Novel trichloromonofluoromethane-alcohol azeotropes
AssigneeAllied Chemical Corporation
InventorsFrancis J. Figiel, Robert J. Tepper, Michael L. Dunn
Life of this patent
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Abstract
A composition which boils at a substantially constant temperature consisting essentially of trichloromonofluoromethane and an alcohol selected from ethanol, isopropanol or mixtures thereof and the process for using the composition in cleaning and lubricating applications.
Claims6
A composition consisting essentially of about 98.9 weight percent trichloromonofluoromethane and about 1.1 weight percent ethanol which has a boiling point at 760 mm of mercury of about 23.5.degree.C.
A composition consisting essentially of 99.5 weight percent trichloromonofluoromethane and about 0.5 weight percent isopropanol which has a boiling point at 760 mm of mercury of about 24.8.degree.C.
A composition consisting essentially of about 98.6 weight percent trichloromonofluoromethane, about 0.7 weight percent ethanol and about 0.7 weight percent isopropanol which has a boiling point at 760 mm of mercury of about 24.5.degree.C.
Dependencies are inferred from the claim text.