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7618908 Visible light optical polarizer made from stretched H2-treated glass  
The invention is directed to a method for preparing visible light optical polarizers using a non-halide silver salt and any glass composition that the non-halide silver salts is soluble, provided...
7612002 Glass fibre for the reinforcement of organic and/or inorganic materials, method for production of said glass fibres and corresponding composition  
Glass reinforcement strand, the composition of which comprises the following constituents, within the limits defined below, expressed as percentages by weight: SiO 2 50 to 60%, preferably SiO 2 ...
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...
7605100 Lead and arsenic free optical hard crown glasses  
The present invention relates to lead and arsenic free optical hard crown glasses with a low transformation temperature (Tg≦520° C.), characterized by their optical range with a refractive index...
7596968 Borosilicate glass compositions and uses thereof  
Glass, glass compositions, methods of preparing the glass compositions, microfluidic devices that include the glass composition, and methods of fabricating microfluidic devices that include the...
7582581 Alkali-free glass  
A subject for the invention is to provide an alkali-free glass which is capable of reducing or totally eliminating As 2 O 3 and which has fewer bubble inclusion than that in the prior technology. ...
7576021 Mother glass composition for graded index lens, graded index lens, manufacturing method of graded index lens, optical product and optical instrument using the same  
A mother glass composition for graded index lenses, comprising the following glass components in mol %: 40≦SiO 2 ≦65, 1≦TiO 2 ≦10, 0≦MgO≦22, 2≦Li 2 O≦18, 2≦Na 2 O ≦20, 6≦Li 2...
7572746 Optical glass  
An optical glass having optical constants of refractive index (nd) within a range from 1.49 to 1.54 and Abbe number (ν d) within a range from 55 to 65 comprises, in mass %, SiO 2 >65-75% R 2...
7566673 Glass substrate for an information recording medium and information recording medium employing it  
A chemically strengthened glass substrate for use as the substrate of an information recording medium such as a magnetic disk, magneto-optical disk, DVD, or MD, wherein a strengthened formed by...
7517822 UV-blocking borosilicate glass, the use of the same, and a fluorescent lamp  
The invention relates to a borosilicate glass having the following composition (in wt. % based on oxide content): between 55 and 80 of SiO 2 ; between 8 and 25 of B 2 O 3 ; between 0.5 and 10 of Al...
7515802 Glass fibre with at least two glass layers  
The glass fiber for an optical amplifier has a matrix glass core, a first glass cladding, and a second glass cladding. The matrix glass core has a composition, in mol %, of Bi 2 O 3 , 30-60; SiO 2...
7491668 UV-radiation absorbing glass with high chemical resistance, especially for a fluorescent lamp, and methods of making and using same  
The chemically resistant borosilicate glass has the following composition (in % by weight): SiO 2 , 67-74; B 2 O 3 , 5-10; Al 2 O 3 , 3-10; Li 2 O, 0-4; Na 2 O, 0-10; K 2 O, 0-10; MgO, 0-2; CaO,...
7490486 Method for producing borosilicate glasses  
The process of producing a refined borosilicate glass includes preparing a glass batch with a composition in wt. % on the basis of oxide content of SiO 2, 65-82; Al 2 O 3 , 2-8; B 2 O 3 , 5-13;...
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...
7396788 Glass composition and glass substrate  
A glass substrate for use as the substrate of an information recording medium such as a magnetic disk, magneto-optical disk, DVD, or MD or of an optical communication device, and a glass...
7390761 Alkaline-earth aluminosilicate glass and use thereof  
The invention relates to an alkaline-earth aluminosilicate glass with the following composition (in wt. %, based on oxide content): SiO 2 >58-62; B 2 O 3 0 5.5; Al 2 O 3 13.5 17.5; MgO 0-7;...
7381258 Opaque dental ceramic—method of production and use therof  
The invention relates to an opaque dental ceramic for burning on a rack or implant of dental restoration at least comprising SiO 2 , Al 2 O 3 , B 2 O 3 , Na 2 O, K 2 O as well as TiO 2 . To cover...
7375043 UV-radiation absorbing glass with reduced absorption of visible light and methods of making and using same  
The method for making UV-absorbing glass, which transmits in a visible range, includes melting raw materials to form a melt and producing the melt under oxidative conditions. The UV-absorbing glass...
7365037 Quartz glass having excellent resistance against plasma corrosion and method for producing the same  
As a jig material to use under plasma reaction for producing semiconductors the present invention provides a quartz glass having resistance against plasma corrosion, particularly corrosion...
7358205 Alkali-free glass substrate  
An alkali-free glass substrate containing, by mass percent, 50-70% of SiO 2 , 10-25% of Al 2 O 3 , 5-20% of B 2 O 3 , 0-10% of MgO, 0-15% of CaO, 0-10% of BaO, 0-10% of SrO and 0-5% of ZnO, also...
7341967 Glass for press molding  
The present invention provides a novel glass material that allows the production of a glass product having both excellent chemical durability and high precision by a press molding method....
7341966 Borosilicate glass compositions and uses thereof  
Glass, glass compositions, methods of preparing the glass compositions, microfluidic devices that include the glass composition, and methods of fabricating microfluidic devices that include the...
7341965 Bismuth oxide glasses containing germanium oxide  
The invention relates to bismuth oxide glass, containing germanium oxide, a method for the production thereof, the use thereof and a glass fiber consisting of said inventive glass.
7326666 Glass for forming barrier ribs, and plasma display panel  
Glass for forming barrier ribs for e.g. a plasma display panel, which consists, as represented by mol % based on the following oxides, essentially of from 24 to 50% of SiO 2 , from 13 to 23% of B 2...
7323427 Boron aluminosilicate glass  
A short optical glass is disclosed which is particularly suited for the applications imaging, projection, telecommunication, optical information technology and/or laser technology, also...
7247987 Rear plate for plasma display panel  
Disclosed is a rear plate of a plasma display panel. In the rear plate, a dielectric layer or a barrier wall layer is formed by forming slurry in a tape of a green tape and then attaching the green...
7217673 Solarization stable borosilicate glass and uses thereof  
The borosilicate glass of the invention is highly resistant to solarization, because it is free of CeO 2 . Also it contains 0.01 to 0.05 wt. % of Fe 2 O 3 and 0.05 to 0.8 wt. % of TiO 2 . This...
7211957 Alumino earth-alkali silicate glasses with high thermal capacity for light bulbs and use thereof  
An alumino earth-alkali silicate glass for lamp bulbs of tungsten halogen incandescent lamps has the following glass composition (% by weight) that reduces discoloration during operation of the...
7202188 Lead- and barium-free crystal glass  
A lead- and barium-free crystal glass having a refractive index of at least 1.55, with in % by weight, more than 50% and less than 60% SiO 2 , more than 0.6% and less than 4% B 2 O 3 , less than 3%...
7199066 Lamp reflector substrate, glass, glass-ceramic materials and process for making the same  
The present invention relates to glass, glass-ceramic materials, lamp reflectors and processes for making them. The glass material has a composition, by weight of the total composition, comprising...
7192898 Glass composition and glass substrate  
A glass substrate for use as the substrate of an information recording medium such as a magnetic disk, magneto-optical disk, DVD, or MD or of an optical communication device, and a glass...
7166549 Antimicrobial, anti-inflammatory, wound-healing and disinfecting glass and use thereof  
The invention relates to an antimicrobial, anti-inflammatory and disinfecting glass, whereby the glass comprises: 30–95 wt. % SiO 2 ,0–40 wt. % Na 2 O, 0–40 wt. % K 2 O, 0–40 wt. % Li 2 O,...
7157392 Alkali-free aluminoborosilicate glasses, and uses thereof  
An alkali-free aluminoborosilicate glass having a coefficient of thermal expansion α 20/300 of between 2.8×10 −6 /K and 3.8×10 −6 /K, which has the following composition (in % by weight,...
7144834 Optical colored glass, its use, and an optical long-pass cutoff filter  
The invention concerns an optical colored glass with a composition (in percent by weight based on oxide) of SiO 2 30–75; K 2 O 5–35; B 2 O 3 >4–17; ZnO 5–37; F 0.01–10; CdO 0.1–1,...
7102242 Lead-free glass tubing, especially for encapsulating diodes and diodes encapsulated with same  
The lead-free glass tubing of the SiO 2 —B 2 O 3 —R 2 O—BaO—ZnO—TiO 2 system has a composition, in percent by weight on an oxide basis, consisting essentially of: SiO 2 , 34 to 52; B 2 O...
7087543 Optical glass, press-molding preform and optical element  
An optical glass having a refractive index (nd) of 1.57 to 1.67, an Abbe's number (νd) of 55 to 65 and a glass transition temperature (Tg) of 560° C. or lower and having a low-temperature...
7087541 Glass composition for display panels  
A glass composition suitable for manufacturing plasma displays and large-area displays using the fusion draw process is provided. The glass composition includes 59–66 mol % SiO 2 , 14.5–18.0...
7045475 High refractive index glass beads for high retroreflectivity surfaces  
Glass formulations, and a method of converting such glass formulations to glass beads having a refractive index of at least 1.59 and a high level of retroreflectivity, are provided. The methods and...
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....
6992031 Method for producing aluminosilicate glass  
The invention relates to a method for producing aluminosilicate glass that is devoid of alkali and that has a B 2 O 3 content of between 0 and <5 wt.-% and a BaO content in excess of 5.5 wt.-%....
6992030 Low-density glass for flat panel display substrates  
Disclosed is a glass material essentially free of BaO and alkali oxide particularly suitable for the glass substrate of LCDs. The glass material consists essentially, expressed in mole percent on...
6989633 Alkaline-earth aluminosilicate glass, containing CA and BA, suitable for use in lamp bulbs, and a lamp bulb containing same  
An alkaline-earth aluminosilicate glass having a composition (in % by weight, based on oxide) of SiO 2 >55-64; Al 2 O 3 13-18; B 2 O 3 0-5.5; M 5 O 0-7; CaO 5.5-14; SrO 0-8; BaO 6-17; ZrO 2 ...
6949485 Glass for substrate and glass substrate  
A glass for substrate, which consists, as represented by mass percentage, essentially of: SiO 2 40 to 59%, Al 2 O 3  5 to 20%, B 2 O 3  0 to 8%, MgO  0 to 10%, CaO  0 to 12%, SrO  2 to...
6942934 Glass material for a substrate, glass substrate, and information recording medium employing the same  
A glass material for a substrate, or a glass substrate, consists essentially of the following glass ingredients: from 45 to 70 wt % of SiO 2 , from 1 to 10 wt % of Al 2 O 3 , from 0.5 to 8 wt % of...
6939819 Glass ceramic composition  
A glass ceramic composition which consists essentially of an inorganic material powder having a melting point or a glass transition point of at least 1,000° C. and a glass powder having a glass...
6933253 Alkali-free glass and method for producing the same  
An alkali-free glass applicable to a light transparent glass substrate in a liquid crystal display essentially consists, by weight, of basic elements of 40-70% SiO 2 , 6-25% Al 2 O 3 , 5-20% B 2 O...
6905989 Tunable dielectric compositions including low loss glass  
Tunable dielectric materials including an electronically tunable dielectric ceramic and a low loss glass additive are disclosed. The tunable dielectric may comprise a ferroelectric perskovite...
6881692 Alkali-free glass and glass plate for a display  
An alkali-free glass consists essentially of, in mass percent, 58-70% SiO 2 , 10-19% Al 2 O 3 , 6.5-15% B 2 O 3 , 0-2% MgO, 3-12% CaO, 0.1-5% BaO, 0-4% SrO, 0.1-6% BaO+SrO, 0-5% ZnO, 5-15%...
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...
6867158 Flat panel liquid-crystal display such as for a laptop computer  
Flat panel liquid-crystal displays, such as for laptop computers. The displays include twisted nematic displays, supertwisted nematic displays, active matrix liquid-crystal displays, thin film...
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