AZEOTROPE-LIKE COMPOSITIONS OF TRICHLOROTRIFLUOROETHANE, ACETONE, NITROMETHANE AND HEXANE

Azeotrope-like compsns. comprises 72.7-87.8 wt.% 1,1,2trichloro- 1,2,2,-trifluoroethane, 10.0-16.6 wt.% acetone, 0.0051.5 wt.% nitromethane and 0.2-10.6 wt.% hexane. The hexane is pref. n-hexane, 2- or 3- methylpentane, 2,2- or 2,3- dimethylbutane, or isohexane. The compsns. are useful for vapour de...

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Hauptverfasser: BASU RAJAT S, WILSON DAVID P, FIGIRL FRANCIS J, COLBERT AARON, LUND EARL E.A, SZAFRANSKI EUGENE F
Format: Patent
Sprache:eng
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Zusammenfassung:Azeotrope-like compsns. comprises 72.7-87.8 wt.% 1,1,2trichloro- 1,2,2,-trifluoroethane, 10.0-16.6 wt.% acetone, 0.0051.5 wt.% nitromethane and 0.2-10.6 wt.% hexane. The hexane is pref. n-hexane, 2- or 3- methylpentane, 2,2- or 2,3- dimethylbutane, or isohexane. The compsns. are useful for vapour degreasing and solvent cleaning applications.