Patents by Inventor Tracy Li

Tracy Li 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).

  • Linear high-density ethylene interpolymer compositions
    Patent number: 12715983
    Abstract: Provided in this disclosure is an ethylene interpolymer composition. The ethylene interpolymer composition includes a first ethylene interpolymer, a second ethylene interpolymer, and a third ethylene interpolymer. Further, the ethylene interpolymer composition has a density of at least 0.945 g/cm3; an environmental stress crack resistance (ESCR), measured according to ASTM D1693, Condition B, 10% IGEPAL CO-360, of at least 90 hours; and an Izod impact strength of at least 80 J/m, as measured according to ASTM D256.
    Type: Grant
    Filed: June 4, 2021
    Date of Patent: August 25, 2026
    Assignee: NOVA Chemicals (International) S.A.
    Inventors: Celine Bellehumeur, Brian Molloy, Gilbert Arnould, Henry Hay, Tracy Li
  • LINEAR HIGH-DENSITY ETHYLENE INTERPOLYMER COMPOSITIONS
    Publication number: 20230279205
    Abstract: Provided in this disclosure is an ethylene interpolymer composition. The ethylene interpolymer composition includes a first ethylene interpolymer, a second ethylene interpolymer, and a third ethylene interpolymer. Further, the ethylene interpolymer composition has a density of at least 0.945 g/cm3; an environmental stress crack resistance (ESCR), measured according to ASTM D1693, Condition B, 10% IGEPAL CO-360, of at least 90 hours; and an Izod impact strength of at least 80 J/m, as measured according to ASTM D256.
    Type: Application
    Filed: June 4, 2021
    Publication date: September 7, 2023
    Applicant: NOVA Chemicals (International) S.A.
    Inventors: Celine Bellehumeur, Brian Molloy, Gilbert Arnould, Henry Hay, Tracy Li