AZEOTROPIC AND AZEOTROPE-LIKE COMPOSITIONS OF Z-1233zd
This application provides azeotropic and near-azeotropic compositions of Z-1233zd and a second component selected from the group consisting of methyl formate, dimethoxymethane, HFC-43-10-mee and HFC-245fa. The inventive compositions are useful as aerosol propellants, refrigerants, cleaning agents, expansion agents for thermoplastic and thermoset foams, solvents, heat transfer media, gaseous dielectrics, fire extinguishing and suppression agents, power cycle working fluids, polymerization media, particulate removal fluids, carrier fluids, buffing abrasive agents, and displacement drying agents. The compositions were modeled based on Vapor-Liquid Equilibria data such as those illustrated in the figures.
1 . A composition comprising Z-1233zd and a second component, wherein said second component is selected from the group consisting of:
(a) Methyl formate;
(b) Dimethoxymethane;
(c) HFC-43-10-mee; and,
(d) HFC-245fa,
wherein the second component is present in an effective amount to form an azeotrope or azeotrope-like mixture with the Z-1233zd.
2 . The azeotrope-like composition of claim 1 , comprising from 1 to 99 mole % Z-1233zd and from 99 mole % to 1 mole percent methylformate at a temperature of from −40 C to 140 C.
3 . The azeotropic or azeotrope-like composition of claim 1 , comprising from 38.0 to 47.1 mole % Z-1233zd and from 53.9 mole % to 62.0 mole % dimethoxymethane.
4 . The composition of claim 3 , wherein the vapor pressure is from 0.18 psia to 174.86 psia, at a temperature of from −40 C to 140 C.
5 . The azeotrope-like composition of claim 1 , comprising 1 to 99 mole % 1233zd and from 99 mole % to 1 mole percent % dimethoxymethane at a temperature of from −40 C to 140 C.
6 . The azeotropic or azeotrope-like composition of claim 1 , comprising from 1 to 5 mole % and from 78 to 99 mole % 1233zd and from 99 to 95 mole percent and 1 to 22 mole percent HFC-43-10mee at a temperature of from −40 C to 140 C.
7 . The azeotropic or azeotrope-like composition of claim 1 , comprising from 1 to 12 mole % and from 96 to 99 mole % 1233zd and from 99 to 88 mole percent and 1 to 4 mole percent HFC-245fa at a temperature of from −40 C to 140 C.
8 . The composition according to claim 1 further comprising an additive selected from the group consisting of lubricants, pour point modifiers, anti-foam agents, viscosity improvers, emulsifiers dispersants, oxidation inhibitors, extreme pressure agents, corrosion inhibitors, detergents, catalysts, surfactants, flame retardants, preservatives, colorants, antioxidants, reinforcing agents, fillers, antistatic agents, solubilizing agents, IR attenuating agents, nucleating agents, cell controlling agents, extrusion aids, stabilizing agents, thermally insulating agents, plasticizers, viscosity modifiers, impact modifiers, gas barrier resins, polymer modifiers, rheology modifiers, antibacterial agents, vapor pressure modifiers, UV absorbers, cross-linking agents, permeability modifiers, bitterants, propellants and acid catchers.
9 . A process of forming a foam comprising:
(a) adding a foamable composition to a blowing agent; and,
(b) reacting said foamable composition under conditions effective to form a foam,
wherein said blowing agent comprises the composition according to claim 1 .
10 . A foam formed by the process according to claim 9 .
11 . A foam comprising a polymer and the composition according to claim 1 .
12 . A pre-mix composition comprising a foamable component and a blowing agent, said blowing agent comprising the composition according to claim 1 .
13 . A process for producing refrigeration comprising;
(a) condensing the composition according to claim 1 ; and,
(b) evaporating said composition in the vicinity of a body to be cooled.
14 . A heat transfer system comprising a heat transfer medium, wherein said heat transfer medium comprises the composition according to claim 1 .
15 . A method of cleaning a surface comprising bringing the composition according to claim 1 into contact with said surface.
16 . An aerosol product comprising a component to be dispensed and a propellant, wherein said propellant comprises the composition according to claim 1 .
17 . A method for extinguishing or suppressing a flame comprising dispensing the composition according to claim 1 at said flame.
18 . A system for preventing or suppressing a flame comprising a vessel containing the composition according to claim 1 and a nozzle to dispense said composition toward an anticipated or actual location of said flame.
19 . A process for dissolving a solute comprising contacting and mixing said solute with a sufficient quantity of the composition according to claim 1 .
20 . A method for preventing or rapidly quenching an electric discharge in a space in a high voltage device comprising injecting a gaseous dielectric into said space, wherein said gaseous dielectric comprises the composition according to claim 1 .
21 . A high voltage device comprising a gaseous dielectric, wherein said gaseous dielectric comprises the composition according to claim 1 .
22 . The high voltage device according to claim 21 selected from the group consisting of a transformer, a circuit breaker, a switch and a radar waveguide.