Patent application number | Description | Published |
20100120314 | APPARATUS FOR PRODUCING SUB-MICRON FIBERS, AND NONWOVENS AND ARTICLES CONTAINING SAME - An apparatus for producing sub-micron fibers, and more specifically an apparatus for effecting formation of sub-micron fibers by fibrillation of polymer films, and nonwoven materials and articles incorporating them. | 05-13-2010 |
20110147301 | NONWOVENS AND ARTICLES CONTAINING SUBMICRON FIBERS - Nonwoven web products containing sub-micron fibers, and more specifically nonwoven web products having sub-micron fibers formed by fibrillation of polymer films, and nonwoven materials and articles incorporating them, and methods of producing these products. | 06-23-2011 |
20110196325 | Absorbent Article with Containment Barrier - The present disclosure, in part, relates generally to an absorbent article to be worn about the lower torso. The absorbent article comprises a chassis comprising a topsheet, a backsheet, an absorbent core disposed between the topsheet and the backsheet, and a pair of longitudinal barrier cuffs attached to the chassis. Each of the longitudinal barrier cuffs is comprised of a web of material. The web of material has a low surface tension fluid strikethrough time of at least about 19 seconds, and an air permeability of at least about 20 m | 08-11-2011 |
20110196327 | Web Material(s) for Absorbent Articles - The present disclosure, in part, relates generally to an absorbent article to be worn about the lower torso. The absorbent article comprises a chassis comprising a topsheet, a backsheet, an absorbent core disposed between the topsheet and the backsheet, and a pair of longitudinal barrier cuffs attached to the chassis. Each of the longitudinal barrier cuffs is formed of a web of material. The web of material comprises a first nonwoven component layer comprising fibers having an average diameter in the range of about 8 microns to about 30 microns, a second nonwoven component layer comprising fibers having an average diameter of less than about 1 micron, and a third nonwoven component layer comprising fibers having an average diameter in the range of about 8 microns to about 30 microns. The second nonwoven component layer is disposed intermediate the first nonwoven component layer and the third nonwoven component layer. | 08-11-2011 |
20110196332 | Absorbent Article with Bonded Web Material - An absorbent article to be worn the lower torso is provided. The absorbent article comprises a chassis comprising a topsheet, a backsheet, an absorbent core, and a pair of longitudinal barrier cuffs attached to the chassis. Each of the longitudinal barrier cuffs comprises a web of material. The web of material comprises a first nonwoven component layer, and a second nonwoven component layer. Each of the longitudinal barrier cuffs comprises a longitudinal zone of attachment where each of the longitudinal barrier cuff attaches to the chassis, a longitudinal free edge, and a plurality of mechanical bonds disposed between the longitudinal zone of attachment and the free edge. The plurality of mechanical bonds attach one of a first portion of the web of material to a second portion of the web of material, and the web of material to a portion of the absorbent article. | 08-11-2011 |
20110208486 | COMPUTER BASED MODELING OF FIBROUS MATERIALS - Computer based models of fibrous materials. | 08-25-2011 |
20110208487 | COMPUTER BASED MODELING OF PROCESSED FIBROUS MATERIALS - Computer based models of processed fibrous materials. | 08-25-2011 |
20110250413 | BOND PATTERNS FOR FIBROUS WEBS - Bond patterns for fibrous webs. | 10-13-2011 |
20110275269 | Fibers, Nonwovens and Articles Containing Nanofibers Produced from Broad Molecular Weight Distribution Polymers - The present invention is directed to articles comprising nanofibers. The nanofibers, having a diameter of less than 1 micron, may comprise a significant number of the fibers in one layer of the web contained by the article. Preferably, the nanofibers are produced in a melt film fibrillation process. The articles include diapers, training pants, adult incontinence pads, catamenials products such as feminine care pads and pantiliners, tampons, personal cleansing articles, personal care articles, and personal care wipes including baby wipes, facial wipes, and feminine wipes. | 11-10-2011 |
20120273986 | PROCESS FOR PRODUCING NONWOVENS AND ARTICLES CONTAINING SUBMICRON FIBERS - Processes for producing nonwoven web products containing sub-micron fibers are provided, and more specifically processes for producing nonwoven web products having sub-micron fibers formed by fibrillation of polymer films are provided. | 11-01-2012 |
20130004757 | ARTICLES CONTAINING NANOFIBERS PRODUCED FROM LOW MELT FLOW RATE POLYMERS - The present invention is directed to hygiene articles comprising nanofibers. The nanofibers are made from a melt film fibrillation process with a polymer composition having a melt flow rate of less than about 400 decigram per minute. The nanofibers, having a diameter of less than 1 micron, must comprise a significant number of the fibers in one layer of the web contained by the hygiene article. The hygiene articles include diapers, training pants, adult incontinence pads, catamenials products such as feminine care pads and pantiliners, tampons, personal cleansing articles, personal care articles, and personal care wipes including baby wipes, facial wipes, and feminine wipes. | 01-03-2013 |
20130023836 | Hygiene Articles Containing Nanofibers - A method of making a nonwoven web comprising nanofibers that are made by a melt film fibrillation process is disclosed. The nanofibers have a diameter of less than 1 micron, and comprise a significant number of the fibers in one layer of the web. The process generally includes the steps of providing a polymeric melt, utilizing a central fluid stream to form an elongated hollow polymeric film tube, and using this and/or other fluid streams to form multiple nanofibers from the hollow tube. | 01-24-2013 |
20130089747 | Fibers of Polymer-Wax Compositions - Disposable article that include fibers formed from compositions comprising thermoplastic polymers and waxes are disclosed, where the wax is dispersed throughout the thermoplastic polymer. | 04-11-2013 |
20130144244 | Absorbent Article Having A Multifunctional Containment Member - An absorbent article such as a diaper, training pant, and the like comprises a containment member that has a central zone and a barrier zone. The central zone has greater air flow according to the Air Permeability Test than the barrier zone. The bather zone a greater hydrohead according to the Hydrostatic Head Pressure Test than the central zone. The containment member may be used for absorbent core formation and may have portions configured to serve as barrier leg cuffs for the finished absorbent article. | 06-06-2013 |
20130147080 | Articles Containing Nanofibers Produced from Low Melt Flow Rate Polymers - The present invention is directed to hygiene articles comprising nanofibers. The nanofibers are made from a melt film fibrillation process with a polymer composition having a melt flow rate of less than about 400 decigram per minute. The nanofibers, having a diameter of less than 1 micron, must comprise a significant number of the fibers in one layer of the web contained by the hygiene article. The hygiene articles include diapers, training pants, adult incontinence pads, catamenials products such as feminine care pads and pantiliners, tampons, personal cleansing articles, personal care articles, and personal care wipes including baby wipes, facial wipes, and feminine wipes. | 06-13-2013 |
20130253461 | Article with Nonwoven Web Component Formed with Loft-Enhancing Calender Bond Shapes and Patterns - An article having as a component a section of nonwoven web formed predominately of polymeric fibers is disclosed. The section of nonwoven web may have a pattern of consolidating bonds impressed on the surface. The bonds may have at least one bond shape; and the bond shape may have a perimeter with a greatest measurable length and greatest measurable width. The perimeter may have a convex portion and an aspect ratio of length/width of at least 2.5. Other features may be imparted relating to the density and orientations of the bonds relative machine and cross directions of the web. The bond shape reflects the shape of a corresponding bonding protrusion on a bonding roller. It is believed that the shape, density and/or orientation of the bonding protrusions affect air flow through the bonding nip in a way that may be utilized to enhance loft of the resulting bonded nonwoven web. | 09-26-2013 |
20140044934 | MULTI LAYERED NONWOVEN WEBS WITH VISUALLY DISTINCT BOND SITES AND METHOD OF MAKING - The present invention refers to a multilayered nonwoven web having layers of different color. The nonwoven web is pattern bonded to obtain bonded areas have a different color versus the unbonded areas. | 02-13-2014 |
20140052087 | Web Material(s) For Absorbent Articles - The present disclosure, in part, relates generally to an absorbent article to be worn about the lower torso. The absorbent article comprises a chassis comprising a topsheet, a backsheet, an absorbent core disposed between the topsheet and the backsheet, and a pair of longitudinal barrier cuffs attached to the chassis. Each of the longitudinal barrier cuffs is formed of a web of material. The web of material comprises a first nonwoven component layer comprising fibers having an average diameter in the range of about 8 microns to about 30 microns, a second nonwoven component layer comprising fibers having an average diameter of less than about 1 micron, and a third nonwoven component layer comprising fibers having an average diameter in the range of about 8 microns to about 30 microns. The second nonwoven component layer is disposed intermediate the first nonwoven component layer and the third nonwoven component layer. | 02-20-2014 |
20140072767 | NONWOVEN WEBS WITH ENHANCED LOFT AND PROCESS FOR FORMING SUCH WEBS - The present invention relates to a process of forming a soft bulky nonwoven web from a batt using thermobonding and to a soft bulky nonwoven web with a bond impression pattern and shape. The process comprises several steps including feeding a batt to a nip between first and second surface of first and second roller, where at least the first of the surfaces comprises spaced apart bonding protrusions surrounded by recessed areas. The bonding protrusions and the bond impression shape in the web exhibit a ratio of the greatest measurable width to the greatest measurable length of at least 1:2.5 and the perimeters thereof comprise a convex portion. The bonding protrusions are symmetric and/or have a certain angle to the machine direction. | 03-13-2014 |
20140087941 | Fibers of Polymer-Wax Compositions - Disposable article that include fibers formed from compositions comprising thermoplastic polymers and waxes are disclosed, where the wax is dispersed throughout the thermoplastic polymer. | 03-27-2014 |
20140249498 | ABSORBENT ARTICLE WITH BONDED WEB MATERIAL - An absorbent article to be worn the lower torso is provided. The absorbent article comprises a chassis comprising a topsheet, a backsheet, an absorbent core, and a pair of longitudinal barrier cuffs attached to the chassis. Each of the longitudinal barrier cuffs comprises a web of material. The web of material comprises a first nonwoven component layer, and a second nonwoven component layer. Each of the longitudinal barrier cuffs comprises a longitudinal zone of attachment where each of the longitudinal barrier cuff attaches to the chassis, a longitudinal free edge, and a plurality of mechanical bonds disposed between the longitudinal zone of attachment and the free edge. The plurality of mechanical bonds attach one of a first portion of the web of material to a second portion of the web of material, and the web of material to a portion of the absorbent article. | 09-04-2014 |
20140259579 | METHODS FOR FORMING ABSORBENT ARTICLES WITH NONWOVEN SUBSTRATES - The present disclosure is directed, in part, to a method of forming an absorbent article. The method comprises providing a nonwoven substrate comprising a plurality of fibers. At least some of the plurality of fibers comprise a plurality of fibrils extending outwardly from a surface of the fibers. The fibrils comprise a lipid ester having a melting point greater than 35° C. The method comprises incorporating the nonwoven substrate into the absorbent article. | 09-18-2014 |
20140272223 | PACKAGES FOR ARTICLES OF COMMERCE - The present disclosure is directed, in part, to a package for an article of commerce. The package comprises a nonwoven substrate comprising one or more layers of fibers. A plurality of the fibers each comprise a plurality of fibrils extending outwardly from a surface of the fibers in a central longitudinal third of the fibers. The plurality of fibrils comprise a lipid ester that has a melting point greater than 35° C. The plurality of fibers are free of droplets of the lipid ester. | 09-18-2014 |
20140272261 | NONWOVEN SUBSTRATES HAVING FIBRILS - The present invention relates to a nonwoven substrate comprising a layer of fibers, wherein a plurality of the fibers each comprise a plurality of fibrils extending outwardly from a surface of the fibers, and wherein the plurality of fibrils comprise a lipid ester. | 09-18-2014 |
20140272359 | NONWOVEN SUBSTRATES - The present disclosure is directed, in part, to a nonwoven substrate comprising one or more layers of fibers. The nonwoven substrate has a specific surface area in the range of about 0.5m | 09-18-2014 |
20140276512 | ABSORBENT ARTICLES WITH NONWOVEN SUBSTRATES HAVING FIBRILS - The present disclosure is directed, in part, to an absorbent article comprising a liquid pervious material, a liquid impervious material, and an absorbent core disposed at least partially intermediate the liquid pervious material and the liquid impervious material. The absorbent article comprises one or more nonwoven substrates each comprising one or more layers of fibers. A plurality of the fibers each comprise a plurality of fibrils extending outwardly from a surface of the fibers. The plurality of fibrils comprise a lipid ester. | 09-18-2014 |
20140343526 | NONWOVEN WEBS WITH VISUALLY DISTINCT BOND SITES AND METHOD OF MAKING - The present invention refers to a nonwoven web with multicomponent fibers having at least a first and a second component which differ from each other in color. The nonwoven web is pattern bonded to obtain bonded areas have a different color versus the unbonded areas. | 11-20-2014 |
20140358101 | Nonwoven Web Material Having Enhanced Glide Softness And Good Strength Attributes, And Method For Manufacturing - Nonwoven web materials formed of a first outer accumulation, a second outer accumulation, and an inner accumulation of fibers are disclosed. The outer accumulations of fibers may form respective first and second macroscopic outer web surfaces. The webs may bear a pattern of thermal bonds impressed on either or both of the first and second macroscopic surfaces, at which the fibers of the first accumulation are thermally bonded to fibers of the second accumulation. Fibers of the inner accumulation may be interlaced among the fibers of the first and/or second accumulations and be present at the first and/or second macroscopic outer web surfaces. A related method for manufacturing nonwoven web materials is also disclosed. | 12-04-2014 |
20150038930 | ABSORBENT ARTICLE WITH CONTAINMENT BARRIER - An absorbent article to be worn about the lower torso, the absorbent article comprising a chassis comprising a topsheet, a backsheet, an absorbent core disposed between the topsheet and the backsheet, and a pair of longitudinal barrier cuffs attached to the chassis. Each longitudinal cuff is formed of a web of material, the web of material having first and second opposing surfaces. The web of material comprises a nonwoven component layer comprising fibers having a number-average diameter of less than about 1 micron, a mass-average diameter of less than about 1.5 microns, and a ratio of the mass-average diameter to the number-average diameter less than about 2. The absorbent article further comprises a hydrophobic coating disposed on at least one surface of the web of material such that a coated web of material is formed, the hydrophobic surface coating comprising a solventless, multicomponent silicone composition including at least two silicone polymers and being substantially free of aminosilicones. | 02-05-2015 |
20150250658 | MULTI-COMPONENT TOPSHEETS - A multi-component topsheet for an absorbent article includes a first discrete substrate forming about 80% or more of an outer perimeter of the topsheet and a second discrete substrate wherein about 80% or more of an outer perimeter of the second discrete substrate is joined to the first discrete substrate, wherein the topsheet has a single layer of substrate in about 75% or more of the total area of the topsheet and a dual layer of substrate in about 25% or less of the total area of the topsheet, wherein the dual layer of substrate is formed from an overlap between the first discrete substrate and the second discrete substrate, wherein the second discrete substrate, according to the Overall Substrate Height Test for Substrates with First and Second Projections, has an overall z-directional height of between about 1400 μm and about 2250 μm. | 09-10-2015 |
20150250659 | MULTI-COMPONENT TOPSHEETS - A multi-component topsheet for an absorbent article includes a first discrete substrate, a second discrete substrate, and a third discrete substrate, wherein the second discrete substrate is disposed at least partially intermediate the first discrete substrate and the third discrete substrate, wherein the second discrete substrate is joined to the first discrete substrate and the third discrete substrate, wherein the topsheet has a single layer of substrate in about 80% or more of the total area of the topsheet and a dual layer of substrate in about 20% or less of the total area of the topsheet. | 09-10-2015 |
20150250660 | MULTI-COMPONENT TOPSHEETS - A multi-component topsheet for an absorbent article includes a first discrete substrate, a second discrete substrate, and a third discrete substrate, wherein the second discrete substrate is disposed at least partially intermediate the first discrete substrate and the third discrete substrate, wherein the second discrete substrate is joined to the first discrete substrate and the third discrete substrate, wherein the topsheet has a single layer of substrate in about 80% or more of the total area of the topsheet and a dual layer of substrate in about 20% or less of the total area of the topsheet. | 09-10-2015 |
20150250661 | MULTI-COMPONENT TOPSHEETS - A multi-component topsheet for an absorbent article includes a first discrete substrate forming about 80% or more of an outer perimeter of the topsheet and a second discrete substrate wherein about 80% or more of an outer perimeter of the second discrete substrate is joined to the first discrete substrate, wherein the topsheet has a single layer of substrate in about 75% or more of the total area of the topsheet and a dual layer of substrate in about 25% or less of the total area of the topsheet. | 09-10-2015 |