Patents by Inventor Pruthesh Hariharrao Vargantwar

Pruthesh Hariharrao Vargantwar 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).

  • Patent number: 10167628
    Abstract: A stable emulsion having a fluid medium; a phase change material (PCM) comprising a straight, branched and/or cyclic aliphatic moiety having from 3 to 18 carbon atoms, polymers, and copolymers having residues of the straight, branched and/or cyclic aliphatic moiety; and a modified cyclodextrin having at least one functional moiety capable of forming a stable emulsion with the PCM in the fluid medium. The invention further includes a modified paint or surface coating having from 10 to 99 weight % of a base coating and from 1 to 90 weight % of the stable emulsion admixed therein.
    Type: Grant
    Filed: December 9, 2015
    Date of Patent: January 1, 2019
    Assignee: Eastman Chemical Company
    Inventors: Meera Angayarkanni Sidheswaran, Pruthesh Hariharrao Vargantwar, Leslie Sharon Depew, Glen Dennis Shields, Jennifer Lynn Cogar
  • Patent number: 10077343
    Abstract: A process for producing elastomeric composition is provided comprising mixing at least one elastomer, at least one cellulose ester additive, at least one methylene acceptor, at least one methylene donor, and optionally, at least one filler; wherein the cellulose ester additive comprises at least one cellulose ester. The cellulose ester additive can also comprise at least one compatibilizer and/or plasticizer.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: September 18, 2018
    Assignee: Eastman Chemical Company
    Inventors: Haining An, Pruthesh Hariharrao Vargantwar, Bradley James Helmer, Mark Arigo, Soumendra Kumar Basu
  • Patent number: 10077342
    Abstract: An elastomeric composition is provided comprising at least one elastomer, at least one cellulose ester additive, at least one methylene acceptor, at least one methylene donor, and optionally, at least one filler; wherein the cellulose ester additive comprises at least one cellulose ester. The cellulose ester additive can also comprise at least one compatibilizer and/or plasticizer.
    Type: Grant
    Filed: January 19, 2017
    Date of Patent: September 18, 2018
    Assignee: Eastman Chemical Company
    Inventors: Haining An, Pruthesh Hariharrao Vargantwar, Bradley James Helmer, Mark Arigo, Soumendra Kumar Basu
  • Publication number: 20180002497
    Abstract: An elastomeric composition is provided comprising at least one vulcanizable unsaturated hydrocarbon elastomeric compound, at least one non-fibril, water insoluble vinyl acetal polymer, at least one filler, and optionally at least one coupling agent. A process of making the elastomeric composition is also provided as well as articles comprising the elastomeric composition. In particular, tires comprising the elastomeric composition are provided wherein the handling and processing characteristics are improved while other performance characteristics are retained.
    Type: Application
    Filed: September 15, 2017
    Publication date: January 4, 2018
    Applicant: Eastman Chemical Company
    Inventors: Pruthesh Hariharrao Vargantwar, Frederick Ignatz Hoover, Soumendra Kumar Basu, Bradley James Helmer, Christopher George Robertson
  • Publication number: 20170321045
    Abstract: An elastomeric composition is provided comprising at least one elastomeric compound, at least one vinyl acetal polymer, at least one filler, and optionally at least one coupling agent. A process of making the elastomeric composition is also provided as well as articles comprising the elastomeric composition. In particular, tires comprising the elastomeric composition are provided wherein the handling and processing characteristics are improved while other performance characteristics are retained.
    Type: Application
    Filed: July 19, 2017
    Publication date: November 9, 2017
    Applicant: Eastman Chemical Company
    Inventors: Pruthesh Hariharrao Vargantwar, Frederick Ignatz-Hoover, Soumendra Kumar Basu, Bradley James Helmer, Christopher George Robertson
  • Publication number: 20170210861
    Abstract: A process for producing elastomeric composition is provided comprising mixing at least one elastomer, at least one cellulose ester additive, at least one methylene acceptor, at least one methylene donor, and optionally, at least one filler; wherein the cellulose ester additive comprises at least one cellulose ester. The cellulose ester additive can also comprise at least one compatibilizer and/or plasticizer.
    Type: Application
    Filed: January 19, 2017
    Publication date: July 27, 2017
    Applicant: Eastman Chemical Company
    Inventors: Haining An, Pruthesh Hariharrao Vargantwar, Bradley James Helmer, Mark Arigo, Soumendra Kumar Basu
  • Publication number: 20170210888
    Abstract: An elastomeric composition is provided comprising at least one elastomer, at least one cellulose ester additive, at least one methylene acceptor, at least one methylene donor, and optionally, at least one filler; wherein the cellulose ester additive comprises at least one cellulose ester. The cellulose ester additive can also comprise at least one compatibilizer and/or plasticizer.
    Type: Application
    Filed: January 19, 2017
    Publication date: July 27, 2017
    Applicant: Eastman Chemical Company
    Inventors: Haining An, Pruthesh Hariharrao Vargantwar, Bradley James Helmer, Mark Arigo, Soumendra Kumar Basu
  • Publication number: 20170167133
    Abstract: A stable emulsion having a fluid medium; a phase change material (PCM) comprising a straight, branched and/or cyclic aliphatic moiety having from 3 to 18 carbon atoms, polymers, and copolymers having residues of the straight, branched and/or cyclic aliphatic moiety; and a modified cyclodextrin having at least one functional moiety capable of forming a stable emulsion with the PCM in the fluid medium. The invention further includes a modified paint or surface coating having from 10 to 99 weight % of a base coating and from 1 to 90 weight % of the stable emulsion admixed therein.
    Type: Application
    Filed: December 9, 2015
    Publication date: June 15, 2017
    Applicant: Eastman Chemical Company
    Inventors: Meera Angayarkanni Sidheswaran, Pruthesh Hariharrao Vargantwar, Leslie Sharon Depew, Glen Dennis Shields, Jennifer Lynn Cogar
  • Publication number: 20160237257
    Abstract: An elastomeric composition is provided comprising at least one elastomer, at least one ionomer, at least one filler, and optionally at least one coupling agent. A process of making the elastomeric composition is also provided as well as articles comprising the elastomeric composition. In particular, tires comprising the elastomeric composition are provided wherein the handling and processing characteristics are improved while other performance characteristics are retained.
    Type: Application
    Filed: February 10, 2016
    Publication date: August 18, 2016
    Applicant: Eastman Chemical Company
    Inventors: Pruthesh Hariharrao Vargantwar, Frederick Ignatz Hoover, Soumendra Kumar Basu, Bradley James Helmer, Christopher George Robertson, Michael Eugene Donelson, Marcus David Shelby
  • Publication number: 20160237220
    Abstract: An elastomeric composition is provided comprising at least one elastomeric compound, at least one vinyl acetal polymer, at least one filler, and optionally at least one coupling agent. A process of making the elastomeric composition is also provided as well as articles comprising the elastomeric composition. In particular, tires comprising the elastomeric composition are provided wherein the handling and processing characteristics are improved while other performance characteristics are retained.
    Type: Application
    Filed: February 10, 2016
    Publication date: August 18, 2016
    Applicant: Eastman Chemical Company
    Inventors: Pruthesh Hariharrao Vargantwar, Frederick Ignatz Hoover, Soumendra Kumar Basu, Bradley James Helmer, Christopher George Robertson
  • Publication number: 20160237258
    Abstract: An elastomeric composition is provided comprising at least one elastomer, at least one ionomer, at least one filler, and optionally at least one coupling agent. A process of making the elastomeric composition is also provided as well as articles comprising the elastomeric composition. In particular, tires comprising the elastomeric composition are provided wherein the handling and processing characteristics are improved while other performance characteristics are retained.
    Type: Application
    Filed: February 10, 2016
    Publication date: August 18, 2016
    Applicant: Eastman Chemical Company
    Inventors: Pruthesh Hariharrao Vargantwar, Frederick Ignatz Hoover, Soumendra Kumar Basu, Bradley James Helmer, Christopher George Robertson, Michael Eugene Donelson, Marcus David Shelby
  • Publication number: 20160237256
    Abstract: An elastomeric composition is provided comprising at least one elastomeric compound, at least one vinyl acetal polymer, at least one filler, and optionally at least one coupling agent. A process of making the elastomeric composition is also provided as well as articles comprising the elastomeric composition. In particular, tires comprising the elastomeric composition are provided wherein the handling and processing characteristics are improved while other performance characteristics are retained.
    Type: Application
    Filed: February 10, 2016
    Publication date: August 18, 2016
    Applicant: Eastman Chemical Company
    Inventors: Pruthesh Hariharrao Vargantwar, Frederick Ignatz Hoover, Soumendra Kumar Basu, Bradley James Helmer, Christopher George Robertson