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US 2021/0047567 A1Published application
Azeotropic compositions comprising hydrogen fluoride and fluorocarbons
AssigneeThe Chemours Company Fc, LLC
InventorsJeffrey P. Knapp, Sheng Peng, Olagappan Muthu
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Abstract
The present application discloses compositions comprising hydrogen fluoride and fluorinated compounds (e.g., hydrochlorofluorocarbons), wherein the fluorinated compound is present in the composition in an amount effective to form an azeotrope composition or azeotrope-like composition with the hydrogen fluoride.
Claims11
1-6. (canceled)
A composition comprising,
- i) hydrogen fluoride, and
- ii) a compound selected from the group consisting of:
- 2,3-dichlorohexafluoro-2-butene;
- (E)-2,3-dichlorohexafluoro-2-butene;
- and
- (Z)-2,3-dichlorohexafluoro-2-butene;
- wherein the compound is present in an amount effective to form an azeotrope or an azeotrope-like composition with the hydrogen fluoride.
4 more elements
14-30. (canceled)
32-33. (canceled)
Dependencies are inferred from the claim text.