Patents by Inventor Chris HELT

Chris HELT 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).

  • Process and premix for incorporating optical brighteners into a polymeric composition
    Patent number: 12037458
    Abstract: Methods for improving the dispersion of optical brighteners in polymeric compositions are provided. Polymeric compositions obtained by these methods are also provided. Premixes for use in the methods are also provided. In particular, methods for incorporating an optical brightener in a polymeric composition comprising dissolving the optical brightener in a solvent prior to adding the optical brightener to the polymeric compositions are provided.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: July 16, 2024
    Assignee: Elkem Silicones USA Corp.
    Inventors: Yan Meng, Michael John Watson, Chris Helt, Danaya Pratchayanan, Amanda Burton, Leeanne Brown
  • PROCESS AND PREMIX FOR INCORPORATING OPTICAL BRIGHTENERS INTO A POLYMERIC COMPOSITION
    Publication number: 20210070945
    Abstract: Methods for improving the dispersion of optical brighteners in polymeric compositions are provided. Polymeric compositions obtained by these methods are also provided. Premixes for use in the methods are also provided. In particular, methods for incorporating an optical brightener in a polymeric composition comprising dissolving the optical brightener in a solvent prior to adding the optical brightener to the polymeric compositions are provided.
    Type: Application
    Filed: September 3, 2020
    Publication date: March 11, 2021
    Inventors: Yan MENG, Michael John WATSON, Chris HELT, Danaya PRATCHAYANAN, Amanda BURTON, Leeanne BROWN