A method of assembling a display panel includes laminating a back plate to a display layer to form an untrimmed display panel, the back plate including a metal layer that includes a trimming path defined by one or more line segments having reduced metal content compared to other portions of the metal layer. The method further includes trimming the untrimmed display panel along the one or more line segments to define one or more edges of the display panel. For one or more locations along each of the one or more edges defined by the line segments, the metal layer is flush with the corresponding edge of the display panel.

Strengthened glass articles formed from a glass composition comprising less than 1.0 mol % R.sub.2O, where R is an alkali ion, are disclosed. In various embodiments, the glass articles have a dielectric constant of less than 6.25 and a dielectric loss tangent of less than 0.01 at 30 GHz. Electronic devices, such as consumer electronic products, including the strengthened glass articles, as well as methods of making the strengthened glass articles are also disclosed.

The present disclosure provides a display substrate and a display apparatus, belonging to the field of display technology. The present disclosure provides a display substrate, having a plurality of island regions, bridge regions and clearance regions. The display substrate includes: at least one base including a sub-base and a buffer layer. The sub-base includes a first surface and a second surface opposite to each other, and the buffer layer is disposed on a side of the second surface of the sub-base away from the first surface. In the at least one base, the sub-base of any base has a same orientation. At least one first opening is provided at a position of the buffer layer of the at least one base corresponding to each island region.

A display device includes a substrate with a display area and a bending area; and a luminance sensor. The display area and the bending area each include a pixel circuit including a light-emitting element that is self-luminous. The bending area is bent from the display area. The luminance sensor measures luminance of the light-emitting element in the bending area.

A display device which includes a display panel and a protection member above the display panel. The protection member may include an adhesive layer above the display panel, a first protection layer above the adhesive layer, and a second protection layer between the first protection layer and the adhesive layer. The first protection layer may have a first thickness and a first modulus, and the second protection layer may have a second thickness less than the first thickness and a second modulus less than the first modulus. The minimum value of the second thickness may be 20 μm, and the maximum value of the second thickness may satisfy Equation (1) below. The display device, which includes the protection member including the second protection layer satisfying Equation (1), may improve impact resistance and maintain reliability.

T2.sub.max=(0.13×T1−8.25)×ln M2+0.68×T1−5.1  (1)

A display film includes a transparent glass layer having a thickness of 250 micrometers or less, or in a range from 25 to 100 micrometers. A transparent energy dissipation layer is fixed to the transparent glass layer. The transparent energy dissipation layer has a glass transition temperature of 27 degrees Celsius or less, a Tan Delta peak value of 0.5 or greater, or from 1 to 2 and a Young's Modulus (E′) greater than 0.9 MPa over a temperature range of −40 degrees Celsius to 70 degrees Celsius. In a preferred embodiment, the transparent energy dissipation layer comprises a cross-linked polyurethane layer or a cross-linked polyurethane acrylate layer.

According to one embodiment, a glass may include from about 50 mol. % to about 70 mol. % SiO.sub.2; from about 12 mol. % to about 35 mol. % B.sub.2O.sub.3; from about 4 mol. % to about 12 mol. % Al.sub.2O.sub.3; greater than 0 mol. % and less than or equal to 1 mol. % alkali metal oxide, wherein Li.sub.2O is greater than or equal to about 20% of the alkali metal oxide; from about 0.3 mol. % to about 0.7 mol. % of Na.sub.2O or Li.sub.2O; and greater than 0 mol. % and less than 12 mol. % of total divalent oxide, wherein the total divalent oxide includes at least one of CaO, MgO and SrO, and wherein a ratio of Li.sub.2O (mol. %) to (Li.sub.2O (mol. %)+(Na.sub.2O (mol. %)) is greater than or equal 0.4 and less than or equal to 0.6. The glass may have a relatively low high temperature resistivity and a relatively high low temperature resistivity.

An example electronic device includes a transparent cover; and a flexible display coupled to the cover. The cover may include a first layer including glass; a second layer positioned between the first layer and the flexible display; and a third layer positioned between the first layer and the second layer. The third layer includes a pattern overlapping a folding part of the flexible display and including a plurality of grooves formed in a bonding surface with the second layer, and has a hardness greater than that of the second layer.

Disclosed is a glass-based flexible cover window with improved strength including a planar portion formed so as to correspond to a planar region of a flexible display and a folding portion formed so as to be connected to the planar portion, the folding portion being formed so as to correspond to a folding region of the flexible display, wherein the flexible cover window includes a glass substrate, an adhesive buffer layer formed on the glass substrate, a protective film layer formed on the adhesive buffer layer, and a hard coating layer formed on the protective film layer. The protective film layer is formed on the glass substrate, whereby strength and folding characteristics of the flexible cover window are improved, and inherent texture of glass is maintained while the overall thickness of the flexible cover window is reduced, and therefore aesthetics of the flexible cover window are improved.

A mobile phone screen protector attaching device equipped with a reinforced glass film, which includes: a screen protector attaching device main body, a connector, and a reinforced glass film. The bottom surface of the screen protector attaching device main body is formed with a holding space that matches the contour of the mobile phone and can cover the cell phone. The reinforced glass film is configured inside the area of the holding space with connection to the connector; a stopper is configured inside the area of the holding space; when the screen protector attaching device main body covers the cell phone, of the two relative ends of the reinforced glass film, one end contacts the screen of the cell phone, the other end is separated from the screen of the mobile phone by a gap due to the block of the stopper.