A foam sheet core, including a plurality of foam sheet walls defining an array of hollow cells, wherein the plurality of foam sheet walls are bonded together to form the array of hollow cells, each of the plurality of foam sheet walls has a thickness from about 0.002 inches to about 0.08 inches, and each of the plurality of foam sheet walls has an average height from about 0.05 inches to about 5 inches.

A polarizing plate and an optical display apparatus including the same are provided. A polarizing plate includes a polarizer and a protective film stacked on at least one surface of the polarizer, and the polarizer includes a hydrophobic polyvinyl alcohol resin, the polarizer has a surface roughness (Ra) of about 10 nm or less on a surface thereof facing the protective film, and the polarizing plate has a maximum metal ion-infiltration length of about 400 μm or less between the polarizer and the protective film when metal powder-containing pastes are deposited on a surface of the polarizing plate in a thickness direction thereof and left at 60° C. and 95% relative humidity (RH) for 240 hours.

Disclosed is a method for producing a structural element by joining together at least two separately produced parts where at least one part is made of concrete by cutting it from a volume of concrete and where all parts extend over the entire length of the structural element; a method for producing a staircase by joining together at least two separately produced staircase parts, which are cut from a volume of material and extend over the entire length of the staircase, and a structural element and a staircase which have been produced in this way.

A transparent polymer film for light redirection includes a carrier layer and a structured layer in optical contact with each other. The structured layer has a multitude of curved metallic micromirrors, which are parallel to each other and encapsulated in a transparent material and separated by a periodicity distance (p) of 10 to 1000 micrometer parallel to the film surface. 50% or more of the micromirrors’ surfaces have a cross section, perpendicular to the film surface, in the form of elliptic arcs, whose radii are from the range 5 p to 25 p, and the micromirrors are arranged in a depth (d) perpendicular to the film surface from the range 1.6 p to 3.0 p, especially 2 p to 2.5 p. Glazings can be equipped with the film.

A laminate includes a polycarbonate substrate and an ultraviolet hard coat film disposed on the polycarbonate substrate. The ultraviolet hard coat film may include a polyethylene terephthalate (PET) layer, an adhesive interposed between the PET layer and the polycarbonate substrate, and an exterior hard coat disposed on the PET layer opposite the polycarbonate substrate. The exterior hard coat may include UV stabilizers. The laminate may include additional ultraviolet hard coat films stacked on the ultraviolet hard coat film. The laminate may be thermoformed into the shape of a curved vehicle windshield.

A windshield for a vehicle and a method for manufacturing the windshield are provided in the disclosure. The windshield includes an outer glass panel, an inner glass panel, and an intermediate adhesive layer. An opaque masking layer is disposed on at least one surface of the windshield. The opaque masking layer includes a dark ceramic-ink layer and an ultraviolet-drying ink layer. The dark ceramic-ink layer has a first no-ink region, the ultraviolet-drying ink layer is located in the first no-ink region, the ultraviolet-drying ink layer has a light transmitting region. According to the disclosure, an optical quality of the light transmitting region can be ensured, a diopter of the light transmitting region is less than or equal to 200 mdpt.

An electronic device is provided. The electronic device includes a backboard, a circuit board disposed on the backboard, a light source disposed on the circuit board, a housing disposed on the backboard, and a panel disposed on the housing. The panel contacts the housing, and the light source and the circuit board are disposed between the panel and the backboard.

Disclosed embodiments generally relate to a transaction card with a fabric inlay. The transaction card may include a housing component having a first housing surface opposite a second housing surface and an inlay component having a first inlay surface opposite a second inlay surface. The inlay and housing may be joined along the second inlay surface and the first housing surface. In addition, the first inlay surface may include a fabric material and a backer layer configured to support the fabric material of the first inlay surface.

A method for manufacturing a concentrating photovoltaic solar sub-module equipped with a reflective face having a concave predefined geometric shape, wherein it includes laminating, in a single step, a multi-layer assembly comprising in succession: a structural element equipped with a reflective first face and a second face, opposite the first; a layer of a material of good thermal conductivity, higher than that of the material from which the structural element is composed, the layer being placed on the second face of the structural element; a layer of encapsulant or of adhesive; a photovoltaic receiver, the layer of encapsulant or of adhesive being placed between the layer of a material of good thermal conductivity and the receiver; a layer made of transparent encapsulating material, covering at least the entire surface of the photovoltaic receiver; and a transparent protective layer covering the layer made of transparent encapsulating material; and during the lamination, the reflective face of the structural element is shaped by being brought into contact with a convex surface of a counter-mold, in order to obtain the reflective face of concave predefined geometric shape.

Disclosed is a display apparatus including a display panel and a cushion plate disposed under the display panel. The cushion plate may include a porous member and a reinforcing plate. A step in a side area of the display apparatus may be removed, thereby improving impact absorption ability and rigidity.