Abstract: A composition comprising an oil of lubricating viscosity and a compound represented by formula (I) wherein: x is 0 or 1; R1 is a hydrocarbyl group containing about 4 or about 18 carbon atoms; R2 is an aliphatic hydrocarbyl group containing about 1 to about 12 carbon atoms; and y is 0 or 1, which composition is effective at swelling seals.

Abstract: A lubricating composition comprises a major amount of an oil of lubricating viscosity and 0.01 to 25 percent by mass, based on the mass of the composition of an oil-soluble copolymer. The copolymer comprises units (a) and units (b): —N(COR1)CH2CH2—??(a) —N(COR2)CH2CH2CH2—??(b) wherein the polymer carries an inorganic or organic nucleophilic polymerisation terminating group (t), and an initiator group (i) connected to the N atom of a repeat unit (a) or (b), the initiator group (i) being effective to initiate the polymerisation of linear, branched or cyclic hydrocarbyl moieties. R1 and R2 are the same or different and comprise a single or a mixture of linear, branched or cyclic hydrocarbyl groups having 1-50 carbon atoms, some or all having 12-50 carbon atoms, or of at least one macro-monomeric hydrocarbyl group with more than 50 carbon atoms.

Abstract: A lubricating composition comprises a major amount of an oil of lubricating viscosity and 0.01 to 25 percent by weight, based on the weight of the composition, of a poly(2-oxazoline) polymer. The polymer has the repeat unit: —N(COR1)CH2CH2— wherein the number of repeat units (n) in the polymer is an integer between 4 and 1000, such as between 4 and 500. The polymer carries an inorganic or organic nucleophilic polymerisation terminating group (t), and an initiator group (i) connected to the N atom of a repeat unit, the initiator group (i) being effective to initiate the polymerisation of linear, branched or cyclic hydrocarbyl moieties. At least 5% of the total number of the groups R1 in the polymer comprise alkenyl groups having between 15 and 20 carbon atoms.

Abstract: A lubricating composition comprises an oil-soluble poly(2-oxazoline) additive having the repeat unit: —N(COR1)CH2CH2— where the number of repeat units (n) is an integer between 4 and 1000; where the polymer carries an inorganic or organic nucleophilic polymerization terminating group t, and a linear, branched or cyclic hydrocarbyl polymerization initiator group (i); and where R1 comprises a single or a mixture of linear branched or cyclic hydrocarbyl groups having 1-100 carbon atoms, some or all having 12-100 carbon atoms, or of at least one macro-monomeric hydrocarbyl group with more than 50 carbon atoms provided that when the polymer is a homopolymer and R1 lacks any hetero atoms; (A) i has a molecular weight of less than 250 g/mol, and R1 has an average number of carbon atoms of 12 to 50; or (B) n is greater than 15. The polymer may provide the composition, in the form of a lubricant, with friction modifier, and with low impact on lubricant viscosity.

Abstract: This invention relates to a mineral oil containing hindered phenolic antioxidants with improved color stability. More particularly, it relates to non-coloring hindered phenolic blend that contains an oxygen scavenger, i.e., dibenzylhydroxyl amine (DBHA) as well as mineral oils containing such a blend.

Abstract: A lubricant composition, comprising an oil of lubricating viscosity, a dispersant comprising the condensation product of a carboxylic-functionalized polymer with an aromatic moiety through an amide, imide, or ester linkage, and an oil-soluble titanium compound, exhibits good oxidative stability.

Abstract: The invention provides a grease composition containing a thickener, a base oil and an antistatic agent, where the antistatic agent includes at least one selected from the group consisting of Li(CF3SO2)2N and Li(CF3SO2)3C; and a mechanical part where the above-mentioned grease composition is packed. The composition of the invention shows satisfactory results in the antistatic properties and the acoustic property.

Abstract: In one embodiment, a magnetic disk medium includes a nonmagnetic substrate, a magnetic recording layer above the nonmagnetic substrate, a protective layer above the magnetic recording layer, and a lubricant layer above the protective layer, the lubricant layer including a mixture of a compound having one or more cyclophosphazene groups and a lubricant formulated R1-OCH2CF2CF2O(CF2CF2CF2O)mCF2CF2CH2O—R2, wherein R1 and R2 are alkyl chains having at least two hydroxyl groups each, and m is an integer indicating a number of repeating units. According to another embodiment, a magnetic disk medium lubricant includes a mixture of a compound having one or more cyclophosphazene groups and a lubricant formulated as above, such that a magnetic head is provided stable flight above the lubricant layer in conditions having relative humidity of greater than about 40%.

Abstract: This invention relates to a mineral oil containing hindered phenolic antioxidants with improved color stability. More particularly, it relates to non-coloring hindered phenolic blend that contains an oxygen scavenger, i.e., dibenzylhydroxyl amine (DBHA) as well as mineral oils containing such a blend.

Abstract: A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) a hydrocarbyl substituted acylating agent and a compound having an oxygen or nitrogen atom capable of condensing with said acylating agent and further having a tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a lubricating composition, a fuel composition.

Abstract: A method for producing a nitrone of formula (I) wherein R is a branched alkyl group having from four to thirty carbon atoms; R1, R2, R3 and R4 independently are hydrogen or alkyl groups having from one to six carbon atoms from an imine having formula (II)

Abstract: Water-based metalworking fluid contains: (A) alkanolamine represented by the following formula (1) and/or (B) alkanolamine represented by the following formula (2); and (C) 2-pyridylthio-1-oxide salt. In the formula (1): each R1 represents hydrogen or an alkyl group having 1 to 3 carbon atoms; n represents 2 or 3; and plural R1 may be mutually the same or different on condition that not all R1 represent hydrogen. In the formula (2): R2 represents an alkyl group having 1 to 10 carbon atoms; and Z1 and Z2 each represent an alkylene group having 2 to 8 carbon atoms.

Abstract: The invention pertains to a lubricant composition comprising: (A) at least one non-functional (per)fluoropolyether oil (PFPE oil) comprising at least one (per)fluoropolyoxyalkylene chain (chain RF); (B) at least one cyclic phosphazene compound [compound (P)] comprising one or more cyclic moieties having formula (I) or (II) here below: said cyclic moieties comprising, bound to one or more phosphorus atoms, at least one substituent comprising at least one (per)fluoropolyoxyalkylene chain (chain R?F); (C) at least one functional (per)fluoropolyether derivative (functional PFPE derivative) different from compound (P) comprising at least one (per)fluoropolyoxyalkylene chain (chain R?F) and at least one functional group comprising at least one monocyclic or polycyclic aromatic ring, said aromatic ring optionally containing one or more heteroatoms selected from N, O and S and one or more substituents different from hydrogen atoms.

Abstract: A lubricating composition comprising: (i) from 50% to 99% by weight of base oil; (ii) from 0.01% to 5% by weight of ionic liquid; and (iii) from 0.01% to 10% by weight of additive; wherein the lubricating composition has a pour point of at most ?54° C., a flashpoint of at least 246° C. and a kinematic viscosity at 100° C. in the range of from 4.9 to 5.4 mm2/s. The lubricating compositions according to the present invention are suitable for use in turbine engine oils and are useful for reducing the build up of sludge and for reducing coking in the lubricating composition.

Abstract: A lubricant oil composition which is excellent in wear resistance, high temperature detergency and base number retaining property, despite its low phosphorus content, low sulfur content and low sulfuric acid ash content, is provided at a low cost by compounding a sulfonamide compound having a specific structure in a base oil.

Abstract: The invention provides a grease composition containing a thickener, a base oil and an antistatic agent, where the antistatic agent includes at least one selected from the group consisting of Li(CF3SO2)2N and Li(CF3SO2)3C; and a mechanical part where the above-mentioned grease composition is packed. The composition of the invention shows satisfactory results in the antistatic properties and the acoustic property.

Abstract: Disclosed is a method for improving copper corrosion performance of a lubricating oil composition containing (a) a major amount of a base oil of lubricating viscosity; and (b) one or more dispersants containing one or more basic nitrogen atoms. The method involves adding to the lubricating oil composition an effective amount of one or more copper corrosion performance improving agents containing one or more oil-soluble titanium compounds.

Abstract: A magnetic recording medium comprising a lubricant film comprising a photosynthesized lubricant having a single phase composition of at least a lubricant moiety and an additive moiety is disclosed.

Abstract: A composite lubricant for recording disk media, a recording disk media including a layer of the composite lubricant, and method of manufacturing the same are described. The composite lubricant may include a non-phosphazene component and a phosphazene component where the non-phosphazene component is a difunctional perfluoropolyether compound terminated with first and second polar end groups, the first polar end group comprising a first number of hydroxyls and the second polar end includes a second number of hydroxyls, greater than the first number of hydroxyls. The phosphazene component may be a difunctional perfluoropolyether compound terminated with a phosphazene functional group and with a third polar end group, the third polar end group comprising a third number of hydroxyls equal to the second number of hydroxyls.

Abstract: A diesel fuel lubricant as a replacement for sulfur lubrication in Ultra-Low and Low Sulfur Diesel fuels, the process for producing said lubricant, and the method of using said lubricant. This lubricant comprises alpha-olefins; low odor aromatic solvents; and at least one a base oil selected from the base oil group consisting of hydrolsomerized high base oils and HT Severe Hydro-cracked Base Oils; as well as other ingredients. Also disclosed is a method for producing this lubricant.

Abstract: A lubricant for improving the durability and reliability of recording media used in hard drives is disclosed. The lubricant comprises a perfluoropolyether main chain with a first end attached to a hexa(trifluoromethylphenoxy)cyclotriphosphazene, a second end attached to a bonding enhancer for enhancing bonding between the lubricant and a carbon-containing layer. The bonding enhancer of the lubricant can contain multiple hydroxyl, amide groups, 2,3-dihydroxy-1-propoxyl, acetamide, methacrylate, methyl methacrylate and glycidyl ether. Some bonding enhancers such as methacrylate, methyl methacrylate or glycidyl ether, can be further activated with ultraviolet light.

Abstract: A lubricant or lubricant additive is an ionic liquid alkylammonium salt. The alkylammonium salt has the structure RxNH(4-x)+,[F3C(CF2)yS(O)2]2N? where x is 1 to 3, R is independently C1 to C12 straight chain alkyl, branched chain alkyl, cycloalkyl, alkyl substituted cycloalkyl, cycloalkyl substituted alkyl, or, optionally, when x is greater than 1, two R groups comprise a cyclic structure including the nitrogen atom and 4 to 12 carbon atoms, and y is independently 0 to 11. The lubricant is effective for the lubrication of many surfaces including aluminum and ceramics surfaces.

Abstract: A composition comprising a mixture of a low profile lubricant and a compound comprising one or more cyclophosphazene rings. The low profile lubricant comprises a perfluoropolyether backbone, at least one functional group on each end of the backbone and at least one functional group located in a region of the backbone between the ends. Also a device comprising a magnetic disk and the composition on the magnetic disk.

Abstract: An ionic liquid which contains an organic matter represented by the following general formula (1) as a cation component. The ionic liquid is stably in a liquid state over a wide temperature range and is excellent in electrochemical stability. The ionic liquid is advantageously used for applications such as electric power storage devices, lithium secondary batteries, electrical double layer capacitors, dye-sensitized solar cells, fuel cells, and reaction solvents.

Abstract: A magnetic recording medium comprising a lubricant film comprising a photosynthesized lubricant having a single phase composition of at least a lubricant moiety and an additive moiety is disclosed.

Abstract: A composition comprising 0.001 to 4.999 parts by mass of an organic onium salt such as tetraoctylammonium-bis(trifluoromethanesulfonyl)imide represented by the following formula (I): wherein Z is N or P, R1, R2, R3 and R4 are each independently a hydrocarbon group having 4 to 20 carbon atoms, with the proviso that the ratio of the number of carbon atoms of a hydrocarbon group having the largest number of carbon atoms to the number of carbon atoms of a hydrocarbon group having the smallest number of carbon atoms out of R1, R2, R3 and R4 is 2 or less, X? is an anion represented by the following formula (II): A1N??A2??(II) wherein A1 and A2 are each independently a fluoroacyl group, and 0.001 to 4.999 parts by mass of a fatty acid having 8 to 25 carbon atoms such as oleic acid based on 100 parts by mass of a hydrocarbon solvent, the total amount of the organic onium salt and the fatty acid being 0.01 to 5 parts by mass.

Abstract: Embodiments of the invention generally relate to PFPE lubricants, and more specifically to increasing the conductivity of PFPE lubricants. PFPE lubricants generally have low polarity and do not dissolve most conductive additives that tend to be highly polar. However, hydrophobic ionic liquids are highly fluorinated and have low polarity. Therefore, the hydrophobic ionic liquids may be dissolved in a PFPE lubricant to increase the conductivity of the PFPE lubricant.

Abstract: A combination of an ashless dispersant comprising the reaction product of a succinic anhydride and a polyamine and an ashless rust inhibitor comprising a mixture of a succinic anhydride and a oxime substituted aromatic compound in a lubricant base stock along with a poly alkylene alcohol demulsifier provides a circulating oil composition having good demulsibility, deposit control and rust inhibition.

Abstract: A combination of an ashless dispersant comprising the reaction product of a succinic anhydride and a polyamine and an ashless rust inhibitor comprising a mixture of a succinic anhydride and a oxime substituted aromatic compound in a lubricant base stock along with a poly alkylene alcohol demulsifier provides a circulating oil composition having good demulsibility, deposit control and rust inhibition.

Abstract: Extreme pressure lubricants, concentrates and greases. Disclosed herein are extreme pressure metal working lubricants which comprise a lubricant base material and a reaction product of (1) an amine containing from 1 to about 30 carbon atoms and (2) sulfamic acid or derivative thereof containing from 1 to about 30 carbon atoms. The reaction product or extreme pressure additive may be either water soluble or oil soluble. Amines containing from 1 to about 7 carbon atoms are generally used for making water soluble reaction products, and amines containing 8 or more (up to about 30) carbon atoms are generally used for making oil soluble reaction products. Water based lubricants comprise water and a water soluble reaction product. Oil based lubricants comprise an oil of lubricating viscosity and an oil soluble reaction product. Reaction products may be either addition products or sulfonamides.

Abstract: Disclosed is a vacuum pump oil, of which the base oil substantially comprises hydrocarbons having a molecular weight of not smaller than 300, and has a viscosity index of not smaller than 120 and a dynamic viscosity at 40.degree. C. of from 10 to 500 mm.sup.2 /sec. The vacuum pump oil has good thermal stability and good capabilities to produce high ultimate vacuum degrees and to facilitate low-temperature starting of pumps. Using this, vacuum pumps can be rapidly started and can reach the steady-state driving condition even in winter and in cold districts.

Abstract: This invention relates to formulations useful as lubricants for polyethylene snow sliders such as skis, snowboards and sleds. Lubricants of this type are comprised of i) waxes, ii) carbon fluorides of which the basic structure is represented by the formula CF.sub.x wherein x has values ranging from 0.1 to 1.2 and, iii) fluorinated additives of the formulaR.sub.f X(CH.sub.2).sub.m CH.sub.3wherein R.sub.f is independently a straight or branched perfluoroalkyl group; X is a direct bond, SO.sub.2 NH, SO.sub.2 N(R) wherein R is an alkyl group of up to six carbon atoms, or X is an alkylene group of up to ten carbon atoms interrupted by one or more --O--, --SO.sub.2 --, or --S-- groups; m is an integer from 4 to 30.