| 摘要 |
A lubricating oil composition for refrigerator is formed by adding an organic compound that includes a double bond in the molecule such as alpha-olefin or conjugated diene to a base oil. Capable of being stably used for a long time in the presence of oxygen, the lubricating oil composition for refrigerator according to the invention is suitable for an open-type car air-conditioner, an electric driven car air-conditioner, a gas heat pump, an air conditioning device, a refrigerator, a vending machine, a showcase, various hot-water supply systems or a heating/cooling system.
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