Patents by Inventor Barbara Haviland Minor

Barbara Haviland Minor 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).

  • Epoxide and fluorinated epoxide stabilizers for fluoroolefins
    Patent number: 9133381
    Abstract: The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be an epoxide, fluorinated epoxide or oxetane, or a mixture thereof with other stabilizers. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers, and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants.
    Type: Grant
    Filed: August 15, 2013
    Date of Patent: September 15, 2015
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventors: Andrew Edward Feiring, Viacheslav A Petrov, Barbara Haviland Minor, Mario Joseph Nappa, Nandini C Mouli, Thomas Joseph Leck, Jon Lee Howell
  • REFRIGERANT MIXTURES COMPRISING TETRAFLUOROPROPENES AND DIFLUOROMETHANE AND USES THEREOF
    Publication number: 20150225632
    Abstract: In accordance with the present invention compositions are disclosed. The compositions consist of (A) a refrigerant component consisting essentially of (1) at least one refrigerant having an OEL less than 400; and (2) a combination of refrigerants, each having an OEL greater than 400, consisting essentially of (i) HFC-32; and (ii) trans-HFO-1234ze; and optionally (B) a non-refrigerant component; wherein component (A)(2) of the refrigerant component is present in an amount sufficient to provide an overall OEL for the refrigerant component of at least 400. The refrigerant mixtures of the refrigerant component are useful as components in compositions also containing non-refrigerant components (e.g. lubricants), in processes to produce refrigeration, in methods for replacing refrigerant R-410A, and in air conditioning and heat pump apparatus.
    Type: Application
    Filed: August 23, 2013
    Publication date: August 13, 2015
    Inventor: Barbara Haviland Minor
  • REFRIGERANT MIXTURES COMPRISING TETRAFLUOROPROPENES AND TETRAFLUOROETHANE AND USES THEREOF
    Publication number: 20150184048
    Abstract: Disclosed herein are compositions containing: (A) a refrigerant component containing (1) at least one refrigerant having an OEL less than 400; and (2) a combination of refrigerants, each having an OEL greater than 400, containing (i) at least one compound selected from HFC-134a and HFC-134, and (ii) trans-HFO-1234ze, wherein the refrigerant component has an overall OEL of at least 400 and is non-flammable. The refrigerant mixtures are useful as components in compositions optionally also containing non-refrigerant components (e.g. lubricants), in methods to produce cooling, in methods for replacing refrigerant R-134a, and in refrigeration or air conditioning apparatus.
    Type: Application
    Filed: June 17, 2013
    Publication date: July 2, 2015
    Inventors: Barbara Haviland Minor, Konstantinos Kontomaris
  • REFRIGERANT MIXTURES COMPRISING TETRAFLUOROPROPENES, DIFLUOROMETHANE, PENTAFLOUROETHANE, AND TETRAFLUOROETHANE AND USES THEREOF
    Publication number: 20150152305
    Abstract: Compositions are disclosed which contain a refrigerant component consisting essentially of at least one refrigerant having an OEL less than 400; and a combination of refrigerants, each having an OEL greater than 400, consisting essentially of HFC-134a; HFC-32; trans-HFO-1234ze; and optionally at least one refrigerant selected from the group consisting of HFC-134 and HFC-125; provided that HFC-134a is not greater than 26 weight percent of the refrigerant component and the total of HFC-134a and HFC-134 is not less than 20 weight percent of the refrigerant component; and optionally a non-refrigerant component; wherein the refrigerant component has an overall OEL of at least 400 and wherein components the refrigerant component is non-flammable. These compositions are useful in processes to produce refrigeration, in methods for replacing refrigerant R-404A or R-507A, and in refrigeration apparatus.
    Type: Application
    Filed: June 17, 2013
    Publication date: June 4, 2015
    Inventors: Barbara Haviland Minor, Konstantinos Kontomaris
  • COMPOSITIONS COMPRISING FLUOROOLEFINS AND USES THEREOF
    Publication number: 20150135745
    Abstract: The present invention relates to fluoroolefin compositions. The fluoroolefin compositions of the present invention are useful as refrigerants or heat transfer fluids and in processes for producing cooling or heat. Additionally, the fluoroolefin compositions of the present invention may be used to replace currently used refrigerant or heat transfer fluid compositions that have higher global warming potential.
    Type: Application
    Filed: January 23, 2015
    Publication date: May 21, 2015
    Inventors: MARIO JOSEPH NAPPA, Barbara Haviland Minor, Allen Capron Sievert
  • Compositions comprising refrigerant and lubricant and methods for replacing CFC and HCFC refrigerants without flushing
    Patent number: 9028707
    Abstract: A composition comprising a refrigerant and a lubricant is disclosed, wherein the refrigerant comprises (i) a fluorocarbon selected from the group consisting of R125, R134a, R32, R152a, R143a, R218 and mixtures thereof, and (ii) a hydrocarbon selected from the group consisting of propane, n-butane, isobutane, n-pentane, isopentane, dimethyl ether, and mixtures thereof; the lubricant comprises (iii) a hydrocarbon-based lubricant component; and (iv) a synthetic lubricant component; and the synthetic lubricant component is less than 30% by weight of the total lubricant. Also disclosed are methods of replacing refrigerants in refrigeration or air conditioning systems containing a refrigerant comprising a CFC or HCFC and a lubricant.
    Type: Grant
    Filed: September 3, 2010
    Date of Patent: May 12, 2015
    Assignee: E I du Pont de Nemours and Company
    Inventor: Barbara Haviland Minor
  • COMPOSITIONS COMPRISING Z-1,2-DIFLUOROETHYLENE AND USES THEREOF
    Publication number: 20150121911
    Abstract: The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises Z-1,2-difluoroethylene (Z-HFO-1132a). The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol propellants, and power cycle working fluids.
    Type: Application
    Filed: January 14, 2015
    Publication date: May 7, 2015
    Inventors: BARBARA HAVILAND MINOR, ROBERT L. WATERLAND
  • COMPOSITIONS COMPRISING E-1,2-DIFLUOROETHYLENE AND USES THEREOF
    Publication number: 20150121873
    Abstract: The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises E-1,2-difluoroethylene. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol propellants, and power cycle working fluids.
    Type: Application
    Filed: January 14, 2015
    Publication date: May 7, 2015
    Inventors: BARBARA HAVILAND MINOR, ROBERT L. WATERLAND
  • COMPOSITIONS COMPRISING A FLUOROOLEFIN
    Publication number: 20150083957
    Abstract: The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises a fluoroolefin and at least one other component. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol propellants, and fire suppression and fire extinguishing agents.
    Type: Application
    Filed: December 2, 2014
    Publication date: March 26, 2015
    Inventors: Barbara Haviland Minor, Velliyur Nott Mallikarjuna Rao
  • COMPOSITIONS COMPRISING FLUOROOLEFINS AND USES THEREOF
    Publication number: 20150068227
    Abstract: The present invention relates to fluoroolefin compositions. The fluoroolefin compositions of the present invention are useful as refrigerants or heat transfer fluids and in processes for producing cooling or heat. Additionally, the fluoroolefin compositions of the present invention may be used to replace currently used refrigerant or heat transfer fluid compositions that have higher global warming potential.
    Type: Application
    Filed: November 12, 2014
    Publication date: March 12, 2015
    Inventors: MARIO JOSEPH NAPPA, BARBARA HAVILAND MINOR, ALLEN CAPRON SIEVERT
  • Compositions comprising E-1,2-difluoroethylene and uses thereof
    Patent number: 8961811
    Abstract: The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises E-1,2-difluoroethylene. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol propellants, and power cycle working fluids.
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: February 24, 2015
    Assignee: E I du Pont de Nemours and Company
    Inventors: Barbara Haviland Minor, Robert L. Waterland
  • Compositions comprising Z-1,2-difluoroethylene and uses thereof
    Patent number: 8961812
    Abstract: The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises Z-1,2-difluoroethylene (Z-HFO-1132a). The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol propellants, and power cycle working fluids.
    Type: Grant
    Filed: April 14, 2011
    Date of Patent: February 24, 2015
    Assignee: E I du Pont de Nemours and Company
    Inventors: Barbara Haviland Minor, Robert L. Waterland
  • REFRIGERANT MIXTURES COMPRISING TETRAFLUOROPROPENE, DIFLUOROMETHANE, PENTAFLUOROETHANE, AND TETRAFLUOROETHANE AND USES THEREOF
    Publication number: 20150033770
    Abstract: A nonflammable refrigerant mixture is disclosed. The non-flammable refrigerant mixture consists essentially of (a) from 20 weight percent to 25.5 weight percent HFO-1234yf, (b) from 20 weight percent to 24.5 weight percent HFC-32, (c) from 24.5 weight percent to 30 weight percent HFC-125 (d) from 25.5 weight percent to 30 weight percent HFC-134a, and (e) from about 0.0001 weight percent to 10 weight percent trans-HFO-1234ze. These refrigerant mixtures are useful as components in compositions also containing non-refrigerant components (e.g. lubricants), in processes to produce cooling, in methods for replacing refrigerant R-404A or R-507, and in refrigeration apparatus.
    Type: Application
    Filed: February 12, 2013
    Publication date: February 5, 2015
    Inventor: Barbara Haviland Minor
  • TETRAFLUOROPROPENE COMPOSITIONS AND USES THEREOF
    Publication number: 20150013942
    Abstract: The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises a tetrafluoropropene and at least one other component. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol propellants, and fire suppression and fire extinguishing agents.
    Type: Application
    Filed: September 29, 2014
    Publication date: January 15, 2015
    Inventors: Barbara Haviland MINOR, Thomas Joseph LECK, Donald Bernard BIVENS
  • COMPOSITIONS COMPRISING 2,3,3,3-TETRAFLUOROPROPENE AND HYDROCARBONS AND USES THEREOF
    Publication number: 20150007592
    Abstract: The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises 2,3,3,3-tetrafluoropropene (HFC-1234yf) and at least one hydrocarbon. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, and aerosol propellants.
    Type: Application
    Filed: September 23, 2014
    Publication date: January 8, 2015
    Inventors: BARBARA HAVILAND MINOR, THOMAS JOSEPH LECK, DONALD BERNARD BIVENS, AKIMICHI YOKOZEKI
  • Compositions comprising fluoroolefins and uses thereof
    Patent number: 8911640
    Abstract: The present invention relates to fluoroolefin compositions. The fluoroolefin compositions of the present invention are useful as refrigerants or heat transfer fluids and in processes for producing cooling or heat. Additionally, the fluoroolefin compositions of the present invention may be used to replace currently used refrigerant or heat transfer fluid compositions that have higher global warming potential.
    Type: Grant
    Filed: March 26, 2013
    Date of Patent: December 16, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Mario Joseph Nappa, Barbara Haviland Minor, Allen Capron Sievert
  • REFRIGERANT MIXTURES COMPRISING TETRAFLUOROPROPENE, DIFLUOROMETHANE, PENTAFLUOROETHANE, AND TETRAFLUOROETHANE, AND USES THEREOF
    Publication number: 20140331697
    Abstract: A non-flammable refrigerant mixture is disclosed. The non-flammable refrigerant mixture may include from 20 weight percent to 25.5 weight percent HFO-1234yf, (b) from 20 weight percent to 24.5 weight percent HFC-32, (c) from 24.5 weight percent to 30 weight percent HFC-125, (d) from 25.5 weight percent to 30 weight percent HFC-134a, and optionally (e) from about 0.0001 weight percent to 10 weight percent trans-HFO-1234ze. These refrigerant mixtures are useful as components in compositions also containing non-refrigerant components (e.g., lubricants), in processes to produce cooling, in methods for replacing refrigerants R-404A, R-507, R-407A, R-407C, R-407F and/or R-22, and in refrigeration apparatuses.
    Type: Application
    Filed: July 25, 2014
    Publication date: November 13, 2014
    Inventors: BARBARA HAVILAND MINOR, CHARLES CLINTON ALLGOOD
  • Compositions comprising 2,3,3,3-tetrafluoropropene and hydrocarbons and uses thereof
    Patent number: 8871112
    Abstract: The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises 2,3,3,3-tetrafluoropropene (HFC-1234yf) and at least one hydrocarbon. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, and aerosol propellants.
    Type: Grant
    Filed: November 16, 2009
    Date of Patent: October 28, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Barbara Haviland Minor, Thomas J. Leck, Donald Bernard Bivens, Akimichi Yokozeki
  • COMPOSITIONS COMPRISING A FLUOROOLEFIN
    Publication number: 20140283537
    Abstract: The present invention relates to compositions for use in refrigeration, air-conditioning, and heat pump systems wherein the composition comprises a fluoroolefin and at least one other component. The compositions of the present invention are useful in processes for producing cooling or heat, as heat transfer fluids, foam blowing agents, aerosol propellants, and fire suppression and fire extinguishing agents.
    Type: Application
    Filed: July 30, 2013
    Publication date: September 25, 2014
    Applicant: E I DU PONT DE NEMOURS AND COMPANY
    Inventors: BARBARA HAVILAND MINOR, VELLIYUR NOTT MALLIKARJUNA RAO
  • Phenol stabilizers for fluoroolefins
    Patent number: 8815114
    Abstract: The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be at least one phenol or a mixture of at least one phenol with other stabilizers. The stabilized compositions may be useful in cooling apparatus, such as refrigeration, air-conditioning, chillers, and heat pumps, as well as in applications as foam blowing agents, solvents, aerosol propellants, fire extinguishants, and sterilants.
    Type: Grant
    Filed: June 25, 2013
    Date of Patent: August 26, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Velliyur Nott Mallikarjuna Rao, Mario Joseph Nappa, Barbara Haviland Minor, Thomas Joseph Leck, Nandini C Mouli