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7608574 |
Azeotropic or azeotropic-like compositions of 1,1,1-trifuoroethane and 1-chloro-2,2,2-trifluoroethane
Azeotropic or azeotropic-like compositions of 1,1,1-trifluoroethane (HFC-143a) and 1-chloro-2,2,2-trifluoroethane (R-133a).
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7605117 |
Methods of replacing refrigerant
Provided are azeotrope-like compositions comprising tetrafluoropropene and pentafluoropropene and uses thereof, including use in refrigerant compositions, blowing agent compositions, foamable...
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7597818 |
Azeotrope-like compositions of tetrafluoropropenes and bromofluoropropenes
Mixtures of tetrafluoropropenes with bromofluoropropenes provide compositions that have boiling points within an acceptable range, have good chemical stability, low GWP and are essentially...
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7588694 |
Low-melting point inorganic nitrate salt heat transfer fluid
A low-melting point, heat transfer fluid made of a mixture of four inorganic nitrate salts: 9-18 wt % NaNO 3 , 40-52 wt % KNO 3 , 13-21 wt % LiNO 3 , and 20-27 wt % Ca(NO 3 ) 2 . These compositions...
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7582224 |
Working fluids for an absorption cooling system
The invention provides a working fluid for an absorption cooling system of the type including a liquid absorbent that remains in the liquid phase throughout the operation cycle, and a refrigerant...
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7569170 |
Compositions comprising a fluoroolefin
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....
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7563384 |
Essentially non-flammable low global warming compositions
Mixtures of heptafluorobutene with tetrafluoropropenes provide compositions that have boiling points within an acceptable range, have good chemical stability, low GWP and are preferably essentially...
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7544306 |
Azeotropic fumigant compositions of methyl iodide
Azeotropic and azeotrope-like compositions of methyl iodide and at least one fluorocarbon or hydrofluorocarbon such as 1,1,1,3,3-pentafluoropropane (HFC-245fa). The compositions are present as a...
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7540973 |
Azeotrope-like mixtures comprising heptafluorocyclopentane
Disclosed is an azeotrope-like composition comprising: from about 2% by weight to about 50% by weight of a hydrofluorocarbon selected from the group consisting of...
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7534366 |
Compositions containing fluorine substituted olefins
The use of pentafluoropropene (HFO-1225) and tetrafluoropropene (HFO-1234) in refrigeration equipment is disclosed. These materials are generally useful as refrigerants for heating and cooling, as...
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7504043 |
Hydrofluorocarbon-based composition and use thereof
The invention relates to a hydrofluorocarbon (HFC)-based composition, to the use thereof in refrigeration and/or air conditioning and to a heat-transfer system containing same.
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7501196 |
Coolant and cooling system
A coolant comprising a nonaqueous base. A phase change material may be dispersed or a highly heat conductive material may be dispersed or dissolved in the nonaqueous base. A nonaqueous coolant for...
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7501074 |
Haloketone refrigerant compositions and uses thereof
Disclosed herein are haloketone refrigerant or heat transfer fluid compositions that are useful in refrigeration or air conditioning apparatus or as heat transfer fluids. The compositions of the...
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7498296 |
Azeotropic compositions comprising fluorinated compounds for cleaning applications
The present invention relates to compositions comprising fluorinated olefins or fluorinated ketones, and at least one alcohol, halocarbon, hydrofluorocarbon, or fluoroether. In one embodiment,...
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7494603 |
Azeotropic compositions comprising fluorinated compounds for cleaning applications
The present invention relates to compositions comprising fluorinated olefins or fluorinated ketones, and at least one alcohol, halocarbon, hydrofluorocarbon, or fluoroether and combinations...
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7481375 |
Apparatuses and methods for controlling the temperature of a process fluid
The present invention provides apparatuses and methods for controlling the temperature of a process fluid. An exemplary apparatus in accordance with the present invention comprises a process fluid...
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7479239 |
1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone compositions comprising a hydrofluorocarbon and uses thereof
Disclosed herein are refrigerant and heat transfer fluid compositions comprising 1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone
and at least one hydrofluorocarbon for use in...
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7479238 |
Azeotrope-like composition of 1,1,1-trifluoro-3-chloropropene and methyl formate
Provided are azeotrope-like compositions comprising 1,1,1-trifluoro-3-chloropropene and methyl formate and uses thereof, including use in refrigerant compositions, refrigeration systems, blowing...
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7476331 |
Compositions comprising 1,1,1,2,2,3,4,5,5,6,6,7,7,7-tetradecafluoroheptane and uses thereof
The present invention relates to compositions comprising HFC-63-14mcee. The compositions may be azeotropic or azeotrope-like and are useful in cleaning applications, as a defluxing agent, for...
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7473716 |
Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and hydrocarbons
Azeotrope-like compositions of 1,1,1,3,3-pentafluoropropane and at least one hydrocarbon selected from the group n-pentane, iso-pentane, cyclopentane, n-hexane and iso-hexane are provided. The...
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7468142 |
Solvent compositions
Composition comprising at least one hydrofluoroalkane and at least one fluoropolyether.
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7459101 |
Environmentally friendly alternative refrigerant for HCFC-22
The present invention discloses ternary mixtures of fluoroethane (HFC-161), pentafluoroethane (HFC-125) and difluoromethane (HFC-32) used as environmentally friendly alternative refrigerants to...
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7452617 |
Fuel cell dielectric coolant and evaporative cooling process using same
The present invention is directed to a fuel cell dielectric coolant and evaporative cooling process using same. The coolant comprises an emulsion that defines a polar internal phase and a...
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7442321 |
Azeotrope-like composition of 1,1,1-trifluoro-3-chloropropene and trans-1,2-dichloroethylene
Provided are azeotrope-like compositions comprising 1,1,1-trifluoro-3-chloropropene (HCFO-1233zd) and trans-1,2-dichloroethylene (TDCE) and uses thereof, including use in refrigerant compositions,...
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7438826 |
Azeotrope-like composition of 1,1,1-trifluoro-3-chloropropene and methyl acetate
Provided are azeotrope-like compositions comprising 1,1,1-trifluoro-3-chloropropene (HCFO-1233zd) and methyl acetate and uses thereof, including use in refrigerant compositions, refrigeration...
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7438825 |
Azeotrope-like composition of 1,1,1-trifluoro-3-chloropropene and dimethoxymethane
Provided are azeotrope-like compositions comprising 1,1,1-trifluoro-3-chloropropene (HCFO-1233zd) and dimethoxymethane and uses thereof, including use in refrigerant compositions, refrigeration...
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7422699 |
1,1,1,3,3-pentafluorobutane refrigerant or heat transfer fluid compositions comprising hydrofluorocarbon and uses thereof
Disclosed herein are 1,1,1,3,3-pentafluorobutane refrigerant or heat transfer fluid compositions further comprising hydrofluorocarbon, N-(difluoromethyl)-N,N-dimethylamine,...
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7422698 |
1-ethoxy-1, 1,2,2,3,3,4,4,4-nonafluorobutane refrigerant compositions comprising functionalized organic compounds and uses thereof
The present invention relates to compositions for use in refrigeration and air-conditioning systems comprising 1-ethoxy-1,1,2,2,3,3,4,4,4-nonafluorobutane and at least one chlorocarbon, alcohol,...
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7413675 |
Hydrocarbon refrigerant compositions and uses thereof
The present invention relates to compositions for use in refrigeration and air-conditioning systems comprising at least one hydrocarbon, and which are also useful in systems employing a centrifugal...
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7413674 |
Azeotrope-like trifluoroiodomethane compositions
Provided are azeotrope-like compositions comprising difluoroethane and trifluoroiodomethane, azeotrope-like compositions comprising difluoroethane, tetrafluoropropene and trifluoroiodomethane, and...
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7407600 |
Heat-transfer systems
An improved system for transferring heat, utilizing diols, specifically 1,3-propanediol (PDO). The system reduces the energy consumption, maintenance costs, corrosion, toxicity, and the risk of...
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7396485 |
Azeotrope-like compositions of difluoromethane
The invention relates to azeotropic and azeotrope-like mixtures of HFC-32, HCl, and Cl 2 , and processes for separating the azeotrope-like mixtures of HFC-32 and HCL and HFC-32, HCL and Cl 2 .
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7385089 |
Fluorochemical ketone compounds and processes for their use
A fluorochemical ketone compound consists of two terminal, branched, independently fluoroalkylcarbonyl or perfluoroalkylcarbonyl groups and an intervening linear perfluoropolyether segment, each of...
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7384572 |
Azeotrope-like compositions containing fluoroethane
The present invention relates to the discovery of compositions which include fluoroethane, 2-fluoropropane or tert-butylfluoride. These compositions are useful as pure components or with at least...
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7354529 |
1,1,1,2,2,3,3,4,4-nonafluro-4-methoxybutane refrigerant compositions comprising hydrofluorocarbon, and uses thereof
Disclosed herein are refrigerant or heat transfer fluid compositions further comprising fluoroether, 1,1,1,2,2,3,3,4,4-nonafluoro-4-methoxybutane, and hydrofluorocarbon, which are useful in...
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7351352 |
1,1,1,2,2,3,3,4,4-Nonafluoro-4-methoxybutane refrigerant compositions comprising a fluoroether and uses thereof
Disclosed herein are 1,1,1,2,2,3,3,4,4-nonafluoro-4-methoxybutane refrigerant or heat transfer fluid compositions further comprising and a fluoroether compound, which are useful in refrigeration or...
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7351351 |
1,1,1,2,2,3,3,4,4-Nonafluoro-4-methoxybutane refrigerant compositions comprising functionalized organic compounds and uses thereof
The present invention relates to compositions for use in refrigeration and air-conditioning systems comprising 1,1,1,2,2,3,3,4,4-nonafluoro-4-methoxybutane and at least one chlorocarbon, alcohol,...
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7338616 |
1,1,1,2,2,4,5,5,5-Nonafluoro-4-(trifluoromethyl)-3-pentanone refrigerant compositions comprising a hydrocarbon and uses thereof
Disclosed herein are refrigerant and heat transfer fluid compositions comprising 1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)-3-pentanone
and at least one hydrocarbon. These compositions are...
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7332102 |
Refrigerant with lubricating oil
An apparatus and method wherein potential ozone layer-damaging dichlorodifluoromethane (Refrigerant R-12) is substituted with a mix of less environmentally damaging refrigerants...
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7326362 |
Blowing agent, premix and process for preparing rigid polyurethane foam or polyisocyanurate foam
In the present invention, a rigid polyurethane foam or polyisocyanurate foam is prepared by mixing an isocyanate with a premix of a polyol, a blowing agent, a reaction catalyst, a foam stabilizer...
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7309459 |
Azeotropic compositions of cyclopentane
This invention relates to compositions of cyclopentane, and a compound selected from the group consisting of hydrofluorocarbons, hydrofluoroethers, or fluorinated sulfur compounds. Specifically...
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7288211 |
Hydrofluorocarbon blown foam and method for preparation thereof
The invention relates to the addition of α-methyl styrene, isobutanol and/or isopropanol to reduce vapor pressure, improve k-factor, enhance the solubility of the blowing agent in the premix...
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7276471 |
Azeotrope-like compositions of pentafluoropropane, methanol and dichloroethylene
Provided are azeotrope-like compositions comprising pentafluoropropane, methanol, and dichloroethylene, and uses thereof, including use in aerosols, refrigerant compositions, refrigeration systems,...
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7276177 |
Hydrofluorocarbon refrigerant compositions and uses thereof
Disclosed herein are hydrofluorocarbon refrigerant or heat transfer fluid compositions that are useful in refrigerain or air conditioning apparatus or as heat transfer fluids. The compositions of...
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7276176 |
Refrigerant compositions
Refrigerant composition is disclosed which comprises:
(a) pentafluoroethane, trifluoromethoxydifluoromethane or hexafluorocyclopropane, or a mixture of two or more thereof, in an amount of...
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7270766 |
Feed water composition for boilers
“Disclosed is a feed water composition for boilers whose main ingredient is a purified ethylene glycol aqueous solution that is a mixture of purified ethylene glycol and pure water in a weight...
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7270717 |
Compositions and methods for cleaning contaminated articles
Disclosed are compositions and methods for cleaning contaminated articles based on the provision of a zeotropic composition comprising (a) at least one flammable solvent having a boiling point at a...
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7264745 |
Heat transfer and refrigerant compositions comprising 3,3,4,4,5,5,6,6,6-nonafluoro-1-hexene and a hydrofluorocarbon
The present invention relates to Disclosed herein are 3,3,4,4,5,5,6,6,6-nonafluoro-1-hexene compositions for use in refrigeration and air conditioning systems, particularly in centrifugal...
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7258813 |
Refrigerant composition
Refrigerant compositions are provided which include:
(a) pentafluoroethane or trifluoromethoxydifluoromethane or hexafluorocyclopropane or mixtures thereof, in an amount from about 60 to...
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7252779 |
Transesterification composition of fatty acid esters, and uses thereof
This invention is a composition that includes a transesterified fatty acid ester resulting from the reaction of a fatty acid ester, in the presence of an acid, with a hydroxyl-containing compound....
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