Laminated articles and layered articles, for example, low alkali glass laminated articles and layered articles useful for, for example, electrochromic devices are described.

A glass element having a thickness from 25 μm to 125 μm, a first primary surface, a second primary surface, and a compressive stress region extending from the first primary surface to a first depth, the region defined by a compressive stress GI of at least about 100 MPa at the first primary surface. Further, the glass element has a stress profile such that it does not fail when it is subject to 200,000 cycles of bending to a target bend radius of from 1 mm to 20 mm, by the parallel plate method. Still further, the glass element has a puncture resistance of greater than about 1.5 kgf when the first primary surface of the glass element is loaded with a tungsten carbide ball having a diameter of 1.5 mm.

A cold-formed glass laminate (100) may include a first ply (108) of 3D formed glass with a first thickness, a first strength, and a first coefficient of thermal expansion. The laminate (100) may also include a second ply (110) of 3D formed glass with a second thickness less than the first thickness, a second strength greater than the first strength, and a second coefficient of thermal expansion. The second coefficient of thermal expansion may be selected to be sufficiently higher than the first coefficient of thermal expansion to induce residual compressive stresses in the first ply (108) due to cold forming therewith. An adhesive layer (112) may be arranged between the first ply (108) and the second ply (110).

A laminate glass-ceramic article is provided that includes: a core glass layer having a first coefficient of thermal expansion (CTE); and a plurality of clad glass-ceramic layers, each having a CTE that is lower than or equal to the first CTE of the core glass layer. A first of the clad glass-ceramic layers is laminated to a first surface of core glass layer and a second of the clad glass-ceramic layers is laminated to a second surface of the core glass layer. Further, a total thickness of the plurality of clad glass-ceramic layers is from about 0.05 mm to about 0.5 mm. In addition, each of the glass-ceramic layers includes: an alumino-boro-silicate glass, 0 mol %≤MoO3≤15 mol %, and 0 mol %≤WO3≤15 mol %, the WO3 (mol %) plus the MoO3 (mol %) is from 0.7 mol % to 19 mol %.

A laminated pane for a window includes (1) a first sheet having a first thickness and a first coefficient of thermal expansion (CTE), (2) a second sheet of an inorganic glass having a second thickness and a second CTE, and (3) a polymer interlayer adhered between the first sheet and the second sheet including a layer of a first polymer material having a first elastic modulus and a layer of a second polymer material having a second elastic modulus, wherein the first CTE is greater than the second CTE, the second thickness is in the range of from 1 down to 0.3 mm, and the first elastic modulus is more than 20 times the second elastic modulus.

The interlayer film for laminated glass of the present invention is an interlayer film for laminated glass that is disposed between an inorganic glass and an organic glass to bond the inorganic glass and the organic glass together, wherein the interlayer film for laminated glass comprises at least a first resin portion and a second resin portion, the interlayer film for laminated glass has a total thickness of 50 μm or more and 2.0 mm or less, a product (kG1′) of a storage modulus (G1′) of the first resin portion measured at 80° C. at a frequency of 1 Hz in a shear mode and a coefficient (k) calculated by the following formula is less than 1.1×10.sup.7 Pa, and a storage modulus (G2′) of the second resin portion measured at 80° C. at a frequency of 1 Hz in a shear mode is larger than 2.5×10.sup.4 Pa,

k=(Cb×Tb)/(Ca×Ta) wherein Ca is a linear expansion coefficient of the inorganic glass, Cb is a linear expansion coefficient of the organic glass, Ta is a thickness of the inorganic glass, and Tb is a thickness of the organic glass.

An insulated glass unit includes a first pane, a second pane, and a third pane between the first and second panes, and a first sealed gap space between the first pane and the third pane and a second sealed gap space between the second pane and the third pane. The third pane comprises first glass sheet having a coefficient of thermal expansion (CTE) over a temperature range 0 to about 300° C. of less than about 70×10.sup.−7/° C.

Aspects of this disclosure relate to a method for selecting an adhesive for bonding a cold-formed glass to a metal substrate and various cold-formed products. In one or more embodiments, the cold-formed products include a structural substrate comprising a curved surface and structural substrate coefficient of thermal expansion (CTE), a cold-formed and curved glass substrate attached to the curved surface with an adhesive, the glass substrate comprising a glass substrate CTE, the structural substrate and adhesive forming a structural substrate/adhesive interface and the glass substrate and the adhesive forming a glass substrate/adhesive interface, wherein the glass substrate CTE and the structural substrate CTE differ, wherein the product withstands overlap shear failure as determined by modified test method ASTM D1002-10 at −40° C., 24° C., and 85° C. and tensile failure as determined by ASTM D897 at −40° C., 24° C., and 85° C. at one or both of the structural substrate/adhesive interface and the glass substrate/adhesive interface.

A strengthened cover glass or glass-ceramic sheet or article as well as processes and systems for making the strengthened glass or glass-ceramic sheet or article is provided for use in consumer electronic devices. The process comprises cooling the cover glass sheet by non-contact thermal conduction for sufficiently long to fix a surface compression and central tension of the sheet. The process results in thermally strengthened cover glass sheets for use in or on consumer electronic products.

A glass element having a thickness from 25 μm to 125 μm, a first primary surface, a second primary surface, and a compressive stress region extending from the first primary surface to a first depth, the region defined by a compressive stress GI of at least about 100 MPa at the first primary surface. Further, the glass element has a stress profile such that it does not fail when it is subject to 200,000 cycles of bending to a target bend radius of from 1 mm to 20 mm, by the parallel plate method. Still further, the glass element has a puncture resistance of greater than about 1.5 kgf when the first primary surface of the glass element is loaded with a tungsten carbide ball having a diameter of 1.5 mm.