Patents for C10M 143 - Lubricating composition characterised by the additive being a macromolecular hydrocarbon or such hydrocarbon modified by oxidation (2,268)
07/1999
07/07/1999EP0927754A1 Minimizations of viscosity variations in medium-speed diesel engines by the use of polymeric additives in lubricating compositions
07/06/1999US5919275 Fuel and lubricant additives, their preparation and fuel or lubricant compositions containing these additives
06/1999
06/30/1999CA2253896A1 Use of polymeric shear agents to minimize variations in viscosity in medium-speed diesel engine lubricating oils
06/16/1999EP0922752A2 Highly grafted, multi-functional olefin copolymer VI modifiers
06/16/1999EP0922713A2 Nitrogen containing dispersant-viscosity improvers
06/16/1999CN1219940A Polyalphaolefin drag reducing agent composition and its preparing process
06/15/1999US5912213 Reaction of olefin with carboxylic reactant for acylation
06/09/1999EP0921136A1 Nitrogen containing dispersant-viscosity improvers
06/09/1999CA2255412A1 Highly grafted, multi-functional olefin copolymer vi modifiers
06/03/1999WO1999027039A1 High molecular weight polymer additive for coating and lubricating products
06/03/1999CA2254646A1 Nitrogen containing dispersant-viscosity improvers
06/03/1999CA2254614A1 Nitrogen containing dispersant-viscosity improvers
06/01/1999CA2009957C C14-carboxylate polymer and viscosity index improver containing oleaginous compositions
05/1999
05/20/1999WO1999024532A1 Wear control with dispersants employing poly alpha-olefin polymers
05/18/1999CA2185241C Polar grafted polyolefins, methods for their manufacture, and lubricating oil compositions containing them
05/12/1999CN1043360C 润滑油组合物 The lubricating oil composition
05/11/1999CA2026184C Multifunctional viscosity index improver derived from amido-amine and degraded ethylene copolymer exhibiting improved low temperature viscometric properties
05/05/1999CN1216060A Lubricating oil or lubricating oil composition and fuel oil composition
05/04/1999CA2015058C Multifunctional viscosity index improver derived from polyamine containing one primary amino group and at least one secondary amino group exhibiting improved low temperature viscometric properties
05/04/1999CA2014527C Multifunctional viscosity index improver derived from amido-amine exhibiting improved low temperature viscometric properties
04/1999
04/29/1999WO1999020720A1 Isoparaffinic lube basestock compositions
04/28/1999CN1215408A Polymerization process for producing polyolefin elastomer, cation-generating cocatalyst for activating a metallocene procatalyst
04/28/1999CN1215079A Oil composition containing hydrogenated block copolymer
04/14/1999CN1214078A Substantially linear ethylene/alpha-olefin polymers as viscosity index improvers or gelling agents
04/07/1999EP0906348A1 Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof
04/06/1999US5891953 Process for preparing polyalkenyl substituted mono- and dicarboxylic acid producing materials (PT-1302)
03/1999
03/30/1999US5888948 Two-cycle lubricating oil
03/24/1999CN1042640C 油漆组合物 Paint composition
03/17/1999EP0902081A1 Lubricating oil or lubricating oil composition and fuel oil composition
03/16/1999US5883057 Lubricating compositions
03/10/1999EP0900238A1 Ethylene/alpha-olefin/diene interpolymer-substituted carboxylic acid dispersant additives
02/1999
02/23/1999US5874391 Polymer thickened lubricating grease
02/23/1999US5874389 Polyolefin grafted with unsaturated nitrogen containing monomer to form dispersant viscosity index improver having high asphaltene dispersancy test (adt) value; antifouling agent
02/16/1999US5871554 Oil soluble polymers having dispersant and antioxidant properties in oleaginous compositions, including fuel and lubricating oils
02/09/1999US5869570 Contacting alpha olefin monomers in liquid phase with catalyst particles, hydrocarbon solvent and viscosity reducing agent of hydrophobic dispersant
02/02/1999US5866520 Lubricant composition suitable for direct fuel injected, crankcase-scavenged two-stroke cycle engines
01/1999
01/27/1999EP0892816A1 Polymerization process for producing polyolefin elastomer, cation-generating cocatalyst for activating a metallocene procatalyst, polyolefin elastomer possessing a unique combination of properties and products manufactured therefrom
01/26/1999CA2015059C Grafted viscosity index improver
01/13/1999EP0765350B1 Derivatives of polyamines with one primary amine group and secondary or tertiary amines groups
01/13/1999EP0582577B1 Improvements in the manufacture of functionalised polymers
01/07/1999EP0888423A1 Mist oil lubricant
01/07/1999EP0888390A1 Process for forming polyalphaolefin drag reducing agents and composition containing same
12/1998
12/30/1998WO1998058978A1 Polyolefin block copolymer viscosity modifier
12/23/1998EP0885277A1 Substantially linear ethylene/alpha-olefin polymers as viscosity index improvers or gelling agents
12/23/1998EP0760827B1 ETHYLENE $g(a)-OLEFIN BLOCK COPOLYMERS AND METHODS FOR PRODUCTION THEREOF
12/22/1998US5851429 Dispersions of waxy pour point depressants
12/17/1998DE19724914A1 Hydrogenated star shaped polymer
12/09/1998EP0882783A2 Substituted carboxylic acylating agent compositions and derivatives thereof for use in lubricants and fuels
12/09/1998EP0882782A2 Nitrogen-containing dispersant-viscosity improvers for lubricating oils
12/09/1998EP0882745A1 Intermediates useful for preparing dispersant-viscosity improvers for lubricating oils
12/08/1998CA2106206C Improved viscosity modifier polybutadiene polymers
12/08/1998CA2077339C Multifunctional viscosity index improver-dispersant antioxidant
12/05/1998CA2239635A1 Intermediates useful for preparing dispersant-viscosity improvers for lubricating oils
12/05/1998CA2239634A1 Substituted carboxylic acylating agent compositions and derivatives thereof for use in lubricants and fuels
12/05/1998CA2239633A1 Nitrogen-containing dispersant-viscosity improvers for lubricating oils
11/1998
11/25/1998EP0687276B1 Non-drying chlorine-free isobutene/diene copolymers
11/25/1998CN1040882C 矿物油组合物 Mineral oil compositions
11/17/1998US5837773 Ethylene-propylene copolymer
10/1998
10/07/1998EP0837921A4 Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
10/07/1998EP0673407B1 Mixed ethylene alpha olefin copolymer multifunctional viscosity modifiers useful in lube oil compositions
09/1998
09/29/1998US5814586 Dissolving polyolefin in solvent, dispersing nitrogenous unsaturated monomer in solution, adding initiator to form graft polymer
09/23/1998EP0793705B1 Multifunctional viscosity modifiers with improved dispersancy and antioxidancy derived from adducts of quinone
09/22/1998US5811379 Alpha-olefins polymerized in the presence of a late transition metal catalyst using a diluted feed from a refinery or steam cracker; hydrocarbon soluble; dispersants; wax crystal and viscosity modifiers; materials
09/15/1998US5807949 Polymers and additive compositions
09/09/1998EP0765348B1 Continuous process for production of functionalized olefins
09/09/1998EP0674691B1 Gel-free alpha-olefin dispersant additives useful in oleaginous compositions
08/1998
08/25/1998US5798420 Ethylene-alpha olefin block copolymers and methods for production thereof
08/19/1998EP0631590B1 Polymers and additive compositions
08/12/1998EP0764176B1 Trisubstituted unsaturated polymers
08/06/1998WO1998033872A1 Lubricating oil or lubricating oil composition and fuel oil composition
08/06/1998WO1998033828A1 Lubricants containing ashless antiwear-dispersant additive having viscosity index improver credit
08/06/1998WO1998033823A1 METAL CATALYZED SYNTHESIS OF HYPERBRANCHED ETHYLENE AND/OR α-OLEFIN POLYMERS
08/05/1998EP0793704B1 Adducts of quinone compounds and amine-containing polymers for use in lubricating oils and in fuels
07/1998
07/23/1998WO1998031718A1 Process for preparing polyalkenyl substituted mono- and dicarboxylic acid producing materials
07/14/1998US5780540 Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
07/01/1998EP0674666B1 Polymers functionalised by koch reaction and derivatives thereof
07/01/1998CN1186511A Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
07/01/1998CN1186510A Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
06/1998
06/30/1998US5773524 Epoxidized liquid elastomeric copolymers
06/24/1998EP0849282A2 Multifunctional polymeric lubricant additives
06/24/1998EP0585269B1 Improved viscosity modifier polymers
06/16/1998US5767331 Ethylene/alpha-olefin copolymer
06/16/1998US5767046 Prepared by reacting an olefin, carbon monoxide, an acid catalyst and a nucleophilic trapping agent selected from hydroxy- and thiol-containing compounds
06/04/1998WO1998023711A1 Fuel-economy lubrication-effective engine oil composition
06/04/1998CA2272122A1 Fuel-economy lubrication-effective engine oil composition
05/1998
05/26/1998US5756434 Oil additive
05/26/1998US5756430 Mist oil lubricant
05/14/1998WO1998020053A1 Polyolefins and their functionalized derivatives
05/14/1998CA2269557A1 Polyolefins and their functionalized derivatives
05/07/1998WO1998018887A1 Two-cycle lubricating oil composition
05/07/1998DE19645430A1 Polyolefine und deren funktionalisierte Derivate Polyolefins and their functionalized derivatives
05/07/1998CA2269804A1 Two-cycle lubricating oil composition
05/06/1998CN1181089A 'Alpha'-olefines and olefin polymers and processes therefor
05/05/1998US5747596 Graft polymerization of carboxylic acid producing moieties on olefin polymer in the presence of free radical catalyst and posttreatment with amine
05/05/1998US5747433 Oil concentrates of polymers with improved viscosity
04/1998
04/30/1998WO1998017696A1 Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
04/29/1998EP0837921A1 Dispersants and dispersant viscosity index improvers from selectively hydrogenated polymers
04/28/1998US5744429 Mixed ethylene alpha olefin copolymer multifunctional viscosity modifiers useful in lube oil compositions
04/23/1998WO1998016566A1 New polymer in polymeric dispersion as a viscosity index improver
04/16/1998DE19641954A1 Neue Polymer in Polymer-Dispersion als VI-Verbesserer New polymer in polymer dispersion as VI improvers
1 ... 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23