47results about How to "Strong transmittance" patented technology

The invention relates to a novel 3D (three dimensional) optical stereoscopic membrane and a preparation method thereof. The 3D optical stereoscopic membrane can be attached on a display screen of portable equipment, so that the naked 3D effect of light rays is realized through the optical transmission of the 3D optical stereoscopic membrane. The 3D optical stereoscopic membrane comprises a transparent membrane material layer and a slit grating layer on the transparent membrane material layer, wherein the transparent membrane material layer contains zinc oxide nanoparticles; and the slit grating layer is prepared from electronic ink. With the application of the zinc oxide nanoparticles, the transmittance of the transparent membrane material layer is increased, the viewpoint width of the 3D optical stereoscopic membrane is increased, and the double image degree is lowered. Therefore, the 3D display effect is enhanced.

The invention discloses an optically-controlled three-dimensional (3D) optical diaphragm and a preparation method thereof. The optically-controlled 3D optical diaphragm is attached onto any display device capable of displaying a three-dimensional image, and image information with parallax of a left eye and a right eye can be split to the left eye and the right eye of a person to form naked-eye free three-dimensional display. The optically-controlled 3D optical diaphragm comprises a transparent diaphragm material layer and a photochromic grid bar, wherein the transparent diaphragm material layer is doped with zinc oxide nano particles 1,8-diiodooctane additive, the photochromic grid bar is transparent under the non-ultraviolet radiation to display two-dimensional information, the photochromic grid bar turns mazarine under the ultraviolet radiation to realize the grating effect and display the three-dimensional information, through the zinc oxide nano particles in the transparent diaphragm material layer, the transmission rate of the transparent diaphragm material layer is increased by utilizing an optical principle, the viewpoint width of the 3D display is increased, the double-image of the 3D display can be reduced, the 1,8-diiodooctane additive optimizes the dispersibility and uniformity of the zinc oxide nano particles, and the 3D display effect is finally enhanced.

The invention discloses a method for recycling germanium from high-silicon-content optical fiber production waste. The method comprises the following steps that (1) the high-silicon-content and germanium-containing optical fiber production waste is ground till the number of holes is 100 or above,, and then a vulcanizing agent is added and uniformly mixed to prepare particles with the diameters of1-5 mm; (2) sulfidingvolatilization is carried out on the germanium, and the germanium sulfide volatilization smoke dust is collected, or the mixed volatilization smoke dust of the germanium sulfide and germanium dioxide is collected; (3) the obtained germanium-containing smoke dust is subjected to microwave oxidation roasting or oxidation roasting in other forms, or is subjected to sulfuric acidoxidation leaching directly; (4) the high-germanium-content microwave oxidation roasting product is directly subjected to hydrochloric acid chlorination distillation so as to obtain germanium tetrachloride to be subjected to hydrolyzation, and thus a germanium dioxide concentrate is obtained; and (5) sulfuric acid oxidation leaching is carried out on the low-germanium-content materials in the step(2) and the step (3), wherein a leaching solution adopts tannin or an organic solvent to precipitate or extract the enriched germanium and to produce the germanium concentrate. The method can be usedfor extracting and separating the germanium and the silicon from the materials containing 95% or above of the silicon at high efficiency and low cost.

The pipeline liquid yawp assistant measuring equipment relates to barrel sound transmission water tank. There is joining slot on its bottom, and the joining slot tallies with pipe under test and sealed connects with outside pipe wall. Hydrophone suspends in the sound transmission water tank. It can eliminate infection to measure water yawp by the pipe liquid pressure flutter and directly measure the sound signal in pipe to solve the problem to pick up water signal in the mixing liquid coming from pipe pressure flutter and water yawp signal. It is important to research the yawp of the inner liquid and rule for changing and diffusing, and the dropped yawp and concealed body of the boat. It is fit for testing pipe liquid yawp to existing and built pipe. The sound absorption layer inside the sound transmission water tank reduces the reflect effect of sound wave and keep the linearity and veracity to the measuring data.

The invention discloses a display panel and a display device. The display panel comprises a first polaroid, a liquid crystal display panel and a second polaroid. A display area of the liquid crystal display panel comprises a plurality of sub-pixels. The sub-pixels comprise first color sub-pixels and second color sub-pixels. The transmittance of the second color sub-pixels is smaller than that of the first color sub-pixels. The display area comprises a fingerprint identification area, and the fingerprint identification area comprises a plurality of photosensitive units. The photosensitive unitsare arranged in the non-opening areas of the sub-pixels. A first absorption axis of the first polaroid is arranged along a first direction, a second absorption axis of the second polaroid is arrangedalong a second direction, and the photosensitive units are arranged in the non-opening areas of the first color sub-pixels along the first direction; or, the first absorption axis is arranged along the second direction, the second absorption axis is arranged along the first direction, and the photosensitive units are arranged in the non-opening areas of the second color sub-pixels along the firstdirection. According to the technical scheme provided by the invention, the problem of relatively low fingerprint identification accuracy of the liquid crystal display screen can be solved.

The invention relates to the technical field of artificial turfs, in particular to a non-contact permanent antibacterial artificial turf and a manufacturing process thereof. The artificial turf comprises gum and artificial grass silk, the gum and the artificial grass silk respectively contain inorganic antibacterial powder, and the inorganic antibacterial powder is composed of talcum powder and lanthanide series rare earth oxide; the lanthanide series rare earth oxide is a trace element, the inorganic antibacterial powder can radiate electromagnetic waves with the frequency of 0.4 THz-2. 0THz under the irradiation of heat rays, and the inorganic antibacterial powder of the artificial turf can effectively sterilize in a manner of not contacting bacteria and has the advantage of permanent antibacterial property.

The invention relates to a novel 3D (three-dimensional) optical diaphragm and a preparation method. The 3D optical diaphragm can be attached to a portable equipment display screen; screen ray is subjected to the optical transmission of the 3D optical diaphragm to realize the naked eye 3D effect; the 3D optical diaphragm comprises a transparent diaphragm material layer and a slit grating layer on the transparent diaphragm material layer, wherein the transparent diaphragm material layer comprises zinc oxide nano-particles and 1,8-diiodooctane additive; the slit grating layer is prepared from electronic ink; the transmittance of the transparent diaphragm material layer is increased by the zinc oxide nano-particles; the viewpoint width of the 3D optical diaphragm is improved; the double image degree is lowered; the dispersibility and the evenness of the zinc oxide nano-particles are improved by the 1,8-diiodooctane additive; and finally, the 3D display effect is enhanced.

The invention relates to the technical field of artificial turfs, in particular to an artificial turf with terahertz frequency electromagnetic waves and a manufacturing process thereof. The artificial turf comprises quartz powder-loaded lanthanide series rare earth oxide, and gum and artificial grass silk in the artificial turf respectively contain the quartz powder-loaded lanthanide series rare earth oxide. The quartz powder loaded lanthanide rare earth oxide is composed of 99%-99.9% of quartz powder and 0.1%-1% of lanthanide rare earth oxide, and the frequency of the terahertz frequency electromagnetic wave is 0.3 THz-2. 5 THz. The artificial turf can effectively degrade harmful gases such as formaldehyde, benzene, hydrogen sulfide and ammonia gas in the artificial turf, and has the advantages of being good in removal effect, long in time effect and free of pollution.

The invention discloses a rare-earth-ion-doped Cs2LiGdBr6 microcrystalline glass and a preparation method thereof. The microcrystalline glass is composed of the following components in percentage by mole: 65-75 mol% of TeO2, 8-11 mol% of Nb2O5, 5-16 mol% of ZnF2 and 10-14 mol% of Cs2LiLu(1-x)LnxBr6, wherein x=0.05-0.2, and Ln is Ce<3+>, Eu<3+>, Tb<3+>, Pr<3+> or Nd<3+>. The preparation method comprises the following steps: preparing TeO2-Nb2O5-ZnF2-Cs2LiLu(1-x)LnxBr6 glass by a fusion process, and carrying out heat treatment to obtain the transparent Cs2LiLuBr6 microcrystalline glass. The Cs2LiLuBr6 microcrystalline glass has the advantages of deliquescence resistance, favorable mechanical properties, higher short-wavelength blue-violet light transmission rate, high flare light emission output, favorable energy resolution and the like. The preparation method of the microcrystalline glass is simple and lower in production cost.

The invention discloses an underwater quenching method for a thin steel plate. The method comprises the following steps: polishing, cleaning and decontaminating the surface of a matrix; and standing the pretreated matrix in a water tank, completely immersing the upper surface of the matrix in water, scanning the surface of the matrix by using a blue/green laser with the wavelength range of 400-600nm, and meanwhile, adding a side blowing device to blow away water vapor generated in the laser quenching process in time. According to the method, the laser penetrates through a water layer to irradiate the upper surface of the steel plate, the temperature of the thin steel plate is rapidly increased to increase the surface temperature of the material to be the austenite transformation temperature or above, heat of the machined position of the surface of the thin steel plate is absorbed by the water layer on the upper surface of the thin steel plate, and cooling water absorbs heat to be severely vaporized to take away a large amount of heat, then, the thin steel plate is rapidly cooled, accordingly, the requirement for the hard outside and tough inside of the thin steel plate is met, and the thermal influence on the matrix part is reduced.

The invention discloses a use method of a large-format glass ultrafast picosecond laser cutting machine. The use method comprises the following specific steps that S1, a driving assembly drives glassto be cut to move towards the transmitting end of a laser; S2, the laser is electrified to run in the glass to be cut to generate a plurality of wire holes; the plurality of wire holes form microcracks on the glass to be cut, wherein the pulse width of the laser is not greater than 10ps; S3, external force is applied to the two sides of the microcracks on the the glass to be cut, so that the glass to be cut is cut off along the microcracks. After a glass workpiece is cut by the laser cutting machine, the cutting end face of the obtained glass workpiece is flat, secondary CNC grinding is not needed, and the machining efficiency is greatly improved; in addition, no sewage is generated in the glass workpiece machining process, the glass cutting machine is more environmentally friendly, the cutting speed is high, and the production efficiency of glass products is greatly improved.

The invention belongs to the technical field of glass, and particularly relates to medium-aluminum glass capable of absorbing ultraviolet rays and a preparation method and application of the medium-aluminum glass. The medium aluminum glass comprises the following components in percentage by weight: 59%-66% of SiO2, 8%-12% of Al2O3, 13%-18% of Na2O, 5%-8% of K2O, 3%-8% of MgO and 0.2%-1.2% of CeO2, wherein the total amount of the SiO2, the Al2O3, the Na2O, the K2O and the MgO is 100%. The ratio of the total mass of CeO2, K2O and Na2O to the mass of Al2O3 is 1.75 to 3. The medium-aluminum glass capable of absorbing the ultraviolet rays has excellent ultraviolet ray absorption efficiency, low softening point temperature and high stress layer depth, is particularly suitable for the fields of automobile body glass and the like, can meet the requirement of hot bending shaping of the automobile body glass, has strong absorption on the ultraviolet rays, reduces the harm of ultraviolet radiation to a user, and is suitable for popularization and application. Meanwhile, the visible light transmittance is high, and the visual field of a user cannot be affected.

The invention relates to the technical field of adhesive tapes, and discloses a fireproof sealing anticorrosion adhesive tape for aviation equipment, the fireproof sealing anticorrosion adhesive tape comprises a coating silicone adhesive, a coating and a base material, the base material comprises 1-5 parts by weight of resin, 5-20 parts by weight of glass fiber, 2-10 parts by weight of basalt and 1-5 parts by weight of carbon fiber, and the coating silicone adhesive is prepared from the following components in parts by weight: 1-5 parts by weight of resin, 5-20 parts by weight of glass fiber, 2-10 parts by weight of basalt and 1-5 parts by weight of carbon fiber. The width and the length of the coating layer, the width and the length of the coating silicone adhesive and the width and the length of the base material are the same, and the coating layer comprises a 75-80A curtain coating flame-retardant TPU layer, a polytetrafluoroethylene coating layer, an aluminum foil layer or a graphene layer. According to the scheme, the thickness and the surface density are slightly higher than those of the standard, but the tensile strength, the elongation, the puncture resistance and the water vapor barrier property of the scheme are higher than those of the existing standard. Therefore, the sealing anti-corrosion performance of the scheme is obviously higher than that of the existing adhesive tape.

The invention relates to a preparation method of moringa seed oil sunscreen cream and the product of the preparation method. The preparation method comprises the steps of unshelling 70 parts of moringa seeds, separating seed kernels from seed shell, and carrying out cold pressing treatment on the seed kernels to obtain crude oil; adding 3 parts of baicalin powder, 2 parts of baicalein powder, 2 parts of radix saposhnikoviae extract powder, 2 parts of feutus trbuli extract powder and 2 parts of fructus kochiae total saponin powder into the crude oil to obtain moringa seed oil containing traditional Chinese medicine powder; mixing 5 parts of citric acid crystal with 10 parts of water to obtain a citric acid aqueous solution; carrying out superfine grinding on the seed shell of the moringa seeds, and then adding into the citric acid aqueous solution for modifying to obtain a moringa seed shell superfine powder and citric acid aqueous solution; mixing the moringa seed oil containing the traditional Chinese medicine powder with the moringa seed shell superfine powder and citric acid aqueous solution, and then adding 10 parts of an emulsifying agent EM90 to obtain the moringa seed oil sunscreen cream. The moringa seed oil sunscreen cream has the advantages of being good in protective effect on the skin, high in anti-allergic property and remarkable in ultraviolet ray filtering effect.

The invention relates to the technical field of artificial turfs, in particular to a mosquito-repelling artificial turf and a manufacturing process thereof. The artificial turf comprises mosquito-repelling powder, gum and artificial grass are filled with the mosquito-repelling powder, and the mosquito-repelling powder can emit mosquito-repelling electromagnetic waves with the frequency ranging from 0.5-1.5 THz under irradiation of heat rays. The mosquito-repelling artificial turf uses weak electromagnetic waves to simulate the discharge phenomenon when natural lightning occurs to repel mosquitoes, and has the advantages of being good in mosquito-repelling effect, non-toxic and environment-friendly.