B32B2307/514

Water barrier exterior sheathing panel

An exterior sheathing cementitious panel which prevents water penetration and air leakage is provided. Methods for manufacturing exterior sheathing cementitious panels with a highly efficient integrated air/water barrier sheet are also provided. An exterior sheathing system employing the exterior sheathing cementitious panel is provided.

Barrier films for packaging
11518154 · 2022-12-06 · ·

A laminate film with moderate barrier properties can include: a machine direction oriented (MDO) blown polyethylene substrate laminated to a blown polyethylene sealant film, wherein the blown polyethylene sealant film comprises about 5 wt % to about 25 wt % of hydrocarbon resin. Preferably, a polymeric composition of the laminate film is about 90 wt % to about 100 wt % of polyethylene and hydrocarbon resin cumulatively.

ORIENTED MULTILAYER SHRINK FILMS WITH AMORPHOUS COPOLYESTER SKIN LAYERS
20220379587 · 2022-12-01 ·

A multilayer, oriented shrink film includes a core layer, skin layers on opposed sides of the core layer, and an interlayer between each skin layer and the core layer for bonding each skin layer to the core layer. The core layer comprises a polypropylene terpolymer, at least one polybutene-1 copolymer and at least one polypropylene elastomeric copolymer including ethylene. At least one skin layer comprises at least one amorphous glycol-modified polyethylene terephthalate. At least one interlayer includes a polypropylene terpolymer and an ethylene copolymer with vinyl acetate or methyl acrylate. The shrink film has a shrinkage of greater than 50% at 95° C. in one of the machine direction and transverse direction of film formation and has a density below 1.0 g/cm3.

Microporous Film, and Method for Producing Same

Provided is a microporous film which has a surface A and a surface B opposite to the surface A. In one embodiment, the microporous film has a ratio (F.sub.B/F.sub.A) of a dynamic friction coefficient F.sub.B of the surface B to a dynamic friction coefficient F.sub.A of the surface A of 1.2 to 20. In another embodiment, the microporous film is a single layer having a thickness of 3-18 μm, a number N.sub.A of pores on the surface A is 10-100/μm.sup.2, a number N.sub.B of pores on the surface B is 20-200/μm.sup.2, and N.sub.A/N.sub.B is 0.2-0.96. In addition, a total area S.sub.A of pores on the surface A is 0.02-0.5 μm.sup.2/μm.sup.2, a total area S.sub.B of pores on the surface B is 0.01-0.3 μm.sup.2/μm.sup.2, and S.sub.A/S.sub.B is 1.1-10. Furthermore, in another embodiment, a number W.sub.B of protrusion-like bodies on the surface B is 0.2-1000/100 μm.sup.2.

ANTIMICROBIAL MULTILAYER FILM
20220363848 · 2022-11-17 ·

A multilayer film containing up to 15 wt % of a blend of cis-13-docosenamide and at least one primary antimicrobial material on or in an exterior layer of the film. The blend of cis-13-docosenamide and at least one primary antimicrobial material is either extruded as part of the surface layer of the film or coated onto the surface of the film.

COMPOSITE LAYER STRUCTURE, DECORATED MOLDING ARTICLE AND METHOD FOR FABRICATING THE SAME
20220347985 · 2022-11-03 · ·

Provided is a composite layer structure comprising a first layer and a second layer. The second layer is disposed on the first layer. A material of the second layer is different from a material of the first layer. The composite layer structure is formed by a co-extrusion molding film process, and the composite layer structure has a thickness of between 0.01 mm and 1 mm. Further, the present invention also provides a decorated molding article and a method for fabricating the same.

A MULTILAYER LIDDING FILM BASED ON POLYETHYLENE

A lidding film comprising oriented polyethylene bonded to non-oriented polyethylene is disclosed. The oriented polyethylene may comprise a plurality of layers and the non-oriented polyethylene may comprise a plurality of layers, wherein the oriented polyethylene is bonded to the non-oriented polyethylene by extrusion coating or by a laminating adhesive. The oriented polyethylene comprises machine direction oriented polyethylene (MDO PE) or biaxially oriented polyethylene (BOPE). The lidding film may comprise from 1 to 15 wt. % of a polymer other than polyethylene, preferably the lidding film comprises no more than 5 wt. % of a polymer other than polyethylene. Also disclosed is a sealed container comprising a lidding film according to the invention and a polymer tray wherein the lidding film is heat sealed to the top edge of the polymer tray via the non-oriented polyethylene, thereby enclosing a product within a recess defined by the polymer tray. Also disclosed is a method of producing a lidding film.

COLORED FACADE ELEMENT WITH COMPOSITE PANE STRUCTURE

A facade element includes a coloring transparent or semi-transparent first pane and a mechanically supporting transparent second pane firmly connected to one another by an intermediate layer. The first pane has a front surface arranged on the light incidence side and an opposite back surface, at least one surface of the front and back surfaces has at least one structured region, and at least one optical interference layer is arranged on the at least one surface for reflecting light within a predetermined wavelength range. The structured region has the following features: perpendicular to the plane of the first pane, a height profile comprising peaks and valleys, wherein an average height difference between the peaks and valleys is at least 2 μm, at least 50% of the structured region is composed of segments which are inclined with respect to the plane of the first pane (2).

Dimensionally stable recyclable plastic package
11485121 · 2022-11-01 · ·

Described herein is a sheet comprising: a multi-layer structure comprising: a plurality of layers including an uppermost layer and a lowermost layer, each of the plurality of layers having a molecular orientation that results in a stress value for each layer; wherein the stress value of at least two of the plurality of layers are non-zero and different from one another; and wherein the multi-layer structure has a net stress value that is less than the greater stress value of the plurality of layers.

Recyclable, High Barrier Sheet And Tray
20230092236 · 2023-03-23 · ·

An improved sheet for making a three-dimensional article for holding food, such as a food tray, and a method of making a three-dimensional article. The sheet comprises a substrate and a laminate film. The laminate film may comprise a ceramic film and a copolymer layer. The copolymer layer can repair any cracks that occur due in the ceramic film when the sheet is thermoformed. The food tray is considered a single material that is recyclable.