| 摘要 |
PURPOSE:To provide a lubricant compsn. with excellent wear resistance, heat stability, etc., and suitable for an refrigerator oil by compounding a base oil of a mineral oil type and(or) a synthetic oil type with a specified amt. of a specified halogenated phosphate. CONSTITUTION:A halogenated phosphate of the formula (wherein X, Y and Z are each a 1-12C alkyl, an oxygen-substd. alkyl, a phenyl, a cresyl, a xylyl or a halogenated derivative thereof and the sum of the halogen atoms incorpo rated in X, Y and Z is 1-9) is prepd. As the particular example of the halogenated phosphate, tris(dichloropropyl) phosphate and tris(chloroethyl) phos phate can be cited. Then 0.01-5 pts.wt. said phosphate as an essential component is added to 100 pts.wt. base oil of a mineral oil type and(or) a synthetic oil type to prepare a lubricant compsn. |
