Patents by Inventor Gregory GOSCHY

Gregory GOSCHY 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).

  • PROCESS FOR PREPARING A POLYSULFONE (PSU) POLYMER
    Publication number: 20220396668
    Abstract: The present invention relates to a process for preparing a polysulfone (PSU) polymer having a low yellowness index (YI). The present disclosure also relates to a PSU obtained from this process, as well as to articles incorporating this PSU.
    Type: Application
    Filed: November 17, 2020
    Publication date: December 15, 2022
    Inventors: Atul BHATNAGAR, Gregory GOSCHY, Chantal LOUIS, David B. THOMAS
  • Stabilizer compounds
    Patent number: 11111358
    Abstract: A piperidine-based stabilizer compound of formula (I) or (II) that imparts UV, thermal, and/or thermo-oxidative stability to polymer compositions and more specifically to aromatic polymers and polymer compositions thereof.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: September 7, 2021
    Assignee: SOLVAY SPECIALTY POLYMERS USA, LLC
    Inventors: Joel Pollino, Gregory Goschy, Satchit Srinivasan
  • Piperidine-based stabilizers and polymers end-capped with the same
    Patent number: 11111215
    Abstract: The invention relates to piperidine-based compounds of formula (I) that are used to improve UV, thermal, and thermo-oxidative stability of high performance aromatic polymers in a blend or as end-cappers of the same polymers.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: September 7, 2021
    Assignee: SOLVAY SPECIALTY POLYMERS USA, LLC
    Inventors: Joel Pollino, Satchit Srinivasan, Henry Bradley, Claire Hartmann-Thompson, Gregory Goschy
  • STABILIZER COMPOUNDS
    Publication number: 20200157312
    Abstract: A piperidine-based stabilizer compound of formula (I) or (II) that imparts UV, thermal, and/or thermo-oxidative stability to polymer compositions and more specifically to aromatic polymers and polymer compositions thereof.
    Type: Application
    Filed: December 11, 2019
    Publication date: May 21, 2020
    Applicant: SOLVAY SPECIALTY POLYMERS USA, LLC
    Inventors: Joel POLLINO, Gregory GOSCHY, Satchit SRINIVASAN
  • PIPERIDINE-BASED STABILIZERS AND POLYMERS END-CAPPED WITH THE SAME
    Publication number: 20200115340
    Abstract: The invention relates to piperidine-based compounds of formula (I) that are used to improve UV, thermal, and thermo-oxidative stability of high performance aromatic polymers in a blend or as end-cappers of the same polymers.
    Type: Application
    Filed: December 11, 2019
    Publication date: April 16, 2020
    Applicant: SOLVAY SPECIALTY POLYMERS USA, LLC
    Inventors: Joel POLLINO, Satchit SRINIVASAN, Henry BRADLEY, Claire HARTMANN-THOMPSON, Gregory GOSCHY
  • Piperidine-based stabilizers and polymers end-capped with the same
    Publication number: 20170204060
    Abstract: The invention relates to piperidine-based compounds of formula (I) that are used to improve UV, thermal, and thermo-oxidative stability of high performance aromatic polymers in a blend or as end-cappers of the same polymers.
    Type: Application
    Filed: May 11, 2015
    Publication date: July 20, 2017
    Applicant: SOLVAY SPECIALTY POLYMERS USA, LLC
    Inventors: Joel POLLINO, Satchit SRINIVASAN, Henry BRADLEY, Claire HARTMANN-THOMPSON, Gregory GOSCHY
  • Stabilizer Compounds
    Publication number: 20170190874
    Abstract: A piperidine-based stabilizer compound of formula (I) or (II) that imparts UV, thermal, and/or thermo-oxidative stability to polymer compositions and more specifically to aromatic polymers and polymer compositions thereof.
    Type: Application
    Filed: May 20, 2015
    Publication date: July 6, 2017
    Applicant: SOLVAY SPECIALTY POLYMERS USA, LLC
    Inventors: Joel POLLINO, Gregory GOSCHY, Satchit SRINIVASAN