A combination of materials that may be formed through an extrusion process. The resulting product has at least two layers. By coextruding multiple layers of at least two types of materials together, the final product may have improved mechanical, thermal, electrical, and other properties as compared to the original materials used. Additionally, by using an additive, filler, or doping material in at least one layer of the final product during the extrusion process, the mechanical, thermal, electrical, or other properties of the final product may be further improved.

Described herein is a building panel comprising a body comprising a first fibrous material comprising inorganic fiber, a non-woven scrim coupled to the body; and wherein the non-woven scrim has a thickness ranging from about 8 mils to about 20 mils.

A composite pane includes first and second panes, a layer stack arranged therebetween including a first thermoplastic intermediate layer, a separating layer, an adhesive layer, a photopolymer layer having a holographic element, a carrier layer, and a second thermoplastic intermediate layer. The carrier layer contains polyethylene terephthalate, polyethylene, polymethyl methacrylate, polyvinyl chloride, and/or cellulose triacetate and has a thickness of 20 μm to 100 μm. The carrier layer is arranged directly adjacent the photopolymer layer. The separating layer contains polyethylene terephthalate, polyethylene, polymethyl methacrylate, polycarbonate, polyamide, polyvinyl chloride, and/or cellulose triacetate and has a thickness of 10 μm to 300 μm. The adhesive layer is arranged directly adjacent the photopolymer layer and the separating layer.

A method for electrically controlling at least one functional element having electrically controllable optical properties, wherein the optical properties are controlled by a control unit, wherein the control unit is connected to at least two transparent flat electrodes of the functional element, and an electrical voltage is applied between the flat electrodes by the control unit, wherein the electrical voltage has a periodic signal profile with a first, variably adjustable frequency and the glazing unit is surrounded by light beams of a second frequency, and wherein the light beams are sensed by a sensor unit and the first frequency is changed as a function of the second frequency, wherein the first frequency is synchronized with the second frequency.

In the phenolic resin foam laminate board (10), a surface material (2) is arranged on at least one of one side of a phenolic resin foam (1) and the back side of the one side. The phenolic resin foam (1) has a density of not less than 22 kg/m.sup.3 and not more than 50 kg/m.sup.3, a cell diameter of not less than 50 μm and not more than 170 μm, and a closed cell ratio of not less than 80%. When HCFO-1224yd(Z), aliphatic hydrocarbons having a carbon number of 6 or less, chlorinated saturated hydrocarbons having a carbon number of 5 or less, and hydrofluoroolefin are gas components, the phenolic resin foam contains only HCFO-1224yd (Z) as a gas component. A cell internal pressure of air bubble is 0.20 atm or more.

Described herein is a stain and sag resistant acoustic building panel comprising a porous body formed from building material and latex binder, wherein the building material may include fibers and filler and at one of the building materials has been pre-treated with a charge-modifying component, thereby enhancing the sag-resistance of the building panel.

The present invention is directed to an improved gypsum board, such as an improved sound damping gypsum board. The gypsum board comprises a gypsum core including gypsum and a sound damping polymer. The gypsum core includes a first gypsum layer surface and a second gypsum layer surface opposing the first gypsum layer surface. In addition, a first encasing layer is disposed on the first gypsum layer surface and a second encasing layer is disposed on the second gypsum layer surface.

A building construction product with an electroconductive surface, the building construction product comprising a core with one or more surfaces covered by an electroconductive paper comprising carbon fibers, the electroconductive paper being attached to the one or more surfaces of the core. Methods and materials for producing the building construction products with an electroconductive surface and products and methods for shielding an area from electromagnetic waves.

Disclosed herein is an insulated panel for facilitating post-tensioning of the insulated panel, in accordance with some embodiments. Accordingly, the insulated panel may include a frame, a first layer, a second layer, a second layer, a third layer, a fourth layer, and a fifth layer. Further, the frame may include a frame-end arranged in an arrangement forming an interior space. Further, the first layer of a building material is disposed in the interior space. Further, the second layer of an insulating material is disposed on the first layer. Further, the third layer of a cable is disposed on the second layer. Further, the fourth layer of the insulating material is disposed on the third layer. Further, the fifth layer of the building material is disposed on the fourth layer. Further, at least one of the first layer and the fifth layer may be cured for producing the insulated panel.

Provided are a composite material and a preparation method therefor. The composite material comprises: a base layer; a first plant fibre fabric located on the upper surface of the base layer; optionally, a second plant fibre fabric located on the lower surface of the base layer; and resins present in each layer. The composite material has a decorative performance and an improved mechanical performance.