Patents by Inventor Rajiv R. Singh

Rajiv R. Singh 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).

  • Publication number: 20220176272
    Abstract: Various uses of monochlorotrifluoropropenes, in combination with one or more other components, including other fluoroalkenes, hydrocarbons; hydrofluorocarbons (HFCs), ethers, alcohols, aldehydes, ketones, methyl formate, formic acid, water, trans-1,2-dichloroethylene, carbon dioxide and combinations of any two or more of these, in a variety of applications, including as blowing agents, are disclosed.
    Type: Application
    Filed: December 22, 2021
    Publication date: June 9, 2022
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventor: Rajiv R. SINGH
  • Publication number: 20220112349
    Abstract: This invention relates to compositions and methods which make advantageous use of vinylidene fluoride (CH2?CF2), and in particular embodiments, to heat transfer fluids and heat transfer methods, blowing agents, and thermoplastic foams which utilize vinylidene fluoride (CH2?CF2). Compositions of the present invention include from about 0.1 to about 60 percent, on a weight basis, of a co-agent and from about 99.0 to about 40 percent, on a weight basis, of vinylidene fluoride (CH2?CF2).
    Type: Application
    Filed: October 20, 2021
    Publication date: April 14, 2022
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: Rajiv R. Singh, David J. Williams, Robert G. Richard
  • Publication number: 20220001346
    Abstract: Provided are azeotrope-like compositions consisting essentially of 1,1,1,2-tetrafluoropropene and 1,1,1,2-tetrafluoroethane and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agent compositions, and aerosol propellants.
    Type: Application
    Filed: June 8, 2021
    Publication date: January 6, 2022
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: Christopher J. Seeton, Hang T. Pham, Rajiv R. Singh, Ryan Hulse, Mark W. Spatz, David P. Wilson, Samuel F. Yana Motta
  • Publication number: 20210300846
    Abstract: Various compostions, including particularly aerosol compositions, containing fluorinated olefins, including particularly tetra- and penta-fluorpropenes, in a variety of applications are disclosed.
    Type: Application
    Filed: April 2, 2021
    Publication date: September 30, 2021
    Applicant: HONEYWELL INTERNATIONAL INC.
    Inventors: Rajiv R. Singh, Hang T. PHAM, Gary KNOPECK
  • Publication number: 20210253925
    Abstract: A composition comprising from about 40 weight percent to about 99.9 weight percent of at least one C1-C5 hydrofluorocarbon, from about 0.1 weight percent to about 50 weight percent of CF3I, and from about 0.1 weight percent to about 10 weight percent of at least one C1-C6 hydrocarbon and the use of these composition for in methods of the recharging of refrigeration systems.
    Type: Application
    Filed: December 22, 2020
    Publication date: August 19, 2021
    Inventors: MARK W. SPATZ, RAYMOND H. THOMAS, RAJIV R. SINGH, I, SAMUEL F. YANA MOTTA, DAVID P. WILSON, ELIZABET DEL CARMEN VERA BECERRA
  • Patent number: 11033027
    Abstract: A copolymer comprising trans-1,3,3,3-tetrafluoropropene units and vinylidene fluoride units, and methods of making the same. A method of preventing biofouling on an article of manufacture, comprising applying such copolymer to the article of manufacture. A process of preparing a surface having a surface energy of between about 20 and about 30 mJ/m2, comprising applying such a copolymer to a support. A method of preventing accumulation of ice on an article of manufacture, comprising applying such a copolymer to an article of manufacture. A method of preparing a polymer, comprising a step of adding trans-1,3,3,3-tetrafluoropropene/vinylidene fluoride copolymer as a polymer processing additive/aid to said polymer.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: June 15, 2021
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Changqing Lu, Andrew J. Poss, Rajiv R. Singh, David Nalewajek, Cheryl Cantion
  • Patent number: 11027249
    Abstract: Provided are azeotrope-like compositions consisting essentially of 1,1,1,2-tetrafluoropropene and 1,1,1,2-tetrafluoroethane and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agent compositions, and aerosol propellants.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: June 8, 2021
    Assignee: Honeywell International Inc.
    Inventors: Christopher J. Seeton, Hang T. Pham, Rajiv R. Singh, Ryan Hulse, Mark W. Spatz, David P. Wilson, Samuel F. Yana Motta
  • Patent number: 10975007
    Abstract: Various compostions, including particularly aerosol compositions, containing fluorinated olefins, including particularly tetra- and penta-fluorpropenes, in a variety of applications are disclosed.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: April 13, 2021
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Rajiv R. Singh, Hang T. Pham, Gary Knopeck
  • Patent number: 10968298
    Abstract: Disclosed are aqueous emulsion copolymerization processes for synthesizing 2,3,3,3-tetrafluoropropene/vinylidene fluoride copolymers having 2,3,3,3-tetrafluoropropene as the major monomer unit. The copolymerization process is performed at temperatures of from about 55° C. to about 70° C. with at least one water soluble radical initiator, with preferred initiators including Na2S2O8, K2S2O8, (NH4)2S2O8, Fe2(S2O8)3, K2S2O8/FeSO4, (NH4)2S2O8/Fe2O4, and the like, as well as combinations thereof.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: April 6, 2021
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Changqing Lu, Andrew J. Poss, Rajiv R. Singh, David Nalewajek, Cheryl Cantlon
  • Publication number: 20210095177
    Abstract: Disclosed are compositions comprising at least one iodocarbon compound and preferably at least one stabilization agent. These compositions are generally useful as refrigerants for heating and cooling, as blowing agents, as aerosol propellants, as solvent composition, and as fire extinguishing and suppressing agents.
    Type: Application
    Filed: December 9, 2020
    Publication date: April 1, 2021
    Inventors: Rajiv R. Singh, Haridasan K. Nair, Raymond H. Thomas, Lawrence A. Ford, David P. Wilson
  • Publication number: 20210039012
    Abstract: Various uses of monochlorotrifluoropropenes, in combination with one or more other components, including other fluoroalkenes, hydrocarbons; hydrofluorocarbons (HFCs), ethers, alcohols, aldehydes, ketones, methyl formate, formic acid, water, trans-1,2-dichloroethylene, carbon dioxide and combinations of any two or more of these, in a variety of applications, including as blowing agents, are disclosed.
    Type: Application
    Filed: October 15, 2020
    Publication date: February 11, 2021
    Inventor: Rajiv R. SINGH
  • Patent number: 10828579
    Abstract: Various uses of monochlorotrifluoropropenes, in combination with one or more other components, including other fluoroalkenes, hydrocarbons; hydrofluorocarbons (HFCs), ethers, alcohols, aldehydes, ketones, methyl formate, formic acid, water, trans-1,2-dichloroethylene, carbon dioxide and combinations of any two or more of these, in a variety of applications, including as blowing agents, are disclosed.
    Type: Grant
    Filed: May 7, 2018
    Date of Patent: November 10, 2020
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventor: Rajiv R. Singh
  • Patent number: 10781152
    Abstract: Various compositions, including particularly aerosol compositions, containing fluorinated olefins, including particularly tetra- and penta-fluorpropenes, in a variety of applications are disclosed.
    Type: Grant
    Filed: September 21, 2017
    Date of Patent: September 22, 2020
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Rajiv R. Singh, Hang T. Pham, Ian Shankland
  • Publication number: 20200291281
    Abstract: Disclosed are the use of fluorine substituted olefins, including tetra- and penta-fluoropropenes, in a variety of applications, including in methods of depositing catalyst on a solid support, methods of sterilizing articles, cleaning methods and compositions, methods of applying medicaments, fire extinguishing/suppression compositions and methods, flavor formulations, fragrance formulations and inflating agents.
    Type: Application
    Filed: March 23, 2020
    Publication date: September 17, 2020
    Inventors: Rajiv R. Singh, Hang T. Pham, David P. Wilson, Raymond H. Thomas
  • Publication number: 20200208034
    Abstract: Liquid compositions for use in compression refrigeration, air-conditioning and heat pump systems in which a fluoroalkene containing from 3 to 4 carbon atoms and at least 1 but no more than 2 double bonds is combined with an effective amount to provide lubrication of an essentially miscible organic lubricant comprised of carbon, hydrogen and oxygen and having a ratio of oxygen to carbon effective to provide a degree of miscibility with said fluoroalkene so that when up to five weight percent of lubricant is added to said fluoroalkene the refrigerant has one liquid phase at at least one temperature between ?40 and +70° C. Methods for producing refrigeration and heating with the fluoroalkenes, alone or in combination with the disclosed lubricants, are also disclosed.
    Type: Application
    Filed: October 1, 2019
    Publication date: July 2, 2020
    Inventors: Raymond H Thomas, Rajiv R. Singh
  • Publication number: 20200157262
    Abstract: The invention relates fluorocopolymer compositions for use in coating wires and cables, the use of the coating compositions, and to a substrate coated with the composition. The invention provides a fluorocopolymer that comprises hydrofluoroolefin monomers, vinyl ester monomers and/or halogen-containing monomers.
    Type: Application
    Filed: November 15, 2019
    Publication date: May 21, 2020
    Inventors: ANDREW J. POSS, DAVID NALEWAJEK, RAJIV R. SINGH, Veronika Viner, Christophe Roger
  • Patent number: 10597346
    Abstract: The production of solvents for applications such as heat transfer, cleaning, and degreasing, for example. In particular, the production of solvents derived from 1-chloro-3,3,3-trifluoro-propene, such as chloro and/or fluoro substituted alkanes and chloro and/or fluoro substituted trifluoropropenyl ethers.
    Type: Grant
    Filed: June 10, 2019
    Date of Patent: March 24, 2020
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Ya Qun Liu, Hong Min Huang, Jun Liu, Rajiv R. Singh
  • Patent number: 10435342
    Abstract: Various compositions, including particularly aerosol compositions, containing fluorinated olefins, including particularly tetra- and penta-fluorpropenes, in a variety of applications are disclosed.
    Type: Grant
    Filed: February 6, 2018
    Date of Patent: October 8, 2019
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Rajiv R. Singh, Hang T. Pham, Ian Shankland
  • Patent number: 10427999
    Abstract: The present invention discloses a manufacturing process to produce high purity 1234yf from 245eb, which preferably includes the removal of impurities present in 245eb raw material, the dehydrofluorination of 245eb, and the removal of impurities present in final crude product. The disclosed manufacturing process allows the production of a 1234yf product with lower the levels of 1225ye and/or trifluoropropene, preferably in amounts of less than about 500, and 50 ppm, respectively.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: October 1, 2019
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Haiyou Wang, Hsueh Sung Tung, Rajiv R. Singh, Ian Shankland
  • Publication number: 20190292120
    Abstract: The production of solvents for applications such as heat transfer, cleaning, and degreasing, for example. In particular, the production of solvents derived from 1-chloro-3,3,3-trifluoro-propene, such as chloro and/or fluoro substituted alkanes and chloro and/or fluoro substituted trifluoropropenyl ethers.
    Type: Application
    Filed: June 10, 2019
    Publication date: September 26, 2019
    Inventors: Ya Qun Liu, Hong Min Huang, Jun Liu, Rajiv R. Singh