Azeotrope-Like Compositions Comprising Trans-1-Chloro-3,3,3-Trifluoropropene

Abstract

An azeotrope-like mixture consisting essentially of chlorotrifluoropropene and at least one component selected from the group consisting of pentane, hexane, methanol, and trans-1,2-dichloroethene.

What is claimed is: 
     
         1 . A composition comprising an azeotrope-like mixture consisting essentially of trans-1-chloro-3,3,3-trifluoropropene and at least one component selected from the group consisting of pentane, hexane, methanol, and trans-1,2-dichloroethene. 
     
     
         2 . The composition of  claim 1  wherein said azeotrope-like mixture is a binary mixture consisting essentially of trans-1-chloro-3,3,3-trifluoropropene and a compound selected from the group consisting of pentane, hexane, methanol, and trans-1,2-dichloroethylene. 
     
     
         3 . The composition of  claim 1  wherein said azeotrope-like mixture is a ternary mixture consisting essentially of trans-1-chloro-3,3,3-trifluoropropene and two compounds selected from the group consisting of pentane, hexane, methanol, and trans-1,2-dichloroethylene. 
     
     
         4 . The composition of  claim 1  wherein said azeotrope-like mixture consists essentially of trans-1-chloro-3,3,3-trifluoropropene and methanol. 
     
     
         5 . The composition of  claim 4  wherein said azeotrope-like mixture consists essentially of about 70 to about 99.95 wt. % trans-1-chloro-3,3,3-trifluoropropene and about 0.05 to about 30 wt. % methanol at a temperature of about 17.15±1° C. and at pressure of about 14 psia. 
     
     
         6 . The composition of  claim 1  wherein said azeotrope-like mixture consists essentially of trans-1-chloro-3,3,3-trifluoropropene and n-pentane. 
     
     
         7 . The composition of  claim 6  wherein said azeotrope-like mixture consists essentially of about 65 to about 99.95 wt. % trans-1-chloro-3,3,3-trifluoropropene and about 0.05 to about 35 wt. % n-pentane at a temperature of about 17.4±1° C. and at pressure of about 14 psia. 
     
     
         8 . The composition of  claim 1  wherein said azeotrope-like mixture consists essentially of trans-1-chloro-3,3,3-trifluoropropene and isopentane. 
     
     
         9 . The composition of  claim 8  wherein said azeotrope-like mixture consists essentially of about 60 to about 99.95 wt. % trans-1-chloro-3,3,3-trifluoropropene and about 0.05 to about 40 wt. % isopentane at a temperature of about 16.8±1° C. and at pressure of about 14 psi. 
     
     
         10 . The composition of  claim 1  wherein said azeotrope-like mixture consists essentially of trans-1-chloro-3,3,3-trifluoropropene and neopentane. 
     
     
         11 . The composition of  claim 10  wherein said azeotrope-like mixture consists essentially of about 5 to about 70 wt. % trans-1-chloro-3,3,3-trifluoropropene and about 30 to about 95 wt. % neopentane at a temperature of about 7.7±1° C. and at pressure of about 14 psia. 
     
     
         12 . The composition of  claim 1  wherein said azeotrope-like mixture consists essentially of trans-1-chloro-3,3,3-trifluoropropene and isohexane. 
     
     
         13 . The composition of  claim 12  wherein said azeotrope-like mixture consists essentially of about 60 to about 99.95 wt. % trans-1-chloro-3,3,3-trifluoropropene and about 0.05 to about 40 wt. % isohexane at a temperature of about 17.4±1° C. and at pressure of about 14 psia. 
     
     
         14 . The composition of  claim 1  wherein said azeotrope-like mixture consists essentially of trans-1-chloro-3,3,3-trifluoropropene and trans-1,2-dichloroethene. 
     
     
         15 . The composition of  claim 14  wherein said azeotrope-like mixture consists essentially of about 60 to about 99.95 wt. % trans-1-chloro-3,3,3-trifluoropropene and about 0.05 to about 40 wt. % transl,2-dichloroethene at a temperature of about 17.8±1° C. and at pressure of about 14 psia. 
     
     
         16 . The composition of  claim 1  wherein said azeotrope-like mixture consists essentially of trans-1-chloro-3,3,3-trifluoropropene, methanol, and n-pentane. 
     
     
         17 . The composition of  claim 16  wherein said azeotrope-like mixture consists essentially of about 55 to about 99.90 wt. % trans-1-chloro-3,3,3-trifluoropropene, about 0.05 to about 10 wt. % methanol, and about 0.05 to about 35 wt. % n-pentane at a temperature of about 17.4±1° C. and at pressure of about 14 psia. 
     
     
         18 . The composition of  claim 1  wherein said azeotrope-like mixture further comprises nitromethane. 
     
     
         19 . A blowing agent comprising an azeotrope-like mixture according to  claim 1 , and, optionally, co-blowing agents, fillers, vapor pressure modifiers, flame suppressants, and stabilizers. 
     
     
         20 . A sprayable composition comprising an azeotrope-like mixture according to  claim 1 , an active ingredient, and, optionally, inert ingredients and/or solvents.