Patents Assigned to BOARD OF SUPERVISORS OF LOUISIANA STATE UNIV. A.M.
  • Grease evaluation
    Patent number: 11686719
    Abstract: Methods of evaluating viscous compositions are disclosed. The methods may be used to evaluate degradation levels of lubricants including grease. The methods may include preparing a surface for testing by leveling and flattening a viscous composition, placing a drop of a liquid on the flattened leveled surface, evaluating the observed contact angle between the drop and the surface, and then comparing the observed contact angle to a reference contact angle.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: June 27, 2023
    Assignee: BOARD OF SUPERVISORS OF LOUISIANA STATE UNIV. A.M.
    Inventors: Michael M. Khonsari, Lijesh Koottaparambil