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Solid anti-friction devices, materials therefor, lubricant or separant compositions for moving solid surfaces, and miscellaneous mineral oil compositions

Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application.
  
10/02/2014 > 6 patent applications in 6 patent subcategories.

20140296114 - Lubricating oil composition for hydrodynamic bearing and hdd motor using the same: There is provided a lubricating oil composition for a hydrodynamic bearing including: 95 to 99 wt % of an ester-based base oil; and 1.0 to 5.0 wt % of mixed oil containing at least two kinds of ester-based oils different from the ester-based base oil. According to the present invention,... Agent:

20140296115 - Detergent-dispersant, additive composition for lubricant, and lubricant composition: Provided is a detergent-dispersant for a lubricant having excellent detergency and dispersibility effects. Specifically provided are: a detergent-dispersant including a heterocyclic compound having a heterocyclic skeleton derived from a compound selected from the group consisting of pyridines, pyrroles, pyrimidines, pyrazoles, pyridazines, imidazoles, pyrazines, triazines, triazoles, tetrazoles, oxazoles, oxadiazoles, thiazoles, thiadiazoles,... Agent: Idemitsu Kosan Co., Ltd.

20140296116 - Lubricating oil composition for rolling with round die: Provided is a lubricating oil composition for round die rolling, which is obtained by blending a base oil with: (A) 0.5 to 40 mass % of a monoester having 13 to 48 carbon atoms (a-1) and/or 0.5 to 30 mass % of a fatty dicarboxylate having 13 to 34 carbon... Agent: Nissei Co., Ltd.

20140296117 - Biodegradable lubricating oil composition: A biodegradable lubricating oil composition of the invention includes a component (A) that is an ester obtained by reacting a linear saturated aliphatic carboxylic acid and a linear aliphatic dicarboxylic acid with a polyhydric alcohol, a component (B) that is an ester obtained by reacting a linear saturated aliphatic carboxylic... Agent: Idemitsu Kosan Co., Ltd.

20140296118 - Lubricant compositions: Disclosed is a lubricant composition for use in association with a device involving metal-to-metal contact of moving parts, the composition comprising (a) a base stock comprising at least one low viscosity poly-alpha-olefin; (b) a viscosity improver comprising at least one high viscosity poly-alpha-olefin; and (c) a performance additive comprising at... Agent: CognisIPManagement Gmbh

20140296119 - Lubricants with improved seal compatibility: The present invention relates to lubricating compositions and particularly gear oil compositions that include a minimum level of a specific antioxidant component, where the antioxidant component includes (i) a phenolic antioxidant, (ii) an aminic antioxidant, or (iii) a combination thereof, where the antioxidant component is present in the lubricating composition... Agent: The Lubrizol Corporation

  
09/25/2014 > 2 patent applications in 2 patent subcategories.

20140287969 - Marine diesel engine lubricating oil compositions: Disclosed herein are marine diesel engine lubricating oil compositions which comprises (a) a major amount of an oil of lubricating viscosity, and (b) about 3 wt. % to about 40 wt. %, based on the total weight of the marine diesel engine lubricating oil composition, of a sulfurized, alkaline earth... Agent: Chevron Oronite Technology B.v.

20140287970 - Marine engine lubrication: Marine engine (two- or four-stroke) lubrication is effected by a composition comprising a major amount of an oil of lubricating viscosity blended with minor amounts of one or more additives and a star polymer or olefin co-polymer viscosity modifier dispersed in a heavy basestock diluent oil.... Agent:

  
09/18/2014 > 27 patent applications in 19 patent subcategories.

20140274825 - Pecvd lubricity vessel coating, coating process and apparatus providing different power levels in two phases: A method for coating a substrate surface such as a syringe part by PECVD is provided, the method comprising generating a plasma from a gaseous reactant comprising an organosilicon precursor and optionally an oxidizing gas by providing plasma-forming energy adjacent to the substrate, thus forming a coating on the substrate... Agent:

20140274824 - Stabilized fluids for industrial applications: The present invention is directed toward compositions suitable for use as dielectric fluids, lubricant fluids and biodiesel fluids. Compositions described herein are obtained from a saturated, unsaturated or combinations of both monol, diol, triol or polyol acyl ester based fluid and/or a non-ester based fluid and 2,4,6-tris(di-C1-C6-alkylaminomethyl) phenol and/or the... Agent: E I Du Pont De Nemours And Company

20140274826 - Friction piece operating in a lubricated medium: The lubricated environment incorporates a friction modifier, and a coating is applied to the part. The coating is chromium nitride and the friction modifier is MoDTC. The chromium nitride presents an NaCl-type crystallization and a microhardness of 1,800 +/−200 HV.... Agent: H.e.f.

20140274828 - Base oil blend upgrading process with a group ii base oil to yield improved mini-rotary viscometer results: A process for improving MRV performance and decreasing wax crystallization in a lubricating oil, comprising: replacing between about 5 to 60 wt % of a base oil or base oil blend with between about 5 to 60 wt % of a Group II base oil. A resultant multigrade engine oil... Agent: Chevron U.s.a. Inc.

20140274827 - Lubricant base stocks with improved filterability: Provided for are lubricant base stocks with improved filterability. The lubricant base stock includes a bright stock and an effective amount of a heavy neutral. The filterability of the base stock as measured by the Membrane Filtration Method is less than or equal to 400 seconds. Also provided for are... Agent:

20140274829 - Multi-grade engine oil formulations with improved mini-rotary viscometer results: A process for improving MRV performance and decreasing wax crystallization in a lubricating oil, comprising: replacing between about 5 to 60 wt % of a base oil or base oil blend with between about 5 to 60 wt % of a Group II base oil. A resultant multigrade engine oil... Agent: Chevron U.s.a. Inc.

20140274830 - Novel materials as additives for advanced lubrication: This invention relates to carbon-based materials as anti-friction and anti-wear additives for advanced lubrication purposes. The materials comprise carbon nanotubes suspended in a liquid hydrocarbon carrier. Optionally, the compositions further comprise a surfactant (e.g., to aid in dispersion of the carbon particles). Specifically, the novel lubricants have the ability to... Agent: Uchicago Argonne, LLC

20140274831 - Gear lubricant comprising carbon black: A gear oil composition is provided. The composition comprises a major amount of base oil comprising a mixture of a mineral base oil and polybutene; and 0.1 to 0.5 wt % of carbon black, based on the total weight of the gear oil composition. Such compositions can provide improved viscosity... Agent: Chevron U.s.a. Inc.

20140274832 - Maleinized ester derivatives: This disclosed invention relates to a maleinated ester derivative derived from an unsaturated linear aliphatic carboxylic acid methyl ester, maleic anhydride, and a monohydric alcohol. Lubricants and functional fluids containing the maleinated esters are disclosed.... Agent: Elevance Renewable Sciences, Inc.

20140274833 - Brake fluid composition comprising triazole and thiadiazole: The present invention relates to a brake fluid composition comprising a glycol compound as a solvent, and triazole, thiadiazole mixture, and antioxidant as metallic corrosion inhibitors. Provided is a brake fluid composition having improved long-term metallic and high-temperature corrosion inhibition. The brake fluid composition according to the present invention significantly... Agent: Kukdong Jeyen Company Limited

20140274834 - Multiple function dispersant viscosity index improver: The present invention provides a multiple function dispersant viscosity index improver, a method of making the multiple function dispersant viscosity index improver, and a lubricating oil comprising the multiple function dispersant viscosity index improver. The multiple function dispersant viscosity index improver comprises two different functional groups, each directly grafted to... Agent: Castrol Limited

20140274835 - Method of providing high coefficients of friction across oil-lubricating friction clutches: The invention concerns a method of increasing the dynamic coefficient of friction in an oil-lubricated friction clutch by using a lubricating oil containing at least one specific copolymer, the presence of which develops higher dynamic friction levels in the clutch.... Agent:

20140274839 - Low viscosity marine cylinder lubricating oil compositions: Disclosed herein are marine cylinder lubricants which comprise a major amount of basestock selected from the group consisting of a Group II basestock, a Group III basestock and mixtures thereof, wherein the marine cylinder lubricant has a kinematic viscosity at 100° C. of from 13 to about 16.2 cSt, and... Agent: Chevron Oronite Technology B.v.

20140274837 - Method for improving emulsion characteristics of engine oils: A method for improving the ability of an engine lubricating oil contaminated with water and fuel to emulsify water contamination by using as the engine lubricating oil a formulated oil including a lubricating oil base stock as a major component and a coupled block copolymer as a minor component. A... Agent: Exxonmobil Research And Engineering Company

20140274836 - Method for improving thermal-oxidative stability and elastomer compatibility: wherein each R1 is the same or different and is a terminal group, each R2 is the same or different and represents a substituted or unsubstituted aromatic moiety; each X is a linking moiety that is carbon-carbon single bond or a linking group, n is a number from 1 to... Agent: Exxonmobil Research And Engineering Company

20140274838 - Method for improving thermal-oxidative stability and elastomer compatibility: wherein each R1 is the same or different and represents a C10-C30 alkyl group; R2 represents an aromatic moiety. The di-alkylated aromatic base stock includes at least 44 wt % dialkylate product. Thermo-oxidative stability and elastomer compatibility are improved as compared to thermo-oxidative stability and elastomer compatibility achieved using a... Agent: Exxonmobil Research And Engineering Company

20140274840 - Lubricant composition: The present invention relates to a lubricant composition Lubricant composition comprising at least one oil-soluble organic molybdenum compound, and at least one alkyl- or aryl-substituted ammonium tungstate, wherein the weight ratio of molybdenum to tungsten in the lubricant composition is at least 2.5:1, and the amount of molybdenum in the... Agent: Vanderbilt Chemicals, LLC

20140274841 - Lubricating composition: e

20140274842 - Viscosity improver grafted with unsaturated acylating agent and a polyaromatic hydrocarbon: Disclosed is an oil-soluble lubricating oil additive composition, suitable for use as a dispersant viscosity index improver in lubricating oils; prepared by the process which comprises reacting a hydrocarbon polymer having a number average molecular weight (Mn) between about 7,000 and about 500,000 wherein the polymer backbone has been functionalized... Agent: Chevron Oronite Company LLC

20140274844 - High-viscosity alpha-olefin copolymer compositions and methods of making and using the same: Copolymers of alpha-olefins are generally disclosed, including methods of making such copolymers. In some embodiments, copolymers of alpha-olefins and certain unsaturated ester compounds are also disclosed, including methods of making such copolymers. Lubricant compositions including copolymers of alpha-olefins are also disclosed, as well as methods of using such compositions in... Agent: Elevance Renewable Sciences, Inc.

20140274843 - Lubricant compositions including alpha-olefin copolymers: A lubricant composition may include a copolymer having constitutional units formed from monomers including an alpha-olefin and an α-ester-alk-ω-ene molecule, where the composition has a kinematic viscosity at 100° C. of at most 20 centistokes, or of at least 40 centistokes. A lubricant composition may include a copolymer having constitutional... Agent: Elevance Renewable Sciences, Inc.

20140274845 - Lubricant base stocks with improved filterability: Provided for are lubricant base stocks with improved filterability. The lubricant base stock includes a bright stock or a heavy neutral and an effective amount of a pour point depressant. The filterability of the base stock as measured by the Membrane Filtration Method is less than or equal to 400... Agent: Exxonmobil Research And Engineering Company

20140274846 - Stabilized fluids for industrial applications: The present invention is directed toward compositions suitable for use as dielectric fluids, lubricant fluids and biodiesel fluids. Compositions described herein are obtained from a saturated, unsaturated or combinations of both monol, diol, triol or polyol acyl ester based fluid and/or a non-ester based fluid and 2,4,6-tris(di-C1-C6-alkylaminomethyl)phenol and/or the carboxylic... Agent: E I Du Pont De Nemours And Company

20140274847 - Corrosion inhibitors and methods of using same: e

20140274848 - Low traction energy conserving fluids containing base stock blends: A lubricant composition including a first fluid having a viscosity from 150 cSt to 2000 cSt at 40° C. (ASTM D-445) and a traction coefficient from 0.01 to 0.025 (MTM TC Method), and a second fluid having a viscosity from 1 cSt to 30 cSt at 40° C. (ASTM D-445)... Agent:

20140274850 - Lubricating composition comprising poly (isobutylene) /poly (vinyl aromatic) block copolymer: The invention provides a lubricating composition containing an oil of lubricating viscosity and a block copolymer of a poly(olefin) block, such as poly(isobutylene) (PIB) and a polyvinyl aromatic) block, such as poly(styrene), wherein the copolymer is optionally functionalized or grafted. The invention further provides a method of using the block... Agent: The Lubrizol Corporation

20140274849 - Lubricating composition providing high wear resistance: Disclosed are lubricating compositions comprised of a mineral oil base stock including one or more components selected from the group consisting a Group I base oil component, a Group II base oil component, and a Group III base oil component; and a minimal amount of a particular polyalphaolefin component. The... Agent: Exxonmobil Research And Engineering Company

  
09/11/2014 > 6 patent applications in 3 patent subcategories.

20140256605 - Natural oil based grease compositions and processes for making such compositions: A grease composition is disclosed, having from 50 to 99 weight percent of a lubricating base oil, from 1 to 30 weight percent of a thickener component including one or more of (i) one or more natural oil derivatives, (ii) one or more hydrogenated metathesized natural oils and/or natural oil... Agent: Elevance Renewable Sciences, Inc.

20140256606 - Lubricants with improved seal compatibility: The present invention relates to industrial gear lubricating compositions that include a specific class of substituted triazoles, where the substituted triazole includes at least one hydrocarbyl group linked to one of the nitrogen atoms in the triazole ring. Such compositions provide surprisingly good seal compatibility compared to compositions with other... Agent:

20140256607 - Lubrication oil composition: The present invention provides a lubricating oil composition having an extremely high viscosity index and a low coefficient of traction as a low coefficient of fluid friction in an elastohydrodynamic lubrication which is excellent in saving of energy and reduction in fuel consumption. The lubricating oil composition according to the... Agent: Idemitsu Kosan Co., Ltd.

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Next industry: Cleaning compositions for solid surfaces, auxiliary compositions therefor, or processes of preparing the compositions


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