The Lubrizol Corporation

Masahiko Ikeda

William D Abraham

Craig D Tipton

William C Ward, Jr

James L Sumiejski

Carlos L Cerda De Groote

Susie Hurley

Denise R Vermilya

The disclosed invention relates to a functional fluid comprising: at least one oil of lubricating viscosity; at least one detergent, the detergent contributing an amount of metal to the functional fluid equal to a concentration in the range from about 0.015 to about 1% by weight of the functional fluid, the detergent contributing an amount of basicity to the functional fluid equal to a total base number in the range from about 0.3 to about 2; and at least one friction modifier, the friction modifier comprising at least two hydrocarbyl groups attached to a polar group or atom (eg., a nitrogen atom).

Functional fluid

A composition suitable for use as a lubricant for a transmission includes an oil of lubricating viscosity; a dispersant; a calcium detergent; a magnesium detergent; and an inorganic phosphorus compound. At least one of the dispersant or detergent components is borated.

Continuously variable transmission fluids comprising a combination of calcium-and magnesium-overbased detergents

Growing community of inventors

Aichi, Japan

Masahiko Ikeda