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...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| 8114795 | Glass-ceramics and method for manufacturing the same For providing glass-ceramics having properties suitable for use as a substrate of an information storage medium of next generation such as one for the perpendicular magnetic recording system without employing arsenic and antimony components which adversely affect hu... | 02/14/2012 |
| 8071493 | Crystallized glass In all of an in-plane magnetic recording system and a perpendicular magnetic recording system, there is provided a crystallized glass for a disk substrate for information recording medium, etc., which has satisfactory surface properties capable of sufficiently adapt... | 12/06/2011 |
| 7892995 | Lithium silicate glass ceramic and method for fabrication of dental appliances The present invention relates to preparing an improved lithium silicate glass ceramic for the manufacture of blocks for dental appliance fabrication using a CAD/CAM process. The lithium silicate material has a chemical composition that is different from those report... | 02/22/2011 |
| 7871948 | Lithium silicate glass ceramic Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. ... | 01/18/2011 |
| 7867931 | Lithium silicate glass ceramic Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. ... | 01/11/2011 |
| 7867930 | Lithium silicate glass ceramic Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. ... | 01/11/2011 |
| 7816291 | Lithium silicate materials Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. ... | 10/19/2010 |
| 7674735 | 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 coefficient of thermal expansion in the range of 70-130×10−7° C... | 03/09/2010 |
| 7589038 | Inorganic composition The present invention provides an inorganic composition for use in information recording medium disc substrate and such, having an excellent surface property capable of sufficiently corresponding with a ramp load system for high density recording, a high degree of t... | 09/15/2009 |
| 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 coefficient of thermal expansion in the range of 70-130×10−7° C... | 12/30/2008 |
| 7452836 | Lithium silicate glass ceramic Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. ... | 11/18/2008 |
| 7439202 | Glass ceramic composition, glass-ceramic sintered body, and monolithic ceramic electronic component A glass ceramic composition is used for a multilayer ceramic substrate 2 including glass ceramic layers 3 laminated, the multilayer ceramic substrate 2 being used for a multilayer ceramic module 1. The glass ceramic composition includes a... | 10/21/2008 |
| 7417001 | Glass ceramic composition, glass-ceramic sintered body, and monolithic ceramic electronic component A glass ceramic composition for glass ceramic layers laminated in multilayer ceramic substrate included in multilayer ceramic module is provided. The glass ceramic composition contains a first ceramic powder mainly composed of forsterite, a second ceramic powder mai... | 08/26/2008 |
| 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 of the glass-ceramics of the invention possess a cyclosilica... | 08/12/2008 |
| 7387838 | Low loss glass-ceramic materials, method of making same and electronic packages including same A glass-ceramic is provided having a thermal expansion coefficient in a range of 3-6 ppm/° C., a dielectric constant that is less than 5 and a Quality factor Q of at least 400. The glass-ceramic consists essentially of SiO2 in a range of 45-58 wt %, Al | 06/17/2008 |
| 7378361 | 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 of the glass-ceramics of the invention possess a cyclosilica... | 05/27/2008 |
| 7368408 | Glass-ceramic composition, glass-ceramic sintered body, and monolithic ceramic electronic component A glass-ceramic composition contains first ceramic particles principally containing forsterite; second ceramic particles principally containing at least one selected from the group consisting of calcium titanate, strontium titanate, and titanium oxide; and borosilic... | 05/06/2008 |
| 7365036 | Crystallized glass spacer for field emission display and method its production Provided is a crystallized glass spacer for a field emission display resistant to charging with application of an electric field and resistant to chipping or cracking thanks to high fracture toughness. An SiO2—TiO2-based glass is subje... | 04/29/2008 |
| 7351674 | Insulating ceramic composition, insulating ceramic sintered body, and mulitlayer ceramic electronic component An insulating ceramic composition forming insulating ceramic layers (3) stacked in a multilayer ceramic substrate (2) used in a monolithic ceramic electronic component, such as a multilayer ceramic module (1). The insulating ceramic composition ... | 04/01/2008 |
| 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 glass composition are disclosed. The borosilicate glass composition incl... | 03/11/2008 |
| 7334769 | Resin molding machine and member for resin molding machine having film in passive state A member for a resin molding machine wherein it has a face contacting with a molten resin, and at least a part of the face is covered with a film of an oxide of a base material of the face or a component contained in the base material. The use of the member in the m... | 02/26/2008 |
| 7333263 | Transition metal doped fiber amplifier An optical amplifier includes an optical fiber having a core doped with transition metal ions, and at least one glass cladding enclosing the core. By using the fiber, the optical amplifier of the invention has a gain bandwidth of more than 300 nm including 1300-1600... | 02/19/2008 |
| 7332452 | CaO-SiO-based bioactive glass and sintered calcium phosphate using same A bioactive glass having a composition substantially comprising 30 to 60 mol % of CaO, 40 to 70 mol % of SiO2 and 20 mol % or less of Na2O has low glass transition temperature and/or crystallization temperature, and a sintered calcium phosphate... | 02/19/2008 |
| 7325433 | Press oven including an intermediate body, and method for use A press oven, especially for the pressing of dental material, includes a press stamp via which pressure can be exerted on a blank in a matrix mass of a muffle. An intermediate body is positionable between the press stamp and the blank and the heat conducting capabil... | 02/05/2008 |
| 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 particularly suited for fiber applications (light guides or imaging guides). Pre... | 01/29/2008 |
| 7316986 | Glass ceramics for laser systems A glass-ceramic material, particularly for elements in laser systems, and a method for preparing same. The glass-ceramic material may be used for an optical fiber for communication systems and laser systems. The glass-ceramic may include gahnite crystals and optiona... | 01/08/2008 |
| 7316740 | Lithium silicate materials Lithium silicate materials are described which can be easily processed by machining to dental products without undue wear of the tools and which subsequently can be converted into lithium silicate products showing high strength. ... | 01/08/2008 |
| 7315683 | Optical waveguides formed in glass-ceramic materials and method for making same Optical waveguides are fabricated in glass-ceramic materials utilizing an ion-exchange process to pattern the waveguide at a temperature below the ceramming temperature of the glass-ceramic material. The optical waveguides may include optically-active dopants disper... | 01/01/2008 |
| 7314610 | Dental compositions having anti-stokes up converters and methods of use A dental composition can include at least one polymerizable resin and at least one anti-stokes up converter. Alternatively, a two-part composition can include at least one dental composition configured for placement onto a person's tooth, and at least one anti-stoke... | 01/01/2008 |
| 7309669 | Dielectric material and dielectric sintered body, and wiring board using the same A dielectric material comprising: a glass powder constituted of a glass comprising Si, B and an alkali metal element, the glass being amorphous in sintering at a temperature of 1,050° C. or lower; and a ceramic filler comprising at least one member of SiO2 | 12/18/2007 |
| 7306845 | Optical materials and optical devices Nanoscale particles, particle coatings/particle arrays and corresponding consolidated materials are described based on an ability to vary the composition involving a wide range of metal and/or metalloid elements and corresponding compositions. In particular, metallo... | 12/11/2007 |
| 7297645 | Opalescent glass-ceramic product An opalescent glass-ceramic product, especially for use as a dental material or as an additive to or component of dental material, including SiO2, Al2O3, P2O5, Na2O, K2O, CaO and Me(IV))O | 11/20/2007 |
| 7276640 | Metal oxide nanoparticles for smoke clearing and fire suppression Methods of reducing smoke levels in smoke-affected areas, reducing the level of toxic compounds produced by fires, fire suppression, and increasing flame retardancy. In particular, methods according to the present invention comprise dispersing nanocrystalline partic... | 10/02/2007 |
| 7264894 | Crystallized glass for information recording medium, crystallized glass substrate, and information recording medium using the crystallized glass substrate Enclosed are crystallized glasses suitable for a substrate for an information recording medium such as a magnetic disc, optical disc, or optomagnetic disc, a substrate for information recording medium using such a crystallized glass substrate, and an information rec... | 09/04/2007 |
| 7262144 | Photostructurable body and process for treating a glass and/or a glass-ceramic The invention relates to a photostructurable body, in particular glass or glass-ceramic, in which the glass is a multicomponent glass and/or the glass-ceramic is a multicomponent glass-ceramic, in each case having a positive change in refractive index Δn as a resul... | 08/28/2007 |
| 7226654 | Laminated wiring board and its mounting structure A laminated wiring board comprising: a first wiring board forming wiring layers on the upper surface and on the lower surface of a first ceramic insulated substrate; and a second wiring board forming wiring layers ... | 06/05/2007 |
| 7189670 | Dielectric ceramic and multilayer ceramic substrate A dielectric ceramic obtained by firing a raw material comprising an alumina powder, a crystallizable glass powder mainly containing SiO2, CaO and MgO, and a noncrystallizable glass powder mainly containing SiO2, B2O3 and ... | 03/13/2007 |
| 7189668 | Barium lanthanum silicate glass-ceramics This invention relates to glass-ceramic materials in the BaO—La2O3—SiO2 system, which are suitable for processing via a powder route, and which, after heat-treatment have a combination of high thermal expansion and excellent refr... | 03/13/2007 |
| 7176154 | Ceramic composition and ceramic wiring board To provide a ceramic composition and a ceramic wiring board that can be formed by the firing at a low temperature of 1,000° C. or less, has high strength and is advantageous when electronic component regions utilizing a ceramic layer are formed thereon. A ra... | 02/13/2007 |
| 7169725 | Ceramic products, raw batch formulations, and method The invention provides a method to transform large quantities of waste glass into useful ceramic products by a low-cost manufacturing process. The method improves green strength compared to previous methods, and does not require water or any other liquid solvent. On... | 01/30/2007 |
