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Compositions: ceramic June invention type 06/11

20110160032 - Optical glass and optical element: An object of the present invention is to provide optical glass having improved glass-devitrification resistance and moldability without causing reduction in refractive index, and also provide an optical element using the optical glass as a raw material. Specifically, the present invention provides an optical glass containing components of, by mol... Agent: Sumita Optical Glass, Inc.

20110160033 - Las-type float glass: An LAS-type float glass, which is substantially free of As2O3 and/or Sb2O3 and precipitates a β-quartz solid solution or a β-spodumene solid solution as a main crystal by heat treatment, wherein, when C1 [mass %] represents the content of SnO2 at a glass surface, C0 [mass %] represents the content... Agent:

20110160034 - Titanium carbide powder and titanium carbide-ceramics composite powder and method for production thereof, and sintered compact from the titanium carbide powder and sintered compact from the titanium carbide/ ceramics composite powders and method for produ: Disclosed is a highly-pure fine titanium carbide powder having a maximum particle size of 100 nm or less and containing metals except titanium in an amount of 0.05 wt % or less and free carbon in an amount of 0.5 wt % or less. The powder has a NaCl-type crystal... Agent: Nippon Tungsten Co., Ltd.

20110160035 - Method of preparing pressureless sintered, highly dense boron carbide materials: In a method of preparing a boron carbide material, boron carbide powder is washed with essentially pure water at an elevated temperature to generate washed boron carbide powder. The washed boron carbide powder is combined with a sintering aid. The mixture of the boron carbide powder and the sintering aid... Agent: Saint-gobain Ceramics & Platics, Inc.

20110160036 - Valve metal oxide formulation: A formulation of at least one of a partially and a fully stabilized zirconium oxide powder includes at least one organic auxiliary substance wherein a pressing pressure so as to obtain a green density of at least 50% of a theoretical density is 200 MPa or less and a cohesiveness... Agent: H.c. Starck Gmbh

20110152057 - Hollow microspheres: There is provided hollow microspheres that are essentially free of blowing agent. There is also provided hollow microspheres comprising perlite and having a single cell structure.... Agent:

20110152056 - Method for making hollow microspheres: There is provided a method for making hollow microspheres including heating a feed under conditions sufficient to convert at least a portion of the feed into hollow microspheres, where the heating is conducted under a vacuum. There is also provided hollow microspheres made using this method.... Agent: 3m Innovative Properties Company

20110152058 - Glass for data storage medium substrate, glass substrate for data storage medium and magnetic disk: Glass for a data storage medium substrate, which comprises, as represented by mol percentage based on the following oxides, from 55 to 70% of SiO2, from 2.5 to 9% of Al2O3, from 0 to 10% of MgO, from 0 to 7% of CaO, from 0.5 to 10% of SrO, from... Agent: Asahi Glass Company, Limited

20110152059 - Chromia-containing refractory: a

20110152060 - Method of preparing ceramic powders using chelate precursors: Wet-chemical methods involving the use of water-soluble hydrolytically stable metal-ion chelate precursors and the use of a nonmetal-ion-containing strong base can be used in a coprecipitation procedure for the preparation of ceramic powders. Examples of the precipitants used include tetraalkylammonium hydroxides. A composition-modified barium titanate is one of the ceramic... Agent: Eestor, Inc.

20110152061 - Photosensitive paste composition for forming barrier ribs of plasma display panel: A photosensitive paste composition for forming barrier ribs of a plasma display panel (PDP). The photosensitive paste composition includes an inorganic material including SiO2 and at least one of B2O3 and P2O5, and an organic material containing photosensitive components, wherein the total content of SiO2 and B2O3 is about 50... Agent: Samsung Sdi., Ltd.

20110143907 - Optical glass, preform for precision press molding, and optical element: The present invention relates to an optical glass with a high refractive index and good precision press moldability, and a preform for precision press molding and an optical element that are comprised of the optical glass. The present invention further relates to a method of manufacturing an optical element, a... Agent: Hoya Corporation

20110143908 - Glass composition, glass substrate for flat panel display using the same, flat panel display, and method for producing glass substrate for flat panel display: Provided is a glass composition suitable for a glass substrate for a flat panel display such as a liquid crystal display. This glass composition has high thermal stability, and is substantially free of BaO but has a low devitrification temperature. It is suitable for the production of a glass substrate... Agent: Avanstrate Inc.

20110143909 - Optical material and optical element: o

20110143910 - Inorganic phosphate compositions and methods: Disclosed and described are multi-component inorganic phosphate formulations of acidic phosphate components and basic oxide/hydroxide components. Also disclosed are high solids, atomizable compositions of same, suitable for spray coating.... Agent: Latitude 18, Inc.

20110143912 - Colored spinel optoceramics: and at least 95% by weight of the crystallites display symmetric, cubic crystal structures of the spinel type, with the proviso that when A=C=Mg2+ and B=D=Al3+, E and F cannot both be O, and whereby the optoceramic is additionally doped with 100 ppm to 20 at. % of at least... Agent:

20110143911 - Spinel optoceramics: d

20110136651 - Glass-ceramics and method for manufacturing the same: For providing glass-ceramics having properties suitable for use as a substrate of an information storage medium of next generation such as one for the perpendicular magnetic recording system without employing arsenic and antimony components which adversely affect human beings and the environment, there are provided glass-ceramics comprising SiO2, Li2O and... Agent: Ohara Inc.

20110136652 - Highly refractive and highly transparent optical glass: The optical glass has a refractive index nd of 1.945≦nd≦1.97, an Abbe number νd of 33≦νd≦36, and a composition with the following components in amounts expressed in % of their cations, with respect to the total number of cations in the composition: B3+, 35-46; La3+, 25-35; Ta5+, 6-14; W6+, 6-13;... Agent:

20110136653 - Method for the production of a porous, ceramic surface layer: A method for producing a porous ceramic surface layer on a substrate includes providing a mixture including at least one polymer and at least one ceramic material and applying the mixture to the substrate.... Agent: Metoxit Ag

20110136654 - Component in a combustion system, and process for preventing slag, ash, and char buildup: Disclosed herein is a component in a combustion system comprising a composite, the composite comprising silicon carbide; and a refractory metal silicide comprising a phase selected from Rm5Si3, Rm5Si3C, RmSi2, and a combination thereof; wherein Rm is a refractory metal selected from molybdenum, tungsten, and a combination thereof. Also disclosed... Agent: General Electric Company

20110130264 - Negative-cte glass-ceramics free of microcracks: A glass-ceramic composition, an article, and methods of making and using the composition and article as defined herein. The glass-ceramic compositions and articles have negative-CTE and are substantially free of microcracks.... Agent:

20110130265 - Synthetic silica glass molded body, method of molding the same, and method of inspecting synthetic silica glass molded body: a step of molding the synthetic silica glass block in a predetermined form by pressing the block by means of the pressing portion while heating so as to the temperature of the block can be within a hold temperature range of 1500° C. to 1700° C., after accommodating the washed... Agent:

20110130266 - Method and apparatus for making a highly uniform low-stress single crystal by drawing from a melt and uses of said crystal: The method of making uniform low-stress crystals includes immersing a seed crystal held at a temperature under its melting point in a melt in a crucible and drawing it from the melt. The crystal and/or melt are rotated relative to each other and a planar phase boundary surface is maintained... Agent:

20110130267 - Process to produce fine ceramic powder through a chemical reactor with powder collection device: The present invention is related to producing fine nano or submicron-scale precision ceramic powder by applying an innovative chemical reactor with powder collection to the glycine-nitrate combustion process (GNC-P). The unique feature lies in the utilization of a simple-operating process to massively produce nano or submicron-scale ceramic oxide powder with... Agent:

20110130268 - Dielectric ceramic composition: A dielectric ceramic composition is disclosed. The dielectric ceramic composition of the present invention comprises BaTiO3 as the main component and one or more subcomponents. The one or more subcomponents include Sc2O3, MgCO3, BaSiO3, MnCO3, La2O3, CO3O4 and NiO. An end product of the present invention may be formed after... Agent: National Taipei University Technology