Patents by Inventor Mattew W. Holtcamp

Mattew W. Holtcamp 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: 20230167254
    Abstract: The present disclosure generally relates to catalyst systems, polyethylene compositions, and uses of such compositions in, e.g., films. In an embodiment is provided a film that includes a polyethylene composition, comprising: ethylene and a C3-C40 olefin comonomer, the polyethylene composition having at least 65 wt % ethylene content and from 0 wt % to 35 wt % of a C3-C40 olefin comonomer content based upon the total weight of the composition, the film having: an average of MD and TD 1% secant modulus of 43,000 psi or greater, and a Dart Drop Impact Strength of greater than 500 g/mil. In another embodiment is provided a process for producing a polyethylene composition that includes introducing ethylene and a C3-C40 alpha-olefin to a catalyst system, the catalyst system comprising a first catalyst compound, a second catalyst compound, and an activator; and forming a polyethylene composition.
    Type: Application
    Filed: April 23, 2021
    Publication date: June 1, 2023
    Inventors: Ru Xie, Mattew W. Holtcamp, David M. Fiscus, Dongming Li, Laughlin G. McCullough, Matthew S. Bedoya, Kevin A. Stevens, Yan Jiang, Joseph A. Moebus