| abstract |
PROBLEM TO BE SOLVED: To provide a cutting oil base composition which has performance applicable to cutting or grinding of metal working, is water-soluble, has good biodegradability, and does not generate dioxin during incineration. To do. (A) At least one selected from the group consisting of a drying oil, a drying oil, a drying oil mono-glyceride, a drying oil di-glyceride, a drying oil mono-glyceride, and a drying oil di-glyceride. As described above, (b) drying oil fatty acids and / or non-drying oil fatty acids, (c) polyhydric alcohols, And (d) a composition comprising a basic compound, wherein the composition has a flash point of 70 ° C. or more and a heating residue after heating at 105 ° C. for 1 hour is 60% by weight or more. |