64results about How to "Reduce visible light transmittance" patented technology

A color display is provided that includes a light emitting sub-pixel and a filter layer including first and second color filter materials. The first color filter material is adapted to reduce transmittance of visible light outside a first transmittance spectrum corresponding to a first color, and the second color filter material is adapted to reduce transmittance of visible light outside a second transmittance spectrum corresponding to a second color. The second color is different than the first color. A color display having a white-balanced pixel is provided. A method of white-balancing a light emitting device is provided. A method of reducing unwanted light output due to electrical leakage is provided to fall below a pre-determined threshold. An opaque layer may be interposed between the sub-pixels and/or may frame illuminated areas of sub-pixels, and may be a combination of red, green, and/or a blue filter material.

The present invention provides a glass substrate for flat panel display in which yellowing occurring in a case of forming silver electrodes on glass substrate surface is inhibited.

A glass substrate for flat panel display, which is formed by a float method, which has a composition consisting essentially of, in terms of oxide amount in mass %:

wherein the average Fe²⁺ content in a surface layer of the glass substrate within a depth of 10 μm from the top surface is at most 0.0725% in terms of Fe₂O₃ amount.

Disclosed is a glass with low solar transmittance, which is characterized by that it has a basic composition of soda-lime-silica glass, that it contains as coloring components 0.70-1.70 mass % of Fe₂O₃ (total iron in terms of ferric iron), 0.15-0.45 mass % of FeO (ferrous iron), 0-0.8 mass % of TiO₂, 100-350 ppm of CoO, 0-60 ppm of Se, 100-700 ppm of Cr₂O₃, and 3-150 ppm of MnO, that it has a ratio (Fe²⁺/Fe³⁺) of ferrous iron to ferric iron of 0.20-0.80. This glass has superior ultraviolet absorbing performance and infrared absorbing performance (heat insulation performance) and an appropriate transparency.

The present invention provides a glass article using a glass composition including a base glass composition and colorants. The base glass composition includes, expressed in mass %: 65 to 80% of SiO₂; 0 to 5% of Al₂O₃; 0 to 10% of MgO; 0 to 15% of CaO; 5 to 15% of MgO+CaO; 10 to 18% of Na₂O; 0 to 5% of K₂O; 10 to 20% of Na₂O+K₂O; and 0 to 5% of B₂O₃, and the colorants consist essentially of, expressed in mass %: 0.6% to 1.0% of T-Fe₂O₃; 0.026 to 0.8% of TiO₂; 0 to 2.0% of CeO₂; 0.01 to 0.03% of CoO; 0 to 0.0008% of Se; and 0.06 to 0.20% of NiO. The glass article has a grayish color tone, and has a visible light transmittance in a range of 15% to 40%, which is measured with the illuminant A at a thickness of 3.1 mm.

The ultraviolet/infrared absorbent low transmittance glass has a grayish green color shade, low visible light transmittance, low total solar energy transmittance, and low ultraviolet transmittance, and is suitable for a rear window of a vehicle and capable of protecting privacy. The glass consists of base glass including: 65 to 80 wt. % SiO2; 0 to 5 wt. % Al2O3; 0 to 10 wt. % MgO; 5 to 15 wt. % CaO wherein a total amount of MgO and CaO is between 5 and 15 wt. %; 10 to 18 wt. % Na2O; 0 to 5 wt. % K2O wherein a total amount of Na2O and K2O is between 10 and 20 wt. %; and 0 to 5 wt. % B2O3, and colorants including: more than 0.95 wt. % and 1.2 wt. % total iron oxide (T-Fe2O3) expressed as Fe2O3; 0.001 to 0.0180 wt. % CoO; 0.0001 to 0.0008 wt. % Se; and 0.003 to 0.2 wt. % NiO.

The invention relates to nanometer coating material that has photochromism and sunshine controlled capability, and the manufacturing method and the application. It includes the following steps: adding aqueous solution of adulterated stannic oxide tin oxide nanometer to container, whisking and adding the solution of IB series transition metal nanometer partical and/ or adding the compound of IB series metal to gain the aqueous solution nanometer coating with photochromism and sunshine controlled capability. The mol ratio of doped chemical in stannic oxide and the tin is 0.1-20:100. The mol ratio of stannic oxide and the IB series metal element is 200:1-5:1. The invention could be coated onto surface of glass or organic material.

The invention discloses an efficient planting device for agricultural planting. The device comprises a greenhouse body and a greenhouse ceiling, water collection tanks are arranged at the tops of theouter sides of both the left side and the right side of the greenhouse body, filtering nets are arranged at the tops of the water collection tanks, the bottoms of the water collection tanks are both connected with water accumulation boxes through lower water pipes, the water accumulation boxes at the left side and the right side are both connected with spraying pipes located at the upper sides inside the greenhouse body through connection water pipes, and water pumping pumps are connected to the bottoms of the connection water pipes. According to the efficient planting device for agriculturalplanting, rainwater can be effectively collected and utilized to conduct irrigation, the using cost of the greenhouse is lowered, the effects of conducting ventilation and maintaining the indoor temperature and humidity to be stable can be achieved, the planting effect is improved, a fan is arranged in the channel, through a controller, a walking mechanism is controlled to move, a sunshade screenis driven to be unfolded, the temperature inside the greenhouse is lowered, and the greenhouse does not need to be manually covered with the sunshade screen, besides, salt for melting snow can be uniformly sprayed to the greenhouse ceiling in the circumferential direction, the spraying effect is good, the coverage area is large, and the snow melting effect is good.

The invention discloses a coating material for anti-glare laminated glass and an application method thereof. The coating material for anti-glare laminated glass is prepared through the steps of: based on nano ATO (antimony doped tin oxides) powder, through taking ethyl acetate as an organic solvent, adding materials such as ACR (acrylic resin), ball-milling mediums and the like into a mixture of the nano ATO powder and the ethyl acetate, and then carrying out ball milling dispersion on the obtained product so as to obtain ATO paste; through taking PVB (polyvinyl butyral) resin as a basic material, adding the ATO paste into the basic material, and carrying out high-speed mechanical dispersion on the obtained mixture so as to obtain an ATO sizing material; coating the ATO sizing material on the surface of glass; combining glass sheets together and pressurizing the combined glass sheets; and heating so as to obtain the coating material. The coating material disclosed by the invention integrates the safety performance of laminated glass and the anti-glare performance of ATO particles, therefore, the coating material can be widely used in the anti-glare fields of safety glass such as various construction safety glass and laminated glass for front windows of automobiles, and the like.

The invention relates to the technical field of head-up display, in particular to a head-up display system utilizing a transparent nano-film for imaging display, and particularly provides a head-up display system comprising ultra-thin glass. The head-up display system comprises a projection light source, laminated glass and a transparent nano film, wherein the transparent nano film comprises at least two metal layers; the projection light source is used for generating P polarized light, the laminated glass provided with the transparent nano film has the maximum reflectivity Rmax and the minimum reflectivity Rmin for the P polarized light within the incident angle of 45-72 degrees, and Rmax/Rmin is equal to 1.0-2.0. A clear head-up display image without visual ghosting can be generated, the requirements of high P polarized light reflectivity, high visible light transmittance and low fourth surface visible light reflectivity are met, the head-up display image presents a neutral color, and the color of the head-up display image is richer so as to realize full-color display.

The ultraviolet/infrared absorbent low transmittance glass has an almost neutral color such as greenish gray, low visible light transmittance, low total solar energy transmittance, and low ultraviolet transmittance, and is suitable for a rear window of a vehicle and capable of protecting privacy. The glass consists of base glass including: 65 to 80 wt. % SiO2; 0 to 5 wt. % Al2O3; 0 to 10 wt. % MgO; 5 to 15 wt. % CaO wherein a total amount of MgO and CaO is between 5 and 15 wt. %; 10 to 18 wt. % Na2O; 0 to 5 wt. % K2O wherein a total amount of Na2O and K2O is between 10 and 20 wt. %; and 0 to 5 wt. % B2O3, and colorants including: 1.25 to 1.5 wt. % total iron oxide (T-Fe2O3) expressed as Fe2O3; 0.01 to 0.019 wt. % CoO; more than 0.0008 wt. % and equal to or less than 0.003 wt. % Se; and 0.055 to 0.1 wt. % NiO. The glass with a thickness between 2 and 5 mm has a visible light transmittance (YA) in a range from 10% to 25% using illuminant "A", a solar energy transmittance in a range from 5% to 20% and an ultraviolet transmittance (Tuv) of not more than 15%.

The present invention discloses a thermal stable low-radiation compound film glass and its production process. It is characterized by that the upper surface of glass base is covered with a compound film formed from bottom layer electrolyte layer, first protection layer, silver layer, second protection layer and surface layer electrolyte layer. The described bottom layer electrolyte layer is aluminium chloride, its thickness is 40-55 nm, the described two protection layers are stainless steel, nichrome alloy or their partial oxide or nitride, its thickness is 1-10 nm, the thickness of the described silver layer is 10-18 nm, and the described surface layer electrolyte layer is aluminium nitride or aluminium oxide, and its thickness is 40-65 nm.

The invention discloses a method for preparing a titanium-doped zinc oxide transparent conductive film on a polyethylene terephthalate (PET) flexible substrate. The method comprises the following steps of: a) cleaning the PET flexible substrate; b) flushing and drying the substrate, and filling the substrate into a sputtering chamber; d) regulating the target-substrate distance to 52 millimeters, regulating the sputtering power to 60W, regulating the sputtering pressure intensity to 5Pa and regulating the flow to 30SCCM; e) sputtering for 5 minutes and stopping for 5 minutes; and f) sputtering for 20 minutes, and thus forming the titanium-doped zinc oxide transparent conductive film on the PET flexible substrate. The method has the advantages that: the optimal film forming temperature of the titanium-doped zinc oxide is low (about 100 DEG C); a homogeneous buffer layer is first deposited on the substrate, so that the blocking property of the substrate is improved, and the substrate is favorable for nucleation and growth of the conductive film; and the substrate is cleaned ultrasonically by an acetone solution, soaked by absolute ethanol and flushed by deionized water, so that the adhesion of the substrate is improved. The transparent conductive film prepared by the method has low resistivity, excellent conductive performance and good light transmission.