Abstract: A flexible substrate are disclosed comprising an amorphous inorganic composition, wherein the substrate has a thickness of less than about 250 ?m and has at least one of: a) a brittleness ratio less than about 9.5 (?m)?1/2, or b) a fracture toughness of at least about 0.75 MPa·(m)1/2. Electronic devices comprising such flexible devices are also disclosed. Also disclosed is a method for making a flexible substrate comprising selecting an amorphous inorganic material capable of forming a substrate having a thickness of less than about 250 ?m and having at least one of: a) a brittleness ratio of less than about 9.5 (?m)?1/2, or b) a fracture toughness of at least about 0.75 MPa·(m)1/2; and then forming a substrate from the selected inorganic material.

Abstract: A flexible substrate are disclosed comprising an amorphous inorganic composition, wherein the substrate has a thickness of less than about 250 ?m and has at least one of: a) a brittleness ratio less than about 9.5 (?m)?1/2, or b) a fracture toughness of at least about 0.75 MPa·(m)1/2. Electronic devices comprising such flexible devices are also disclosed. Also disclosed is a method for making a flexible substrate comprising selecting an amorphous inorganic material capable of forming a substrate having a thickness of less than about 250 ?m and having at least one of: a) a brittleness ratio of less than about 9.5 (?m)?1/2, or b) a fracture toughness of at least about 0.75 MPa·(m)1/2; and then forming a substrate from the selected inorganic material.

Abstract: A method of performing ion exchange of a thin, flexible glass substrate having an average thickness equal to or less than about 0.3 mm to chemically strengthen the glass substrate is disclosed. The chemically strengthened glass substrate comprises a first compressive stress layer having a first depth of layer, and a second compressive stress layer having a second depth of layer, the first and second stress layers being separated by a layer of tensile stress. A laminated article comprising the chemically strengthened glass substrate is also described.

Abstract: A glass ribbon coated with a flexible material, the flexible coating forming a flexible web portion that extends from an edge of the glass ribbon at least one millimeter. The flexible web portion can be used to facilitate handling of the glass ribbon in a manufacturing process, and may include registration markings, or perforations, that further facilitate precise positioning of the ribbon.

Abstract: Systems and methods for batch processing glass substrate webs are disclosed. In one embodiment, a method of processing a glass substrate web includes applying a spacer layer to at least one of a first surface or a second surface of the glass substrate web, and rolling the spacer layer and the glass substrate web to form a spool. The spacer layer is configured such that a gap exists between the first surface and the second surface of the glass substrate web within the spool. The method further includes applying a fluid to the spool such that the fluid surrounds the spool and is disposed within the gap between the first surface and the second surface within the spool.

Abstract: A method of forming a flexible glass-polymer laminate structure includes heating a polymer layer to an elevated temperature of greater than 20° C. and below a working temperature of a flexible glass substrate adjacent the polymer layer. The flexible glass substrate has a thickness of no more than about 0.3 mm. The flexible glass substrate is shaped with the polymer layer at the elevated temperature. The polymer layer is cooled below the elevated temperature such that the flexible glass-polymer laminate structure maintains a non-planar formation.

Abstract: Embodiments are related to scalable surface feature formation in a substrate and, more particularly, to systems and methods for forming displays using mechanically pressed patterns.

Abstract: A method of forming a flexible glass-polymer laminate structure includes heating a polymer layer to an elevated temperature of greater than 20° C. and below a working temperature of a flexible glass substrate adjacent the polymer layer. The flexible glass substrate has a thickness of no more than about 0.3 mm. The flexible glass substrate is shaped with the polymer layer at the elevated temperature. The polymer layer is cooled below the elevated temperature such that the flexible glass-polymer laminate structure maintains a non-planar formation.

Abstract: Methods of continuous fabrication of features in flexible substrates are disclosed. In one embodiment, a method of fabricating features in a substrate web includes providing the substrate web arranged in a first spool on a first spool assembly, advancing the substrate web from the first spool and through a laser processing assembly comprising a laser, and creating a plurality of defects within the substrate web using the laser. The method further includes advancing the substrate web through an etching assembly and etching the substrate web at the etching assembly to remove glass material at the plurality of defects, thereby forming a plurality of features in the substrate web. The method further includes rolling the substrate web into a final spool.

Abstract: Embodiments are related to scalable surface structure (e.g., a well or other structure) formation in a substrate and, more particularly, to systems and methods for forming displays using a photo-machinable material layer.

Abstract: Glass substrate assemblies having low dielectric properties, electronic assemblies incorporating glass substrate assemblies, and methods of fabricating glass substrate assemblies are disclosed. In one embodiment, a substrate assembly includes a glass layer 110 having a first surface and a second surface, and a thickness of less than about 300 ?m. The substrate assembly further includes a dielectric layer 120 disposed on at least one of the first surface or the second surface of the glass layer. The dielectric layer has a dielectric constant value of less than about 3.0 in response to electromagnetic radiation having a frequency of 10 GHz. In some embodiments, the glass layer is made of annealed glass such that the glass layer has a dielectric constant value of less than about 5.0 and a dissipation factor value of less than about 0.003 in response to electromagnetic radiation having a frequency of 10 GHz.

Abstract: A flexible substrate are disclosed comprising an amorphous inorganic composition, wherein the substrate has a thickness of less than about 250 ?m and has at least one of: a) a brittleness ratio less than about 9.5 (?m)?1/2, or b) a fracture toughness of at least about 0.75 MPa.(m)1/2. Electronic devices comprising such flexible devices are also disclosed. Also disclosed is a method for making a flexible substrate comprising selecting an amorphous inorganic material capable of forming a substrate having a thickness of less than about 250 ?m and having at least one of: a) a brittleness ratio of less than about 9.5 (?m)?1/2, or b) a fracture toughness of at least about 0.75 MPa.(m)1/2; and then forming a substrate from the selected inorganic material.

Abstract: A method for forming ion-exchanged regions in a glass article by contacting an ion source with at least one surface of the glass article, forming a first ion-exchanged region in the glass article by heating a first portion of the glass article with a laser, and forming a second ion-exchanged region in the glass article. Characteristics of the first ion-exchanged region may be different from characteristics of the second ion-exchanged region. A depth of the ion-exchanged region may be greater than 1 ?m. A glass article including a first ion-exchanged region, and a second ion-exchanged region having different characteristics from the first ion-exchanged region. The thickness of the glass article is less than or equal to about 0.5 mm.

Abstract: A process for making a device comprising a thin functional substrate comprising bonding the functional substrate to a carrier substrate, forming functional components on the functional subsrate, and debonding the functional substrate from the carrier substrate by applying ultrasonic wave to the bonding interface. The application of ultrasonic wave aids the debonding step by reducing the tensile stress the functional substrate may experience.

Abstract: Glass web including a first glass-web portion (30), a second portion (40), and a splice joint (50) coupling the first glass-web portion to the second portion, wherein the slice joint includes a splice member (60) with at least one gas-permeable attachment portion. In further examples, methods of splicing a first glass-web portion to a second portion include the step of splicing the first glass-web portion to the second portion with a splice member, wherein the step of splicing includes attaching a gas-permeable attachment portion of the splice member to the first glass-web portion.

Abstract: Methods of fabricating a glass ribbon comprise the step of bending a glass ribbon in a cutting zone to provide a bent target segment with a bent orientation in the cutting zone. The methods further include the step of severing at least one of the edge portions from the central portion of the bent target segment within the cutting zone. Further methods are provided including the step of bending a glass ribbon in a bending zone downstream from a downward zone, wherein the glass ribbon includes an upwardly concave surface through the bending zone. The methods further include the step of severing at least one of the edge portions from the central portion of a target segment within the bending zone.

Abstract: A method for forming ion-exchanged regions in a glass article by contacting an ion source with at least one surface of the glass article, forming a first ion-exchanged region in the glass article by heating a first portion of the glass article with a laser, and forming a second ion-exchanged region in the glass article. Characteristics of the first ion-exchanged region may be different from characteristics of the second ion-exchanged region. A depth of the ion-exchanged region may be greater than 1 ?m. A glass article including a first ion-exchanged region, and a second ion-exchanged region having different characteristics from the first ion-exchanged region. The thickness of the glass article is less than or equal to about 0.5 mm.

Abstract: Glass web including a first glass-web portion (30), a second portion (40), and a splice joint (50) coupling the first glass-web portion to the second portion, wherein the slice joint includes a splice member (60) with at least one gas-permeable attachment portion. In further examples, methods of splicing a first glass-web portion to a second portion include the step of splicing the first glass-web portion to the second portion with a splice member, wherein the step of splicing includes attaching a gas-permeable attachment portion of the splice member to the first glass-web portion.

Abstract: A method of performing ion exchange of a thin, flexible glass substrate having an average thickness equal to or less than about 0.3 mm to chemically strengthen the glass substrate is disclosed. The chemically strengthened glass substrate comprises a first compressive stress layer having a first depth of layer, and a second compressive stress layer having a second depth of layer, the first and second stress layers being separated by a layer of tensile stress. A laminated article comprising the chemically strengthened glass substrate is also described.

Abstract: Packages and methods of packaging a plurality of glass sheets provide a stack of glass sheets with an interleaf protective sheet positioned between each adjacent pair of glass sheets. An outer portion of each interleaf protective sheet is bent over a portion of the peripheral edge of one of a corresponding adjacent pair of glass sheets to discourage relative shifting of the glass sheets with respect to one another. The stack of glass sheets are sandwiched between pressure members of an outer housing such that the pressure members each apply a support pressure that is distributed over an outer surface of a corresponding one of the pair of outermost glass sheets of the stack of glass sheets.