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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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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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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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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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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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7279238 |
Pressable glass-ceramics with textured microstructure
A pressable dental ceramic comprising a mixture of glass and glass-ceramic frits. A refractory filler is also combined with the frits. The dental ceramic contains an amount of leucite less than...
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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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7250178 |
Antimicrobial ceramic glaze
An antimicrobial ceramic glazing composition comprising zinc borate for imparting antimicrobial characteristics to numerous ceramic products. A method for producing the antimicrobial glazing...
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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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7090894 |
Bondcoat for the application of TBC's and wear coatings to oxide ceramic matrix
A bond coat composition is provided for applying to the surface of a ceramic composite component between the composite substrate and the thermal barrier coat. The composition includes an alumina...
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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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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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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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6896934 |
Hybrid coating compositions
The present invention provides a composition for use in forming an abrasion-resistant easy-to-clean coating on a substrate. The composition according to the invention includes a mixture of a...
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6831396 |
Spark plug with glaze and marking
The present application is to provide a spark plug where a marking layer 2 m under a glaze layer 2 d can form a color stably, even if the Pb amount is decreased in the glaze layer. The glaze...
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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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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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6774562 |
Enamel composition for dielectric layers, white pigments with improved wettability contained therein and plasma display panel containing the dielectric layer
The invention refers to an enamel composition for producing reflecting dielectric layers in plasma display panels, comprising as layer forming constituents 70 to 97% by wt. of a glass frit...
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6761760 |
Dental porcelains
Opaque porcelains for use with metal cores in the manufacture of PFM restorations. The porcelains exhibit a coefficient of thermal expansion (CTE) substantially equal to or slightly above the CTE...
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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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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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6733891 |
Roll having glass coating
Rolls include a core and a glass outer coating on the core. The glass can be electrically charged and discharged. The outer coatings have smooth finishes and controlled electrical properties. The...
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6635592 |
Tungsten seal glass for fluorescent lamp
A tungsten sealing glass for use in a fluorescent lamp has 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 O+Na 2 O+K 2 O,...
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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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6548162 |
Sanitary ware and process for producing the same
Sanitary wares having a controlled surface are disclosed which are less likely to be stained or soiled and/or possess excellent gloss. The first sanitary ware comprises a sanitary ware body and a...
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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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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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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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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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6475939 |
Porcelain enamel for aluminized steel
The present invention provides a composition for use in forming an adherent, brilliant white, chemically and mechanically resistant porcelain enamel coating on aluminized steel. The composition...
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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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6403507 |
Lead-free bismuth-containing silicate glasses and uses thereof
The lead-free bismuth-containing silicate glasses, which are particularly suitable for use as funnel glass or neck glass for cathode ray tubes and as soldering glass, have the following respective...
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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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6335298 |
Insulating glass paste and thick-film circuit component
Disclosed is an insulating glass paste capable of forming an over glaze layer having a low rate of occurrence of cracks and excellent reliability. The insulating glass paste is used for forming an...
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6207285 |
Partially crystallizing ceramic enamel composition containing bismuth silicate, and use thereof
A ceramic enamel composition consists of an oxide frit, a bismuth silicate seed material, a pigment, and a vehicle. A preferred bismuth silicate seed material is selected from crystalline Bi 12 ...
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6183871 |
Sealing glass paste for cathode ray tubes
A sealing glass paste which comprises at least one sealing glass frit powder and an aqueous binder which comprises an aqueous solution, dispersion or emulsion of a polymeric material and a water...
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6174608 |
Ceramic tile and glaze for use thereon
The present invention provides a ceramic tile and a glaze composition for use in forming the tile. The glaze composition comprises a glass component, an expansion modifier and a spodumene...
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6166481 |
Anti-carbon fouling spark plug
A spark plug (100) includes a ground electrode (125), a firing electrode (115), an insulator core (105) having an insulator core nose (120), and an outer shell (110) surrounding the insulator core...
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6165923 |
Coating composition for carbonization chamber of coke oven and application method
The present invention provides a coating layer of the coke oven having a high strength, high impact resistance and excellent smoothness to enable long term protection of the fire brick of the coke...
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6105394 |
Glass enamel for automotive applications
The present invention provides lead and cadmium free glass enamel compositions. In one embodiment of the invention, glass frits include from about 0.1 percent by weight to about 15 percent by...
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6100209 |
Glass frit
A glass frit is prepared by heating an initial glass frit in the presence of a reducing agent so as to reduce metal moiety in the glass structure of the frit and then cooling the reaction mixture....
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5985473 |
Low-temperature barium/lead-free glaze for alumina ceramics
A barium/lead-free ceramic glaze includes by weight: (i) between about 44 and 50% SiO 2 ; (ii) between about 7 and 13% Al 2 O 3 ; (iii) between about 22 and 26% B 2 O 3 ; (iv)...
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5976999 |
Unleaded transparent vitreous ceramic compositions
A composition which represents a new class of unleaded transparent vitreous ceramic which is described as an `Advanced or Combined Intermediate-Oxide Alkali Borosilicate. The composition comprises...
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5968858 |
Insulating paste and thick-film multi-layered printed circuit using the paste
An insulating paste comprises a glass component composed of SiO 2 , B 2 O 3 and K 2 O as xSiO 2 -yB 2 O 3 -zK 2 O, where x, y and z (% by weight) fall within the area surrounded by points A...
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5962353 |
High productivity ceramic glaze
A sanitary ceramic glaze with improved drying and leveling properties contains a thickening amount of a hydrophobically modified hydroxyethylcellulose with a M.S. of 1.5 to 4.5 and a weight percent...
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