| abstract |
PROBLEM TO BE SOLVED: To provide a greenhouse effect without deteriorating ozone layer destruction without deteriorating the excellent properties such as detergency and low toxicity of chlorofluorocarbon-based hydrocarbons and chlorine-based hydrocarbons. Small novel azeotropic and azeotrope-like compositions are provided. SOLUTION: 1,1,1,2,3,3-hexafluoro- represented by the following formula (1) CF 3 CHFCF 2 OCH 2 CF 3 (1) An azeotropic composition or azeotropic composition comprising 3- (2,2,2-trifluoroethoxy) propane and one alcohol selected from methanol, ethanol and 2-propanol. |