Patents
Patents for C10M 157 - Lubricating compositions characterised by the additive being a mixture of two or more macromolecular compounds covered by more than one of the main groups , each of these compounds being essential (636)
01/2003
01/16/2003US20030013623 Olefin copolymer viscocity index improvers
01/09/2003US20030008782 High-lubricity grease and modifier for lubricating grease
01/08/2003CN1098344C Substantially linear ethylene/alpha-olefin polymers as viscosity index improvers or gelling agents
01/02/2003EP1268193A1 Metal surface treatment agent
12/2002
12/31/2002US6500786 Phosphorus free, wear resistance
11/2002
11/07/2002WO2002088283A1 Carboxylate-vinyl ester copolymer, blend compositions for lubricating oil flow improvement
11/07/2002CA2446181A1 Carboxylate-vinyl ester copolymer blend compositions for lubricating oil flow improvement
11/05/2002US6475963 Carboxylate-vinyl ester copolymer blend compositions for lubricating oil flow improvement
10/2002
10/31/2002WO2002086036A1 All-weather tractor hydraulic fluid using a mixture of viscosity modifier types to meet shear-stable multigrade viscosity requirements
10/31/2002CA2442590A1 All-weather tractor hydraulic fluid using a mixture of viscosity modifier types to meet shear-stable multigrade viscosity requirements
10/24/2002WO2002083825A1 Lubricants containing olefin copolymer and acrylate copolymer
10/22/2002US6468948 Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof (PT-1267)
10/09/2002CN1092217C Use of oil additives and compositions thereof
10/02/2002CN1372590A Viscosity modifier for lubricating oil and lubricating oil composition
10/01/2002US6458749 Method for improving low-temperature fluidity of lubricating oils using high-and-low-molecular weight polymer
08/2002
08/28/2002EP1234989A1 Self-lubricating bearing liner using poly(p-phenylene-2,6-benzobisoxazole)
07/2002
07/11/2002WO2001012759A9 Containers, conveyors,their lubrication method
06/2002
06/19/2002EP1214387A2 Containers, conveyors, their lubrication method
05/2002
05/22/2002CN1085226C Fuel oil compositions
05/09/2002US20020055445 Viscosity modifier for lubricating oil and lubricating oil composition
05/02/2002EP0649445B2 Oil additives and compositions
04/2002
04/11/2002US20020042349 Polar grafted polyolefins, methods for their manufacture, and lubricating oil compositions containing them
04/02/2002US6365556 Self-lubricating liner using poly (p-phenylene-2,6-benzobisoxazole) fiber
02/2002
02/28/2002US20020025912 Conveyor lubricant, passivation of a thermoplastic container to stress cracking and thermoplastic stress crack inhibitor
02/20/2002CN1079410C Additive composite, oil composite, concentrated additive and its use
02/07/2002WO2002010276A2 Polymeric mixture useful as viscosity improver for lubricating oils
02/07/2002WO2001012759A3 Containers, conveyors,their lubrication method
01/2002
01/02/2002CN1329656A Viscosity modifier for lubricating oil and lubricating oil composition
12/2001
12/27/2001US20010056044 Polymer additive
12/04/2001CA2052008C Hydrocarbon oil compositions
11/2001
11/15/2001WO2001085880A1 Viscosity modifier for lubricating oil and lubricating oil composition
10/2001
10/24/2001EP1148115A1 Viscosity modifier for lubricating oil and lubricating oil composition
10/23/2001US6306186 Oil additives compositions and polymers for use therein
10/17/2001EP0906348B1 Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof
10/09/2001US6300289 Graft copolymer reaction product with nitrogenous ethylenically unsaturated aliphatic or aromatic compounds
10/04/2001EP0842213B1 Branched polymers with polyolefin arms
08/2001
08/23/2001WO2001060603A1 Metal surface treatment agent
08/23/2001CA2400364A1 Metal surface treatment agent
08/02/2001WO2001012759A8 Containers, conveyors,their lubrication method
06/2001
06/19/2001US6248141 Oil additives and compositions
06/13/2001EP1105447A1 Oil additives and compositions
06/06/2001EP0937108B1 Co- and terpolymers based on alpha,beta-unsaturated compounds and alpha,beta-unsaturated dicarboxylic acid anhydrides
05/2001
05/16/2001CN1065886C Fuel compositions, additive composition for use in the same and its application
03/2001
03/21/2001EP0777713B1 Improved lubricating oil compositions
02/2001
02/22/2001WO2001012759A2 Containers, conveyors,their lubrication method
01/2001
01/16/2001US6174843 Dispersing visible wax particles in lubricating oil by adding a synergistic dispersant blend of esterified styrene-maleic anhydride copolymer and esterified alpha-olefin-maleic anhydride copolymer
01/09/2001CA2008630C Oil lubricant additive; process for preparing the same and lubricating compositions containing said additive
12/2000
12/19/2000US6162772 Oil additives and compositions
11/2000
11/07/2000US6143044 Oil additives, compositions and polymers for use therein
10/2000
10/03/2000US6127481 A lubricating oil and a fuel additive comprising a branched polyolefin polymer in the form of a comb or star, containing arms which are copolymer of ethylene with propylene and being linked to a polyhydrosilane backbone
10/03/2000US6127325 Viscosity index improver, process for preparing the same and lubricating oil composition
09/2000
09/20/2000CN1267321A Method for improvement of low-temp. fluidity of lubricating oil using high- and low-molecular weight polymeric additives
07/2000
07/05/2000EP1015532A2 Method for improving low-temperature fluidity of lubricating oils using high- and low-molecular weight polymer additive mixtures
07/05/2000EP0787158B1 methods for the manufacture of polar grafted polyolefines
07/04/2000US6084030 Branched polymers with polyolefin arms
06/2000
06/15/2000WO2000034420A1 Viscosity modifier for lubricating oil and lubricating oil composition
05/2000
05/23/2000US6066603 Modified polyolefin
03/2000
03/02/2000WO2000011118A1 Oil additives and compositions
03/02/2000CA2341185A1 Oil additives and compositions
03/01/2000EP0981572A1 Polymer compositions
02/2000
02/29/2000US6030930 Useful in lubricating oils, and to concentrates containing the oil-soluble dispersant additives
01/2000
01/25/2000US6017859 Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof
11/1999
11/17/1999CN1046546C Fuel composition
11/17/1999CN1046545C Fuel additives, compositions and polymer for use therein
10/1999
10/20/1999EP0950086A1 Lubricant with a higher molecular weight copolymer lube oil flow improver
09/1999
09/15/1999EP0942063A1 Lubricating grease composition
08/1999
08/25/1999EP0937108A1 Co- and terpolymers based on g(a),(g(b)-unsaturated compounds and g(a),g(b)-unsaturated dicarboxylic acid anhydrides
08/17/1999US5939365 Mineral oil base stock blended with acrylic ester-vinyl ester-olefin terpolymer; low pour point
07/1999
07/28/1999EP0931101A1 New polymer in polymeric dispersion as a viscosity index improver
06/1999
06/01/1999CA2009957C C14-carboxylate polymer and viscosity index improver containing oleaginous compositions
05/1999
05/27/1999WO1999010454A3 Mixtures of high- and low-molecular weight poymeric additives for the improvement of the low-temperature fluidity of lubricating oils
05/25/1999US5906970 Additives and oleaginous compositions containing a dendrine coldflow improver additive
05/18/1999CA2185241C Polar grafted polyolefins, methods for their manufacture, and lubricating oil compositions containing them
05/12/1999EP0914409A1 Polar monomer containing copolymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such copolymers and additives and use thereof
04/1999
04/14/1999CN1214078A Substantially linear ethylene/alpha-olefin polymers as viscosity index improvers or gelling agents
04/14/1999CN1042951C Water-resistant lubricant for steel thermoplasticity processing
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
03/1999
03/04/1999WO1999010454A2 Mixtures of high- and low-molecular weight poymeric additives for the improvement of the low-temperature fluidity of lubricating oils
02/1999
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
01/1999
01/13/1999EP0890589A2 Copolymers, based on olefins and unsaturated carboxylic esters and their use as additives for mineral oils
01/07/1999EP0889114A1 Automatic transmission fluids having low Brookfield viscosity and high shear stability
12/1998
12/30/1998EP0778875B1 Oil additives, compositions and polymers for use therein
12/23/1998EP0885277A1 Substantially linear ethylene/alpha-olefin polymers as viscosity index improvers or gelling agents
12/22/1998CA2008938C C14-carboxylate polymer and viscosity index improver containing oleaginous compositions
12/09/1998EP0787163B1 Additives and oleaginous compositions
11/1998
11/19/1998WO1998051731A1 Polymer compositions
11/19/1998CA2290345A1 Polymer compositions
11/11/1998CN1198757A Branched polymers with polyolefin arms
10/1998
10/28/1998EP0778874B1 Oil additives, compositions and polymers for use therein
10/21/1998EP0872539A1 Viscosity index improver, process for preparing the same and lubricating oil composition
09/1998
09/29/1998US5814586 Dissolving polyolefin in solvent, dispersing nitrogenous unsaturated monomer in solution, adding initiator to form graft polymer
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
09/15/1998US5807815 Automatic transmission fluid having low Brookfield viscosity and high shear stability
08/1998
08/12/1998EP0764176B1 Trisubstituted unsaturated polymers
08/04/1998US5789510 Terpolymers of ethylene, their preparation and their use as additives for mineral oil distillates
08/04/1998US5789355 Ashless dispersants
07/1998
07/14/1998US5780399 Oil-soluble polyester, additive for lubricating oil, and lubricating oil composition
07/02/1998WO1998028386A1 Lubricant with a higher molecular weight copolymer lube oil flow improver
06/1998
06/30/1998US5773505 Polymer emulsions with bimodal molecular-weight distribution
05/1998
05/22/1998WO1998021297A1 Lubricating oil formulations with improved low temperature performance
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