摘要 |
Lubricant (I) comprises (A) base oils based on mineral oils or mixts. of these with synthetic lubricating liqs., or exclusively on base oils based on synthetic lubricating liqs., the synthetic lubricating liqs. being (a) dialkyl benzenes or mixts. of mono- and dialkyl benzenes contg. (un)branched 1-20C alkyl gps., and/or (b) poly-alpha-olefins; and additives. The additives used are (1) one or more organic phosphates of formula R1-O-P(=O)(-O-R2)(-O-R3) in which R1, R2 and R3 are alkyl, aryl or alkylaryl having 1-15C atoms, in amt. of 0.01-10%, based on the total wt. of the lubricant; (2) one or more organic phosphites of formula R1-O-P(-O-R2)(-O-R3) in which R1, R2 and R3 are as above, in amt. of 0.001-1%, based on the total wt. of the lubricant; and (3) one or more organic or halogenorganic silicones in amt. of 0-100 mg, based on 1 kg total wt. of the lubricant.
|