Abstract: A glass composition for glass fiber comprises, by mass percentage in terms of oxide, 60 to 75% SiO2, 0 to 10% Al2O3, 0 to 20% B2O3, 5 to 15% Li2O+Na2O+K2O, 0 to 10% MgO+CaO+SrO+BaO+ZnO, 0 to 10% TiO2 and 0 to 10% Zr02. A glass fiber consists of the above glass composition for glass fiber. A process for producing a glass fiber comprises the steps of melting the above glass composition in a heat-resistant vessel and continuously drawing out the molten glass through a heat-resistant nozzle so as to form a glass fiber; coating the surface thereof with a chemical; and continuously reeling the coated glass fiber. A composite material is obtained by compositing the glass fiber with an organic resin.

Abstract: In a insert-type continuous casting nozzle comprising a highly functional layer formed to have a high corrosion resistance, a high anti-attachment capability, etc., and provided to define an inner bore thereof, the present invention is directed to providing a refractory material (mortar) for an intermediate layer of the continuous casting nozzle, which has a property capable of fixing an inner bore-side layer to an outer periphery-side layer (a nozzle body) of the continuous casting nozzle, while preventing the occurrence of expansion splitting in the outer periphery-side layer due to a difference in thermal expansion between the inner bore-side and outer periphery-side layers, and a continuous casting nozzle using the refractory material for the intermediate layer.

Abstract: Provided is a ceramic powder for a green sheet that gives a low-temperature fired ceramic substrate that can be fired at a temperature of 900° C. or lower and has excellent dielectric properties in the higher frequency bands such as microwave and millimeter-wave bands, has a low hygroscopicity, and has minor warping and creasing even in the case of co-firing with a silver-based conductor paste, the ceramic powder for a green sheet including a glass powder and an alumina powder, in which the glass powder contains 35 to 39% by weight of SiO2, 9 to 17% by weight of Al2O3, 21 to 40% by weight of B2O3, 10 to 20% by weight of R?O, wherein R? is one or more kinds selected from the group consisting of Mg, Ca and Ba, 0.2 to 2% by weight of Li2O, and 0.5 to 2% by weight of MO2, wherein M is one or more kinds selected from the group consisting of Ti and Zr, so that the total is 100% by weight.

Abstract: The invention is directed to a process for making screen-printable getter composition comprising: (a) glass frit; and (b) pre-hydrated desiccant material; dispersed in (c) organic medium. The present invention further relates to a getter composition utilizing low-softening temperature glasses comprising, based on weight %, 1-50% SiO2, 0-80% B2O3, 0-90% Bi2O3, 0-90% PbO, 0-90% P2O5, 0-60% Li2O, 0-30% Al2O3, 0-10% K2O, 0-10% Na2O, and 0-30% MO where M is selected from Ba, Sr, Ca, Zn, Cu, Mg and mixtures thereof. The glasses described herein may contain several other oxide constituents that can substitute glass network-forming elements or modify glass structure. The desiccant material is pre-hydrated to reach its saturation level of moisture absorption. The process of pre-hydration can be done by exposing the desiccant in a normal temperature/humidity environment of for example, 25° C. and 50-60% RH. For 24 to 48 hours or up to the time when weight gain (due to moisture absorption) stops increasing.

Abstract: A method for producing a laminated dielectric, which comprises laminating a raw material layer containing a high dielectric constant glass ceramic composition comprising from 30 to 70 mass % of a Ba—Ti compound powder having a Ti/Ba molar ratio of from 3.0 to 5.7 and from 30 to 70 mass % of an alkali free glass powder containing, by mol %, from 15 to 40% of SiO2, from 5 to 37% of B2O3, from 2 to 15% of Al2O3, from 1 to 25% of CaO+SrO, from 5 to 25% of BaO and from 25 to 50% of SiO2+Al2O3, and a raw material layer containing a low dielectric constant glass ceramic composition comprising from 10 to 70 mass % of a ceramic powder and from 30 to 90 mass % of an alkali free glass powder wherein SiO2+Al2O3 is at least 34 mol % and larger by at least 9 mol % than that in the above alkali free glass powder, followed by firing.

Abstract: A glass composition consisting essentially of, based on mole percent, 46-56% B2O3, 0.5-8.5% P2O5, SiO2 and mixtures thereof, 20-50% CaO, 2-15% Ln2O3 where Ln is selected from the group consisting of rare earth elements and mixtures thereof; 0-6% M?2O where M? is selected from the group consisting of alkali elements; and 0-10% Al2O3, with the proviso that the composition is water millable.

Abstract: Disclosed are CuX-containing, Nd2O3-containing, UV-absorbing and contrast-enhancing glasses and article comprising the same. The glass has improved UV-absorption and color enhancing capabilities compared to glasses described in the prior art. The glass can be used in sunglass lenses and light filters of information displays.

Abstract: Provided is a ceramic powder for a green sheet that gives a low-temperature fired ceramic substrate that can be fired at a temperature of 900° C. or lower and has excellent dielectric properties in the higher frequency bands such as microwave and millimeter-wave bands, has a low hygroscopicity, and has minor warping and creasing even in the case of co-firing with a silver-based conductor paste, the ceramic powder for a green sheet including a glass powder and an alumina powder, in which the glass powder contains 35 to 39% by weight of SiO2, 9 to 17% by weight of Al2O3, 21 to 40% by weight of B2O3, 10 to 20% by weight of R?O, wherein R? is one or more kinds selected from the group consisting of Mg, Ca and Ba, 0.2 to 2% by weight of Li2O, and 0.5 to 2% by weight of MO2, wherein M is one or more kinds selected from the group consisting of Ti and Zr, so that the total is 100% by weight.

Abstract: A method of forming high strength glass fibers in a refractory-lined glass meter, products made there from and batch compositions suited for use in the method are disclosed. The glass composition for use in the method of the present invention is up to about 64-75 weight percent SiO2, 16-24 weight percent Al2O3, 8-12 weight percent MgO and 0.25-3 weight percent R2O, where R2O equals the sum of Li2O and Na2O, has a fiberizing temperature less than about 2650° F., and a ?T of at least 80° F. By using oxide-based refractory-lined furnaces the cost of production of glass fibers is substantially reduced in comparison with the cost of fibers produced using a platinum-lined melting furnace. High strength composite articles including the high strength glass fibers are also disclosed.

Abstract: The glass-metal bond for a tube collector includes a glass tube and metal part bonded to the glass tube. In order to match the thermal expansion properties, the glass tube has the following composition: SiO2, 73-77 wt. %; B2O3, 6-<8 wt. %; Al2O3, 6-6.5 wt. %; Na2O, 5.5-7 wt. %; K2O, 1-3 wt. %; CaO, 0.5-3.2 wt. %; MgO, 0-2 wt. %; Fe2O3, 50-150 ppm; and TiO2 0-<100 ppm. The ratio of the sum of the alkaline-earth metal oxides (in mol %) to the sum of the alkali metal oxides (in mol %) is ?0.6. The metal part is preferably made of metal material no. 1.3981 according to DIN 17745. The glass composition itself is also part of the invention.

Abstract: A glass fiber having a low dielectric constant and low dielectric loss tangent consists essentially of by weight, as a glass composition, 52 to 60% of SiO2, 11 to 16% of Al2O3, 20 to 30% of B2O3, and 4 to 8% of CaO, and substantially no MgO, substantially no Li2O, substantially no Na2O, substantially no K2O, and substantially no Ti2O. The glass fiber also may contain up to 2% F2 by weight. The glass fiber is ideal for use as reinforcement for printed wiring boards, and has excellent dielectric properties at frequencies of about 18 GHz or higher.

Abstract: The present invention provides a light-emitting body in which fine phosphor particles are dispersed in an oxide matrix, with the fine phosphor particles containing at least one selected from oxides and oxysulfides as a parent material. When this light-emitting body is dispersed in a resin, a resin composition having excellent transparency can be obtained. This light-emitting body can be produced by: preparing a gel through a sol-gel process in which a raw material solution containing a compound that supplies metal atoms composing the fine phosphor particles is used; and heating the gel at 400° C. or higher, for example. Preferably, the light-emitting body has a shape of a flake or fiber.

Abstract: A composition of matter incorporating waste glass into a ceramic and cement composite material, comprising: 70 to 95 percent by weight glass; 5 to 35 percent by weight high alumina cement; 0 to 20 percent by weight inert filler; and 0 to 5 percent by weight additives.

Abstract: Disclosed herein is a material for altering electromagnetic radiation incident on the material. The material disclosed herein comprises carbon nanotubes having a length (L) that meets the following formula (1): L?½ ???(1) where ? is the wavelength of the electromagnetic radiation incident on the material. Also disclosed herein are methods of altering electromagnetic radiation, including mitigating, intensifying, or absorbing and re-transmitting electromagnetic radiation using the disclosed material.

Abstract: A substrate that is suitable for an EUV mask or an EUV mask blank and excellent in flatness, is provided. A substrate for an EUV mask blank, which is made of a silica glass containing from 1 to 12 mass % of TiO2, wherein the surface roughness (rms) in a surface quality area of the substrate is at most 2 nm, and the maximum variation (PV) of the stress in the surface quality area of the substrate is at most 0.2 MPa.

Abstract: Optical devices include a doped glass material in which the dopant facilitates the transmission of energy out from the glass material. The doped glass may not significantly absorb a selected wavelength of laser radiation to be manipulated by the optical devices. The dopant may comprise one or more of a transition metal element, an actinide element, and a lanthanide element. Laser systems include at least one such optical device and a laser device configured to emit a beam to be manipulated by the optical device. Methods for forming optical devices and laser systems including such optical devices include dispersing a dopant within a glass material to form, and forming the glass material into a body having a size and shape configured to manipulate a beam of radiation emitted by a laser device. The dopant is selected to comprise a material that facilitates the transmission of energy out from the glass material.

Abstract: The methods and materials described herein provide novel and simple procedures for the preparation of nano/macroporous glasses, in which the pore structure is characterized by interconnected pores of, e.g. both hundreds of micrometers and several to tens of nanometers in size. Such materials may be used for enhanced bone regeneration, bioscaffolds, drug delivery devices, and filtration media, among other uses. For example, silica-based bone tissue scaffolds are made with a controlled nano/macroporosity, which enhances bone regeneration performance. Also provided herein are new biocompatible CaO—Na2O—P2O5—SiO2 glasses prepared by thermal melt-quench methods that result in spinodal phase separation and crystallization of phases at very different length scales. Selective chemical leaching of these phases causes formation of interconnected multi-modal porosity, with pore sizes ranging from several nanometers to tens of micrometers.

Abstract: The present invention relates to a sealing glass composition for an intermediate-temperature planar SOFC, and a composition herein comprises a mixture of BaO, Al2O3, B2O3 and SiO2 in a particular mixing ratio and a metal oxide such as CeO2, Fe2O3, Mn2O3 and Cr2O3, thereby enabling the SOFC to efficiently operate at an intermediate temperature. The composition for a planar SOFC satisfies thermal properties, mechanical properties and electric properties that are required as a sealing glass for an intermediate-temperature SOFC, and also prevents the mixing between fuel gas and air, thereby being useful for the commercialization of SOFCs.

Abstract: Provided is a fiberglass binder composition which comprises epoxidized oil and a multifunctional carboxylic acid or anhydride. The resultant binder provides minimal processing difficulties and a fiberglass product which exhibits minimal water absorption. The cure time of the binder is also exceptional.

Abstract: The invention is directed to a silver-containing polarizing boroaluminosilicate glass composition that has been doped with a noble metal selected from the group consisting of Pt, Pd, Os, Ir, Rh and Ru, including mixtures thereof, to nucleate and precipitate silver ions to silver metal without the need for a reducing atmosphere step. The invention is further directed to a method for making the glass composition of the invention. Using the composition and method of the invention, one can prepare a glass having a selected null transmission range.

Abstract: Provided is a photosensitive dielectric paste capable of being burned at a low temperature in a short time and forming a dielectric film (insulator film) having favorable properties, such as sintering properties or temperature characteristics of dielectric constant, and an electronic part having favorable properties having a dielectric film formed using the same. The photosensitive dielectric paste of the invention contains (a) an inorganic ingredient containing 10 to 30% by volume of dielectric powder containing a Ba—Nd—Ti complex oxide powder, 50 to 80% by volume of supporting glass powder, and 1 to 20% by volume of sintering aid glass powder containing Bi in a proportion of 50 to 90% by weight in terms of Bi2O3; and (b) a photosensitive organic ingredient, in which the Ba—Nd—Ti complex oxide powder reacts with the sintering aid glass powder upon burning to thereby produce a Bi—Nd—Ti complex oxide.

Abstract: In a titania-doped quartz glass member having a surface where EUV light of up to 70 nm wavelength is reflected, a refractive index distribution in the surface has only one extreme point within a central 80% region of the member. The titania-doped quartz glass member has a surface with a high level of precision and thus can be formed into an EUV lithography photomask substrate which is improved in flatness and thermal expansion properties.

Abstract: An antimicrobial glass is provided which can release a predetermined amount of silver ion rapidly for a long period of time and can provide a predetermined antimicrobial treatment repeatedly to a matter to be antibacterialized during or after washing and which is excellent in discoloration prevention effect and discriminativity, and a method for producing the same is also provided. A tabular antimicrobial glass capable of exerting an antimicrobial effect by releasing silver ions, wherein the maximum diameter (t1) is adjusted within the range of 3 to 30 mm and which contains an inorganic coloring agent as a compounded component, wherein the addition amount of the inorganic coloring agent is adjusted to a value within the range of 0.001 to 0.5% by weight to the total amount.

Abstract: Binders to produce or promote cohesion in non-assembled or loosely assembled matter.

Abstract: A method for manufacturing a bioactive glass ceramic material is firstly to prepare a calcium phosphate series ceramic material and a nano-scaled titanium dioxide powder with a specific proportion of anatase type titanium dioxide structure. Then, the calcium phosphate series ceramic material and the nano-scaled titanium dioxide powder are mixed according to a specific proportion for obtaining a mixture. The mixture is then melted and quenched to form a biomedical glass. Finally, the biomedical glass can be further ground into a biomedical glass powder, and a heat treatment can be applied to recrystalize the powder so as to obtain the bioactive glass ceramic material. Also, the bioactive glass ceramic material can be further polarized into a electrified bioactive glass ceramic material which can promote the growth of a broken bone.

Abstract: A powder composition for forming a highly expansible crystallized glass substantially free of alkali metals is disclosed, which composition can provide, through its firing at a temperature of not more than 900° C., a seal between metal and ceramic. The powder composition is a powder composition for the formation of a sealing crystallized glass which is substantially free of alkali metals and consists of the powder of a glass containing, calculated as oxides, SiO2: 10-30% by mass, B2O3: 20-30% by mass, CaO: 10-40% by mass, MgO: 15-40% by mass, BaO+SrO+ZnO: 0-10% by mass, La2O3: 0-5% by mass, Al2O3: 0-5% by mass, and RO2: 0-3% by mass (wherein R represents Zr, Ti, or Sn), wherein the crystallized glass that is formed by firing the powder composition at 900±50° C. has a coefficient of thermal expansion of 90-120×10?7/° C. at 50-550 ° C.

Abstract: An object is to provide a readily fusible glass fiber composition that can alleviate environmental problem and reduce raw material cost by decreasing boron content, and that can facilitate the manufacturing of fine-count glass filament. A glass fiber composition of the present invention is an oxide glass composition, and has compositions of 0.01 to 3% of P2O5, 52 to 62% of SiO2, 10 to 16% of Al2O3, 0 to 8% of B2O3, 0 to 5% of MgO, 16 to 30% of CaO, and 0 to 2% of R2O(R?Li+N+K), which are in terms of oxide represented in mass percentage.

Abstract: An aqueous sizing for treating R-glass, E-glass, and ECR-glass fibers. The sizing contains a multi-component film former, a lubricant, and an adhesive. The multi-component film former includes polyvinyl acetate, polyvinyl alcohol polyether, and polyamidoamide. An aqueous sizing for producing roving fibers includes polyvinylacetate ethylene copolymer, polyamidoamide, polyvinyl alcohol polyether mixture, polypropylene or polyethylene polytetrafluorethylene wax, a coupling agent, and water.

Abstract: When a ceramic substrate is manufactured through a constraint firing step that uses a constraining layer, the constraining layer is removed without causing significant damage to a sintered base layer or an electrode formed on the surface of the sintered base layer, and the electrode can be reliably exposed. A green stacked body having a base layer and a constraining layer disposed so as to be in contact with at least one principal surface of the base layer is formed. A fired stacked body having a sintered base layer and a green constraining layer is then obtained by firing the green stacked body to sinter the base layer. Subsequently, the constraining layer is removed from the sintered base layer by vibrating media that are disposed so as to be in contact with the constraining layer.

Abstract: Potassium-containing polyphosphate glasses having a relatively high amount of potassium and a relatively low level of insoluble material (e.g., less than about 10% by weight), and a method for their production that includes using a boron-containing glass-former additive. More specifically, these polyphosphate glasses may be described according to the formula M(n+2)O(PO3)n, where M is at least K or K+Na and the glasses have a mole % M-as-K that is about 33 to 100. These polyphosphate glasses may be used in reduced sodium foods (e.g., beverages and meat products).

Abstract: Glass-ceramic compositions exhibiting high reliability and tensile strength are described. The compositions can include crystal phases including roedderite and/or potassium fluorrichterite. The glass-ceramic compositions are bioactive, and can be used as components of a wide variety of biomedical devices such as dental restorations.

Abstract: The use of pulverized glass having a particle size of 0 nm to 100 ?m as an ingredient in a composite material, said composite material is obtained by mixing a base component and a hardener, is disclosed. The pulverized glass is useful in composite materials, such as either a cement-based material which is to be mixed with water as a hardener or in epoxies, acrylics, polyurethanes, butylenes or silicones.

Abstract: The invention relates to a bulk-tinted red glass formed from a glass batch based on a soda-lime-silica composition, to a process for manufacturing red glass and to a bulb obtained from a blank or a tube manufactured with such a glass. The batch comprises, per 100% by weight of the batch, 0.1 to 1% by weight of copper, 0.2 to 2% by weight of tin and 0.01 to 2.5% by weight of oxide of the lanthanide group and/or 0.01 to 0.5% by weight of silver in silver oxide or nitrate form.

Abstract: The present invention is directed to a thick film composition for use in low temperature co-fired ceramic circuits comprising, based on weight percent total thick film composition: (a) 30-98 weight percent finely divided particles selected from noble metals, alloys of noble metals and mixtures thereof; (b) one or more selected inorganic binders and/or mixtures thereof, and dispersed in (c) organic medium, and wherein said glass compositions are immiscible or partially miscible with remnant glasses present in the low temperature co-fired ceramic substrate glasses at the firing conditions. The present invention is further directed to methods of forming multilayer circuits utilizing the above composition and the use of the composition in high frequency applications (including microwave applications).

Abstract: A process for encapsulating a metal hydride within a hollow glass sphere is provided. The process includes providing a hollow glass sphere, the hollow glass sphere having a shell enclosing an inner volume. The hollow glass sphere is placed within an enclosed chamber and the chamber is evacuated such that a negative pressure is present therewithin. The hollow glass sphere within the evacuated enclosed chamber is subjected to an external element such that the shell affords for molecules to diffuse therethrough. In some instances, the external element is heat, infrared light and combinations thereof. Thereafter, a metal hydride is provided in the form of a vapor and the evacuated enclosed chamber with the hollow glass sphere is exposed to metal hydride vapor and molecules of the metal hydride diffuse through the shell into the inner volume.

Abstract: An inorganic pigment, the pigment comprising a compound which is an oxysulphide or oxyselenide of tin and a metal chosen from niobium or tantalum. The pigments are brightly colored in the color range from yellow, through orange to red, and are especially suitable for the coloration of glass and plastic substrates. Methods for the production of the pigments are also described.

Abstract: The present invention relates to a color adapting composition used for coloring and color adapting porcelain for ceramic crown such as dental restorations and prosthetics, and aluminosilicate glass appropriate for using in a color adapting composition. More specifically, a color adapting composition for dental porcelains are prepared by blending two or more kinds of glass frits having different sintering temperatures from each other and an inorganic pigment or a colored glass obtained by previously dispersing inorganic pigments in glass.

Abstract: Abrasive particles comprising ceramic (including glasses, crystalline ceramics, and glass-ceramics) comprising (on a theoretical oxide basis) Al2O3 and at least one other metal oxide (e.g., REO and; REO and at least one of ZrO2 or HfO2) and methods of making the same. The abrasive particles can be incorporated into a variety of abrasive articles, including bonded abrasives, coated abrasives, nonwoven abrasives, and abrasive brushes.

Abstract: Carbides and nitrides are provided containing a controlled amount of pre-determined diluents and methods for their manufacture and use are disclosed. The pre-determined diluents include at least one of the silica, silicon metal, carbon, alumina, boron oxide, alkaline earth oxides such as calcium oxide, magnesium oxide, alkali oxides such as sodium oxide, potassium oxide, iron oxide, titanium oxide, and other components typically present in glass, ceramics, or metals. The carbides and nitrides with pre-determined diluents are formed by optionally pyrolyzing a precursor material to form a carboneous mixture and heat treating the carboneous mixture for a pre-determined time and at an elevated temperature during which carbon and/or nitrogen reacts with silica in the mixture to form carbides and/or nitrides and controlled amounts of pre-determined diluents.

Abstract: The invention relates to vitreous compositions, in particular of the vitroceramic type, transparent to infrared, production and uses thereof. Said compositions comprise in mol. %: Ge 5-40, Ga<1, S+Se 40-85, Sb+As 4-40, MX 2-25, Ln 0-6, adjuncts 0-30, where M=at least one alkaline metal, selected from Rb, Cs, Na, K and Zn, X=at least one atom of chlorine, bromine or iodine, Ln=at least one rare earth and adjunct=at least one additive comprising at least one metal and/or at least one metal salt with the sum of all molar percentages of the components present in said composition being 100.

Abstract: A non-lead glass for forming a dielectric, which consists essentially of, as represented by mol %, from 20 to 39% of SiO2, from 5 to 35% of B2O3, from 2 to 15% of Al2O3, from 1 to 25% of CaO+SrO, from 5 to 25% of BaO, from 0 to 35% of ZnO, and from 0 to 10% of TiO2+ZrO2+SnO2, provided that B2O3+ZnO is from 15 to 45%, and which does not contain alkali metal oxides, or contains such oxides in a total amount within a range of less than 1%. Further, a glass ceramic composition for forming a dielectric, which consists essentially of a Ba-containing compound powder and a powder of the above mentioned non-lead glass for forming a dielectric. Further, a dielectric obtained by firing the above glass ceramic composition for forming a dielectric.

Abstract: A method for producing hurricane-resistant glass, mainly includes the steps of: cutting and abrading the edges of a glass; feeding the glass into a tempering furnace and heating the glass to a critical state of the softening point; feeding the glass heated to a critical state of the softening point at a speed of 25-50 cm/s into a cooling chamber, to allow the glass to develop a surface compressive stress of not less than 150 MPa; etching the cooled glass with an etching solution; and rinsing surfaces of the glass. The invention further relates to the hurricane-resistant glass produced thereby and glass assemblies containing the said hurricane-resistant glass.

Abstract: A glass composition consisting essentially of, based on mole percent, 46-56% B2O3, 0.5-8.5% P2O5, SiO2 and mixtures thereof, 20-50% CaO, 2-15% Ln2O3 where Ln is selected from the group consisting of rare earth elements and mixtures thereof; 0-6% M?2O where M? is selected from the group consisting of alkali elements; and 0-10% Al2O3, with the proviso that the composition is water millable.

Abstract: The present invention provides a producing method of powder particles having an average particle diameter on the order of submicrons. Specifically, the producing method is a producing method of powder particles obtained by grinding a product to be ground by using plural grinding media, wherein the grinding media including at least one kind (grinding medium A) having an average particle diameter of 0.01 to 5 times and at least one kind (grinding medium B) having an average particle diameter of 10 to 450 times, with respect to the average particle diameter of the product to be ground before being ground, are used.

Abstract: An object of the present invention is to provide a method of manufacturing a glass substrate containing alkali metals. A glass substrate manufactured by the method exhibits excellent performances including durability by virtue of suppressing elution of alkali metals. A method comprises a step of immersing a glass material in an aqueous solution containing a formate to suppress elution of component of the glass material.

Abstract: The invention relates to electric lamps and more particularly to automotive signal lamps. A glass composition is described for use in electric lamps, which glass is red colored. The glass composition comprises copper between 0.1 and 2% by weight, tin between 0.1 and 2% by weight, barium between 7 and 11% by weight, and strontium between 1 and 5% by weight.

Abstract: The invention is directed to a silver-containing polarizing boroaluminosilicate glass composition that has been doped with a noble metal selected from the group consisting of Pt, Pd, Os, Ir, Rh and Ru, including mixtures thereof, to nucleate and precipitate silver ions to silver metal without the need for a reducing atmosphere step. The invention is further directed to a method for making the glass composition of the invention. Using the composition and method of the invention, one can prepare a glass having a selected null transmission range.

Abstract: For mounting on a substrate by using an electroconductive adhesive, an electroconductive paste for forming an external electrode which has improved moisture resistance and which is resistant to occurrence of external-electrode peeling, as well as a ceramic electronic component including the electroconductive paste are provided. The electroconductive paste includes a base-metal electroconductive powder, first glass frit, and an organic vehicle, wherein the first glass frit has a B2O3 content of 10 to 20 percent by mole, a SiO2 content of 50 to 65 percent by mole, an alkali metal oxide content of 10 to 20 percent by mole, a ZnO content of 1 to 5 percent by mole, a TiO2 content of 1 to 5 percent by mole, a ZrO2 content of 1 to 5 percent by mole, and an Al2O3 content of 1 to 5 percent by mole.

Abstract: A luminous material comprising a rubber, glass or plastics material matrix. A luminescent material is dispersed throughout the matrix, and a colorant dispersed throughout the matrix. The colourant gives the matrix a colour when it is observed under substantially white light, and the colourant allowing substantial transmission of light emitted by the luminous material.

Abstract: An aluminosilicate glass having a composition consisting essentially of, as calculated in weight percent on an oxide basis, of 58-70% SiO2, 12-22% Al2O3, 3-15% B2O3, 2-12% CaO, 0-3% SrO, 0-3% BaO, 0-8% MgO, 10-25% MCSB (i.e., MgO+CaO+SrO+BaO), and SrO and BaO in combination being less than 3%.