Abstract:
A glass-ceramic that includes: S i O 2 from about 35 mol% to about 80 mol%; B 2 O 3 from about 10 mol% to about 50 mol%; P 2 O 5 from about 10 mol% to about 50 mol%; and an optional addition of one or more of CaO, MgO and Bi 2 O 3 from 0 mol% to about 5 mol%, wherein the glass-ceramic further comprises a boron-phosphate crystalline phase.
Abstract:
A method of manufacturing a laminated glass article having a first clad layer, a second clad layer, and a core layer between the first clad layer and the second clad layer, by exposing an edge of the core layer. An etchant can be applied to the edge of the laminated glass article to form the recess. The recess can then be filled.
Abstract:
A glass composition includes from 50 mol% to 80 mol% SiO2; from 5 mol% to 15 mol% Al2O3; from 10 mol% to 25 mol% B2O3; greater than or equal to 0 mol% Li2O; greater than or equal to 0 mol% Na2O; greater than or equal to 0 mol% K2O; greater than or equal to 0 mol% Rb2O; greater than or equal to 0 mol% Cs2O; from 1.5 mol% to 5 mol% MgO; from 4 mol% to 12 mol% CaO; and from 0.5 mol% to 5 mol% SrO. R2O is from 0.1 mol% to 15 mol%, R2O being the sum of Li2O, Na2O, K2O, Rb2O, and Cs2O.
Abstract:
A method includes forming a glass article. The glass article includes a core and a clad adjacent to the core. The core includes a first glass composition. The clad includes a second glass composition different than the first glass composition. A degradation rate of the second glass composition in a reagent is greater than a degradation rate of the first glass composition in the reagent.
Abstract:
The described embodiments relate generally to a micro-perforated panel systems, methods for noise abatement, methods of meeting safe breaking requirements and methods of making micro-perforated panel systems. In particular, embodiments relate to glass micro-perforated panel systems for noise abatement and meeting safe breaking requirements.
Abstract:
A laminate glass article is provided that includes: a core glass layer comprising a first coefficient of thermal expansion (CTE); and a plurality of clad glass layers, each comprising a first primary surface, a second primary surface in contact with the core glass layer and a second CTE that is lower than the first CTE of the core glass layer. The difference in the first and second CTE is about 10 x 10 -7 /⁰C to about 70 x 10 -7 /⁰C. Further, each of the core glass layer and the clad glass layers comprises a viscosity from 10 9.0 to 10 14.0 Poise from about 550⁰C to about 700⁰C.
Abstract:
Ion exchangeable glass articles are disclosed. In one embodiment, a glass article formed from alkali aluminosilicate glass which may include Ga 2 O 3 , Al 2 O 3 , Na 2 O, SiO 2 , B 2 O 3 , P 2 O 5 and various combinations thereof. The glass article may generally include about X mol% of Ga 2 O 3 and about Z mol% of Al 2 O 3 , wherein 0≤X≤20, 0≤Z≤25 and 10≤(X+Z)≤25. The glass article may also include from about 5 mol% to about 35 mol% Na 2 O. SiO 2 may be present in an amount from about 40 mol% to about 70 mol% SiO 2 . The glass article may further include Y mol% B 2 O 3 where Y is from 0 to about 10. The glass article may further include (10-Y) mol% of P 2 O 5 . Glass articles formed according to the present invention may be ion-exchange strengthened. In addition, the glass articles may have a low liquid CTE which enables the glass articles to be readily formed into complex shapes.
Abstract translation:公开了可离子交换玻璃制品。 在一个实施方案中,由碱铝硅酸盐玻璃形成的玻璃制品可以包括Ga 2 O 3,Al 2 O 3,Na 2 O,SiO 2,B 2 O 3,P 2 O 5及其各种组合。 玻璃制品通常可以包括约Xmol%的Ga 2 O 3和约Zmol%的Al 2 O 3,其中0 = X = 20,0 = Z = 25和10 =(X + Z)= 25。 玻璃制品还可以包括约5mol%至约35mol%的Na2O。 SiO 2可以以约40mol%至约70mol%SiO 2的量存在。 该玻璃制品还可以包括Y摩尔%B 2 O 3,其中Y为0至约10.玻璃制品还可包含(10-Y)mol%的P 2 O 5。 根据本发明形成的玻璃制品可以进行离子交换增强。 此外,玻璃制品可以具有低液体CTE,其使玻璃制品容易地形成为复杂形状。
Abstract:
A sealed pharmaceutical container includes a shoulder, a neck extending from the shoulder, a flange extending from the neck, and a sealing assembly. The flange includes an underside surface extending from the neck, an outer surface extending from the underside surface, the outer surface defining an outer diameter of the flange, and an upper sealing surface extending between the outer surface and an inner surface defining an opening in the sealed pharmaceutical container. The sealing assembly includes a stopper and a metal-containing cap securing the stopper to the flange. The stopper includes a sealing portion extending over the upper sealing surface of the flange and covering the opening, and a rim extending at least partially along the outer surface of the flange.
Abstract:
A glass-ceramic includes SiO 2 in a range of 40 mol.% to 80 mol.%; Al 2 O 3 in a range of 5 mol.% to 20 mol.%; MgO in a range of 5 mol.% to 20 mol.%; and at least one of B 2 O 3 , ZnO, and TiO 2 , each in a range of 0 mol.% to 10 mol.%, such that the glass-ceramic further comprises a magnesium aluminosilicate crystalline phase at a concentration in a range of 5 wt.% to 80 wt.% of the glass-ceramic.
Abstract:
A method of making a glass lenticular array is provided. The method comprises: heating a sheet of glass, the sheet of glass comprising contact regions located thereupon in substantially parallel linear rows; and deforming the heated sheet of glass by contacting the contact regions with a forming body so as to form a plurality of cylindrical lenses in the heated sheet of glass, the plurality of cylindrical lenses arranged in substantially parallel rows with depressed regions between adjacent cylindrical lenses. The depressed regions are formed at the contact regions while apex regions of the cylindrical lenses are kept untouched during the step of deforming.