525results about How to "High transparency" patented technology

The object of the present invention is to provide an interlayer film for laminated glass which exerts excellent heat insulation or electromagnetic wave transmittance and which is suitable for producing a laminated glass having excellent fundamental performance characteristics required for the laminated glass, such as transparency, especially good haze, appropriate bond strength between an interlayer film and glass, penetration resistance, impact absorption, weather resistance, and so on. Also, the object of the present invention is to provide a laminated glass produced by using the above-mentioned interlayer film. These objects are realized by the interlayer film for laminated glass comprising an adhesive resin, wherein the average particle diameter of tin-doped indium oxide and/or antimony-doped tin oxide is ranging from 0 to 80 nm, and the number of the tin-doped indium oxide or antimony-doped tin oxide particles with a particle diameter of not less than 100 nm are dispersed not more than 1 per 1 mum<2>, and also, by a laminated glass produced by interposing said interlayer film for laminated glass between at least a pair of glass sheets having a visible light transmittance rate (Tv) of not less than 65% in the light rays of 380 to 780 nm, a solar radiation transmittance rate (Ts) in the light rays of 300 to 2500 nm of not more than 80% of the mentioned visible light transmittance rate (Tv), the haze value (H) of up to 1.0% and electromagnetic wave shield (DeltadB) of not more than 11 dB in the wavelength of 10 to 2000 MHz.

A light-emitting device includes a light-reflecting layer, a first electrode disposed on or above the light-reflecting layer, a semi-transparent reflective second electrode, a light-emitting function layer disposed between the first electrode and the second electrode, and an electron-injection layer disposed between the light-emitting function layer and the second electrode. The second electrode is made of an Ag alloy having an Ag content of from 50% by atoms to 98% by atoms.

The invention provides Ce:YAG microcrystalline glass capable of achieving yellow luminescence under the condition of blue light excitation and a preparation method of the Ce:YAG microcrystalline glass, and Ce:YAG fluorescence microcrystals are inlaid uniformly in an oxide glass matrix of the microcrystalline glass. The microcrystalline glass comprises glass components in percentage by mole as follows: 0-10 mol% of SiO2, 0-40 mol% of GeO2, 20-60 mol% of TeO2, 0-25 mol% of B2O3, 0-15 mol% of P2O5, 0-10 mol% of Al2O3, 0-20 mol% of Ae2O, 0-20 mol% of ZnO, 0-15 mol% of BaO, 0-20 mol% of Sb2O3, 0-20 mol% of La2O3 and 0-10 mol% of Bi2O3, wherein Ae is selected from Li, Na or K; and the content of Ce:YAG microcrystals is 1-15 wt% of the oxide glass matrix. The invention further provides a preparation method for the microcrystalline glass. The microcrystalline glass provided by the invention can emit yellow light under the excitation of blue light, the yellow light and the blue light are combined to generate intense white light, and accordingly, the microcrystalline glass and the method can be used for development and application of construction of the white light LED which is excited by a blue light chip.

Lactone-containing compounds having formula (1) are novel wherein A¹ is a polymerizable functional group having a double bond, R¹ is a monovalent C₁-C₁₀ hydrocarbon group in which some or all hydrogen atoms are substituted by fluorine atoms, and W is CH₂, O or S. They are useful as monomers to produce polymers for the formulation of radiation-sensitive resist compositions which have high transparency to radiation of up to 500 nm and exhibit good development properties. Radiation-sensitive resist compositions comprising the polymers as base resin exhibit high resolution and prevent dissolution in water and penetration of water when processed by immersion lithography.

A light transmitting conductive film formed by patterning a conductive metal part and a visible light transmitting part on a transparent support, wherein the conductive metal part is made up of mesh-forming thin lines of from 1 μm to 40 μm size and the mesh pattern continues for 3 m or longer. A method of producing a display filter wherein the end sections of at least two sides facing each other are in a mesh shape, which comprises using an electromagnetic wave shielding material (C), wherein a conductive layer (B) having the conductive parts being in the mesh shape of the geometric pattern is formed on one face of a polymer film (A) continuously in the machine direction of the polymer film (A), and cutting the mesh-like parts.

The invention provides a piezoelectric polymer material including a helical chiral polymer having a weight average molecular weight of from 50,000 to 1,000,000 and having optical activity, the piezoelectric polymer material having a piezoelectric constant d₁₄ at 25° C. of 10 pC/N or more, a degree of crystallinity obtained by X-ray diffraction of from 40% to 80%, and a haze of from 0.5 to 30.

A display apparatus and a method thereof. The display apparatus includes a display with variable transparency, a sensor which senses a location of at least one of a person and an object, and a controller which determines proximity of the at least one of the person and the object to the display based on a result of the sensing by the sensor, and adjusts the transparency of the display differently according to a result of the determining. Accordingly, a user can easily recognize contents displayed on the display screen having high transparency in the display apparatus.

The invention discloses a medicinal in situ forming eye gel preparation, and belongs to the field of pharmacy. Active ingredients of the preparation come from bulk medicaments of the medicament, gel base materials of the preparation mainly comprise Gellan gum which is 0.4 to 0.7 percent of the weight of a finished product. The technical proposal overcomes the defects of low bioavailability, inconvenient use, short detention time and the like of the prior eye preparation, and achieves the effects of reducing applied dosage, prolonging the detention time in the eyes, convenient use, accurate applied dosage and the like.

The invention discloses a method for preparing a chitin nanofibre optical transparent film by using shrimp and crab shells. The method is characterized by comprising the following two steps of: chemical treatment and mechanical treatment. The method has the advantages that the method can be used for garbage treatment, i.e., the shrimp and crab shells as kitchen wastes polluting the environment are used as raw materials for preparing a high-performance optical transparent material so that higher value application is realized; (2) the prepared nanofilm has the characteristics of good mechanical property, high transparency, low coefficient of thermal expansion and the like, and the diameter of nano-crystalline cellulose is lower than the wavelength range of visible light, and the nanofiber film is good in optical transparency, so that the nanofibre film and other resin composite materials can be used as windable flexible electronic devices such as a flexible display, electronic paper, a solar cell, a flexible circuit, a substitute of a glass substrate and the like. The method is wide in application prospect.

A solid cosmetic comprising components (A), (B), (C), and (D) below: (A) a polyamide resin; (B) diisostearyl malate; (C) a polyglyceryl isostearate; and (D) a liquid oil; and not containing a wax when the component (A) comprises only an ester-terminated polyamide resin.

The invention relates to a heat reflection paint with hollow glass microballoons, which comprises a surface paint and a prime paint, wherein the surface paint at least comprises silicone-acrylate emulsion, rutile type titanium dioxide and nano functional composite materials, and the prime paint at least comprises silicone-acrylate emulsion, hollow glass microballoon, hollow inorganic fiber and engineering cellulose. In the invention, the silicone-acrylate emulsion synthesized by the interpenetrating network technology has high diaphaneity and low absorbency, thereby ensuring the excellent weather fastness, the durability and the anti-stain performance of the paint film and maintaining the heat reflectivity and the heat-shielding performance of the coating for long. The synthesized nano functional composite materials have strong sunlight reflection effects, and the reflectivity can be more than 0.9, thereby ensuring the excellent reflective insulation function of the paint film. The selected special high molecular materials and the vacuum glass microballoons can effectively prevent the permeation of heat.

The invention relates to a transparent scratch-resistant PC/PMMA (Poly Carbonate/Polymethyl Methacrylate) alloy material which is prepared from the following raw materials in parts by weight: 40-95 parts of polycarbonate, 5-60 parts of polymethyl methacrylate, 0.1-1 part of an antioxidant and 0.1-1 part of a lubricant. A preparation method comprises the following steps: mixing the polycarbonate, the antioxidant and the lubricant in a stirrer; feeding the mixture through a main feed inlet of a twin-screw extruder; and introducing a high pressure inert gas into fused polymethyl methacrylate, injecting from a side feed inlet of the extruder by using a high pressure injection pump, and blending and prilling. According to the invention, the PC phase and the PMMA phase are better dispersed and blended and compatibilized by introducing the high pressure inert gas into the PMMA melt, controlling the gas pressure to be higher than 7.4MPa and using the extruder with great draw ratio. The prepared PC/PMMA alloy material is high in transparency and scratch-resistant.

The invention relates to a high-transparency thick polyester film, the polyester film is obtained by bidirectionally drawing copolyester with low crystallization rate, the thickness of the film is 125 to 500mum, the light transmittance is larger than or equal to 88.0%, the fog density is smaller than or equal to 2.4%, the film contains nanometer-level, sub-nanometer-level and micron-level additives, the micron-level additive accounts for 2 to 50 percent of the gross weight of the additives, and the film has high transparency and good dimensional stability, chemical resistance and processing property and can be widely applied to different industries, particularly a protecting film, a reflecting film, a diffusion film and the like in medium and large flat-plate display screens with higher requirements for optical performance, and films required by films, spray painting, tags and window films.

Disclosed herein is a thermoplastic resin composition that can have improved compatibility by introducing a branched acrylic copolymer to a polycarbonate resin. The thermoplastic resin composition can have good scratch resistance in addition to good colorability and appearance without requiring the addition of a compatibilizer.

The invention discloses a technique for producing octenyl succinate starch ester with low viscosity by an oxidation method, which comprises steps as follows: waxy rice starch and water are prepared to be starch milk in a reaction vessel, then the starch milk is heated to 34 DEG C to 38 DEG C, and a sodium hydroxide solution is added for adjusting the PH value between 9.3 and 9.7; sodium hypochlorite is added to carry out oxidation reaction, and the PH value and the reaction temperature are kept; sodium pyrosulfite is added to carry out reduction reaction, and a hydrochloride solution is added in the reaction process to adjust the PH value of the starch milk between 8.5 and 9.0, and the temperature is cooled to 28 DEG C to 31 DEG C, and then octenyl succinic anhydride with 2 percent to 3 percent of the total mass of absolute dry starch is added to carry out esterification reaction; and after the esterification reaction, the hydrochloride solution is added to neutralize the PH value of the starch milk between 5.5 and 6.5, and the finished product can be obtained by washing and drying the neutralized starch milk. By adopting the technique for producing the octenyl succinate starch ester with low viscosity by the oxidation method, the product is high in esterification reaction efficiency, good in emulsifying properties and high in product quality.

A process for producing a polymer optical waveguide including: 1) preparing a rubber mold having a composite layer structure in which a rubber layer which has a concave portion corresponding to an optical waveguide core and contains a rubber mold-forming curable resin is buried in a rubber layer-forming concave portion of a rigid substrate having the rubber layer-forming concave portion; 2) bringing a cladding substrate into close contact with the rubber mold; 3) filling the concave portion of the rubber mold, with which the cladding substrate has been brought into close contact, with a core-forming curable resin; 4) curing the filled core-forming curable resin; 5) removing the rubber mold from the cladding substrate; and 6) forming a cladding layer on the cladding substrate on which the core has been formed.

Provided is a reflected pattern-printed transparent sheet in which a high reflection intensity of a non-visible light is obtained and in which a transparency in a visible light region is high. The above transparent sheet is a reflected pattern-printed transparent sheet in which non-visible light reflective transparent patterns are printed on a surface of a transparent substrate and which is mounted oppositely to a front face of a medium capable of displaying images, wherein an ink forming the transparent patterns described above contains a non-visible light reflection material; the non-visible light reflection material is a material having a wavelength selection reflectivity to a wavelength in a non-visible light region; and a thickness of the above transparent patterns is 6 to 20 μm.

The invention discloses a high-abrasion-resistance ceramic glazed brick and a manufacturing method thereof. The ceramic brick surface is provided with a glaze layer; the glaze layer of the high-abrasion-resistance ceramic glazed brick is characterized in that a cordierite crystal is taken as a main crystal phase; the glaze layer contains 10 to 60 percent of the cordierite crystal; the glaze layer is mainly prepared from the following chemical components in percent by weight: 50 to 65 percent of SiO2, 10 to 25 percent of Al2O3, 6 to 15 percent of MgO, 2 to 10 percent of CaO, 0 to 2 percent of Li2O, 0 to 4 percent of Na2O, 0 to 4 percent of K2O, 0 to 3 percent of ZnO, 0 to 3 percent of BaO, 0 to 2 percent of SrO, 0 to 2 percent of B2O3 and 0 to 2 percent of TiO2. The prepared glazed layer containing the cordierite crystal has the advantages of remarkably improving the hardness and abrasion resistance of a glaze surface, and enlarging the application range of the glazed brick under the condition of keeping the transparency of the glaze layer.

The invention discloses a transparent liquid crystal display device. The transparent liquid crystal display device is provided with a plurality of pixel units, and comprises a first liquid crystal layer, a first polaroid positioned at the upper part of the first liquid crystal layer, a transparent light guide plate positioned at the lower part of the first liquid crystal layer, a backlight source on one side of the transparent light guide plate and a second liquid crystal layer arranged at the lower part of the transparent light guide plate, wherein a second polaroid is arranged between the backlight source and the transparent light guide plate; and a third polaroid is arranged at the lower part of the second liquid crystal layer. The transparent liquid crystal display device provided by the invention has the advantages that the transparent liquid crystal display device can be simply and efficiently controlled; and the higher contrast degree and the better transparent display effect are realized.

The invention discloses a method for preparing a polished crystal tile, comprising the following steps of: accumulating a mixture of low-temperature clinkers and high-temperature clinkers on a printed tile surface baked at high temperature; baking; and polishing. The polished crystal tile prepared with the preparation process has high high-temperature viscosity and stable glass network structure, the baked clinker has certain height and has stereoscopic impression and artistic feeling. The action of the skeleton of the high-temperature clinker is favorable to the discharge of bubbles, and the obtained enamel layer has few bubbles, high transparency and high enamel quality. By regulating the proportion of the low-temperature clinkers and the high-temperature clinkers, the preparation method is suitable for different baking temperatures, is convenient and flexible and is suitable for different products.

Provided is a display apparatus having a transparent mode for outputting an internal object and a related image when the internal object is seen through a transparent display and an opaque mode for outputting an image having the same level as in an existing LCD display when an accurate image needs to be output on the display. A display apparatus according to an embodiment may include a main body, and a display unit coupled to the main body and configured to implement at least one of a transparent mode and an opaque mode, wherein the display unit includes a transparent display panel exposed at a front surface of the main body, a first light source disposed behind the transparent display panel, a transparency adjusting unit disposed behind the first light source, and a second light source disposed behind the transparency adjusting unit.

The transparent heat shrinkable polyethylene film is prepared with the mixture comprising metallocene LDPE, linear LDPE, LDPE and assistant, and through compounding material, mixing, extruding with a single-screw extruder and blow molding at 160-200 deg.c. The product of the present invention has high transparency, and may be used in printing bright pattern and packing with stable stacking and is suitable for mechanical production. The product of the present invention may be used in packing various products, such as farm product, domestic article, cosmetic, detergent, food, medicine, beverage, etc.

The invention belongs to the field of polyolefin resin materials, and particularly relates to a polypropylene composition and a preparation method thereof. The polypropylene composition comprises the following raw materials in part by weight: 100 parts of a polypropylene resin random copolymer, 0.05-0.3 part of an anti-oxidant, 0.06-0.4 part of a nucleating agent A, 0.04-0.3 part of a nucleating agent B, 0.02-0.1 part of an acid acceptor and 0.02-0.08 part of an antistatic agent. According to the preparation method, a high-fluidity polypropylene random copolymer, which is obtained according to the hydrogen regulation method, is used as the basis resin; additives, such as the anti-oxidant, the acid acceptor, the antistatic agent, the nucleating agent A and the nucleating agent B, are added into the basis resin; after the basis resin and the additives are uniformly mixed by a high-speed stirring machine, the high-fluidity high-transparency polypropylene composition is obtained through double-screw extrusion pelletizing. The polypropylene composition is excellent in comprehensive performance, high in transparency and fluidity, resistant to warpage, and superior to a product of the degradation method in the aspects of appearance, color, lustre and smell. Therefore, the polypropylene composition can be applied to a large-scale transparent product and a complicated thin-wall product, and the warpage phenomenon during the production can be effectively avoided.

The invention relates to a hydrogel of a composite semipermeable membrane and a preparation method thereof. The hydrogel comprises a semipermeable membrane and a hydrogel functional layer, wherein one side of the hydrogel functional layer is attached to the semipermeable membrane; the hydrogel functional layer is prepared from 10-90wt% of hydrophilic polymer material and 90-10wt% of water by adopting any one or combination of more than two of physical crosslinking, chemical crosslinking and radiation crosslinking. The hydrogel material prepared by the method has excellent performances such as high moisture content of the hydrogel and good biocompatibility, also has the characteristics of controlled moisture release rate of the semipermeable membrane; the service time of the hydrogel is prolonged; meanwhile, one side of the semipermeable membrane can be further combined with other accessories such as an adhesive tape, so as to meet more complicated functional requirements.

Sulfur copolymers having high sulfur content for use as raw materials in 3D printing. The sulfur copolymers are prepared by melting and copolymerizing one or more comonomers with cyclic selenium sulfide, elemental sulfur, elemental selenium, or a combination thereof. Optical substrates, such as films and lenses, are constructed from the sulfur copolymer via 3D printing and are substantially transparent in the visible and infrared spectrum. The optical substrates can have refractive indices of about 1.75-2.6 at a wavelength in a range of about 500 nm to about 8 μm.

The invention discloses a green and energy-saving fluorescent powder/glass compound luminous material and a preparation method thereof. The green and energy-saving fluorescent powder/glass compound luminous material is long-afterglow luminous glass formed by mixing and fusing long-afterglow fluorescent powder and phosphate glass powder, and has the characteristics of no lead, no radioactivity, low melting point, energy saving, weather fastness, low-temperature molding, stability of lighting, long afterglow and the like. The preparation method comprises the following steps of: (a) preparing low-melting-point phosphate matrix glass; (b) powdering the matrix glass and mixing the matrix glass and long-afterglow fluorescent powder with a certain mass percentage; (c) blocking the powder; and (d) melting the powdered blocks at a certain temperature, annealing and cooling. The compound luminous material can emit light with a certain color after being irradiated by visible light or ultraviolet light, so that the luminous performance of the long-afterglow fluorescent powder is retained. The compound luminous material serving as a novel material can be widely used in the fields of buildings, energy saving, airspace, emergency lighting, night displaying, artistic handicrafts and the like.

Film-forming binder comprising a matrix based on one polymer or on a plurality of polymers and, on the basis of 100% by weight of the total binder, a stabilized suspension of nanoscale particles, in an amount of 0.5% to 25% by weight, measured as the solids fraction of the suspension, the binder being distinguished by the fact that the suspension of the particles is obtainable by a) grinding the particles with addition of a solvent in a high-pressure mill which under a pressure in the range from > 500 - approximately 10000 bar breaks down agglomerates and/or aggregates of the particles into nanoscale fragments; and b) adding one or more dispersing additives to stabilize the surface of the ground particles, the dispersing additive(s) being present in an amount of 1 to 25 parts by weight, based on 100 parts by weight of the particles. Process for preparing the film-forming binder and its use in coating materials. Coating materials containing the binder produce transparent coatings with high scratch resistance and flexibility.

A polymer comprising recurring units of formula (1) and having a solubility in alkaline developer which increases under the action of an alkaline developer is provided. The polymer has transparency to radiation of up to 200 nm and improved water repellency, water slip, acid lability and hydrolysis and is useful as an additive polymer to formulate a resist composition. R¹ is H, F, methyl, or trifluoromethyl, R² is a monovalent fluorinated hydrocarbon group, A_n is a (n+1)-valent hydrocarbon or fluorinated hydrocarbon group, and n is 1, 2 or 3.

The invention relates to vacuum glass. The vacuum glass is characterized in that each of upper glass and lower glass is convex surface glass, edge sealing strip frames are arranged at the welded peripheries of the upper glass and the lower glass, and the upper glass and the lower glass are welded together by utilizing metal or alloy solder in a vacuum edge sealing furnace; and the manufacturing of the vacuum glass is simpler and more convenient, and the matching of the upper and the lower edge sealing strip frames can ensure a good sealing effect. The method has the advantages of simpleness in manufacturing process, low cost, high production efficiency, reliability in sealing and connecting and good sealing effect; the one-step large-batch preparation of the vacuum glass without exhaust ports can be realized by utilizing the technology, and the manufactured vacuum glass is strong in resistance to wind pressure and good in heat insulation and sound insulation; and the method can be used for manufacturing the ordinary vacuum glass and is particularly suitable for manufacturing tempered vacuum glass.

The present invention relates to a composition, in particular to a polypropylene composition, and articles thereof, having an optimal balance between mechanical properties and transparency and thus the composition is particular suitable for packaging applications.