A process for producing a resinous panel which is for use as at least some of the front panel of an article, the process including (A) a step in which a resin sheet having a thickness of 0.5-10 mm is fixed to a working table and (B) a step in which the resin sheet is punched out by forcing a Thomson blade into the resin sheet approximately perpendicularly thereto from the side where the surface of the resin sheet is to be the outer surface of the article, thereby obtaining the front panel, wherein (C) the Thomson blade is a double-edged blade having an edge angle of 30-60 degrees. The resin sheet has a tensile modulus of preferably 1,500 MPa or greater. Preferably, the resin sheet includes a transparent resin sheet layer and a colored resin sheet layer in this order from the surface that is to be the outer surface of the article. The colored resin sheet is one which does not break when a DuPont impact test was conducted in accordance with ASTM-D2794 in a 0° C. environment under the conditions of a height of 50 cm, an impactor diameter of 1 inch, an impactor weight of 1 Kg, and a pedestal diameter of ½ inch.

The present invention relates to a production method for an aerogel laminate including a support, and an aerogel layer disposed on the support and having a thickness of 200 μm or less, the method comprising a step of washing a wet gel laminate including the support and a wet gel layer disposed on the support by a roll-to-roll scheme.

A casing component according to an embodiment of the present technology includes a decorating film and a casing part. The decorating film is formed on a base film by vapor deposition and includes a metal layer, fine cracks being formed in the metal layer by stretching the base film. The casing part has a decorated region, the decorating film being adhered to the decorated region.

To provide a laminate which has a heat sealing property, a barrier property and mechanical strength, of which elution of impurities from the surface to be in contact with a chemical solution is suppressed, and of which peeling and the like hardly occur at the sealed portion of a bag and at the interfaces between the layers of the laminate when exposed to high temperature, a bag using it and a lithium ion battery.

A laminate 10 comprising a first layer 12 containing a fluororesin, a second layer 14 containing a barrier material, a third layer 16 containing a fluororesin and a fourth layer 18 containing a polyamide in this order, wherein each of the fluororesin in the first layer 12 and the fluororesin in the third layer 16 is a fluororesin having a melting point of from 160 to 230° C. and having adhesive functional groups.

Provided are a transparent conducting film laminate to which a curl generated during a heating step and after the heating step can be controlled, and a method for processing the same. A transparent conducting film laminate comprises a transparent conducting film 20 and a carrier film 10 stacked thereon, wherein the transparent conducting film 20 comprises a transparent resin film 3, transparent conducting layer 4, and an overcoat layer 5 stacked in this order, the transparent resin film 3 having a thickness T.sub.1 of 5 to 25 μm and being made of an amorphous cycloolefin-based resin, the carrier film 10 is releasably stacked on the other main face, the face opposite to the face having the transparent conducting layer 4, of the transparent resin film 3 with an adhesive agent layer 2 therebetween, and a protection film 1 has a thickness T.sub.2 which is 5 times or more of the thickness T.sub.1 of the transparent resin film 3 and is 150 μm or less, and is made of polyester having an aromatic ring in its molecular backbone.

A technology for improving molding properties while minimizing curling after molding in a battery packaging material comprising a laminate that is provided with a barrier layer, a heat-sealable resin layer positioned on one surface side of the barrier layer, and a polyester film positioned on the other surface side of the barrier layer. This battery packaging material is configured from at least a laminate provided with a barrier layer, a heat-sealable resin layer positioned on one surface side of the barrier layer, and a polyester film positioned on the other surface side of the barrier layer. The birefringence of the polyester film is in the range of 0.016-0.056.

Composite panels and methods of preparation are described herein. In some embodiments, the composite panel can include a first fiber reinforcement, a polyurethane composite having a first surface and a second surface opposite the first surface, wherein the first surface is in contact with the first fiber reinforcement; and a cementitious material adjacent the first fiber reinforcement opposite the polyurethane composite. The polyurethane composite can be formed from (i) one or more isocyanates selected from the group consisting of diisocyanates, polyisocyanates, and mixtures thereof, (ii) one or more polyols, and (iii) a particulate filler. The fiber reinforcement can be formed from a woven or non-woven material, such as glass fibers. The composite panel can further include a material, such as a second fiber reinforcement and a cementitious layer, in contact with the second surface of the polyurethane composite. Articles comprising the composite panels are also disclosed.

In an embodiment, a heat-seal film includes 10-90 wt % of a first polymer component and 10-90 wt % of a second polymer component, based on a total weight of the first polymer component and the second polymer component, wherein: the first polymer component includes propylene, and optionally, up to 18 wt % of a C.sub.2 and/or a C.sub.4-C.sub.20 α-olefin based on a total weight of the first polymer component; and the second polymer component includes 91-99.9 wt % of propylene and 0.1-9 wt % of ethylene based on a total weight of the second polymer component, the second copolymer component having a melt flow rate of 2-60 g/10 min. In another embodiment, a multi-layer film structure includes a heat-seal layer including a heat-seal film described herein; and an unoriented, an uniaxially oriented, or a biaxially oriented base layer including polypropylene homopolymer, a polypropylene random copolymer, or a combination thereof.

A film capacitor that includes a resin layer which has a first surface and a second surface and in which there are particles on at least one of the first surface and the second surface; and a metal layer on the first surface of the resin layer, wherein there are more particles in number on the at least one of the first surface and the second surface of the resin layer than inside the resin layer.

The present invention discloses an artificial graphite flake manufacturing method, which uses the PI (polyimide) films as the material; via a stacking step, a first heating step and a second heating step, the PI films are processed to form the artificial graphite flakes so as to increase the lubrication and the hardness, improve the heat conduction for balancing temperature increase and better the smoothness; in addition, via a perforation step, a hole structure is formed on the artificial graphite flakes so as to increase the heat diffusion area and the air permeability of the artificial graphite flakes, and then increase the defect-free rate and the smoothness thereof.