A method for manufacturing a concentrating photovoltaic solar sub-module equipped with a reflective face having a concave predefined geometric shape, wherein it includes laminating, in a single step, a multi-layer assembly comprising in succession: a structural element equipped with a reflective first face and a second face, opposite the first; a layer of a material of good thermal conductivity, higher than that of the material from which the structural element is composed, the layer being placed on the second face of the structural element; a layer of encapsulant or of adhesive; a photovoltaic receiver, the layer of encapsulant or of adhesive being placed between the layer of a material of good thermal conductivity and the receiver; a layer made of transparent encapsulating material, covering at least the entire surface of the photovoltaic receiver; and a transparent protective layer covering the layer made of transparent encapsulating material; and during the lamination, the reflective face of the structural element is shaped by being brought into contact with a convex surface of a counter-mold, in order to obtain the reflective face of concave predefined geometric shape.

Proposed is a composite material with a helical structure and, more particularly, a composite material with a helical structure that has a vibration absorption property. The composite material includes a laminated structure formed by stacking a plurality of sheet layers on top of each other. The structural structure has a helical structure in which two adjacent sheet layers are slid with respect thereto with a predetermined angle being made therebetween in a stacking direction, and the predetermined angle α is less than 45°

Laminated parts are described that include a core, a fiber layer arranged on each side of the core and impregnated with a polyurethane resin, and an outer layer that at least partially coats at least one of the polyurethane impregnated fiber layers, in which the outer layer is the cured reaction product of a reaction mixture that includes: (1) a polyisocyanate, (2) a polyether polyol having a molecular weight of 800 Da to 25,000 Da and a functionality of 2 to 8, and (3) a fatty acid ester having isocyanate-reactive functionality. Methods of producing such laminated parts are also described.

The present invention relates to a resin composition including an acrylic polymer (A) and a thermosetting resin (B), wherein a phase separation structure of a first phase containing the acrylic polymer (A) and a second phase containing the thermosetting resin (B) is formed, and an average domain size of the second phase is 20 μm or less.

A multiaxial fabric resin base material includes a multiaxial fabric base material laminate impregnated with a thermosetting resin (B), the multiaxial fabric base material laminate including fiber bundle sheets layered at different angles, the fiber bundle sheets including unidirectionally aligned fiber bundles stitched with stitching yarns composed of a thermoplastic resin (A), the multiaxial fabric base material laminate being penetrated in the thickness direction by other bodies of the stitching yarns, and being stitched with the other bodies of the stitching yarns such that the yarns reciprocate at predetermined intervals along the longitudinal direction, the thermoplastic resin (A) constituting the stitching yarns having a softening point, the softening point being higher than the resin impregnation temperature of the thermosetting resin (B).

A sandwich-type, composite component having a sprayed backside protective coating is provided. The component includes a first outer layer having an outer surface, a second outer layer and a core positioned between and bonded to the outer layers and having a plurality of cavities. The protective coating is integrally formed from an elastomeric material. The material is sprayed to form the coating and the coating is bonded to the outer surface by curing. The component may be a vehicle interior component such as a vehicle load floor component.

Compositions and methods for amorphous high temperature polyketone polymers incorporating 2H-benzimidazol-2-one with dihalobenzophenone and bis(halobenzoyl)benzene as comonomer units are described herein. The polyketones polymers have advantageous properties, particularly in terms of high glass transition temperatures (T.sub.g), inherently flame resistance, good mechanical properties at elevated temperature, chemical resistance and dimensional stability in wet environment. The polymers are suitable for manufacturing high temperature molded systems and other articles of manufacture via injection molding, extrusion, compression molding, coating, blow molding, thermoforming, rotational molding and additive manufacturing.

A graphite sheet having a ratio of thermal diffusivity in horizontal and vertical directions of 300 or more is disclosed. Also, a graphite sheet having a ratio of thermal diffusivity in a vertical direction of 2.0 mm.sup.2/s or less is disclosed. The graphite sheet has excellent thermal conductivity in horizontal and vertical directions and excellent flexibility at the same time and can be produced at low manufacturing cost, thereby holding an economic advantage.

Load-bearing apparatus/systems for location in the vicinity of energized power lines are provided. The apparatus includes a base member. The base member has an upper layer and a backing surface layer. An uppermost surface of the upper layer is adapted to support on it at least power line workers and/or related stringing equipment. At least the uppermost surface of the upper layer is adapted to be electrically conductive. Methods for forming the apparatus are also provided.

A hybrid part includes a base structure and a plurality of layers of additive manufacturing material disposed on and attached to the base structure. The base structure may includes a plurality of sheets of base material, and/or a base formed by any non-additive manufacturing method. A method of forming a hybrid part includes providing a base structure that includes either or both of: a) a plurality of sheets of base material, and b) a base formed by a non-additive method. The method further includes disposing a plurality of layers of additive manufacturing material, layer by layer, onto the base structure.