摘要:
In accordance with the present invention, there are provided heat dispersing articles, assemblies containing same, methods for the preparation thereof, and various uses therefor. In one aspect of the present invention, there are provided heat dispersing articles. In another aspect of the present invention, there are provided methods for producing the above-referenced articles. In yet another aspect of the present invention, there are provided assemblies containing the above-referenced articles. In still another aspect of the present invention, there are provided methods for making the above-referenced assemblies. In yet another aspect, there are provided methods to dissipate the heat generated by portable electronic devices.
摘要:
Impact-resistant materials and pads are disclosed. An impact-resistant material includes a first elastomer layer having a first density, a second elastomer layer having a second density higher than the first density, a layer of high-tensile strength fibrous material, and a polymer layer. These layers are preferably be arranged in the order in which they are recited. These layers may also be included in an impact-resistant pad configured to be worn by a user. The first elastomer layer is positioned directly adjacent the user when the pad is worn by the user.
摘要:
A process for preparing a flexible packaging material (5) is described. The process comprising providing a first flexible substrate (3) having a first surface on which an ink composition (4) is printed, the printed ink composition comprising an ink resin comprising polyvinyl chloride, polyvinyl butyral, nitrocellulose, polyurethane, polyamide or a UV curable resin; providing a second flexible substrate (1); depositing a layer of thermally activatable laminating material (2) onto one of a first surface of the second flexible substrate and the first surface of the first flexible substrate on which the ink composition is printed, the thermally activatable laminating material comprising a thermally activatable polymer selected from a copolymer of an alkylene monomer and an acrylic acid or methacrylic acid monomer, a copolymer of an alkylene monomer and an alkyl acrylate or alkyl methacrylate monomer, a polyurethane, an ionomer, a copolymer of alkylene monomers, a maleic anhydride modified polyalkylene and an acid modified polyolefin; and contacting under conditions of heat and/ or pressure the layer of thermally activatable laminating material with the other of the second flexible substrate and the first surface of the first flexible substrate on which the ink composition is printed.
摘要:
A handrail includes a carcass, a stretch inhibitor arranged within the carcass, a cover bonded to the carcass, and a sliding layer secured to the carcass. At a central width axis of the handrail, a face height between an upper exterior surface of the cover and a bottom surface of the sliding layer may be less than about 8.0 mm. The carcass may be formed of a first thermoplastic material, the cover may be formed of a second thermoplastic material, and the first thermoplastic material may be harder than the second thermoplastic material. The first thermoplastic material may have a modulus at 100% elongation of between 10 and 16 MPa, and may have a hardness of between 93 and 96 Shore A.
摘要:
A polyamide resin-based heat-shrinkable multilayer film having excellent heat shrinkability and strength, as well as a high degree of deep A polyamide resin-based heat-shrinkable multilayer film having excellent heat shrinkability and strength, as well as a high degree of deep drawability as represented a shorter side-basis draw ratio (D/L) in excess of 0.6 between a maximum draw depth (D) and a shorter side length (L) of a mold opening is provided. The multilayer film is characterized by including a surface layer (a) comprising a thermoplastic resin, an intermediate layer (b) comprising a polyamide resin, and a surface layer (c) comprising a sealable resin, wherein (A) the intermediate layer (b) comprises a mixture of an aliphatic polyamide having a melting point of at least 180° C., and an amorphous aromatic polyamide comprising a polycondensation product of an aliphatic diamine with is ophthalmic acid and terephthalic acid as main acid components, including 25-45 wt. % of the amorphous aromatic polyamide, and has a thickness exceeding 25% and at most 50% of a total thickness of whole layers, and exhibiting: (B) tensile stresses at an elongation of 100% as measured in a tensile test at 100° C., including 3-22 N in at least one of a longitudinal direction (MD) and a transverse direction (TD) and an average of MD and TD values of 3-20N, and (C) a shrinkage in hot water at 90° C. of 3 to 20% in each of MD and TD. The film is produced through a process of strictly controlling biaxial stretching ratios and heat-relaxation ratios.
摘要:
Methods are provided that facilitate the selection of a film structure for use in a package. In one aspect, a method of selecting a film structure for use in a package comprises determining a critical impact direction of a package by finite elemental method (FEM) analysis, wherein the package has a predetermined volume, a predetermined shape, and a predetermined fill material; determining one or more desired tensile properties of a film structure to use in the package based on the critical impact direction, wherein the one or more desired tensile properties comprise at least one of toughness in the machine direction, toughness in the cross direction, elongation at break in the machine direction, elongation at break in the cross direction, stress at break in the machine direction, and stress at break in the cross direction; and selecting a film structure based on the one or more desired tensile properties.
摘要:
Paroi ou cloison pour une enceinte sécurisée comprenant au moins une couche de métal déployé en acier (40) d'épaisseur apparente comprise entre 2 et 20mm, avec un maillage avec une diagonale courte (41) de 10 à 40mm, sur une diagonale longue (42) de 15 à 80mm, défini par des lanières (43) de largeur comprise entre 2 et 10mm.
摘要:
A method is disclosed of manufacturing a transparent wear resistant surface layer (1). The method comprising the steps of, applying a decorative material on a carrier, applying a dry powder layer comprising a mix of processed wood fibres, binder and wear resistant particles above the decorative layer, curing the mix to a decorative surface, comprising the transparent wear resistant layer, by applying heat and pressure on the mix. In a preferred embodiment the method comprises the step of pressing the mix against an embossed matrix to create an embossed decorative surface with high wear resistance.
摘要:
A heat insulation material includes a laminate obtained by stacking fiber layers that include heat-resistant fibers, the fiber layers being bound with a thermosetting resin, wherein the laminate does not include a thermoplastic resin that has a heat-resistant temperature lower than that of the thermosetting resin, or includes only a small amount of a thermoplastic resin that has a heat-resistant temperature lower than that of the thermosetting resin.