Abstract: Disclosed herein is a composite sandwich panel that includes a first face portion with fully consolidated comingled first fibers and a first thermoplastic matrix. The composite sandwich panel also includes a second face portion with fully consolidated comingled second fibers and a second thermoplastic matrix. Additionally, the composite sandwich panel includes at least one core portion with partially consolidated comingled third fibers and a third thermoplastic matrix. The at least one core portion is interposed between the first and second face portions. The first thermoplastic matrix is melded with the third thermoplastic matrix and the second thermoplastic matrix is melded with the third thermoplastic. A density of the fibers across a thickness of the composite panel is non-uniform.

Abstract: Disclosed are various embodiments of a structural reinforcement system. The system reinforces hollow cavities within various products to increase the structural rigidity of the product. The system generally includes a rigid carrier, a bonding material, and an insert. The rigid carrier provides the primary structural reinforcement within the cavity, and also serves as a substrate to carry the bonding material. The insert is provided to increase the structural rigidity of the reinforcement system.

Abstract: A lightweight composite pane is provided that includes a mineral glass or glass-ceramic pane and an organic layer. The weight per unit area of the lightweight composite pane is in the range from 0.5 kg/m2 to 5.5 kg/m2, the ratio of the thickness of the mineral glass pane to the thickness of the organic layer is 1:0.01 to 1:1, and the thickness of the organic layer is less than or equal to 500 ?m. The lightweight composite pane meets the thermal safety requirements of aerospace authorities and has a “Total Heat Release,” measured in compliance with JAR/FAR/CS 25, App. F, Part IV & AITM 2.0006, of less than 65 kW×min/m2 and a flame time, after removal of the flame in the “Vertical Bunsen Burner Test”, measured in compliance with FAR/JAR/CS 25, App. F, Part 1 & AITM 2.0002A, is less than 15 seconds.

Abstract: A multi-chemistry structure includes: a plurality of interconnected polymer struts arranged in a lattice; a first layer of the lattice including a first array of first unit cells; a second layer of the lattice including a second array of second unit cells; at least one region of the lattice being formed of a first polymer; and at least one region of the lattice being formed of a second polymer different from the first polymer.

Abstract: Breathable, thermoplastic films, laminates, and methods of making films having a basis weight less than or equal to 15 gsm and a water vapor transmission rate of at least about 500 grams H2O/24-hour/m2, wherein the film has a ratio of the MD load at break to the CD load at break of less than about 10, and at least one of a machine-direction notched Elmendorf tear strength of at least about 5 g or a machine-direction notched trapezoidal tear strength of at least about 15 g.

Abstract: Breathable, thermoplastic films, laminates, and methods of making films having a basis weight less than or equal to 15 gsm and a water vapor transmission rate of at least about 500 grams H2O/24-hour/m2, wherein the film has a ratio of the MD load at break to the CD load at break of less than about 10, and at least one of a machine direction notched Elmendorf tear strength of at least about 5 g or a machine direction notched trapezoidal tear strength of at least about 15 g, are disclosed.

Abstract: A panel includes a structural substrate and a damping element including a viscoelastic material (VEM) layer coupleable to the structural substrate of the aircraft, and a constraining layer coupled to the VEM layer. The VEM layer is configured to dampen a vibration of the structural substrate. The constraining layer is configured to apply a shear force to the VEM layer.

Abstract: A maintenance-free stone tile is provided in which a super hard coating film having a pencil hardness corresponding to 12H or more (preferably to 12 to 15H) is used to produce a finish having a deep material feeling and a high quality, and glossiness of 80 or more, and be further able of keeping the coating layer good in water resistance, antifouling property, slipperiness, adhesiveness and no crack, over a long term, on a surface of a stone tile, such as a marble, artificial stone, terrazzo or ceramic tile. The tile is a stone tile having an inorganic coating layer causing a surface of the stone to have a pencil hardness of 12H or more and a mirror surface glossiness of 80 or more.

Abstract: There is provided a cover window including a first region; and second regions at both sides of the first region, wherein the first region has a stiffness being different from the second regions, and the stiffness of an interface region between the first region and the second region is gradually changed.

Abstract: A heat shield includes a substrate having a surface; and a benzoxazine composite material disposed onto the surface of the substrate, the benzoxazine composite material comprising a benzoxazine compound and a reinforcing fiber.

Abstract: The present disclosure provides a carbon fiber dome. The carbon fiber dome includes at least two carbon fiber prepreg layers. The at least two carbon fiber prepreg layers include carbon fiber prepregs made by at least two weaving methods. In addition, the present disclosure provides a method for manufacturing the carbon fiber dome as described above. The method includes the following steps: using prepreg resin to pre-impregnate carbon fiber materials made by at least two weaving methods; and pre-impregnating the carbon fiber materials made by at least two weaving methods for bonding each other.

Abstract: A core element is provided, having the shape of a block with a first surface, a second surface situated opposite the first surface, mutually facing longitudinal side faces, and mutually facing transverse side faces. The first surface is provided with the first groove that is a continuous groove which extends parallel to the longitudinal side faces. The longitudinal side faces are provided with the side wall grooves, the side wall grooves being continuous side wall grooves which extend between the first surface and the second surface and are separated from the first groove in the first surface.

Abstract: Disclosed is a water-repellent film 102 including a substrate 100, and a water-repellent organic material provided on the substrate 100, in which a plurality of regions having different concentrations of the water-repellent organic material are formed, and each of the regions having different concentrations continuously exists in a film thickness direction from a boundary surface with respect to the substrate to a surface of the water-repellent film. Preferably, in the regions having different concentrations, a region having a relatively higher concentration 102a is formed into the shape of a column, and a region having a relatively lower concentration 102b than that of the columnar region exists around the columnar region.

Abstract: Disclosed are various embodiments related to a bonding member that bonds components of an electronic device. An electronic device may include a tape member that include: a first bonding layer and a second bonding layer. One of the first bonding layer and the second bonding layer comprises a material having a bonding force in a selected range in a predetermined temperature range.

Abstract: A chromium-based oxidation protection layer for substrates that are subjected to high temperatures in which the layer includes a chromium-containing layer system that has a base layer and a functional layer, the base layer is situated between the substrate and the functional layer, the base layer contains at least mostly chromium nitride, and the functional layer contains chromium oxide. According to certain embodiments, the chromium-containing layer system has a functional layer having a multilayer structure that includes alters deposited individual layers A and B, the composition of the individual layers A differs from the composition of the individual layers B, the individual layers A contain at least mostly aluminum chromium nitride or chromium nitride, and the individual layers B contain at least mostly aluminum chromium oxide or chromium oxide or aluminum chromium oxynitride or chromium oxynitride.

Abstract: A laminated structure for use in retrofit building construction (partition, wall, ceiling, floor or door) that exhibits improved acoustical sound proofing characteristics while being optimized for efficient installation. The laminated structure includes a panel with at least one layer of viscoelastic glue, or fire-resistant, viscoelastic glue, which functions both as a glue and an energy dissipating layer. In one embodiment, the laminated structure to be attached to an existing wall in some embodiments includes standard paper-faced gypsum board. In another embodiment the to-be-applied laminated structure includes a cement-based board, and in yet another embodiment the to-be-applied laminated structure includes a cellulose-based board. Once the laminated structure is installed on an existing wall or other partition, the resulting structure greatly attenuates transmitted noise and minimizes the labor required for installation and finishing.

Abstract: A heat diffusion sheet 2 has a configuration in which a composite adhesive film is formed on a surface of a graphite sheet 10 having a thickness of 300 ?m or more and 2,000 ?m or less. This composite adhesive film has a configuration in which (A) an acrylic adhesive layer that has a thickness of 5 ?m or more and 15 ?m or less and does not contain a thermally conductive material, (B) a polyester film having a thickness of 20 ?m or more and 60 ?m or less, and (C) a silicone adhesive layer that has a thickness of 2 ?m or more and 25 ?m or less, does not contain a thermally conductive material, and has a peel strength of 0.005 N/cm or more and 1.0 N/cm or less are sequentially layered on the graphite sheet 10.

Abstract: Disclosed is a transparent, flame-retardant thermally-insulating, UV-blocking polymer composite film, comprising sequentially from the top: a flame retardant layer, a base layer, a thermal insulation layer, and a UV-blocking layer, having a total film thickness of 1 ?m to 500 ?m, visible light transmittance greater than 80%, UV light transmittance less than 1%, and near-infrared transmittance less than 10%. Also disclosed is a preparation method for the present transparent, flame retardant thermally-insulating, UV-blocking polymer composite film, the technical processes whereof are simple and easy to execute, involve low production costs, and are suitable for industrial mass production.

Abstract: A packaging system for honeycomb assemblies, each including a honeycomb body and reinforcing tube held together by an interference fit or axial compression achieved by thermal expansion coefficient differences between the honeycomb body and reinforcing tube. The reinforcing tube then protects the honeycomb body, facilitating a compact and structurally-strong package.

Abstract: A touch fastener loop material has a non-woven web of fibers forming both a base and a field of high-tenacity hook-engageable loops extending outward from one broad side of the base. The fibers are distributed such that the field of loops has a particular fiber volume distribution as a function of elevation above the base.