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| Number | Title | Issue Date |
| 8163683 | Pour point depressant for lubricant There is provided a pour point depressant for lubricants that has an effect of lowering pour points of both solvent refined base oils and high viscosity index base oils. A pour point depressant for lubricants comprising: a mixture of an alkyl (meth)acrylate polymer ... | 04/24/2012 |
| 8163682 | Oil soluble polymers (EN) The invention relates to a polymer comprising 50-100% by weight, with regard to the weight of the polymers, of repeating units, which are derived from one or more ethylenically unsaturated ester compounds of formula (I), in which R represents hydrogen or methyl... | 04/24/2012 |
| 8143202 | Methacrylate copolymer pour point depressants Poly methacrylate copolymers are disclosed which comprising from about 60 to about 96 weight percent of a C12-C16 alkyl methacrylate and from about 40 to about 4 weight percent of a C18-C30 alkyl methacrylate and provide excellent low temperature properties to lubri... | 03/27/2012 |
| 8101559 | Polyalkyl (meth)acrylate copolymers having outstanding properties Copolymers are obtainable by polymerizing a monomer composition containing a) 0% to 40% by weight of one or more ethylenically unsaturated ester compounds of the formula (I), b) 10% to 99.9% by weight of one or more ethylenically unsaturated ester compounds of the f... | 01/24/2012 |
| 8071518 | Low ash engine oil composition The present invention provides a low ash engine oil composition which, despite the low ash content, has engine detergency which enables the composition to pass severe detergency tests for diesel engine oils. The engine oil composition contains 0.6 percent by mass or... | 12/06/2011 |
| 8067349 | Oil soluble comb polymers The invention relates to comb polymers which comprise, in the main chain, repeating units which are derived from polyolefin-based macromonomers, and repeating units which are derived from low molecular monomers which are selected from the group consisting of styrene... | 11/29/2011 |
| 8022024 | Functional fluid compositions A functional fluid comprising a base oil with a high viscosity index, wherein the functional fluid has a kinematic viscosity at 100° C. between 2.5 and 5.0 mm2/s, a low Brookfield viscosity, a high aniline point, and excellent air release. Shock absorber... | 09/20/2011 |
| 7906468 | Acrylic block copolymer low temperature flow modifiers in lubricating oils The present invention relates to acrylic block copolymers synthesized by a controlled free-radical process, and their use as low temperature flow modifiers in oil-based compositions. They are especially useful in modifying the low temperature flow behavior in lubric... | 03/15/2011 |
| 7867958 | Diblock monopolymers as lubricant additives and lubricant formulations containing same A method for reducing friction coefficients and wear between lubricated surfaces. The method includes providing an amount of an oil-soluble or oil-dispersible component selected from the group consisting of a photo-crosslinkable poly(2-cinnamoyloxyalkyl acrylate) co... | 01/11/2011 |
| 7741258 | Lubricating oil composition A lubricating oil composition comprising base oil, one or more glycerol esters selected from glycerol monooleate and/or glycerol dioleate, optionally in combination with glycerol trioleate, wherein said composition further comprises one or more dispersant-viscosity ... | 06/22/2010 |
| 7718588 | Lubricating oil additive containing acrylic polymer and lubricating oil compositions A lubricating oil additive containing at least one acrylic block copolymer having a weight-average molecular weight of 10,000 to 1,000,000 and a molecular weight distribution [ratio of weight-average molecular weight (Mw) to number-average molecular weight (Mn), i.e... | 05/18/2010 |
| 7700527 | Foaming-resistant hydrocarbon oil compositions A composition of matter resistant to foaming comprising a hydrocarbon oil and an acrylate copolymer dispersed in the said hydrocarbon oil, which acrylated copolymer contains at last one polymerised fluorinated (meth)acrylate monomer wherein not more than three neigh... | 04/20/2010 |
| 7691797 | Controlled radical acrylic copolymer thickeners The present invention relates to acrylic block copolymers synthesized by a controlled radical process, and their use as thickeners in oil-based compositions. The acrylic copolymers are especially useful as viscosity index improvers in lubricating oil. ... | 04/06/2010 |
| 7615522 | Polymers produced by atom transfer radical polymerisation technique with structurally modified terminal groups The present invention relates to a block copolymer prepared by ATRP, wherein the polymer chain terminal group is structurally modified with the functionally effective group of a lubricant or polymer additive selected from the group consisting of antioxidants, metal ... | 11/10/2009 |
| 7432231 | Gun oil composition A gun oil composition consisting essentially of: 2.0 to 15% by weight of isopropanol; 20 to 60% by weight of heptane or a petroleum distillate; 3 to 20% by weight of a mixture of viscosity modifier... | 10/07/2008 |
| 7429555 | Lubricating grease with high water resistance The present invention relates to lubricating greases comprising at least one thickening agent and at least one lubricating oil, wherein the lubricating grease contains at least one polymeric structure improver that can be obtained by polymerization of monomer compos... | 09/30/2008 |
| 7419942 | Easily dispensed, anti-traction, mobility denial system The present invention relates to a lubricious anti-traction material for effectively denying the mobility and access of personnel and vehicles to selected areas. The anti-traction material is composed of a slurry combined with water. The slurry is composed of an emu... | 09/02/2008 |
| 7414015 | Metal working lubricant formulations based on supercritical carbon dioxide A method for lubricating a metal workpiece during a metalworking process includes delivering supercritical carbon dioxide to the workpiece during the metalworking process. The supercritical carbon dioxide acts as a lubricant, coolant, chip evacuator, and/or carrier ... | 08/19/2008 |
| 7405184 | Anti-traction, mobility denial methods and products The present invention relates to a lubricious anti-traction material for effectively denying the mobility and access of personnel and vehicles to selected areas. The anti-traction material includes an acrylic polymer particle mixed with water. ... | 07/29/2008 |
| 7384536 | Processes for making lubricant blends with low brookfield viscosities Lubricant blends and finished gear oils comprising a Fischer-Tropsch derived lubricant base oil fraction, a petroleum derived base oil, and a pour point depressant are provided. The Fischer-Tropsch derived lubricant base oil fraction comprises less than 0.30 weight ... | 06/10/2008 |
| 7378379 | Functionalized polymer composition for grease A grease composition containing a polymer with (a) monomers (i) at least one unsaturated α,β-carboxylic acid ester containing an alkyl group with about 10 to about 20 carbon atoms; and (ii) at least one unsaturated α,β-carboxylic acid ester containing an alkyl g... | 05/27/2008 |
| 7361629 | Additives for lubricants and fuels A multi-functional composition for use as an additive for fuels and lubricants. The composition includes an amination product of a hydrocarbyl substituted succinic acylating agent and a mixture containing an aliphatic polyamine and an aromatic polyamine. The molar r... | 04/22/2008 |
| 7358216 | Lubricant compositions and methods A process is disclosed for manufacturing a lubricant composition comprising combining a superabsorbent polymer with a material for decreasing friction between moving surfaces. The superabsorbent polymer absorbs from about 25 to greater than 100 times its weight in w... | 04/15/2008 |
| 7338926 | Lubricant compositions and methods A process is disclosed for manufacturing a lubricant composition comprising combining a superabsorbent polymer with a material for decreasing friction between moving surfaces. The superabsorbent polymer absorbs from about 25 to greater than 100 times its weight in w... | 03/04/2008 |
| 7273834 | Lubricant blends with low brookfield viscosities Lubricant blends and finished gear oils comprising a Fischer-Tropsch derived lubricant base oil fraction, a petroleum derived base oil, and a pour point depressant are provided. The Fischer-Tropsch derived lubricant base oil fraction comprises less than 0.30 weight ... | 09/25/2007 |
| 7262155 | High octane lubricants for knock mitigation in flame propagation engines This invention includes a lubricant composition comprising a base oil and one or more additives, wherein the composition has an elevated pressure auto ignition temperature of at least about 500 K. This invention also includes a lubricant composition comprising a bas... | 08/28/2007 |
| 7214648 | Lubricant and additive formulation An engine lubricant formulated as a complete crankcase motor oil or additive concentrate composed of a combination of chemical constituents including a base oil selected from a synthetic oil, a mineral oil or semi-synthetic base oil (hydrogenated oil) or combination... | 05/08/2007 |
| 7214649 | Hydrocarbyl dispersants including pendant polar functional groups A dispersant composition for use as a lubricant additive. The dispersant composition includes a reaction product of an acrylamide and a compound having at least one primary or secondary amine group and being selected from the group consisting of hydrocarbyl-substitu... | 05/08/2007 |
| 7189682 | All-weather tractor hydraulic fluid using a mixture of viscosity modifier types to meet shear-stable multigrade viscosity requirements A composition of the following components: an oil of lubricating viscosity; a polymethacrylate viscosity modifier; an ester of a maleic acid/styrene copolymer; and optionally, an additive package that imparts to the fluid the capacity to meet bench and dynamometer t... | 03/13/2007 |
| 7083713 | Composition of lubricating base oil with high monocycloparaffins and low multicycloparaffins A composition of lubricating base oil having a weight percent of all molecules with at least one aromatic function less than 0.30, a weight percent of all molecules with at least one cycloparaffin function greater than 10, and a ratio of weight percent of molecules ... | 08/01/2006 |
| 7071150 | Biodegradable lubricating composition and uses thereof, in particular in a bore fluid The invention concerns a biodegradable lubricating composition, based on mineral hydrocarbon oil and ester, comprising a majority amount of a mineral hydrocarbon fraction substantially free of aromatic compounds, said fraction having a normal paraffin content not mo... | 07/04/2006 |
| 7067462 | UV curable lubricant compositions The present invention discloses an ultraviolet light curable lubricating composition and method for making such a composition that may be used to produce a lubricating layer. The disclosed composition does not contain any significant amount of volatile organic solve... | 06/27/2006 |
| 7067464 | Easily dispensed, anti-traction, mobility denial system The present invention relates to a lubricious anti-traction material for effectively denying the mobility and access of personnel and vehicles to selected areas. The anti-traction material is composed of a slurry combined with water. The slurry is composed of an emu... | 06/27/2006 |
| 7060662 | Antifoam agent and method for use in automatic transmission fluid applications involving high pressure pumps The present invention relates to the use of a high level of a silicon-containing antifoam agent in automatic transmission fluid (“ATF”) applications. More specifically, the invention relates to a formulation and method for the reduction or elimination of pump wh... | 06/13/2006 |
| 6992049 | Lubricating oil compositions The present invention provides a viscosity index improving lubricant additive which comprises an olefinic oligomer of about 2,000 to about 20,000 number average molecular weight having a viscosity of 75 to about 3,000 cSt at 100° C. and a hydrocarbyl aromatic which... | 01/31/2006 |
| 6979426 | Biodiesel production unit In a first aspect, systems and methods for producing biodiesel fuel include a modular production unit incorporated onto a single platform or into a housing for ease of relocatability. The modular production unit preferably includes a mixing unit, a reactor unit, a s... | 12/27/2005 |
| 6890891 | In-situ thermal and infrared curing of polymerizable lubricant thin films A data/information storage and retrieval medium, comprising: (a) a substrate including a surface; and (b) a thin layer or film of an in situ networked or cross-linked polymeric lubricant thin film bonded to the sur... | 05/10/2005 |
| 6869919 | Lubricating oil compositions Soot induced kinematic viscosity increase of lubricating oil compositions for diesel engines equipped with EGR systems can be ameliorated by selection of viscosity modifier, lubricating oil flow improvers, detergents and/or dispersants. ... | 03/22/2005 |
| 6858567 | Lubricating oil composition and watch using the same The first lubricating oil composition of the invention comprises a polyol ester (A) as a base oil, a specific amount of a viscosity index improver (B) and a specific amount of an anti-wear agent (C), and the second lubricating oil composition of the invention compri... | 02/22/2005 |
| 6849583 | Lubricant compositions A lubricant composition containing an anti-deposition component having an anti-deposition effect which is especially useful for the lubrication of refrigeration compressors and in reducing or removal of unwanted deposits in constricted areas in a refrigeration syste... | 02/01/2005 |
