Patents by Inventor Robert HOPPER

Robert HOPPER 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).

  • Granular stabilizer compositions for use in polymer resins and methods of making same
    Patent number: 10975278
    Abstract: Granular stabilizer compositions including concentrated blends of one or more polymer additive, and one or more co-active agent, which compositions are low-dusting and substantially free of a carrier polymer resin are disclosed herein, along with process for making the stabilizer compositions, and uses of such stabilizer compositions for providing enhanced protection of polymer resins against deleterious effects from air (oxygen), residual catalyst, mechanical stress, heat, and light.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: April 13, 2021
    Assignee: Cytec Industries Inc.
    Inventors: Joseph Kozakiewicz, J. Mon-Hei Eng, Jian-Yang Cho, Ram B. Gupta, Robert Hopper
  • GRANULAR STABILIZER COMPOSITIONS FOR USE IN POLYMER RESINS AND METHODS OF MAKING SAME
    Publication number: 20190264084
    Abstract: Granular stabilizer compositions including concentrated blends of one or more polymer additive, and one or more co-active agent, which compositions are low-dusting and substantially free of a carrier polymer resin are disclosed herein, along with process for making the stabilizer compositions, and uses of such stabilizer compositions for providing enhanced protection of polymer resins against deleterious effects from air (oxygen), residual catalyst, mechanical stress, heat, and light.
    Type: Application
    Filed: February 27, 2019
    Publication date: August 29, 2019
    Applicant: Cytec Industries Inc.
    Inventors: Joseph KOZAKIEWICZ, J. Mon-Hei ENG, Jian-Yang CHO, Ram B. GUPTA, Robert HOPPER