Compositions: ceramic inventions 07/06

20060166804 - Crystallisable glass and the use thereof for producing extremely solid and break resistant glass-ceramics having an easily polished surface: The invention relates to crystallisable aluminosilicate magnesium-containing glass which is used for producing extremely solid and break-resistant glass-ceramics having an easily polished surface. The inventive crystallisable glass contains 5-33 mass % of SiO2, 25-40 mass % of Al2O3, 5-25 mass % of MgO, 0-15 mass % of B2O3, 0.1-30 mass...

20060166805 - Low-temperature, fluoride free fiber glass compositions and products made using same: An essentially fluoride-free, boron-containing fiber glass composition has a forming window greater than 50° C. and a forming temperature less than 1190° C., whereby it can substitute for conventional fluoride and boron-containing fiber glass composition without significantly changing operating parameters of the fiber forming process. The composition comprises: SiO2 50-54...

20060166806 - Antimicrobial sulfophosphate glass: The invention relates to an antimicrobial and anti-inflammatory sulfophosphate glass having the following composition in percent by weight on an oxide basis: P2O5 15-60 percent by weight; SO3 5-40 percent by weight; B203 0-20 percent by Al2O3 0-10 percent by weight; SiO2 0-10 percent by weight; Li2O 0-25 percent by...

20060166807 - Composition, use and manufacture of bioactive glass: A bioactive glass composition which contains SiO2, Na2O, CaO, K2O, MgO, P2O5 and B2O3. The amount of SiO2 is 51-56 wt-% of the starting oxides, Na2O is 7-9 wt-% of the starting oxides, CaO is 21-23 wt-% of the starting oxides, K2O is 10-12 wt-% of the starting oxides, MgO...

20060166808 - Ceramic plate as side weir for twin drum type thin-sheet continuous casting: Ceramic plates for side dams of twin-drum continuous strip casters comprising a REAG phase of 10 to 90 vol. %, a Sialon phase of 5 to 50 vol. %, a BN phase of 5 to 50 vol. % and an amorphous phase of over 0 to 20 vol. %, with...

20060160689 - Crystallizable glass and crystallized glass of li2o-a12o3-sio2 system and method for producing crystallized glass of li2o-a12o3-sio2 system: A crystallizable glass of Li2O—Al2O3—SiO2 system is provided, which can be crystallized by a crystallization process at a lower temperature to produce crystallized glass of Li2O—Al2O3—SiO2 system with excellent thermal characteristics. The crystallizable glass and crystallized glass of Li2O—Al2O3—SiO2 system consist essentially of, by weight percentages, SiO2 - - -...

20060160690 - Sealing materials and devices utilizing such materials: A solid oxide fuel cell device incorporates a sealing material resistant to hydrogen gas permeation at a sealing temperature in the intermediate temperature range of 600° C.-800° C., the seal having a CTE in the 100×10−7/° C. to 120×10−7/° C., wherein the sealing material comprises in weight %, of: (i)...

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...

20060160692 - Electronic device, dielectric ceramic composition and the production method: A dielectric ceramic composition comprising a main component including Ba, Ca and Ti and having a perovskite crystal structure expressed by a general formula ABO3 and a fourth subcomponent including a compound of Zr; wherein a content of the fourth subcomponent with respect to 100 moles of the main component...

20060160693 - Dielectric ceramic composition and electronic device: A dielectric ceramic composition comprising a predetermined main component and a fifth subcomponent including an oxide of A (note that A is at least one king selected from a cation element group having an effective ionic radius of 0.065 nm to 0.085 nm at the time of 6 coordination); and...

20060154799 - Ceramic ink: A ceramic ink comprises a glass frit, a pigment, an organic vehicle and an oxidising agent. The oxidising agent comprises a bismuth salt of nitric acid The inks provide good quality, non-stick coatings and are particularly suitable for use in the production of laminated automotive glass. A method of coating...

20060154800 - Ceramic composite body of silicon carbide/boron nitride/carbon: A ceramic composite body comprising sintered silicon carbide as major phase, dispersed boron nitride/carbon granules as minor phase, and the boron nitride/carbon granules comprise hexagonal phase boron nitride powders bonded together by glassy carbon. The composite body contains at least 3 weight percent of boron nitride, the average size of...

20060154801 - Protecting layer, composite for forming the same, method of forming the protecting layer, plasma display panel comprising the protecting layer: A protecting layer is formed of a magnesium oxide and at least one additional component selected from the group consisting of a copper component selected from copper and a copper oxide, a nickel component selected from nickel and a nickel oxide, a cobalt component selected from cobalt and a cobalt...

20060148633 - Bioactive ceramic composite materials and methods for the production thereof: A ceramic composite material containing a ceramic substrate material, in which the at least one biological material, and at least one nanoparticulate reinforcing material are homogenously embedded, and a method for the production of the composite material are described....

20060148634 - Low boron glass composition for loose-fill fiberglass insulation: The present invention relates to fiberglass loose-fill insulation that is insensitive to the content of boron in the composition of the glass. It has been discovered that the level of boron in the glass used for the manufacture of loose-fill glass wool can be substantially reduced without degrading thermal performance....

20060148635 - Optical glass, optical element using the optical glass and optical instrument including the optical element: A mother glass of the present invention for an optical element contains thallium and a boron oxide, serving as an essential component. Therefore, it is possible to manufacture a homogeneous glass body having a low melting temperature and excellent moldability. Further, it is possible to manufacture a distributed index lens...

20060148636 - Dielectric oxide materials: A material made of a dielectric oxide of type Ca0.25Cu0.75TiO3 having a dielectric constant greater than 3,000....

20060148637 - Low-fire high-permittivity dielectric compositions: A dielectric composition that can be fired at a temperature of below 900° C. The dielectric composition has a dielectric constant of 25-35 and a quality factor (Qxf) of 6,000-20,000 GHz. The composition comprises 3-16 wt % of K2O-Na2O-Li 2O-B2O3-SiO2 system glass frit and 84-97 wt % of BaO-TiO2 system...

20060148638 - Low-fire high-permittivity dielectric compositions: A dielectric composition that can be fired at a temperature of below 900° C. The dielectric composition has a dielectric constant of 25-35 and a quality factor (Qxf) of 6,000-20,000 GHz. The composition comprises 3-16 wt % of K2O—Na2O—Li2O—B2O3—SiO2 system glass frit and 84-97 wt % of BaO—TiO2 system dielectric...