Patents by Inventor Srinivasa Syamal S. Tallury

Srinivasa Syamal S. Tallury 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).

  • Bi-Component Fibers and Nonwoven Materials Produced Therefrom
    Publication number: 20220049389
    Abstract: A method can include (a) extruding a bi-component fiber comprising: a first component comprising a first polypropylene homopolymer; and a second component comprising a blend that comprises a propylene-based elastomer and a second polypropylene homopolymer, wherein the blend has a melt flow rate that is at least 20% greater than or at least 20% less than a melt flow rate of the first polypropylene homopolymer; (b) cooling the bi-component fiber; and (c) thermally and/or mechanically activating the bi-component fiber to cause the bi-component fiber to curl.
    Type: Application
    Filed: August 30, 2019
    Publication date: February 17, 2022
    Inventors: Srinivasa Syamal S. Tallury, Louis K. Apraku-Boadi, Paul E. Rollin, Jr., Bin Zhao