| 摘要 |
PURPOSE:The titled mixture suitable for heat pump. etc., having high heat recovery efficiency, slightly being influenced by various metallic materials of each part of devices, lubricant, water content, etc., comprising n-perfluorooctane and a specific halogenated hydrocarbon as essential components. CONSTITUTION:The aimed mixture comprising (A) n-perfluorooctane (n-C8F18), and (B) a halogenated hydrocarbon (preferably 1-4C hydrocarbon, such as CCl4, CHBrCl2, CCl3, CCl3, CHClFCCl2F, CCl2=CCl2, etc.) having 5-110 deg.C standard boiling point difference between the components A and B, as essential components. |
