Patent application number | Description | Published |
20090018040 | Dispersants from Condensed Polyamines - A succinimide dispersant comprising the condensation product of a hydrocarbyl-substituted succinic anhydride or reactive equivalent thereof with an alkylene polyamine, wherein the alkylene polyamine is a condensed amine, exhibits improved viscometrics. | 01-15-2009 |
20090305923 | Dispersant Viscosity Modifiers Based on Maleic Anhydride-Styrene Copolymers - An interpolymer composition comprising monomer-derived units of (i) at least one of an aliphatic olefin containing from 2 to 30 carbon atoms and a vinyl aromatic monomer, and (ii) at least one alpha, beta-unsaturated acylating agent; wherein a portion of said acylating agent monomers is esterified and wherein a portion of said acylating agent monomers is condensed with at least one aromatic amine, provides good viscosity modification and dispersancy performance. | 12-10-2009 |
20100016192 | Mannich Post-Treatment of PIBSA Dispersants for Improved Dispersion of EGR Soot - A composition of the reaction product of (a) an polyisobutylene substituted succinimide dispersant; (b) an amine component comprising at least one aromatic amine containing at least one N—H group capable of condensing with said carboxylic acid functionality; and (c) an aldehyde; which may optionally be reacted with (d) a maleinated copolymer, is a useful dispersant viscosity modifier. | 01-21-2010 |
20100130393 | Ester Dispersant Composition for Soot Handling in EGR Engines - Reaction of a carboxylic acid-containing polymer with certain aromatic amines and polyols results in ester containing dispersant viscosity modifiers with improved soot handling performance in heavy-duty diesel engines, compared with non-ester containing dispersants. | 05-27-2010 |
20100298185 | Lubricating Composition Containing a Polymer - The invention provides a lubricating composition containing an oil of lubricating viscosity, an additive containing a polymeric backbone and at least one amino group. The invention further provides for the additive to have dispersant and/or dispersant viscosity modifying properties. The lubricating composition is suitable for lubricating an internal combustion engine. | 11-25-2010 |
20110218129 | Delivery of Substantially Insoluble Additives to Functional Fluids - In accordance with the present invention, it has been discovered that an additive which is substantially insoluble in, has low solubility in and/or is otherwise incompatible with a functional fluid, may be supplied to the functional fluid by use of a gel composition and/or a solid additive composition containing the additive, such that the functional fluid can receive the benefit of the supplied additive and/or contain levels of the additive not otherwise achievable by conventional delivery method due to the incompatibility of the additive with the functional fluid. | 09-08-2011 |
20130059969 | DISPERSANT COMPOSITION - The present invention relates to a composition containing a particulate solid, a non-polar organic medium, and a compound obtained/obtainable by reacting an aromatic amine with hydrocarbyl-substituted acylating agent, wherein the hydrocarbyl-substituted acylating agent is selected from the group consisting of an oligomer or polymer from condensation polymerisation of a hydroxy-substituted C | 03-07-2013 |
20130072703 | DISPERSANT COMPOSITION - The present invention relates to a composition containing a particulate solid, a non-polar organic medium, and a compound obtained/obtainable by reacting an aromatic amine with hydrocarbyl-substituted acylating agent, wherein the hydrocarbyl-substituted acylating agent is selected from the group consisting of an oligomer or polymer from condensation polymerisation of a hydroxy-substituted C | 03-21-2013 |
20130072704 | DISPERSANT COMPOSITION - The present invention relates to a composition containing a particulate solid, a non-polar organic medium, and a compound obtained/obtainable by reacting an aromatic amine with hydrocarbyl-substituted acylating agent, wherein the hydrocarbyl-substituted acylating agent is selected from the group consisting of an oligomer or polymer from condensation polymerisation of a hydroxy-substituted C | 03-21-2013 |
20130172222 | Lubricating Composition Containing an Aromatic Compound - The invention provides a lubricating composition containing an aromatic compound and an oil of lubricating viscosity. The invention further relates to the use of the lubricating composition in an internal combustion engine. The invention further relates to the use of the aromatic compound as an antiwear agent. | 07-04-2013 |