A modular foundation structure for artificial surface systems may include a plurality foundation sections. Each of the foundation section may comprise a structure base layer, an adhesive layer, and an impact and thermal protective layer. The adhesive layer may cover the structural base layer, and the impact and thermal protective layer may be attached to the structural base layer via the adhesive layer. The foundation sections may be provided as separate foundation sections that may be positionable to be attached to one another to form the modular foundation structure. The foundation sections may be attachable one another with a section adhesive. Embodiments may include a connection edge that may be positioned to surround and abut a perimeter of the modular foundation structure. Embodiments may also include an artificial surface layer that may be positioned to cover an upper surface area of the modular foundation structure.

A floor may include a substrate having a top side and a bottom side. A top layer may be provided on the substrate. The top layer may consist of a printed thermoplastic film and a thermoplastic transparent or translucent layer provided on the printed thermoplastic film. The top layer may be directly adhered to the substrate by heat welding the printed thermoplastic film and the top side of the substrate, in the absence of a glue layer. The substrate may be a synthetic material board including a filler. The substrate at least at two opposite edges may include coupling means provided in the synthetic material board. The thermoplastic transparent or translucent layer may be provided with a structure.

A radome structure for a multilayered broadband radome structure is described. The radome structure may include a central core layer comprising a first dielectric constant, an interior intermediate core layer adjacent to an interior side of the central core layer, comprising a second dielectric constant less than the first dielectric constant, an exterior intermediate core layer adjacent to an exterior side of the central core layer, comprising a third dielectric constant less than the first dielectric constant, and an interior outside core layer adjacent to an interior side of the interior intermediate core layer, comprising a fourth dielectric constant less than the second dielectric constant. In some examples of the radome structure described above may further include an exterior outside core layer adjacent to an exterior side of the exterior intermediate core layer, comprising a low dielectric constant.

A laminate 10 includes: a foamed polyurethane layer 11 obtained from a foamable polyurethane resin composition containing an active hydrogen group-containing tin ricinoleate and a phosphorus-containing solid flame retardant; and a coating layer 15 adhered to the foamed polyurethane layer 11 by a polyurethane hot melt adhesive 13 containing a polyurethane prepolymer (I) obtained by using a polyol component (A) and a polyisocyanate component (B) as raw materials, and a catalyst (II).

Provided is an insulation product, optionally in a tubular form, that includes a coated foam insulation layer, where the foam insulation layer has a closed-cell structure. The coating can comprise a thermoplastic elastomer that seamlessly covers and is bonded to an outer surface of the elastomeric foam layer in the absence of an adhesive bonding material to protect the foam insulation layer, e.g., during outdoor insulation applications. A pipe where the insulation product is installed is also provided, as is a method of installing the insulation product, and a method of producing the insulation product.

Disclosed are a sandwich panel capable of being advantageously applied to a body wearable device, and a method of manufacturing the same. The sandwich panel includes: a core; and face sheets attached to both surfaces of the core, wherein the face sheet is made of a two-dimensional auxetic material. The core has a neutral surface in accordance with bending moment and is made of a porous material. The face sheet is made of metal, polymer, ceramic, or a composite material, and has higher density, strength, and rigidity than the core. The method includes: processing face sheets; and attaching the face sheets to both surfaces of a core, wherein the face sheet is processed to have a two-dimensional auxetic structure.

The present invention is directed to a curable polymer comprising: a base acrylic monomer (monomer A); a monomer with bioactive functionality (monomer B); a monomer containing a cross-linker (monomer C). The present invention also relates to a method of making a polymer coating on a solid support. The present invention also relates to a method of preserving a product.

A thermoplastic composite article comprising a porous core layer and an open cell skin disposed on a first surface of the core layer is described. The composite article comprises a noise reduction coefficient of at least 0.5 as tested by ASTM C423-17 and a flame spread index of less than 25 and a smoke development index of less than 150 as tested by ASTM E84 dated 2009.

A sustained release body includes: a substrate containing a vaporizable active ingredient, the substrate having a structure for releasing a vaporized gas of the active ingredient; and a vapor deposition polymerization film directly formed on a first surface that is one end surface of both end surfaces of the substrate in a thickness direction of the substrate, the vapor deposition polymerization film being configured to receive the vaporized gas of the active ingredient from the first surface of the substrate and sustainedly release the vaporized gas.

An interface transition for use in compression in connection with panels where air and/or water penetration is undesirable having a first body, a second body, an adhesive layer positioned intermediate the first body and the second body, and an impregnation into at least the first body, wherein the combination of the bodies, adhesive layer and impregnation reduces the air leakage rate therethrough and moisture infiltration therein after the interface transition is compressed to a width 75% of its uncompressed width. The interface transition may include an extension member for splicing and construction of a four-way intersection.