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7615506 |
Durable tungsten-doped tin-fluorophosphate glasses
Tungsten-doped tin-fluorophosphate glasses are described herein which exhibit excellent humidity resistance, thermal resistance, and have a low glass transition temperature which makes them...
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7611774 |
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...
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7605098 |
Low alkali, non-crystalline, vitreous silica fillers
A substantially white powder for use as a filler and/or extender derived from by-products of manufacturing vitreous low alkali, low iron glass fibers, and a method for producing the powder. The...
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7569505 |
Method for producing an electronic component passivated by lead free glass
The invention relates to a method for the production of glass-coated electric components, wherein the components are, inter alia, passivated by the application of the glass. The lead-free glass...
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7560401 |
Frits and obscuration enamels for automotive applications
Frits, obscuration enamel compositions including frits and automotive windshields having obscuration enamel compositions applied thereto are described. According to one or more embodiments, the...
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7559818 |
Method of manufacturing a colorant-added upper dielectric layer for a PDP display
A front substrate for a plasma display panel (PDP) and an associated fabrication method are provided. An upper dielectric layer of the front substrate includes a colorant, which causes the...
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7528084 |
Durable functional glass enamel coating for automotive applications
The present invention provides glass compositions and glass coatings that are lead-free and cadmium-free for use on glass substrates, particularly in automotive applications. The compositions of...
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7507682 |
Method of manufacturing ceramic paste and ceramic multi-layer wiring substrate utilizing the same
In manufacturing a ceramic multi-layer wiring substrate which is formed by stacking a plurality of ceramic layers and which includes an internal wiring, a ceramic paste is printed using a screen...
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7470640 |
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...
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7438829 |
Thick film getter paste compositions for use in moisture control
The invention is directed to a screen-printable getter composition comprising: (a) glass frit; dispersed in (b) organic medium. The invention is further directed to a screen-printable thick film...
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7425518 |
Lead-free glass material for use in sealing and, sealed article and method for sealing using the same
Provided with a glass composition including a network-former oxide composed of any one of or both of B 2 O 3 and V 2 O 5 of 20-80% by weight, ZnO of 0-60% by weight and BaO of 0-80% by weight,...
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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...
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7371335 |
Curable thick film compositions for use in moisture control
The invention is directed to a thick film getter composition comprising: (a) desiccant material; dispersed in (b) organic medium comprising (1) curable organic polymeric binder; (2) monomer; and...
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7341964 |
Durable glass and glass enamel composition for glass coatings
The present invention provides glass compositions and glass coating systems for use on glass substrates in several industrial applications. It relates to a lead-free and cadmium-free glass enamel...
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7268093 |
Glaze composition and antifouling ceramic ware
A glaze composition can be used to provide a glaze layer having excellent antifouling performance and visual beauty. The glaze composition contains a glaze forming material, which has a composition...
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7267713 |
Conductive paste and glass circuit structure
Provided is a conductive paste capable of adjusting resistivity and forming a conductor film having high strength of bonding with a glass substrate and high mounting strength of a metal terminal....
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7262143 |
Semiconductive glaze product, method for producing the glaze product, and insulator coated with the glaze product
A semiconductive glaze product is provided, which exhibits low thermal expansion coefficient without adversely affecting other glaze characteristics, and which, when applied to an insulator,...
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7214441 |
Low alkali sealing frits, and seals and devices utilizing such frits
A solid oxide fuel cell device incorporates a sealing material resistant to hydrogen gas permeation at a sealing temperature in the intermediate temperature range of 600° C.–900° C., the seal...
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7189470 |
Sealing materials and devices utilizing such materials
A solid oxide fuel cell device incorporates a sealing material resistant to hydrogen gas permeation at a sealing temperature in the intermediate temperature range of 600° C.–800° C., the seal...
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7160823 |
Low dielectric constant low temperature fired ceramics
Low dielectric constant dielectric ceramics for a borosilicate-based low temperature fired multi-layer substrate is disclosed which can be fired at a wide temperature range of above and below 900°...
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7138347 |
Thick-film conductor paste for automotive glass
A thick-film composition comprising:
(a) conductive metal; (b) crystallized glass; (c) amorphous glass; and (d) organic medium.
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7037868 |
Transparent tile glaze
The present invention provides zinc-free glass frits that can be used to formulate glaze compositions that develop glossy surfaces when fired on ceramic products such as floor tile and wall tile....
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6946414 |
Glass-ceramics, process for the their preparation and use
Glass-ceramic consisting of: SiO 2 : −30-70 wt %; A1 2 O 3 : 8-45 wt %; M 2 O:8-30 wt %; MO: 0-30 wt %; B 2 O 3 : 0-15 wt %; P 2 O 5 : 0-15 wt %; Zr 2 O: 0-12 wt %; TiO 2 : 0-12 wt %, wherein M...
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6936556 |
Durable glass enamel composition
The present invention provides partially crystallizing lead-free and cadmium-free glass enamel composition that fuse at low temperatures. Glass enamel compositions according to the present...
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6924246 |
Lead-free glass compositions for decorating ceramic materials
A new lead-free glass flux suitable for the decoration of ceramic materials comprises SiO 2 , Al 2 O 3 , B 2 O 3 and Li 2 O as essential components. The lead-free glass flux is a glass mixture in...
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6911408 |
Lead-free enamel composition, the corresponding enamels and glass-ceramic articles, a new lead-free mineral glass
Objects of the present invention are:
a lead-free enamel composition comprising finely divided glass particles, finely divided pigment particles and an organic binder, characterised in that...
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6881690 |
Compositions for the decoration of ceramic materials
New decorating materials suitable for the decoration of ceramic materials comprise a lead-free glass flux and at least one pigment. The glass flux comprises two lead-free glass compositions. One of...
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6878651 |
Glass compositions for ceramic electrolyte electrochemical conversion devices
A glass composition consisting essentially by mol percent of about 55<SiO 2 <75 5<BaO<30 and 2 <MgO<22 for use as a matrix of composite materials. A method of making a glass...
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6844278 |
Dense lead-free glass ceramic for electronic devices
A dense lead-free glass ceramic that has low dielectric constant and low dielectric loss for producing high-frequency ceramic devices, such as inductors and low temperature co-fired ceramics...
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6835680 |
Ceramic color composition and ceramic color paste
A ceramic color composition comprising, as represented by mass percentage, from 60 to 85% of a low melting point glass powder, from 15 to 40% of a heat-resistant pigment powder, from 0 to 15% of...
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6831027 |
Porcelain enamel having metallic appearance
The present invention provides a composition for use in forming a porcelain enamel coating having a metallic appearance. The composition according to the invention preferably includes a low shear...
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6821628 |
Glass-ceramic cooking panel that makes deposited material, such as dirt, less conspicuous
The cooking panel is made from an opaque glass-ceramic material uniformly colored throughout and having keatite mixed crystals as the predominant crystalline phase. The cooking panel is made by...
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6815385 |
Tungsten sealing glass for use in a fluorescent lamp
A tungsten sealing glass for use in a fluorescent lamp, said glass having a composition of, by mass percent, 65-76% SiO 2 , 10-25% B 2 O 3 , 2-6% Al 2 O 3 , 0.5-5.8% MgO+CaO+SrO+BaO+ZnO, 3-8% Li 2...
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6809049 |
Glass compositions and glass forming materials comprising said compositions
The present invention provides glass compositions that can be used instead of known glass compositions containing a large amount of PbO in applications such as coating ceramic substrates, e.g.,...
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6797048 |
Method for preparing glass-ceramic
The present invention provides a method for preparing a glass-ceramic containing leucite crystals, comprising the steps of: mixing (1) a glassy material comprising 53 to 65 wt. % of SiO 2 , 13 to...
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6752677 |
Method for producing spark plug
A method for producing a spark plug, the spark plug comprising a center electrode, a metal shell and an alumina ceramic insulator disposed between the center electrode and the metal shell, wherein...
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6737375 |
Phosphate sealing frits with improved H2O durability
Glass frit compositions, calculated in mole percent on an oxide basis, consisting essentially of 24.5 to 29.0% P 2 O 5 ; 1.0 to 5.0% B 2 O 3 ; 1.0 to 2.0% Al 2 O 3 ; and sufficient amounts of SnO...
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6734615 |
Color cathode ray tube and glass frit for color cathode ray tubes
The present invention relates to a color cathode ray tube and a glass frit to be used for it, and provides a color cathode ray tube which uses a glass frit containing as a crystallizing filler, an...
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6706654 |
Pressable glass ceramic, method for the fabrication thereof, and method for the fabrication of a dental restoration using such glass ceramic
A pressable glass ceramic which contains lithium silicate glass and leucite is disclosed. Also, disclosed is the combination of leucite and a lithium silicate glass to stably increase the...
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6699808 |
High-solids SiO2 dispersions, process for producing them, and their use
Extremely high solids content silica dispersions are useful for forming green bodies of near net shape as compared to the shape of the bodies after sintering. The green bodies are particularly...
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6699807 |
Glass ceramic material, method for producing the same and spark plug containing such a glass ceramic material
A glass ceramic, for use as a resistor or a gas-tight glass ceramic solder for use in a spark plug, includes a fused seal of a starting glass fused from a starting mixture containing SiO 2 , Al 2 O...
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6693053 |
Glass and glass powder mixture and use thereof for the production of a glass ceramic
A glass or glass powder is fused from a starting mixture containing approximately 38 wt % to 48 wt % SO 2 , 15 wt % to 19 wt % Al 2 O 3 , 4.5 wt % to 11 wt % TiO 2 , 0 wt % to 1.5 wt % Na 2 O, 0 wt...
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6624104 |
High durability low temperature lead-free glass and enamel compositions with low boron content
Low temperature melting lead-free glass and enamel compositions are provided which have low boron content and possess high durability properties. Enamel pastes containing frits of the glass...
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6602946 |
Photosensitive insulating paste and thick film multi-layer circuit substrate
A photosensitive insulating paste contains a borosilicate glass powder and a crystalline SiO 2 powder, wherein the powders are dispersed in a photosensitive organic vehicle and the paste contains...
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6551720 |
Materials to fabricate a high resolution plasma display back panel
Materials for making a plasma display having a transparent front panel spaced from a back panel which is a metal core having layers of a dielectric material extending over and bonded to the core....
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6534427 |
Night glow glaze for ceramics
A lead-free glow in the dark glaze is provided for ceramic bisques. It includes Frit, Lithium Carbonate, Borax, carboxmethylceullulose and a phosphorus pigment. In some applications, Bentonite...
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6525300 |
Cooking surface for cooking food having a glass ceramic surface with a glass coating thereon
The invention relates to lead- and cadmium-free glass for glazing, enamelling and decorating glasses or glass-ceramics which have a low coefficient of thermal expansion of less than 2×10 −6 /K,...
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6511931 |
Easy-to-clean matte acid resistant ground coat
The present invention provides a ground coat composition for use in forming an enamel layer on sheet steel that exhibits good spot acid resistance, a satin finish, good bond, and is easy-to-clean....
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6492289 |
Lead-free glaze and spark plug
A lead-free glaze that can be fired at a low temperature, a spark plug for which it is used, and a spark plug production method are provided. The lead-free glaze is for coating onto ceramic...
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6475938 |
Method of forming a glass ceramic material
The present invention relates to glass ceramic material and its use as means for joining different types of material and as support. Said glass ceramic material comprising, on a weight percent...
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