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Compositions: Ceramic > Ceramic Compositions > Glass Compositions, Compositions Containing Glass Other Than Those Wherein Glass Is A Bonding Agent, Or Glass Batch Forming Compositions > Silica Containing > 40 Percent - 90 Percent By Weight Silica > And Boron > And Aluminum And AluminumAnd Aluminum patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.12/28/06 - 20060293162 - Fining of boroalumino silicate glasses Glasses are disclosed which can be used to produce substrates for flat panel display devices, e.g., active matrix liquid crystal displays (AMLCDs). The glasses have MgO concentrations in the range from 1.0 mole percent to 3.0 mole percent and Σ[RO]/[Al2O3] ratios greater than or equal to 1.00, where [Al2O3] is ... 09/14/06 - 20060205584 - Glass substrate for information recording medium and magnetic information recording medium to which the glass substrate is applied Disclosed are a glass substrate for an information recording medium, having excellent scratch resistance and a light weight and having high fracture toughness, the glass substrate having a fragility index value, measured in water, of 12 μm−1/2 or less or having a fragility index value, measured in an atmosphere having ... 09/14/06 - 20060205583 - Solarization stable borosilicate glass and uses thereof The invention relates to a borosilicate glass consisting of 0.01 0.05 wt. % Fe2O3 and 0.05 0.8 wt. % TiO2, which is highly resistant to solarization and which is especially suitable for use as backlight bulbs. ... 07/20/06 - 20060160691 - Alkali-free glass The invention relates to an alkali-free glass which comprises SiO2 in an amount of from 40 to 70% by weight; Al2O3 in an amount of from 6 to 25% by weight; B2O3 in an amount of from 5 to 20% by weight; MgO in an amount of from 0 to ... 04/20/06 - 20060084562 - Colored glass for lighting, colored glass bulb and method for producing thereof The present invention provides colored glass containing no hazardous substances, such as CdS, CdSe and PbCrO4, and used for lamps and covers for lighting, a colored glass bulb with yellow to orange color produced by using said colored glass, and a method for producing said colored glass and said colored ... 10/27/05 - 20050239627 - Glass for multilayer film filter and method for manufacturing the glass Glass can have a high thermal expansion coefficient when it is made up of SiO2, B2O3, Na2O, K2O, MgO and Al2O3; contains a partial crystal; and has a mean linear expansion coefficient not lower than of 125×10−7K−1 in a temperature range of 50° C. to 150° C. Using this glass ... 10/20/05 - 20050233890 - Optical glass and optical element Optical glass which is suitable for press molding does not substantially contain a compound of lead or arsenic, and has intermediate refractive index, low dispersion properties, low Tg and small gravity. Concretely, the optical glass includes the glass components of SiO2: 20 to 45%, B2O3: 15 to 40%, Al2O3: 4 ... 10/20/05 - 20050233889 - Glass capable of being machined by laser where 5≦TiO2≦20 mol %. The present invention can provide a glass for laser processing that has a low laser processing threshold value as well as a low thermal expansion coefficient. ... // - 5≦Li2O+Na2O+K2O+Rb2O+Cs2O+MgO+CaO+SrO+BaO≦20 mol %, - ... // - 5≦Al2O3+TiO2≦20 mol %; and - ... // - 60≦SiO2+B2O3≦79 mol %; - ... 08/18/05 - 20050181925 - Method of making a glass-metal joint, glass-metal joint made thereby and method of making a solar energy tube collector with said joint The method of making a vacuum tube collector or X-ray tube, which includes a matching glass-metal joint, includes providing a glass tube (1) made of a glass with a composition, in percent by weight on the basis of oxide content, consisting of B2O3, 8-11.5; Al2O3, 5-9; Na2O, 5-9; K2O, 0-5; ... ### FreshPatents.com Support |