Patent classifications
A61F2013/15983
ELASTIC DIAPER ELEMENT
An elastic diaper element that includes an elastic layer (11) and at least one layer (12) made of a nonwoven fabric. The element has connection portions (15) between the elastic layer (11) and the non-woven layer (12). The non-woven layer (12) is corrugated in the non-stretched state and has portions (16) that act as a reserve allowing stretching. The connection portions (15) include zones (18) in which there is a form-fitting bond of material of the layer (12) made of the nonwoven and solidified material of the elastic layer (11).
THREE-DIMENSIONAL NONWOVEN MATERIALS AND METHODS OF MANUFACTURING THEREOF
Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. An absorbent article can include an absorbent body and an outer cover. The absorbent article can also include a fluid-entangled nonwoven material. The absorbent body can be disposed between the fluid-entangled nonwoven material and the outer cover. The fluid-entangled nonwoven can include a first surface and a second surface. The nonwoven material can also include a plurality of nodes extending away from abase plane on the first surface towards the absorbent body. The nonwoven material can further include a plurality of openings extending from the first surface to the second surface through the fluid-entangled nonwoven material. Individual openings of the plurality of openings can be disposed between adjacent nodes of the plurality of nodes.
FLUID MANAGEMENT LAYER FOR AN ABSORBENT ARTICLE, AND AN ABSORBENT ARTICLE CONTAINING THE SAME
The present invention relates to a nonwoven sheet from about 10% to about 60% of non-swelling wicking fibers, from about 15% to about 70% of resilient fibers, and from about 25% to about 70% of stiffening fibers by weight of fluid the nonwoven as determined by the Material Composition Analysis, and wherein the non-swelling wicking fibers have a relative shape factor in radius in the range of about 25% to about 100% as determined the Relative Shape Factor in Radius test, and have a linear density of 0.8 dtex to 3.3 dtex as determined the Fiber Decitex test; and an absorbent article comprising a liquid permeable topsheet, a liquid impermeable backsheet, an absorbent core disposed between the topsheet and the backsheet, and a fluid management layer disposed between the topsheet and the absorbent core, the fluid management layer comprising the nonwoven sheet disclose herein.
Absorbent hygienic article for absorbing body fluids
An absorbent hygienic article for absorbing body fluids, the article including a liquid absorbent top layer and a backing layer, the top layer and the backing layer being made from roll materials and being joined together. The top layer is constituted by a cellulosic fibrous web, the fibres in the cellulosic fibrous web being constituted by a mixture of cellulose fibres, the mixture including regenerated cellulose fibres or natural cellulose staple fibres and cellulose pulp fibres, the cellulosic fibrous web being a foam-formed, hydroentangled cellulosic fibrous web.
THREE-DIMENSIONAL NONWOVEN MATERIALS AND METHODS OF MANUFACTURING THEREOF
Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. In one embodiment, a nonwoven material comprising a plurality of fibers can include a first surface and a second surface. The first surface can be opposite from the second surface. The nonwoven material can include a plurality of nodes extending away from a base plane on the first surface. At least a majority of the plurality of nodes have an anisotropy value greater than 1.0 as determined by the Node Analysis Test Method.
THREE-DIMENSIONAL NONWOVEN MATERIALS AND METHODS OF MANUFACTURING THEREOF
Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. In one embodiment, a nonwoven material comprising a plurality of fibers may comprise a first surface and a second surface, the first surface being opposite from the second surface, and an apertured zone. The apertured zone may comprise a plurality of nodes extending away from a base plane on the first surface, a plurality of connecting ligaments interconnecting the plurality of nodes, wherein a majority of the plurality of nodes include at least three connecting ligaments connecting to adjacent nodes, and a plurality of openings providing a percent open area for the apertured zone of the nonwoven material from about 10% to about 60%, as determined by the Material Sample Analysis Test Method.
THREE-DIMENSIONAL NONWOVEN MATERIALS AND METHODS OF MANUFACTURING THEREOF
Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. In one embodiment, a nonwoven material may comprise a plurality of fibers, a first surface, and an apertured zone comprising: a plurality of nodes extending away from a base plane on the first surface, a plurality of connecting ligaments interconnecting the plurality of nodes, wherein a majority of the plurality of nodes include at least three connecting ligaments connecting to adjacent nodes, and a plurality of openings. The apertured zone may further comprise a lane of nodes which extends substantially in the longitudinal direction, and wherein the lane of nodes extending substantially in the longitudinal direction is formed of longitudinally adjacent nodes which are aligned such that lines drawn between centers of longitudinally adjacent nodes within the lane of nodes each form an angle with respect to the longitudinal direction of less than about 20 degrees.
THREE-DIMENSIONAL NONWOVEN MATERIALS AND METHODS OF MANUFACTURING THEREOF
Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. In one embodiment, a nonwoven material may comprise a plurality of fibers and may further comprise an opposing first surface and a second surface, an apertured zone comprising a plurality of nodes extending away from a base plane on the first surface, a plurality of connecting ligaments interconnecting the plurality of nodes, and a plurality of openings providing a percent open area for the apertured zone that is greater than about 15%, as determined by the Material Sample Analysis Test Method. The material may further comprise a first and second side zones with the nonwoven material having a material width and the first and second side zones having first and second side zone widths, and wherein each of the first and second side zone widths are between about 5% and about 25% of the nonwoven material width.
THREE-DIMENSIONAL NONWOVEN MATERIALS AND METHODS OF MANUFACTURING THEREOF
Three dimensional nonwoven materials and absorbent articles comprising such materials are disclosed. In one embodiment, an absorbent article may comprise an outer cover, a bodyside liner, an absorbent body, and a nonwoven material coupled to the bodyside liner. The nonwoven material may comprise an apertured zone providing a percent open area for the apertured zone that is greater than about 15%. The nonwoven material may be coupled to liner by a front waist bond forming a front waist bonding region which extends through the apertured zone and a rear waist bond forming a rear waist bonding region, wherein the rear waist bonding region has a length that is between about 2% and about 10% of the material length and the front waist bonding region has a length that is between about 20% and about 50% of the material length.
ABSORBENT ARTICLES HAVING NONWOVEN MATERIALS WITH NATURAL FIBERS
An absorbent article comprises a liquid permeable topsheet, a liquid impermeable backsheet, and an absorbent core positioned at least partially intermediate the topsheet and the backsheet. A wearer-facing nonwoven material comprising three-dimensional features and forming at least a portion of a wearer-facing surface of the topsheet of the absorbent article is provided. The wearer-facing nonwoven material comprises a plurality of generally planar regions that do not overlap with the three-dimensional features. The generally planar regions comprise recesses. The recesses may comprise apertures. The wearer-facing nonwoven material comprises at least 50% natural fibers, by weight of the nonwoven material.