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Compositions: ceramic

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
09/04/2014 > 7 patent applications in 6 patent subcategories.

20140249014 - Dark neutral gray glass composition with low transmittance, and glass formed therefrom: The present invention relates to a dark neutral gray glass composition with a low transmittance, and a glass formed therefrom, and more specifically, to a dark neutral gray glass composition with a low transmittance and a low color purity, wherein an appropriate amount of Fe2O3, CoO and Se are used... Agent: Kcc Corporation

20140249015 - Bismuth-based glass composition: A bismuth-based glass composition according to the present invention contains Bi2O3, B2O3 and ZnO, wherein the bismuth-based glass composition has a Bi2O3 content of 55 to 80 mass % and further contains 0.1 to 5 mass % of at least one of SrO and BaO as an RO component. Preferably,... Agent: Central Glass Company, Limited

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... Agent: Degudent Gmbh

20140249017 - Glass with improved pitch stability: Described herein are alkali-free, boroalumino silicate glasses exhibiting desirable physical and chemical properties for use as substrates in flat panel display devices, such as, active matrix liquid crystal displays (AMLCDs) and active matrix organic light emitting diode displays (AMOLEDs). In accordance with certain of its aspects, the glasses possess excellent... Agent: Corning Incorporated

20140249018 - Glass substrate for flat panel display and manufacturing method thereof: A flat panel display glass substrate according to the present invention includes a glass comprising, as expressed in mol %, 55-80% SiO2, 3-20% Al2O3, 3-15% B2O3, 3-25% RO (the total amount of MgO, CaO, SrO, and BaO), and substantially no As2O3, and Sb2O3. The devitrification temperature of the glass is... Agent: Avanstrate Inc.

20140249019 - Glass substrate for flat panel display and manufacturing method thereof: A glass substrate for p-Si TFT flat panel displays that is composed of a glass comprising 52-78 mass % of SiO2, 3-25 mass % of Al2O3, 3-15 mass % of B2O3, 3-25 mass % of RO, wherein RO is total amount of MgO, CaO, SrO, and BaO, 0.01-1 mass %... Agent: Avanstrate Inc.

20140249020 - Ceramic body forming batch materials comprising silica methods using the same and ceramic bodies made therefrom: The disclosure relates to ceramic-body-forming batch materials comprising at least one pore former and inorganic batch components comprising at least one silica source having a specified particle size distribution, methods of making ceramic bodies using the same, and ceramic bodies made in accordance with said methods. The disclosure additionally relates... Agent: Corning Incorporated

08/28/2014 > 5 patent applications in 3 patent subcategories.

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... Agent: Corning Incorporated

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... Agent: King Abdul Aziz City For Science And Technology

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... Agent: Ngk Spark Plug Co., Ltd.

20140243185 - Method and apparatus for manufacturing a low melting point nano glass powder: Disclosed is a method for manufacturing a low melting point nano glass powder. The method includes the steps of: preparing a bismuth-based low melting point glass powder precursor of a micro size, having bismuth (Bi) as the main ingredient; injecting the glass powder precursor into a reaction chamber of a... Agent: Inha-industry Partnership Institute

20140243186 - Glass compositions having high thermal and chemical stability and methods of making thereof: Described herein are alkali-free, boroalumino silicate glasses exhibiting desirable physical and chemical properties for use as substrates in flat panel display devices, such as, active matrix liquid crystal displays (AMLCDs). In accordance with certain of its aspects, the glasses possess good dimensional stability as a function of temperature.... Agent: Corning Incorporated

08/21/2014 > 4 patent applications in 4 patent subcategories.

20140235424 - Low dielectric glass and fiber glass: Glass compositions are provided that are useful in a variety of applications including, for example, electronics applications, reinforcement applications, and others. Some embodiments of glass compositions can provide desirable dielectric constants, desirable dissipation factors, and/or desirable mechanical properties while also having desirable fiber forming properties.... Agent:

20140235425 - Glass substrate and method for producing same: A glass substrate contains specific contents of SiO2, Al2O3, B2O3, MgO, CaO, SrO, BaO, ZrO2, Na2O, K2O and Li2O. The glass substrate has a glass transition temperature of 580 to 720° C., an average coefficient of thermal expansion at 50 to 350° C. of 65×10−7 to 85×10−7/° C., a compaction... Agent: Asahi Glass Company, Limited

20140235426 - Ceramic powders and methods therefor: A ceramic powder and method of forming the ceramic powder capable of being used in coatings to allow components to survive in high temperatures environments, such as the hostile thermal environment of a gas turbine engine. The ceramic powder includes powder particles each having an inner core formed of a... Agent: General Electric Company

20140235427 - Sintered zircon material for forming block: A component includes a body including zircon (ZrSiO4) grains, the body having a free silica intergranular phase present between the zircon grains and distributed substantially uniformly through the body. The body comprises a content of free silica not greater than about 2 wt. % for the total weight of the... Agent: Saint-gobain Ceramics & Plastics, Inc.

08/14/2014 > 4 patent applications in 4 patent subcategories.

20140228195 - Melt composition for the production of man-made vitreous fibres: P

20140228196 - Lithium silicate glass ceramic and lithium silicate glass comprising a 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.... Agent: Ivoclar Vivadent Ag

20140228197 - Optical glass: This optical glass contains, as represented by mol %, 18 to 38% P2O5, 0 to 15% B2O3, 23 to 40% P2O5+B2O3, 4 to 28% Nb2O5, 0 to 20% TiO2, 10 to 30% Nb2O5+TiO2, 15 to 35% Li2O+Na2O+K2O, and 21 to 38% ZnO, but does not contain BaO, WO3, Bi2O3 or... Agent:

20140228198 - Pressure casting slip and refractory ceramic produced therefrom for gas turbine units: A pressure casting slip for producing a refractory ceramic for use as a heat shield, e.g. in the hot gas path of gas turbine units, includes a particulate mixture of at least two materials having different coefficients of thermal expansion and also organic and/or inorganic binders and floating agents. The... Agent: Siemens Aktiengesellschaft

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