| 摘要 |
PURPOSE:To obtain the subject lubricant having excellent miscibility with a fluorocarbon-based coolant not containing chlorine, low moisture absorption, high volume resistivity and capable of improving electrical insulation properties containing neopentyl polyol ester of a specific fatty acid. CONSTITUTION:The aimed lubricant contains neopentyl polyol ester of 2-6C fatty acid (preferably butanoic acid, pentanoic acid, 2-methyl propanoic acid or 2-methyl butanoic acid). |
