摘要 |
<p>A hydrochlorofluorocarbon azeotropic or azeotropic-like mixture comprising at least one member selected from the group consisting of hydrogen-containing fluoropropanes of the formula I: CHaClbFcCF2CHxClyFz (I) wherein a+b+c=3, x+y+z=3, a+x>/=1, b+y>/=1, and 0</=a,b,c,x,y,z</=3, and at least one member selected from the group of compounds II consisting of halogenated hydrocarbons having a boiling point of from 20 to 85 DEG C other than said hydrochlorofluoropropanes, hydrocarbons having a boiling point of from 20 to 85 DEG C and alcohols having from 1 to 4 carbon atoms.</p> |