Vaporization, Or Expansion, Refrigeration Or Heat Or Energy Exchange Patents (Class 252/67)
  • Patent number: 11053421
    Abstract: A process is disclosed for making CF3CF?CHF. The process involves reacting CF3CClFCCl2F with H2 in a reaction zone in the presence of a catalyst to produce a product mixture comprising CF3CF?CHF. The catalyst has a catalytically effective amount of palladium supported on a support selected from the group consisting of alumina, fluorided alumina, aluminum fluoride and mixtures thereof and the mole ratio of H2 to CF3CClFCCl2F fed to the reaction zone is between about 1:1 and about 5:1. Also disclosed are azeotropic compositions of CF3CClFCCl2F and HF and azeotropic composition of CF3CHFCH2F and HF.
    Type: Grant
    Filed: July 1, 2019
    Date of Patent: July 6, 2021
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventors: Velliyur Nott Mallikarjuna Rao, Mario Joseph Nappa, Allen Capron Sievert
  • Patent number: 11034871
    Abstract: This invention provides a composition comprising a refrigerant, the composition being non-flammable like R404A (R125/R134a/R143a=44/4/52 wt %), and having a refrigerating capacity that can replace that of R404A, a COP that is equal or superior to that of R404A, and a GWP of 1500 or less. Specifically, the invention provides a composition comprising a refrigerant, the refrigerant comprising a mixture of fluorinated hydrocarbons, the mixture comprising difluoromethane (R32), pentafluoroethane (R125), and 1,1,1,2-tetrafluoroethane (R134a) at specific concentrations, the fluorinated hydrocarbons contained in the mixture having a specific composition ratio. This composition is for use as an alternative refrigerant for R22 or an alternative refrigerant for R404A.
    Type: Grant
    Filed: April 19, 2018
    Date of Patent: June 15, 2021
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Mitsushi Itano, Shun Ohkubo, Hitomi Kuroki, Tatsumi Tsuchiya, Kenji Gobou
  • Patent number: 11034637
    Abstract: The present invention is a solvent composition including: a solvent including 1-chloro-2,3,3-trifluoro-1-propene; and at least one type of stabilizer selected from a group consisting of phenols, ethers, epoxides, amines, alcohols, and hydrocarbons, and is a solvent composition which is excellent in solubility of various organic substances and has no adverse effect on a global environment, and is excellent in stability, and this solvent composition can be used for a wide range of industrial uses such as cleaning, coating uses, and a heat transfer fluid.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: June 15, 2021
    Assignee: AGC Inc.
    Inventors: Hiroaki Mitsuoka, Toshio Miki, Masahiko Nakamura, Mari Ichinokawa, Hidekazu Okamoto, Atsushi Fujimori
  • Patent number: 10988652
    Abstract: The present invention provides a method for using, as an alternative refrigerant for R404A that is currently widely used, a refrigerant that has, for example, a non-flammability similar to that of R404A, a refrigerating capacity that can replace that of R404A, a COP equal or superior to that of R404A, and a lower GWP than that of R404A, as a refrigerant for a cooling system; as well as a refrigeration unit using the refrigerant. The method uses a mixture of fluorinated hydrocarbons as a refrigerant, (1) the mixture comprising difluoromethane (R32), pentafluoroethane (R125) and 1,1,1,2-tetrafluoroethane (R134a) in amounts such that the sum of the concentrations thereof is 99.5 wt % or more; (2) the composition ratio of the fluorinated hydrocarbons contained in the mixture falling within a triangle having, as vertices, the following three points in a ternary composition diagram in which the sum of the concentrations of R32, R125, and R134a is 100 wt %, point A (R32/R125/R134a=37.3/17.0/45.
    Type: Grant
    Filed: March 27, 2017
    Date of Patent: April 27, 2021
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Mitsushi Itano, Yasufu Yamada, Tatsumi Tsuchiya, Hitomi Kuroki
  • Patent number: 10975008
    Abstract: There are provided: a solvent composition which is excellent in solubility of various organic substances and excellent in detergency, and has no adverse effect on a global environment, is excellent in stability, and is capable of suppressing corrosion of metal; a cleaning method using the solvent composition; a method of forming a coating film; a heat transfer fluid including the solvent composition; and a heat cycle system using the heat transfer fluid. A solvent composition including HCFO-1233yd and HCFC-244ca, in which a content of HCFC-244ca to a total of HCFO-1233yd and HCFC-244ca is 0.0001 to 1 mass %, a cleaning method of contacting the solvent composition with an article, a method of forming a coating film consisting of the nonvolatile organic compound using the solvent composition and a nonvolatile organic compound, a heat transfer fluid including the solvent composition, and a heat cycle system using the heat transfer fluid.
    Type: Grant
    Filed: November 22, 2019
    Date of Patent: April 13, 2021
    Assignee: AGC Inc.
    Inventors: Masahiko Nakamura, Hiroaki Mitsuoka, Mari Ichinokawa, Atsushi Fujimori, Hidekazu Okamoto
  • Patent number: 10953257
    Abstract: Disclosed herein is a fire suppression composition including CF3I, an anti-freeze compound, and an odorant compound, wherein the anti-freeze compound and the odorant compound are radical scavengers.
    Type: Grant
    Filed: April 19, 2019
    Date of Patent: March 23, 2021
    Assignee: KIDDE TECHNOLOGIES, INC.
    Inventor: Terry Simpson
  • Patent number: 10934247
    Abstract: The present invention relates to an unsaturated fluorinated ether or amine compound of formula (I) with low global warming potential and method of making the compound (I), where RH1 is and RH2 are independently selected from H or CH3, wherein when RH1 is CH3 then RH2 is H and when RH2 is CH3, then RH1 is H; X is O or N and when X is O, then n is 1 and Rf is a linear or branched perfluorinated alkyl group comprising 1-10 carbon atoms and optionally comprising at least one catenated O or N atom; X is N, then n is 2 and (i) each Rf is independently selected from a linear or branched perfluorinated alkyl group comprising 1-8 carbon atoms and optionally comprising at least one catenated O or N atom, or (ii) the two Rf's are bonded together to form a ring structure optionally comprising at least one catenated O or N atom, wherein the ring of the ring structure consists of 5-7 atoms, no more than 10 carbon atoms, and is perfluorinated.
    Type: Grant
    Filed: August 8, 2017
    Date of Patent: March 2, 2021
    Assignee: 3M Innovative Properties Company
    Inventors: Sean M. Smith, Michael J. Bulinski, Michael G. Costello, William M. Lamanna, Nicholas A. Toso
  • Patent number: 10920181
    Abstract: A nonflammable aerosol cleaning composition is formulated with trans 1,2 dichloroethylene, 1,1,1,2,2,3,4,5,5,5-decafluoropentane, 1,1,1,3,3 pentafluoropropane, HFC-134a, and carbon dioxide. The aerosol cleaning composition is formulated for heavy duty, high pressure, and high output cleaning applications for cleaning aviation parts, such as jet engines located about 10 feet away from a user.
    Type: Grant
    Filed: January 26, 2018
    Date of Patent: February 16, 2021
    Assignee: Illinois Tool Works Inc.
    Inventors: William C. Martin, Pierce A. Pillon, Mercedita S. Whitmire, Eric J. Martini, Matthew E. Morris
  • Patent number: 10913918
    Abstract: The present invention provides a refrigerating machine oil comprising: a lubricating base oil; and 40 mass % or less of a polymer, based on a total amount of the refrigerating machine oil, the polymer having a structural unit represented by the following formula (I) and a weight average molecular weight of from 500 to 100000. [In formula (I), Ra, Rb and Rc each independently represents a hydrogen atom or a hydrocarbon group, and Rd represents an oxygen-containing organic group or a C1-18 hydrocarbon group.
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: February 9, 2021
    Assignee: ENEOS CORPORATION
    Inventors: Hiroko Shimpo, Kentaro Yamaguchi, Hidetoshi Ogata, Takeshi Okido
  • Patent number: 10910138
    Abstract: The present invention relates to gas-insulated electrical apparatuses, in particular gas-insulated transformers or reactors, comprising a housing enclosing an interior space, in which an electrical component comprising a winding is arranged, at least a portion of the interior space defining an insulation space which is filled with an insulation fluid electrically insulating at least a part of the electrical component from the housing. According to the invention, the electrical apparatus further comprises a cooling element comprising a condenser, an evaporator and a cooling fluid to be circulated between the condenser and the evaporator. The evaporator is designed such that at least a part of the electric component is immersed in the cooling fluid in its liquid state, thus being in direct contact with the cooling fluid.
    Type: Grant
    Filed: June 9, 2017
    Date of Patent: February 2, 2021
    Assignee: ABB Power Grids Switzerland AG
    Inventors: Stephan Schnez, Vincent Dousset, Roberto Zannol, Rebei Bel Fdhila
  • Patent number: 10899689
    Abstract: The invention concerns a method for purifying 2-chloro-3,3,3-trifluoropropene (1233xf) from a first composition comprising 2-chloro-3,3,3-trifluoropropene and at least one of the compounds chosen from the group consisting of E-1-chloro-3,3,3-trifluoro-1-propene (1233zd E), 1,1,1,3,3-pentafluoropropane (245fa) and 1,1,1,3,3,3-hexafluoropropane (236fa), said method comprising the steps of bringing said first composition into contact with at least one organic extractant in order to form a second composition; extractive distillation of said second composition in order to form a third composition comprising at least one of the compounds chosen from the group consisting of E-1-chloro-3,3,3-trifluoro-1-propene (1233zd E), 1,1,1,3,3-pentafluoropropane (245fa) and 1,1,1,3,3,3-hexafluoropropane (236fa), and said organic extractant; and a stream comprising 2-chloro-3,3,3-trifluoropropene.
    Type: Grant
    Filed: December 14, 2016
    Date of Patent: January 26, 2021
    Assignee: Arkema France
    Inventors: Abdelatif Baba-Ahmed, Bertrand Collier, Dominique Deur-Bert, Laurent Wendlinger
  • Patent number: 10858562
    Abstract: Binary compositions of 2,3,3,3-tetrafluoropropene and difluoromethane, and especially to the uses thereof as a heat transfer fluid in compression systems with exchangers operating in counterflow mode or in split flow mode with counterflow tendency. Also, a method of heat transfer in which a binary composition of 2,3,3,3-tetrafluoropropene and difluoromethane is used as refrigerant in compression systems with exchangers in countercurrent mode or in crossed-current mode with countercurrent tendency.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: December 8, 2020
    Assignee: ARKEMA FRANCE
    Inventor: Wissam Rached
  • Patent number: 10836943
    Abstract: The present invention relates to a composition comprising HFO-1234yf, or trans-HFO-1234ze, or a mixture thereof; HFC-32; and HFC-152a, HFO-1243zf, or a mixture thereof, wherein said composition is selected from the group consisting of: (I) a first composition, wherein said HFO-1234yf or trans-HFO-1234ze or a mixture thereof is at least 56 weight percent of said first composition; (II) a second composition, wherein said HFC-32 is at most 29 weight percent of said second composition; (III) a third composition, wherein said HFC-152a is at least 56 weight percent said third composition; (IV) a fourth composition, wherein said HFC-32 is at least 56 weight percent of said fourth composition; (V) a fifth composition comprising trans-HFO-1234ze, HFC-32, and HFC-152a, HFO-1243zf, or a mixture thereof; and (VI) a sixth composition, wherein said HFO-1243zf or mixture thereof with HFC-152a is at most 20 weight percent of said sixth composition.
    Type: Grant
    Filed: December 12, 2018
    Date of Patent: November 17, 2020
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventors: Barbara Haviland Minor, Joachim Gerstel
  • Patent number: 10836944
    Abstract: In accordance with the present invention refrigerant compositions are disclosed. The compositions comprise HFC-32, HFC-125, HFO-1234yf, HFC-134a, and CO2. The refrigerant compositions are useful in processes to produce cooling and heating, in methods for replacing refrigerant R-R-22, and in refrigeration, air conditioning or heat pump systems. These inventive compositions are non-flammable and match cooling performance for R-22. The compositions as described herein have unexpected flammability properties.
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: November 17, 2020
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventors: Barbara Haviland Minor, Joshua Hughes
  • Patent number: 10836940
    Abstract: The present invention relates to a cooling mixture comprising a fluorinated compound and a non-fluorinated compound, wherein the fluorinated compound is a hydrofluoroether and the non-fluorinated compound includes a carbonyl function, which has a flash point no lower than 23° C. and which is characterised by having low relative volatility. The present invention likewise relates to the use of such a mixture as a coolant in a heat-exchange device.
    Type: Grant
    Filed: June 15, 2017
    Date of Patent: November 17, 2020
    Assignees: Safran Electrical & Power, Centre National de la Recherche Scientifique (CNRS), INSTITUT NATIONAL POLYTECHNIQUE de TOULOUSE, UNIVERSITE DES SCIENCES ET TECHNOLOGIES DE LILLE, ECOLE NATIONALE SUPERIEURE DE CHIMIE DE LILLE
    Inventors: Nicolas Delalandre, Benjamin Roland Stanislas Joossen, Jean-Marie Aubry, Vincent Gerbaud, Ivonne Rodriguez-Donis
  • Patent number: 10836942
    Abstract: In accordance with the present invention refrigerant compositions are disclosed. The compositions comprise HFC-32, HFC-125, HFO-1234yf, HFC-134a, and CO2. The refrigerant compositions are useful in processes to produce cooling and heating, in methods for replacing refrigerant R-410A or R-22, and in refrigeration, air conditioning or heat pump systems. These inventive compositions are non-flammable and match cooling performance for R-22 and R-410A within ±15%. Additionally, these compositions may serve as replacements for R-404A, R-507, R407A, R407C and/or R-407F in refrigeration, air conditioning or heat pump systems. The compositions as described herein have unexpected flammability properties.
    Type: Grant
    Filed: February 27, 2017
    Date of Patent: November 17, 2020
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventors: Barbara Haviland Minor, Joshua Hughes
  • Patent number: 10834854
    Abstract: In an embodiment, a process for making a thermal interface article comprises shaping a flowable composite comprising a flowable matrix composition, a plurality of magnetic, thermally conductive particles having an average length greater than a thickness or diameter, wherein the plurality of magnetic, thermally conductive particles have magnetic or superparamagnetic nanoparticles attached thereto, to provide the flowable composite in a shape comprising a first surface and an opposing second surface, and having a Z-axis perpendicular to the first surface and the opposing second surface; subjecting the flowable composite to a rotating magnetic field and to a vibrational force in an amount and for a time effective to align the average length of the plurality of magnetic, thermally conductive particles along the Z-axis; and solidifying the flowable matrix composition to provide the thermal interface, wherein the thermal interface has a Z-direction thermal conductivity of at least 1.0 W/mK.
    Type: Grant
    Filed: February 12, 2018
    Date of Patent: November 10, 2020
    Assignee: Northeastern University
    Inventors: Li Zhang, Randall Morgan Erb, Jabulani R. T. Barber, Anvesh Gurijala, Qiaochu Han
  • Patent number: 10807926
    Abstract: There are provided a solvent composition which is excellent in solubility of various organic substances and excellent in detergency and a drying property, and has no adverse effect on a global environment and is excellent in stability; a cleaning method using the solvent composition; a method of forming a coating film; a heat transfer fluid including the solvent composition; and a heat cycle system using the heat transfer fluid. A solvent composition including 1-chloro-2,3,3-trifluoro-1-propene and 1-chloro-3,3-difluoro-1-propyne, a cleaning method of bringing the solvent composition and an article into contact with each other, a method of dissolving a nonvolatile organic compound in the solvent composition to produce a coating film-forming composition and evaporating the solvent composition after applying the coating film-forming composition on an article to be coated, to form a coating film, a heat transfer fluid including the solvent composition, and a heat cycle system using the heat transfer fluid.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: October 20, 2020
    Assignee: AGC Inc.
    Inventors: Masahiko Nakamura, Hiroaki Mitsuoka, Mari Ichinokawa, Atsushi Fujimori, Hidekazu Okamoto
  • Patent number: 10787597
    Abstract: A working fluid for heat cycle, wherein the global warming potential is less than 300; the product of the relative coefficient of performance and the relative refrigerating capacity is at least 0.820 relative to R410A in a standard refrigerating cycle under conditions of an evaporation temperature of 0° C., a condensing temperature of 40° C., a supercoiling degree of 5° C. and a degree of superheat of 5° C.; the relative compressor discharge gas pressure is at most 1.100; the lower limit of the combustion range by method A in High Pressure Gas Safety Act is at least 5 vol %; and the pressure will not exceed 2.00 MPaG in a combustion test by method A in High Pressure Gas Safety act under 0.98 MPaG at 250° C.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: September 29, 2020
    Assignee: AGC Inc.
    Inventors: Masato Fukushima, Hiroaki Mitsuoka, Mai Tasaka, Satoshi Kawaguchi, Katsuya Ueno, Toshiyuki Tanaka, Hidekazu Okamoto, Tetsuo Otsuka, Yoshinobu Kadowaki, Tatsuhiro Nogami, Daisuke Shirakawa, Hirokazu Takagi, Takeaki Arai
  • Patent number: 10759982
    Abstract: The present invention provides a refrigerating machine oil comprising, as a base oil, at least one oxygen-containing oil having a carbon/oxygen molar ratio of 2.5 or more and 7.5 or less, and the refrigerating machine oil being used with a 1-chloro-2,3,3,3-tetrafluoropropene refrigerant.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: September 1, 2020
    Assignee: JXTG NIPPON OIL & ENERGY CORPORATION
    Inventors: Yohei Shono, Akira Tada, Yuya Mizutani, Takeshi Okido, Hidetoshi Ogata
  • Patent number: 10752819
    Abstract: Disclosed is an environmentally friendly near-azeotropic mixed refrigerant, consisting essentially of HFO-1234 yf, HFE-143a and a third component, with the mass percentage of each component being: 70%-98% of HFO-1234yf, 1%-15% of HFE-143a and 1%-15% of the third component. The refrigerant of the present invention is environmentally friendly, excellent in thermodynamic properties, can directly realize drop-in substitution in an original system using HFC-134a without changing any parts, and can be used as a long term alternative to HFC-134a.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: August 25, 2020
    Assignees: Zhejiang Lantian Environmental Protection Hi-Tech Co., Ltd., Sinochem Lantian Co., Ltd.
    Inventors: Zhikai Guo, Pinzan Xie, Xiaoqing Fang
  • Patent number: 10731064
    Abstract: Compositions comprising an activated oil blend in a coordination entity are provided. Also provided are compositions comprising a haloalkane complex can be used as a refrigerant. The compositions can increase the energy efficiency and reduces leakage rates of refrigeration systems. Some compositions comprise at least 0.1 wt % of an oleic oil fatty acid, 0.1 wt % of a linoleic oil fatty acid, and at least 98 wt % of a heat transfer fluid including, for example R-134a. Some compositions comprise an oil blend comprising an oleic acid to linoleic acid ratio of approximately 60:1. At least some of the heat transfer fluid can be complexed with at least one of the organic oil fatty acids.
    Type: Grant
    Filed: December 19, 2017
    Date of Patent: August 4, 2020
    Inventor: Bob Lee Davis
  • Patent number: 10712073
    Abstract: The present invention provides a ternary natural refrigerant mixture containing R-600a (isobutane), R-600 (isobutane), and R-290 (propane) that can be used in single or dual evaporator refrigeration systems to provide for more energy efficient cooling than a single refrigerant such as R-134a without having to change the compressor design, which can add to manufacturing costs. For example, the ternary natural refrigerant mixture can be used in a refrigeration system that uses dual evaporators to provide more efficient cooling. The refrigeration system can be used in, e.g., a refrigerator having a fresh food compartment and a frozen food compartment to provide separate cooling to each compartment simultaneously.
    Type: Grant
    Filed: March 1, 2017
    Date of Patent: July 14, 2020
    Assignee: Haier US Appliance Solutions, Inc.
    Inventor: Brent Alden Junge
  • Patent number: 10703948
    Abstract: A method for producing heating in a high temperature heat pump having a heat exchanger is provided. The method comprises extracting heat from a working fluid, thereby producing a cooled working fluid wherein said working fluid comprises (2E)-1,1,1,4,5,5,5-heptafluoro-4-(trifluoromethyl)pent-2-ene (“HFO-153-10mzzy”). Also, a high temperature heat pump apparatus is provided containing a working fluid comprising HFO-153-10mzzy. Also a composition is provided comprising (i) a working fluid consisting essentially of HFO-153-10mzzy; and (ii) a stabilizer to prevent degradation at temperatures of 55° C. or above, or (iii) a lubricant suitable for use at 55° C. or above, or both (ii) and (iii).
    Type: Grant
    Filed: July 15, 2019
    Date of Patent: July 7, 2020
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventors: Konstantinos Kontomaris, Robert Daniel Lousenberg
  • Patent number: 10704807
    Abstract: An ultralow binary refrigeration apparatus, which cools an enclosed space to an ultralow temperature of ?80° C. or lower to be used for storing cells or microorganisms, for example, without posing worries in regard of Ozone Depletion Potential (ODP) and Global Warming Potential (GWP), and which is excellent in refrigerant stability, can dispense with an oil separator, and enables a reduction in the amount of refrigerant, or a reduction in the power output of the compressor. The object is achieved by a binary refrigeration apparatus configured by connecting a high temperature refrigeration cycle and a low temperature refrigeration cycle via a cascade condenser, in which the high temperature refrigeration cycle is filled with propane as a refrigerant and a refrigerator oil, while the low temperature refrigeration cycle is filled with a hydrocarbon having a boiling point of ?80° C. or lower as a refrigerant, a refrigerator oil, and an oil return agent.
    Type: Grant
    Filed: March 25, 2015
    Date of Patent: July 7, 2020
    Assignee: PHC HOLDINGS CORPORATION
    Inventors: Susumu Kobayashi, Hiroyuki Satou
  • Patent number: 10688329
    Abstract: The present disclosure relates to compositions comprising 2,3,3,3-tetrafluoropropene that may be useful as heat transfer compositions, aerosol propellants, foaming agents, blowing agents, solvents, cleaning agents, carrier fluids, displacement drying agents, buffing abrasion agents, polymerization media, expansion agents for polyolefins and polyurethane, gaseous dielectrics, extinguishing agents, and fire suppression agents in liquid or gaseous form. Additionally, the present disclosure relates to compositions comprising 1,1,2,3-tetrachloropropene, 2-chloro-3,3,3-trifluoropropene, or 2-chloro-1,1,1,2-tetrafluoropropane, which may be useful in processes to produce 2,3,3,3-tetrafluoropropene.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: June 23, 2020
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventor: Mario Joseph Nappa
  • Patent number: 10683249
    Abstract: The present invention is a solvent composition including: a solvent including 1-chloro-2,3,3-trifluoro-1-propene; and at least one type of stabilizer selected from a group consisting of phenols, ethers, epoxides, amines, alcohols, and hydrocarbons, and is a solvent composition which is excellent in solubility of various organic substances and has no adverse effect on a global environment, and is excellent in stability, and this solvent composition can be used for a wide range of industrial uses such as cleaning, coating uses, and a heat transfer fluid.
    Type: Grant
    Filed: July 13, 2018
    Date of Patent: June 16, 2020
    Assignee: AGC Inc.
    Inventors: Hiroaki Mitsuoka, Toshio Miki, Masahiko Nakamura, Mari Ichinokawa, Hidekazu Okamoto, Atsushi Fujimori
  • Patent number: 10676656
    Abstract: Compositions comprising multi-fluorinated olefins and HFC-32 are disclosed. Such compositions are useful particularly for in stationary refrigeration and air conditioning equipment.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: June 9, 2020
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Ryan Hulse, Rajiv Ratna Singh, Justin Becker, Robert Gerard Richard, Rajat S. Basu, Hang T. Pham, Ian Shankland
  • Patent number: 10669464
    Abstract: The present invention provides a highly stable haloolefin-based composition that inhibits decomposition or oxidization. The haloolefin-based composition comprising (a) a haloolefin; (b) at least one compound selected from the group consisting of HFO-1234ze, HFC-254eb, HFO-1243zf, HFC-245eb, HFC-245fa, HFC-245cb, HFC-236ea, HFC-236fa, HFO-1225ye, 3,3,3-trifluoropropine, HFC-23, HFC-32, HFC-125, HFC-143a, HFC-134a, FC-1216, HCFO-1233xf, HCFO-1233zd, HCFO-1232xf, HCFO-1223xd, and chloromethane; and (c) water.
    Type: Grant
    Filed: February 29, 2016
    Date of Patent: June 2, 2020
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Kazuhiro Takahashi, Tatsumi Tsuchiya, Yasufu Yamada
  • Patent number: 10662934
    Abstract: An electric compressor is provided which has: in a sealed container, a compression mechanism to compress a refrigerant and an electric motor to drive the compression mechanism, wherein the refrigerant contains 20% by mass or more of hydrofluoroolefin, and a refrigerator oil stored in the sealed container contains; polyvinyl ether as a base oil; an alicyclic epoxy compound in an amount of 0.1% by mass or more and 2.0% by mass or less relative to the base oil; an aliphatic epoxy compound in an amount of 0.1% by mass or more and 2.0% by mass or less relative to the base oil; and tertiary phosphate in an amount of 0.1% by mass or more and 2.0% by mass or less relative to the base oil.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: May 26, 2020
    Assignee: Hitachi-Johnson Controls Air Conditioning, Inc.
    Inventors: Ryou Oota, Hiroyuki Akata, Yasutaka Yoshida, Koji Naito, Hideyuki Ueda
  • Patent number: 10597542
    Abstract: Method for applying an active component comprising providing a composition comprising: (a) at least one active component selected from a lubricating agent, an insecticidal agent, and an herbicidal agent; and (b) a carrier in an amount effective to solvate or emulsify said active component, said carrier comprising a monochlorotrifluoropropene; and removing the carrier from the composition.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: March 24, 2020
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Ryan Hulse, Diana Mercier, Kane Cook, Rajat S. Basu, Martin R. Paonessa
  • Patent number: 10563107
    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: January 2, 2018
    Date of Patent: February 18, 2020
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventors: Mario Joseph Nappa, Barbara Haviland Minor, Allen Capron Sievert
  • Patent number: 10550302
    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 29, 2017
    Date of Patent: February 4, 2020
    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
  • Patent number: 10533120
    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: Grant
    Filed: December 12, 2017
    Date of Patent: January 14, 2020
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventors: Barbara Haviland Minor, Velliyur Nott Mallikarjuna Rao
  • Patent number: 10505178
    Abstract: The present invention relates to the extraction of lithium from liquid resources such as natural and synthetic brines, leachate solutions from clays and minerals, and recycled products.
    Type: Grant
    Filed: May 10, 2019
    Date of Patent: December 10, 2019
    Assignee: LILAC SOLUTIONS, INC.
    Inventors: David Henry Snydacker, Alexander John Grant, Ryan Ali Zarkesh
  • Patent number: 10472551
    Abstract: A working fluid for heat cycle, a composition for a heat cycle system containing the working fluid, and a heat cycle system employing the composition are provided. The working fluid has a low global warming potential and can replace R410A. The working fluid contains trifluoroethylene and 2,3,3,3-tetrafluoropropene. The total proportion of trifluoroethylene and 2,3,3,3-tetrafluoropropene based on the entire amount of the working fluid is from 70 to 100 mass %. The proportion of trifluoroethylene based on the total amount of trifluoroethylene and 2,3,3,3-tetrafluoropropene is from 35 to 95 mass %.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: November 12, 2019
    Assignee: AGC Inc.
    Inventor: Masato Fukushima
  • Patent number: 10450488
    Abstract: A composition including 2,3,3,3-tetrafluoropropene and a lubricating oil including a polyalkylene glycol and a polyol ester, the polyol ester content in the lubricating oil being less than or equal to 25%. A method of lubricating a vapor compression circuit, the method including using a mixture including a polyalkylene glycol and a polyol ester as lubricating oil in the vapor compression circuit, in combination with a heat transfer fluid comprising 2,3,3,3-tetrafluoropropene, the content of polyol ester in the lubricating oil being less than or equal to 25%. Further, the use of said composition in methods for heating or cooling.
    Type: Grant
    Filed: January 9, 2013
    Date of Patent: October 22, 2019
    Assignee: ARKEMA FRANCE
    Inventor: Béatrice Boussand
  • Patent number: 10421846
    Abstract: The present invention aims to solve the above mentioned problems by providing a new azeotrope-like composition that can be used for a wide range of industrial purposes. The provision of an azeotrope-like composition including 93.0-99.0 weight percent Z-1,1,1,4,4,4-hexafluoro-2-buteine and 0.1-7 weight percent isopropanol.
    Type: Grant
    Filed: December 7, 2016
    Date of Patent: September 24, 2019
    Assignee: DUPONT-MITSUI FLUOROCHEMICALS CO., LTD
    Inventors: Hideaki Kikuchi, Takanori Matsumoto
  • Patent number: 10422548
    Abstract: An air-conditioning apparatus determines whether or not to permit an air-conditioning operation based on refrigerant amount information stored in an outdoor unit and installation height information stored in an indoor unit.
    Type: Grant
    Filed: December 15, 2014
    Date of Patent: September 24, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Masafumi Tomita, Yasuhiro Suzuki, Masahiro Takamura, Katsuyuki Amano
  • Patent number: 10414705
    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: January 31, 2017
    Date of Patent: September 17, 2019
    Assignee: HONEYWELL INTERNATIONAL INC.
    Inventors: Haiyou Wang, Hsueh Sung Tung, Rajiv R. Singh, Ian Shankland
  • Patent number: 10414706
    Abstract: There are provided a solvent composition which is excellent in solubility of various organic substances and excellent in detergency and a drying property, and has no adverse effect on a global environment and is excellent in stability; a cleaning method using the solvent composition; a method of forming a coating film; a heat transfer fluid including the solvent composition; and a heat cycle system using the heat transfer fluid. A solvent composition including 1-chloro-2,3,3-trifluoro-1-propene and 1-chloro-3,3-difluoro-1-propyne, a cleaning method of bringing the solvent composition and an article into contact with each other, a method of dissolving a nonvolatile organic compound in the solvent composition to produce a coating film-forming composition and evaporating the solvent composition after applying the coating film-forming composition on an article to be coated, to form a coating film, a heat transfer fluid including the solvent composition, and a heat cycle system using the heat transfer fluid.
    Type: Grant
    Filed: January 9, 2018
    Date of Patent: September 17, 2019
    Assignee: AGC Inc.
    Inventors: Masahiko Nakamura, Hiroaki Mitsuoka, Mari Ichinokawa, Atsushi Fujimori, Hidekazu Okamoto
  • Patent number: 10392580
    Abstract: A seed-oil based reactive diluent is synthesized via a two-step process wherein in the first step, unsaturated seed oils such as soybean oil first react with mono-hydroxy functional amines to form an intermediate mixture composed of mono-hydroxy functional seed oil based derivatives and in the second step, a core molecule having multiple hydroxyl-reactive groups reacts with the intermediate mixture prepared from the first step and a polyol cross-linker to form a reactive diluent with a star-branched shape.
    Type: Grant
    Filed: March 14, 2017
    Date of Patent: August 27, 2019
    Assignee: Rust-Oleum Corporation
    Inventors: Wumin Yu, Zhigang Chen
  • Patent number: 10385251
    Abstract: Disclosed herein are ionic liquid compounds, complexes and compositions suitable for use as refrigerants. Methods and systems for heating and/or cooling, including vapor compression heating or cooling systems, including such refrigerants are also disclosed. Preferred ionic liquids include those having anions selected from pyrrolide, pyrazolide, triazolide, imidazolide, benzimidazolide, and indolide, and cations selected from phosphonium, ammonium, pyrrolidinium, imidazolium, and pyridinium.
    Type: Grant
    Filed: September 30, 2014
    Date of Patent: August 20, 2019
    Assignee: UNIVERSITY OF NOTRE DAME DU LAC
    Inventors: William F. Schneider, Joan F. Brennecke, George Mozurkewich, Mark J. McCready, Edward J. Maginn, Brandon L. Ashfeld, Mark Stadtherr
  • Patent number: 10377936
    Abstract: A material comprises a foam base insulation material, a first phase change material, and a functional polymeric phase change material that dynamically absorbs and releases heat to adjust heat transfer at or within a temperature stabilizing range. The functional polymeric phase change material has at least one phase change temperature in the range between ?10° C. and 100° C. and a phase change enthalpy of at least 5 Joules per gram, the functional polymeric phase change material including a plurality of polymer chains that include a backbone chain and a plurality of side chains, wherein a portion of the plurality of side chains are mechanically entangled with the foam base insulation material.
    Type: Grant
    Filed: June 1, 2016
    Date of Patent: August 13, 2019
    Assignee: Outlast Technologies, LLC
    Inventors: Mark Hartmann, Greg Roda, Aharon Eyal
  • Patent number: 10377935
    Abstract: The use of an alcoholic compound to improve the miscibility of ammonia with 2,3,3,3-tetrafluoropropene, as well as to compositions of ammonia, 2,3,3,3-tetrafluoropropene and an alcoholic compound, and the use thereof, in particular in heat-transfer applications. A composition including 2,3,3,3-tetrafluoropropene, ammonia and an alcoholic compound having a melting point less than or equal to 0° C.
    Type: Grant
    Filed: June 4, 2018
    Date of Patent: August 13, 2019
    Assignee: ARKEMA FRANCE
    Inventors: Sophie Guerin, Wissam Rached
  • Patent number: 10323208
    Abstract: The present invention provides a refrigerating machine oil containing an ester base oil obtained from pentaerythritol and mixed fatty acids of a fatty acid having 8 carbon atoms and a fatty acid having 9 carbon atoms, wherein a ratio of a weight average molecular weight Mw to a number average molecular weight Mn, Mw/Mn, of the ester base oil is 1.06 to 1.20, and used with a mildly flammable hydrofluorocarbon refrigerant.
    Type: Grant
    Filed: October 22, 2015
    Date of Patent: June 18, 2019
    Assignee: JXTG Nippon Oil & Energy Corporation
    Inventors: Hitoshi Takahashi, Hiroko Shimpo, Souichirou Konno, Ken Sawada, Kentaro Yamaguchi
  • Patent number: 10316231
    Abstract: Binary compositions of 2,3,3,3-tetrafluoropropene and difluoromethane, as a heat transfer fluid in compression, low-temperature and average temperature refrigeration systems, with exchangers operating in counterflow mode or in split flow mode with counterflow tendency. Also, to a heat transfer method. The binary compositions can replace R-404A and R-407C (ternary mixture containing 52 wt. % of HFC-134a, 25 wt. % of pentafluoroethane and 23 wt. % of difluoromethane) in compression-type heat-transfer systems with exchangers operating in countercurrent mode or in crossed-current mode with countercurrent tendency.
    Type: Grant
    Filed: February 6, 2015
    Date of Patent: June 11, 2019
    Assignee: ARKEMA FRANCE
    Inventor: Wissam Rached
  • Patent number: 10316233
    Abstract: Refrigerant compositions are described, which can be used for example, in refrigeration, air conditioning, and/or heat pump systems which for example, can be incorporated into a heating, ventilation and air conditioning (HVAC) system or unit. The refrigerant composition includes an amount of a R125 refrigerant, an amount of a R32 refrigerant, and an amount of a R1234yf refrigerant, where the R32 refrigerant has higher flammability than the R125 refrigerant, and the R1234yf refrigerant has higher flammability than the R125 refrigerant.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: June 11, 2019
    Assignee: TRANE INTERNATIONAL INC.
    Inventors: Stephen A. Kujak, Kenneth J. Schultz
  • Patent number: 10294400
    Abstract: The present invention provides a mixed refrigerant having (1) a superior cooling COP compared to R410A, which is an existing alternative refrigerant to R22, and (2) an equal or superior refrigerating effect in comparison with R22, even under conditions of use in which the condensation temperature setting is high, such as at a high outside air temperature. The present invention pertains to a composition containing refrigerants, the refrigerant containing HFC-32, HFC-125, and HFC-134a, the mass ratio of the three components being, in a ternary composition diagram having the three components as respective apexes, in the range of a triangle having the following three points as apexes: point A (HFC32/HFC125/HFC134a=36/25/39 mass %); point B (HFC32/HFC125/HFC134a=36/31/33 mass %); and point C (HFC32/HFC125/HFC134a=43/34/23 mass %).
    Type: Grant
    Filed: December 5, 2014
    Date of Patent: May 21, 2019
    Assignee: DAIKIN INDUSTRIES, LTD.
    Inventors: Tatsumi Tsuchiya, Takashi Shibanuma, Yasufu Yamada, Hitomi Kuroki
  • Patent number: RE47862
    Abstract: Disclosed are compositions comprising HFC-245eb and at least one additional compound selected from the group consisting of HFO-1234ze, HFC-245fa, HFC-236cb, HFC-236ea, HFC-236fa, HFC-227ea, HFC-227ca, HFO-1225yc, HFO-1225zc, HFO-1225ye, methane, ethane, propane, HFC-23, HFC-143a, HFC-134, HFC-134a, FC-1216, HFO-1234yf, HFC-254eb, HFO-1243zf, and HFC-254fb. Compositions comprising HFC-245eb are useful in processes to make HFO-1234yf. Also disclosed are compositions comprising HFO-1234yf and at least one additional compound selected from the group consisting of HFO-1234ze, HFC-254eb, HFC-254fb, HFO-1243zf, HFCHFC-245eb, HFC-245fa, HFC-245cb, HFC-236cb, HFC-236ea, HFC-236fa, HFC-227ea, HFC-227ca, HFO-1225yc, HFO-1225zc, HFO-1225ye, methane, ethane, propane, HFC-23, HFC-134, HFC-134a, HFO-1132a and FC-1216. Compositions comprising HFO-1234yf are useful as heat transfer compositions for use in refrigeration, air-conditioning and heat pump systems.
    Type: Grant
    Filed: April 8, 2016
    Date of Patent: February 18, 2020
    Assignee: THE CHEMOURS COMPANY FC, LLC
    Inventors: Barry Asher Mahler, Mario Joseph Nappa, Jeffrey P Knapp