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.
1 . An azeotrope or azeotrope-like composition, comprising:
i) trans-1,2-dichloroethylene;
ii) a second component selected from a hydrofluoroolefin, a hydrofluoroether, a hydrochlorofluoroolefin, and an alkyl perfluoroalkene ether;
iii) a third component which is a hydrofluorocarbon; and
iv) a fourth component selected from a C 1-6 alcohol, a C 3-6 ketone, a C 5-8 alkane, a C 3-6 cycloalkane, and a C 1-6 alkyl acetate.
2 . The composition of claim 1 , wherein the second component is a hydrofluoroolefin.
3 . The composition of claim 2 , wherein the hydrofluoroolefin is (Z)-1,1,1,4,4,4-hexafluoro-2-butene.
4 . The composition of claim 1 , wherein the second component is a hydrofluoroether.
5 . The composition of claim 4 , wherein the hydrofluoroether is selected from HFE-7000, HFE-7100, HFE-7200, HFE-7300, HFE-347pc-f, and 1,1,1,2,2,3,4,5,5,5-decafluoro-3-methoxy-4-(trifluoromethyl)pentane.
6 . The composition of claim 4 , wherein the hydrofluoroether is 1,1,1,2,2,3,4,5,5,5-decafluoro-3-methoxy-4-(trifluoromethyl)pentane.
7 . The composition of claim 1 , wherein the second component is a hydrochlorofluoroolefin.
8 . The composition of claim 7 , wherein the hydrochlorofluoroolefin is selected from HCFO-1233zd(Z), HCFO-1233zd(E), and HCFO-1233yd(Z).
9 . The composition of claim 1 , wherein the second component is an alkyl perfluoroalkene ether.
10 . The composition of claim 9 , wherein the alkyl perfluoroalkene ether is methyl perfluoroheptene ether.
11 . The composition of claim 10 , wherein methyl perfluoroheptene ether comprises a mixture of about 50 weight percent 5-methoxy perfluoro-3-heptene, about 20 weight percent 3-methoxy perfluoro-3-heptene, about 20 weight percent 4-methoxy perfluoro-2-heptene, and about 8 weight percent 4-methoxy perfluoro-3-heptene.
12 . The composition of claim 11 , wherein the composition comprises about 1 to about 5 weight percent methyl perfluoroheptene ether.
13 . The composition of claim 11 , wherein the composition comprises about 3 to about 5 weight percent methyl perfluoroheptene ether.
14 . The composition of claim 1 , wherein the third component is selected from 1,1,2,2,3,3,4-heptafluorocyclopentane, 1,1,1,3,3-pentafluorobutane, and 1, 1,1,3,3-pentafluoropropane.
15 . The composition of claim 1 , wherein the third component is 1,1,2,2,3,3,4-heptafluorocyclopentane.
16 . The composition of claim 15 , wherein the composition comprises about 10 to about 15 weight percent 1,1,2,2,3,3,4-heptafluorocyclopentane.
17 . The composition of claim 15 , wherein the composition comprises about 11 to about 13 weight percent 1,1,2,2,3,3,4-heptafluorocyclopentane.
18 . The composition of claim 1 , wherein the fourth component is a C 1-6 alcohol.
19 . The composition of claim 18 , wherein the C 1-6 alcohol is selected from methanol, ethanol, and isopropanol.
20 . The composition of claim 18 , wherein the C 1-6 alcohol is ethanol.
21 . The composition of claim 20 , wherein the composition comprises about 1 to about 5 weight percent ethanol.
22 . The composition of claim 20 , wherein the composition comprises about 2 to about 4 weight percent ethanol.
23 . The composition of claim 1 , wherein the fourth component is a C 3-6 ketone.
24 . The composition of claim 23 , wherein the C 3-6 ketone is acetone.
25 . The composition of claim 1 , wherein the fourth component is a C 6-8 alkane.
26 . The composition of claim 25 , wherein the C 6-8 alkane is n-hexane.
27 . The composition of claim 1 , wherein the fourth component is a C 3-6 cycloalkane.
28 . The composition of claim 27 , wherein the C 3-6 cycloalkane is cyclopentane.
29 . The composition of claim 1 , wherein the fourth component is a C 1-6 alkyl acetate.
30 . The composition of claim 29 , wherein the C 1-6 alkyl acetate is ethyl acetate.
31 . The composition of claim 1 , wherein the composition comprises about 75 to about 85 weight percent trans-1,2-dichloroethylene.
32 . The composition of claim 1 , wherein the composition comprises about 79 to about 81 weight percent trans-1,2-dichloroethylene.
33 . The composition of claim 1 , wherein the composition comprises:
i) about 75 to about 85 weight percent trans-1,2-dichloroethylene;
ii) about 1 to about 5 weight percent methyl perfluoroheptene ether;
iii) about 10 to about 15 weight percent 1,1,2,2,3,3,4-heptafluorocyclopentane; and
iv) about 1 to about 5 weight percent ethanol.
34 . The composition of claim 1 , wherein the composition comprises:
i) about 79 to about 81 weight percent trans-1,2-dichloroethylene;
ii) about 3 to about 5 weight percent methyl perfluoroheptene ether;
iii) about 11 to about 13 weight percent 1,1,2,2,3,3,4-heptafluorocyclopentane; and
iv) about 2 to about 4 weight percent ethanol.
35 . The composition of claim 1 , wherein the composition comprises:
i) about 81 weight percent trans-1,2-dichloroethylene;
ii) about 4 weight percent methyl perfluoroheptene ether;
iii) about 12 weight percent 1,1,2,2,3,3,4-heptafluorocyclopentane; and
iv) about 3 weight percent ethanol.
36 . The composition of claim 35 , wherein the composition has a boiling point of about 44° C. to about 46° C. at a pressure of about 101 kPa.
37 . The composition of claim 1 , wherein the composition consists essentially of trans-1,2-dichloroethylene, methyl perfluoroheptene ether, 1,1,2,2,3,3,4-heptafluorocyclopentane, and ethanol.
38 . The composition of claim 1 , wherein the composition consists of trans-1,2-dichloroethylene, methyl perfluoroheptene ether, 1,1,2,2,3,3,4-heptafluorocyclopentane, and ethanol.
39 . The composition of claim 1 , wherein the composition is an azeotrope composition.
40 . The composition of claim 1 , wherein the composition is an azeotrope-like composition.
41 . The composition of claim 1 , wherein the composition comprises:
i) about 75 to about 85 weight percent trans-1,2-dichloroethylene;
ii) about 1 to about 5 weight percent methyl perfluoroheptene ether;
iii) about 10 to about 15 weight percent 1,1,2,2,3,3,4-heptafluorocyclopentane; and
iv) about 1 to about 5 weight percent isopropanol.
42 . The composition of claim 1 , wherein the composition comprises:
i) about 70 to about 80 weight percent trans-1,2-dichloroethylene;
ii) about 5 to about 15 weight percent 1,1,1,2,2,3,4,5,5,5-decafluoro-3-methoxy-4-(trifluoromethyl)pentane;
iii) about 5 to about 10 weight percent 1,1,2,2,3,3,4-heptafluorocyclopentane; and
iv) about 1 to about 5 weight percent n-hexane.
43 . A process for dissolving a solute, comprising contacting and mixing said solute with a sufficient quantity of the composition of claim 1 .
44 . A process of cleaning a surface, comprising contacting the composition of claim 1 with said surface.
45 . A process for removing at least a portion of water from the surface of a wetted substrate, comprising contacting the substrate with the composition of claim 1 , and then removing the substrate from contact with the composition.
46 . The process of claim 45 , wherein composition further comprises at least one surfactant suitable for dewatering or drying the substrate.
47 . A process of depositing a fluorolubricant on a surface, comprising:
a) combining a fluorolubricant and a solvent to form a lubricant-solvent combination, wherein the solvent comprises a composition of claim 1 ;
b) contacting the lubricant-solvent combination with the surface; and
c) evaporating the solvent from the surface to form a fluorolubricant coating on the surface.