| 摘要 |
PURPOSE:To provide a mixed fluorochlorohydrocarbon solvent composition and an azeotrope-like solvent composition each usable as a sustitute for trichlorotrifluoroethane. CONSTITUTION:The title mixed solvent composition comprises CF3CF2CHCl2 (R225ca) and/or CClF2CF2CHClF (R225cb), CCl2FCClF2 (R113), a 5-8C hydrocarbon, and at least one member selected from among methanol, ethanol and 2- propanol. |
