A61F13/51104

ABSORBENT ARTICLE AND TOP SHEET
20210220188 · 2021-07-22 ·

An absorbent article includes a top sheet, a liquid impermeable back sheet, and an absorbent body interposed between the top sheet and the back sheet. Welded portions are formed on at least a part of the top sheet. The welded portions constitute a plurality of units, and each of the units includes rod portions that are arranged radially in planar view. The distance between adjacent units is greater than the diameter of a smallest virtual circle inscribed in the rod portions included in each of the units.

APERTURED SUBSTRATE AND ABSORBENT ARTICLES COMPRISING THE SAME

The present disclosure is directed to a three-dimensional substrate comprising a pattern comprising a repeat unit, wherein the repeat unit comprises a non-apertured area and a plurality of apertures defining the non-apertured area, wherein the non-apertured area comprises a protrusion, the non-apertured area having an area no less than 100 mm.sup.2 as measured according to Area of Non-apertured Area; a three-dimensional substrate comprising a pattern comprising a repeat unit, wherein the repeat unit comprises at least one three-dimensional element such as protrusion and at least one land, wherein the three-dimensional element comprises at least one concave portion; and an absorbent article comprising the three-dimensional substrate disclosed herein.

THREE-DIMENSIONAL SUBSTRATE AND ABSORBENT ARTICLES COMPRISING THE SAME
20210251821 · 2021-08-19 ·

The present disclosure is directed to a three-dimensional substrate comprising a first layer and a second layer intermittently bonded to the first layer, and comprising a first longitudinal edge and a second longitudinal edge, wherein the three-dimensional substrate comprises a first region longitudinally extending along the first longitudinal edge and having a first peel force, a second region longitudinally extending along the second longitudinal edge and having a second peel force, and a third region located between the first and second regions in a transversal direction and having a third peel force, and wherein at least one of the first peel force and the second peel force is higher than the third peel force or, the first peel force and the second peel force are higher than about 0.15N/50.8 mm; and an absorbent article comprising the same.

Laminates for absorbent articles

Three-dimensional laminates and methods for making the same are provided. The three-dimensional laminates may be apertured and may have welds between various substrates. The three-dimensional laminates may be used in absorbent articles, such as diapers and pants, for example, as topsheets, as topsheets and acquisition layers, or as outer cover materials, for example. The three-dimensional laminates may be produced on an absorbent article manufacturing line.

PROCESS FOR MAKING THREE-DIMENSIONAL FOAM-LAID NONWOVENS

A method for making a high topography nonwoven substrate includes generating a foam including water and synthetic binder fibers; depositing the foam on a planar surface; disposing a template form on the foam opposite the planar surface to create a foam/form assembly; heating the foam/form assembly to dry the foam and bind the synthetic binder fibers; and removing the template from the substrate after heating the foam/form assembly, wherein the substrate includes a planar base layer having an X-Y surface and a backside surface opposite the X-Y surface; and a plurality of projection elements integral with and protruding in a Z-direction from the X-Y surface, wherein the projection elements are distributed in both the X- and Y-directions, and wherein the density of a projection element is the same as the density of the base layer.

METHOD AND APPARATUS OF MANUFACTURING A MULTILAYER ABSORBING ELEMENT FOR SANITARY ARTICLES
20210186777 · 2021-06-24 · ·

An apparatus for making a multilayer absorbent element apt to be incorporated in a sanitary article is provided. The apparatus has an embossing roller bearing a plurality of protruding elements, a pierced roller bearing a plurality of protruding elements and cavities, and a unit of cohesion and drilling. The configuration of the apparatus is such that, after a first layer of sheet material is deformed by the embossing roll and the perforated roller continues to slide on the pierced roller, a second layer of sheet material is superimposed. The first and second layer of sheet material are then carried to the joining and piercing unit in which, at the intermediate zones of the first layer, it forms a plurality of holes passing through the first and second layer and joins them near or at the plurality of holes.

ABSORBENT ARTICLE
20210177668 · 2021-06-17 · ·

An absorbent article includes: a topsheet including a projecting-and-depressed region; a backsheet; and an absorbent member arranged between the topsheet and the backsheet. The absorbent article has a longitudinal direction that corresponds to a front-rear direction of a wearer and a width direction that is orthogonal to the longitudinal direction. A plurality of slanting projections (41) are formed in the projecting-and-depressed region (P). The slanting projections (41) project toward the wearer's skin side, and the position of the apex (t) of each slanting projection is deviated toward one side in the longitudinal direction (X) from the central position (41c) located between both ends of the slanting projection (41) in the longitudinal direction (X).

Decorative sheet and method for manufacturing same
11035061 · 2021-06-15 · ·

A shaped sheet including a plurality of rows of protruding portions formed on a non-woven fabric sheet and extending in a first direction and a plurality of rows of protruding portions formed on the non-woven fabric sheet and extending in a second direction that crosses the first direction, wherein: the shaped sheet is more stretchable in the first direction than in the second direction; the shaped sheet is formed from a single layer of the non-woven fabric sheet; and a fusion-bonded portion that extends discontinuously or continuously in the first direction and that has a smaller thickness than the protruding portions due to its fusion-bonded structure is provided along a part or whole of a periphery of the protruding portions on the shaped sheet.

ABSORBENT ARTICLE COMPRISING A LOWER ACQUISITION AND DISTRIBUTION SYSTEM
20210177672 · 2021-06-17 ·

An absorbent article comprising a topsheet, a backsheet, and a layer of absorbent material interposed between the topsheet and the backsheet, wherein the layer of absorbent material (28) comprises superabsorbent polymer. The absorbent article further comprises a lower acquisition and distribution system with at least one nonwoven or woven layer, the lower acquisition and distribution system being interposed between the layer of absorbent material and the backsheet. The absorbent article has a first zone corresponding to 800 μm starting from and including the topsheet and extending towards the backsheet, and a second zone corresponding to 800 μm starting from and including the backsheet and extending towards the topsheet. The amount of liquid in the first and second zone is very small as measured by the NMR test method set out herein.

NONWOVEN WEBS WITH VISUALLY DISCERNIBLE PATTERNS AND IMPROVED TEXTURE PERCEPTION
20210169710 · 2021-06-10 ·

A nonwoven web for an absorbent article is provided. The nonwoven web comprises a first surface, a second surface, and a visually discernible pattern of three-dimensional features on the first surface or the second surface. The three-dimensional features comprise one or more first regions and a plurality of second regions. The one or more first regions have a first value of an average intensive property. The plurality second regions have a second value of the average intensive property. The first value and the second value are different and are both greater than zero. The nonwoven web has a Single Layer Chroma value in the range of about 1.0 to about 3.5, according to the Delta Chroma and Single Layer Chroma Test. The nonwoven web has a Delta Chroma value in the range of about +0.1 to about +3.5, according to the Delta Chroma and Single Layer Chroma Test.