A film for use as an interleaf between substrates includes a first side having a first micro-embossed surface and a first formed pattern, a second side having a second micro-embossed surface and a second formed pattern, a basis weight of between about 35 gsm and about 80 gsm, a Low Load Thickness of between about 150 micrometers and 400 micrometers according to the Low Load Thickness Test, and a flexural stiffness of between about 150 grams and about 500 grams according to the Circular Bend Stiffness Test.

A tissue product includes at least one ply with embossed protrusions defining an interior volume, the embossed protrusions including a base, a top surface and a sidewall extending from the top surface to the base, wherein the sidewall of at least 10% of the embossed protrusion is provided with an indent region shaped such that the sidewall bends towards the interior volume of the embossed protrusion.

An embossing tool for embossing a combined embossing pattern into a packaging material, the combined embossing pattern including decoratively embossed structure and at least one embossed code, the embossing tool including a male and a female embossing device for cooperating with each other, embossing structures of the male and female embossing device formed to produce the combined embossing pattern into the packaging material in an embossing gap, the embossing structures of the male and the female embossing device include first embossing structures intended for making the at least one embossed code, which are inverse congruent male and female embossing structures having a polyhedral shape, and the decoratively embossed structures and the at least one embossed code produced by the embossing structures are arranged such that the at least one embossed code has a reduced visibility as compared to the decoratively embossed structures.

An embossed wrapping material for protectively cushioning an article comprises a plurality of embossed protrusions, wherein the plurality of embossed protrusions comprises first protrusions, extending in a first direction and second protrusions extending in a second direction, the second direction being opposite to the first direction. At least regionally the embossed wrapping material comprises a plurality of first creases created during or prior to embossing the protrusions.

An embossing and lamination assembly including two pairs of steel/rubber rolls, between which respectively a first paper ply and a second paper ply are returned, wherein an upper steel embossing roll is coupled with an upper embossing rubber counter-roll and a lower steel embossing roll is coupled with a lower rubber embossing counter-roll, and also including a glue delivery assembly, in contact on a side of the upper steel embossing roll, and a coupling roll, in contact with the opposite side of the upper steel embossing roll, wherein the surface of the upper steel embossing roll and/or of the lower steel embossing roll is heated with a heating device directly associated therewith. A relative embossing and lamination method is also disclosed.

Products having reducing tissue wrinkling, puckering, and bunching and improved emboss definition, emboss visibility, and perceived softness are described. The methods comprise embossing the tissue sheet with a emboss elements having segments aligned in the machine direction and including an abatement component, such as a tapered width or a multi dual-apex, that can absorb machine direction stretch during the production of the product.

A method and device of embossing individually light-reflecting areas on a foil material, the method and device comprising feeding a foil material into a roller nip between a pair of rollers, wherein the pair of rollers comprises a first roller and a second roller, providing each of the first roller and second roller at their respective surfaces at least in a determined perimeter, respectively with a plurality of polyhedron-shaped positive projections and a plurality of negative projections complementary to the positive projections, whereby the plurality of positive projections are arranged according to a 2-dimensional grid. The plurality of polyhedron-shaped positive projections seamlessly and gaplessly join with those corresponding negative projections at the intended embossing of the foil material, hence enabling a homogeneously jointed embossed polyhedron-like shape in the foil. The method and device further comprise, for the purpose of providing a plurality of light-reflecting areas on the foil material, that are intended to reflect light in line with a table of reflectivity values for the 2-dimensional grid, according to an orientation and shape of each of the plurality of light-reflecting areas, and enabling a perception by the human eye of a user, of the intended reflected light on a determined wide viewing angle covered by reflected light from any of the light-reflecting areas, a step of adjusting for each of the plurality of light-reflecting areas to be provided, an orientation and shape of the corresponding positive projection in the 2-dimensional grid, that is intended to emboss the light-reflecting area.

A method and device of embossing individually light-reflecting areas on a foil material, the method and device comprising feeding a foil material into a roller nip between a pair of rollers, wherein the pair of rollers comprises a first roller and a second roller, providing each of the first roller and second roller at their respective surfaces at least in a determined perimeter, respectively with a plurality of polyhedron-shaped positive projections and a plurality of negative projections complementary to the positive projections, whereby the plurality of positive projections are arranged according to a 2-dimensional grid. The plurality of polyhedron-shaped positive projections seamlessly and gaplessly join with those corresponding negative projections at the intended embossing of the foil material, hence enabling a homogeneously jointed embossed polyhedron-like shape in the foil. The method and device further comprise, for the purpose of providing a plurality of light-reflecting areas on the foil material, that are intended to reflect light in line with a table of reflectivity values for the 2-dimensional grid, according to an orientation and shape of each of the plurality of light-reflecting areas, and enabling a perception by the human eye of a user, of the intended reflected light on a determined wide viewing angle covered by reflected light from any of the light-reflecting areas, a step of adjusting for each of the plurality of light-reflecting areas to be provided, an orientation and shape of the corresponding positive projection in the 2-dimensional grid, that is intended to emboss the light-reflecting area.

Multi-layered absorbent bodies and methods of manufacture are disclosed. A method of forming an absorbent body may comprise moving a first covering material in a machine direction, moving a reinforcing material in the machine direction and combining the reinforcing material with the first covering material, the reinforcing material having a top side and a bottom side, applying absorbent material comprising superabsorbent particles to the top side of the reinforcing material, moving a second covering material in the machine direction and combining the second covering material with the first covering material and the reinforcing material to form a laminate structure of the first covering material, the reinforcing material, and the second covering material, with the first covering material disposed underneath the reinforcing material and the second covering material disposed on top of the reinforcing material, and embossing the laminate structure.

Multi-layered absorbent bodies and methods of manufacture are disclosed. An absorbent body may comprise a top, liquid permeable covering material, a bottom covering material, a reinforcing material disposed between the top covering material and the bottom covering material, the reinforcing material bonded directly to the top covering material by a first adhesive layer and bonded directly to the bottom covering material by a second adhesive layer, and superabsorbent material disposed between the top covering material and the bottom covering material, wherein between about 30% and about 85%, by weight, of the total amount of superabsorbent material disposed between the top covering material and the bottom covering material is stabilized within the reinforcing material, as determined according to the SAM Stabilization Location Test Method.