| 摘要 |
PROBLEM TO BE SOLVED: To obtain a mist oil composition capable of having enough ultimate amount of oil in lubricating parts, generating little straight mist and suitable in mist oil feeding. SOLUTION: This mist oil composition is prepared by blending a high molecular weight polymer having 120000-1000000 weight average molecular weight with a low molecular weight polymer having 1000-100000 molecular weight and, if needed, at least one agent selected from an extreme pressure agent and an oiliness improver and/or an anticorrosive agent to be added to a base oil. |
