A floor panel may include a substrate and a top layer located above the substrate. The substrate may include a closed cell foamed synthetic material layer with fillers. The closed cell foamed synthetic material layer may have an average density of more than 300 kilograms per cubic meter. The top layer may include a back layer, a printed synthetic material film located above the back layer, and a transparent or translucent synthetic material wear layer located above the printed synthetic material film. The back layer may include a vinyl compound with fillers. The back layer may have a thickness of at least 45 percent of the thickness of the top layer. The floor panel may be rectangular and oblong and may include a pair of long edges and a pair of short edges. The floor panel may include first mechanical coupling parts at the pair of long edges and second mechanical coupling parts at the pair of short edges. The first mechanical coupling parts may allow a horizontal and vertical locking of two of such floor panels using a turning movement along the respective long edges. The first mechanical coupling parts may include a tongue and a groove. The groove may be flanked by an upper lip and a lower lip. The first mechanical coupling parts may include a vertical locking mechanism having a vertically active locking surface at the upper side of the tongue and the lower side of the upper lip, respectively. The first mechanical coupling parts may include a horizontal locking mechanism having a horizontally active locking surface at the lower side of the tongue and the upper side of the lower lip, respectively. The horizontally active locking surfaces and the vertically active locking surfaces may be formed in the material of the closed cell foamed synthetic material layer.

A hose assembly with reduced axial stress including an underlying hose, such as a composite hose, and one or more elongate matrices extending over a portion of the hose along an axis of vibration. The elongate matrices can be an extruded, molded, or braided matrix formed of engineered fibers, metallic materials, and/or elastomeric materials formulated to impart a desired amount of rigidity along an axis of vibration to which it is applied. The elongate matrix can be a composite matrix including one or more rigid members, such as wire rods, embedded in an elastomeric matrix which is chemically and/or mechanically coupled to the underlying hose.

Certain embodiments described herein are directed to composite materials effective for use in deep draw processes. In some examples, the composites can be used to provide vehicle panels such as, for example, vehicle underbody panels. In some configurations, the composite comprises a fiber reinforced polymer core and a skin material disposed on at least some portion of the fiber reinforced polymer core, in which the skin material comprises a basis weight of at least 65 g/m2 and an elongation at break of at least 20%.

Described herein is an anti-reflective film including: a hard coating layer; and a low-refractive layer containing a binder resin and hollow inorganic nanoparticles and solid inorganic nanoparticles dispersed in the binder resin. The hollow and solid inorganic particles are dispersed in the low-refractive layer such that the amount of the solid inorganic nanoparticles positioned close to an interface between the hard coating layer and the low-refractive layer is larger than that of the hollow inorganic nanoparticles. Also described is a manufacturing method of the anti-reflective film including: applying a resin composition containing a photopolymerizable compound or a (co)polymer thereof, a fluorine-containing compound including a photoreactive functional group, a photoinitiator, hollow inorganic nanoparticles, and solid inorganic nanoparticles on a hard coating layer, and drying the applied resin composition at a temperature of 35 C. to 100 C.; and photocuring the dried resin composition.

Nanocomposite films comprising conductive nanofiller dispersed throughout a polymer matrix and further comprising at least two surfaces with differing amounts of filler and differing electrical resistivity values are provided. In particular, nanocomposites comprising polyvinyl alcohol as the polymer matrix and nanosheets and/or nanoplatelets of graphene as the conductive filler are provided. In addition, a process for forming the nanocomposites, methods for characterizing the nanocomposites as well as applications in or on electrical and/or electronic devices are provided.

A composite article includes a laminate structure of at least first and second fiber layers. Each of the layers includes a network of primary reinforcement fibers disposed in a matrix. The layers are bonded to each other along an interface of the matrices. The matrices include a concentration of secondary reinforcement particles locally at the interface to strengthen the interface.

Provided is a rotor blade that may include a first layer having first plurality of fibers oriented at first angle of about 10 to 30 degrees relative to a long axis of the rotor blade, a second plurality of fibers oriented at a second angle of about 60 to 75 degrees relative to the first plurality of fibers, and a third plurality of fibers oriented at a third angle of about 60 to about 75 degrees relative to the second plurality of fibers.

To provide a palette, etc. on which an article is placed, including: a foamed synthetic resin-base material; and a polyurea-resin coating layer covering a front surface of the base material; and manufactured by a method including: injecting a polyurea-resin coating material onto a front surface of a foamed synthetic resin-base material; and drying the coating material after the injecting. The injecting may have injecting the coating material onto all surfaces of the base material. A thickness of the coating material formed on a front surface of the base material in the injecting may be controlled proportionally to an expansion ratio of the foamed synthetic resin. The thickness of the coating material may be controlled by adjusting a speed of conveyance of the base material and/or a distance between an injection port for the coating material and the base material. Heating-pressing the base material may further be included before the injecting.

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.

Articles, such as sanitary tissue products, including fibrous structures, and more particularly articles including fibrous structures having a plurality of fibrous elements wherein the article exhibits differential cellulose content throughout the thickness of the article and methods for making same are provided.