Azeotrope-like compositions of 1,1,2,3-tetrachloropropene and hydrogen fluoride
View Patent ↗An azeotrope-like composition consisting essentially of 1,1,2,3-tetrachloropropene and hydrogen fluoride is provided, as well as methods that involve such an azeotrope-like composition.
1. A composition comprising an azeotrope-like mixture consisting essentially of 1,1,2,3-tetrachloropropene and hydrogen fluoride.
2. The composition of claim 1 wherein said azeotrope-like mixture consists essentially of from about 1 to about 95 weight percent hydrogen fluoride and from about 5 to about 99 weight percent 1,1,2,3-tetrachloropropene.
3. The composition of claim 2 wherein said composition consists essentially of said azeotrope-like mixture.
4. The composition of claim 2 wherein said composition consists of said azeotrope-like mixture.
5. The composition of claim 2 wherein said composition is in a dispensed form selected from the group consisting of aerosol and spray.
6. The composition of claim 1 wherein said azeotrope-like mixture consists essentially of from about 5 to about 95 weight percent hydrogen fluoride and from about 5 to about 95 weight percent 1,1,2,3-tetrachloropropene.
7. The composition of claim 6 wherein said composition consists essentially of said azeotrope-like mixture.
8. The composition of claim 6 wherein said composition consists of said azeotrope-like mixture.
9. The composition of claim 6 wherein said composition is in a dispensed form selected from the group consisting of aerosol and spray.
10. The composition of claim 1 wherein said azeotrope-like mixture consists essentially of from about 55 to about 95 weight percent hydrogen fluoride and about 5 to about 45 weight percent 1,1,2,3-tetrachloropropene.
11. The composition of claim 10 wherein said composition consists essentially of said azeotrope-like mixture.
12. The composition of claim 10 wherein said composition consists of said azeotrope-like mixture.
13. The composition of claim 10 wherein said composition is in a dispensed form selected from the group consisting of aerosol and spray.
14. The composition of claim 1 , wherein said azeotrope-like mixture has a boiling point of from about 0° C. to about 60° C. at a pressure of from about 7 psia to about 58 psia.
15. The composition of claim 1 further comprising at least one component selected from inert diluent, cleaning agent, propellant, co-propellant, and co-solvent.
16. The composition of claim 15 having at least about 50 weight percent of said azeotrope-like mixture.
17. The composition of claim 15 having at least about 95 weight percent of said azeotrope-like mixture.
18. A method for fluorinating an organic compound comprising:
a. providing an azeotrope-like composition consisting essentially of 1,1,2,3-tetrachloropropene and hydrogen fluoride; and
b. reacting at least a portion of said 1,1,2,3-tetrachloropropene in the vapor phase with a fluorinating agent to produce at least one fluorinated organic compound.
19. A method for reducing the boiling point of a hydrochloropropane comprising blending effective amounts of 1,1,2,3-tetrachloropropene and hydrogen fluoride to form an azeotrope-like mixture consisting essentially of 1,1,2,3-tetrachloropropene and hydrogen fluoride.