Patents by Inventor Sara ZHANG

Sara ZHANG 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).

  • Publication number: 20220289882
    Abstract: In some embodiments, the present disclosure provides for ethylene-C3 to C20 alpha-olefins random copolymers having an ethylene content of about 45 wt % to about 70 wt % and a Mw(DRI)/Mn(DRI) of from 1.1 to 1.9. In some embodiments, the ethyl-C ene-propylene random copolymer is used as a viscosity modifier in a lubricating composition.
    Type: Application
    Filed: August 25, 2020
    Publication date: September 15, 2022
    Inventors: Sara ZHANG, Maryam SEPEHR, David MORGAN, Jingwen ZHANG