Compositions: ceramic inventions

20080103036 - Low dielectric glass fiber: A glass fiber having a low dielectric constant and low dielectric loss tangent consists essentially of by weight, as a glass composition, 52 to 60% of SiO2, 11 to 16% of Al2O3, 20 to 30% of B2O3, and 4 to 8% of CaO, and substantially no MgO, substantially no Li2O,... Agent: Moore & Van Allen PLLC

20080103039 - Glass frit with iron selenide complex: A colored glass is provided that includes a base material and a colorant including Fe2O3 and Se. The Fe2O3 and Se are combined in the frit or glass as a Fe2O3—Se complex before being added with the base material.... Agent: Automotive Components Holdings LLC C/o Macmillan, Sobanski & Todd, LLC

20080103037 - Silica glass containing tio2 and process for its production: A process for producing a silica glass containing TiO2, which comprises a step of forming a porous glass body on a target quartz glass particles obtained by flame hydrolysis of glass-forming materials, a step of obtaining a fluorine-containing porous glass body, a step of obtaining a fluorine-containing vitrified glass body,... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080103038 - Silica glass and optical material: A silica glass containing from 0.1 to 10 mass % of Sn calculated as SnO2 and from 3 to 10 mass % of Ti calculated as TiO2, which has a homogeneity of the coefficient of thermal expansion from 0 to 100° C. to the temperature of from 50 to 200... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080096752 - Optical glass: Optical glass containing bismuth oxide having good defoamability. The Optical glass contains, as % by mass, from 10 to less than 90% of a Bi2O3 component and at least 0.1% of a TeO2 and/or SeO2 component. The optical glass is on Grade 4 to Grade 1 in “JOGIS12-1994, Method for... Agent: Westerman, Hattori, Daniels & Adrian, LLP

20080096753 - Optical glass for precision molding having high refractive index: An optical glass for precision molding having a high refractive index (nd) and a low yield temperature (At). The optical glass comprises, as glass components in wt %, 64 to 83% of Bi2O3; 4 to 17% of B2O3; 0 to 12% of GeO2 (wherein the total of B2O3 and GeO2... Agent: Dickstein Shapiro LLP

20080096754 - Uv transmissive soda-lime-silica glass: In certain example embodiments of this invention, an ultraviolet (UV) transmissive soda-lime-silica glass is provided. In certain example embodiments of this invention, the UV transmissive soda-lime-silica glass may be made via the float process.... Agent: Nixon & Vanderhye, PC

20080096751 - Method of manufacturing ceramic porous membrane and method of manufacturing ceramic filter: There are disclosed a method of manufacturing a thin and uniform ceramic porous membrane formed with less membrane formation times and having less defects, and a method of manufacturing a ceramic filter including the ceramic porous membrane. A UF membrane having an average pore diameter smaller than that of a... Agent: Burr & Brown

20080096755 - Titanium-aluminum mixed oxide powder: Titanium-aluminium mixed oxide powder with a proportion of aluminium oxide of less than 1 wt. % or a proportion of titanium dioxide of less than 5 wt. %, wherein the sum of the proportions of titanium dioxide and aluminium oxide is at least 99.7 wt. %. It is produced by... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.C.

20080096756 - Titania-silica glass: t

20080096758 - Low-thermal expansion ceramics bonding body and manufacturing method of the same: A bonded body obtained by unifying a plurality of structural members exhibiting 0.6*10−6/K or less of absolute value of thermal expansion coefficient in room temperature, 100 GPa or more of modulus of elasticity and 40 GPa·cm3/g or more of specific rigidity, the plurality of structural members having bonding surfaces that... Agent: Oliff & Berridge, PLC

20080090715 - Glass-ceramic seals for use in solid oxide fuel cells: The invention is directed to highly crystalline, frit-sintered glass-ceramic materials and seals made using them that are suitable for solid oxide fuel cell applications. The seals have a coefficient of thermal expansion in the range of 70-130×10−7° C., preferably 85-115×10−7° C. The glass-ceramic materials have a crystalline component and a... Agent: Corning Incorporated

20080090718 - Clear glass composition with erbium oxide: Glass is provided so as to have high visible transmission and/or fairly clear or neutral color. In certain example embodiments, the glass includes a low amount of iron coupled with erbium (Er, including an oxide thereof) designed to provide a neutral color and high transmittance. In certain example embodiments, the... Agent: Nixon & Vanderhye, PC

20080090720 - Process and apparatus for hot-forging synthetic ceramic: The embodiments of the invention are directed to a synthetic ceramic comprising pyroxene-containing crystalline phase, a clast, and a glass phase, wherein at least a portion of the synthetic ceramic is plastically deformable in a certain temperature range. Other embodiments of the invention relate to a method of making a... Agent: Darby & Darby P.C.

20080090716 - Fabrication of transparent ceramics using nanoparticles: A method of fabrication of a transparent ceramic using nanoparticles synthesized via organic acid complexation-combustion includes providing metal salts, dissolving said metal salts to produce an aqueous salt solution, adding an organic chelating agent to produce a complexed-metal sol, heating said complexed-metal sol to produce a gel, drying said gel... Agent: Eddie E. Scott Assistant Laboratory Counsel

20080090717 - Glass composition and process for producing the same: The present invention provides a glass composition in which a smaller amount of arsenic oxide or antimony oxide that has a heavy burden on the environment is used and fewer bubbles remain. This glass composition includes, in terms of mass %: 40 to 70% of SiO2, 5 to 20% of... Agent: Hamre, Schumann, Mueller & Larson, P.C.

20080090719 - Spongy sintered article of titanium or titanium alloy exhibiting excellent compressios strength: A spongy sintered article of titanium or titanium alloy having a three-dimensional network structure in which continuous pores opening to a surface and continuing with internal pores are formed, and having a porosity of 50 to 98%, the spongy sintered article having a composition consisting of 0.1 to 0.6% by... Agent: Darby & Darby P.C.

20080085826 - Fluorine-free optical glass: P

20080085827 - Clear glass composition: Glass is provided so as to have high visible transmission and/or fairly clear or neutral color. In certain example embodiments, the clear glass includes a low amount of iron coupled with zinc oxide and/or erbium oxide in amounts designed to provide a neutral color. While the erbium oxide is used... Agent: Nixon & Vanderhye, Pc

20080085825 - Optical glass: a

20080085828 - Coloring of ceramics by atmospheric control: Methods of forming a colored ceramic body or dental article are described that include: (a) forming a body from a ceramic-containing powder; (b) shaping the body into a desired shape; and (c) firing the shaped body in an atmosphere comprising at least one coloring agent. Methods of forming a fully... Agent: Buchanan, Ingersoll & Rooney Pc