LUBRICATING COMPOSITION CONTAINING METAL SALIXARATE AS DETERGENT

    公开(公告)号:WO2005061682A3

    公开(公告)日:2005-07-07

    申请号:PCT/US2004/040895

    申请日:2004-12-07

    Abstract: The present invention provides a composition (a) a detergent package comprising: (i) a metal salixarate; and (ii) optionally a detergent other than component (a)(i); (b) a dispersant package comprising: (i) a dispersant with a carbonyl to nitrogen ratio of 1 or higher ; and (ii) a disperant with a carbonyl to nitrogen ratio of less than 1 ; (c) an antioxidant package comprising: (i) a hindered phenol; and (d) an oil of lubricating viscosity, wherein the composition has a phosphorus content of less than or equal to 800 ppm; and wherein the sulphated ash content is less than or equal to 1.1 weight percent of the composition. The invention further provides a process for preparing the composition and its use.

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