Provided is a battery packaging material that comprises a laminated body formed by sequentially stacking at least a base layer, a metal layer, and a sealant layer, and that has a thin overall thickness, and has excellent formability and piercing strength. This battery packaging material comprises a laminated body formed by sequentially stacking at least a base layer, a metal layer, and a sealant layer, with the overall thickness of the laminated body being 50-80 μm, and the ratio of the sum of the thicknesses of the base layer and the metal layer with respect to the overall thickness of the laminated body being in a range of 0.380-0.630.

A peel-openable package includes a lid. The led includes a sheet member located at a position corresponding to a container portion of a package main body, and a film member bonded to a surface of the sheet member. Cutouts running in a thickness direction of the members and are formed in a peel region defined in a foldable portion of the members. The cutouts and cross a longitudinal direction L and are away from each other by a predetermined interval extending in the longitudinal direction. Facing surfaces of the sheet member and the film member, which are in the peel region corresponding to an area between the cutouts, are bonded together so as to be peelable from each other by an adhesive layer.

A cellulose membrane according to an embodiment of the present disclosure is a self-supporting cellulose membrane having a thickness of between 20 nm and 1300 nm, inclusive, composed of regenerated cellulose having a weight average molecular weight of 150,000 or more.

Provided is a decorative sheet comprising a base material layer, a transparent resin layer and a surface protection layer in the presented order, wherein at least one of the base material layer and the transparent resin layer is constituted by a resin composition comprising a resin having an ultraviolet absorption wavelength at least at 270 to 300 nm; absorbance All of the surface protection layer at wavelengths from 270 to 300 nm is 0.6 or more; and absorbance A.sub.12 of the transparent resin layer and the surface protection layer at wavelengths from 270 to 300 nm is 2.7 or more, and wherein the decorative sheet can suppress time-dependent degradation caused by ultraviolet ray, and has excellent weather resistance. Also provided is a decorative material obtained using the decorative sheet.

The present invention discloses a surface covering, in particular a floor or wall covering comprising: - a substrate A, having an upper and a lower surface, said substrate (A) being characterized by a deformation of less than 40 degrees, preferably of less than 30 degrees, more preferably of less than 20 degrees, most preferably of less than 10°, as measured for a rectangular substrate A sample with dimensions of 160 mm×450 mm, partially contacting and fixed in a horizontal position to a plate support, so that exactly a 160×300 mm part of said sample exceeds the edge of the plate support and is free of support during the deformation measurement, .circle-solid. the deformation being recorded 30 seconds after removing means that prevent a deformation of the 160×300 mm part under the influence of its own weight, .circle-solid. the deformation, being the angle, in degrees, between the horizontal position and the position after 30 seconds, of the extreme bottom edge of the freely suspended 160×300 mm part of said rectangular substrate sample (A), free of support and deforming under its own weight away from the horizontal position; - a scuff resistant polymer layer B, having an upper and a lower surface, said polymer layer B comprising one or more polymer(s) C, said one or more polymer(s) C comprising more than 93.5% by weight of cellulose ester polymer(s); the lower surface of polymer layer B contacting and adhering to the upper surface of substrate A.

Provided is a soundproof structure that is small and light and can reduce a noise with a high specific frequency of a sound source at a plurality of frequencies at the same time. The soundproof structure has a membrane-like member, a plate-like member that is disposed to face the membrane-like member and in which at least one through-hole is formed, and a support that is formed of a rigid body and supports the plate-like member and the membrane-like member, in which the membrane-like member is supported by the support so as to perform membrane vibration, in which a rear surface space is provided between the membrane-like member and the plate-like member, in which a first space is provided on a side opposite to the rear surface space with the plate-like member sandwiched therebetween, in which the membrane-like member, the support, the plate-like member, and the rear surface space form a first sound absorbing portion that absorbs a sound by membrane vibration, in which the plate-like member, the support, and the first space form a second sound absorbing portion that absorbs a sound by Helmholtz resonance, and in which assuming that a fundamental frequency of membrane vibration of the membrane-like member in a case where the plate-like member is regarded as a rigid body in which the through-hole is not formed in the first sound absorbing portion is f.sub.m1 and a fundamental frequency of Helmholtz resonance of the second sound absorbing portion is f.sub.h1, f.sub.m1<f.sub.h1 is satisfied.

A glass laminate includes a non-glass substrate with a first surface and a second surface opposite the first surface. A glass sheet is laminated to the first surface of the non-glass substrate. A barrier film is laminated to the second surface of the non-glass substrate and includes a first surface adjacent to the non-glass substrate, a second surface opposite the first surface. A thickness of the barrier film can be at most about 0.5 mm. The second surface of the barrier film can define an outer surface of the glass laminate. The barrier film can be a multi-layer barrier film with a metal layer and a polymer layer. An absolute value of a flatness of the glass laminate determined according to European Standard EN 438 after exposure to 23° C. and 90% relative humidity for 7 days can be at most about 3 mm/m.

Described herein are resilient floor coverings produced by using digitally printed UV-cured inks and exhibiting high adhesion properties between an ink layer and a wear layer. Also described herein are methods for manufacturing same. This abstract is intended as a scanning tool for purposes of searching in the particular art and is not intended to be limiting of the present invention.

An insulated panel assembly having improved insulative R-value. The insulated panel assembly comprises a cover panel, a first insulation layer, and at least one additional insulation layer, wherein the at least one additional insulation layer has a higher R-value than the first insulation layer. The first insulation layer is secured to the cover panel. The first insulation layer further forms at least one recessed portion. The at least one additional insulation layer is positioned in the at least one recessed portion of the first insulation layer. Examples of the at least one additional insulation layer may include vacuum insulated panels and modified atmosphere insulation panels.

Provided is a decorative sheet comprising a base material layer, a transparent resin layer and a surface protection layer in the presented order, wherein at least one of the base material layer and the transparent resin layer is constituted by a resin composition comprising a resin having an ultraviolet absorption wavelength at least at 270 to 300 nm; absorbance All of the surface protection layer at wavelengths from 270 to 300 nm is 0.6 or more; and absorbance A.sub.12 of the transparent resin layer and the surface protection layer at wavelengths from 270 to 300 nm is 2.7 or more, and wherein the decorative sheet can suppress time-dependent degradation caused by ultraviolet ray, and has excellent weather resistance. Also provided is a decorative material obtained using the decorative sheet.