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).

  • Azeotrope-like compositions of 1,1,1,2-tetrafluoropropene and 1,1,1,2-tetrafluoroethane
    Patent number: 9546311
    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: August 17, 2009
    Date of Patent: January 17, 2017
    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
  • Synthesis and use of trans-1,3,3,3-tetrafluoropropene/vinylidene fluoride copolymers
    Patent number: 9532567
    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: November 11, 2013
    Date of Patent: January 3, 2017
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Changqing Lu, Andrew J. Poss, Rajiv R. Singh, David Nalewajek, Cheryl Cantlon
  • SYNTHESIS AND USE OF TRANS-1,3,3,3-TETRAFLUOROPROPENE/VINYLIDENE FLUORIDE COPOLYMERS
    Publication number: 20160362511
    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: Application
    Filed: August 24, 2016
    Publication date: December 15, 2016
    Inventors: Changqing Lu, Andrew J. Poss, Rajiv R. Singh, David Nalewajek, Cheryl Cantlon
  • Compositions containing fluorine substituted olefins and methods and systems using same
    Patent number: 9518225
    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: August 29, 2007
    Date of Patent: December 13, 2016
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Rajiv R. Singh, Hang T. Pham, David P. Wilson, Raymond H. Thomas, Gary Knopeck
  • COMPOSITIONS CONTAINING TETRAFLUOROPROPENE AND CARBON DIOXIDE
    Publication number: 20160340487
    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: Application
    Filed: August 4, 2016
    Publication date: November 24, 2016
    Inventors: Rajiv R. Singh, Hang T. Pham, Ian Shankland
  • MEDICAMENT DELIVERY FORMULATIONS, DEVICES AND METHODS
    Publication number: 20160324778
    Abstract: Disclosed are medicinal compositions, and devices, methods and systems which use same, comprising a propellant and at lease one medicinally active compound, said propellant comprising at least one fluoroolefin having at least two but less than seven carbon atoms.
    Type: Application
    Filed: March 12, 2016
    Publication date: November 10, 2016
    Inventors: Gary M. Knopeck, Jeremy Diringer, Louis Herena, Rajiv R. Singh
  • FLUOROPROPENE COMPOUNDS AND COMPOSITIONS AND METHODS USING SAME
    Publication number: 20160310922
    Abstract: Various uses of fluorinated olefin having an MRI value of less than ethane, 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: July 1, 2016
    Publication date: October 27, 2016
    Inventors: Rajiv R. Singh, Gary Knopeck, David J. Williams
  • AEROSOL COMPOSITIONS CONTAINING FLUORINE SUBSTITUTED OLEFINS AND METHODS AND SYSTEMS USING SAME
    Publication number: 20160296780
    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: June 27, 2016
    Publication date: October 13, 2016
    Inventors: Rajiv R. Singh, Hang T. Pham, David P. Wilson, Raymond H. Thomas, Gary Knopeck
  • Azeotrope-like composition of 2-chloro-3,3,3-trifluoropropene (HCFC-1233xf) and hydrogen fluoride (HF)
    Patent number: 9464013
    Abstract: Provided are azeotropic and azeotrope-like compositions of 2-chloro-3,3,3-trifluoropropene (HCFO-1233xf) and hydrogen fluoride (HF). Such azeotropic and azeotrope-like compositions are useful as intermediates in the production of 2,3,3,3-tetrafluoropropene (HFO-1234yf).
    Type: Grant
    Filed: September 10, 2013
    Date of Patent: October 11, 2016
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Hang T. Pham, Daniel C. Merkel, Konstantin A. Pokrovski, Hsueh S. Tung, Rajiv R. Singh
  • FUMIGANT COMPOSITIONS AND METHODS
    Publication number: 20160278374
    Abstract: Fumigant compositions including hexafluoropropene or 1,1,3,3,3-pentafluoropropene, and methods of making such compositions, are provided herein. The fumigant compositions may be suitable for use as soil fumigant compositions and structural fumigant compositions against a variety of undesirable species such as weeds, nematodes, pathogens, animals and insects. The fumigant compositions also have low toxicity and low Global Warming Potential. In one embodiment, a fumigant composition includes hexafluoropropene, 1,1,3,3,3-pentafluoropropene or a combination thereof. The fumigant composition further includes at least one component selected from methyl iodide, chloropicrin, acrolein, 1,3 dichloropropene, dimethyl disulfide, furfural, propylene oxide metham sodium and combinations thereof. The fumigant composition also includes at least one surfactant.
    Type: Application
    Filed: September 29, 2014
    Publication date: September 29, 2016
    Applicant: Honeywell International Inc.
    Inventors: Andrew J. Poss, Rajiv R. Singh, David Nalewajek, Cheryl L. Cantlon
  • Azeotrope-like compositions comprising 1-chloro-3,3,3-trifluoropropene
    Patent number: 9410024
    Abstract: An azeotrope-like mixture consisting essentially of a binary azeotrope-like mixture consisting essentially of trans-1-chloro-3,3,3-trifluoropropene (trans-HFO-1233zd) and a second component selected from the group consisting of 2,3,3,3-tetrafluoropropene (HFO-1234yf) and trans-1,3,3,3-tetrafluoropropene (trans-HFO-1234ze), and combinations of these and various uses thereof.
    Type: Grant
    Filed: May 27, 2014
    Date of Patent: August 9, 2016
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Ryan Hulse, Rajiv R. Singh, Hang T. Pham
  • AZEOTROPE-LIKE COMPOSITIONS COMPRISING 1-CHLORO-3,3,3-TRIFLUOROPROPENE
    Publication number: 20160215190
    Abstract: An azeotrope-like mixture consisting essentially of chlorotrifluoropropene and at least one component selected from the group consisting of a C1-C3 alcohol, a C5-C6 hydrocarbon, a halogenated hydrocarbon, methylal, methyl acetone, water, nitromethane, and combinations thereof.
    Type: Application
    Filed: November 2, 2015
    Publication date: July 28, 2016
    Inventors: Rajat Basu, Leslie Bement, Kane D. Cook, Ryan Hulse, Gary Knopeck, Hang T. Pham, Rajiv R. Singh, David J. Williams
  • STABILIZED IODOCARBON COMPOSITIONS
    Publication number: 20160215191
    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: November 2, 2015
    Publication date: July 28, 2016
    Inventors: Rajiv R. Singh, Haridasan K. Nair, Raymond H. Thomas, Lawrence A. Ford, David P. Wilson
  • SYNTHESIS OF 2,3,3,3-TETRAFLUOROPROPENE/VINYLIDENE FLUORIDE COPOLYMERS
    Publication number: 20160215081
    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: Application
    Filed: April 2, 2016
    Publication date: July 28, 2016
    Inventors: Changqing Lu, Andrew J. Poss, Rajiv R. Singh, David Nalewajek, Cheryl Cantlon
  • TRANS-CHLORO-3,3,3-TRIFLUOROPROPENE FOR USE IN CHILLER APPLICATIONS
    Publication number: 20160209089
    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: March 28, 2016
    Publication date: July 21, 2016
    Inventors: RYAN HULSE, RAJIV R. SINGH, MARK W. SPATZ
  • AZEOTROPE-LIKE COMPOSITIONS OF TETRAFLUOROPROPENE AND ALCOHOLS
    Publication number: 20160184194
    Abstract: A composition including an effective amount of trans-1,3,3,3-tetrafluoropropene component combined with an effective amount of an alcohol selected from the group of methanol, ethanol, propanol, isopropanol, tert-butanol, isobutanol, 2-ethyl hexanol and any combination thereof, where the composition has azeotropic properties.
    Type: Application
    Filed: August 31, 2015
    Publication date: June 30, 2016
    Inventors: James M. Bowman, Rajiv R. Singh, David J. Williams, Hang T. Pham, Justin L. Becker
  • Trans-chloro-3,3,3-trifluoropropene for use in chiller applications
    Patent number: 9347695
    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: Grant
    Filed: November 4, 2013
    Date of Patent: May 24, 2016
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Ryan Hulse, Rajiv R. Singh, Mark W. Spatz
  • FUMIGANT COMPOSITIONS AND METHODS
    Publication number: 20160135450
    Abstract: Fumigant compositions including hexafluoropropene or 1,1,3,3,3-pentafluoropropene, and methods of preparing such compositions, are provided herein. The fumigant compositions may be suitable for use as soil fumigant compositions and structural fumigant compositions against a variety of undesirable species such as weeds, nematodes, pathogens, animals and insects. The fumigant compositions also have low toxicity and low Global Warming Potential.
    Type: Application
    Filed: December 22, 2015
    Publication date: May 19, 2016
    Inventors: Andrew J. Poss, Rajiv R. Singh, David Nalewajek, Cheryl L. Cantlon
  • Synthesis of 2,3,3,3-tetrafluoropropene/vinylidene fluoride copolymers
    Patent number: 9321867
    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: December 6, 2013
    Date of Patent: April 26, 2016
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Changqing Lu, Andrew J. Poss, Rajiv R. Singh, David Nalewajek, Cheryl Cantlon
  • Medicament formulations
    Patent number: 9308199
    Abstract: Medicinal compositions, and devices, methods and systems which use the compositions, comprising a propellant and at least one medicinally active compound. The propellant comprises at least one fluoroolefin having at least two but less than seven carbon atoms.
    Type: Grant
    Filed: March 15, 2006
    Date of Patent: April 12, 2016
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Gary Knopeck, Jeremy Diringer, Louis Herena, Rajiv R. Singh