Abstract:
Hot melt adhesives with pressure sensitive adhesive properties for electronic devices are described. The hot melt adhesive comprises a styrenic block copolymer with fully hydrogenated and saturated soft blocks, a liquid diluent or a tackifier, a (meth)acrylate monomer or an oligomer having at least two (meth)acrylic functionalities per oligomer chain, and an initiator. The hot melt adhesive is also a reworkable UV curable optically clear adhesive film. The adhesive and film are suitable as a laminating PSA film or encapsulant for LCD display, LED display, touch screen, and flexible thin film photovoltaic module.
Abstract:
In one aspect, a multi-layer absorber is disclosed, which comprises a proximal layer having a radiation-receiving surface adapted for receiving electromagnetic radiation, and a distal layer disposed adjacent the proximal layer to receive at least a portion of the received radiation, if any, transmitted through said proximal layer, wherein said proximal layer exhibits an index of refraction having a real part that is less than the real part of an index of refraction of the said distal layer for at least one frequency of the electromagnetic radiation in a range of about 1 GHz to about 110 GHz.
Abstract:
A burnthrough protection system including a fire protection laminate and a foam insulation material, wherein the fire protection laminate includes a fire barrier layer and a buffer layer, the buffer layer being disposed between the fire-barrier layer and the foam insulation material, wherein the buffer layer is adapted to prevent adhesion between the fire barrier layer and the foam insulation at elevated temperature. The burnthrough protection system may be capable of passing the flame propagation and burnthrough resistance test protocols of 14 C.F.R. §25.856(a) and (b), Appendix F, Parts VI and VII. Also, an aircraft including an exterior skin, an interior liner, and the burnthrough protection system disposed between the exterior skin and the interior liner.
Abstract:
In some examples, a method includes depositing a mixture including a resin and an additive powder via a print head of a three-dimensional printing system to form a carbon fiber preform including a plurality of individual carbon fiber layers, wherein each individual layer of the plurality of individual carbon fiber layers includes a plurality of carbon fibers and the mixture of the resin and the additive powder.
Abstract:
A uniaxially stretched multi-layer laminate film that exhibits a high polarization performance of 99.5% or more in a simpler configuration than before, a polarizing plate that is composed of the same, an optical member for a liquid crystal display device, and a liquid crystal display device are provided. Namely, in the uniaxially stretched multi-layer laminate film in which a first layer and a second layer are alternately laminated, the uniaxially stretched multi-layer laminate film includes an intermediate layer that has a thickness of 2 μm or more and 30 μm or less; the first layer is composed of a polyester containing a naphthalene dicarboxylic acid ester; the second layer is composed of a copolymer polyester and is an optically isotropic layer that has an average refractive index of 1.50 or more and 1.60 or less; the first layer, the second layer, both first and second layers, or the intermediate layer contains a visible light absorbent, which has a weight loss of less than 10% when it is kept at 300° C. for 1 hour, in an amount of 200 ppm or more and 2500 ppm or less on the basis of the weight of the layer; the uniaxially stretched multi-layer laminate film has a polarization degree of 99.5 or more; and the average transmittance Ts for S-polarized light in a wavelength range of 400 nm to 800 nm is 60% or more.
Abstract:
The present invention relates to light weight composite materials which comprise a metallic layer and a polymeric layer, the polymeric layer containing a filled thermoplastic polymer which includes a thermoplastic polymer and a metallic fiber. The composite materials of the present invention may be formed using conventional stamping equipment at ambient temperatures. Composite materials of the present invention may also be capable of being welded to other metal materials using a resistance welding process such as resistance spot welding.
Abstract:
Fabrication processes are provided for a fabric product that provide a continuous moisture and/or thermal barrier around the fabric product, eliminating moisture and thermal leakage through seams and other stitching perforations, and creating an equal barrier quality throughout the structure of the fabric product. A fabric product is also provided.
Abstract:
An industrial mat that has a core construction that provides strength and rigidity to the mat, with the core construction being formed of a support structure that includes one or more elongated components or a plurality of elongated members of wood, engineered wood, a thermosetting plastic material or a metal. The mat includes an encapsulation of a durable skin that includes crumb rubber particles embedded in a polyurethane matrix that surrounds and encapsulates the entire core construction. The skin has a thickness sufficient to provide environmental resistance to the core construction to which it is applied while also providing abrasion resistance to the mat.
Abstract:
A composite and methods of preparing the composite. The method includes treating a surface of a metallic substrate, where the metallic substrate includes a single element metal or an alloy, to obtain a nanoporous structure. The method further includes interlocking the nanoporous structure with plastic, wherein the plastic is composed of at least one layer of Polyether Block Amide (PEBA) to obtain the composite.
Abstract:
An electromagnetic shielding film includes an insulation layer, and an electromagnetic shielding layer arranged at one side of the insulation layer. The electromagnetic shielding layer includes a polymer substrate and an electromagnetic shielding material. The polymer substrate has epoxy structures. The electromagnetic shielding material has a plurality of aculeate electromagnetic shielding microparticles dispersed in the polymer substrate.