Patent application number | Description | Published |
20090270531 | LUBRICATING OIL ADDITIVE COMPOSITION AND METHOD OF MAKING THE SAME - A post-treated polymeric dispersant which comprises reacting (I) a post-treating agent selected from a cyclic carbonate, a linear mono-carbonate, a linear poly-carbonate, an aromatic polycarboxylic acid or an aromatic polycarboxylic anhydride or an aromatic polycarboxylic acid ester and (II) an oil-soluble lubricating oil additive composition prepared by the process which comprises reacting a copolymer, with at least one ether compound and with at least one aliphatic compound capable of reacting with at least one monocarboxylic acid or ester thereof, or dicarboxylic acid, anhydride or ester thereof. | 10-29-2009 |
20100160192 | LUBRICATING OIL ADDITIVE COMPOSITION AND METHOD OF MAKING THE SAME - An oil-soluble lubricating oil additive composition prepared by a process which comprises reacting a succinimide, succinamide or mixtures thereof with a first post-treating agent, thereby producing an initial post-treated product which is reacted with a second post-treating agent. | 06-24-2010 |
20100160198 | FRICTION MODIFIERS AND/OR WEAR INHIBITORS DERIVED FROM HYDROCARBYL AMINES AND CYCLIC CARBONATES - A lubricating oil composition comprising a major amount of base oil of lubricating viscosity and a minor amount of an additive comprising the reaction product obtained by reacting a cyclic carbonate and a hydrocarbyl amine having the formula: | 06-24-2010 |
20110077180 | PREPARATION OF A SULFURIZED MOLYBDENUM AMIDE COMPLEX AND ADDITIVE COMPOSITIONS HAVING LOW RESIDUAL ACTIVE SULFUR - The invention is directed to oil soluble additive compositions, lubricating oil compositions derived from a process for preparing a sulfurized oil soluble molybdenum complex having reduced active sulfur comprising: reacting an acidic molybdenum compound with an amide derived from a carboxylic acid component an polyamine component in a ratio from 2:1 to 1:1; there after sulfurizing to provide a sulfurized oil soluble molybdenum which is subsequently treated with at least one compound capable of reacting with the active sulfur of step b). | 03-31-2011 |