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: 20180250607
    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: May 7, 2018
    Publication date: September 6, 2018
    Inventor: Rajiv R. Singh
  • Patent number: 10066140
    Abstract: Compositions and methods based on the use of fluoroalkene containing from 3 to 4 carbon atoms and at least one carbon-carbon double bond, such as HFO-1214, HFO-HF0-1233, or HF0-1354 having properties highly beneficial in foaming and blowing agent applications, articles and methods.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: September 4, 2018
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Robert C. Johnson, Hsueh S. Tung, Rajiv R. Singh, Ian Shankland
  • Publication number: 20180180334
    Abstract: The present invention relates to refrigerant compositions containing trans-chloro-3,3,3-trifluoropropene (1233zd(E)) useful for chiller applications and processes using 1233zd(E).
    Type: Application
    Filed: February 7, 2018
    Publication date: June 28, 2018
    Inventors: RYAN HULSE, RAJIV R. SINGH, MARK W. SPATZ
  • Publication number: 20180179128
    Abstract: Various compositions, including particularly aerosol compositions, containing fluorinated olefins, including particularly tetra- and penta-fluorpropenes, in a variety of applications are disclosed.
    Type: Application
    Filed: February 6, 2018
    Publication date: June 28, 2018
    Inventors: Rajiv R. Singh, Hang T. Pham, Ian Shankland
  • Publication number: 20180171195
    Abstract: The invention pertains to heat transfer compositions, particularly to automobile refrigerants comprising a hydrofluoroalkene, an iodocarbon, and at least one lubricant having hydrogen atoms and carbon atoms, wherein no more than 17% of the total number of hydrogen atoms which are attached to a carbon atom are tertiary hydrogen atoms.
    Type: Application
    Filed: February 14, 2018
    Publication date: June 21, 2018
    Inventors: Raymond H. Thomas, Rajiv R. Singh, George J. Samuels, Ian Shankland, David P. Wilson, Roy P. Robinson, Michael Van Der Puy, John L. Welch, Gregory J. Shafer, Mark W. Spatz, Ryan Hulse
  • Patent number: 9994750
    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: Grant
    Filed: February 13, 2017
    Date of Patent: June 12, 2018
    Assignee: Honeywell International Inc.
    Inventors: Rajiv R. Singh, Hang T. Pham, David P. Wilson, Raymond H. Thomas
  • Patent number: 9988567
    Abstract: Provided are azeotrope-like compositions comprising tetrafluoropropene and hydrofluorocarbons and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing agent compositions, and aerosol propellants.
    Type: Grant
    Filed: December 2, 2016
    Date of Patent: June 5, 2018
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Rajiv R. Singh, Hang T. Pham, Gary M. Knopeck
  • Patent number: 9963531
    Abstract: In accordance with the present invention, aqueous emulsion polymerization processes of synthesizing 2,3,3,3-tetrafluoropropene/vinylidene fluoride copolymers having 2,3,3,3-tetrafluoropropene as the major monomer unit are provided.
    Type: Grant
    Filed: April 2, 2016
    Date of Patent: May 8, 2018
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Changqing Lu, Andrew J. Poss, Rajiv R. Singh, David Nalewajek, Cheryl Cantlon
  • Patent number: 9938442
    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: Grant
    Filed: November 16, 2007
    Date of Patent: April 10, 2018
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Mark W. Spatz, Raymond H. Thomas, Rajiv R. Singh, Samuel F. Yana Motta, David P. Wilson, Elizabet del Carmen Vera Becerra
  • Publication number: 20180094179
    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: April 18, 2017
    Publication date: April 5, 2018
    Inventors: Raymond H. Thomas, Rajiv R. Singh
  • Patent number: 9920230
    Abstract: The invention pertains to heat transfer compositions, particularly to automobile refrigerants comprising a hydrofluoroalkene, an iodocarbon, and at least one lubricant having hydrogen atoms and carbon atoms, wherein no more than 17% of the total number of hydrogen atoms which are attached to a carbon atom are tertiary hydrogen atoms.
    Type: Grant
    Filed: February 8, 2011
    Date of Patent: March 20, 2018
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Raymond H. Thomas, Rajiv R. Singh, George J. Samuels, Ian Shankland, David P. Wilson, Roy P. Robinson, Michael Van Der Puy, John L. Welch, Gregory J. Shafer, Mark W. Spatz, Ryan Hulse
  • Patent number: 9884946
    Abstract: Disclosed are compositions useful in a wide variety of applications, including heat transfer fluids which possess a highly desirable and unexpectedly superior combination of properties, and heat transfer systems and methods based on these fluids. The preferred heat transfer fluid comprises from about 1 to about 40 percent, on a weight basis, of carbon dioxide (CO2) and from about 99 to about 60 percent, on a weight basis, of a compound having the Formula I XCFzR3-z (I), where X is a C2 or a C3 unsaturated, substituted or unsubstituted, alkyl radical, each R is independently Cl, F, Br, I or H, and z is 1 to 3. A preferred compound of Formula I is tetrafluoropropene, particularly 1,1,1,3-tetrafluoropropene and/or 1,1,1,3-tetrafluoropropene.
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: February 6, 2018
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Rajiv R. Singh, Hang T. Pham, Ian Shankland
  • Publication number: 20180022672
    Abstract: Various compositons, including particularly aerosol compositions, containing fluorinated olefins, including particularly tetra- and penta-fluorpropenes, in a variety of applications are disclosed.
    Type: Application
    Filed: September 21, 2017
    Publication date: January 25, 2018
    Inventors: Rajiv R. Singh, Hang T. Pham, Ian Shankland
  • Publication number: 20180016212
    Abstract: Various compositions, including particularly aerosol compositions, containing fluorinated olefins, including particularly tetra- and penta-fluoropropenes, in a variety of applications are disclosed.
    Type: Application
    Filed: August 11, 2017
    Publication date: January 18, 2018
    Inventors: Rajiv R. Singh, Hang T. Pham, Gary Knopeck
  • Publication number: 20180008938
    Abstract: The present invention generally relates to polymeric membrane materials formed, at least in part, from monomeric material selected from 2,3,3,3-tetrafluoropropene (CF3CF=CH2, HF0-1234y0 or trans-1,3,3,3-tetrafluoropropene (CF3CH=CFH, HFO-1234ze), and to membrane preparations and uses thereof in water desalination, filtration, membrane distillation, pervaporation, and selective gas separation.
    Type: Application
    Filed: September 22, 2017
    Publication date: January 11, 2018
    Inventors: Changqing Lu, Andrew J. Poss, Rajiv R. Singh
  • Publication number: 20170349519
    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: May 26, 2017
    Publication date: December 7, 2017
    Inventors: Ya Qun Liu, Hong Min Huang, Jun Liu, Rajiv R. Singh
  • Publication number: 20170335081
    Abstract: An azeotrope-like mixture consisting essentially of chlorotrifluoropropene and at least one component selected from the group consisting of pentane, hexane, methanol, and trans-1,2-dichloroethene.
    Type: Application
    Filed: August 7, 2017
    Publication date: November 23, 2017
    Inventors: Rajat S. Basu, Kane D. Cook, Leslie Bement, Gary M. Knopeck, Rajiv R. Singh, Ryan Hulse, Hang T. Pham
  • Patent number: 9796848
    Abstract: Various uses of fluoroalkenes, including tetrafluoropropenes, particularly (HFO-1234) in a variety of applications, including as blowing agents are disclosed.
    Type: Grant
    Filed: June 26, 2006
    Date of Patent: October 24, 2017
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: James M Bowman, David J. Williams, Rajiv R. Singh, Hang Pham
  • Patent number: 9782730
    Abstract: The present invention generally relates to polymeric membrane materials formed, at least in part, from monomeric material selected from 2,3,3,3-tetrafluoropropene (CF3CF?CH2, HFO-1234yf) or trans-1,3,3,3-tetrafluoropropene (CF3CH?CFH, HFO-1234ze), and to membrane preparations and uses thereof in water desalination, filtration, membrane distillation, pervaporation, and selective gas separation.
    Type: Grant
    Filed: April 29, 2014
    Date of Patent: October 10, 2017
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Changqing Lu, Andrew J. Poss, Rajiv R. Singh
  • Patent number: 9764999
    Abstract: Various compositions, including particularly aerosol compositions containing fluorinated olefins, including particularly 2,3,3,3-tetraluorpropene (HFO-1234yf), in a variety of applications are disclosed.
    Type: Grant
    Filed: September 28, 2007
    Date of Patent: September 19, 2017
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Rajiv R. Singh, Gary Knopeck