REFRIGERATOR OIL COMPOSITION FOR HFC

摘要

PURPOSE:To improve the durability and reliability in the system in which HFC refrigerant is used without causing troubles in the componential parts. CONSTITUTION:In the oil composition for refrigerators which is used by the coexistence of hydrofluorocarbon refrigerant, the oil composition is composed of fluorine-containing oil, hydrocarbon oil and a synthetic oil having some polar groups.