Patent application number | Description | Published |
20090011915 | 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) an alkali-ZnO—P | 01-08-2009 |
20100095705 | METHOD FOR FORMING A DRY GLASS-BASED FRIT - A dry glass-based fit, and methods of making a dry glass fit are disclosed. In one embodiment a dry glass frit comprises vanadium, phosphorous and a metal halide. The halide may be, for example, fluorine or chlorine. In another embodiment, a method of producing a dry glass frit comprises calcining a batch material for the frit, then melting the batch material in an inert atmosphere, such as a nitrogen atmosphere. In still another embodiment, a method of producing a dry glass frit comprises calcining a batch material for the frit, then melting the batch material in an air atmosphere, such as a nitrogen atmosphere | 04-22-2010 |
20110091668 | ANTIMONY-FREE GLASS, ANTIMONY-FREE FRIT AND A GLASS PACKAGE THAT IS HERMETICALLY SEALED WITH THE FRIT - An antimony-free glass suitable for use in a frit for producing a hermetically sealed glass package is described. The hermetically sealed glass package, such as an OLED display device, is manufactured by providing a first glass substrate plate and a second glass substrate plate and depositing the antimony-free frit onto the first substrate plate. OLEDs may be deposited on the second glass substrate plate. An irradiation source (e.g., laser, infrared light) is then used to heat the frit which melts and forms a hermetic seal that connects the first glass substrate plate to the second glass substrate plate and also protects the OLEDs. The antimony-free glass has excellent aqueous durability, good flow, low glass transition temperature and low coefficient of thermal expansion. | 04-21-2011 |
20120222450 | ANTIMONY-FREE GLASS, ANTIMONY-FREE FRIT AND A GLASS PACKAGE THAT IS HERMETICALLY SEALED WITH THE FRIT - An antimony-free glass suitable for use in a frit for producing a hermetically sealed glass package is described. The hermetically sealed glass package, such as an OLED display device, is manufactured by providing a first glass substrate plate and a second glass substrate plate and depositing the antimony-free frit onto the first substrate plate. OLEDs may be deposited on the second glass substrate plate. An irradiation source (e.g., laser, infrared light) is then used to heat the frit which melts and forms a hermetic seal that connects the first glass substrate plate to the second glass substrate plate and also protects the OLEDs. The antimony-free glass has excellent aqueous durability, good flow, low glass transition temperature and low coefficient of thermal expansion. | 09-06-2012 |
20130295353 | STRENGTHENED GLASS SUBSTRATES WITH GLASS FRITS AND METHODS FOR MAKING THE SAME - Strengthened glass substrates with glass fits and methods for forming the same are disclosed. According to one embodiment, a method for forming a glass frit on a glass substrate may include providing a glass substrate comprising a compressive stress layer extending from a surface of the glass substrate into a thickness of the glass substrate, the compressive stress having a depth of layer DOL and an initial compressive stress CS | 11-07-2013 |
Patent application number | Description | Published |
20090069164 | Glass Package That Is Hermetically Sealed With a Frit and Method of Fabrication - A hermetically sealed glass package preform is provided comprising a glass substrate; a frit comprising 65-100 wt. % of a base glass and about 0-35 wt. % of a filler; wherein the base glass comprises: about 0-5 mole % K | 03-12-2009 |
20090286664 | Non-contaminating, electro-chemically stable glass frit sealing materials and seals and devices using such sealing materials - A solid oxide fuel cell device includes layers of solid electrolyte, cathode plates, anode plates, a frame and a non-contaminating, electrochemically stable sealing material. The sealing material may have a CTE of about 95×10 | 11-19-2009 |
20100086825 | Sealing Materials, Devices Utilizing Such Materials and a Method of Making Such Devices - According to one embodiment a solid oxide fuel cell device incorporates a seal resistant to hydrogen gas permeation at a in the range of 600° C. to 9000 C, the seal having a CTE in the 100×10 | 04-08-2010 |
20100215862 | METHOD FOR FORMING AN OPAL GLASS - A method of fowling an opal layer on an optically transparent alkali-silicate glass sheet, wherein a liquidus viscosity of the alkali silicate glass forming the sheet is at least about 200,000 poise, a liquidus temperature of the alkali silicate glass is equal to or less than about 1200° C. and wherein the exposed surface of the glass sheet after the exposing comprises an opal layer. The method includes exposing a surface of the optically transparent alkali silicate glass sheet to an alkali metal salt bath at a temperature equal to or greater than 300° C. for at least 5 minutes. | 08-26-2010 |
20100331164 | Hermetic Sealing Material - Sealing materials for use with membrane supports, and in particular to sealing materials that can be used to form a glassy coating on the exterior surface of a membrane support to prevent gases from entering or exiting the support via the support's exterior walls. | 12-30-2010 |
20110120555 | PHOTOVOLTAIC DEVICES AND LIGHT SCATTERING SUPERSTRATES - Photovoltaic devices having light scattering articles having a smooth surface are described herein. Glass frits on glass superstrates can provide planar surfaces for subsequent layer deposition such as TCO layers and yet provide light scattering functions within, for example, silicon tandem photovoltaic devices. Methods of making the light scattering articles with a planar surface include depositing unfilled or filled glass frits on planar or surface-textured superstrates and sintering of the glass frit. The compositions of the glass frits can be tailored to match, for example, the expansion properties and physical properties of the glass superstrates. | 05-26-2011 |
20110183118 | GLASS FRIT COATINGS FOR IMPACT RESISTANCE - A glass article having improved edge strength. The glass article includes a glass substrate and an outer edge comprising a glass frit disposed on the edge of the substrate, wherein the glass frit is under compression. Methods of making the glass article and strengthening the edge of a glass article are also provided. | 07-28-2011 |
20110268976 | Hermetic Sealing Material - Sealing materials for use with membrane supports, and in particular to sealing materials that can be used to form a glassy coating on the exterior surface of a membrane support to prevent gases from entering or exiting the support via the support's exterior walls. | 11-03-2011 |
20110294648 | ION EXCHANGEABLE GLASSES - An ion exchangeable glass that is free of lithium and comprising 0.1-10 mol % P | 12-01-2011 |
20110294649 | GLASSES HAVING LOW SOFTENING TEMPERATURES AND HIGH TOUGHNESS - Glasses having a low softening point and high toughness. The glasses are alkali aluminoborosilicate glasses having softening points of less than 900° C. and, in some embodiments, in a range from about 650° C. up to about 825° C., and an indenter damage threshold of at least 300 g for glasses that are not chemically strengthened. The glasses are free of alkaline earth metals, lead, arsenic, antimony, and, in some embodiments, lithium. | 12-01-2011 |
20120107622 | PHOSPHOR CONTAINING GLASS FRIT MATERIALS FOR LED LIGHTING APPLICATIONS - The disclosure is directed to glass frits materials containing phosphors that can be used in LED lighting devices and for methods associated therewith for making the phosphor containing frit materials. Suitable non-lead glasses have a composition, in mol %, in the range of 20-24% K | 05-03-2012 |
20120324954 | MAKING XENOTIME CERAMICS BY REACTIVE CERAMMING - A reactive-ceramming process for making YPO | 12-27-2012 |
20130119356 | OPAL GLASSES FOR LIGHT EXTRACTION - Opal glass compositions and devices incorporating opal glass compositions are described herein. The compositions solve problems associated with the use of opal glasses as light-scattering layers in electroluminescent devices, such as organic light-emitting diodes. In particular, embodiments solve the problem of high light absorption within the opal glass layer as well as the problem of an insufficiently high refractive index that results in poor light collection by the layer. Particular devices comprise light-emitting diodes incorporating light scattering layers formed of high-index opal glasses of high light scattering power that exhibit minimal light attenuation through light absorption within the matrix phases of the glasses. | 05-16-2013 |
20130175558 | LED LIGHTING DEVICES - Packaged chip-on-board (COB) LED arrays are provided where a color conversion medium is distributed within a glass containment plate, rather than silicone, to reduce the operating temperature of the color conversion medium and avoid damage while increasing light output. In accordance with one embodiment of the present disclosure, a lighting device is provided comprising a chip-on-board (COB) light emitting diode (LED) light source, a light source encapsulant, a distributed color conversion medium, and a glass containment plate. The COB LED light source comprises a thermal heat sink framework and at least one LED and defines a light source encapsulant cavity in which the light source encapsulant is distributed over the LED. The glass containment plate is positioned over the light source encapsulant cavity and contains the distributed color conversion medium. The light source encapsulant is distributed over the LED at a thickness that is sufficient to encapsulate the LED and define encapsulant thermal conduction paths T | 07-11-2013 |
20140308526 | ION EXCHANGEABLE GLASSES - An ion exchangeable glass that is free of lithium and comprising 0.1-10 mol % P | 10-16-2014 |
20150030840 | TWO-STEP METHOD FOR STRENGTHENING GLASS - A method of strengthening an alkali aluminoborosilicate glass. A compressive layer extending from a surface of the glass to a depth of layer is formed by exchanging larger metal cations for smaller metal cations present in the glass. In a second step, metal cations in the glass are exchanged for larger metal cations to a second depth in the glass that is less than the depth of layer and increase the compressive stress of the compressive layer. Formation of the compressive layer and replacement of cations with larger cations can be achieved by a two-step ion exchange process. An alkali aluminoborosilicate glass having a compressive layer and a crack indentation threshold of at least 3000 gf is also provided. | 01-29-2015 |