Patents by Inventor Satchit Srinivasan

Satchit Srinivasan 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).

  • Composition containing fluorinated thermoplastic elastomers and vulcanizates
    Patent number: 11292904
    Abstract: The present invention relates to new fluorinated thermoplastic elastomer compositions comprising a continuous thermoplastic fluorocarbon polymer phase and a dispersed vulcanized fluorine-containing elastomer phase having improved thermal processability.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: April 5, 2022
    Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.
    Inventors: Aldo Sanguineti, Marco Mirenda, Satchit Srinivasan
  • Composition comprising a semi-crystalline thermoplastic fluoropolymer and a fluorinated thermoplastic elastomer block copolymer
    Patent number: 11180648
    Abstract: The invention pertains to a fluoropolymer composition based on a combination of a thermoplastic fluoropolymer and a fluorinated thermoplastic elastomer, possessing improved impact resistance and outstanding flammability behaviour, to a method of making the same, and to a method of manufacturing shaped parts using the same, and to a method of manufacturing a mobile electronic device using said parts.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: November 23, 2021
    Assignee: SOLVAY SPECIALTY POLYMERS ITALY S.P.A.
    Inventors: David McIlroy, Keshav S. Gautam, 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
    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
  • Hydroxybenzophenone-based stabilizers and polymers end-capped with the same
    Patent number: 10954359
    Abstract: The invention relates to hydroxybenzophenone-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: July 18, 2019
    Date of Patent: March 23, 2021
    Assignee: SOLVAY SPECIALTY POLYMERS USA, LLC
    Inventors: Joel Pollino, Satchit Srinivasan
  • COMPOSITION CONTAINING FLUORINATED THERMOPLASTIC ELASTOMERS AND VULCANIZATES
    Publication number: 20200216654
    Abstract: The present invention relates to new fluorinated thermoplastic elastomer compositions comprising a continuous thermoplastic fluorocarbon polymer phase and a dispersed vulcanized fluorine-containing elastomer phase having improved thermal processability.
    Type: Application
    Filed: June 25, 2018
    Publication date: July 9, 2020
    Inventors: Aldo SANGUINETI, Marco MIRENDA, Satchit SRINIVASAN
  • 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
  • COMPOSITION COMPRISING A SEMI-CRYSTALLINE VDF POLYMER AND A FLUORINATED THERMOPLASTIC ELASTOMER BLOCK COPOLYMER
    Publication number: 20200095415
    Abstract: The invention pertains to a fluoropolymer composition based on a thermoplastic vinylidene fluoride (VDF) polymer and a thermoplastic fluorinated elastomer, possessing advantageous performances, including improved compromise between flexibility and stiffness, and suitable for being notably used in the manufacture of parts and accessories of mobile electronic devices, to a method of making the said composition, and to a method of manufacturing said parts from said composition and mobile electronic devices using said parts.
    Type: Application
    Filed: March 13, 2018
    Publication date: March 26, 2020
    Inventors: David McILROY, Keshav S. GAUTAM, Satchit SRINIVASAN
  • COMPOSITION COMPRISING A SEMI-CRYSTALLINE THERMOPLASTIC FLUOROPOLYMER AND A FLUORINATED THERMOPLASTIC ELASTOMER BLOCK COPOLYMER
    Publication number: 20200095413
    Abstract: The invention pertains to a fluoropolymer composition based on a combination of a thermoplastic fluoropolymer and a fluorinated thermoplastic elastomer, possessing improved impact resistance and outstanding flammability behaviour, to a method of making the same, and to a method of manufacturing shaped parts using the same, and to a method of manufacturing a mobile electronic device using said parts.
    Type: Application
    Filed: March 13, 2018
    Publication date: March 26, 2020
    Inventors: David McILROY, Keshav S. GAUTAM, Satchit SRINIVASAN
  • Hydroxybenzophenone-based stabilizers and polymers end-capped with the same
    Publication number: 20190338105
    Abstract: The invention relates to hydroxybenzophenone-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: July 18, 2019
    Publication date: November 7, 2019
    Applicant: SOLVAY SPECIALTY POLYMERS USA, LLC
    Inventors: Joel POLLINO, Satchit SRINIVASAN
  • Hydroxybenzophenone-based stabilizers and polymers end-capped with the same
    Patent number: 10400087
    Abstract: The invention relates to hydroxybenzophenone-based compounds of formula (I) that are used to improve UV, thermal, and thereto-oxidative stability of high performance aromatic polymers in a blend or as end-cappers of the same polymers.
    Type: Grant
    Filed: September 3, 2015
    Date of Patent: September 3, 2019
    Assignee: SOLVAY SPECIALTY POLYMERS USA, LLC
    Inventors: Joel Pollino, Satchit Srinivasan
  • FLUORINATED THERMOPLASTIC ELASTOMER
    Publication number: 20190211129
    Abstract: The present invention pertains to a fluorinated thermoplastic elastomer, to a process for the manufacture of said fluorinated thermoplastic elastomer and to uses of said fluorinated thermoplastic elastomer in various applications, especially in low temperature applications.
    Type: Application
    Filed: September 13, 2017
    Publication date: July 11, 2019
    Inventors: Marco DOSSI, Marco AVATANEO, Matteo FANTONI, Bradley Lane KENT, Martina CORASANITI, Satchit SRINIVASAN
  • FLUORINE-CONTAINING THERMOPLASTIC ELASTOMER COMPOSITION
    Publication number: 20190203026
    Abstract: The invention pertains to a thermoplastic vulcanizate fluorine-containing composition [vulcanizate (C)], comprising a continuous thermoplastic fluoropolymer phase and a dispersed vulcanized fluoroelastomer phase, said composition comprising:—at least one thermoplastic fluoropolymer [polymer (F)];—at least one (per)fluoroelastomer [elastomer (A)], and—at least one plasticizer selected from the group consisting of organic esters [plasticizer (P)].
    Type: Application
    Filed: August 30, 2017
    Publication date: July 4, 2019
    Inventors: Aldo SANGUINETI, Marco MIRENDA, Sibdas Singha MAHAPATRA, Satchit SRINIVASAN, Valeriy KAPELYUSHKO, Ritu AHUJA
  • FLUOROPOLYMER COMPOSITION COMPRISING A COLOURING COMPOUND
    Publication number: 20190202960
    Abstract: The present invention pertains to a fluoropolymer composition comprising an organic colouring compound, to a process for the manufacture of said composition and to uses of said composition in various applications.
    Type: Application
    Filed: September 13, 2017
    Publication date: July 4, 2019
    Inventors: Martina CORASANITI, Marco DOSSI, Marco AVATANEO, Matteo FANTONI, Satchit SRINIVASAN
  • Hydroxybenzophenone-based stabilizers and polymers end-capped with the same
    Publication number: 20170240723
    Abstract: The invention relates to hydroxybenzophenone-based compounds of formula (I) that are used to improve UV, thermal, and thereto-oxidative stability of high performance aromatic polymers in a blend or as end-cappers of the same polymers.
    Type: Application
    Filed: September 3, 2015
    Publication date: August 24, 2017
    Applicant: SOLVAY SPECIALTY POLYMERS USA, LLC
    Inventors: Joel POLLINO, Satchit SRINIVASAN
  • 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
  • Prosthetic devices
    Patent number: 9539361
    Abstract: A prosthetic device comprising at least one part consisting of a polymer composition comprising at least one polyarylene (P1) and at least one polyarylether selected from the group consisting of poly(aryl ether ketone)s (P2) and poly(aryl ether sulfone)s (P3).
    Type: Grant
    Filed: March 8, 2010
    Date of Patent: January 10, 2017
    Assignee: SOLVAY SPECIALTY POLYMERS USA, L.L.C.
    Inventors: Satchit Srinivasan, Nikica Maljkovic, Romana B. Chavers, Mohammad Jamal El-Hibri, Roy L. Carter, David B. Thomas, Leslie J. Myrick, Todd S. Rushing
  • Poly(aryletherketone)s and process for making them
    Patent number: 8969504
    Abstract: Poly(aryletherketone)s comprising fluoride end groups having improved melt stability, lower gel content and lower color are provided.
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: March 3, 2015
    Assignee: Solvay Specialty Polymers USA, L.L.C.
    Inventors: Chantal Louis, Satchit Srinivasan, William Gandy