Patents by Inventor Davis-Dang H. Nhan

Davis-Dang H. Nhan has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20240099899
    Abstract: A method of manufacturing zoned webs can include providing a substrate and transferring the substrate in a machine direction. The method can include modifying the substrate to include a plurality of lanes to provide a modified substrate. The plurality of lanes can include a first lane and a second lane. The first lane can include a first zone and a second zone. The first zone can include an open area greater than an open area of the second zone. The second lane can include a third zone and a fourth zone. The third zone can include an open area greater than an open area of the fourth zone. The first lane and the second lane can be formed such that the first zone in the first lane is staggered in the machine direction from the third zone in the second lane. The method can also include slitting the modified substrate between adjacent lanes in the plurality of lanes to provide zoned webs.
    Type: Application
    Filed: January 29, 2021
    Publication date: March 28, 2024
    Inventors: Antonio J. Carrillo Ojeda, Davis Dang H. Nhan, Dwayne J-K Jackson, Juha P. Kemppinen, Mark M. Mleziva
  • Publication number: 20240060222
    Abstract: 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.
    Type: Application
    Filed: August 31, 2023
    Publication date: February 22, 2024
    Applicant: KIMBERLY-CLARK WORLDWIDE, INC.
    Inventors: Davis Dang H. Nhan, Cathleen M. Uttecht, Lori A. Eslinger, Neil T. Scholl, Jian Qin, Charles W. Colman, Deborah J. Calewarts, Vasily A. Topolkaraev, Antonio J. Carrillo Ojeda
  • Patent number: 11788221
    Abstract: 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.
    Type: Grant
    Filed: March 16, 2022
    Date of Patent: October 17, 2023
    Inventors: Davis Dang H. Nhan, Cathleen M. Uttecht, Lori A. Eslinger, Neil T. Scholl, Jian Qin, Charles W. Colman, Deborah J. Calewarts, Vasily A. Topolkaraev, Antonio J. Carrillo Ojeda
  • Publication number: 20230147078
    Abstract: A laminate includes a core structure having a first surface and a second surface, the core structure including an elastic core layer and a plastic core layer, wherein the elastic core layer is one of a film, a plurality of strands, and a plurality of strips, and wherein the plastic core layer is one of a film layer, a plurality of strands, and a plurality of strips, the plastic core structure reinforcing the core layer in the machine direction, and a nonwoven first facing layer affixed to the first surface.
    Type: Application
    Filed: January 6, 2023
    Publication date: May 11, 2023
    Inventors: Davis Dang H. Nhan, WanDuk Lee, Peiguang Zhou
  • Publication number: 20220205154
    Abstract: 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.
    Type: Application
    Filed: March 16, 2022
    Publication date: June 30, 2022
    Applicant: KIMBERLY-CLARK WORLDWIDE, INC.
    Inventors: Davis Dang H. Nhan, Cathleen M. Uttecht, Lori A. Eslinger, Neil T. Scholl, Jian Qin, Charles W. Colman, Deborah J. Calewarts, Vasily A. Topolkaraev, Antonio J. Carrillo Ojeda
  • Patent number: 11313061
    Abstract: 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.
    Type: Grant
    Filed: July 25, 2018
    Date of Patent: April 26, 2022
    Assignee: KIMBERLY-CLARK WORLDWIDE, INC.
    Inventors: Davis Dang H. Nhan, Cathleen M. Uttecht, Lori A. Eslinger, Neil T. Scholl, Jian Qin, Charles W. Colman, Deborah J. Calewarts, Vasily A. Topolkaraev, Antonio J. Carrillo Ojeda
  • Publication number: 20220015964
    Abstract: 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.
    Type: Application
    Filed: November 27, 2019
    Publication date: January 20, 2022
    Inventors: Antonio J. Carrillo Ojeda, Davis Dang H. Nhan, Neil T. Scholl, Vasily A. Topolkaraev, David G. Biggs, Mark M. Mleziva, Steven J. Roffers, Dustin J. Smith
  • Publication number: 20220015961
    Abstract: 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.
    Type: Application
    Filed: November 27, 2019
    Publication date: January 20, 2022
    Inventors: Antonio J. Carrillo Ojeda, Davis Dang H. Nhan, Neil T. Scholl, Vasily A. Topolkaraev, David G. Biggs, Mark M. Mleziva
  • Publication number: 20220015963
    Abstract: 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.
    Type: Application
    Filed: November 27, 2019
    Publication date: January 20, 2022
    Inventors: Antonio J. Carrillo Ojeda, Davis Dang H. Nhan, Neil T. Scholl, Vasily A. Topolkaraev, David G. Biggs, Mark M. Mleziva, Steven J. Roffers, Dustin J. Smith
  • Publication number: 20220015960
    Abstract: 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.
    Type: Application
    Filed: November 27, 2019
    Publication date: January 20, 2022
    Inventors: Antonio J. Carrillo Ojeda, Davis Dang H. Nhan, Neil T. Scholl, Vasily A. Topolkaraev, David G. Biggs, Mark M. Mleziva, Steven J. Roffers, Dustin J. Smith
  • Publication number: 20220008262
    Abstract: 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.
    Type: Application
    Filed: November 27, 2019
    Publication date: January 13, 2022
    Inventors: Antonio J. CARRILLO OJEDA, Davis Dang H. NHAN, Neil T. SCHOLL, Vasily A. TOPOLKARAEV, David G. BIGGS, Patrick D. ABNEY, Jonathan A. BAKER, Mark M. MLEZIVA, Steven J. ROFFERS, Dustin J. SMITH
  • Publication number: 20220000680
    Abstract: 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.
    Type: Application
    Filed: November 27, 2019
    Publication date: January 6, 2022
    Inventors: Antonio J. Carrillo Ojeda, Davis Dang H. Nhan, Neil T. Scholl, Vasily A. Topolkaraev, David G. Biggs, Mark M. Mleziva, Steven J. Roffers, Dustin J. Smith
  • Publication number: 20210388547
    Abstract: Three dimensional nonwoven materials and methods of manufacturing such materials are disclosed. In one embodiment, a method can include providing a precursor web that includes a plurality of fibers and transferring the precursor web to a forming surface having a plurality of forming holes. The method can also include directing a plurality of pressurized fluid streams of entangling fluid in a direction towards the precursor web on the forming surface to move at least some of the fibers into the plurality of forming holes to create a fluid entangled web. The method can further include removing the fluid entangled web from the forming surface such that the at least some of the fibers moved into the plurality of forming holes provide a plurality of nodes. The plurality of nodes can have an anisotropy value greater than 1.0 as determined by the Node Analysis Test Method.
    Type: Application
    Filed: November 27, 2019
    Publication date: December 16, 2021
    Inventors: Antonio J. Carrillo Ojeda, Davis Dang H. Nhan, Neil T. Scholl, Vasily A. Topolkaraev, David G. Biggs, Mark M. Mleziva, Steven J. Roffers, Dustin J. Smith
  • Publication number: 20210290450
    Abstract: A high topography nonwoven substrate includes synthetic binder fibers; 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 each projection element has a height, a diameter or width, a cross-section, a sidewall, a proximal end where the projection element meets the base layer, and a distal end opposite the proximal end, 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.
    Type: Application
    Filed: July 25, 2018
    Publication date: September 23, 2021
    Applicant: KIMBERLY-CLARK WORLDWIDE, INC.
    Inventors: Davis Dang H. Nhan, Cathleen M. Uttecht, Lori A. Eslinger, Neil T. Scholl, Jian Qin, Charles W. Colman, Deborah J. Calewarts, Vasily A. Topolkaraev, Antonio J. Carrillo Ojeda
  • Publication number: 20210292948
    Abstract: 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.
    Type: Application
    Filed: July 25, 2018
    Publication date: September 23, 2021
    Applicant: KIMBERLY-CLARK WORLDWIDE, INC.
    Inventors: Davis Dang H. Nhan, Cathleen M. Uttecht, Lori A. Eslinger, Neil T. Scholl, Jian Qin, Charles W. Colman, Deborah J. Calewarts, Vasily A. Topolkaraev, Antonio J. Carrillo Ojeda
  • Patent number: 11013641
    Abstract: A garment configured for detecting leakage from an absorbent article underlying the garment and methods of detecting leakage from an absorbent article using such a garment are disclosed. The garment can include a substrate and a wetness detection system. The wetness detection system can include a first wetness detection mechanism disposed at a first detection zone on the substrate. The wetness detection system can further include a second wetness detection mechanism disposed at a second detection zone on the substrate. The second detection zone can be different than the first detection zone. In preferred embodiments, the first wetness detection mechanism and the second wetness detection mechanism can be configured to sense wetness electronically.
    Type: Grant
    Filed: April 5, 2017
    Date of Patent: May 25, 2021
    Assignee: Kimberly-Clark Worldwide, Inc.
    Inventors: Shawn Jeffery Sullivan, Davis Dang H. Nhan, Rebecca E. Strong, Andrew Long
  • Patent number: 10954367
    Abstract: A thermoplastic polyolefin elastomer film includes a continuous phase that includes a thermoplastic polyolefin elastomer and a nanoinclusion additive dispersed within the continuous phase in the form of discrete domains, wherein each discrete domain is elongated with a long axis, wherein the axes are aligned in the machine direction (MD) when the film is relaxed, and wherein the axes are aligned in the cross direction (CD) when the film is stretched in the CD. Also, an article includes the thermoplastic polyolefin elastomer film.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: March 23, 2021
    Assignee: KIMBERLY-CLARK WORLDWIDE, INC.
    Inventors: Peiguang Zhou, WanDuk Lee, Davis Dang H. Nhan, Vasily A. Topolkaraev, Michael G. Shlepr
  • Publication number: 20200375809
    Abstract: A garment configured for detecting leakage from an absorbent article underlying the garment and methods of detecting leakage from an absorbent article using such a garment are disclosed. The garment can include a substrate and a wetness detection system. The wetness detection system can include a first wetness detection mechanism disposed at a first detection zone on the substrate. The wetness detection system can further include a second wetness detection mechanism disposed at a second detection zone on the substrate. The second detection zone can be different than the first detection zone. In preferred embodiments, the first wetness detection mechanism and the second wetness detection mechanism can be configured to sense wetness electronically.
    Type: Application
    Filed: April 5, 2017
    Publication date: December 3, 2020
    Inventors: Shawn Jeffery Sullivan, Davis Dang H. Nhan, Rebecca E. Strong, Andrew Long
  • Patent number: 10709612
    Abstract: Odor control articles (10) including hydrophobic polymers of intrinsic porosity (HPIM) and their use in personal care products and hygienic products is disclosed. The odor control article (10) includes a HPIM and a colorant. The odor control article (10) may be applied to a substrate (11), and more specifically to a liquid absorbent member (30), to form an odor-absorbing member (20). The substrate (11) may absorb liquid. The odor-absorbing member (20) may be placed in such products as diapers (200), incontinence pads (60) and refrigerator pads. A method of making an odor control suspension with HPIMs including the use of surfactants is also disclosed. The odor control suspension may also be applied to a substrate (11).
    Type: Grant
    Filed: July 28, 2015
    Date of Patent: July 14, 2020
    Assignee: Kimberly-Clark Worldwide, Inc.
    Inventors: Xuedong Song, Davis Dang H. Nhan, John Gavin MacDonald, Richard Arnold Borders
  • Patent number: 10357409
    Abstract: The present subject matter relates to absorbent articles and signaling devices for use therewith. The signaling device includes one or more non-invasive sensors configured to detect the presence of a substance, such as a body fluid, in the absorbent article. The signaling device can provide an audible and/or visible alert to the user of the absorbent article when it detects the presence of a substance. The absorbent article includes one or more identifiable characteristics the presence of which permits operation of the signaling device. In this manner, the present disclosure provides for product and signaling device matching for use.
    Type: Grant
    Filed: June 10, 2016
    Date of Patent: July 23, 2019
    Assignee: KIMBERLY-CLARK WORLDWIDE, INC.
    Inventors: Thomas Michael Ales, Sudhanshu Gakhar, Andrew Mark Long, Davis-Dang H. Nhan