Patent ID: 6420321
Filing Date: 2002-07-16
Classification: C10M,C10N

Abstract:
A fluorine-based oil composition for actuator rolling bearings comprising:(A) a fluorine-based oil; and (B) an additive of the general formula (i) Zâ€”Yâ€”Zâ€ƒâ€ƒ(i) wherein Z represents a fluorinated ether group of the formula (ii) in which m is an integer of 1 to 50, and Y represents an aliphatic diamido group of the general formula (iii) in which n is an integer of 1 to 30, or an alicyclic diamido group of the general formula (iv) or an aromatic diamido group of the general formula (v) or a cyclic diamido group of the general formula (vi) wherein the weight ratio of the fluorine-based oil (A) and the additive (B) is from 80 to 99.9:20 to 0.1.