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US 4,052,328 AGranted
Azeotrope-like compositions of trichlorotrifluoroethane, ethanol, isopropanol and nitromethane
AssigneeAllied Chemical Corporation
InventorFrancis J. Figiel
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Abstract
Solvent cleaning compositions composed of azeotrope-like mixtures of 1,1,2-trichloro-1,2,2-trifluoroethane, ethanol, isopropanol and nitromethane.
Claims4
Azeotrope-like compositions comprising about 94.8 weight percent 1,1,2-trichloro-1,2,2-trifluoroethane, about 2.4 weight percent ethanol, about 0.9 weight percent isopropanol and about 1.9 weight percent nitromethane.
Dependencies are inferred from the claim text.