Claims
- 1. 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.
- 2. Azeotrope-like compositions which consist essentially of the compositions defined in claim 1.
- 3. The method of cleaning a solid surface which comprises treating said surface with an azeotrope-like composition as defined in claim 2.
- 4. The method of cleaning a solid surface as described in claim 3 in which the solid surface is a printed circuit board contaminated with solder flux.
RELATED APPLICATIONS
Co-pending application Ser. No. 638,237, filed Dec. 8, 1975 now abandoned of which this application is a continuation-in-part.
Co-pending application Ser. No. 638,235, filed Dec. 8, 1975 and continuation-in-part application thereof, Ser. No. 741,635, filed Nov. 16, 1976.
US Referenced Citations (7)
Continuation in Parts (1)
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Number |
Date |
Country |
Parent |
638237 |
Dec 1975 |
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