Entries |
Document | Title | Date |
20080207425 | GLASS CERAMICS FOR LASER SYSTEMS - A glass-ceramic material, particularly for elements in laser systems, and a method for preparing same. The glass-ceramic material may be used for an optical fiber for communication systems and laser systems. The glass-ceramic may include gahnite crystals and optionally β-quartz-like solid solution, or a petalite-like crystals, spinel, and zirconia crystals. The elements may comprise a host material glass-ceramic, where the glass-ceramic is doped with appropriate ions. | 08-28-2008 |
20080207426 | Heat Insulating Composite and Methods of Manufacturing Thereof - Heat insulating panels are widely used in various domains, for example construction sites or hospitals. These panels require adhesives which may generate heat when the panels are subjected to high temperatures. In the field of high temperature insulation, ceramics are brittle and may not be suitable in some applications. This invention discloses a heat-insulating composite including a plurality of glass, and a binder composition for fusing the glass when the heat-insulting composite is exposed to a temperature higher than 1000C. It was found that as the heat progresses from the outer surface to the inner surface of the composite, plurality of laminated ceramic-like structures are formed, which may assist further in insulating the heat. Interestingly, these laminated ceramic-like structures are found to be rubber-like and therefore not brittle. | 08-28-2008 |
20080214379 | Glass Ceramic or Glass Element that can be Subjected to Great Thermal Loads and is Decorated with a Metallic Color - The glass ceramic or glass element that can be subjected to high thermal loads is decorated with a metallic colorant. The metallic colorant consists of a melted silicate and at least one effect pigment, which is included in a specified proportion in a melt of the silicate glass to form the metallic colorant. The at least one effect pigment is in the form of platelets of synthetic aluminum oxide (Al | 09-04-2008 |
20080261796 | RESISTANCE PASTE FOR HIGH-POWER THICK FILM CIRCUITS BASED ON A STAINLESS STEEL SUBSTRATE AND PREPARATION METHOD THEREOF - The present invention relates to a resistance paste for a high-power thick film circuit based on a stainless steel substrate and a preparation method thereof The resistance paste disclosed in the present invention demonstrates a low resistivity, excellent insulating performance, superior printing and sintering characteristics, and good compatibility with a surface-insulated stainless steel substrate. The preparation method of the present invention comprises steps of: A. Preparing a microcrystalline glass powder; B. Preparing an organic binder; C. Formulating a paste: preparing a solid-phase component with the silver powder, the palladium powder and the microcrystalline glass powder in appropriate proportions; mixing in a ball mill tank the solid-phase component and the organic binder in an appropriate proportion; and putting the resultant mixture into a ball mill to be grounded therein. In the present invention, a microcrystalline glass is selected as a binding phase, and a resistance trace layer made therefrom exhibits an expansion coefficient compatible with the stainless steel and can be well bonded with the stainless steel. The resistance trace layer thus obtained has advantages of low resistance, good compatibility with dielectric materials and electrode pastes used in thick film circuits based on a stainless steel substrate, and satisfactory conductivity. | 10-23-2008 |
20090098998 | Method of manufacturing a glass substrate, glass substrate manufactured by the method, and magnetic recording medium using the glass substrate - 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. | 04-16-2009 |
20090156385 | Manufacture and use of engineered carbide and nitride composites - 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. The carbides and nitrides disclosed herein may be used as blowing agents in a glass, ceramic, or metal forming processes or for promoting dispersion of the carbides and nitrides throughout a glass, ceramic, or metal composite. | 06-18-2009 |
20090264272 | METHOD FOR ENCAPSULATING REACTIVE METAL HYDRIDES - 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. Thereafter, the external element is removed from the hollow glass sphere such that diffusion of molecules through the shell is generally prohibited and the metal hydride within the hollow glass sphere is in a dense state. | 10-22-2009 |
20090286666 | LANTHANUM OXIDE-DOPED GLASS-CERAMICS - 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. | 11-19-2009 |
20090291821 | Sodium-Potassium Hexametaphosphate and Potassium Metaphosphate with a Low Insolubles Content - 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 | 11-26-2009 |
20090305864 | AQUEOUS SIZING COMPOSITION FOR TREATING R-GLASS, E-GLASS, AND ECR-GLASS FIBERS - 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. | 12-10-2009 |
20090305865 | METHOD FOR MANUFACTURING CERAMIC SUBSTRATE AND CERAMIC SUBSTRATE - 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. | 12-10-2009 |
20090312171 | Glass Fiber Composition, Glass Fiber, and Glass Fiber Containing Composition Material - 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 P | 12-17-2009 |
20090318278 | Composition for sealing glass - 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, SiO | 12-24-2009 |
20090325775 | METHOD FOR MANUFACTURING A BIOACTIVE GLASS CERAMIC MATERIAL - 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. | 12-31-2009 |
20100004111 | Antimicrobial Glass and Method of Producing Antimicrobial Glass - 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. | 01-07-2010 |
20100009838 | PHOTOSENSITIVE DIELECTRIC PASTE AND ELECTRONIC PART MADE WITH THE SAME - 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 Bi | 01-14-2010 |
20100016142 | MANUFACTURING METHOD OF SEALING GLASS FOR INTERMEDIATE-TEMPERATURE PLANAR SOFC - The present invention relates to a sealing glass composition for an intermediate-temperature planar SOFC, and a composition herein comprises a mixture of BaO, Al | 01-21-2010 |
20100016143 | FIBERGLASS BINDER COMPRISING EPOXIDIZED OIL AND MULTIFUNCTIONAL CARBOXYLIC ACIDS OR ANHYDRIDES - 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. | 01-21-2010 |
20100022377 | OPTICAL DEVICES COMPRISING DOPED GLASS MATERIALS, LASER SYSTEMS INCLUDING SUCH OPTICAL DEVICES, AND METHODS OF FORMING SUCH OPTICAL DEVICES AND LASER SYSTEMS - 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. | 01-28-2010 |
20100069220 | Method Of Manufacturing S-Glass Fibers In A Direct Melt Operation And Products Formed There From - 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 SiO | 03-18-2010 |
20100069221 | Glass composition formulated for a glass-metal bond of a tube collector and glass-metal bond made with glass of said glass composition - 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: SiO | 03-18-2010 |
20100093510 | GLASS COMPOSITION FOR GLASS FIBER, GLASS FIBER, PROCESS FOR PRODUCING GLASS FIBER AND COMPOSITE MATERIAL - A glass composition for glass fiber comprises, by mass percentage in terms of oxide, 60 to 75% SiO | 04-15-2010 |
20100113244 | LOW EXPANSION CORROSION RESISTANT CERAMIC FOAM FILTERS FOR MOLTEN ALUMINUM FILTRATION - A ceramic foam filter for molten aluminum alloys comprising an alumina silicate rich core and a boron glass shell and a chemical composition comprising: 20-70 wt % Al | 05-06-2010 |
20100113245 | OPTICAL COMPONENTS FOR USE IN HIGH ENERGY ENVIRONMENT WITH IMPROVED OPTICAL CHARACTERISTICS - Optical components that maintain transparency (remain clear) in high energy environments, including in applications of high-intensity gamma-ray radiation dosage of 1.29×10 | 05-06-2010 |
20100113246 | BLUE GLASS COMPOSITION INTENDED FOR THE MANUFACTURE OF WINDOWS - The invention relates to a glass composition of silica-soda-lime type colored blue which comprises the coloring agents below in a content varying within the following limits, by weight: | 05-06-2010 |
20100137121 | GLASS ARTICLE WITH IMPROVED CHEMICAL RESISTANCE - Glass article with improved chemical resistance comprising a chemical reinforcing agent in the form of inclusions of nanoparticles, especially partially crystalline nanoparticles, in the bulk of the glass near one surface of the article. | 06-03-2010 |
20100167904 | POLARIZED GLASS AND METHOD FOR MANUFACTURING THE POLARIZED GLASS - Provided is a method for manufacturing polarized glass, comprising forming a glass preform by melting glass that includes metal ions and halogen ions and then depositing metal halide particles in the glass in which the metal ions and the halogen ions are dispersed; forming a glass sheet containing extended metal halide particles that are obtained by extending the metal halide particles by performing thermal drawing on the glass preform at a prescribed temperature; annealing by heating the glass sheet to a temperature that is no greater than a transformation temperature of the glass and no less than a distortion temperature of the glass; and reducing the extended metal halide particles in the glass sheet that has undergone said annealing into extended metal particles. The glass preform formed in said forming a glass preform has a haze between 0.3% and 1.3% with respect to light in a wavelength region passed by a G filter. | 07-01-2010 |
20100167905 | MATRIX MATERIAL COMPRISING GRAPHITE AND AN INORGANIC BINDER SUITED FOR FINAL DISPOSAL OF RADIOACTIVE WASTE, A PROCESS FOR PRODUCING THE SAME AND ITS PROCESSING AND USE - A matrix material for safe temporary and/or ultimate disposal of radioactive wastes suitable for the embedment of radioactive wastes, contains graphite and at least inorganic binder which can be glass, aluminosilicate, silicate, borate and lead sulfide. | 07-01-2010 |
20100179044 | GLASS SUBSTRATE WITH REFRACTIVE INDEX GRADIENT AND MANUFACTURING PROCESS OF SAME - The present invention relates to a glass substrate comprising at least one ion pattern obtained by a treatment for exchanging the alkali metal ions of the glass with silver ions originating from an outside source, said substrate being formed from a glass having a specific composition and said ion pattern having a variation in the refractive index greater than or equal to 0.03, a depth greater than or equal to 100 μm and a light transmission coefficient at 410 nm (TL | 07-15-2010 |
20100184581 | GLASS YARNS CAPABLE OF REINFORCING ORGANIC AND/OR INORGANIC MATERIALS - The invention relates to a glass yarn capable of being obtained by a method consisting of mechanically drawing molten glass threads flowing from orifices disposed at the base of a die, of which the chemical composition is substantially free from boron oxide and comprises the following constituents within the limits defined hereinafter expressed in percentages by weight: | 07-22-2010 |
20100227752 | SEPARATING METHOD FOR DARK CERAMICS SINTERED BODY - There are provided an aqueous solution for separation of a dark ceramics sintered body, which can easily collect in a recyclable condition a glass from a glass with a dark ceramics sintered body, and a separating method therefor, and an aqueous solution for separation with which a dark ceramics sintered body, a conductive ceramics sintered body and a glass are separately collected from a glass with a dark ceramics sintered body formed with the dark ceramics sintered body and the conductive ceramics sintered body, and a separating method therefor. A treatment liquid (hydrofluoric acid, a mixture of ammonium fluoride and an acid, etc.) having an etching ability for at least one of a glass and a dark ceramic sintered body is prepared as an aqueous solution | 09-09-2010 |
20100240514 | Granulate, Process for the Production and Use Thereof - The invention relates to granulates, a process for the production thereof, in particular a process for the continuous production of these granulates, and use of the granulates for the manufacture of green compacts or compacts and further processing thereof into corresponding products, whereby the granulates have spherical particles with a smooth or smoothed, in particular fire-polished, surface. | 09-23-2010 |
20100248927 | Dielectric ceramic composition - To provide a dielectric ceramic composition which is free from variation in breakdown voltage, and has excellent electric properties. The dielectric ceramic composition according the present invention includes: as a main component, a component represented by a composition formula {α(xBaO-yNd | 09-30-2010 |
20100248928 | GLASS STRANDS WITH LOW ALUMINA CONTENT CAPABLE OF REINFORCING ORGANIC AND/OR INORGANIC MATERIALS - The invention relates to reinforcing glass strands, the composition of which comprises the following constituents within the limits defined below expressed as percentages by weight: | 09-30-2010 |
20100273632 | Glass-Ceramic Composite Encapsulation Material - A glass-ceramic composite encapsulation material composed of glass matrix materials of SiO | 10-28-2010 |
20100279844 | ANTIFERROELECTRIC MULTILAYER CERAMIC CAPACITOR - An antiferroelectric ceramic material that can be formed into a multilayer capacitor is disclosed. The antiferroelectric ceramic material is selected from the Pb(Sn, Zr, Ti)O3 (PSnZT) composition family. | 11-04-2010 |
20100292066 | GLASS MATERIAL FOR MOLD PRESSING, METHOD FOR MANUFACTURING SAME, AND METHOD FOR MANUFACTURING OPTICAL GLASS ELEMENT - A glass material for mold pressing, comprised of a core portion comprised of a multicomponent optical glass containing at least one readily reducible component selected from among W, Ti, Bi, and Nb, and a covering portion covering the surface of said core portion, comprised of a multicomponent glass containing none or a lower quantity of said readily reducible component than is contained in said core portion. A glass material for mold pressing comprising a core portion comprised of a fluorine-containing multicomponent optical glass and a covering portion covering the surface of said core portion, comprised of a multicomponent glass containing none or a lower quantity of fluorine than is contained in said core portion. A method for manufacturing an optical glass element comprising heat softening a glass material that has been preformed into a prescribed shape, and conducting press molding with a pressing mold, employing the above glass material of the invention. To provide a stable production of optical elements affording adequate optical performance by using optical glass containing readily reducible components or fluorine and inhibiting undesirable interface reactions during press molding. | 11-18-2010 |
20100292067 | GLASS-CONTAINING MOLDING COMPOSITION AND PROCESS FOR PRODUCTION OF THE SAME - A glass-containing molding composition is prepared by incorporating glass powder into a thermoplastic resin at a glass load ratio of 40 to 70 percent by weight, in which the glass powder is composed of solid spherical glass particles which have an average particle size of 10 to 40 μm and whose surfaces are totally covered with a silane compound and which exhibits reduction ratios of melt flow rate on a parabolic curve with the increase of glass load ratios and has a reduction ratio of melt flow rate of ¾ to ¼ within a glass load ratio in a range of 40 to 64 percent by weight. | 11-18-2010 |
20100304948 | COLORED GLASS-CERAMIC MATERIALS AND COLORED ARTICLES MADE OF SUCH GLASS-CERAMIC MATERIALS - Transparent β-quartz glass-ceramics containing vanadium oxide. Such glass-ceramics have advantageous optical properties including good transmission in the infrared range, low transmission in the visible range, and significant transmission in the blue range for thicknesses of 3 mm. They can be used as materials for cooking top plates. | 12-02-2010 |
20100317502 | SINTERED MATERIAL FOR DIELECTRIC SUBSTANCE AND PROCESS FOR PREPARING THE SAME - The present invention relates to a sintered material for a dielectric substance and a process for preparing the same. Particularly, the present invention is directed to a sintered material for a dielectric substance comprising a core-shell microstructure including a core of a first material and a shell of a second material, wherein a relative dielectric constant of said first material is larger that a relative dielectric constant of said second material. | 12-16-2010 |
20100331165 | SEALING COMPOSITE FOR FLAT SOLID OXIDE FUEL CELL STACK HAVING HIGH FRACTURE RESISTANCE AND THE FABRICATION METHOD THEREOF - A composite sealant of the present invention increases a fracture toughness of glass which has an excellent gas tightness but has a low fracture resistance, to enhance the thermal cycle stability while maintaining the gas tightness of a stack. For this, alpha-alumina fiber particles, alpha-alumina granular particles, and metallic particles are mixed and added to a glass matrix for remarkably increasing the fracture toughness from 0.5 MPa·m05 to 6 MPa·m°'5 through the multiple effects of crack deflection and crack bridging by the fiber and granular particles, and effects of crack arresting and plastic deformation by the metallic particles. When using the high fracture toughness composite sealant of the present invention, since the gas tightness and the stability of the stack can be maintained even when there is a thermal stress produced by a non-uniform temperature distribution or a thermal cycle condition in the stack, increasing the fracture toughness of the composite sealant works as the most important factor for enhancing the reliability of a large-area stack. | 12-30-2010 |
20110003678 | Composition For High Performance Glass High Performance Glass Fibers And Articles Therefrom - Glass batch compositions for the formation of high-modulus, and high-strength glass fibers as well as fibers suitable for use as textile and reinforcements are disclosed. Fibers formed of the composition are especially suitable for use in high-strength, low-weight applications such as windmill blades and high strength and modulus applications where strength and stiffness are required in the composite. The glass composition is up to about 70.5 weight % SiO | 01-06-2011 |
20110015053 | Lead-Free Low-Melting-Point Glass Composition Having Acid Resistance - A lead-free low-melting-point glass having an acid resistance, being substantially free of PbO and including 12 to 35 mass % of SiO | 01-20-2011 |
20110021338 | SYNTHESIS OF BIOCERAMIC COMPOSITIONS - A process for the synthesis of a bioceramic composition comprising calcium phosphosilicate (CPS, Ca | 01-27-2011 |
20110045960 | GLASS AND USE OF A GLASS FOR GLASS-METAL BONDS - The glass of the glass-metal bond contains the following ingredients in the following amounts: SiO | 02-24-2011 |
20110059836 | Lithium Silicate Materials - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. | 03-10-2011 |
20110077141 | ALUMINA CERAMIC FOR SPARK PLUG INSULATOR - A spark plug includes an insulator formed of a ceramic material. The ceramic material comprises Al | 03-31-2011 |
20110098171 | METHOD OF PRODUCING GLASS - The subject of the invention is a continuous process for preparing glass comprising the successive steps of charging of pulverulent batch materials, and of obtaining a glass bath by melting, of refining then of cooling. The process is characterized in that an oxidizing gas is bubbled within said glass bath after the refining step. | 04-28-2011 |
20110111943 | TUNABLE LOW LOSS CERAMIC COMPOSITE COMPOUNDS BASED ON A BARIUM STRONTIUM TITANATE/BARIUM MAGNESIUM TANTALATE/NIOBATE - An embodiment of the present invention provides an electronically tunable dielectric material, comprising at least one electronically tunable dielectric phase; and at least one compound of low loss complex perovskites, wherein said low loss complex pervoskites comprise two B site cations. | 05-12-2011 |
20110124483 | CERAMIC COMPOSITE MATERIALS CONTAINING CARBON NANOTUBE-INFUSED FIBER MATERIALS AND METHODS FOR PRODUCTION THEREOF - In various embodiments, composite materials containing a ceramic matrix and a carbon nanotube-infused fiber material are described herein. Illustrative ceramic matrices include, for example, binary, ternary and quaternary metal or non-metal borides, oxides, nitrides and carbides. The ceramic matrix can also be a cement. The fiber materials can be continuous or chopped fibers and include, for example, glass fibers, carbon fibers, metal fibers, ceramic fibers, organic fibers, silicon carbide fibers, boron carbide fibers, silicon nitride fibers and aluminum oxide fibers. The composite materials can further include a passivation layer overcoating at least the carbon nanotube-infused fiber material and, optionally, the plurality of carbon nanotubes. The fiber material can be distributed uniformly, non-uniformly or in a gradient manner in the ceramic matrix. Non-uniform distributions may be used to form impart different mechanical, electrical or thermal properties to different regions of the ceramic matrix. | 05-26-2011 |
20110124484 | PROCESS FOR PRODUCING ALUMINUM TITANATE-BASED CERAMICS - The invention is to provide a process for producing an aluminum titanate-based ceramic such as aluminum titanate or aluminum magnesium titanate having excellent thermal decomposition resistance and having a smaller coefficient of thermal expansion. The invention is a process for producing an aluminum titanate-based ceramic, comprising firing a starting material mixture containing a titanium source compound, an aluminum source compound and preferably a magnesium source compound, and a glass frit having a deformation point of 700° C. or more and/or a viscosity at 900° C. of 1.0×10 | 05-26-2011 |
20110177932 | CERAMIC WITH IMPROVED HIGH TEMPERATURE ELECTRICAL PROPERTIES FOR USE AS A SPARK PLUG INSULATOR - An insulator including alumina in an amount between about 90 and about 99% by weight and an oxide mixture or glass mixture including Boron Oxide, Phosphorus Oxide, or both Boron and Phosphorus Oxide. | 07-21-2011 |
20110177933 | CELLULAR PHOSPHATE CERAMICS AND METHODS OF MANUFACTURE AND USE - Embodiments of the present invention provide cellular phosphate bodies formed using specialized steps to ensure a specific strength range, and specifically a compressive strength less than 100 pounds per square inch. Further embodiments relate to uses for various phosphate ceramics as vehicle arresting systems. | 07-21-2011 |
20110183831 | GLASS ARTICLE WITH IMPROVED CHEMICAL RESISTANCE - It is possible to reduce the time required for a path recalculation and a path switching upon occurrence of a failure. A path generation unit of a transport control server (TCS) S-1 generates normal path information in accordance with information relating to topology of a network to be established and resource information. Moreover, the path generation unit generates in advance backup path information to be used upon occurrence of a failure in accordance with the prediction topology information and the prediction resource information which have been modified in accordance with a predicted failure position. The path generation unit stores the generated prediction path information in a data storage unit. The TCS (S-1) has a path information report unit which reports the generated normal path information to a node N. The TCS (S-1) also has a failure information acquisition unit which detects occurrence of a failure. When the failure information acquisition unit detects an occurrence of a failure, the path information report unit reports the backup path information stored in the data storage unit to the node N. | 07-28-2011 |
20110207591 | Transparent las glass ceramics produced with alternative environmentally acceptable fining agents - The transparent glass ceramic with low thermal expansion is produced from a glass that is fined with a combination of environmentally friendly fining agents, specifically a combination of SnO | 08-25-2011 |
20110212824 | Glass Ceramics With Bulk Scattering Properties and Methods of Making Them - Glass ceramics with bulk scattering properties and the use of those glass ceramics, for example, in OLED or photovoltaic applications. | 09-01-2011 |
20110251042 | ALUMINA SINTERED BODY - An alumina sintered body of the present invention has alumina crystals as a main phase and an amorphous grain boundary glass phase. The amorphous grain boundary glass phase is a grain-boundary glass phase having an amorphous glass component in which at least one of either CaO or MgO is added to SiO | 10-13-2011 |
20110257000 | Lithium silicate glass ceramic and glass with transition metal oxide - The invention relates to a lithium silicate glass ceramic, which contains at least 8.5 wt.-% transition metal oxide selected from the group consisting of oxides of yttrium, oxides of transition metals with an atomic number from 41 to 79 and mixtures of these oxides. The invention also relates to a corresponding lithium silicate glass, a process for the preparation of the glass ceramic and of the glass as well as their use. | 10-20-2011 |
20110287921 | PROCESS FOR PRODUCING ALUMINUM TITANATE-BASED FIRED BODY - The invention is to provide a process for producing a fired body comprising an aluminum titanate-based ceramic of which the shrinkage ratio in firing (firing shrinkage ratio) can be suppressed low and which is excellent in thermal decomposition resistance. The invention is a process for producing an aluminum titanate-based fired body comprising a step of firing a shaped body of a starting material mixture containing an aluminum source powder, a titanium source powder and a magnesium source powder, wherein the titanium source powder has a specific particle diameter distribution characteristic. In the starting material mixture, the ratio of the Al | 11-24-2011 |
20120004090 | DIELECTRIC CERAMIC, METHOD FOR PRODUCING DIELECTRIC CERAMIC, AND ELECTRONIC COMPONENT - Provided is a dielectric ceramic that includes a main component which contains Mg | 01-05-2012 |
20120010066 | LIGHT-CURING CERAMIC SLIPS FOR THE STEREOLITHOGRAPHIC PREPARATION OF HIGH-STRENGTH CERAMICS - Slip based on radically polymerizable binder, polymerization initiator and filler, which comprises (A) at least one acidic monomer of general formula I | 01-12-2012 |
20120021890 | PREPARATION OF SINTERED CORDIERITE GLASS-CERAMIC BODIES - Disclosed is the preparation of sintered cordierite-based glass-ceramic bodies via a procedure which uses three all natural starting materials which are white sand, kaolin clay and magnesite. These three raw materials, which are preferably sourced from the same geographic area such as Saudi Arabia, are combined in relative amounts which form, upon subsequent mixing and heating, a specific mixture of oxides of silicon, aluminum and magnesium. Upon melting at 1500-1550° C., this combination of raw materials forms transparent brown glass which after solidification by quenching is then crushed and reduced to grains having a median particle size less than 65 microns. These brown glass grains are consolidated, for example by compaction, to form a green body for sintering. Sintering of the green body at temperatures between about 1000° C. and 1375° C. for from 2 to 5 hours produces glass-ceramic bodies containing a polycrystalline material which comprises mostly material of the cordierite crystal structure. Such cordierite-based glass-ceramic bodies have density, microhardness, CTE and dielectric constant properties which make them suitable for use in various technical fields such as cookware, water filtration devices and equipment, and electronics. | 01-26-2012 |
20120028783 | Plasticized vinyl acetate coplymer binder compositions for chopped strand mat - A plasticized binder composition suitable as a binder for chopped strand mats comprising (a) a copolymer obtainable by reacting; (i) 60-95 pphwm of vinyl acetate; and (ii) 5-40 pphwm of vinyl ester of α-substituted alkanoic acid; and b) a plasticizer, wherein the weight ratio of copolymer/plasticizer is from 1 to 6. | 02-02-2012 |
20120028784 | PROCESS FOR PRODUCING ALUMINUM TITANATE-BASED FIRED BODY - The invention is to provide a process which can produce a fired body comprising aluminum titanate-based ceramics being excellent in thermal decomposition resistance and having high mechanical strength. The invention is a process for producing an aluminum titanate-based fired body, comprising a step of firing a shaped body of a starting material mixture which contains an aluminum source powder and a titanium source powder, and the aluminum source powder satisfies the following formula (1). In the formula, D90 is a particle diameter corresponding to a cumulative percentage of 90% on a volume basis and D10 is a particle diameter corresponding to a cumulative percentage of 10% on a volume basis, and these are determined from a particle size distribution of the aluminum source powder measured by a laser diffractometry. | 02-02-2012 |
20120035041 | ALUMINOSILICATE GLASSES WITH IMPROVED FINING BEHAVIOUR - Mineral materials selected from lithium aluminosilicate glasses containing vanadium, precursors of glass-ceramics, and glass-ceramics colored by vanadium contain solid solution(s) of β-quartz and/or β-spodumene as main crystalline phase. Also disclosed are articles made from said mineral materials, as well as methods for forming said glasses, glass-ceramics and articles of said glasses and glass-ceramics. Methods involve optimizing the refining of lithium aluminosilicate glasses containing SnO | 02-09-2012 |
20120058876 | CRYSTALLIZED GLASS WITH NEGATIVE COEFFICIENT OF THERMAL EXPANSION AND METHOD FOR MANUFACTURING THE SAME - A crystallized glass with negative coefficient of thermal expansion includes 38 wt % to 64 wt % of silica (SiO2); 30 wt % to 40 wt % of alumina (Al2O3); and 5 wt % to 12 wt % of lithium oxide (Li2O) as a basic component, and further includes more than one component selected from the group consisting of 0.5 wt % to 15 wt % of zirconia (ZrO2), 0.5 wt % to 6.5 wt % of titanium dioxide (TiO2), 0.5 wt % to 4 wt % of phosphorus pentoxide (P2O5), 2 wt % to 5 wt % of magnesium oxide (MgO), and 0 wt % to 5 wt % of magnesium fluoride (MgF2) in addition to the basic components. The crystallized glass may have a high negative coefficient of thermal expansion so that it has an advantage that it can be used as a thermal expansion compensation material according to the temperatures of all kinds of glasses and similar products thereof. | 03-08-2012 |
20120058877 | LOW THERMAL EXPANSION FILLER, METHOD FOR PREPARING THE SAME AND GLASS COMPOSITION - An object of the present invention is to provide a low thermal expansion filler for low thermal expansion glasses which has a low coefficient of thermal expansion and exhibits superior flowability in a molten state, and a glass composition containing the same. | 03-08-2012 |
20120065050 | STRUCTURAL OR DEDCORATION ELEMENT AND MANUFACTURING METHOD THEREOF - A structural or decorative article ( | 03-15-2012 |
20120108414 | METHOD FOR STRENGTHENING CERAMICIZATION OF FLOATED CRYSTALLIZABLE GLASS - A method of ceramicizing a floated glass is provided where the glass ceramic material obtained thereby has high stability because of the special quality of the atmosphere in the ceramicizing process. The glass ceramics thus obtained have special surface properties that avoid crack formation. Thereby very high bending tensile strengths are achieved. These glass ceramics can be used as fire protection glass, hot plate of a cooker having a coating on the lower side, safety glass, panes of wood-burning fireplace inserts, in colored form as hot plate of a cooker, base plate, thermally resistant panel lining in furnaces and microwave facilities. | 05-03-2012 |
20120135848 | FUSION FORMED AND ION EXCHANGED GLASS-CERAMICS - The present disclosure relates to fusion formable highly crystalline glass-ceramic articles whose composition lies within the SiO | 05-31-2012 |
20120142515 | DIELECTRIC COMPOSITION FOR THIN-FILM TRANSISTORS - An electronic device, such as a thin-film transistor, includes a substrate and a dielectric layer formed from a dielectric composition. The dielectric composition includes a dielectric material, a crosslinking agent, and a thermal acid generator. In particular embodiments, the dielectric material comprises a lower-k dielectric material and a higher-k dielectric material. When deposited, the lower-k dielectric material and the higher-k dielectric material form separate phases. The thermal acid generator allows the dielectric layer to be cured at relatively lower temperatures and/or shorter time periods, permitting the selection of lower-cost substrate materials that would otherwise be deformed by the curing of the dielectric layer. | 06-07-2012 |
20120149542 | SINTERED CORDIERITE GLASS-CERAMIC BODIES - Disclosed is the preparation of sintered cordierite-based glass-ceramic bodies via a procedure which uses three all natural starting materials which are white sand, kaolin clay and magnesite. These three raw materials are combined in relative amounts which form, upon subsequent mixing and heating, a specific mixture of oxides of silicon, aluminum and magnesium. Upon melting at 1500-1550° C., this combination of raw materials forms transparent brown glass which after solidification by quenching is then crushed and reduced to grains having a median particle size less than 65 microns. These brown glass grains are consolidated, for example by compaction, to form a green body for sintering. Sintering of the green body at temperatures between about 1000° C. and 1375° C. for from 2 to 5 hours produces glass-ceramic bodies containing a polycrystalline material which comprises mostly material of the cordierite crystal structure. | 06-14-2012 |
20120178610 | GLASS COMPOSITION WITH LOW COEFFICIENT OF THERMAL EXPANSION, AND GLASS FIBER PRODUCED FROM SAME - The present disclosure relates to a glass composition having a low thermal expansion coefficient, specifically, a glass composition comprising about 55 to less than 64 weight percent of silicon oxide, about 15 to about 30 weight percent of aluminum oxide, about 5 to about 15 weight percent of magnesium oxide, about 3 to about 10 weight percent boron oxide, about 0 to about 11 weight percent calcium oxide, and about 0 to about 2 weight percent of alkali oxide, the remainder being trace compounds of less than about 1 weight percent, is provided. Glass fibers and composite articles formed therefrom are also provided. | 07-12-2012 |
20120178611 | GLASS PASTE FOR PLASMA DISPLAY PANEL AND PLASMA DISPLAY PANEL - A glass paste for a plasma display panel includes at least dielectric glass fine particles and hollow fine particles. The dielectric glass fine particle has a spherical shape or a scaly shape. Average particle diameter d | 07-12-2012 |
20120196735 | PHASE-SEPARATED SODA-LIME-SILICA GLASS - The invention relates to a glass having SiO | 08-02-2012 |
20120202675 | LOW TEMPERATURE CO-FIRED CERAMICS WITH LOW DIELECTRIC LOSS FOR MILLIMETER-WAVE APPLICATION - Provided is a dielectric ceramic composition comprising: 40-70 wt % of a borosilicate-based glass frit comprising 50-80 mol % of SiO | 08-09-2012 |
20120202676 | SODA-LIME-SILICA GLASS-CERAMIC MATERIAL - The invention relates to a glass-ceramic material having SiO | 08-09-2012 |
20120283087 | SYNTHETIC QUARTZ COMPOSITION AND PRODUCTION PROCESS THEREFOR - A synthetic quartz composition having improved tensile strength, compression strength and bending strength comprising up to 90% quartz stone, from 5 to 90% quartz powder, from 0.1 to 20% resin, from 1 to 25% fiber, from 0.1 to 5% coupling agent, from 0.1 to 5% curing agent, up to 70% glass chip, up to 70% mirror chip, up to 5% pigment, up to 5% shell chip, and up to 5% metal flake, by weight, may be produced in panels and molded shapes such as containers. | 11-08-2012 |
20120302422 | Lithium-Aluminosilicate Glass With Short Glazing Times - A lithium-aluminosilicate glass or a corresponding glass ceramic that has a content of 0-0.4SnO | 11-29-2012 |
20120316053 | POWDER FOR GLASS-CERAMIC DRY REFRACTORY MATERIAL - The invention relates to a powder comprising more than 70% of glass-ceramic and/or refractory particles, a particle of said powder being classed in the fraction called “matrix” or in the fraction called “aggregate” according to whether it is smaller than, or equal to 100 μm, or bigger than 100 μm, respectively,
| 12-13-2012 |
20130012373 | S-TRIAZINE SUNSCREENS BEARING HINDERED PARA-AMINOBENZALMALONATE/PARA-AMINOBENZALMALONAMIDE AND AMINOBENZOATE/AMINOBENZAMIDE SUBSTITUENTS - Novel s-triazine sunscreens have the structural formula (I): | 01-10-2013 |
20130012374 | PACKAGE FOR THE STORAGE OF WASTE - A package for storing radioactive waste, which is suitable for safe, ultra-long ultimate disposal having a moisture-impermeable, corrosion-resistant graphite matrix and metal-encased waste products, which are embedded into the matrix. A method for producing such packages is also part of the invention. | 01-10-2013 |
20130065746 | Spinel-Germanate Glass Composite as an IR Window - This disclosure involves a new spinel and glass micro-composite material and process for making such. The composite has excellent transmission in the 0.5-5.0 μm wavelength region suitable for various visible and mid IR applications utilizing windows, domes and other geometric shapes. The composite can be made at a temperature about 40% lower than the glass melting temperature and about 50% lower than the spinel sintering temperature. The composite material has high modulus and fracture toughness which are important for impact resistance in armor and other practical applications. | 03-14-2013 |
20130085057 | METHOD AND CERAMIC COMPONENT - A method of fabricating a ceramic component includes initially partially filling pores of a porous structure using one of a first processing technique or a second, different processing technique to form a preform body with residual porosity. The first processing technique produces a first ceramic material in the pores of the porous structure and a second processing technique produces a second ceramic material in the pores of the porous structure. When the first processing technique is used to initially partially fill the pores of the porous structure, the second processing technique is used thereafter to at least partially fill the residual porosity with the second ceramic material. When the second processing technique is used to initially partially fill the pores, the first processing technique is used thereafter to at least partially fill the residual porosity. | 04-04-2013 |
20130090224 | INORGANIC FIBROUS MOLDED REFRACTORY ARTICLE, METHOD FOR PRODUCING INORGANIC FIBROUS MOLDED REFRACTORY ARTICLE, AND INORGANIC FIBROUS UNSHAPED REFRACTORY COMPOSITION - An inorganic fibrous shaped refractory article having a high bio-solubility which is capable of exhibiting a desired heat resistance without containing expensive ceramic fibers, alumina powder and silica powder can be provided at a low production cost and with a low product price. | 04-11-2013 |
20130116106 | METHOD FOR PRODUCING COLORED GLASS - The invention relates to a method for producing colored glass | 05-09-2013 |
20130123091 | GLASS ARTICLE WITH ANTIMICROBIAL PROPERTIES - The invention relates to a glass item, at least one of the surfaces thereof having antimicrobial properties that are resistant to a temperature treatment, especially a temperature treatment in preparation of the subsequent tempering thereof. The glass item especially comprises an antimicrobial agent beneath the surface of the glass, and nanoparticles that are partially and/or totally incorporated into the mass of the glass close to said surface and consist of at least one inorganic component. | 05-16-2013 |
20130130886 | Matrix Based on Nanocrystalline Cristobalite For a Thermostructural Fibrous Composite Material - A matrix for a thermostructural fibrous composite material obtained by geopolymer synthesis based on nanocrystalline cristobalite resulting from the crystallization of geopolymer micelles of potassium polysiloxonate K—(Si—O—Si—O) | 05-23-2013 |
20130130887 | Li2O-Al2O3-SiO2-BASED CRYSTALLIZED GLASS - Provided is a Li | 05-23-2013 |
20130137565 | GLASS FIBRE COMPOSITION AND COMPOSITE MATERIAL REINFORCED THEREWITH - A glass fibre of quaternary composition including SiO | 05-30-2013 |
20130150226 | DIELECTRIC CERAMIC COMPOSITION - A dielectric ceramic composition includes a component represented by composition formula {α(xBaO.yNd | 06-13-2013 |
20130150227 | Composite Bio-Ceramic Dental Implant and Fabricating Method Thereof - A composite bio-ceramic dental implant and fabricating method thereof are disclosed. The composite bio-ceramic is sintered at a temperature between 1000 and 1800° C. using the nearly inert bio-ceramic powder and the active bio-ceramic powder or the completely resorbable bio-ceramic powder. The bioactive bio-ceramic material is dispersed in the inert bio-ceramic material. Therefore, the composite bio-ceramic has enough mechanical strength and good bioactivity for dental implant. | 06-13-2013 |
20130178353 | BETA-QUARTZ GLASS CERAMICS AND RELATED PRECURSOR GLASSES - β-quartz glass-ceramics, the composition of which is most particularly optimized, with reference to the refining of their precursor glasses, with reference to good resistance to devitrification of said precursor glasses and with reference to their resistance to temperature ageing, articles comprising such glass-ceramics, lithium alumino-silicate glasses, which are precursors of such glass-ceramics, as well as methods for preparing such glass-ceramics and articles. | 07-11-2013 |
20130196842 | GLASS-CERAMIC COMPOSITE MATERIAL - The present invention is directed to stably achieve a good thermal conductivity in a glass-ceramic composite material in which aluminum nitride particles are used as filler particles. | 08-01-2013 |
20130196843 | TRANSPARENT COMPOSITE MATERIAL AND A PRODUCTION METHOD THEREFOR - This specification relates to a colorless composite material capable of retaining transparency within a wide temperature range by impregnating glass composition (glass fibers) with inorganic-organic hybrid resin. A colorless composite material according to exemplary embodiments includes glass fibers, and inorganic-organic hybrid resin consisting of inorganic bonds and organic bonds, wherein the inorganic bonds are Si—O—Si bonds or Si—O-M bonds and M denotes a metallic element. | 08-01-2013 |
20130225388 | Li2O-Al2O3-SiO2 CRYSTALLIZABLE GLASS AND Li2O-AI2O3-SiO2 CRYSTALLIZED GLASS OBTAINED BY CRYSTALLIZING SAME - Provided is a Li | 08-29-2013 |
20130237400 | GLASS-CERAMIC HAVING AT LEAST TWO CRYSTAL PHASES, PROCESS FOR PRODUCING A GLASS-CERAMIC AND ITS USE - A glass-ceramic having at least two crystal phases, wherein at least one crystal phase has a positive temperature dependence of the resonance frequency τ | 09-12-2013 |
20130244857 | NON-REDUCIBLE LOW TEMPERATURE SINTERABLE DIELECTRIC CERAMIC COMPOSITION FOR MULTI LAYER CERAMIC CAPACITOR AND MANUFACTURING METHOD THEREOF - The present invention relates to a dielectric ceramic composition for multilayer ceramic capacitor (MLCC), including a first component of 91 to 98 wt % and a second component of 2 to 9 wt %, wherein the first component includes a main component BaTiO | 09-19-2013 |
20130252797 | CRYSTAL GLASS HAVING REFRACTIVE INDEX HIGHER THAN 1.53 WITHOUT A CONTENT OF COMPOUNDS OF LEAD, BARIUM AND ARSENIC - This invention relates to a crystal glass having a refractive index higher than 1.53 and a high mechanical strength, free of any content of compounds of lead, barium and arsenic and guaranteeing maximum safety for health, which consists in that it comprises by weight: 55-70% SiO | 09-26-2013 |
20130274085 | WHITE, OPAQUE BETA-SPODUMENE/RUTILE GLASS-CERAMIC ARTICLES AND METHODS FOR MAKING THE SAME - Crystallizable glasses, glass-ceramics, IXable glass-ceramics, and IX glass-ceramics are disclosed. The glass-ceramics exhibit β-spodumene ss as the predominant crystalline phase. These glasses and glass-ceramics, in mole %, include: 62-75 SiO | 10-17-2013 |
20130288876 | CRYSTALLIZED GLASS - Provided is crystallized glass, comprising, as a glass composition in terms of mass %, 55 to 73% of SiO | 10-31-2013 |
20130296155 | WHITE, OPAQUE, -SPODUMENE/RUTILE GLASS-CERAMICS; ARTICLES COMPRISING THE SAME; AND METHODS FOR MAKING THE SAME - Crystallizable glasses, glass-ceramics, IXable glass-ceramics, and IX glass-ceramics are disclosed. The glass-ceramics exhibit β-spodumene ss as the predominant crystalline phase. These glasses and glass-ceramics, in mole %, include: 62-75 SiO | 11-07-2013 |
20130296156 | Lithium Silicate Materials - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. | 11-07-2013 |
20140018228 | GLASS POWDER AND METHOD OF MANUFACTURING THE SAME - Provided are a glass powder represented as aLi | 01-16-2014 |
20140066285 | COLORED AND OPAQUE GLASS-CERAMIC(S), ASSOCIATED COLORABLE AND CERAMABLE GLASS(ES), AND ASSOCIATED PROCESS(ES) - Disclosed herein are glass-ceramics having crystalline phases including β-spodumene ss and either (i) pseudobrookite or (ii) vanadium or vanadium containing compounds so as to be colored and opaque glass-ceramics having coordinates, determined from total reflectance—specular included—measurements, in the CIELAB color space of the following ranges: L*=from about 20 to about 45; a*=from about −2 to about +2; and b*=from about −12 to about +1. Such CIELAB color space coordinates can be substantially uniform throughout the glass-ceramics. In each of the proceeding, β-quartz ss can be substantially absent from the crystalline phases. If present, β-quartz ss can be less than about 20 wt % or, alternatively, less than about 15 wt % of the crystalline phases. Also Further crystalline phases might include spinel ss (e.g., hercynite and/or gahnite-hercynite ss), rutile, magnesium zinc phosphate, or spinel ss (e.g., hercynite and/or gahnite-hercynite ss) and rutile. | 03-06-2014 |
20140113798 | FINING AGENTS FOR SILICATE GLASSES - A fining agent for reducing the concentration of seeds or bubbles in a silicate glass. The fining agent includes at least one inorganic compound, such as a hydrate or a hydroxide that acts as a source of water. In one embodiment, the fining agent further includes at least one multivalent metal oxide and, optionally, an oxidizer. A fusion formable and ion exchangeable silicate glass having a seed concentration of less than about 1 seed/cm | 04-24-2014 |
20140128241 | GLASS-CERAMICS AND METHODS OF MAKING THE SAME - Glass-ceramics comprising Al | 05-08-2014 |
20140135202 | LITHIUM SILICATE GLASS CERAMIC AND LITHIUM SILICATE GLASS COMPRISING A MONOVALENT METAL OXIDE - Lithium silicate glass ceramics and glasses comprising specific oxides of monovalent elements are described which crystallize at low temperatures and are suitable in particular as dental materials. | 05-15-2014 |
20140141958 | SUBSTRATE FOR OLED, METHOD OF FABRICATING THE SAME AND ORGANIC LIGHT-EMITTING DEVICE HAVING THE SAME - A substrate for an organic light-emitting diode (OLED) which can improve the light extraction efficiency of the organic light-emitting device while securing transmittance, a method of fabricating the same, and an organic light-emitting device having the same. The substrate for an OLED is a substrate on which the OLED is to be deposited. The substrate is made of transparent crystallized glass in which a number of crystal grains are distributed. | 05-22-2014 |
20140141959 | BETA-QUARTZ GLASS-CERAMICS WITH A CONTROLLED TRANSMISSION CURVE AND A HIGH IRON OXIDE CONTENT; ARTICLES COMPRISING SAID GLASS-CERAMICS, AND PRECURSOR GLASSES - β-quartz lithium aluminosilicate (LAS) glass-ceramics contain neither arsenic oxide nor antimony oxide, are fined with tin oxide and include vanadium oxide, chromium oxide and a high iron oxide content (>950 ppm), and have a controlled transmission curve. Articles such as cook-tops can be made from such glass-ceramics. | 05-22-2014 |
20140141960 | PROCESS FOR PREPARING A GLASS-CERAMIC BODY - Process for preparing glass-ceramic body including the steps of providing a basic glass body and subjecting the basic glass body to a thermal treatment whereby a crystalline phase embedded in a glass matrix is formed. The basic glass body is made of a composition comprising 65 to 72 wt-% SiO | 05-22-2014 |
20140148329 | CERAMIC PROCESSING FIRING - A process for producing a honeycomb ceramic article includes providing a green honeycomb body including ceramic-forming materials and organic pore forming materials and subjecting the green honeycomb body to a firing cycle in a kiln in which steam is added to the kiln atmosphere in an amount from about 10% to about 100%, based on volume. Also provided are ceramic articles produced by the process. | 05-29-2014 |
20140179509 | POROUS GLASS CERAMIC COMPOSITION AND METHOD FOR MANUFACTURING THE SAME - The invention provides a porous glass ceramic composition manufactured using conventional raw materials and one or more waste materials, wherein the waste materials are capable of producing glass forming oxides, glass modifying oxides and pore forming oxides. The waste materials are selected from a group that includes cullet, pozzolanic waste and fly ash. The invention also provides a method for manufacturing the porous glass ceramic composition. | 06-26-2014 |
20140194270 | CRYSTALLIZED GLASS HOUSING - To provide a crystallized glass housing excellent in properties suitable for a housing for an electronic device, such as shielding properties, high strength and production cost. | 07-10-2014 |
20140200129 | DENTAL RESTORATION, METHOD FOR PRODUCTION THEREOF AND GLASS CERAMIC - The invention relates to glass ceramics, which show high strength, high translucency, high chemical stability and which are still mechanically processible. The invention further refers to a method for producing a dental restoration comprising such glass or glass ceramic as well as the dental restoration itself. | 07-17-2014 |
20140206524 | EUV LITHOGRAPHY MEMBER, MAKING METHOD, AND TITANIA-DOPED QUARTZ GLASS - A member is made of titania-doped quartz glass in which striae have a curvature radius of at least 150 mm in a surface perpendicular to an EUV-reflecting surface. The member free of exposed striae and having a high flatness is useful in EUV lithography. | 07-24-2014 |
20140243182 | GLASS-CERAMIC COMPOSITION AND METHOD FOR MANUFACTURING THE SAME - The invention provides a glass-ceramic composition manufactured using conventional raw material and one or more waste materials, wherein the waste materials are capable of producing glass forming oxides and glass modifying oxides. The waste materials are selected from a group that includes cullet, pozzolanic waste and fly ash. The invention also provides a method for manufacturing the glass-ceramic composition. | 08-28-2014 |
20140243183 | FUSION FORMABLE LITHIUM ALUMINOSILICATE GLASS CERAMIC - A down-drawable glass ceramic. The glass ceramic has a composition which yields a liquidus viscosity that enables formation of the parent glass by down-draw techniques such as fusion-draw and slot-draw methods. The resulting glass ceramic is white or translucent in appearance with high strength achieved through heat treatment of the fusion-formed glass. | 08-28-2014 |
20140243184 | INSULATOR AND SPARK PLUG - An insulator used in a spark plug having improved strength and dielectric strength performance. The insulator comprises a sintered compact whose main constituent is alumina. In the sintered compact, a content ratio of a rare earth element (R. E.) and a group 2 element (2A) satisfies 0.1≦R. E./2A≦1.4, and the content ratio of the R. E. and barium oxide (BaO) satisfies 0.2≦BaO/R. E.≦0.8. At least one virtual rectangular frame of 7.5 μm×50 μm surrounding crystals containing the rare earth element lies within a region of 630 μm×480 μm in any cross section of the sintered compact. | 08-28-2014 |
20140249016 | LITHIUM DISILICATE GLASS-CERAMIC, METHOD FOR PRODUCTION THEREOF AND USE THEREOF - The invention relates to glass-ceramics based on the lithium silicate system which can be mechanically machined easily in an intermediate step of crystallisation and, after complete crystallisation, represent a very strong, highly-translucent and chemically-stable glass-ceramic. Likewise, the invention relates to a method for the production of these glass-ceramics. The glass-ceramics according to the invention are used as dental material. | 09-04-2014 |
20140256530 | GLASS-CERAMIC AS DIELECTRIC IN THE HIGH-FREQUENCY RANGE - A glass-ceramic is disclosed which can be used in particular as a dielectric and which has at least the following constituents (in mol % on oxide basis): SiO | 09-11-2014 |
20140349830 | METHOD FOR PRODUCING SYNTHETIC QUARTZ GLASS AND QUARTZ GLASS FOR USE AS CLADDING MATERIAL OF AN OPTICAL FIBER - A known method for producing synthetic quartz glass comprises: (a) reacting a carbonic silicon compound-containing raw material with oxygen in a reaction zone into SiO2 particles, (b) precipitating the SiO2 particles on a sedimentation area by forming a porous SiO2 soot body containing hydrogen and hydroxyl groups, (c) drying the porous SiO2 soot body, and (d) glazing to the synthetic quartz glass by heating the soot body up to a glazing temperature. In order to facilitate cost-efficient production of quartz glass by means of pyrolysing or hydrolysing a carbon-containing silicon compound using a carbon-containing raw material, the invention describes the production of a soot body with a carbon content within the range of 1 ppm by weight to 50 ppm by weight. | 11-27-2014 |
20140357468 | TRANSPARENT LOW-COLOR LITHIUM ALUMINUM SILICATE GLASS CERAMIC AND THE USE THEREOF - A transparent low-colour lithium aluminium silicate (LAS) glass ceramic and the use thereof are provided. The ceramic has an environmentally friendly composition with high-quartz mixed crystals as the main crystal phase. The glass ceramic contains the following components (in wt % on the basis of oxide): TiO2 1.6-<2.5; Nd2O3 0.005-0.15; MgO 0.2-1.0; ZnO 1-2.5; CaO+SrO 0-1.5; BaO 0-1.5 with the condition B1: MgO+ZnO>CaO+SrO+BaO. In some embodiments, the glass ceramic has a hue c* of less than 5.5, a light transmission Y greater than 81% and has no visually disruptive diffusion. | 12-04-2014 |
20150018193 | GLASS-CERAMIC AS DIELECTRIC IN THE HIGH-FREQUENCY RANGE - A glass-ceramic is disclosed, this glass-ceramic includes at least the following constituents (in mol % on oxide basis): SiO | 01-15-2015 |
20150038313 | METHOD AND APPARATUS FOR PERFORMING LASER FILAMENTATION WITHIN TRANSPARENT MATERIALS - Systems and methods are described for forming continuous laser filaments in transparent materials. A burst of ultrafast laser pulses is focused such that a beam waist is formed external to the material being processed without forming an external plasma channel, while a sufficient energy density is formed within an extended region within the material to support the formation of a continuous filament, without causing optical breakdown within the material. Filaments formed according to this method may exhibit lengths exceeding 10 mm. In some embodiments, an aberrated optical focusing element is employed to produce an external beam waist while producing distributed focusing of the incident beam within the material. Various systems are described that facilitate the formation of filament arrays within transparent substrates for cleaving/singulation and/or marking. Optical monitoring of the filaments may be employed to provide feedback to facilitate active control of the process. | 02-05-2015 |
20150045200 | CERAMIC COMPONENT - A ceramic component includes a porous structure that has fibers and a coating on the fibers. A ceramic material is within pores of the porous structure. A glass or glass/ceramic material is within pores of the porous structure, and one of the ceramic material or the glass or glass/ceramic material is within internal residual porosity of the other of the ceramic material or the glass or glass/ceramic material. | 02-12-2015 |
20150087493 | LITHIUM DISILICATE-APATITE GLASS-CERAMIC - Lithium disilicate apatite glass-ceramics are described which are characterized by a high chemical stability and can therefore be used in particular as restoration material in dentistry. | 03-26-2015 |
20150094197 | LITHIUM SILICATE MATERIALS - Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. | 04-02-2015 |
20150099618 | Apparatus and Method for Forming Thin Glass Articles - Embodiments of a method of forming a glass article are disclosed. The methods include supplying a glass ribbon in a first direction and redirecting the glass ribbon to a second direction different from the first direction without contacting the glass ribbon with a solid material. The glass ribbon may exhibit a viscosity of less than about 10 | 04-09-2015 |
20150111717 | METHOD FOR PRODUCING A GLASS CERAMIC WITH A PREDEFINED TRANSMITTANCE - A method of manufacturing glass ceramic articles such as glass ceramic plates for cooktops or fireplace windows is provided. The method facilitates the adjustment of a specific hue or a specific absorptivity of the glass ceramic in the visible spectral range. The method is based on the finding that the absorption of light by coloring agents which are appropriate for or present in glass ceramics can be attenuated during the ceramization process by adding substances that have a decoloring effect. | 04-23-2015 |
20150119227 | CRYSTALLIZED GLASS - To provide a crystallized glass capable of attaining the same clarification effect as in the composition containing an arsenic component and an antimony component even in the case of having the composition containing no arsenic component, while maintaining various physical properties peculiar to a Li | 04-30-2015 |
20150291469 | MANUFACTURING METHOD FOR PHASE-SEPARATED GLASS, AND PHASE-SEPARATED GLASS - The present invention relates to a method for producing phase-separated glass, sequentially including a melting step of melting a glass, a phase separation step of separating phases in the glass, and a shaping step of shaping the glass, and to the phase-separated glass obtained by the production method. | 10-15-2015 |
20150299031 | LITHIUM SILICATE GLASS CERAMIC AND GLASS WITH MONOVALENT METAL OXIDE - Lithium silicate glass ceramics and glasses comprising specific oxides of monovalent elements are described which crystallize at low temperatures and are suitable in particular as dental materials. | 10-22-2015 |
20150299032 | COMPOSITE MATERIAL - The present invention relates to a composite material, particularly a composite material for ceramic tiles, stone cladding, surface tops (e.g. worktops), and the like. The composite materials are typically derived from waste products. The composite materials of the present invention are formed from a glass component and a non-glass mineral component (e.g. ceramics and/or glaze). Generally the composite materials do not require any binders (especially synthetic binders) to hold the materials together. Therefore, the composite materials and products made therefrom are typically recyclable. | 10-22-2015 |
20150307390 | Li2O-Al2O3-SiO2 BASED CRYSTALLIZED GLASS AND PRODUCTION METHOD FOR THE SAME - An object of the present invention is to provide a Li | 10-29-2015 |
20150321947 | COLORED AND OPAQUE GLASS CERAMIC(S), ASSOCIATED COLORABLE AND CERAMABLE GLASS(ES), AND ASSOCIATED PROCESS(ES) - Disclosed herein are glass-ceramics having crystalline phases including β-spodumene ss and either (i) pseudobrookite or (ii) vanadium or vanadium containing compounds so as to be colored and opaque glass-ceramics having coordinates, determined from total reflectance—specular included—measurements, in the CIELAB color space of the following ranges: L*=from about 20 to about 45; a*=from about −2 to about +2; and b*=from about −12 to about +1. Such CIELAB color space coordinates can be substantially uniform throughout the glass-ceramics. In each of the proceeding, β-quartz ss can be substantially absent from the crystalline phases. If present, β-quartz ss can be less than about 20 wt % or, alternatively, less than about 15 wt % of the crystalline phases. Also Further crystalline phases might include spinel ss (e.g., hercynite and/or gahnite-hercynite ss), rutile, magnesium zinc phosphate, or spinel ss (e.g., hercynite and/or gahnite-hercynite ss) and rutile. | 11-12-2015 |
20150328679 | FLUORIDE-FREE CONTINUOUS CASTING MOLD FLUX FOR ULTRALOW-CARBON STEEL - A fluoride-free continuous casting mold flux for ultralow carbon steel, comprising the following components in weight percentage: 3-10% of Na | 11-19-2015 |
20150329413 | TRANSPARENT GLASS-CERAMIC ARTICLES, GLASS-CERAMIC PRECURSOR GLASSES AND METHODS FOR FORMING THE SAME - Embodiments of glass ceramic articles and precursor glasses are disclosed. In one or more embodiments, the glass-ceramic articles are transparent and include a nepheline phase and a phosphate phase. The glass-ceramic articles are colorless and exhibit a transmittance of about 70% or greater across the visible spectrum. The glass-ceramic articles may optionally include a lithium aluminosilicate phase. The crystals of the glass-ceramic articles may have a major cross-section of about 100 nm or less. | 11-19-2015 |
20150376052 | CRYSTALLIZED GLASS AND METHOD FOR MANUFACTURING SAME - What is achieved is an optical wavelength multiplexer/demultiplexer not necessarily requiring the function of adjusting the optical path. A value (ΔL | 12-31-2015 |
20150376054 | WHITE, OPAQUE, -SPODUMENE GLASS-CERAMIC ARTICLES WITH INHERENT DAMAGE RESISTANCE AND METHODS FOR MAKING THE SAME - Crystallizable glasses, glass-ceramics, IXable glass-ceramics, and IX glass-ceramics are disclosed. The glass-ceramics exhibit β-spodumene ss as the predominant crystalline phase. These glasses and glass-ceramics, in mole %, include: 60-75 SiO | 12-31-2015 |
20150376055 | WHITE, OPAQUE, SPODUMENE GLASS-CERAMIC ARTICLES WITH TUNABLE COLOR AND METHODS FOR MAKING THE SAME - Crystallizable glasses, glass-ceramics, IXable glass-ceramics, and IX glass-ceramics are disclosed. The glass-ceramics exhibit β-spodumene ss as the predominant crystalline phase. These glasses and glass-ceramics, in mole %, include: 62-75 SiO | 12-31-2015 |
20160009591 | GLASS-CERAMIC OF LITHIUM ALUMINOSILICATE TYPE CONTAINING A SOLID SOLUTION OF B-SPODUMENE | 01-14-2016 |
20160016844 | GLASS SHEET AND SYSTEM AND METHOD FOR MAKING GLASS SHEET - A method includes impregnating a region of a glass sheet with a filler material in a liquid state. The glass sheet includes a plurality of glass soot particles. The filler material is solidified subsequent to the impregnating step to form a glass/filler composite region of the glass sheet. | 01-21-2016 |
20160023948 | Products made from biomass and method of making the same - A product comprises a combination of a plurality of recovered materials, wherein an interaction between biomass and at least one fluid provides the plurality of recovered materials, and at least one precursor material. | 01-28-2016 |
20160031748 | INSULATING LAYER FORMING MATERIAL, INSULATING LAYER FORMING PASTE - An insulating layer forming material and an insulating layer forming paste capable of forming an insulating layer on a metallic substrate without the filler and glass reacting or warpage occurring even when repeatedly fired at 850° C. or higher are provided. The insulating layer forming material containing a lead-free glass composition and an α-quartz filler contains 17.0-40.0 wt. % of the α-quartz filler and 60.0-83.0 wt. % of the lead-free glass composition. The α-quartz filler has an average particle diameter (D | 02-04-2016 |
20160046520 | NANOSTRUCTURED GLASSES AND VITROCERAMICS THAT ARE TRANSPARENT IN VISIBLE AND INFRA-RED RANGES - The present invention relates to novel vitroceramic or lens compositions that are nanostructured and transparent or translucent, including at least 97%, such as 97% to 100%, preferably 99% to 100%, by weight, relative to the total weight of the material, of a composition having the following formula I: (GeO | 02-18-2016 |
20160060159 | HIGH STRENGTH AND AESTHETIC LITHIUM DISILICATE CRYSTALLINE GLASS-CERAMICS CONTAINING CRISTOBALITE CRYSTAL AND PREPARATION METHOD THEREOF - Provided is lithium disilicate crystalline glass containing cristobalite crystal phase for high strength and aesthetic traits and its manufacturing process thereof. Exemplary embodiments of the present invention provide the high strength and aesthetic lithium disilicate crystalline glass, one kind of dental restoration materials, and its manufacturing method which induces the growth of the different crystal phase, cristobalite, from glass with lithium disilicate crystal. | 03-03-2016 |
20160075593 | LITHIUM SILICATE GLASS CERAMIC AND GLASS WITH DIVALENT METAL OXIDE - Lithium silicate glass ceramics and glasses containing specific oxides of divalent elements are described which crystallize at low temperatures and are suitable in particular as dental materials. | 03-17-2016 |
20160113845 | PROCESS FOR PRODUCING A BLANK, AND A BLANK - The invention relates to a blank for producing a dental moulded part such as an inlay, onlay, crown or bridge, and to a method for producing the blank. To be able to machine a dental moulded part, in particular one having thin wall thicknesses, from the blank without difficulty, the blank is designed to consist of a glass ceramic having a density of between 30 and 60% of theoretical density, and of glass-ceramic powder particles with a particle size distribution d | 04-28-2016 |
20160137547 | LEUCITE GLASS CERAMICS - A leucite glass-ceramic is prepared from a glass comprising: about 66.8 to about 71.9 mol % of SiO | 05-19-2016 |
20160152514 | Glass compositions, fiberizable glass compositions, and glass fibers and articles of manufacture made therefrom | 06-02-2016 |
20160159682 | PROCESS FOR PREPARING A GLASS-CERAMIC BODY - A process for preparing glass-ceramic body including the steps of providing a basic glass body and subjecting the basic glass body to a thermal treatment whereby a crystalline phase embedded in a glass matrix is formed. The basic glass body is made of a composition comprising 65 to 72 wt-% SiO | 06-09-2016 |
20160168018 | Glass and Glass Ceramic | 06-16-2016 |
20160168024 | GLASS FIBRE RECOVERY | 06-16-2016 |
20160185650 | BISMUTH-BASED GLASS COMPOSITION, POWDER MATERIAL, AND POWDER MATERIAL PASTE - A bismuth-based glass composition includes as a glass composition, in terms of mass %, 55% to 80% of Bi | 06-30-2016 |
20160194519 | METHODS OF MATERIAL HYDROPHILIZATION BY SILOXANES CONTAINING NITRILOPOLY (METHYLENEPHOSPHONIC ACID) OR DERIVATIVES THEREOF | 07-07-2016 |
20190142556 | LITHIUM DISILICATE GLASS-CERAMIC, METHOD FOR PRODUCTION THEREOF AND USE THEREOF | 05-16-2019 |