial turf with a diffuse reflection function. The artificial turf with the diffuse reflection function comprises a bottom base cloth, artificial fiber grass clusters and an adhesive layer. The artificial fiber grass clusters are arranged on the bottom base cloth, the adhesive layer is arranged at the lower end of the bottom base cloth, each cluster of bottom base cloth is composed of multiple grass filaments and a fixing base plate, a base body is further laid on each artificial fiber grass cluster, a non-woven fabric layer is further arranged between each base body and the bottom base cloth, a glass fabric layer is further arranged at the lower end of the adhesive layer, each base body is lattice structure formed by interweaving crisscross braided threads, the artificial fiber grass clusters are inserted and planted in the lattices of the base bodies, the non-woven fabrics layer is formed by overlaying three layers of structures, the second layer is a melt-blowing cloth, and the first layer and the third layer are spunbonded nonwovens. The invention further designs a preparation method of the artificial turf with the diffuse reflection function. The artificial turf is simple in structure, has high temperature resistance, abrasion resistance and good diffuse reflection functions, and is long in service life, convenient to produce and manufacture, low in production energy consumption, and free of environment pollution.

The present invention relates to a non-aqueous composition comprising dispersed carbon-coated metal particles in an organic diluent in an amount of at least 10% by weight. The dispersed carbon-coated metal particles have a median diameter equal to or less than 0.6 μm, and have a weight average molecular weight (M w ) and the particle dispersant comprising nitrogen-containing units is dispersed. The median diameter of the dispersed particles is measured using dynamic light scattering. Furthermore, when the non-aqueous composition contains up to and including 25% by weight of the dispersed carbon-coated metal particles, it exhibits no visual settling when subjected to a settling test at 20°C for at least 24 hours. Such non-aqueous compositions may include a photocurable component and are suitable for use in the preparation of photocurable and photocured conductive patterns and layers in a variety of articles, including touch screen devices having touch screen displays.