The present invention is directed to lubricating oils exhibiting improved resistance to oxidation and deposit/sludge formation comprising a lubricant base oil and an effective amount of a catalytic antioxidant comprising one or more polymetal organometallic compound, to a method for improving the antioxidancy and the resistance to deposit/sludge formation of formulated lubricating oil compositions by the addition thereto of an effective amount of the aforementioned polymetal organometallic compound, and to an additive concentrate containing the aforementioned polymetal organometallic compound.
申请公布号
WO2008039345(A2)
申请公布日期
2008.04.03
申请号
WO2007US20331
申请日期
2007.09.19
申请人
EXXONMOBIL RESEARCH AND ENGINEERING COMPANY;HABEEB, JACOB, J.;RUCKER, STEVEN, P.;LANDIS, MICHAEL, E.;PATIL, ABHIMANYU, O.
发明人
HABEEB, JACOB, J.;RUCKER, STEVEN, P.;LANDIS, MICHAEL, E.;PATIL, ABHIMANYU, O.