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Lubrizol Corporation

Lubrizol Corporation Patent applications
Patent application numberTitlePublished
20090156438Engine Lubricant for Improved Fuel Economy - A lubricant composition comprising an oil of lubricating viscosity, an amino-functionalized acrylic or methacrylic-containing polymer, comprising about 2 percent to about 8 percent by weight of an amine moiety bearing a tertiary amino group, attached to said polymer through an ester, amide, or imide linkage; and a nitrogen-containing dispersant, provides reduced friction to an internal combustion engine and improved fuel economy.06-18-2009
20080269087Method of Lubricating an Internal Combustion Engine - The invention provides a method of lubricating an internal combustion engine comprising supplying to said engine a dispersion, the dispersion comprises: (a) a metal base; (b) a surfactant; and (c) an organic medium in which the metal base is uniformly dispersed by physical processes, wherein the metal base has a mean average particle size of at least 10 nanometres to less than 1 μm; and the dispersion has a solids content of greater than 15 wt %. The invention further provides a lubricant composition containing said dispersion.10-30-2008