Patents by Inventor Heitham Darrell Safi

Heitham Darrell Safi 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).

  • Recycling of superabsorbent polymer with a hybrid oxidative degradation and high shear mixing
    Patent number: 11993684
    Abstract: New process for recycling of poly(acrylic acid)-based superabsorbent polymer (SAP) using a synergistic combination of high shear mixing device and oxidative degradation of SAP to produce poly(acrylic acid) (PAA) useful to recycle pre- and post-consumer SAP.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: May 28, 2024
    Assignee: The Procter & Gamble Company
    Inventors: Dimitris Ioannis Collias, Gary Wayne Gilbertson, Martin Ian James, Morgan Christine McGrath, Raul Victorino Nunes, Heitham Darrell Safi, Arsen Arsenov Simonyan, John Christopher Wesner
  • Recycling of Superabsorbent Polymer With a Hybrid Oxidative Degradation and High Shear Mixing
    Publication number: 20220267561
    Abstract: New process for recycling of poly(acrylic acid)-based superabsorbent polymer (SAP) using a synergistic combination of high shear mixing device and oxidative degradation of SAP to produce poly(acrylic acid) (PAA) useful to recycle pre- and post-consumer SAP.
    Type: Application
    Filed: February 23, 2022
    Publication date: August 25, 2022
    Inventors: Dimitris Ioannis Collias, Gary Wayne Gilbertson, Martin Ian James, Morgan Christine McGrath, Raul Victorino Nunes, Heitham Darrell Safi, Arsen Arsenov Simonyan, John Christopher Wesner