Light fixture

Edge lit mirror

A mirror assembly includes a frame, a mirror platform, a light emitting element, a light guide, an interior reflective surface, and a back plate. The mirror platform includes a central reflective portion and a translucent portion. The light emitting element is retained within the frame and driven by a driver. The light guide plate is disposed adjacent the light emitting element and includes two opposed major surfaces that propagate light along the light guide plate. The interior reflective surface is disposed adjacent a rear major surface of the light guide plate. The back plate is affixed to the frame, securing the mirror platform, the light emitting element, the driver, the light guide, and the interior reflective surface therebetween.

Light fixture

Chest with access doors

A chest, which can comprise a refrigerated chest such as a freezer for example, includes an opening at the top of the chest through which access can be had to a chest interior. The opening is arranged substantially horizontally when the chest is maintained in its normal operational state. One or more doors mounted to the chest at the opening at the top of the chest are selectively movable between a position closing off the entire opening at the top of the chest and a position opening up the opening, including a horizontal position, thereby providing access to the refrigerated chest interior through the opening. The one or more doors can comprise two equal-sized doors. A respective door support can be provided outside the chest interior for each of the one or more doors at which a door of the one or more doors is supported in a horizontal position.

CHEST WITH ACCESS DOORS

A chest, which can comprise a refrigerated chest such as a freezer for example, includes an opening at the top of the chest through which access can be had to a chest interior. The opening is arranged substantially horizontally when the chest is maintained in its normal operational state. One or more doors mounted to the chest at the opening at the top of the chest are selectively movable between a position closing off the entire opening at the top of the chest and a position opening up the opening, including a horizontal position, thereby providing access to the refrigerated chest interior through the opening. The one or more doors can comprise two equal-sized doors. A respective door support can be provided outside the chest interior for each of the one or more doors at which a door of the one or more doors is supported in a horizontal position. 1. A refrigerated chest including:a refrigerated chest interior;an opening at the top of the refrigerated chest providing access to the refrigerated chest interior, the opening being arranged substantially horizontally when the refrigerated chest is maintained in its normal operational state; anda pair of equal-sized doors arranged at the opening at the top of the refrigerated chest, the equal-sized doors being selectively movable between a position closing off equal portions of the opening at the top of the refrigerated chest and a position opening up the equal portions of the opening at the top of the refrigerated chest.2. The refrigerated chest of wherein the pair of equal-sized doors are pivotally movable between selectively closing off and opening up equal portions of the opening at the top of the refrigerated chest.3. The refrigerated chest of wherein:the opening at the top of the refrigerated chest includes an opening first end and an opening second end arranged opposite the opening first end;the pair of equal-sized doors comprise a first door, including a first door first side and a first door second side arranged ...

Storage assemblies for discrete storage units

A storage assembly supports and stores storage units at a storage facility such as a refrigerated compartment interior. The storage assembly can include (1) support bars that extend between each support bar's first end and second end and are mounted within the storage facility and (2) storage unit carriers that are supported at the support bars, with the storage unit carriers including a holding structure configured to selectively hold and release a storage unit. Either the support bars can be mounted within the storage facility for selective positioning within the storage facility at a plurality of locations laterally of the direction in which the support bars extend, or the storage unit carriers can be supported at the support bars for selective positioning at a plurality of locations along the support bars between each support bar's first end and second end. Alternatively, both arrangements can be implemented.

Light fixture

EDGE LIT MIRROR

A mirror assembly includes a frame, a mirror platform, a light emitting element, a light guide, an interior reflective surface, and a back plate. The mirror platform includes a central reflective portion and a translucent portion. The light emitting element is retained within the frame and driven by a driver. The light guide plate is disposed adjacent the light emitting element and includes two opposed major surfaces that propagate light along the light guide plate. The interior reflective surface is disposed adjacent a rear major surface of the light guide plate. The back plate is affixed to the frame, securing the mirror platform, the light emitting element, the driver, the light guide, and the interior reflective surface therebetween.

Light fixture

Light fixture

Light fixture

COMPOSITIONS COMPRISING 1,2-DICHLORO-1,2-DIFLUOROETHYLENE FOR USE IN FIRE SUPPRESSION APPLICATIONS

The present application provides compositions comprising 1,2-dichloro-1,2 -difluoroethylene (i.e., CFO-1112) and an additional component. The present application further provides use of the compositions provided herein in fire suppression applications (e.g., total flooding and/or streaming fire suppression applications). 219-. (canceled)21. A method of extinguishing or suppressing a fire , comprising: i) 1,2-dichloro-1,2-difluoroethylene; and', 'ii) a compound selected from R-1336mzzZ, R-1336mzzE, R-1233xfB, R-1438mzzE, R-1438mzzZ, R-1224ydZ, R-1224ydE, R-1336yf, R-125, R-227ea, R-236fa, R-1225yeE, R-1225yeZ, 1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)pentan-3-one, water, carbon dioxide, nitrogen, and argon;, '(a) providing a composition comprising(b) disposing the composition in a pressurized discharge system; and(c) discharging the composition into an area to extinguish or suppress the fire in that area.22. The method of claim 21 , wherein the method is a total flooding method.23. The method of claim 21 , wherein the method is a streaming method.24. The method of claim 21 , wherein the area is an enclosed area.25. The method of claim 24 , wherein after the discharging of step (c) claim 24 , the atmosphere within the enclosed area will not sustain or initiate combustion.26. A method of inerting an area to reduce or prevent occurrence of a fire claim 24 , explosion claim 24 , or combination thereof claim 24 , in the area claim 24 , the method comprising: i) 1,2-dichloro-1,2-difluoroethylene; and', 'ii) a compound selected from R-1336mzzZ, R-1336mzzE, R-1233xfB, R-1438mzzE, R-1438mzzZ, R-1224ydZ, R-1224ydE, R-1336yf, R-125, R-227ea, R-236fa, R-1225yeE, R-1225yeZ, 1,1,1,2,2,4,5,5,5-nonafluoro-4-(trifluoromethyl)pentan-3-one, water, carbon dioxide, nitrogen, and argon;, '(a) providing a composition comprising(b) disposing the composition in a pressurized discharge system; and(c) discharging the composition into the area to reduce or prevent the fire, explosion, or ...

COMPOSITIONS COMPRISING 1,2-DICHLORO-1,2-DIFLUOROETHYLENE FOR USE IN FOAM BLOWING APPLICATIONS

This invention relates to compositions comprising 1,2-dichloro-1,2-difluoroethylene (i.e., CFO-1112) and an additional component. The compositions described herein may be useful, for example, in foam blowing applications. 1. A process for preparing a thermoplastic polymer foam , the process comprising: i) 1,2-dichloro-1,2-difluoroethylene, and', 'ii) one or more compounds selected from 2-chloropropane, trans-1,2-dichloroethylene, n-propane, cyclopropane, n-butane, cyclobutane, iso-butane, n-pentane, cyclopentane, iso-pentane, neo-pentane, carbon dioxide, nitrogen, argon, water, methanol, ethanol, n-propanol, iso-propanol, dimethyl ether, ethyl methyl ether, diethyl ether, dimethoxymethane, methyl acetate, ethyl acetate, methyl formate, ethyl formate, ethylene oxide, propylene oxide, fluorinated epoxides, HFC-32, HFC-134a, HFC-134, HFC-152a, HFC-227ca, HFC-227ea, HFC-236ea, HFC-245ca, HFC-245eb, HFC-245cb, HFC-245ea, HFC-245fa, HFC-365mfc, HFC-43-10mee HFO-1234ye-E, HFO-1234ye-Z, HFO-1234yf, HFO-1234ze-E, HFO-1234ze-Z, HFO-1243zf, HFO-1336mzz-E, HFO-1336mzz-Z, HFO-1336yf, HFO-1336ze-E, HFO-1336ze-Z, HFO-1345mzz-E, HFO-1429mzy, HFO-1438ezy-E, HFO-1438ezy-Z, HFO-1438mzz-E, HFO-1438mzz-Z, HFO-153-10mzzy, HCFO-1224yd-E, HCFO-1224yd-Z, HCFO-1233xf, HCFO-1233zd-E, and HCFO-1233zd-Z, and, '(a) providing a foamable composition comprising a thermoplastic polymer and a blowing agent, wherein the blowing agent comprises'}(b) expanding the foamable composition to produce the thermoplastic polymer foam.210-. (canceled)11. The process of claim 1 , wherein the thermoplastic polymer is selected from the group consisting of a polystyrene homopolymer claim 1 , a polystyrene copolymer claim 1 , styrene-acrylonitrile copolymer claim 1 , and blends thereof.12. The process of claim 1 , wherein the process is performed at a pressure just before foaming of from about 100 psi to about 5000 psi.13. The process of claim 1 , further comprising extruding the foamable composition containing the ...

Compositions comprising 1,2-dichloro-1,2-difluoroethylene for use in cleaning and solvent applications

The present application provides compositions comprising 1,2-dichloro-1,2-difluoroethylene (i.e., CFO-1112) and, optionally, an additional component. The present application further provides use of the compositions provided herein in cleaning, solvent, carrier fluid, and deposition applications.

Dimensionally adjustable luminaire housing

A luminaire includes a wall assembly, a support, and a door. The wall assembly has a first side wall, a second side wall, a first end wall connected to the first and second side walls, and a second end wall connected to the first and second side walls. The support is connected to the wall assembly. The door includes a lens and is connected to the wall assembly. The door is moveable between an open position and a closed position. The side walls and end walls can be formed with various lengths and selectively connected together to form different sized wall assemblies.

AZEOTROPIC COMPOSITIONS OF HFO-1234YF AND HYDROCARBONS

Refrigerant compositions including 2,3,3,3-tetrafluoropropene (HFO-1234yf) and at least one of ethane (R-170) or propane (R-290) which exhibit near-azeotropic or azeotrope-like behavior. The refrigerant compositions exhibit a low global warming potential (GWP) and are non-ozone depleting. The refrigerant compositions are useful as a heating or cooling fluids in a variety of heating or cooling systems including heat pumps and other heating and cooling loops, in, for example, the automotive industry. 1. A refrigerant composition comprising:2,3,3,3-tetrafluoropropene (HFO-1234yf) and at least one of ethane (R-170) or propane (R-290);wherein the composition is near-azeotropic.2. The composition of :wherein the composition is azeotrope-like.3. The composition of :wherein the 2,3,3,3-tetrafluoropropene (HFO-1234yf) concentration is greater than or equal to the 2,3,3,3-tetrafluoropropene (HFO-1234yf) concentration of a propane NAL1; andwherein the 2,3,3,3-tetrafluoropropene (HFO-1234yf) concentration is less than or equal to the 2,3,3,3-tetrafluoropropene (HFO-1234yf) concentration of a propane NAH1.4. The composition of :wherein the 2,3,3,3-tetrafluoropropene (HFO-1234yf) concentration is greater than or equal to the 2,3,3,3-tetrafluoropropene (HFO-1234yf) concentration of a propane ALL1; andwherein the 2,3,3,3-tetrafluoropropene (HFO-1234yf) concentration is less than or equal to the 2,3,3,3-tetrafluoropropene (HFO-1234yf) concentration of a propane ALH1.5. The composition of claim 1 , comprising 2 claim 1 ,3 claim 1 ,3 claim 1 ,3-tetrafluoropropene (HFO-1234yf) and propane (R-290) claim 1 , wherein the propane (R-290) is present in an amount up to 22 weight percent based on the total refrigerant composition.6. The composition of claim 5 , comprising 2 claim 5 ,3 claim 5 ,3 claim 5 ,3-tetrafluoropropene (HFO-1234yf) and propane (R-290) claim 5 , wherein the propane (R-290) is from 1 to 20 weight percent based on the total refrigerant composition.7. The composition of ...

AZEOTROPIC AND AZEOTROPE-LIKE COMPOSITIONS COMPRISING (E)-1,1,1,4,4,4-HEXAFLUOROBUT-2-ENE

The present invention provides azeotropic and azeotrope-like compositions comprising E-1,1,1,4,4,4-hexafluorobut-2-ene with either ethanol or isopropanol that may be useful, for example, in heat transfer applications. Methods of using the compositions in refrigeration and heat transfer applications are also provided. 1. A composition , comprising:i) (E)-1,1,1,4,4,4-hexafluoro-2-butene; andii) a compound selected from ethanol and isopropanol;wherein the ethanol or isopropanol is present in the composition in an amount effective to form an azeotrope or azeotrope-like composition with the (E)-1,1,1,4,4,4-hexafluoro-2-butene.2. The composition of claim 1 , wherein the composition comprises (E)-1 claim 1 ,1 claim 1 ,1 claim 1 ,4 claim 1 ,4 claim 1 ,4-hexafluoro-2-butene and ethanol.3. The composition of claim 2 , wherein the composition is an azeotropic composition.4. The composition of claim 3 , wherein the composition comprises about 79 to about 97 mole percent (E)-1 claim 3 ,1 claim 3 ,1 claim 3 ,4 claim 3 ,4 claim 3 ,4-hexafluoro-2-butene and about 21 to about 3 mole percent ethanol at a temperature of about 60° C. to about 131° C. and a pressure of about 88 psia to about 441 psia.5. The composition of claim 3 , wherein the composition comprises about 82 to about 97 mole percent (E)-1 claim 3 ,1 claim 3 ,1 claim 3 ,4 claim 3 ,4 claim 3 ,4-hexafluoro-2-butene and about 18 to about 3 mole percent ethanol at a temperature of about 60° C. to about 120° C. and a pressure of about 83 psia to about 365 psia.6. The composition of claim 3 , wherein the composition comprises about 82 to about 97 mole percent (E)-1 claim 3 ,1 claim 3 ,1 claim 3 ,4 claim 3 ,4 claim 3 ,4-hexafluoro-2-butene and about 18 to about 3 mole percent ethanol at a temperature of about 60° C. to about 120° C. and a pressure of about 83 psia to about 365 psia.7. The composition of claim 2 , wherein the composition is an azeotrope-like composition.8. The composition of claim 7 , wherein the composition ...

Quaternary azeotrope and azeotrope-like compositions for solvent and cleaning applications

The present application provides quaternary azeotrope or azeotrope-like compositions comprising trans-dichloroethylene and three or more additional components. Methods of using the compositions provided herein in cleaning, defluxing, deposition, and carrier fluid applications are also provided.

LIGHT FIXTURE

A light fixture includes a housing, a light-emitting element, and a lens extending over the light-emitting element. The housing includes a support surface, and the light-emitting element is coupled to the support surface. The lens includes a refractor portion having an inner surface and an outer surface. The inner surface is positioned proximate the light-emitting element. The inner surface is oriented at an angle such that the light generated by the light-emitting element exhibits total internal reflection within the lens until the light reaches the outer surface.

USE OF PERFLUOROHEPTENES IN POWER CYCLE SYSTEMS

A process is provided for converting heat energy from a heat source to mechanical work or electricity by utilizing a working fluid comprising perfluoroheptene. The process comprises heating a working fluid using heat supplied from the heat source; and expanding the heated working fluid to generate mechanical work. Also provided is an organic Rankine power cycle system utilizing a working fluid comprising perfluoroheptene. Further provided is a method of replacing the working fluid of an Organic Rankine Power Cycle System designed and configured to utilize a working fluid comprising HFC-245fa with a working fluid comprising of a perfluoroheptene. 1. A process for converting heat into mechanical work in a sub-critical Organic Rankine cycle comprising the steps of:(a) compressing a liquid working fluid to a pressure below its critical pressure;(b) heating compressed liquid working fluid from step (a) using heat supplied by the heat source to form vapor working fluid;(c) expanding heated working fluid from step (b) to generate mechanical work and lowering the pressure of the working fluid;(d) cooling expanded working fluid from step (c) to form a cooled liquid working fluid; and(e) cycling cooled liquid working fluid from steps (d) to (a) to repeat the cycle;wherein said working fluid consists of a perfluoroheptene selected from the group consisting of 2-perfluoroheptene, 3-perfluoroheptene, and a combination thereof.2. (canceled)3. The process of claim 1 , wherein said perfluoroheptene consists of 2-perfluoroheptene.4. The process of claim 1 , wherein said perfluoroheptene consists of 3-perfluoroheptene.5. The process of claim 1 , wherein said perfluoroheptene consists of a mixture of 2-perfluoroheptene and 3-perfluoroheptene.67.-. (canceled)8. The process of claim 1 , wherein the mechanical work is transmitted to an electrical generator to produce electrical power.915.-. (canceled)16. The process of claim 1 , wherein said perfluoroheptene consists of a mixture of 20% ...

USE OF PERFLUOROHEPTENES IN POWER CYCLE SYSTEMS

A process is provided for converting heat energy from a heat source to mechanical work or electricity by utilizing a working fluid comprising perfluoroheptene. The process comprises heating a working fluid using heat supplied from the heat source; and expanding the heated working fluid to generate mechanical work. Also provided is an organic Rankine power cycle system utilizing a working fluid comprising perfluoroheptene. Further provided is a method of replacing the working fluid of an Organic Rankine Power Cycle System designed and configured to utilize a working fluid comprising HFC-245fa with a working fluid comprising of a perfluoroheptene. 1. A process for converting heat into mechanical work in a power cycle comprising the steps of:heating a working fluid with a heat source to a temperature sufficient to pressurize the working fluid; andcausing the pressurized working fluid to perform mechanical work;wherein said working fluid comprises a perfluoroheptene.2. The process of claim 1 , wherein said perfluoroheptene is selected from the group consisting of 2-perfluoroheptene claim 1 , 3-perfluoroheptene claim 1 , and a combination thereof.3. The process of claim 1 , wherein said perfluoroheptene consists of 2-perfluoroheptene.4. The process of claim 1 , wherein said perfluoroheptene consists of 3-perfluoroheptene.5. The process of claim 1 , wherein said perfluoroheptene consists of a mixture of 2-perfluoroheptene and 3-perfluoroheptene.6. The process of claim 1 , wherein said step of heating the working fluid with a heat source further comprises heating the working fluid to a temperature sufficient to vaporize the working fluid and form a pressurized vapor of the working fluid.7. The process of claim 6 , further comprises expanding said pressurized vapor of the working fluid through an expansion device to perform the mechanical work.8. The process of claim 7 , wherein the mechanical work is transmitted to an electrical generator to produce electrical power.9. The ...

Compositions comprising 1,2-dichloro-1,2-difluoroethylene for use in cleaning and solvent applications

The present application provides compositions comprising 1,2-dichloro-1,2-difluoroethylene (i.e., CFO-1112) and, optionally, an additional component. The present application further provides use of the compositions provided herein in cleaning, solvent, carrier fluid, and deposition applications.

Azeotropic compositions of hfo-1234yf and propylene

Refrigerant compositions including 2,3,3,3-tetrafluoropropene (HFO-1234yf) and propylene (R-1270) which exhibit near-azeotropic or azeotrope-like behavior. The refrigerant compositions exhibit a low global warming potential (GWP) and are non-ozone depleting. The refrigerant compositions are useful as a heating or cooling fluids in a variety of heating or cooling systems including heat pumps and other heating and cooling loops, in for example the automotive industry.

LIGHT MODULES FOR LUMINAIRES AND METHOD OF ASSEMBLING LUMINAIRES

A luminaire includes a support positioned in a ceiling. A light module is connected to the support having a base, a light emitter, and an optic. The light modules allow different luminaire configurations to be formed out of similar components. 1. A luminaire comprising:a support positioned in a ceiling;a light module connected to the support having a base, a light emitter, and an optic;the base having a first side with a recessed portion for receiving the light emitter and a second side facing the support;a connecting feature extending from the second side of the base to connect the light module to the support;the light emitter having a plurality of light elements; andthe optic includes a plurality of optical elements aligned respectively with the plurality of light emitters.2. The luminaire of claim 1 , wherein the support is a ceiling pan.3. The luminaire of claim 1 , wherein the support includes a first opening and the base includes a second opening in communication with the first opening.4. The luminaire of claim 3 , wherein the base includes a protrusion extending from the second side and the support includes a third opening receiving the protrusion.5. The luminaire of claim 3 , wherein the first opening includes a first key-hole slot associated with a first light module orientation and a second key-hole slot associated with a second light module orientation.6. The luminaire of claim 1 , wherein the connecting feature includes a snap fit connector.7. The luminaire of claim 1 , wherein the optical elements reflect light emitted from the light elements.8. The luminaire of claim 1 , wherein the optical elements include an outer opening at a surface of the reflector claim 1 , an inner opening positioned adjacent the respective light emitter claim 1 , and a curvilinear wall extending between the outer opening and the inner opening.9. The luminaire of claim 1 , wherein the light emitter is snap-fit to the base.10. The luminaire of claim 1 , wherein the support ...

LIGHT FIXTURE

A light fixture includes a housing, a light-emitting element, and a lens extending over the light-emitting element. The housing includes a support surface, and the light-emitting element is coupled to the support surface. The lens includes a refractor portion having an inner surface and an outer surface. The inner surface is positioned proximate the light-emitting element. The inner surface is oriented at an angle such that the light generated by the light-emitting element exhibits total internal reflection within the lens until the light reaches the outer surface. 1. A light fixture comprising:a housing including a support surface;a light-emitting element coupled to the support surface; anda lens extending over the light-emitting element, the lens including a refractor portion having an inner surface and an outer surface, the inner surface positioned proximate the light-emitting element, the inner surface oriented at an angle such that the light generated by the light-emitting element exhibits total internal reflection within the lens.2. The light fixture of claim 1 , wherein the light-emitting element is at least one light-emitting diode (LED) supported on a board claim 1 , the board coupled to the support surface of the housing.3. The light fixture of claim 2 , wherein the housing includes a first end and a second end and defines a longitudinal axis extending therebetween claim 2 , wherein the board is oriented in a direction parallel to the longitudinal axis claim 2 , wherein the lens is oriented parallel to the longitudinal axis.4. The light fixture of claim 2 , wherein the light-emitting element includes multiple boards oriented parallel to one another claim 2 , each board supporting at least one LED.5. The light fixture of claim 4 , wherein the lens includes multiple lenses claim 4 , each lens extending over the light-emitting element of each board claim 4 , wherein each lens is connected to at least one other lens.6. The light fixture of claim 1 , wherein ...

Methods of immersion cooling with low-gwp fluids in immersion cooling systems

Disclosed is an immersion cooling unit including an immersion cell, defining an internal cavity. An electrical component is positioned in the internal cavity. A dielectric working fluid partially fills the internal cavity and at least partially immerses the electrical component. A condensing coil is positioned above the dielectric working fluid. The dielectric working fluid comprises at least one of 1,1,1,2,2,5,5,6,6,6-decafluoro-3-hexene, (HFO-153-10mczz), or 1,1,1,4,5,5,5-heptafluoro-4-trifluoromethyl-2-pentene, (HFO-153-10mzzy). Also disclosed is a method of cooling an electrical component, comprising partially immersing an electrical component in a working fluid; and transferring heat from the electrical component using the working fluid

Methods for manufacturing band saw blades

Methods of manufacturing cutting blades, such as band saw blades (10). In some aspects of the invention, the method includes cutting blade stock (14) with a laser (34) and welding the blade length (50) with a laser (34) to provide a continuous cutting blade. In some aspects of the invention, the method includes cutting the blade stock (14) to provide an end edge portion (62) oriented at a non-perpendicular angle relative to an edge (18) of the blade stock (14) and welding the blade length (50) to provide a continuous cutting blade.

Stabilized fluoroolefin compositions and methods for their production, storage and usage

The present invention relates to refrigerant compositions comprising at least one fluoroolefin, at least one lubricant and an effective amount of at least one inhibitor wherein the inhibitor is present in the fluoroolefin and the lubricant.

Saw blades and methods for manufacturing saw blades

Vapor compression systems containing lubricant-refrigerant compositions

The present disclosure relates to refrigeration, air conditioning and heat pump apparatus containing a lubricating composition comprising polyol ester lubricant, tetrafluoropropene and difluoromethane.

Compositions of hfo-1234yf, hfo-1132e, and hydrocarbons and systems for using the compositions

Environmentally friendly refrigerant blends utilizing refrigerants including 2,3,3,3-tetrafluoropropene (HFO-1234yf), 1,2-difluoroethylene, at least one hydrocarbon selected from the group consisting of propane, cyclopropane, propylene, isobutane, and n-butane, and optionally 1,1-difluoroethane (HFC-152a). The blends have low GWP, low toxicity, and low flammability with low temperature glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.

Stabilized fluoroethylene compositions and methods for their storage and usage

The present invention relates to stabilized compositions comprising at least one fluoroethylene and an effective amount of at least one inhibitor. The composition is substantially free of oligomeric, homopolymers or other polymeric products derived from the fluoroethylene. 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.

Stabilized fluoroolefin compositions and methods for their production, storage and usage

The present invention relates to refrigerant compositions comprising at least one fluoroolefin, at least one lubricant and an effective amount of at least one inhibitor wherein the inhibitor is present in the fluoroolefin and the lubricant.

Catalysed synthesis of fluorinated alkenes and fluorinated alkene compositions

A method of producing a fluoroolefin includes contacting a compound of formula (1), R f CX 1 ═CHCF 3 , with a fluorinated ethylene compound of formula (2), CX 2 X 3 ═CX 4 X 5 in the presence of a catalyst. In the compound of formula (1), R f is a linear or branched C 1 -C 10 perfluorinated alkyl group and Xi is H, Br, Cl, or F. In the compound of formula (2), X 2 , X 3 , X 4 , and X 5 are each independently H, Br, Cl, or F and at least three of X 2 , X 3 , X 4 , and X 5 are F. The resulting composition comprises a compound of formula (3), R f (CF 2 ) n CX 6 ═CH(CF 2 ) m CX 7 X 8 CFX 9 X 10 . In the compound of formula (3), X 6 , X 7 , X 8 , X 9 , and X 10 are each independently H, Br, Cl, or F, and the total number of each of H, Br, Cl, and F corresponds to the total number of each of H, Br, Cl, and F provided by the compounds of formulae (1) and (2).

Azeotropic composition of hfo-1234yf and ethane

伝熱用途で使用するための１，２－ジクロロ－１，２－ジフルオロエチレンを含む組成物

【課題】オゾン層破壊係数（ＯＤＰ）が低く、地球温暖化に対する影響が低いことを特徴とする冷媒が必要とされている。【解決手段】本発明は、１，２－ジクロロ－１，２－ジフルオロエチレン（すなわち、ＣＦＯ－１１１２）及び追加成分を含む組成物に関する。本明細書に記載される組成物は、例えば、伝熱用途において有用であり得る。【選択図】なし

Quaternary azeotrope and azeotrope-like compositions for solvent and cleaning applications

The present application provides quaternary azeotrope or azeotrope-like compositions comprising trans-dichloroethylene and three or more additional components. Methods of using the compositions provided herein in cleaning, defluxing, deposition, and carrier fluid applications are also provided.

Azeotropic compositions of hfo-1234yf and hydrocarbons

Refrigerant compositions including 2,3,3,3-tetrafluoropropene (HFO-1234yf) and at least one of ethane (R-170) or propane (R-290) which exhibit near-azeotropic or azeotrope-like behavior. The refrigerant compositions exhibit a low global warming potential (GWP) and are non-ozone depleting. The refrigerant compositions are useful as a heating or cooling fluids in a variety of heating or cooling systems including heat pumps and other heating and cooling loops, in, for example, the automotive industry.

Stabilized fluoroethylene compositions and methods for their storage and usage

The present invention relates to stabilized compositions comprising at least one fluoroethylene and an effective amount of at least one inhibitor. The composition is substantially free of oligomeric, homopolymers or other polymeric products derived from the fluoroethylene. 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.

Uso de perfluoroheptenos en sistemas de ciclo de energia.

Se proporciona un proceso para convertir energía térmica de una fuente de calor en trabajo mecánico o electricidad con el uso de un fluido de trabajo que comprende perfluorohepteno. El proceso comprende calentar un fluido de trabajo con el uso de calor suministrado por la fuente de calor; y expandir el fluido de trabajo calentado para generar trabajo mecánico. Se proporciona, además, un sistema de ciclo de energía orgánico de Rankine que usa un fluido de trabajo que comprende perfluorohepteno. Adicionalmente, se proporciona un método para reemplazar el fluido de trabajo de un sistema de ciclo de energía orgánico de Rankine diseñado y configurado para usar un fluido de trabajo que comprende HFC-245fa con un fluido de trabajo que comprende un perfluorohepteno.

Storage assemblies for discrete storage units

A storage assembly (20, 22) supports and stores storage units at a storage facility such as a refrigerated compartment interior (12, 14). The storage assembly can include support bars that extend between each support bar's first end and second end and are mounted within the storage facility and storage unit carriers that are supported at the support bars, with the storage unit carriers including a holding structure configured to selectively hold and release a storage unit. Either the support bars can be mounted within the storage facility for selective positioning within the storage facility at a plurality of locations laterally of the direction in which the support bars extend, or the storage unit carriers can be supported at the support bars for selective positioning at a plurality of locations along the support bars between each support bar's first end and second end. Alternatively, both arrangements can be implemented.

Quaternary azeotrope and azeotrope-like compositions for solvent and cleaning applications

The present application provides quaternary azeotrope or azeotrope-like compositions comprising trans-dichloroethylene and three or more additional components. Methods of using the compositions provided herein in cleaning, defluxing, deposition, and carrier fluid applications are also provided.

Compositions of hfo-1234yf and r-161 and systems for using the compositions

Environmentally friendly refrigerant blends utilizing blends including 2,3,3,3-tetrafluoropropene (HFO-1234yf) and fluoroethane (HFC-161). The blends have ultra-low GWP, low toxicity, and low flammability with low temperature glide or nearly negligible glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.

Compositions of hfo-1234yf, hfc-32, and hfc-152a and systems for using the compositions

Environmentally friendly refrigerant blends utilizing refrigerants including 2,3,3,3-tetrafluoropropene (HFO-1234yf), difluoromethane (HFC-32), and 1,1- difluoroethane (HFC-152a). The blends have low GWP, low toxicity, and low flammability with low temperature glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.

Azeotropic compositions of hfo-1234yf and hydrocarbons

Refrigerant compositions including 2,3,3,3-tetrafluoropropene (HFO-1234yf) and at least one of ethane (R-170) or propane (R-290) which exhibit near-azeotropic or azeotrope-like behavior. The refrigerant compositions exhibit a low global warming potential (GWP) and are non-ozone depleting. The refrigerant compositions are useful as a heating or cooling fluids in a variety of heating or cooling systems including heat pumps and other heating and cooling loops, in, for example, the automotive industry.

ＨＦＯ－１２３４ｙｆ及びプロピレンの共沸組成物

【課題】電化車両、固定型住宅構造および商業構造の増え続けるニーズを満たす、冷却および加熱を提供できる熱管理のための、低ＧＷＰの冷媒組成物の提供。【解決手段】２，３，３，３－テトラフルオロプロペン（ＨＦＯ－１２３４ｙｆ）と、１重量％～２４重量％のプロピレン（Ｒ－１２７０）と、ｄ－リモネンおよびトコフェロールから成る群から選択される、０．０１重量％～１重量％の安定剤とを含み、－３０℃から４０℃の温度範囲にわたって近共沸性であることを特徴とする、冷媒組成物。【選択図】図１

Light fixture

A light fixture includes a housing, a light-emitting element, and a lens extending over the light-emitting element. The housing includes a support surface, and the light-emitting element is coupled to the support surface. The lens includes a refractor portion having an inner surface and an outer surface. The inner surface is positioned proximate the light-emitting element. The inner surface is oriented at an angle such that the light generated by the light-emitting element exhibits total internal reflection within the lens until the light reaches the outer surface.

Compositions of hfo-1234yf, hfc-152a, and hfc-32, and systems for using the compositions

Environmentally friendly refrigerant blends utilizing refrigerants including 2,3,3,3-tetrafluoropropene (HFO-1234yf), difluoromethane (HFC-32), and 1,1-difluoroethane (HFC-152a). The blends have low GWP, low toxicity, and low flammability with low temperature glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.

Heat transfer fluids for use in low temperature chiller applications

The present application relates to compositions (e.g., heat transfer fluids) for use in refrigeration and heat transfer applications. The compositions of the present invention are useful in methods for producing cooling and heating, and methods for replacing refrigerants and refrigeration, air conditioning, and heat pump apparatuses.

Compositions of hfo-1234yf, hfc-152a, and hfc-32, and systems for using the compositions

Environmentally friendly refrigerant blends utilizing refrigerants including 2,3,3,3-tetrafluoropropene (HFO-1234yf), difluoromethane (HFC-32), and 1,1-difluoroethane (HFC-152a). The blends have low GWP, low toxicity, and low flammability with low temperature glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.

Azeotropic compositions of hfo-1234yf and propylene

Refrigerant compositions including 2,3,3,3-tetrafluoropropene (HFO-1234yf) and propylene (R-1270) which exhibit near-azeotropic or azeotrope-like behavior. The refrigerant compositions exhibit a low global warming potential (GWP) and are non-ozone depleting. The refrigerant compositions are useful as a heating or cooling fluids in a variety of heating or cooling systems including heat pumps and other heating and cooling loops, in for example the automotive industry.

Compositions of hfo-1234yf, hfc-32, and hfc-152a and systems for using the compositions

Environmentally friendly refrigerant blends utilizing refrigerants including 2,3,3,3-tetrafluoropropene (HFO-1234yf), difluoromethane (HFC-32), and 1,1- difluoroethane (HFC-152a). The blends have low GWP, low toxicity, and low flammability with low temperature glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.

Refrigerant compositions containing propylene and fluorocarbons and uses thereof

Disclosed herein are compositions comprising HFC-32, HFO-1234yf, and propylene, and optionally further comprising HFC-125, propane, and/or carbon dioxide. The inventive compositions are useful as refrigerants in air conditioning, heat pumps and refrigeration systems, and provide GWP less than 150, cooling capacity within 10% of R-404A or R-1234yf and COP similar to or improved relative to R-404A or R-1234yf.

Processo para converter calor em trabalho mecânico, sistema de ciclo de rankine orgânico e método para substituir o fluido de trabalho

um processo é fornecido para converter energia de calor de uma fonte de calor em trabalho mecânico ou eletricidade mediante o uso de um fluido de trabalho que compreende perfluorohepteno. o processo compreende aquecer um fluido de trabalho usando o calor fornecido pela fonte de calor; e expandir o fluido de trabalho aquecido para gerar trabalho mecânico. também é fornecido um sistema do ciclo de alimentação de rankine orgânico que utiliza um fluido de trabalho que compreende perfluorohepteno. adicionalmente é fornecido um método de substituição do fluido de trabalho de um sistema de ciclo de alimentação de rankine orgânico projetado e configurado para utilizar um fluido de trabalho compreendendo hfc-2455fa com um fluido de trabalho compreendendo um perfluorohepteno.

Stabilized fluoroolefin refrigerant compositions and methods for their production, storage and usage

The present invention relates to refrigerant compositions comprising at least one fluoroolefin, at least one lubricant and an effective amount of at least one inhibitor wherein the inhibitor is present in the fluoroolefin and the lubricant.

Ｈｆｏ－１２３４ｙｆ及び炭化水素の共沸組成物

【課題】ハイブリッド、マイルドハイブリッド、プラグインハイブリッド及び電気車両、電化大量輸送、並びに住宅及び商業用構造物における、冷却及び加熱を提供できる熱管理の増え続けるニーズを満たすために、低ＧＷＰヒートポンプタイプの流体の提供。【解決手段】２，３，３，３－テトラフルオロプロペン（ＨＦＯ－１２３４ｙｆ）と、ｄ－リモネンまたはトコフェロールから選択される、０．０１～１重量パーセントの安定剤と、１～３６．５重量パーセントの量で存在するエタン（Ｒ－１７０）、または１～１５重量パーセントの量で存在するプロパン（Ｒ－２９０）のうちの少なくとも１つとを含み、－３０℃から４０℃の温度範囲にわたって近共沸である、冷媒組成物。【選択図】図１

Compositions comprising 1,2-dichloro-1,2-difluoroethylene for use in heat transfer applications

Appliance

Composição, recipiente de armazenamento de refrigerante, sistema para aquecer e resfriar o compartimento de passageiros de um veículo elétrico, método para substituir hfo-1234yf, método de manutenção do sistema de aquecimento e resfriamento de um veículo elétrico, uso, método para reduzir o deslizamento de temperatura em um trocador de calor

composição, recipiente de armazenamento de refrigerante, sistema para aquecer e resfriar o compartimento de passageiros de um veículo elétrico, método para substituir hfo-1234yf, método de manutenção do sistema de aquecimento e resfriamento de um veículo elétrico, uso, método para reduzir o deslizamento de temperatura em um trocador de calor. a presente invenção refere-se a mesclas de refrigerante ambientalmente amigáveis utilizando refrigerantes incluindo 2,3,3,3- tetrafluoropropeno (hfo-1234yf), difluorometano (hfc-32) e 1,1-difluoroetano (hfc-152a). as mesclas têm baixo gwp, baixa toxicidade e baixa inflamabilidade, com deslizamento de baixa temperatura para uso em veículos híbridos, híbridos moderados, híbridos de plug-in ou totalmente elétricos, para gerenciamento térmico (transferência de calor de uma parte do veículo para outra) do compartimento de passageiros, fornecendo condicionamento de ar (a/c) ou aquecimento à cabine de passageiros.

Light modules for luminaires and method of assembling luminaires

A luminaire includes a support positioned in a ceiling. A light module is connected to the support having a base, a light emitter, and an optic. The light modules allow different luminaire configurations to be formed out of similar components.

Stabilized fluoroethylene compositions and methods for their storage and usage

The present invention relates to stabilized compositions comprising at least one fluoroethylene and an effective amount of at least one inhibitor. The composition is substantially free of oligomeric, homopolymers or other polymeric products derived from the fluoroethylene. 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.

Refrigerant blends in flooded systems

A refrigeration system including a flooded evaporator. The flooded evaporator additionally includes a liquid evaporator refrigerant composition and a vapor evaporator refrigerant composition. The liquid refrigerant composition includes difluoromethane (HFC-32), and 2,3,3,3-tetrafluoropropene (R-1234yf) and the vapor refrigerant composition includes difluoromethane (HFC-32), and 2,3,3,3-tetrafluoropropene (R-1234yf). The mass fraction of difluoromethane in the liquid evaporator refrigerant composition is lower than the mass fraction of difluoromethane in the vapor evaporator refrigerant composition and the mass fraction of 2,3,3,3-tetrafluoropropene in the liquid evaporator refrigerant composition is greater than the mass fraction of 2,3,3,3-tetrafluoropropene in the vapor evaporator refrigerant composition.

Composições refrigerante, método para a aquecer ou resfriar e recipiente

composições refrigerante, método para a aquecer ou resfriar e recipiente. a presente invenção se refere a composições refrigerantes que compreendem ao menos uma fluoro-olefina, ao menos um lubrificante e uma quantidade eficaz de ao menos um inibidor, sendo que o inibidor está presente na fluoro-olefina e no lubrificante.

Compositions comprising 1,2-dichloro-1,2-difluoroethylene for use in heat transfer applications

This invention relates to compositions comprising 1,2-dichloro-1,2-difluoroethylene ( i . e ., CFO-1112) and an additional component. The compositions described herein may be useful, for example, in heat transfer applications.

Composiciones de azeotropos cuaternarios y similares a azeotropos para aplicaciones de solventes y de limpieza.

La presente solicitud proporciona composiciones de azeótropos cuaternarios o similares a azeótropos que comprenden trans-dicloroetileno y tres o más componentes adicionales. También se proporcionan métodos para usar las composiciones proporcionadas en la presente descripción en aplicaciones de fluidos de limpieza, de eliminación de residuos, deposición y como portadores.

Sammensætninger omfattende 1,2-dichlor-1,2-difluorethylen til anvendelse i varmeoverførselsanvendelser

Compositions comprising 1,2-dichloro-1,2-difluoroethylene for use in heat transfer applications

This invention relates to compositions comprising 1,2-dichloro-1,2-difluoroethylene ( i . e ., CFO-1112) and an additional component. The compositions described herein may be useful, for example, in heat transfer applications.

Kompozycje zawierające 1,2-dichloro-1,2-difluoroetylen do stosowania w zastosowaniach wymiany ciepła

Vapor compression systems containing lubricant-refrigerant compositions

The present disclosure relates to refrigeration, air conditioning and heat pump apparatus containing a lubricating composition comprising polyol ester lubricant, tetrafluoropropene and difluoromethane.

Sistemas de compresion de vapor que contienen composiciones lubricantes-refrigerantes.

La presente descripción se relaciona con aparato de refrigeración, aire acondicionado y bombas de calor que contienen una composición lubricante que comprende lubricante de éster de poliol, tetrafluoropropeno y difluorometano.

Vapor compression systems containing lubricant-refrigerant compositions

The present disclosure relates to refrigeration, air conditioning and heat pump apparatus containing a lubricating composition comprising polyol ester lubricant, tetrafluoropropene and difluoromethane.

Methods of immersion cooling with low-gwp fluids in immersion cooling systems

Disclosed is an immersion cooling unit including an immersion cell, defining an internal cavity. An electrical component is positioned in the internal cavity. A dielectric working fluid partially fills the internal cavity and at least partially immerses the electrical component. A condensing coil, is positioned above the dielectric working fluid. The dielectric working fluid comprises at least one of 1,1,1,2,2,5,5,6,6,6-decafluoro-3-hexene, (HFO-153-10mczz), or 1,1,1,4,5,5,5-heptafluoro-4-trifluoromethyl-2-pentene, (HFO-153-10mzzy). Also disclosed is a method of cooling an electrical component, comprising partially immersing an electrical component in a working fluid; and transferring heat from the electrical component using the working fluid

Methods of immersion cooling with low-gwp fluids in immersion cooling systems

An immersion cooling unit including an immersion cell, defining an internal cavity. An energy storage device is positioned in the internal cavity. A dielectric working fluid partially fills the internal cavity and at least partially immerses the energy storage device. A condensing coil, is positioned above the dielectric working fluid. The dielectric working fluid includes at least one of 1,1,1,2,2,5,5,6,6,6-decafluoro-3-hexene, (HFO-153-10mczz), 1,1,1,4,5,5,5-heptafluoro-4-trifluoromethyl-2-pentene, (HFO-153-10mzzy), an azeotrope-like composition of 1,1,1,2,2,5,5,6,6,6-decafluoro-3-hexene and trans-1,2-dichloroethylene or an azeotrope-like composition of 1,1,1,4,5,5,5-heptafluoro-4-trifluoromethyl-2-pentene and trans-1,2-dichloroethylene.

Azeotropic compositions of HFO-1234YF and hydrocarbons

Refrigerant compositions including 2,3,3,3-tetrafluoropropene (HFO-1234yf) and at least one of ethane (R-170) or propane (R-290) which exhibit near-azeotropic or azeotrope-like behavior. The refrigerant compositions exhibit a low global warming potential (GWP) and are non-ozone depleting. The refrigerant compositions are useful as a heating or cooling fluids in a variety of heating or cooling systems including heat pumps and other heating and cooling loops, in, for example, the automotive industry.

Catalysed synthesis of fluorinated alkenes and fluorinated alkene compositions

A method of producing a fluoroolefin includes contacting a compound of formula (1), RfCX1=CHCF3, with a fluorinated ethylene compound of formula (2), CX2X3=CX4X5 in the presence of a catalyst. In the compound of formula (1), Rf is a linear or branched C1-C10 perfluorinated alkyl group and X1 is H, Br, Cl, or F. In the compound of formula (2), X2, X3, X4, and X5 are each independently H, Br, Cl, or F and at least three of X2, X3, X4, and X5 are F. The resulting composition comprises a compound of formula (3), Rf(CF2)nCX6=CH(CF2)mCX7X8CFX9X10. In the compound of formula (3), X6, X7, X8, X9, and X10 are each independently H, Br, Cl, or F, and the total number of each of H, Br, Cl, and F corresponds to the total number of each of H, Br, Cl, and F provided by the compounds of formulae (1) and (2).

Quaternary azeotrope and azeotrope-like compositions for solvent and cleaning applications

The present application provides quaternary azeotrope or azeotrope-like compositions comprising trans-dichloroethylene and three or more additional components. Methods of using the compositions provided herein in cleaning, defluxing, deposition, and carrier fluid applications are also provided.

Composiciones que comprenden 1,2-dicloro-1,2-difluoroetileno para su uso en aplicaciones de transferencia de calor

Esta invención se refiere a composiciones que comprenden 1,2-dicloro-1,2-difluoroetileno (es decir, CFO-1112) y un componente adicional. Las composiciones descritas en el presente documento pueden ser útiles, por ejemplo, en aplicaciones de transferencia de calor. (Traducción automática con Google Translate, sin valor legal)

Equipamento e montagem de armazenamento

MONTAGENS DE ARMAZENAMENTO PARA UNIDADES DE ARMAZENAMENTO DISTINTAS. Um conjunto de armazenamento (20, 22) suporta e armazena unidades de armazenamento em uma instalação de armazenamento tal como um compartimento refrigerado interior (12, 14). O conjunto de armazenamento pode incluir barras de suporte que se estendem entre a primeira extremidade e a segunda extremidade de cada barra de suporte e estão montadas dentro da instalação de armazenamento e unidades de armazenamento que são suportadas nas barras de suporte, com os portadores da unidade de armazenamento incluindo uma estrutura de retenção configurada para segurar e liberar seletivamente uma unidade de armazenamento. Ou as barras de suporte podem ser montadas dentro da instalação de armazenamento para posicionamento seletivo dentro da instalação de armazenamento em uma pluralidade de localizações lateralmente quanto à direção na qual as barras de suporte se estendem, ou os suportes de unidade de armazenamento podem ser sustentados nas barras de suporte para posicionamento seletivo em uma pluralidade de localizações ao longo das barras de suporte entre a primeira extremidade e a segunda extremidade de cada barra de suporte. Alternativamente, ambos as disposições podem ser implantadas.

Compositions of hfo-1234yf, hfc-152a, and hfc-32, and systems for using the compositions

Environmentally friendly refrigerant blends utilizing refrigerants including 2,3,3,3-tetrafluoropropene (HFO-1234yf), difluoromethane (HFC-32), and 1,1-difluoroethane (HFC-152a). The blends have low GWP, low toxicity, and low flammability with low temperature glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.

Compositions of hfo-1234yf and hfc-152a and systems for using the compositions

Environmentally friendly refrigerant blends utilizing refrigerants including 2,3,3,3-tetrafluoropropene (HFO-1234yf) and 1,1-difluoroethane (HFC-152a). The blends have low GWP, low toxicity, and low flammability with low temperature glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.

Compositions of hfo-1234yf, hfc-32, and hfc-152a and systems for using the compositions

Environmentally friendly refrigerant blends utilizing refrigerants including 2,3,3,3-tetrafluoropropene (HFO-1234yf), difluoromethane (HFC-32), and 1,1- difluoroethane (HFC-152a). The blends have low GWP, low toxicity, and low flammability with low temperature glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.

Refrigerant composition comprising e-1,3,3,3-tetrafluoropropene, hydro(chloro)fluorocarbon and lubricant, and refrigeration, air-conditioning or heat pump systems using the composition

A refrigerant composition comprising E-1,3,3,3-tetrafluoropropene, a hydro(chloro)fluorocarbon selected from 1,1,3,3-tetrafluoro-2-propene, 1,1,1,3,3-pentafluoropropane, trans-1-chloro-3,3,3-trifluoropropene, and mixtures thereof, and a lubricant selected from polyol esters and polyalkylene glycols, wherein the hydro(chloro)fluorocarbon is present in the composition in a total amount of up to 1.0 wt.%, based on the total weight of the E-1,3,3,3-tetrafluoropropene and the hydro(chloro)fluorocarbon.

Compositions of hfo-1234yf and hfc-152a and systems for using the compositions

Environmentally friendly refrigerant blends utilizing refrigerants including 2,3,3,3-tetrafluoropropene (HFO-1234yf) and 1,1-difluoroethane (HFC-152a). The blends have low GWP, low toxicity, and low flammability with low temperature glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.

Azeotropic compositions of hfo-1234yf and hydrocarbons

Refrigerant compositions including 2,3,3,3-tetrafluoropropene (HFO-1234yf) and at least one of ethane (R-170) or propane (R-290) which exhibit near-azeotropic or azeotrope-like behavior. The refrigerant compositions exhibit a low global warming potential (GWP) and are non-ozone depleting. The refrigerant compositions are useful as a heating or cooling fluids in a variety of heating or cooling systems including heat pumps and other heating and cooling loops, in, for example, the automotive industry.

Compositions and methods for making hfo-153-10mzz and hfo-153-10mczz

A method of producing a fluoroolefin includes hydrodechlorinating a compound of formula (1), CnF2n+1CX1=CClC4-nF9-2n, where n is 1 or 2 and where X1 is H or Cl, in the presence of a first catalyst in an amount sufficient to form a composition including a compound of formula (2), CnF2n+1CH=CHC4-nF9-2n. In some embodiments, the method also includes contacting CF3CCl=CClCF3 or CF3CCl=CHCF3 with CF2=CF2 in the presence of a second catalyst in an amount sufficient to form a composition including the compound of formula (1). In other embodiments, the method also includes coupling C2F5CCl3 under conditions sufficient to form a composition including the compound of formula (1). In other embodiments, the method further includes chlorinating C2F5CH3 in the presence of a second catalyst in an amount sufficient to form a composition comprising C2F5CCl3.

Stabilized fluoroethylene compositions and methods for their storage and usage

The present invention relates to stabilized compositions comprising at least one fluoroethylene and an effective amount of at least one inhibitor. The composition is substantially free of oligomeric, homopolymers or other polymeric products derived from the fluoroethylene. 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.

Stabilized fluoroethylene compositions and methods for their storage and usage

The present invention relates to stabilized compositions comprising at least one fluoroethylene and an effective amount of at least one inhibitor. The composition is substantially free of oligomeric, homopolymers or other polymeric products derived from the fluoroethylene. 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.

Composiciones de fluoroetileno estabilizadas y metodos para su almacenamiento y uso.

La presente invención se relaciona con composiciones estabilizadas que comprenden al menos un fluoroetileno y una cantidad efectiva de al menos un inhibidor. La composición está sustancialmente libre de productos oligoméricos, homopolímeros u otros poliméricos derivados del fluoroetileno. Las composiciones estabilizadas pueden ser útiles en aparatos de enfriamiento, tales como refrigeración, aire acondicionado, enfriadores y bombas de calor, así como también en aplicaciones como agentes sopladores de espuma, solventes, propelentes de aerosol, extintores de incendios y esterilizantes.

Methods of immersion cooling with low-GWP fluids in immersion cooling systems

Disclosed is an immersion cooling unit including an immersion cell, defining an internal cavity. An electrical component is positioned in the internal cavity. A dielectric working fluid partially fills the internal cavity and at least partially immerses the electrical component. A condensing coil is positioned above the dielectric working fluid. The dielectric working fluid comprises at least one of 1,1,1,2,2,5,5,6,6,6-decafluoro-3-hexene, (HFO-153-10mczz), or 1,1,1,4,5,5,5-heptafluoro-4-trifluoromethyl-2-pentene, (HFO-153-10mzzy). Also disclosed is a method of cooling an electrical component, comprising partially immersing an electrical component in a working fluid; and transferring heat from the electrical component using the working fluid.

Compositions and methods for making hfo-153-10mzz and hfo-153-10mczz

A method of producing a fluoroolefin includes hydrodechlorinating a compound of formula (1), C n F 2n+1 CX 1 =CClC 4-n F 9-2n , where n is 1 or 2 and where X 1 is H or Cl, in the presence of a first catalyst in an amount sufficient to form a composition including a compound of formula (2), C n F 2n+1 CH=CHC 4-n F 9-2n . In some embodiments, the method also includes contacting CF 3 CCl=CClCF 3 or CF 3 CCl=CHCF 3 with CF 2 =CF 2 in the presence of a second catalyst in an amount sufficient to form a composition including the compound of formula (1). In other embodiments, the method also includes coupling C 2 F 5 CCl 3 under conditions sufficient to form a composition including the compound of formula (1). In other embodiments, the method further includes chlorinating C 2 F 5 CH 3 in the presence of a second catalyst in an amount sufficient to form a composition comprising C 2 F 5 CCl 3 .

Compositions of hfo-1234yf, hfc-32, hfc-152a, and hydrocarbons and systems for using the compositions

Environmentally friendly refrigerant blends utilizing refrigerants including 2,3,3,3-tetrafluoropropene (HFO-1234yf), difluoromethane (HFC-32), 1,1-difluoroethane (HFC-152a), and at least one hydrocarbon selected from the group consisting of propane, cyclopropane, propylene, isobutane, and n-butane. The blends have low GWP, low toxicity, and low flammability with low temperature glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.

Composiciones de 2,3,3,3-tetrafluoropropeno (hfo-1234yf), 1,1-difluoroetano (hfc-152a) y difluorometano (hfc-32), y sistemas para usar las composiciones.

Mezclas refrigerantes amigables con el medio ambiente que usan refrigerantes que incluyen 2,3,3,3-tetrafluoropropeno (HFO-1234yf), difluorometano (HFC-32) y 1,1-difluoroetano (HFC-152a). Las mezclas tienen un GWP bajo, baja toxicidad y baja inflamabilidad con deslizamiento de temperatura bajo para usar en vehículos híbridos, microhíbridos, híbridos que se enchufan o totalmente eléctricos para el manejo térmico (transfiriendo calor desde una parte del vehículo a la otra) del compartimiento de pasajeros proporcionando aire acondicionado (A/C) o calentamiento a la cabina de pasajeros.

Process of preparing foams from ternary blowing agent

The present application relates to processes of preparing foams from compositions comprising a ternary blowing agent component. Foamable compositions and foams prepared according to the processes provided herein are also disclosed.

Compositions comprising 1,2-dichloro-1,2-difluoroethylene for use in foam blowing applications

This invention relates to compositions comprising 1,2-dichloro-1,2-difluoroethylene (i.e., CFO-1112) and an additional component. The compositions described herein may be useful, for example, in foam blowing applications.

Methods of immersion cooling with low-GWP fluids in immersion cooling systems

Disclosed is an immersion cooling unit including an immersion cell, defining an internal cavity. An electrical component is positioned in the internal cavity. A dielectric working fluid partially fills the internal cavity and at least partially immerses the electrical component. A condensing coil, is positioned above the dielectric working fluid. The dielectric working fluid comprises at least one of 1,1,1,2,2,5,5,6,6,6-decafluoro-3-hexene, (HFO-153-10mczz), or 1,1,1,4,5,5,5-heptafluoro-4-trifluoromethyl-2-pentene, (HFO-153-10mzzy). Also disclosed is a method of cooling an electrical component, comprising partially immersing an electrical component in a working fluid; and transferring heat from the electrical component using the working fluid.

Catalysed synthesis of fluorinated alkenes and fluorinated alkene compositions

A method of producing a fluoroolefin includes contacting a compound of formula (1), R f CX 1 =CHCF 3 , with a fluorinated ethylene compound of formula (2), CX 2 X 3 =CX 4 X 5 in the presence of a catalyst. In the compound of formula (1), R f is a linear or branched C 1 -C 10 perfluorinated alkyl group and X 1 is H, Br, Cl, or F. In the compound of formula (2), X 2 , X 3 , X 4 , and X 5 are each independently H, Br, Cl, or F and at least three of X 2 , X 3 , X 4 , and X 5 are F. The resulting composition comprises a compound of formula (3), R f (CF 2 ) n CX 6 =CH(CF 2 ) m CX 7 X 8 CFX 9 X 10 . In the compound of formula (3), X 6 , X 7 , X 8 , X 9 , and X 10 are each independently H, Br, Cl, or F, and the total number of each of H, Br, Cl, and F corresponds to the total number of each of H, Br, Cl, and F provided by the compounds of formulae (1) and (2).

Compositions of hfo-1234yf, hfc-32, and hfc-152a and systems for using the compositions

Environmentally friendly refrigerant blends utilizing refrigerants including 2,3,3,3-tetrafluoropropene (HFO-1234yf), difluoromethane (HFC-32), and 1,1-difluoroethane (HFC-152a). The blends have low GWP, low toxicity, and low flammability with low temperature glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.

Compositions of hfo-1234yf, hfc-152a, and hfc-32, and systems for using the compositions

Environmentally friendly refrigerant blends utilizing refrigerants including 2,3,3,3-tetrafluoropropene (HFO-1234yf), difluoromethane (HFC-32), and 1,1-difluoroethane (HFC-152a). The blends have low GWP, low toxicity, and low flammability with low temperature glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.

Composiciones de 2,3,3,3-tetrafluoropropeno (hfo-1234yf), difluorometano (hfc-32) y 1,1-difluoroetano (hfc-152a) y sistemas para usar las composiciones.

Mezclas refrigerantes amigables con el medio ambiente que usan refrigerantes que incluyen 2,3,3,3-tetrafluoropropeno (HFO-1234yf), difluorometano (HFC-32) y 1,1-difluoroetano (HFC-152a). Las mezclas tienen un GWP bajo, baja toxicidad y baja inflamabilidad con deslizamiento de temperatura bajo para usar en vehículos híbridos, microhíbridos, híbridos que se enchufan o totalmente eléctricos para el manejo térmico (transfiriendo calor desde una parte del vehículo a la otra) del compartimiento de pasajeros proporcionando aire acondicionado (A/C) o calentamiento a la cabina de pasajeros.

Compositions comprising hexafluorobutene, tetrafluoropropene, and tetrafluoroethane and uses thereof

Disclosed herein are compositions for cooling and heating comprising refrigerant consisting essentially of HFO-1336mzzE, HFO-1234ze, and HFC-134. These compositions are useful in methods for replacing HFO-1234zeE, R-515A or R-515B. The inventive compositions provide non-flammable, low GWP refrigerants that can match the performance of HFO-1234zeE.

Refrigerant blends in flooded systems

A refrigeration system including a flooded evaporator. The flooded evaporator additionally includes a liquid evaporator refrigerant composition and a vapor evaporator refrigerant composition. The liquid refrigerant composition includes difluoromethane (HFC-32), and 2,3,3,3-tetrafluoropropene (R-1234yf) and the vapor refrigerant composition includes difluoromethane (HFC-32), and 2,3,3,3-tetrafluoropropene (R-1234yf). The mass fraction of difluoromethane in the liquid evaporator refrigerant composition is lower than the mass fraction of difluoromethane in the vapor evaporator refrigerant composition and the mass fraction of 2,3,3,3-tetrafluoropropene in the liquid evaporator refrigerant composition is greater than the mass fraction of 2,3,3,3-tetrafluoropropene in the vapor evaporator refrigerant composition.

Metodos de enfriamiento por inmersion con fluidos de bajo potencial de calentamiento global (gwp) en sistemas de enfriamiento por inmersion.

Una unidad de enfriamiento por inmersión que incluye una celda de inmersión, que define una cavidad interna. Un dispositivo de almacenamiento de energía se coloca en la cavidad interna. Un fluido de trabajo dieléctrico llena parcialmente la cavidad interna y sumerge al menos parcialmente el dispositivo de almacenamiento de energía. Una bobina de condensación se posiciona por encima del fluido de trabajo dieléctrico. El fluido de trabajo dieléctrico incluye al menos uno de 1,1,1,2,2,5,5,6,6,6-decafluoro-3-hexeno, (HFO-153- 10mczz), o 1,1,1,4,5,5,5-heptafluoro-4-trifluorometil-2- penteno, (HFO-153-10mzzy), una composición similar a un azeótropo de 1,1,1,2,2,5,5,6,6,6-decafluoro-3-hexeno y trans-1,2-dicloroetileno o una composición similar a un azeótropo de 1,1,1,4,5,5,5-heptafl uoro-4-trifluorometil-2-penteno y trans-1,2-dicloroetileno.

Methods of immersion cooling with low-gwp fluids in immersion cooling systems

An immersion cooling unit including an immersion cell, defining an internal cavity. An energy storage device is positioned in the internal cavity. A dielectric working fluid partially fills the internal cavity and at least partially immerses the energy storage device. A condensing coil, is positioned above the dielectric working fluid. The dielectric working fluid includes at least one of 1,1,1,2,2,5,5,6,6,6-decafluoro-3-hexene, (HFO-153-10mczz), 1,1,1,4,5,5,5-heptafluoro-4-trifluoromethyl-2-pentene, (HFO-153-10mzzy), an azeotrope-like composition of 1,1,1,2,2,5,5,6,6,6-decafluoro-3-hexene and trans-1,2-dichloroethylene or an azeotrope-like composition of 1,1,1,4,5,5,5-heptafluoro-4-trifluoromethyl-2-pentene and trans-1,2-dichloroethylene.

Compositions of hfo-1234yf, hfo-1132e, and hfc-152a and systems for using the compositions

Environmentally friendly refrigerant blends utilizing refrigerants including 2,3,3,3-tetrafluoropropene (HFO-1234yf), E-1,2-difluoroethylene (HFO-1132E), and 1,1-difluoroethane (HFC-152a). The blends have low GWP, low toxicity, and low flammability with low temperature glide for use in a hybrid, mild hybrid, plug-in hybrid, or full electric vehicles for thermal management (transferring heat from one part of the vehicle to the other) of the passenger compartment providing air conditioning (A/C) or heating to the passenger cabin.