A laminated body, containing a fiber-reinforced resin, in which a fiber-reinforced thermoplastic resin layer (1) containing fiber bundle of reinforcing fibers and a first thermoplastic resin, and a resin layer (2) containing a second thermoplastic resin, are alternately laminated, to form the fiber-reinforced resin, and the ratio of the indentation elastic modulus E.sub.IT-B of the first thermoplastic resin portion of the laminated body with respect to the indentation elastic modulus E.sub.IT-C of the second thermoplastic resin is 1.5 or more and 5.0 or less; a fiber-reinforced composite resin material; and a method of producing these.

A multi-layer friction reducing tape, including: a foil layer including a metal, polymer, or hybrid-metal-polymer; an under layer disposed on the foil layer; an adhesion promoting layer contiguous with a surface of the under layer; a functional layer that includes a fullerene based composite, a diamond based material, diamond-like-carbon (DLC), or combinations thereof, wherein the functional layer is contiguous with a surface of the adhesion promoting layer; and a tape, including an adhesive layer and a backing material, wherein the adhesive layer is attached to a surface of the foil layer opposite the under layer.

A composite structure includes a plurality of laminate layers containing resin reinforced with carbon fiber; and a laminate coated with a metallic layer integrated with a transition metal oxide that is laid up as a topmost layer of the plurality of laminate layers. The plurality of laminate layers and the coated laminate are cured to form a composite material in a defined process to (i) integrate the transition metal oxide in the composite material, (ii) utilize transformed magnetic properties of the transition metal oxide to integrate the transition metal oxide into the metallic layer to coat the laminate, and (iii) utilize transformed optical properties of the transition metal oxide to achieve infrared shielding beyond a phase transition temperature of the transition metal oxide.

A coated component having a composite substrate and a coating system disposed thereon is provided. The coating system is substantially non-porous such that hydrocarbon fuel or other carbonaceous fluids are prevented from contacting and impregnating the polymer matrix composite material. The coating system can include an aluminum layer or a film layer comprising a polyethylene film or a polypropylene film. Also provided is a composite fan casing for a gas turbine engine having a polymer matrix composite substrate and a coating system disposed thereon. Methods for forming a containment assembly of a gas turbine engine are provided.

A method for manufacturing a photoacoustic ultrasound generator includes forming an uncured prepolymer polydimethylsiloxane (PDMS) film on a substrate, spraying a solution of light-absorbing nano-particles onto a surface of the uncured PDMS film, and then permeating and diffusing the light-absorbing nano-particles into the uncured PDMS film; and curing the uncured PDMS film containing the light-absorbing nano-particles distributed therein to form a composite film of nano-particles and PDMS.

Disclosed herein are articles comprising: (a) a glass micro sheet having top and bottom surfaces and a thickness of about 0.001 to about 0.040 inches; and (b) a layer comprising a plurality of composite layers, the layer having top and bottom surfaces, wherein the bottom layer of the glass micro sheet is bonded to the top surface of the layer comprising a plurality of composite layers; and wherein the (Ra) of the top surface of the glass micro sheet is 1 nm<Ra<1 μm, and methods of making same.

Fiber-reinforced nonwoven composites having a wide variety of uses (e.g., leisure goods, aerospace, electronics, equipment, energy generation, mass transport, automotive parts, marine, construction, defense, sports and/or the like) are provided. The fiber-reinforced nonwoven composite includes a plurality of carbon fibers and a polymer matrix. The plurality of carbon fibers have an average fiber length from about 50 mm to about 125 mm. The fiber-reinforced nonwoven composite comprises a theoretical void volume from about 0% to about 10%.

Fire protection glazing made of two or more glass panes spaced apart from each other by a spacer. A fire protection material and the spacer are arranged in an intermediate space between the two glass panes. A secondary seal encloses the fire protection material and the spacer in the intermediate space. The secondary seal thereby has an intumescent and a cooling fire protection property. Exclusively the fire protection material, the spacer, optionally having an optional spacer attachment for attaching the spacer to the glass pane, and the secondary seal can be arranged in the intermediate space between the two glass panes.

The present invention relates to a spar cap for a wind turbine blade comprising a plurality of pre-cured fibre-reinforced elements and a plurality of interlayers. The plurality of pre-cured fibre-reinforced elements include a first pre-cured fibre-reinforced element and a second pre-cured fibre-reinforced element and the plurality of interlayers include a first interlayer comprising a first plurality of fibres embedded in a first cured resin. The first interlayer is being arranged between the first pre-cured fibre-reinforced element and the second pre-cured fibre-reinforced element. The first plurality of fibres have a first elastic modulus, the first cured resin has a second elastic modulus, the first and/or second pre-cured fibre-reinforced elements have a third elastic modulus, and the first interlayer has a fourth elastic modulus. The ratio between the first elastic modulus and the second elastic modulus is between 1:4 and 4:1 and/or the ratio between the third elastic modulus and the fourth elastic modulus is between 1:4 and 4:1.

An impact attenuation system comprises an aluminum honeycomb sheet having a top surface and a bottom surface. The aluminum honeycomb sheet defines a plurality of approximately hexagonally shaped cells. The bottom surface defines a single sheet of contiguous cells and the top surface defines two or more islands of contiguous cells separated by one or more slits. At least a portion of one or both of the top surface and bottom surface may be covered by a polymer skin. The polymer skin may comprise carbon fibers and/or fiberglass.