| abstract |
The present invention has a low global warming coefficient, and in particular, at least one fluorine-containing organic compound selected from a refrigerant represented by the present invention, such as a compound represented by the following molecular formula A, or a fluorine-containing organic compound and a saturated fluorinated hydrocarbon. Provided is a lubricating oil composition for a refrigerator using a refrigerant containing a combination of compounds, wherein the base oil contained in the composition provides a lubricating oil composition for a refrigerator, wherein the hydroxyl group contains a polyvinyl ether derivative having a hydroxyl value of 17 mgKOH / g or less. <Molecular Formula A> C p O q F r R s [Wherein R represents Cl, Br, I or H, p is 1 to 6, q is 0 to 2, r is 1 to 14, s is an integer of 0 to 13, provided that when q is 0, p is 2 to 6 and has at least one carbon-carbon unsaturated bond in the molecule] |