A composition for use in cleaning metal components having Hansen Solubility Parameters for the composition of δ.sub.D≥15, δ.sub.P<6, and δ.sub.H from about 5.5 to about 6.9. The composition includes a blend of organic solvents, none of which are classified as a volatile organic compound, a hazardous air pollutant, or a potential carcinogen, or exhibit a vapor pressure of less than 0.1 mmHg at 20° C. Further, the blend of organic solvents includes a halogenated aromatic solvent having one or more halide groups and from 6 to 8 carbon atoms, an organic solvent having one or more ester functional group and from 3 to 9 carbon atoms, and one or more of a linear or branched hydrocarbon solvent with 6-12 carbon atoms with a single polar moiety head group or a solvent containing one or more ketone functional groups and from 2 to 5 carbon atoms.

The present application provides ternary and quaternary azeotrope or azeotrope-like compositions comprising perfluoroheptene and two or more additional components, wherein the additional components are present in the composition in amounts effective to form an azeotrope composition or azeotrope-like composition with the perfluoroheptene. Methods of using the compositions provided herein in cleaning and carrier fluid applications are also provided.

The present application provides binary azeotrope or azeotrope-like compositions comprising perfluoroheptene and an additional component, wherein the additional component is present in the composition in an amount effective to form an azeotrope composition or azeotrope-like composition with the perfluoroheptene. Methods of using the compositions provided herein in cleaning and carrier fluid applications are also provided.

An azeotropic composition a formulated with 1,1,1,3,3,3,-hexafluoro-2-methoxypropane and a second component selected from the group consisting of isopropyl alcohol, ethanol, methanol, and trans-1,2-dichloroethylene. The azeotropic composition exhibits a substantially constant boiling point at a constant pressure and is useful for various cleaning and degreasing applications.

A composition for use in cleaning metal components having Hansen Solubility Parameters for the composition of .sub.D15, .sub.P<6, and .sub.H from about 5.5 to about 6.9. The composition includes a blend of organic solvents, none of which are classified as a volatile organic compound, a hazardous air pollutant, or a potential carcinogen, or exhibit a vapor pressure of less than 0.1 mmHg at 20 C. Further, the blend of organic solvents includes a halogenated aromatic solvent having one or more halide groups and from 6 to 8 carbon atoms, an organic solvent having one or more ester functional group and from 3 to 9 carbon atoms, and one or more of a linear or branched hydrocarbon solvent with 6-12 carbon atoms with a single polar moiety head group or a solvent containing one or more ketone functional groups and from 2 to 5 carbon atoms.

An azeotropic composition a formulated with 1,1,1,3,3,3,-hexafluoro-2-methoxypropane and a second component selected from the group consisting of isopropyl alcohol, ethanol, methanol, and trans-1,2-dichloroethylene. The azeotropic composition exhibits a substantially constant boiling point at a constant pressure and is useful for various cleaning and degreasing applications.

A composition comprising: (i) 1,1-difluoroethene (vinylidene fluoride, R-1132a); (ii) carbon dioxide (CO.sub.2, R-744); (iii) pentafluoroethane (R-125); and (iv) one or more of trifluoromethane (R-23) and hexafluoroethane (R-116).

An azeotropic composition a formulated with 1,1,1,3,3,3,-hexafluoro-2-methoxypropane and a second component selected from the group consisting of isopropyl alcohol, ethanol, methanol, and trans-1,2-dichloroethylene. The azeotropic composition exhibits a substantially constant boiling point at a constant pressure and is useful for various cleaning and degreasing applications.

The present invention aims to solve the above mentioned problems by providing a new azeotrope-like composition that can be used for a wide range of industrial purposes. The provision of an azeotrope-like composition including 93.0-99.0 weight percent Z-1,1,1,4,4,4-hexafluoro-2-buteine and 0.1-7 weight percent isopropanol.

The use of an alcoholic compound to improve the miscibility of ammonia with 2,3,3,3-tetrafluoropropene, as well as to compositions of ammonia, 2,3,3,3-tetrafluoropropene and an alcoholic compound, and the use thereof, in particular in heat-transfer applications. A composition including 2,3,3,3-tetrafluoropropene, ammonia and an alcoholic compound having a melting point less than or equal to 0 C.