Abstract: Methods of making a bioactive glass fiber include forming a melt of a glass composition including: 50 to 70% SiO2; 0.1 to 10% Al2O3, 5 to 30% Na2O, 0.1 to 15% K2O, 0.1 to 15% MgO, 0.1 to 20% CaO, and 5 to 10% P2O5, based on a 100 wt % of the glass composition. The melt has a viscosity of from 200 Poise to 2,000 Poise. Methods include drawing the melt into a drawn glass fiber. Bioactive glass compositions include: 60 to 70% SiO2; 15 to 30% Na2O, 5 to 15% K2O, 1 to 10% CaO, and 5 to 10% P2O5, based on a 100 wt % of the glass composition.

Abstract: Glasses having a high degree of resistance to damage cause by abrasion, scratching, indentation, and the like are disclosed. In embodiments, the glasses may include at least 50 mol % SiO2; 9 mol % to 22 mol % Al2O3; Na2O; Li2O; at least 10 mol % R2O, wherein R2O is the sum of alkali metal oxides in the glass; 2.7 mol % to 4.5 mol % B2O3; and greater than 0.1 mol % of MgO+ZnO, wherein (B2O3—(R2O—Al2O3)) is greater than or equal to 3.

Abstract: A chemically strengthened bioactive glass-ceramic composition as defined herein. Also disclosed are methods of making and using the disclosed compositions.

Abstract: A glass article includes a glass core layer and a glass cladding layer adjacent to the core layer. A coefficient of thermal expansion (CTE) of the core layer is greater than a CTE of the cladding layer. The core layer has a tensile stress, and the cladding layer has a compressive stress. A retained strength of the glass article is a strength determined after abrasion of an outer surface of the glass article with 1 mL of 90 grit SiC particles for 5 seconds at an abrasion pressure, and a ratio of the retained strength at an abrasion pressure of 25 psi to the retained strength at an abrasion pressure of 5 psi is at least about 0.3.

Abstract: A bioactive glass composition including: 50 to 70% SiO2; 0.1 to 10% Al2O3, 5 to 30% Na2O, 0.1 to 15% K2O, 0.1 to 15% MgO, 0.1 to 20% CaO, and 5 to 10% P2O5, based on a 100 wt % of the composition. Also disclosed is a method of making the bioactive glass composition.

Abstract: A dental formulation including: a bioactive glass composition as defined herein, in an effective amount; and a suitable carrier as defined herein, in an effective amount. Also disclosed is a method of making and using the dental formulation to treat, for example, dentin sensitivities.

Abstract: Textured glass laminates are described along with methods of making textured glass laminates. The textured glass laminates may be formed via addition of nanoparticles or manipulation of the glass surface. Laminate compositions are designed to take advantage of glass clad and core properties at Tg, annealing point, strain point, and or softening point, along with glass clad and core viscosities. The resulting compositions are useful for anti-reflection surfaces, anti-fingerprint surfaces, anti-fogging surfaces, adhesion-promoting surfaces, friction-reducing surfaces, and the like.

Abstract: An optical boroaluminate glass article comprises: from greater than or equal to 10.0 mol % to less than or equal to 30.0 mol % Al2O3; from greater than or equal to 10.0 mol % to less than or equal to 55.0 mol % CaO; from greater than or equal to 10.0 mol % to less than or equal to 25.0 mol % B2O3; from greater than or equal to 0.0 mol % to less than or equal to 30.0 mol % SiO2; and from greater than or equal to 1.0 mol % to less than or equal to 20.0 mol % refractive index raising components. The optical boroaluminate glass article has a refractive index of the glass article, measured at 589.3 nm, of greater than or equal to 1.62, and a density of less than or equal to 4.00 g/cm3.

Abstract: An aluminoborosilicate glass includes alkaline earth oxides and is substantially free of alkali oxides. The glass may be fusion formable and may be useful as a substrate or other article, such as with consumer and commercial electronic devices.

Abstract: Glasses having a high degree of resistance to damage cause by abrasion, scratching, indentation, and the like are disclosed. In embodiments, the glasses may include at least 50 mol % SiO2; 9 mol % to 22 mol % Al2O3; Na2O; Li2O; at least 10 mol % R2O, wherein R2O is the sum of alkali metal oxides in the glass; 2.7 mol % to 4.5 mol % B2O3; and greater than 0.1 mol % of MgO+ZnO, wherein (B2O3—(R2O—Al2O3)) is greater than or equal to 3.

Abstract: An aluminoborosilicate glass includes alkaline earth oxides and is substantially free of alkali oxides. The glass may be fusion formable and may be useful as a substrate or other article, such as with consumer and commercial electronic devices.

Abstract: A glass laminate includes a glass core layer having a core coefficient of thermal expansion (CTE) and a glass cladding layer adjacent to the core layer and having a cladding CTE that is less than the core CTE such that the core layer is in tension and the cladding layer is in compression. A stress profile of the glass laminate includes a compressive peak disposed between an outer surface of the cladding layer and an inner surface of the cladding layer.

Abstract: Provided herein are glass based articles comprising SiO2 in a range from about 20 mol % to about 80 mol %; Al2O3 in a range from about 2 mol % to about 60 mol %; MgO; Li2O; La2O3 in an amount greater than or equal to about 3 mol %; a sum of alkali metal oxides (R2O) is greater than or equal to about 6 mol %; and a sum of MgO and Al2O3 is greater than or equal to about 28 mol %, wherein the glass based article is free of B2O3.

Abstract: An aluminoborosilicate glass includes alkaline earth oxides and is substantially free of alkali oxides. The glass may be fusion formable and may be useful as a substrate or other article, such as with consumer and commercial electronic devices.

Abstract: A glass laminate for an architectural element has a glass substrate coupled to the architectural element and defines a primary surface facing away from the architectural element. A phase-separable glass cladding is coupled to the primary surface. The cladding has an interconnected matrix with a first phase composition and a second phase that has a second phase composition different than the first phase composition. The second phase is distributed throughout the interconnected matrix. A copper phase is distributed within the interconnected matrix. The glass cladding has an antimicrobial log kill rate greater than about 4 as measured by an EPA Copper Test Protocol.

Abstract: A method of making a glass article includes melting batch materials to produce molten glass, heating or cooling the molten glass to a temperature, forming a glass article from the molten glass. The batch materials include a plurality of viscosity-affecting components that become at least part of the glass article. Selection of the batch materials or the temperature was made at least in part using computer-implemented modeling where predicted equilibrium viscosity of the glass at the temperature is a function comprising concentrations of viscosity-affecting components and temperature-independent fitting coefficients for the viscosity-affecting components.

Abstract: A dental formulation including: a bioactive glass composition as defined herein, in an effective amount; and a suitable carrier as defined herein, in an effective amount. Also disclosed is a method of making and using the dental formulation to treat, for example, dentin sensitivities.

Abstract: Intermediate to high CTE glass compositions and laminates formed from the same are described. The glasses described herein have properties, such as liquidus viscosity or liquidus temperature, which make them particularly well suited for use in fusion forming processes, such as the fusion down draw process and/or the fusion lamination process. Further, the glass composition may be used in a laminated glass article, such as a laminated glass article formed by a fusion laminate process, to provide strengthened laminates via clad compression as a result of CTE mismatch between the core glass and clad glass.

Abstract: Alkali aluminosilicate glasses that are ion exchangeable to high compressive stresses, have fast ion exchange kinetics, and high intrinsic damage resistance. The glasses achieve all of the above desired properties either with only small amounts of P2O5 (<1 mol %) or without addition of any P2O5.

Abstract: A glass laminate for an architectural element has a glass substrate coupled to the architectural element and defines a primary surface facing away from the architectural element. A phase-separable glass cladding is coupled to the primary surface. The cladding has an interconnected matrix with a first phase composition and a second phase that has a second phase composition different than the first phase composition. The second phase is distributed throughout the interconnected matrix. A copper phase is distributed within the interconnected matrix. The glass cladding has an antimicrobial log kill rate greater than about 4 as measured by an EPA Copper Test Protocol.