Abstract: A colorant for a high redox glass composition comprising: total iron (Fe2O3) 0 to 1.1 weight percent; and from 0.0001 to 0.15 weight percent of at least one of the following: Cu nanostructures, Au nanostructures, or Ag nanostructures, wherein the weight percents are based on the total weight of the glass composition. The colorant of the invention can be used to make glass compositions having various colors.

Abstract: A housing case for a small electric device and communication device includes a flat plate having a dimension substantially the same as that of the front portion of the housing case and comprising at least a glass plate, and a resin frame integrated with the flat plate to support the backside periphery of the flat plate.

Abstract: The present invention relates to a glass-ceramic plate intended especially for covering heating elements and provided on at least one face with at least one enamel patch and/or at least one coat of paint, with the exception, where appropriate, of functional and/or decorative areas. The invention also relates to the process for manufacturing the plate and to the cooking appliance comprising said plate.

Abstract: A glass material for mold pressing, comprising a core portion comprised of an optical glass with a degree of abrasion FA of 200 or higher and a covering portion comprised of a second glass covering at least a portion of the surface of said core portion. A method for manufacturing an optical glass element, wherein a glass material that has been preformed to a prescribed shape is heat softened and press molded with a pressing mold and the outer perimeter portion of the molded product obtained is removed by mechanical processing. The above-mentioned glass material for mold pressing is used as the glass material. To provide a means whereby an optical element does not bear scratches on optically functional surfaces through contact during handling after the press molding of press molded glass products despite being comprised of a glass material with a high degree of abrasion, and a means whereby even when scratched, the function of the optical element finally obtained is unaffected.

Abstract: A method for manufacturing a glass substrate by a fusion process includes flowing fused glass into a fusion pipe, and gradually cooling and solidifying the fused glass by allowing the glass to flow downward from the fusion pipe. An asperity is formed on a surface of the glass substrate by fastening and pressing the glass toward a direction of thickness of the glass with a pair of transfer rollers while the glass is flowing down from the fusion pipe.

Abstract: A method of manufacturing monolithic glass reflectors for concentrating sunlight in a solar energy system is disclosed. The method of manufacturing allows large monolithic glass reflectors to be made from float glass in order to realize significant cost savings on the total system cost for a solar energy system. The method of manufacture includes steps of heating a sheet of float glass positioned over a concave mold until the sheet of glass sags and stretches to conform to the shape of the mold. The edges of the dish-shaped glass are rolled for structural stiffening around the periphery. The dish-shaped glass is then silvered to create a dish-shaped mirror that reflects solar radiation to a focus. The surface of the mold that contacts the float glass preferably has a grooved surface profile comprising a plurality of cusps and concave valleys. This grooved profile minimizes the contact area and marring of the specular glass surface, reduces parasitic heat transfer into the mold and increases mold lifetime.

Abstract: A front substrate for a plasma display panel (PDP) and an associated fabrication method are provided. An upper dielectric layer of the front substrate includes a colorant, which causes the dielectric layer to also act as a color filter. The resulting front substrate enhances at least one of color temperature, color purity, and/or contrast without increasing complexity or cost.

Abstract: A method for cutting apart a glass substrate is provided whereby scribing of the glass substrate is possible without being affected by the presence or thickness of a deposited film formed thereon and without scratching the deposited film. To treat a glass substrate having a deposited film, such as a thin film or resin film, formed on one surface thereof, there are provided a shaving device, which is a blade that removes strip-shaped portions of the deposited film to expose strip-shaped regions on the glass substrate, and a wheel cutter that forms scribed lines along the strip-shaped regions exposed on the glass substrate. The glass substrate is cut apart along the scribed lines.

Abstract: The invention relates to a method of forming a hydrophobic surface for glass or glazing. The method comprises producing particles having an average aerodynamic particle size of less than 200 nm and guiding the particles further onto the glass surface. The particles to be produced according to the invention are hydrophobic particles and the particles are guided onto the glass surface so that they at least partly dissolve and/or diffuse into the glass surface.

Abstract: A method for manufacturing a glass concentrator for a solar module. The method includes providing a glass material in a molten state and processing the glass material in the molten state to form a ribbon glass including a first surface and a second surface. Additionally, the method includes subjecting the first surface to one or more drum members to form a plurality of concentrating structures while continuously passing the ribbon glass via the second surface over a plurality of rollers. Each of the concentrating structures includes an aperture region, an exit region, and one or more reflection regions. The aperture region is configured to receive incoming light and the one or more reflection regions are configured to concentrate the received incoming light to the exit region. The method further includes cutting the ribbon glass into one or more sheets of glasses including a predetermined number of the plurality of concentrating structures.

Abstract: Methods for fabricating an optical film characterizable by a relationship between gain and thickness to prism pitch ratio (S/p) that varies cyclically are described. The thickness and the prism pitch of the optical film are selected based on the relationship between gain and S/p ratio, to obtain a desired gain. The optical film is formed having the S/p ratio that provides the desired gain.

Abstract: The present invention provides a method of producing an optical element without the need for high vacuum, unlike the thin film deposition methods, and without using a molten salt. More specifically, the invention provides a method of producing an optical element comprising applying a paste containing at least one compound selected from lithium compounds, potassium compounds, rubidium compounds, cesium compounds, silver compounds, and thallium compounds, an organic resin, and an organic solvent to a glass substrate containing an alkali metal component as a glass component and then performing heat treatment at a temperature below the softening temperature of the glass substrate.

Abstract: In a method of producing a glass substrate for a mask blank, a surface of the glass substrate is polished by the use of a polishing liquid having a pH value between 7.0 and 7.6 that contains abrasive grains, and the abrasive grains include colloidal silica abrasive grains produced by hydrolysis of an organosilicon compound. The polishing process includes a surface roughness control step for initially finishing the surface of the glass substrate to a predetermined surface roughness by moving a polishing member and the glass substrate relative to each other under a predetermined pressure. This is followed by a protrusion suppressing step, carried out immediately before the end of the polishing process, under a pressure lower than the predetermined pressure, to minimize polishing rate and suppress occurrence of a fine convex protrusion. A mask blank and then a transfer mask are formed from this polished glass substrate.

Abstract: The method produces a coated three-dimensionally shaped glass ceramic body, especially a viewing window pane, which is provided with a reflective, anti-reflective or partially reflective layer. The method includes coating a flat green glass body to produce a coated green glass body and subsequently shaping the coated green glass body and ceramizing to form the coated three-dimensionally shaped glass ceramic body. In preferred embodiments the shaping the ceramizing occur at the same time. The reflective or anti-reflective coating is preferably applied to the green-glass body by an economical sol-gel process.

Abstract: Surface-modified discontinuous glass fibers are provided for incorporation in a thermoplastic matrix to form a fiber-reinforced composite article by injection or compression molding which displays enhanced mechanical properties, including improved tensile strength. Good binding between the discontinuous glass fibers and the thermoplastic matrix is achieved through the presence of finely roughened surfaces on the fibers of nanoparticles of an inorganic material. Such nanoparticles are provided from an alkaline aqueous size composition containing the nanoparticles dispersed therein (as described). The glass fibers are initially provided in continuous form followed by cutting into discontinuous lengths and drying with the retention of the nanoparticles on the surfaces of the fibers. Improved color in the resulting injection or compression molded thermoplastic discontinuous glass fiber-reinforced composite articles is made possible in combination with enhanced mechanical properties.

Abstract: A silica glass crucible includes a stable, bubble-free inner layer and an opaque outer layer, both layers demonstrating reduced bubble growth during a Czochralski process. When used in the CZ process, little volume change is observed in the crucible wall, and the crucible has little influence on melt level. The present crucible is especially suited for slow silicon ingot pulling with reduced crystalline defects. The fusion process of the present invention controls the dynamic gas balance at the fusion front where formed grain is melted to dense fused silica.

Abstract: A method for manufacturing an optical component in which an optical function of the component is created for electromagnetic radiation in an application wavelength range, using laser machining with laser radiation in a machining wavelength range, characterized in that the following steps are carried out: 1) A solid body is provided that is made from a material that in the raw state absorbs the laser radiation in the machining wavelength range, 2) Laser machining is carried out on the solid body employing one or more machining steps and 3) The material of the solid body is transformed into a final state in which the solid body is transparent to the electromagnetic radiation in the application wavelength range and thus fulfills the intended optical function.

Abstract: A method for transporting a fixed glazing to be equipped with a coating, particularly a curved glazing, through a coating plant. The glazing is transported by a transport device through the plant such that one of its main sides is covered with protection against the coating substance that is to be deposited. The side of the glazing that is to be protected when the coating is being deposited is kept in contact with a flexible fabric attached to the transport device.

Abstract: A process for the production of durable photocatalytically active self-cleaning coating on glass by contacting a hot glass surface with a fluid mixture of titanium chloride, a source of oxygen and a tin precursor. The coating preferably comprises less than 10 atom % tin in the bulk of the coating and preferably there is a greater atomic percent tin in the surface of the coating than there is in the bulk of the coating. Preferably, the coating is durable to abrasion and humidity cycling.

Abstract: The invention relates to thermally tempered safety glass comprising an non-abrasive and porous SiO2 layer which is stable during sintering and has a refractive index of between 1.25 and 1.40. The inventive safety glass can be obtained by coating standard soda-lime glass with an aqueous coating solution having a pH value of between 3 and 8 and containing between 0.5 and 5.0 wt. % of [SiOx(OH)y]n particles (0<y<4 and 0<x<2) having a particle size of between 10 and 60 nm, and a surfactant mixture. The coated glass is then dried, thermally hardened at temperatures of at least 600° C. for several minutes, and thermally tempered by a flow of air.

Abstract: A water soluble mask is formed on a substrate. Thereafter, a coating (e.g., low-E coating) is formed on the substrate in at least one select area over the mask and in at least one area where the mask is not provided. After the coating has been formed, water is used to remove the mask and a portion of the coating formed thereon in order to form a partially coated substrate. The technique may be used in applications such as in the making of vehicle windshields, or the like.

Abstract: A glass article having a solar control coating is disclosed for use in producing heat reducing glass especially for use in architectural windows. The coated article includes a glass substrate, a coating of an antimony doped tin oxide deposited on and adhering to the glass substrate and a coating of fluorine doped tin oxide deposited on and adhering to the surface of the coating of antimony doped tin oxide. The low emittance of the coated glass article, when combined with the surprisingly selective solar absorption of the multilayer stack provides improved heat rejection in summer and heat retention in winter, while permitting the transmittance of a relatively high degree of visible light.

Abstract: A method of making a coated article (e.g., window unit), and corresponding coated article are provided. A layer of or including diamond-like carbon (DLC) is formed on a glass substrate. Then, a protective layer is formed on the substrate over the DLC inclusive layer. During heat treatment (HT), the protective layer prevents the DLC inclusive layer from significantly burning off. Thereafter, the resulting coated glass substrate may be used as desired, it having been HT and including the protective DLC inclusive layer.

Abstract: A hard coat film is providend, having excellent resistance to impact and weather, and high surface hardness, which is suitable for being stuck on the external surfaces, e.g., those of window panes or plastic boards for windows. In the hard coat film, a silicon-base hard coat layer is provided on one side of a multi-layered base composed of a plurality of the same or different laminated resin films.

Abstract: The invention relates to a method of applying a protective organic coating to an optical glass fiber, said glass fiber is drawn from a preform and passed through a liquid which contains the material for forming said organic coating, once the amount of liquid coating material to be applied to the fiber has been adjusted, said coating matrial is hardened, while a gas is passed along the liquid wherein nitrous oxide (an N2O-containing gas) is used as said gas. The invention also relates to the coated optical glass fiber, produced by that method.

Abstract: In a method for transporting fixed glazing to be equipped with a coating, particularly curved glazing, through a coating plant, the glazing is transported by means of a transport device through the plant in such a way that one of its main sides is covered with protection against the coating substance that is to be deposited.

Abstract: A medium substrate comprising a borosilicate glass containing silica as a main component and having on the surface thereof a continuous texture derived from the porous structure, the medium substrate being used as a substrate in the production of a magnetic recording medium and other. The method for the production of the textured medium substrate is also disclosed, along with a magnetic recording medium using the medium substrate and a magnetic disk device.

Abstract: A variety of refrigerators and merchandisers having glass or plastic substrates that are substantially fog-resistant are provided. For example, refrigerator doors having a substantially transparent substrate including an anti-fog coating on at least a portion thereof are provided. The portion of the substrate may substantially not fog when the portion has an initial surface temperature and is then exposed to a moist air ambient with a dewpoint temperature equal to or greater than the surface temperature for a period of time. The surface temperature may be less than about 0° C. and the period of time may be greater than about 6 seconds.

Abstract: A silica glass crucible is disclosed comprising a barium-doped inner wall layer. The crucible is made by introducing into a rotating crucible mold bulk silica grain to form a bulky wall. After heating the interior of the mold to fuse the bulk silica grains, an inner silica grain, doped with barium, is introduced. The heat at least partially melts the inner silica grain, allowing it to fuse to the wall to form an inner layer. The inner layer of the crucible crystallizes when used in a CZ process, extending the operating life of the crucible.

Abstract: The invention relates to a process for the production of internally-hardened glass tubes, in which in a tube-drawing process for the production of glass tubes that is known in the art, a coated drawing tool, for example in the process according to Danner a coated mandrel or in the process according to Vello or in A-drawing process a coated needle, is used, whose coating releases coating material upon contact with the inside surface of the tube that is produced and accumulates on the inside glass surface. The chemical resistance is increased by this internal hardening. The invention also relates to devices for implementing this process and uses of the tubes that are produced according to these processes.

Abstract: The invention relates to a discharge lamp with a discharge vessel of silica glass which has a higher operating pressure than atmospheric pressure, where the high temperature viscosity (VA) in the outer surface area of the arc tube portion of the discharge vessel is lower than the high temperature viscosity (VB) at a depth of 100 microns from the outer surface of the arc tube portion. Since the high temperature viscosity (VA) in the outer surface area of the arc tube portion of the discharge vessel is lower than the high temperature viscosity (VB) at a depth of 100 microns from the outer surface of the arc tube portion, formation of thermal distortion in the vicinity of the outer surface of the arc tube portion can be suppressed. This prevents the discharge vessel from being damaged or from breaking by thermal distortion even after operation for a long time.

Abstract: A process is provided for producing a transparent pane structure for motor vehicles, especially a transparent cover for motor vehicle roofs, in which under an outside pane there is a multilayer electrochrome element for influencing the transparency of the pane structure. In the process, the inside of the outer pane is coated with a complete, functional electrochrome package. Furthermore, a transparent pane structure produced using this process is provided.

Abstract: The invention relates to a tile for placing on walls, floors or the like using adhesive mortar. The inventive tile comprises a transparent glass layer and a colored layer which is placed on the rear side of the glass layer. In order to obtain a particular optical effect, the glass layer is heat treated and the colored layer is comprised of a lacquer, which is compatible with adhesive mortar.

Abstract: This invention relates to a method of making a window (e.g., vehicle windshield, architectural window, etc.), and the resulting window product. At least one glass substrate of the window is ion beam treated and/or milled prior to application of a coating (e.g., sputter coated coating) over the treated/milled substrate surface and/or prior to heat treatment. As a result, defects in the resulting window and/or haze may be reduced. The ion beam used in certain embodiments may be diffused. In certain embodiments, the ion beam treating and/or milling is carried out using a fluorine (F) inclusive gas(es) and/or argon/oxygen gas(es) at the ion source(s). In certain optional embodiments, F may be subimplanted into to treated/milled glass surface for the purpose of reducing Na migration to the glass surface during heat treatment or thereafter, thereby enabling corrosion and/or stains to be reduced for long periods of time.

Abstract: The present invention is directed to a method and apparatus for improved long-term signal attenuation performance of fiber optic and/or fiber interface components. The improved long-term signal attenuation performance is achieved by introducing an additive such as deuterium into materials used in manufacturing the fiber optic cable. The fiber optic cable casing structure may then act as a reaction chamber so that the additive will react with the optical fibers and occupy defect site locations in the optical fibers. With the additive occupying defect sites in the optical fibers, it mitigates the presence of hydrogen into those same defect sites.

Abstract: A method of making coated glass including producing a continuous ribbon of glass, depositing a coating onto a surface of the ribbon during the production process and polishing the coated surface of the ribbon using at least one rotating polishing head. Preferably one or more of the rotating polishing heads have an axis of rotation substantially parallel to the plane of the ribbon. The invention also provides a method of treating glass including polishing a surface of the glass with at least one polishing head wherein the axis of rotation of the polishing head is substantially parallel to the plane of the glass, glass polished according to the methods of the invention and a flat glass production line including a polishing station including at least one rotating polishing head.

Abstract: A system is provided for forming an ice coating on the outer surface of blown glass tube-shaped glass pieces (30) of an art work. The blown glass tubes are attached to a support surface (36) such that opposing ends of each glass tube are positioned over apertures in the surface. Liquid coolant contained in a thermally insulated tank (10) is cooled by a compressor (12) and then forced through an inlet manifold subassembly (20, 24) into the glass tubes, and then returned through a return manifold subassembly (40,44) to the tank for re-circulation. The continuous flow of liquid coolant results in the formation of an ice coating on the outer surface of the blown glass tubes.

Abstract: The method and formula for tinting glass described herein employs a transparent acetate lacquer. The transparent acetate lacquer is derived from a base of cellulose acetate dissolved in an appropriate solvent. Preferably, additional ingredients are added to the formula to provide a lacquer that is easy to apply and which provides superior adhesion to the glass. The method of this invention includes applying a transparent acetate lacquer to glass and allowing the lacquer to dry. Application of the lacquer may be conducted by any conventional method including spraying and brushing. When dried, the lacquer provides excellent tinting properties.

Abstract: A solar control coated substrate with high reflectance (RL) and comprises a pyrolytically-formed coating layer containing oxides of tin and antimony in a Sb/Sn molar ratio of from 0.03 to 0.16, characterized in that the coating layer further contains additives comprising at least one element selected form the group consisting of aluminum, chromium, cobalt, iron, manganese, magnesium, nickel, vanadium, zinc, and zirconium and is free from fluorine, whereby the so coated substrate has a reflectance of at least 10%. The invention covers a process for making such a coated substrate and a glazing panel incorporating such a coated substrate.

Abstract: The present invention is directed to a process for depositing at least one layer (3) based on tungsten and/or on molybdenum by chemical vapor deposition on a non-conductive substrate (1), such as glass, ceramic, glass-ceramic, or polymer, which includes providing at least one tungsten- and/or molybdenum-containing precursor in the form of a metal halide and/or of an organometallic compound, and at least one reducing agent, such as hydrogen or silane, to form the at least one metal layer. The present invention also relates to the substrate obtained by the preceding process and its applications, especially for producing a glazing, mirrors, or emissive screens.

Abstract: Glass powders and methods for producing glass powders. The powders preferably have a small particle size, narrow size distribution and a spherical morphology. The method includes forming the particles by a spray pyrolysis technique. The invention also includes novel devices and products formed from the glass powders.

Abstract: Provided are a quartz glass crucible for pulling up a silicon single crystal, with which not only a defectless silicon single crystal can be pulled up but a single crystallization ratio can greatly be improved, and a production method therefor.

Abstract: The subject of the invention is a glazing panel comprising a transparent substrate (1) especially one made of glass, provided with at least one functional, conductive and/or low-emissivity, transparent thin film (3). In order to improve the optical and especially the calorimetric appearance of the glazing panel, at least one intermediate film (2) is placed between the substrate (1) and the functional film (3), this at least one intermediate film having a refractive index gradient decreasing through its thickness. The invention also relates to the device intended for manufacturing this type of glazing panel.

Abstract: A surface-coated nanoporous silica dielectric film that is prepared by a process comprising the steps of forming a nanoporous silica dielectric coating on a substrate, and coating the formed nanoporous silica dielectric film with a coating composition comprising a polymer precursor, under conditions effective to form a strength-enhancing and/or hydrophobicity enhancing layer on the treated nanoporous silica dielectric film.

Abstract: The present invention relates to a process and apparatus to cast and form slag directly from the molten state into crystalline or amorphous products suitable for use as decorative and structural building and construction materials. Molten slag and additives are refined at high temperature in a treatment furnace for a period of hours. The eventual entrapped gas content is controlled using a variety of methods, such as vacuum pressures and bottom stirring with inert gas. The molten slag is cast directly into moulds, and these moulds form the slag into any shape desired. The formed products are immediately introduced into a heat treatment furnace at temperatures at or above the glass transition temperature (GTT) for the case of crystalline products, or just below the GTT for amorphous products. The product is thermally cycled over a period of hours to relieve thermal stresses during cooling to ambient temperatures.

Abstract: The method and formula for tinting glass described herein employs a transparent acetate lacquer. The transparent acetate lacquer is derived from a base of cellulose acetate dissolved in an appropriate solvent. Preferably, additional ingredients are added to the formula to provide a lacquer that is easy to apply and which provides superior adhesion to the glass. The method of this invention includes applying a transparent acetate lacquer to glass and allowing the lacquer to dry. Application of the lacquer may be conducted by any conventional method including spraying and brushing. When dried, the lacquer provides excellent tinting properties.

Abstract: A ceramic article having a base made of an insulating ceramic material, the insulating ceramic material includes a metal element, and a conductive surface layer provided on the base, wherein the conductive surface layer includes carbon atoms as its main component, and wherein the conductive surface layer further includes silicon atoms and atoms of the metal element present in the insulating ceramic material.

Abstract: A manufacturing method for a gas discharge type display panel makes it possible to manufacture an environmentally friendly substrate with high accuracy and yet at low cost. According to the manufacturing methods electrodes are formed on a back substrate by photolithography or printing, then a glass paste is printed to a height of approximately 10 &mgr;m-500 &mgr;m by printing. A barrier rib blanks are produced by rolling under pressure the glass paste by using a roller provided with grooves. The roller is heated in advance. The barrier rib blanks are sintered into the barrier ribs.