Patents by Inventor Pranabesh Dutta

Pranabesh Dutta 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).

  • THERMAL GEL COMPOSITION
    Publication number: 20240059843
    Abstract: A one-component thermal gel composition comprising a crosslinked silicone gel, a hydrolyzable siloxane, a thermal conductivity enhancing agent, and optionally one or more additives is described.
    Type: Application
    Filed: March 4, 2022
    Publication date: February 22, 2024
    Inventors: Pranabesh DUTTA, Debarshi DASGUPTA, Anjitha MS, Tetsuo FUJIMOTO, Chisato HOSHINO
  • Silicone polymer
    Patent number: 11472925
    Abstract: Provided is a polymer of the formula: and compositions comprising the same. The polymers comprise a cyclic unsaturated group (Z3) within the siloxane polymer backbone. The polymers have been found to exhibit good thermal conductivity and may find utility in a variety of applications.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: October 18, 2022
    Assignee: MOMENTIVE PERFORMANCE MATERIALS INC.
    Inventors: Pranabesh Dutta, Vinu Krishnan Appukuttan, Sandeep Naik, Anubhav Saxena
  • Silicone polymer
    Patent number: 11319414
    Abstract: Provided is a silicone polymer of the Formula (I): M1aM2bM3cD1dD2eD3fT1gT2hT3iQj.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: May 3, 2022
    Assignee: MOMENTIVE PERFORMANCE MATERIALS INC.
    Inventors: Vinu Krishnan Appukuttan, Pranabesh Dutta, Sandeep Naik, Anubhav Saxena
  • Thermal conducting silicone polymer composition
    Patent number: 10968351
    Abstract: Provided is a polymer of the formula: and compositions comprising the same. The polymers comprise a cyclic unsaturated group (Z3) within the siloxane polymer backbone. The polymers have been found to exhibit good thermal conductivity and may find utility in a variety of applications.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: April 6, 2021
    Assignee: Momentive Performance Materials Inc.
    Inventors: Pranabesh Dutta, Vinu Krishnan Appukuttan, Sandeep Naik, Anubhav Saxena
  • Silicone polymer and composition comprising the same
    Patent number: 10941251
    Abstract: Provided is a composition comprising: (A) a silicone polymer of the Formula (I): M1aM2bM3cD1dD2eD3fT1gT2hT3iQj.
    Type: Grant
    Filed: March 22, 2018
    Date of Patent: March 9, 2021
    Assignee: Momentive Performance Materials Inc.
    Inventors: Vinu Krishnan Appukuttan, Pranabesh Dutta, Sandeep Naik, Anubhav Saxena, Masanori Takanashi
  • Thermal Conducting Silicone Polymer Composition
    Publication number: 20190292367
    Abstract: Provided is a polymer of the formula: and compositions comprising the same. The polymers comprise a cyclic unsaturated group (Z3) within the siloxane polymer backbone. The polymers have been found to exhibit good thermal conductivity and may find utility in a variety of applications.
    Type: Application
    Filed: March 22, 2018
    Publication date: September 26, 2019
    Inventors: Pranabesh Dutta, Vinu Krishnan Appukuttan, Sandeep Naik, Anubhav Saxena
  • SILICONE POLYMER
    Publication number: 20190292322
    Abstract: Provided is a silicone polymer of the Formula (I): M1aM2bM3cD1dD2eD3fT1gT2hT3iQj.
    Type: Application
    Filed: March 22, 2018
    Publication date: September 26, 2019
    Inventors: Vinu Krishnan Appukuttan, Pranabesh Dutta, Sandeep Naik, Anubhav Saxena
  • SILICONE POLYMER AND COMPOSITION COMPRISING THE SAME
    Publication number: 20190292321
    Abstract: Provided is a composition comprising: (A) a silicone polymer of the Formula (I): M1aM2bM3cD1dD2eD3fT1gT2hT3iQj.
    Type: Application
    Filed: March 22, 2018
    Publication date: September 26, 2019
    Inventors: Vinu Krishnan Appukuttan, Pranabesh Dutta, Sandeep Naik, Anubhav Saxena, Takanashi Masanori
  • SILICONE POLYMER
    Publication number: 20190292323
    Abstract: Provided is a polymer of the formula: and compositions comprising the same. The polymers comprise a cyclic unsaturated group (Z3) within the siloxane polymer backbone. The polymers have been found to exhibit good thermal conductivity and may find utility in a variety of applications.
    Type: Application
    Filed: March 22, 2018
    Publication date: September 26, 2019
    Inventors: Pranabesh Dutta, Vinu Krishnan Appukuttan, Sandeep Naik, Anubhav Saxena
  • Curable silicone composition and applications and uses thereof
    Patent number: 10385210
    Abstract: A curable composition comprising (A) an organopolysiloxane comprising a curable functional group; and (B) a silicone-free, organic material comprising a reactive functional group. The curable composition exhibits high refractive index and optical clarity. The curable composition can be used to prepare a cured material that exhibits high refractive index, optical clarity, crack resistance, and low moisture vapor permeability.
    Type: Grant
    Filed: June 20, 2017
    Date of Patent: August 20, 2019
    Assignee: Momentive Performance Materials Inc.
    Inventors: Pranabesh Dutta, Anubhav Saxena
  • Thermal interface composition comprising ionically modified siloxane
    Patent number: 10344194
    Abstract: A thermally conductive silicone composition is shown and described herein. The thermally conductive silicone composition comprises (A) an ionically modified siloxane, and (B) a thermally conductive filler comprising a first filler and a second filler, where the first filler and/or the second filler comprises a plurality of filler types, the plurality of filler types differing from one another in terms of particle size and/or morphology. The ionically modified siloxane may function as a dispersing aid or wetter for efficient dispersion of thermal conducting organic and inorganic fillers to achieve high thermal conductivity.
    Type: Grant
    Filed: September 27, 2017
    Date of Patent: July 9, 2019
    Assignee: Momentive Performance Materials Inc.
    Inventors: Sandeep Naik, Pranabesh Dutta, Vinu Krishnan Appukuttan, Anubhav Saxena, Masanori Takanashi
  • Curable silicone composition and applications and uses thereof
    Patent number: 10287400
    Abstract: A curable composition comprising (a) an organopolysiloxane comprising a curable functional group; (b) a cross-linker comprising a silyl hydride group or a thiol group; (c) a reaction accelerator; (d) optionally an inhibitor; and (e) optionally other additives. The curable composition exhibits high refractive index and optical clarity. The curable composition can be used to prepare a cured material that exhibits high refractive index, optical clarity, crack resistance, and low moisture vapor permeability.
    Type: Grant
    Filed: April 14, 2016
    Date of Patent: May 14, 2019
    Assignee: Momentive Performance Materials Inc.
    Inventors: Pranabesh Dutta, Shashikala Indudhara Swamy, Amol Murlidharrao Kendhale, Manav Gupta, Anantharaman Dhanabalan
  • THERMAL INTERFACE COMPOSITION COMPRISING IONICALLY MODIFIED SILOXANE
    Publication number: 20190092993
    Abstract: A thermally conductive silicone composition is shown and described herein. The thermally conductive silicone composition comprises (A) an ionically modified siloxane, and (B) a thermally conductive filler comprising a first filler and a second filler, where the first filler and/or the second filler comprises a plurality of filler types, the plurality of filler types differing from one another in terms of particle size and/or morphology. The ionically modified siloxane may function as a dispersing aid or wetter for efficient dispersion of thermal conducting organic and inorganic fillers to achieve high thermal conductivity.
    Type: Application
    Filed: September 27, 2017
    Publication date: March 28, 2019
    Inventors: Sandeep Naik, Pranabesh Dutta, Vinu Krishnan Appukuttan, Anubhav Saxena, Takanashi Masanori
  • CURABLE SILICONE COMPOSITION AND APPLICATIONS AND USES THEREOF
    Publication number: 20180362764
    Abstract: A curable composition comprising (A) an organopolysiloxane comprising a curable functional group; and (B) a silicone-free, organic material comprising a reactive functional group. The curable composition exhibits high refractive index and optical clarity. The curable composition can be used to prepare a cured material that exhibits high refractive index, optical clarity, crack resistance, and low moisture vapor permeability.
    Type: Application
    Filed: June 20, 2017
    Publication date: December 20, 2018
    Inventors: Pranabesh Dutta, Anubhav Saxena
  • CURABLE SILICONE COMPOSITION AND APPLICATIONS AND USES THEREOF
    Publication number: 20170298188
    Abstract: A curable composition comprising (a) an organopolysiloxane comprising a curable functional group; (b) a cross-linker comprising a silyl hydride group or a thiol group; (c) a reaction accelerator; (d) optionally an inhibitor; and (e) optionally other additives. The curable composition exhibits high refractive index and optical clarity. The curable composition can be used to prepare a cured material that exhibits high refractive index, optical clarity, crack resistance, and low moisture vapor permeability.
    Type: Application
    Filed: April 14, 2016
    Publication date: October 19, 2017
    Inventors: Pranabesh Dutta, Shashikala Indudhara Swamy, Amol Murlidharrao Kendhale, Manav Gupta, Anantharaman Dhanabalan