B32B2307/718

Reduced weight, multi-layer roofing shingles and methods for installing them
11708696 · 2023-07-25 · ·

One aspect of the disclosure is roofing shingle including a shim layer having a top surface, a first side edge, and a second side edge positioned opposite the first side edge. The roofing shingle also includes a top shingle layer at least partially laminated to the top surface of the shim layer, where the top shingle layer includes a first side edge offset a sidelap distance from the first side edge of the shim layer such that a side portion of the top surface of the shim layer is exposed, and a second side edge extending beyond the second side edge of the shim layer so as to overlap the second side edge of the shim layer by the sidelap distance.

VEHICLE INTERIOR PART AND HEATED MOULD COMPRESSION FORMING PROCESS THEREOF
20230234344 · 2023-07-27 ·

A vehicle interior part includes a substrate, a first outer layer, a second outer layer, an upper reinforcement layer, a lower reinforcement layer, and a bottom fabric layer, where a first surface and a second surface of the substrate are bonded to a first surface of the upper reinforcement layer and a first surface of the lower reinforcement layer, respectively, a second surface of the upper reinforcement layer is bonded to a first surface of the first outer layer, a second surface of the first outer layer is bonded to the second outer layer, and a second surface of the lower reinforcement layer is bonded to the bottom fabric layer.

FIBER-REINFORCED RESIN MOLDED BODY AND PRODUCTION METHOD THEREOF, FIBER-REINFORCED RESIN MOLDING PREPREG, FIBER-REINFORCED MOLDED BODY AND PRODUCTION METHOD OF FIBER-REINFORCED MOLDED BODY AND RESIN SHEET, FIBER-REINFORCED SANDWICH COMPOSITE, AND PRODUCTION METHOD OF FIBERREINFORCED MOLDED BODY

In a method for producing a fiber-reinforced resin molded body (10) by heat-compressing fiber substrates (11A to 11D) together with a thermosetting resin (15) so that the thermosetting resin (15) is impregnated into the fiber substrates (11A to 11D) and cured, a thermosetting resin powder (15A) is disposed in contact with at least one surface of the fiber substrates (11A to 11D), the fiber substrates (11A to 11D) are heat-compressed together with the thermosetting resin powder (15A) by a mold (30) so that the thermosetting resin powder (15A) is melted, impregnated into the fiber substrates (11A to 11D), and cured. Also disclosed is a fiber-reinforced resin molded body as well as a vehicle or airframe including a fiber-reinforced resin molded body.

ZINC PLATED STEEL SHEET HAVING EXCELLENT FATIGUE STRENGTH OF ELECTRICAL RESISTANCE SPOT WELDS, AND MANUFACTURING METHOD THEREOF
20230002845 · 2023-01-05 · ·

The present disclosure relates to a zinc plated steel sheet having excellent fatigue strength of electrical resistance spot welds and a method for manufacturing the same. According to an aspect of the present disclosure, a zinc plated steel sheet includes a base steel sheet and a zinc-based plating layer formed on a surface of the base steel sheet, wherein a concentration profile of one or two of oxygen, and silicon and manganese measured in a depth direction from the surface of the base steel sheet has a maximum point in the depth direction from the surface, and an absolute value of a difference between a depth at which the maximum point of the concentration profile of oxygen is formed and a depth at which the maximum point of the concentration profile of one of silicon and manganese is formed is 0.5 μm or less.

PREPREG, LAMINATE, AND INTEGRATED PRODUCT

A prepreg includes composition elements [A], [B], and [C] described below,

[A] a reinforcing fiber,

[B] a thermosetting resin, and

[C] a thermoplastic resin.

[B] contains a thermoplastic resin having an aromatic ring with an amount of 10% or more by mass, a resin region containing [B] is present on one surface of the prepreg, a resin region containing [C] is present on another surface of the prepreg, and [A] that crosses over a boundary surface between the resin region containing [B] and the resin region containing [C] and that is in contact with both resin regions is present.

NANOCOMPOSITE BARRIER PAPER LAMINATE

A paper laminate comprising a water-dispersible nanocomposite barrier against any permeation.

Panel coating
11566431 · 2023-01-31 · ·

A method for coating of a floor panel and a floor panel produced by the method. A method for producing a laminated product, for example a building panel, preferably a floor panel. The method includes applying a paper on one side of a wood fiber based core, e.g., an HDF panel, creating a décor on the paper by a digital printing process, applying a resin, preferably a melamine formaldehyde resin, on the paper, heating the décor and the paper with the resin, preferably by using an IR lamp; and applying heat and pressure in order to cure the resin and thereby obtain a laminated product. Also, alternative methods for producing a laminated product, and such a laminated product.

Surfacing materials for composite structures

Multifunctional surfacing materials for use in composite structures are disclosed. According to one embodiment, the surfacing material includes (a) a stiffening layer, (b) a curable resin layer, (c) a conductive layer, and (d) a nonwoven layer, wherein the stiffening layer (a) and the nonwoven layer (d) are outermost layers, and the exposed surfaces of the outermost layers are substantially tack-free at room temperature (20° C. to 25° C.). The conductive layer may be interposed between the curable resin layer and the stiffening layer or embedded in the curable resin layer. According to another embodiment, the surfacing material includes a fluid barrier film between two curable resin layers. The surfacing materials may be in the form of a continuous or elongated tape that is suitable for automated placement.

COMPOSITE SHEET MATERIAL

Provided is a composite sheet material including a nonwoven fabric having an outer exterior surface comprising a plurality of discreet, spaced-apart projections extending outwardly from the exterior surface. Collectively, the spaced-apart projections define a three-dimensional topography characterized by the plurality of spaced-apart projections and valleys disposed therebetween. The composite sheet material is particularly useful as a wiper instrument.

Plastic Films

The invention relates to plastic films and a silicone containing polymer blend composition that can be used in the production of the plastic films which is a polymer composition obtainable from, per 100 parts by weight of the composition, 99.99 to 90 parts by weight of a polyolefin polymer (P) and 0.01 to 10 parts by weight of a masterbatch (M).