A fibrous material or composite including a plurality of layers joined to one another, for example, by needlepunching, is disclosed. The fibrous composite generally has an asymmetrical stretch profile, such that the fibrous composite is more extensible in the cross-machine direction than in the machine direction. The fibrous composite may find particular use in forming a cure-in-place pipe liner.

A high modulus composite part is disclosed comprising a polymer resin; and a plurality of high-performance unidirectional glass fibers. The high-performance unidirectional glass fibers have an elastic modulus of at least 89 GPa and a tensile strength of at least 4,000 MPa, according to ASTM D2343-09. The composite part comprises a fiber weight fraction (FWF) of no more than 88% and an elastic modulus of at least 60 GPa, according to ASTM D7205.

The present invention relates to a hybrid wheel for vehicles that comprises a unitary lug structure, with a mount face and a dish section of the lug structure extending therefrom. The lug structure is usually a cast aluminum alloy. A wheel structure comprising a high strength polymer encapsulates a portion of the lug structure dish section. rim ring(s) are included in the wheel structure and are preferably made of a fiber reinforced high strength polymer.

This relates to a composite structural element, in particular a rib or a spar, specifically for use in a torsion box of an aircraft structure such as a vertical tailplane, wherein the structural element defines a coordinate system with a first axis “a” wherein the structural element comprises a substantially planar main section defining a coordinate system with a first axis “a” extending along the longitudinal axis “L” of the structural element and a second axis “b” extending perpendicular to said longitudinal axis “L” within the planar main section and defining an angle of +90° with the first axis “a”, wherein the structural element contains a lay-up of single plies consisting of a fiber-reinforced composite material with a substantially unidirectional fiber orientation.

Methods of manufacturing a belt include laying up a first elastomeric layer of a belt build on a mandrel, laying up a tensile reinforcement layer on the first elastomeric layer, where the tensile reinforcement layer contains cords coated with a water based urethane compound, and laying up a second elastomeric layer on the first elastomeric layer and the tensile reinforcement layer. The belt build may be cured in a profile-forming mold, and afterward, cut to a predetermined belt width and/or length.

Provided is a bushing for manufacturing a three-dimensional composite preform using a tow made of a fiber reinforced polymer. The bushing includes a base plate in which one or more through-holes are formed, and a plurality of spools spaced apart from each other on the base plate. A flat top is formed at an end portion of the spools, and grooves are formed on outer surfaces of the plurality of spools in a circumferential direction thereof.

A process and assembly for producing a two stage injection molded article encapsulating an oriented glass strand mat substrate. A rotary press is incorporated into the injection mold assembly and which enables repetitive repositioning of an intermediate injection molded article into a second mold defining cavity for second stage molding and simultaneous with first stage molding of a subsequent glass strand composite positioned within the first mold cavity.

The present invention concerns Method for producing a unidirectional tape, the method comprising the steps of a) providing an impregnation slurry comprising primary particles and secondary particles, water, optionally an organic carrying medium, optionally an organic compound and optionally a surface active compound, and providing a unidirectional fiber layer having an average interstitial filament distance, wherein the primary particles comprise a first polymer and the primary particles have a particle size equal to or smaller than the average interstitial filament distance, and the secondary particles comprise a second polymer and the secondary particles have a particle size larger than the average interstitial filament distance, b) impregnating the unidirectional fiber layer with the impregnation slurry to form an impregnated unidirectional fiber web comprising an impregnated unidirectional fiber layer and a surface polymer layer, wherein the impregnated unidirectional fiber layer comprises, preferably consists of, the unidirectional fibers and the primary particles, and the surface polymer layer comprises the secondary particles, c) drying the impregnated unidirectional fiber web to obtain a unidirectional tape.

An inspection device includes a storage unit for storing a mechanical property inference model generated by machine learning based on mechanical property information and nondestructive inspection information of a fiber-reinforced first molded article region for which the mechanical property information and the nondestructive inspection information are known, the mechanical property inference model being configured to be input nondestructive inspection information of a second molded article region which is reinforced with reinforcing fibers for predicting unknown mechanical property information of the second molded article region. The inspection device acquires the nondestructive inspection information of the second molded article region; inputs the nondestructive inspection information to the mechanical property inference model; acquire the mechanical property information of the second molded article region predicted by the mechanical property inference model; and outputs the mechanical property information of the second molded article region.

The present invention relates to a reinforcement material including at least one fiber reinforcement associated on at least one of its faces with a porous layer, the porous layer(s) representing no more than 10% of the total weight of the reinforcement material, preferably from 0.5 to 10% of the total weight of the reinforcement material, and most preferably from 2 to 6% of the total weight of the reinforcement material, characterized in that the porous layer contains a partially cross-linked thermoplastic polymer. Another object of the invention is a precursor material of such a reinforcement material, as well as their preparation method and the methods for manufacturing a preform or a composite part from such materials.