Patents by Inventor Keyur M. Desai

Keyur M. Desai 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: 20150140273
    Abstract: The present invention provides a nonwoven substrate comprising a fibrous web defining a surface; and a layer of a benefit agent wherein said benefit agent is selected from an additive composition, an enhancement component and combinations thereof; wherein said benefit agent is frothed and bonded to the fibrous web surface through a creping process. Additionally, the present invention provides for a method of creping a nonwoven substrate and for a nonwoven substrate having an adhesive film of an aqueous, frothed, benefit agent.
    Type: Application
    Filed: December 18, 2014
    Publication date: May 21, 2015
    Inventors: Jian Qin, Deborah J. Calewarts, Jeffrey F. Jurena, Keyur M. Desai, Donald E. Waldroup
  • Patent number: 8916012
    Abstract: The present invention provides a nonwoven substrate comprising a fibrous web defining a surface; and a layer of a benefit agent wherein said benefit agent is selected from an additive composition, an enhancement component and combinations thereof; wherein said benefit agent is frothed and bonded to the fibrous web surface through a creping process. Additionally, the present invention provides for a method of creping a nonwoven substrate and also provides for a nonwoven substrate comprising an adhesive film of an aqueous, frothed, benefit agent.
    Type: Grant
    Filed: December 19, 2011
    Date of Patent: December 23, 2014
    Assignee: Kimberly-Clark Worldwide, Inc.
    Inventors: Jian Qin, Deborah J. Calewarts, Jeffrey F. Jurena, Keyur M. Desai, Donald E. Waldroup
  • Publication number: 20130157537
    Abstract: The present invention provides a soft, bulky, and absorbent hydroentangled nonwoven including regenerated cellulose fibers and staple or wood pulp fibers and a method of making the same that includes the steps of a) placing regenerated cellulose fibers on a forming surface; b) depositing staple or wood pulp fibers on the regenerated cellulose fibers; c) hydroentangling the regenerated cellulose fibers and the staple or wood pulp fibers together to form a hydroentangled composite; d) drying the hydroentangled composite; then, e) creping the hydroentangled composite with a frothed creping solution or dispersion.
    Type: Application
    Filed: December 19, 2011
    Publication date: June 20, 2013
    Inventors: David M. Jackson, Donald E. Waldroup, Keyur M. Desai, Jeffrey F. Jurena, Deborah J. Calewarts, Jian Qin
  • Publication number: 20120289917
    Abstract: The present invention relates to a personal care absorbent article comprising at least two substrates each having an internal and external surface, wherein at least one substrate is a fluid permeable bodyside substrate selected from spunbond, meltblown, coform, airlaid, bonded-carded web, spunlace materials and combinations thereof; at least one substrate is an impermeable backsheet; and an absorbent core disposed in between said substrates; wherein at least the external surface of at least one substrate has applied to it a benefit agent selected from an additive composition wherein said additive composition is a polymer dispersion selected from polyolefin dispersions, polyisoprene dispersions, polybutadiene-styrene block copolymer dispersions, latex dispersions, polyvinyl pyrrolidone-styrene copolymer dispersions, polyvinyl alcohol-ethylene copolymer dispersions, and combinations thereof; an enhancement component selected from microparticles, expandable microspheres, fibers, additional polymer dispersions, s
    Type: Application
    Filed: May 25, 2012
    Publication date: November 15, 2012
    Inventors: Frank P. Abuto, Deborah J. Calewarts, Jenny L. Day, Keyur M. Desai, Jeffrey F. Jurena, Jian Qin, Donald E. Waldroup
  • Publication number: 20120164200
    Abstract: The present invention provides a nonwoven substrate comprising a fibrous web defining a surface; and a layer of a benefit agent wherein said benefit agent is selected from an additive composition, an enhancement component and combinations thereof; wherein said benefit agent is frothed and bonded to the fibrous web surface through a creping process. Additionally, the present invention provides for a method of creping a nonwoven substrate and also provides for a nonwoven substrate comprising an adhesive film of an aqueous, frothed, benefit agent.
    Type: Application
    Filed: December 19, 2011
    Publication date: June 28, 2012
    Inventors: Jian Qin, Deborah J. Calewarts, Jeffrey F. Jurena, Keyur M. Desai, Donald E. Waldroup