Class / Patent application number | Description | Number of patent applications / Date published |
508287000 |
Plural oxygens double bonded directly to ring carbons of the hetero ring which are adjacent to the ring nitrogen
| 128 |
508269000 |
Plural hetero atoms in the hetero ring (e.g., pyrazoles, benzimidazoles, etc.)
| 118 |
508296000 |
Polycyclo ring system which contains the hetero ring as one of the cyclos (e.g., indigo, carbazole, phthalocyanine, etc.)
| 7 |
508297000 |
Having a -C(=X)X- group, wherein the Xs are the same or diverse chalcogens, attached directly or indirectly to the hetero ring by acyclic nonionic bonding (e.g., vinylpyrrolidone-acrylate copolymers, etc.) | 4 |
20120088705 | POLYALKYLENE GLYCOL-BASED ETHER PYRROLIDONE CARBOXYLIC ACIDS, AND CONCENTRATES FOR THE PRODUCTION OF SYNTHETIC COOLING LUBRICANTS CONTAINING THE SAME - The subject of the invention is an etherpyrrolidone carboxylic acid of the formula (1) | 04-12-2012 |
20120088706 | WATER-MIXED METAL WORKING FLUIDS CONTAINING ETHER PYRROLIDONE CARBOXYLIC ACIDS - The invention relates to compositions containing a basic oil or base oil, 10 to 50 percent by weight of ether pyrrolidone carboxylic acids of formula (1) or the salts thereof of formula (1), | 04-12-2012 |
20140162920 | Carboxylic Pyrrolidinones and Methods of Use Thereof - The present invention provides a compound comprising the reaction product of a hydrcarbyl substituted amine with an itaconate, such as an N-substituted 4-carboxypyrrolidin-2-one, and methods of employing the same in lubricating compositions. The lubricating compositions containing the N-substituted 4-carboxypyrrolidin-2-one are preferably intended to be employed in a method for lubricating a mechanical device, such as an automatic or manual transmission. However, it is envisioned that the compound can be employed in engine oil lubricants and any other type of functional fluid. | 06-12-2014 |
20140179574 | Overbased Friction Modifiers and Methods of Use Thereof - The present invention provides a multipurpose overbased metal salt of the reaction product of a hydrocarbyl substituted amine with an itaconate, such as an N-substituted 4-carboxypyrrolidin-2-one, and methods of employing the same in lubricating compositions. Overbasing the N-substituted 4-carboxypyrrolidin-2-one can provide improved friction modifying performance to the compound as well as impart multi-functionality to the compound, i.e., the compound may function as a friction modifier as well as, for example, a detergent, anti-wear or extreme pressure agent and dispersant in lubricating compositions. The lubricating compositions containing the overbased N-substituted 4-carboxypyrrolidin-2-one are preferably intended to be employed in a method for lubricating a mechanical device, such as an automatic or manual transmission. However, it is envisioned that the compound can be employed in engine oil lubricants and any other type of functional fluid. | 06-26-2014 |
20120088705 | POLYALKYLENE GLYCOL-BASED ETHER PYRROLIDONE CARBOXYLIC ACIDS, AND CONCENTRATES FOR THE PRODUCTION OF SYNTHETIC COOLING LUBRICANTS CONTAINING THE SAME - The subject of the invention is an etherpyrrolidone carboxylic acid of the formula (1) | 04-12-2012 |
20120088706 | WATER-MIXED METAL WORKING FLUIDS CONTAINING ETHER PYRROLIDONE CARBOXYLIC ACIDS - The invention relates to compositions containing a basic oil or base oil, 10 to 50 percent by weight of ether pyrrolidone carboxylic acids of formula (1) or the salts thereof of formula (1), | 04-12-2012 |
20140162920 | Carboxylic Pyrrolidinones and Methods of Use Thereof - The present invention provides a compound comprising the reaction product of a hydrcarbyl substituted amine with an itaconate, such as an N-substituted 4-carboxypyrrolidin-2-one, and methods of employing the same in lubricating compositions. The lubricating compositions containing the N-substituted 4-carboxypyrrolidin-2-one are preferably intended to be employed in a method for lubricating a mechanical device, such as an automatic or manual transmission. However, it is envisioned that the compound can be employed in engine oil lubricants and any other type of functional fluid. | 06-12-2014 |
20140179574 | Overbased Friction Modifiers and Methods of Use Thereof - The present invention provides a multipurpose overbased metal salt of the reaction product of a hydrocarbyl substituted amine with an itaconate, such as an N-substituted 4-carboxypyrrolidin-2-one, and methods of employing the same in lubricating compositions. Overbasing the N-substituted 4-carboxypyrrolidin-2-one can provide improved friction modifying performance to the compound as well as impart multi-functionality to the compound, i.e., the compound may function as a friction modifier as well as, for example, a detergent, anti-wear or extreme pressure agent and dispersant in lubricating compositions. The lubricating compositions containing the overbased N-substituted 4-carboxypyrrolidin-2-one are preferably intended to be employed in a method for lubricating a mechanical device, such as an automatic or manual transmission. However, it is envisioned that the compound can be employed in engine oil lubricants and any other type of functional fluid. | 06-26-2014 |
508297000 |
Having a -C(=X)X- group, wherein the X`s are the same or diverse chalcogens, attached directly or indirectly to the hetero ring by acyclic nonionic bonding (e.g., vinylpyrrolidone-acrylate copolymers, etc.) | 4 |
20120088705 | POLYALKYLENE GLYCOL-BASED ETHER PYRROLIDONE CARBOXYLIC ACIDS, AND CONCENTRATES FOR THE PRODUCTION OF SYNTHETIC COOLING LUBRICANTS CONTAINING THE SAME - The subject of the invention is an etherpyrrolidone carboxylic acid of the formula (1) | 04-12-2012 |
20120088706 | WATER-MIXED METAL WORKING FLUIDS CONTAINING ETHER PYRROLIDONE CARBOXYLIC ACIDS - The invention relates to compositions containing a basic oil or base oil, 10 to 50 percent by weight of ether pyrrolidone carboxylic acids of formula (1) or the salts thereof of formula (1), | 04-12-2012 |
20140162920 | Carboxylic Pyrrolidinones and Methods of Use Thereof - The present invention provides a compound comprising the reaction product of a hydrcarbyl substituted amine with an itaconate, such as an N-substituted 4-carboxypyrrolidin-2-one, and methods of employing the same in lubricating compositions. The lubricating compositions containing the N-substituted 4-carboxypyrrolidin-2-one are preferably intended to be employed in a method for lubricating a mechanical device, such as an automatic or manual transmission. However, it is envisioned that the compound can be employed in engine oil lubricants and any other type of functional fluid. | 06-12-2014 |
20140179574 | Overbased Friction Modifiers and Methods of Use Thereof - The present invention provides a multipurpose overbased metal salt of the reaction product of a hydrocarbyl substituted amine with an itaconate, such as an N-substituted 4-carboxypyrrolidin-2-one, and methods of employing the same in lubricating compositions. Overbasing the N-substituted 4-carboxypyrrolidin-2-one can provide improved friction modifying performance to the compound as well as impart multi-functionality to the compound, i.e., the compound may function as a friction modifier as well as, for example, a detergent, anti-wear or extreme pressure agent and dispersant in lubricating compositions. The lubricating compositions containing the overbased N-substituted 4-carboxypyrrolidin-2-one are preferably intended to be employed in a method for lubricating a mechanical device, such as an automatic or manual transmission. However, it is envisioned that the compound can be employed in engine oil lubricants and any other type of functional fluid. | 06-26-2014 |
20120088705 | POLYALKYLENE GLYCOL-BASED ETHER PYRROLIDONE CARBOXYLIC ACIDS, AND CONCENTRATES FOR THE PRODUCTION OF SYNTHETIC COOLING LUBRICANTS CONTAINING THE SAME - The subject of the invention is an etherpyrrolidone carboxylic acid of the formula (1) | 04-12-2012 |
20120088706 | WATER-MIXED METAL WORKING FLUIDS CONTAINING ETHER PYRROLIDONE CARBOXYLIC ACIDS - The invention relates to compositions containing a basic oil or base oil, 10 to 50 percent by weight of ether pyrrolidone carboxylic acids of formula (1) or the salts thereof of formula (1), | 04-12-2012 |
20140162920 | Carboxylic Pyrrolidinones and Methods of Use Thereof - The present invention provides a compound comprising the reaction product of a hydrcarbyl substituted amine with an itaconate, such as an N-substituted 4-carboxypyrrolidin-2-one, and methods of employing the same in lubricating compositions. The lubricating compositions containing the N-substituted 4-carboxypyrrolidin-2-one are preferably intended to be employed in a method for lubricating a mechanical device, such as an automatic or manual transmission. However, it is envisioned that the compound can be employed in engine oil lubricants and any other type of functional fluid. | 06-12-2014 |
20140179574 | Overbased Friction Modifiers and Methods of Use Thereof - The present invention provides a multipurpose overbased metal salt of the reaction product of a hydrocarbyl substituted amine with an itaconate, such as an N-substituted 4-carboxypyrrolidin-2-one, and methods of employing the same in lubricating compositions. Overbasing the N-substituted 4-carboxypyrrolidin-2-one can provide improved friction modifying performance to the compound as well as impart multi-functionality to the compound, i.e., the compound may function as a friction modifier as well as, for example, a detergent, anti-wear or extreme pressure agent and dispersant in lubricating compositions. The lubricating compositions containing the overbased N-substituted 4-carboxypyrrolidin-2-one are preferably intended to be employed in a method for lubricating a mechanical device, such as an automatic or manual transmission. However, it is envisioned that the compound can be employed in engine oil lubricants and any other type of functional fluid. | 06-26-2014 |
Entries |
Document | Title | Date |
20090156442 | Lubricant Compositions With Low HTHS for a Given SAE Viscosity Grade - A lubricant composition that exhibits low high temperature high shear viscosity is disclosed. The lubricant composition is made up of a first polymer having a kinematic viscosity ratio less than or equal to 0.25 and a shear stability index (SSI) equal to or greater than 20 percent and base oil having a viscosity index equal to or greater than 120. | 06-18-2009 |
20090270287 | OIL COMPOSITION FOR LUBRICATING AN EGR EQUIPPED DIESEL ENGINE AND AN EGR EQUIPPED DIESEL ENGINE COMPRISING SAME - The present invention is directed to a lubricating oil composition, a diesel engine comprising a lubricating oil composition, and a method of lubricating a diesel engine provided with an exhaust gas recirculation system, comprising lubricating said engine with a lubricating oil composition comprising an oil of lubricating viscosity, and a polymeric N-dispersant booster comprising monomer units of:
| 10-29-2009 |
20100249001 | AMINE-TERMINATED TELECHELIC POLYMERS AND PRECURSORS THERETO AND METHODS FOR THEIR PREPARATION - Disclosed is a method of preparing terminally functionalized telechelic polymers using a cationic living polymer product or a terminal tert-chloride chain end of a carbocationic quasiliving polymer product, which comprises quenching the polymer product with a functionalized N-substituted pyrrole to thereby introduce the functionalized N-substituted pyrrole at the terminal reactive polymer chain end(s). A method is also disclosed whereby the N-substituent may be derivatized to a basic amine containing functional group. Also disclosed are the terminal functionalized polyisobuyl N-substituted pyrrole compounds where the polyisobutyl group is substituted at the 2 and 3 position of the N-substituted pyrrole. | 09-30-2010 |
20100267596 | METHOD FOR IMPROVING THE HYDROLYSIS STABILITY OF IONIC LIQUIDS - The present invention relates to a method for improving the hydrolysis stability of an ionic liquid (IL), in which at least one tertiary amine or one quaternary ammonium compound different from the ionic liquid (IL) is added to an ionic liquid (IL). | 10-21-2010 |
20110143979 | Lubricating oil compositions - A lubricating oil composition is disclosed which comprises (a) a major amount of an oil of lubricating viscosity; (b) one or more non-halogen-containing oil-soluble titanium complexes comprising at least one ligand comprising an anion of a carboxylic acid; (c) one or more dispersants; and (d) one or more detergents, wherein the lubricating oil composition is free of any zinc dialkyldithiophosphate. | 06-16-2011 |
20110143980 | Lubricating oil compositions containing titanium complexes - A lubricating oil composition is disclosed which comprises (a) a major amount of an oil of lubricating viscosity; and (b) one or more non-halogen-containing oil-soluble titanium complexes comprising at least one ligand selected from the group consisting of (i) an anion of an α-, β- or γ-hydroxycarbonyl compound; (ii) an anion of an α-, β- or γ-hydroxycarboxylic acid, amide or ester; (iii) an anion of an α-, β- or γ-aminocarboxylic acid; and (iv) an anion of an α-, β- or γ-keto acid. | 06-16-2011 |
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 |