Patents by Inventor Nandini C. Mouli
Nandini C. Mouli 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).
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Publication number: 20120085110Abstract: The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be a terpene, terpenoid or fullerene; or a mixture of a terpene, terpenoid or fullerene 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: ApplicationFiled: December 14, 2011Publication date: April 12, 2012Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: JON LEE HOWELL, Velliyur Nott Mallikarjuna Rao, Thomas J. Leck, Barbara Haviland Minor, Mario Joseph Nappa, Nandini C. Mouli, Ekaterina N. Swearingen, Andrew Edward Feiring
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Publication number: 20120074349Abstract: The present disclosure relates to compositions comprising at least one fluoroolefin and an effective amount of a stabilizer comprising at least one ascorbic acid, terephthalate, or nitromethane, or mixtures thereof. 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: ApplicationFiled: December 7, 2011Publication date: March 29, 2012Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Thomas J. LECK, Barbara Haviland MINOR, Mario Joseph NAPPA, Nandini C. MOULI, Jon Lee HOWELL
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Publication number: 20120047925Abstract: 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: ApplicationFiled: November 4, 2011Publication date: March 1, 2012Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: VELLIYUR NOTT MALLIKARJUNA RAO, MARIO JOSEPH NAPPA, BARBARA HAVILAND MINOR, THOMAS J. LECK, NANDINI C. MOULI
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Patent number: 8101094Abstract: The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be a terpene, terpenoid or fullerene; or a mixture of a terpene, terpenoid or fullerene 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: GrantFiled: August 31, 2007Date of Patent: January 24, 2012Assignee: E. I. du Pont de Nemours and CompanyInventors: Jon Lee Howell, Velliyur Nott Mallikarjuna Rao, Thomas J. Leck, Barbara Haviland Minor, Mario Joseph Nappa, Nandini C. Mouli, Ekaterina Swearingen, Andrew Edward Feiring
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Patent number: 8097181Abstract: The present disclosure relates to compositions comprising at least one fluoroolefin and an effective amount of a stabilizer comprising at least one ascorbic acid, terephthalate, or nitromethane, or mixtures thereof. 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: GrantFiled: August 31, 2007Date of Patent: January 17, 2012Assignee: E.I. du Pont de Nemours and CompanyInventors: Thomas J. Leck, Barbara Haviland Minor, Mario Joseph Nappa, Nandini C. Mouli, Jon Lee Howell
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Patent number: 8075796Abstract: 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: GrantFiled: August 31, 2007Date of Patent: December 13, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Velliyur Nott Mallikarjuna Rao, Mario Josph Nappa, Barbara Haviland Minor, Thomas J. Leck, Nandini C. Mouli
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Patent number: 8070355Abstract: Disclosed are a method of detecting a leak of fluoroolefin compositions and sensors used therefor. In particular, the method is particularly useful for detecting a leak of a fluoroolefin refrigerant composition from a cooling system of an automotive vehicle. Such fluoroolefin refrigerant compositions have double bond structures which make them particularly well suited with sensing technologies, including: infrared sensors, UV sensors, NIR sensors, ion mobility or plasma chromatographs, gas chromatography, refractometry, mass spectroscopy, high temperature thick film sensors, thin film field effect sensors, pellistor sensors, Taguchi sensors and quartz microbalance sensors.Type: GrantFiled: September 14, 2007Date of Patent: December 6, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Barbara Haviland Minor, Nandini C. Mouli, Daniel B. Laubacher, John Carl Steichen
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Patent number: 8058070Abstract: Disclosed are a method of determining the components of a fluoroolefin composition, a method of recharging a fluid system in which the composition is used, and sensors used therefor. In particular, the composition may be a fluoroolefin refrigerant composition used within a vapor compression system, where the refrigerant composition is useful in cooling systems as replacements for existing refrigerants with higher global warming potential. Such fluoroolefin refrigerant compositions have double bond structures which make them particularly well suited with sensing technologies, including: infrared sensors, UV/vis sensors, NIR sensors, ion mobility or plasma chromatographs, gas chromatography, refractometry, mass spectroscopy, high temperature thick film sensors, thin film field effect sensors, pellistor sensors, Taguchi sensors and quartz microbalance sensors.Type: GrantFiled: September 14, 2007Date of Patent: November 15, 2011Assignee: E. I. du Pont de Nemours and CompanyInventors: Barbara Haviland Minor, Nandini C. Mouli, Daniel B. Laubacher, John Carl Steichen
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Publication number: 20110259022Abstract: 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: ApplicationFiled: August 31, 2007Publication date: October 27, 2011Inventors: Andrew Edward Feiring, Viacheslav A. Petrov, Barbara Haviland Minor, Mario Joseph Nappa, Nandini C. Mouli, Thomas J. Leck, Jon Lee Howell
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Publication number: 20110088418Abstract: Disclosed herein are compositions comprising at least one ionic liquid and at least one fluoroolefin. Such compositions may be useful as absorbent/working fluid pairs in absorption cycle systems for providing cooling or heat.Type: ApplicationFiled: July 8, 2009Publication date: April 21, 2011Inventors: Konstantinos Kontomaris, Nandini C. Mouli, Mark Brandon Shiflett
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Publication number: 20110041530Abstract: The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be an amine or a mixture of an amine 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: ApplicationFiled: August 31, 2007Publication date: February 24, 2011Applicant: E. I. DUPONT DE NEMOURS AND COMPANYInventors: Nandini C. Mouli, Barbara Haviland Minor, Mario Joseph Nappa, Thomas J. Leck
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Publication number: 20110005723Abstract: The present invention relates to compositions comprising at least one ionic liquid and CF3I; and mixtures thereof. Such compositions may be useful as low GWP working fluids. These compositions have a variety of utilities in working fluids, which include for example, blowing agents, solvents, aerosol propellants, fire extinguishants, sterilants or heat transfer mediums (such as heat transfer fluids and refrigerants for use in refrigeration systems, refrigerators, air conditioning systems, heat pumps, chillers, and the like).Type: ApplicationFiled: September 26, 2008Publication date: January 13, 2011Inventor: Nandini C. Mouli
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Publication number: 20100301259Abstract: The present disclosure relates to compositions comprising at least one fluoroolefin and an effective amount of a stabilizer comprising at least one phosphorus-containing compound selected from the group consisting of thiophosphates, butylated triphenylphosphorothionates, and organophosphates. 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: ApplicationFiled: August 31, 2007Publication date: December 2, 2010Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventors: Thomas J. Leck, Nandini C. Mouli, Barbara Haviland Minor, Mario Joseph Nappa, Jon Lee Howell
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Publication number: 20100288965Abstract: The present invention relates to compositions comprising at least one fluoroolefin and an effective amount of stabilizer that may be a terpene, terpenoid or fullerene; or a mixture of a terpene, terpenoid or fullerene 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: ApplicationFiled: August 31, 2007Publication date: November 18, 2010Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Jon Lee Howell, Velliyur Nott Mallikarjuna Rao, Thomas J. Leck, Barbara Haviland Minor, Mario Joseph Nappa, Nandini C. Mouli, Ekaterina Swearingen, Andrew Edward Feiring
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Publication number: 20100288966Abstract: The present disclosure relates to compositions comprising at least one fluoroolefin and an effective amount of a stabilizer comprising at least one ascorbic acid, terephthalate, or nitromethane, or mixtures thereof. 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: ApplicationFiled: August 31, 2007Publication date: November 18, 2010Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Thomas J. Leck, Barbara Haviland Minor, Mario Joseph Nappa, Nandini C. Mouli, Jon Lee Howell
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Publication number: 20100200799Abstract: The present invention relates to compositions comprising at least one ionic liquid and at least one fluoroolefin. Such compositions may be useful as low GWP working fluids. These compositions have a variety of utilities in working fluids, which include for example, blowing agents, solvents, aerosol propellants, fire extinguishants, sterilants or heat transfer mediums (such as heat transfer fluids and refrigerants for use in refrigeration systems, refrigerators, air conditioning systems, heat pumps, chillers, and the like).Type: ApplicationFiled: September 26, 2008Publication date: August 12, 2010Applicant: E.I. DU PONT DE NEMOURS AND COMPANYInventor: Nandini C Mouli
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Patent number: 7708903Abstract: 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: GrantFiled: October 30, 2006Date of Patent: May 4, 2010Assignee: E.I. du Pont de Nemours and CompanyInventors: Allen Capron Sievert, Mario Joseph Nappa, Barbara Haviland Minor, Thomas J. Leck, Velliyur Nott Mallikarjuna Rao, Ekaterina N. Swearingen, Corneille Schmitz, Nandini C. Mouli, Deepak Perti
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Publication number: 20100090155Abstract: The present disclosure relates to compositions comprising at least one fluoroolefin and an effective amount of a stabilizer comprising at least one thiol or thioether, or mixtures thereof. 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: ApplicationFiled: August 31, 2007Publication date: April 15, 2010Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: Thomas J. Leck, Barbara Haviland Minor, Mario Joseph Nappa, Nandini C. Mouli
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Publication number: 20090288431Abstract: 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: ApplicationFiled: August 31, 2007Publication date: November 26, 2009Inventors: Velliyur Nott Mallikarjuna Rao, Mario Josph Nappa, Barbara Haviland Minor, Thomas J. Leck, Nandini C. Mouli
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Publication number: 20090120619Abstract: The present disclosure relates to a method for exchanging heat in a vapor compression heat transfer system. In particular, it relates to use of an intermediate heat exchanger to improve performance of a vapor compression heat transfer system utilizing a working fluid comprising at least one fluoroolefin. In addition, the present disclosure relates to a vapor compression heat transfer system comprising an intermediate heat exchanger in combination with a dual-row evaporator or a dual-row condenser, or both.Type: ApplicationFiled: May 12, 2008Publication date: May 14, 2009Applicant: E. I. DU PONT DE NEMOURS AND COMPANYInventors: ALLEN CAPRON SIEVERT, MARIO JOSEPH NAPPA, BARBARA HAVILAND MINOR, THOMAS J. LECK, VELLIYUR NOTT MALLIKARJUNA RAO, EKATERINA N. SWEARINGEN, CORNEILLE SCHMITZ, NANDINI C. MOULI, DEEPAK PERTI, DENIS CLODIC, MARY E. KOBAN