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8162664 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...
8158261 Glass-ceramic composite encapsulation material  
A glass-ceramic composite encapsulation material composed of glass matrix materials of SiO2, Al2O3, BaO and B2O3, and at least one glass filler selected from the group consisting of kaliophilite...
8133828 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...
8114795 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...
8093167 Glass composition and substrate  
For providing glasses and 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...
8071493 Crystallized glass  
In all of an in-plane magnetic recording system and a perpendicular magnetic recording system, there is provided a crystallized glass for a disk substrate for information recording medium, etc.,...
8063000 Low bulk density proppant and methods for producing the same  
Materials and methods for making low bulk density proppant capable of providing permeability at subterranean pressures. The low bulk density proppant is made from kaolin clay and at least one of...
7993571 Silicon carbide ceramic components having oxide layer  
A ceramic component is provided, including a ceramic body containing silicon carbide, and an oxide layer provided on the ceramic body, the oxide layer being formed by oxidizing the ceramic body in...
7993137 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...
7913516 Crystallized glass article having patterns and method of producing the same  
A crystalline glass with a characteristic of precipitating crystals from the surface of the crystalline glass to the interior thereof when it is being heated at a temperature higher than the...
7906444 Armor material made of glass ceramics  
The invention relates to a glass ceramic armour material consisting (in % by weight in relation to oxide base) of 5-33 SiO2, 20-50 Al2O3, 5-40 MgO, 0-15 B2O3, 0.1-30 Y2O3, Ln2O3, As2O3, Nb2O3...
7892995 Lithium silicate glass ceramic and method for fabrication of dental appliances  
The present invention relates to preparing an improved lithium silicate glass ceramic for the manufacture of blocks for dental appliance fabrication using a CAD/CAM process. The lithium silicate...
7875565 Transparent glass-ceramic armor  
The invention is directed to transparent glass-ceramic materials for use in transparent armor systems. Applications include armor systems for ground vehicles and aircraft as well as personal...
7871948 Lithium silicate glass ceramic  
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...
7867931 Lithium silicate glass ceramic  
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...
7867930 Lithium silicate glass ceramic  
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...
7832233 Method of making staged burnout enamels for second surface firing of multilayer glass structures  
The present invention provides a method of making a decorated multilayer glass structure using a single firing step that includes that use of a crystallizing glass enamel composition that contains...
7816291 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...
7790656 Proppants and anti-flowback additives made from sillimanite minerals, methods of manufacture, and methods of use  
Spherical and rod-shaped proppants and anti-flowback agents made from sillimanite minerals possess high strength and high conductivity. The sillimanite minerals may be selected from the group...
7732026 Silicon carbide ceramic components having oxide layer  
A ceramic component is provided, including a ceramic body containing silicon carbide, and an oxide layer provided on the ceramic body, the oxide layer being formed by oxidizing the ceramic body in...
7704903 Antimicrobial phosphate glass with adapted refractive index  
The invention provides an antimicrobial phosphate glass composition including, in weight percent based on oxide: greater than 45 to 90 of P2O5, 0 to 60 of B2O3, 0 to 40 of SiO2, 0 to 20 weight...
7674735 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...
7666505 Synthetic microspheres comprising aluminosilicate and methods of making same  
A synthetic microsphere having a low alkali metal oxide content and methods of forming the microsphere and its components are provided. The synthetic microsphere is substantially chemically inert...
7615284 Crystallized glass article having patterns and method of producing the same  
A crystalline glass with a characteristic of precipitating crystals from the surface of the crystalline glass to the interior thereof when it is being heated at a temperature higher than the...
7605110 Ceramic body, ceramic catalyst body and related manufacturing methods  
A ceramic body, a ceramic catalyst body, a ceramic catalyst body and related manufacturing methods are disclosed wherein a cordierite porous base material has a surface, formed with acicular...
7591961 Translucent piezoelectric glass ceramic  
A translucent piezoelectric glass ceramic is disclosed. The glass ceramic is prepared from a precursor glass by a ceraming process, using a temperature gradient to effect the precipitation of...
7589038 Inorganic composition  
The present invention provides an inorganic composition for use in information recording medium disc substrate and such, having an excellent surface property capable of sufficiently corresponding...
7465687 Tough cordierite glass-ceramics  
An internally nucleated, toughened cordierite glass-ceramic is disclosed. The cordierite glass-ceramic has good oxidation resistance and fracture toughness and coefficient of thermal expansion...
7452836 Lithium silicate glass ceramic  
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...
7410921 High thermal expansion cyclosilicate glass-ceramics  
The invention is directed to highly crystalline, frit-sintered glass-ceramic compositions having a coefficient of thermal expansion in the range of 85-115×10−7° C. The primary crystal phases of the...
7387838 Low loss glass-ceramic materials, method of making same and electronic packages including same  
A glass-ceramic is provided having a thermal expansion coefficient in a range of 3-6 ppm/° C., a dielectric constant that is less than 5 and a Quality factor Q of at least 400. The glass-ceramic ...
7368408 Glass-ceramic composition, glass-ceramic sintered body, and monolithic ceramic electronic component  
A glass-ceramic composition contains first ceramic particles principally containing forsterite; second ceramic particles principally containing at least one selected from the group consisting of...
7365036 Crystallized glass spacer for field emission display and method its production  
Provided is a crystallized glass spacer for a field emission display resistant to charging with application of an electric field and resistant to chipping or cracking thanks to high fracture...
7351674 Insulating ceramic composition, insulating ceramic sintered body, and mulitlayer ceramic electronic component  
An insulating ceramic composition forming insulating ceramic layers (3) stacked in a multilayer ceramic substrate (2) used in a monolithic ceramic electronic component, such as a multilayer ceramic...
7316740 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...
7306845 Optical materials and optical devices  
Nanoscale particles, particle coatings/particle arrays and corresponding consolidated materials are described based on an ability to vary the composition involving a wide range of metal and/or...
7297645 Opalescent glass-ceramic product  
An opalescent glass-ceramic product, especially for use as a dental material or as an additive to or component of dental material, including SiO2, Al2O3, P2O5, Na2O, K2O, CaO and Me(IV))O2. In...
7214635 CaO-MgO-SiO2-based bioactive glass and sintered calcium phosphate glass using same  
A bioactive glass having a composition substantially comprising 20 to 40 mol % of CaO, 40 to 60 mol % of SiO2, and 10 to 20 mol % of MgO is high in bioactivity and mechanical strength, and a...
7189668 Barium lanthanum silicate glass-ceramics  
This invention relates to glass-ceramic materials in the BaO—La2O3—SiO2 system, which are suitable for processing via a powder route, and which, after heat-treatment have a combination of high the...
7189670 Dielectric ceramic and multilayer ceramic substrate  
A dielectric ceramic obtained by firing a raw material comprising an alumina powder, a crystallizable glass powder mainly containing SiO2, CaO and MgO, and a noncrystallizable glass powder mainly...
7176154 Ceramic composition and ceramic wiring board  
To provide a ceramic composition and a ceramic wiring board that can be formed by the firing at a low temperature of 1,000° C. or less, has high strength and is advantageous when electronic ...
7172649 Leucite glass ceramic doped with nanoscale metal oxide powder, method for producing the same, and dental materials and dental products formed therefrom  
The disclosure relates to a leucite glass ceramic doped with nanoscale metal oxide, to a doped leucite glass ceramic powder suitable for its production, to a method for producing the doped leucite...
7169725 Ceramic products, raw batch formulations, and method  
The invention provides a method to transform large quantities of waste glass into useful ceramic products by a low-cost manufacturing process. The method improves green strength compared to...
7166548 Apatite glass ceramic based on siliceous oxyapatites  
Apatite glass ceramic which contains at least one glass phase and at least one apatite phase and is characterized in that at least one of the apatite phases is a phosphate- and fluorine-free...
7144833 Dielectric ceramic composition and laminated ceramic device using the same  
A dielectric ceramic composition containing crystalline glass, amorphous glass and a ceramic filler, characterized in that a softening point of said crystalline glass is higher than a softening...
7141520 Antimicrobial alkali-silicate glass ceramic and the use thereof  
The invention relates to a glass ceramic, wherein the initial glass comprises 30–65 percent (by weight) SiO2; 5–30 percent (by weight) Na2O; 5–30 percent (by weight) CaO, and 0-15 percent (by weigh...
7015161 Substrate for information recording medium and magnetic recording medium composed of crystallized glass  
Provided is a substrate for information recording medium composed of such a crystallized glass as having high Young's modulus, strength and heat resistance, being excellent in surface smoothness,...
7015160 Glass ceramic dielectric material suitable for production of a microwave circuit component  
Glass powder for a dielectric material has a nature that, when fired, diopside (CaMgSi2O6) and at least one of titanite (CaTi(SiO4)O) and titania (TiO2) are precipitated. Preferably, the glass...
6924245 Glass ceramic composition, glass ceramic sintered material and ceramic multilayer substrate  
A glass ceramic composition which can be fired at a low temperature and which has a high dielectric constant, a relatively small thermal expansion coefficient and a small temperature coefficient of...
6914023 Substrate for flat panel display and thin film electroluminecence element  
The object of the present invention is to provide a flat-panel-display substrate which is high in heat resistance, of which the coefficient of thermal expansion is approximated to that of a thick...
Matches 1 - 50 out of 295 1 2 3 4 5 6 >