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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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7611645 |
Thick film conductor compositions and the use thereof in LTCC circuits and devices
The present invention is directed to a thick film composition for use in low temperature co-fired ceramic circuits comprising, based on weight percent total thick film composition: (a) 30-98 weight...
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7585798 |
Lead-free glass material for use in sealing and, sealed article and method for sealing using the same
A lead-free glass material for use in sealing, which has a glass composition being free of lead and exhibits high performance in the range of choices for the material to be sealed, the sealing...
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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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7521387 |
Alkali-free composite sealant materials for solid oxide fuel cells
A sealant composition for use in sealing solid oxide fuel cells is provided which comprises a glass component which comprises a mixture of alkali-free inorganic oxides, and an optional filler...
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7494604 |
Curable thick film paste 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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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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7452607 |
Glass for covering electrode
Provided is a nonlead glass for covering an electrode, which comprises, in mol %, B 2 O 3 15-65%, SiO 2 2-38%, MgO 2-30%, MgO+CaO+SrO+BaO 5-45%, Li 2 O 1-15%, Li 2 O+Na 2 O+K 2 O 2-25% and...
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7439201 |
Lead-free frits for plasma displays and other glass devices utilizing glass sealing materials
The invention is directed to lead-free glass frit compositions that can be used as sealing frits, the compositions being a blend of: (1) at least one of two glass families which are SnO—ZnO—P 2...
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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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7407902 |
Bismuth glass composition, and magnetic head and plasma display panel including the same as sealing member
A Bismuth glass composition including 0.5 to 14 wt % of SiO 2 , 3 to 15 wt % of B 2 O 3 , 4 to 22 wt % of ZnO, 55 to 90 wt % of Bi 2 O 3 and 4 wt % or less of Al 2 O 3 , and further including 5 wt...
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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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7300487 |
Sealing material, method for sealing honeycomb structure and sealed honeycomb structure
There is disclosed a sealing material for sealing a ceramic structure, the sealing material containing a ceramic component, an ordinary-temperature liquid component, and a suspending agent. In a...
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7291573 |
Low melting glass, sealing composition and sealing paste
A low melting glass, which contains substantially no lead and contains 70-90% of Bi 2 O 3 , 1-20% of ZnO, 2-12% of B 2 O 3 , 0.1-5% of Al 2 O 3 , 0.1-5% of CeO 2 , 0-5% of CuO, 0-0.2% of Fe 2 O 3 ...
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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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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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7208430 |
Glass composition for covering electrodes and glass paste containing the same
A glass composition for covering electrodes of the present invention contains: 0 to 15 wt % SiO 2 ; 10 to 50 wt % B 2 O 3 ; 15 to 50 wt % ZnO; 0 to 10 wt % Al 2 O 3 ; 2 to 40 wt % Bi 2 O 3 ; 0 to 5...
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7189668 |
Barium lanthanum silicate glass-ceramics
This invention relates to glass-ceramic materials in the BaO—La 2 O 3 —SiO 2 system, which are suitable for processing via a powder route, and which, after heat-treatment have a combination of...
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6966998 |
Security printing
A method of providing covert security features for documents such as vouchers, packaged goods and banknotes in which the document is provided with a dopant. The dopant consisting of a material...
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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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6828263 |
High temperature sealing material
Glass composition for use as sealing material in fuel cells, comprising a glass matrix with main components consisting of SiO 2 , Al 2 O 3 , and one or more compounds from group I metal oxides...
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6825140 |
Glass paste
A glass paste comprising an inorganic powder, wherein the powder has a refractive index of 2.0 or more, a reflective index at wavelengths of light of 400 nm, 550 nm and 700 nm in a light reflection...
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6818314 |
Chemical resistant glass fusing composition and process for metal motor vehicle and building industry articles
A chemical, thermal, and electrical corrosion resistant dry mix for use in fusing glass to metal motor vehicle and building industry articles. A chemical, thermal, and electrical corrosion...
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6815071 |
Glass frit bond line
A lead-containing glass material of the type suitable for use in a wafer bonding process, wherein the moisture resistance of the glass material is increased by the presence of a lead phosphate...
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6777358 |
Sealing glass composition
A glass composition for a seal consists essentially of 70-75 wt % of PbO, 3-7 wt % of PbF 2 , 5-8 wt % of Bi 2 O 3 , 5-7 wt % of B 2 0 3 , 2-5 wt % of ZnO, 1-3 wt % of Fe 2 O 3 , 0-2 wt % of CuO,...
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6758894 |
Strontium iron manganese black pigment
A black pigment substantially free of objectionable transition metal materials is disclosed. This pigment is particularly useful for coloring glass since the absence of the transition metal gives...
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6737373 |
Barrier ribs material for a plasma display panel
In a PDP barrier ribs material comprising glass powder and silica-based filler powder, the silica-based filler powder comprises fused silica powder and α-quartz powder. At least a part of the...
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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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6583079 |
CRT frit capable of sealing a CRT bulb at a relatively low temperature and in a short time
A CRT frit for use in sealing a panel and a funnel of a CRT bulb comprises non-crystallizing glass powder and refractory filler powder. The non-crystallizing glass powder consists essentially of,...
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6532769 |
Glass-ceramic joint and method of joining
The present invention is a glass-ceramic material and method of making useful for joining a solid ceramic component and at least one other solid component. The material is a blend of M1-M2-M3,...
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6514891 |
Thick dielectric composition for solid state display
The present invention related to a dielectric composition of a solid state display. The dielectric composition can be P 2 O 5 —ZnO-BaO glass, SiO 2 —ZnO-Ba 2 O 3 glass of PbO—ZnO—B 2 O 3 ...
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6498116 |
Coating and filler materials for use in localized thermal processing of glazed ceramics
Coating and filler materials for localized thermal processing of glazed ceramics and other brittle and low thermal conductivity materials. The coating materials include oxide compositions that...
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6485557 |
Manganese vanadium oxide pigments
Manganese vanadium oxides are used as pigments. The mnanganese vanadium oxide pigments are of the formula Mn 2 V 2 O 7 . The, pigments are useful as colorants, and also possess improved reflectance...
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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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6432851 |
Durable Sb-stabilized Mo&plus W phosphate glasses
A durable low T g Sb-stabilized Mo+W phosphate based glass composition exhibiting superior resistance to attack by boiling water, humidity and acids resulting from the addition of Sb to Mo+W...
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6430966 |
Glass-ceramic material and method of making
The present invention is a glass-ceramic material and method of making useful for joining at least two solid ceramic parts. The seal is a blend of M A O—M B O y —SiO 2 that substantially...
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6403506 |
Glass powder and use thereof
The invention relates to a glass powder, where at least one oxidizing agent or one reducing agent is added to the glass powder. The glass powder is preferably used as dental glass powder.
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6402156 |
Glass-ceramic seals for ceramic membrane chemical reactor application
Glass-ceramic sealants for ceramic membrane reactors, ceramic membrane sealed to holders or substrates and methods of making seals between two ceramic materials or between a ceramic and a metal or...
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6391809 |
Copper alumino-silicate glasses
The present invention is directed at a copper aluminosilicate glass, having coefficients of thermal expansion (CTEs) of between 20-82×10−7/° C. (over a range of 25-500° C.) and a softening...
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6362119 |
Barium borosilicate glass and glass ceramic composition
A barium borosilicate glass which consists essentially of, as represented by mass% based on the following oxides: B 2 O 3 5 to 35%, SiO 2 0.5 to 30%, BaO 25 to 75%, Al 2 O 3 0.5 to 13%, SnO 2 0 to...
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6355586 |
Low melting point glass and glass ceramic composition
A low melting point glass consisting essentially of, as represented by mol % based on the following oxides: Mol % SnO 2 to 37.5, ZnO 5 to 73, P 2 O 5 16 to 50, Li 2 O 0 to 9, Na 2 O 0...
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6348426 |
Electrically conductive composition, ceramic electronic component, and method for producing the component
An electrically conductive composition for forming an electrically conductive film through firing. The composition includes metal powder and glass frit as solid components. The glass frit contains...
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6344424 |
Low melting point glass, insulating package, and sealing member
An insulating package is provided with an insulating base having a bottom plate and frame body, electrodes led from the inside to the outside of the insulating base, and a metal cap to seal the...
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6309989 |
Tin-borophosphate glass and sealing material
A tin-borophosphate glass of the present invention has main components of SnO, B 2 O 3 , and P 2 O 5 , consists essentially of, by mole % representation, 30-70% SnO, 5-30% B 2 O 3 , and 24-45%...
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6306783 |
Tin borophosphate glass comprising SnO, B2O3, and P2O5 as main components and sealing material using the glass
A tin borophosphate glass for use in sealing materials includes, by mole, 30 to 80% of SnO, 5 to 60% of B 2 O 3 , and 5 to 24% of P 2 O 5 as main components. The glass is free of lead but is of...
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6291092 |
Sealing frits
These sealing glass frits are a class of frits that seal in the intermediate temperature range of 600°-800° C. The frits are based on high strain point/high CTE alkali-zinc-silicate glass...
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