Patent application number | Description | Published |
20100257779 | Quaternary Ammonium Salt Detergents for Use in Fuels - A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) a hydrocarbyl substituted acylating agent and a compound having an oxygen or nitrogen atom capable of condensing with said acylating agent and further having a tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a fuel composition to reduce intake valve deposits. | 10-14-2010 |
20110059881 | Sulphur Free Composition And Lubricant Composition And Methods Thereof - A composition comprises a sulphur free reaction product of: (a)(i) a hydrocarbyl substituted aromatic compound containing an acidic group selected from the group consisting of a carboxylic group, a hydroxyl group and mixtures thereof; and (a)(ii) an organic nitrogen-containing base reacted with the acidic group. The composition is obtained by a preparatory process and is useful in a method for lubricating an internal combustion engine to include where the lubricant has reduced levels of sulphur, phosphorus and sulphated ash. | 03-10-2011 |
20110143981 | Quaternary Ammonium Salt Detergents for Use in Lubricating Compositions - A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) a hydrocarbyl substituted acylating agent and a compound having an oxygen or nitrogen atom capable of condensing with said acylating agent and further having a tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a fuel composition to reduce intake valve deposits. | 06-16-2011 |
20110185626 | Quaternary Ammonium Salt Detergents for Use in Fuels - A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) a hydrocarbyl substituted acylating agent and a compound having an oxygen or nitrogen atom capable of condensing with said acylating agent and further having a tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a fuel composition to reduce intake valve deposits. | 08-04-2011 |
20120138004 | Quaternary Ammonium Amide and/or Ester Salts - The invention relates to quaternary ammonium amide and/or ester salts and their use as additives, including their use in fuels, such as diesel fuel. The invention particularly relates to the use of quaternary ammonium amide and/or ester salts as detergents in diesel fuels. | 06-07-2012 |
20120192483 | Quaternary Ammonium Salt Detergents For Use In Fuels - A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) a hydrocarbyl substituted acylating agent and a compound having an oxygen or nitrogen atom capable of condensing with said acylating agent and further having a tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a fuel composition to reduce intake valve deposits. | 08-02-2012 |
20120318225 | Nitrogen-Free Deposit Control Fuel Additives and One Step Process for the Making Thereof - The present invention provides a nitrogen-free fuel detergent additive, fuel additive and fuel compositions containing the same, as well as a process for making such additives, where the additive may be described as a hydrocarbyl-substituted alkyloxy and/or hydroxy aromatic compound and may be produced by the reaction of (i) an alkyloxy and/or hydroxy aromatic compound and (ii) a polyolefin containing from 4 to 350 carbon atoms, in the presence of an optional solvent and/or catalyst, wherein the resulting nitrogen free additive provides acceptable engine deposit control that is comparable and/or better than the deposit control provided by nitrogen-containing fuel additives. | 12-20-2012 |
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 |
20130239468 | Polyester Quaternary Ammonium Salts - The invention relates to polyester quaternary ammonium salts, including amine, amide, and ester salts, processes for making them, and their use as additives, including their use in fuels, such as diesel fuel and fuel oils. The invention particularly relates to the use of polyester quaternary ammonium salts as detergents in fuels and the methods of making them. | 09-19-2013 |
20140033604 | FUEL ADDITIVE CONTAINING A DISPERSION OF IRON PARTICLES AND AN AMMONIUM POLYESTER DETERGENT - A composition contains an additive for assisting with the regeneration of the PF in the form of an organic dispersion of iron particles and a detergent including a polyester quaternary ammonium salt. | 02-06-2014 |
20140107003 | Lubricating Composition Containing a Dispersant - The invention provides a lubricating composition containing a lubricating composition comprising an oil of lubricating viscosity and a quaternised polyester salt. The invention further relates to a method of lubricating a mechanical device (such as an internal combustion engine) with the lubricating composition. The invention further relates to the use of the quaternised polyester salt as a dispersant. | 04-17-2014 |
20140114019 | Polyester Quaternary Salt and Compositions Thereof - The invention relates to a composition containing a particulate solid; an organic medium; and a quaternised polyester salt which comprises a product obtained/obtainable by reaction of (i) a polyester containing a tertiary amino group; and (ii) a quaternising agent suitable for converting the tertiary amino group to a quaternary nitrogen, wherein the quaternising agent is a hydrocarbyl epoxide in combination with an acid, or mixtures thereof. The invention further relates to the use of the product as a dispersant. The invention further relates to the use of the dispersant in media, such as inks, mill bases, plastics and paints. | 04-24-2014 |
Patent application number | Description | Published |
20080306314 | Hydrocarbyl- and Hydroxy-Substituted Aromatic Condensate - This invention relates to a composition containing: (a) a hydrocarbon fluid; and (b) a hydrocarbyl- and hydroxy-substituted aromatic condensate comprising the reaction product of: (1) at least 75 mole percent based on the total amount of (b)(1) and (b)(2) of a hydrocarbyl- and hydroxy-substituted aromatic compound wherein the hydrocarbyl substituent is a linear substituent containing 8 to 36 carbon atoms; (2) 0.001 to 25 mole percent based on the total amount of (b)(1) and (b)(2) of a hydrocarbyl- and hydroxy-substituted aromatic compound wherein the hydrocarbyl substituent is a branched substituent containing 8 to 20 carbon atoms; and (3) an amount of an aldehyde, ketone, or reactive equivalent thereof effective to condense (1) and (2) to form the hydro-carbyl- and hydroxy-substituted aromatic condensate. The invention further relates to method of preparing the condensate and its use as an additive in a crude oil, a liquid fuel or an oil of lubricating viscosity. | 12-11-2008 |
20080307698 | Quaternary Ammonium Salt Detergents for Use in Fuels - A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) a hydrocarbyl substituted acylating agent and a compound having an oxygen or nitrogen atom capable of condensing with said acylating agent and further having a tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a fuel composition to reduce intake valve deposits. | 12-18-2008 |
20090149358 | Process of Preparation of an Additive and Its Use - This invention relates to a process for preparing an additive comprising the steps of: (1) reacting a polymer derived from of an olefin containing 2 to 8 carbon atoms with an acylating agent to form an acylated polymer, and (2) reacting the acylated polymer of step (1) in a medium substantially free of to free of sulphur with: (a) ammonia or an amine to form a succinimide product; or (b) water to form a hydrolysed product, wherein the mole ratio of the acylating agent to polymer in step (1) is from 0.3:1 to 1.6:1. The invention further relates to compositions containing the additive and its use. | 06-11-2009 |
20100251603 | Succinimide Detergent Containing One Basic Secondary Amine and a Hydrocarbyl-Substituted Succinic Group and a Fuel Composition Containing Such - Succinimide dispersant produced by reacting a hydrocarbyl-substituted succinic anhydride and an amine having at least one primary amino group and at least one secondary amino group where the succinimide detergents are useful as additives in fuels. | 10-07-2010 |
20100269406 | Novel Coupled Hydrocarbyl-Substituted Phenol Materials as Oilfield Wax Inhibitors - Paraffin-containing liquid pour point depressants comprising the reaction product of a hydrocarbyl-substituted phenol and an aldehyde wherein: the olefin used in the preparation of the hydrocarbyl-substituted phenol has a high vinylidene content; the reaction between the hydrocarbyl-substituted phenol and the aldehyde is acid or base catalyzed; and/or the reaction further comprises phenol, are particularly useful for treating crude oils which have an initial pour point of 4° C. or higher, decreasing the fluid's pour point and improving the fluid's low temperature handling properties. | 10-28-2010 |
20140007494 | FUEL ADDITIVE COMPOSITION CONTAINING A DISPERSION OF IRON PARTICLES AND A DETERGENT - A composition contains an additive for assisting with regeneration of the PF in the form of an organic dispersion of iron particles in crystallized form and a detergent including a quaternary ammonium salt. | 01-09-2014 |
Patent application number | Description | Published |
20120317874 | Nitrogen Free Deposit Control Fuel Additives - The present invention provides a nitrogen-free fuel detergent additive, fuel additive compositions containing the same, and fuel compositions containing the same, for use in internal combustion engines, where the additive is the reaction product of (i) hydrocarbyl phenol, cresol or similar material and (ii) a aldehyde, in the presence of an optional catalyst, wherein the additive provides acceptable engine deposit control that is comparable and/or better than the deposit control provided by nitrogen-containing fuel additives. | 12-20-2012 |
20140107002 | Lubricating Compositions Containing Salts of Hydrocarbyl Substituted Acylating Agents - The present invention provides a composition and a concentrate, comprising: (a) a major amount of an oil of lubricating viscosity, (b) a quaternary ammonium salt of a hydrocarbyl-substituted acylating agent condensation product, and (c) an optional amount of a succinimide dispersant different from (b), and a use of the composition or concentrate for lubricating an engine. In a further embodiment, the invention provides the use of a quaternary ammonium salt of a hydrocarbyl-substituted acylating agent condensation product as a dispersant in a lubricating composition, and as a synergistic dispersant combination with a different succinimide dispersant. | 04-17-2014 |
20150072910 | QUATERNARY AMMONIUM SALT OF A POLYALKENE-SUBSTITUTED AMINE COMPOUND - A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) polyalkene-substituted amine having at least one tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a fuel composition to reduce intake valve deposits. | 03-12-2015 |