|
(11) | EP 0 978 554 A3 |
(12) | EUROPEAN PATENT APPLICATION |
|
|
|
|
|||||||||||||||||||||||
(54) | Turbine and R&O oils containing neutral rust inhibitors |
(57) A composition suitable for use as a turbine or rust and oxidation (R&G) oil comprising
a major portion of a base oil and (A) at least one neutral rust inhibitor, wherein
the base oil has a viscosity index of greater than 80, a saturates content of greater
than 90 wt% and a sulfur content of 0.5 wt% or less providing improved filterability. Further improved hydrolytic stability may be obtained by the addition of (B) a compound of the formula: |