Abstract: A device and method for expediting the repair of laminated automobile glass, comprising a supporting bridge removably mountable to a windshield surface over a damaged area, with a receptacle for receiving an injector or dispenser for UV curable repair resin, and guide means between said bridge and dispenser comprised of a guide pin and a guide groove with linear and helical portions. The resin dispenser can be quickly aligned, inserted into place and sealed against the windshield with only a partial twist. The dispenser includes a manually operable plunger which partially defines an expandable chamber to hold UV curable repair resin and provide a means of controllably applying vacuum or pressure to the resin and damaged cavity, valve means to allow selectable control of air to be released from or allowed into said chamber to facilitate creation and application of vacuum or pressure, further including means to lock the plunger in multiple selectable positions to maintain applied vacuum or pressure.

Abstract: Chemically strengthened glass and a method for making utilizing differential chemistry are provided. The method includes providing a substrate having a glass chemical structure. Host alkali ions are situated in the chemical structure. The substrate has a treatment-rich volume and a treatment-poor volume located as opposed to each other in the substrate. The method also includes providing an exchange medium characterized by including a composition associated with an ion exchange rate of invading alkali ions having an average ionic radius that is larger than an average ionic radius of the host alkali ions. The method also includes providing a modified exchange medium including a modified composition associated with a modified ion exchange rate of the invading alkali ions. The method also includes applying the exchange mediums and conducting ion exchange to produce the strengthened substrate.

Abstract: There is an article of manufacture. The article includes an alkali aluminosilicate glass object. The glass object is characterized by having at least one of: a surface compression of ?about 100,000 psi with a case depth of ?about 600 microns; and/or a compressive stress of ?about 30,000 psi at ?about 50 microns below a surface of the glass object and above the case depth.

Abstract: Chemically strengthened glass with reduced induced curvature and a method for making utilizing a heat treatment are provided. The method includes providing a substrate, having a width, and characterized by having a glass chemical structure including host alkali ions having an average ionic radius situated in the glass chemical structure. The substrate also includes dimensional volumes including a treatment-rich volume and a treatment-poor volume located as opposed to each other in the provided substrate. The method also includes heating the provided substrate to a heat-treating temperature for a heat-treating period to produce a heat-treated substrate. The method also includes providing an exchange medium including invading alkali ions. The method also includes applying the exchange medium and conducting ion exchange to produce the strengthened substrate with reduced induced curvature.

Abstract: There is a transparent armor system. The system comprises a transparent front region comprising a strike-face layer. The front region includes a mass of a type of material characterized by having sufficient energy absorption capacity and energy dissipation properties to reduce radial tensile stresses and hoop tensile stresses caused by an impact at the strike face to a set reduced level. The impact has impact energy caused by an impact projectile having a mass hitting the strike-face layer. The system further comprises a transparent back region comprising a potassium-sodium exchanged glass characterized by having a surface compression of at least about 50,000 psi and a compression case depth of at least about 200 microns. The potassium-sodium exchanged glass is present in one of a layer and a plurality of layers in the back region. There are also associated methods of making and methods of using.

Abstract: Chemically strengthened glass with high surface compression, deeper case depth, shorter processing time and a reduced induced curvature relative to that obtained in a traditional immersion method and a method for making utilizing an electric filed assist are provided. The method includes providing a substrate, characterized by having a glass chemical structure including host alkali ions having an average ionic radius situated in the glass chemical structure. The method also includes exposing the substrate to the exchange medium; and conducting ion exchange to produce a strengthened substrate while exposing the substrate to the exchange medium and applying an electric field in a plurality of cycles across the surfaces of the substrate.

Abstract: There is an article of manufacture. The article includes an alkali aluminosilicate glass object. The glass object is characterized by having at least one of: a surface compression of ?about 100,000 psi with a case depth of ?about 600 microns; and/or a compressive stress of ?about 30,000 psi at ?about 50 microns below a surface of the glass object and above the case depth.

Abstract: There is a method for making. The method includes providing an untreated alkali aluminosilicate glass having an annealing point temperature that is at least about 580° C. The method also includes providing a mixed potassium and sodium salt bath having greater than about 50 mole % potassium salt and less than about 50 mole % sodium salt. The method also includes immersing the untreated glass in the mixed salt bath and maintaining the mixed salt bath with the immersed untreated glass within a temperature range from about 450° C. to less than the annealing point temperature of the untreated glass for a period greater than about 2 hours to produce a strengthened glass. The produced strengthened glass has a surface compression of at least about 100,000 psi and a compression case depth of at least about 600 microns.

Abstract: Chemically strengthened glass and a method for making utilizing differential chemistry are provided. The method includes providing a substrate having a glass chemical structure. Host alkali ions are situated in the chemical structure. The substrate has a treatment-rich volume and a treatment-poor volume located as opposed to each other in the substrate. The method also includes providing an exchange medium characterized by including a composition associated with an ion exchange rate of invading alkali ions having an average ionic radius that is larger than an average ionic radius of the host alkali ions. The method also includes providing a modified exchange medium including a modified composition associated with a modified ion exchange rate of the invading alkali ions. The method also includes applying the exchange mediums and conducting ion exchange to produce the strengthened substrate.

Abstract: Chemically strengthened glass and a method for making utilizing differential areal density are provided. The method includes providing a substrate having a glass chemical structure. Host alkali ions are situated in the chemical structure. The substrate has a treatment-rich volume and a treatment-poor volume located as opposed to each other in the substrate. The method also includes providing an exchange medium characterized by having an areal density, associated with an ion exchange rate, of invading alkali ions having an average ionic radius that is larger than an average ionic radius of the host alkali ions. The method also includes providing a modified exchange medium characterized by having a modified areal density, associated with a modified ion exchange rate, of the invading alkali ions. The method also includes applying the exchange mediums and conducting ion exchange to produce the strengthened substrate.

Abstract: Chemically strengthened glass with reduced induced curvature and a method for making utilizing a heat treatment are provided. The method includes providing a substrate, having a width, and characterized by having a glass chemical structure including host alkali ions having an average ionic radius situated in the glass chemical structure. The substrate also includes dimensional volumes including a treatment-rich volume and a treatment-poor volume located as opposed to each other in the provided substrate. The method also includes heating the provided substrate to a heat-treating temperature for a heat-treating period to produce a heat-treated substrate. The method also includes providing an exchange medium including invading alkali ions. The method also includes applying the exchange medium and conducting ion exchange to produce the strengthened substrate with reduced induced curvature.

Abstract: Chemically strengthened glass and a method for making utilizing differential time are provided. The method includes providing a substrate. The substrate includes a glass chemical structure. Host alkali ions are situated in the chemical structure. The substrate has a treatment-rich volume and a treatment-poor volume located as opposed to each other in the substrate. The method also includes providing an exchange medium including invading alkali ions having an average ionic radius that is larger than an average ionic radius of the host alkali ions. The method also includes applying the exchange medium to a surface of the treatment-rich volume for a period of time and applying the exchange medium to a surface of the treatment-poor volume for a modified period of time. The method also includes conducting ion exchange while applying the exchange medium to produce the strengthened substrate.

Abstract: There is a method for making. The method includes providing an untreated alkali aluminosilicate glass having an annealing point temperature that is at least about 580° C. The method also includes providing a mixed potassium and sodium salt bath having greater than about 50 mole % potassium salt and less than about 50 mole % sodium salt. The method also includes immersing the untreated glass in the mixed salt bath and maintaining the mixed salt bath with the immersed untreated glass within a temperature range from about 450° C. to less than the annealing point temperature of the untreated glass for a period greater than about 2 hours to produce a strengthened glass. The produced strengthened glass has a surface compression of at least about 100,000 psi and a compression case depth of at least about 600 microns.

Abstract: A windshield repair device includes a bridge, an injector attached to the bridge and at least one UV, e.g., light emitting diode (LED), light source attached to the bridge or integrated into bridge or the injector to provide UV light within or around the injector. The UV, e.g., LED, light source can also be attached to an existing windshield repair device having a bridge and an injector attached to the bridge, so as to retrofit an existing windshield repair device to provide UV light within or around the injector. A method for curing resin provided in a crack in a windshield can be carried out by exposing the resin to UV light from at least one UV LED light source.

Abstract: Chemically strengthened lithium aluminosilicate glass is characterized by a surface compression of at least 100,000 psi and a compression case depth of at least 600 microns. The glass also may be characterized by a compression at 50 microns below a surface of the glass that is at least 30,000 psi. A method of making this glass includes providing a lithium aluminosilicate glass having a composition comprising (in weight %): Li2O in an amount ranging from 3 to 9%, Na2O+K2O in an amount not greater than 3%, and Al2O3 in an amount ranging from 7 to 30%. The composition provides the glass with an annealing point temperature of at least 580° C. A mixed potassium and sodium salt bath is provided comprising predominantly potassium salt. A ratio of moles of sodium salt to moles of potassium salt in the mixed salt bath can range from 1:10 to 1:2. The temperature of the salt bath is maintained in a range of 450° C. up to an annealing point temperature of the glass.

Abstract: A laminated glass repair tool includes an injector body having a passage for applying a vacuum to a damaged area; a side chamber connected to the passage; and a resin reservoir movable within the side chamber between a first position in which resin provided in the resin reservoir is prevented from entering the passage in the injector body and a second position in which resin is allowed to flow into the passage in the injector body. A method for repairing laminated glass includes sealing the injector body to a damaged area of laminated glass; providing the filled resin reservoir in the side chamber; applying a vacuum to the damaged area of laminated glass through the passage while maintaining the resin reservoir in the first position; and moving the resin reservoir to the second position in to allow the resin to flow into the passage in the injector body.

Abstract: Chemically strengthened lithium aluminosilicate glass is characterized by a surface compression of at least 100,000 psi and a compression case depth of at least 600 microns. The glass also may be characterized by a compression at 50 microns below a surface of the glass that is at least 30,000 psi. A method of making this glass includes providing a lithium aluminosilicate glass having a composition comprising (in weight %): Li2O in an amount ranging from 3 to 9%, Na2O+K2O in an amount not greater than 3%, and Al2O3 in an amount ranging from 7 to 30%. The composition provides the glass with an annealing point temperature of at least 580° C. A mixed potassium and sodium salt bath is provided comprising predominantly potassium salt. A ratio of moles of sodium salt to moles of potassium salt in the mixed salt bath can range from 1:10 to 1:2. The temperature of the salt bath is maintained in a range of 450° C. up to an annealing point temperature of the glass.

Abstract: A rare earth containing glass nominally based on the ternary P2O5—WO3—Na2O-Ln2O3 compositional space, with WO3>30-65 mole %, Na2O 15-35 mole %, P2O5 5-65 mole %, Ln2O3 (Ln=one or more cations selected from lanthanum or any of the rare earth oxides) up to the limit of solubility; with optional additives, MoO3 being a preferred additive, that can be employed alone or in combination at levels up to 15 mole %.

Abstract: A glass comprising in mole percent based on oxide: SiO2 55-70 PbO 30-38 Na2O >0-4.5 K2O ?0-2.5 and essentially free of TiO2.

Abstract: Athermal optical components comprise cubic crystalline materials including silver chloride and cesium bromide, or comprise composites of at least two layers of different compositions wherein the total optical pathlength, nL, across said layers is essentially independent of temperature.