Back to results
US 2022/0089982 A1Published application
Quaternary azeotrope and azeotrope-like compositions for solvent and cleaning applications
AssigneeThe Chemours Company Fc, LLC
InventorsRAYMOND WU, MICHAEL R. FRASER, HARRISON K. MUSYIMI, LUKE DAVID SIMONI
Life of this patent
Estimating the term…
Abstract
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.
Claims47
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 C1-6 alcohol, a C3-6 ketone, a C5-8 alkane, a C3-6 cycloalkane, and a C1-6 alkyl acetate.
2 more elements
Dependencies are inferred from the claim text.