Compositions comprising fluoroolefins and uses thereof
View Patent ↗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.
1. A refrigerant or heat transfer fluid composition comprising 1,3,4,4,4-pentafluoro-3-(trifluoromethyl)-1-butene and a lubricant.
2. The composition of claim 1 , further comprising a flammable refrigerant.
3. The composition of claim 2 , wherein the flammable refrigerant is selected from the group consisting of hydrofluorocarbons, fluoroethers, hydrocarbon ethers, hydrocarbons, ammonia and combinations thereof.
4. The composition of claim 3 , wherein the flammable refrigerant is selected from the group consisting of difluoromethane (HFC-32); fluoromethane (HFC-41); 1,1,1-trifluoroethane (HFC-143a); 1,1,2-trifluoroethane (HFC-143); 1,1-difluoroethane (HFC-152a); fluoroethane (HFC-161); 1,1,1-trifluoropropane (HFC-263fb); 1,1, 1,3,3-pentafluorobutane (HFC-365mfc); 1,2,3,3-tetrafluoro-1-propene (HFC-1234ye); 1,3,3,3-tetrafluoro-1-propene (HFC-1234ze); 2,3,3,3-tetrafluoro-1-propene (HFC-1234yf); 1,1,2,3-tetrafluoro-1-propene (HFC-1234yc); 1,1,3,3-tetrafluoro-1-propene (HFC-1234zc); 2,3,3-trifluoro-1-propene (HFC-1243yf); 3,3,3-trifluoro-1-propene (HFC-1243zf); 1,1,2-trifluoro-1-propene (HFC-1243yc); 1,1,3-trifluoro-1-propene (HFC-1243zc); 1,2,3-trifluoro-1-propene (HFC-1243ye); and 1,3,3-trifluoro-1-propene (HFC-1243ze) C 4 F 9 OC 2 H 5 ; propane; propylene; cyclopropane; n-butane; isobutane; n-pentane; 2-methylbutane; 2,2-dimethylpropane; cyclopentane, cyclobutane; 2,2-dimethylbutane; 2,3-dimethylbutane; 2,3-dimethylpentane; 2-methylhexane; 3-methylhexane; 2-methylpentane; 3-ethylpentane; 3-methylpentane; cyclohexane; n-heptane; methylcyclopentane; n-hexane; dimethylether; methyl t-butyl ether; ammonia, and combinations thereof.
5. The composition of claim 1 , wherein said lubricant is selected from the group consisting of mineral oils, paraffins, naphthenes, synthetic paraffins, alkylbenzenes, polyalpha-olefins, polyalkylene glycols, polyvinyl ethers, polyol esters and mixtures thereof.
6. A process for cooling comprising condensing the composition of claim 1 and thereafter evaporating said composition in the vicinity of a body to be cooled.
7. A process for heating comprising evaporating the composition of claim 1 and thereafter condensing said composition in the vicinity of a body to be heated.
8. A method for producing heating or cooling in a refrigeration, air-conditioning, or heat pump apparatus, said method comprising introducing the refrigerant or heat transfer fluid composition of claim 1 into said apparatus having (a) a centrifugal compressor; (b) a multi-stage centrifugal compressor; or (c) a single slap/single pass heat exchanger.
9. A method for replacing the use of a high global warming potential refrigerant, said method comprising providing the composition of claim 1 in refrigeration air-conditioning, or heat pump apparatus in place of or in combination with the high global warming potential refrigerant in said apparatus.
10. A method for replacing an original refrigerant or heat transfer fluid composition with a second refrigerant or heat transfer fluid composition comprising providing a composition of claim 1 as the second refrigerant or heat transfer fluid composition.
11. The method of claim 10 wherein:
the original refrigerant comprises fluorotrichloromethane (R11) or 2,2-dichloro-1,1,1-trifluoroethane (R123) and the second refrigerant comprises 1,3,4,4,4-pentafluoro-3-(trifluoromethyl)-1-butene.
12. A method of using the composition of claim 1 as a heat transfer fluid composition, said method comprising transporting said composition from a heat source to a heat sink.
13. A refrigeration, air-conditioning or heat pump apparatus containing a composition of claim 1 .
14. The apparatus of claim 13 comprising a mobile refrigeration or air-conditioning apparatus.
15. The apparatus of claim 13 comprising a stationary refrigeration, air-conditioning or heat pump apparatus.
16. The apparatus of claim 13 comprising a chiller.
17. The apparatus of claim 13 comprising a heat pump.