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JP5469237B2 |
The subject of the disclosure concerns C8 or higher, linear or branched fatty chain (meth)acrylic polymers possibly containing at least one ethylene unsaturation, having a weight average molecular weight Mw of less than 20,000 g/mole, fr...
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JP5475317B2 |
This invention describes novel trunk piston engine lubricating oil compositions comprising a Group I and/or Group II base oil, a detergent comprising a salt of an alkyl-substituted hydroxybenzoic acid and optionally a dispersant, for use...
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JP5465938B2 |
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JP5468297B2 |
To provide a lubricating oil composition for lubricating an internal combustion engine having a low sulfuric acid ash content, a low sulfur content, and a low phosphorus content, and being particularly suitable for lubricating a diesel e...
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JP5468583B2 |
The present invention provides a composition containing (a) a substantially nitrogen free dispersant derived from the reaction product of: (i) a polyalkenyl-substituted acylating agent; and (ii) a polyol; (b) a primary metal hydrocarbyl ...
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JP5463108B2 |
Provided by the present invention is a lubricating oil composition showing, though containing ZnDTP as an abrasion resistant agent, a low friction coefficient when used as a lubricating oil for a low friction sliding material, that is, a...
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JP5467723B2 |
The invention provides a lubricant composition capable of favorably preventing the members from causing hydrogen embrittlement-induced flaking when the members are operated under the conditions where the oil film is thin (namely, the met...
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JP5460310B2 |
Molybdenum-free lubricating compositions are provided, having an antioxidation additive composition based on a combination of (1) alkylated diphenylamine (APDA), (2) polyamine dispersant, and (3) monoglyceride, ethoxylated amide, or mixt...
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JP5457388B2 |
The disclosure provides a lubricant composition for lubricating an engine, a method for operating an engine and an additive concentrate. The lubricant composition includes a base oil of lubricating viscosity; one or more metal dialkyldit...
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JP5459875B2 |
The invention provides a lubricating composition comprising an oil of lubricating viscosity and an amine-functionalised additive, wherein the amine-functionalised additive is derived from an amine having at least 3 aromatic groups, at le...
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JP5457877B2 |
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JP5457452B2 |
[Problems] To provide a water-based lubricant for plastic working excellent in moisture absorption resistance and corrosion resistance, with which degradation in lubricating performances such as lubricity, workability and seizure resista...
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JP5458062B2 |
An improved process for making stabilized polyalkenyl sulfonic acids, whereby the product resulting from the reaction between a polyalkene and sulfur trioxide is stabilized by neutralizing with a neutralizing agent prior to storage or fu...
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JP5455698B2 |
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JP5455623B2 |
The present invention relates to a rosin acid ester and compositions containing the same, as well as methods of making and using the same.
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JP5453139B2 |
To provide a lubricating oil composition for an internal combustion engine, achieving fuel cost-saving property in an internal combustion engine, in particular, achieving both of fuel cost-saving property and caulking reducing property i...
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JP2014506882A |
Polyhydroxyl functional compounds that contain an all hydrocarbon backbone, wherein all of the hydroxyl groups are bonded to a primary carbon atom, are prepared through the reaction of an alpha, omega-terminal diol having a total of from...
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JP5444534B2 |
A film-forming lubrication composition for make-up of threaded connections, intended to cover at least one threading (FE, FI) and a make-up abutment (BVM, BVF) of a threaded element (EM, EF) of a component (T2, T1) of a threaded tubular ...
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JP5438773B2 |
A lubricating oil composition comprising a major amount of base oil of lubricating viscosity and a minor amount of an additive comprising the reaction product obtained by reacting a cyclic carbonate and a hydrocarbyl amine having the for...
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JP5438251B2 |
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JP5437234B2 |
A method of improving the compatibility of an overbased detergent with other additives in a lubricating oil composition. The method includes the step of the using a detergent have a degree of carbonation of greater than 85%.
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JP5437259B2 |
The invention provides a lubricating composition containing an oil of lubricating viscosity, an additive containing a polymeric backbone and at least one amino group. The invention further provides for the additive to have dispersant and...
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JP5442312B2 |
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JP5438755B2 |
A post-treated polymeric dispersant which comprises reacting (I) a post-treating agent selected from a cyclic carbonate, a linear mono-carbonate, a linear poly-carbonate, an aromatic polycarboxylic acid or an aromatic polycarboxylic anhy...
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JP5438762B2 |
A molybdated succinimide complex is disclosed which is prepared by a process comprising (a) reacting an alkyl or alkenyl succinimide of a polyamine of formula I wherein R is an about C12 to about C30 alkyl or alkenyl group; a and b are i...
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JP5430522B2 |
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JP5432179B2 |
A carboxylate detergent prepared by the process comprising (a) alkylating a hydroxyaromatic compound with at least one normal alpha olefin having from about 12 to about 30 carbon atoms per molecule that has been isomerized to obtain an i...
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JP5431641B2 |
The present invention is directed to a low sulfur and low phosphorus lubricating oil composition comprising (a) a major amount of an oil of lubricating viscosity and (b) one or more dispersants (c) one or more anti-oxidants and (d) one o...
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JP5435834B2 |
A process for making an additive comprising one or more oil-soluble or oil-dispersible molybdenum-sulfur compounds, said process comprising the steps of: (I) reacting in a polar medium a reactant molybdenum compound (A) and a source of a...
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JP5436535B2 |
The invention is directed to oil soluble additive compositions, lubricating oil compositions, and additive concentrates comprising the salt of (1) a molybdenum oxide, sulfide, or oxysulfide and (2) an amide reaction product of a carboxyl...
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JP5432152B2 |
A lubricating composition comprising an oil of lubricating viscosity, 1 to 80 parts per million by weight of titanium in the form of an oil-soluble titanium-containing material, and a salicylate detergent provides beneficial effects on p...
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JP5436988B2 |
To provide a low-frictional sliding member that exhibits persisting friction-reducing effects between sliding surfaces even when the sliding surfaces are made of any material such as a DLC coating material or steal. The sliding member ha...
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JP5436615B2 |
A marine diesel cylinder lubricant composition having a total base number of at least 30. The composition includes at least 40 wt% of an oil of lubricating viscosity, at least one detergent prepared from at least two surfactants, prefera...
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JP5431642B2 |
The present invention is directed to a low sulfur and low phosphorus heavy duty diesel engine lubricating oil composition comprising (a) a major amount of an oil of lubricating viscosity and (b) one or more dispersants (c) one or more an...
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JP2014505208A |
The present invention relates to a sintered bearing and a preparation method thereof, wherein the method comprises: a step for forming a mixed powder by mixing metal powder, kish graphite, and lubricant; forming a molded body by applying...
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JP2014037409A |
To provide compounds of salts of non-sulfur metals or ammonium, a method for production of the compounds, and lubricant additive concentrates as well as lubricant compositions containing the compound.The compounds are those produced by t...
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JP5424522B2 |
A lubricating oil composition which exhibits improved fuel economy and fuel economy retention which contains a mono-, di- or triester of a tertiary hydroxyl amine and a fatty acid as a friction modifying fuel economy additive.
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JP5429728B2 |
A lubricating oil composition having a total base number of more than 15 mg KOH/g, as determined by ASTM D2896, and including at least 40 mass % of an oil of lubricating viscosity; at least one detergent; and at least one compound of the...
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JP5424228B2 |
There is disclosed herein an additive composition including a compound of formula (III): wherein R 1 , R 2 , R 3 , R 4 , R 5 , R 6 , R 7 , R 8 , and R 9 are independently selected from the group consisting of hydrogen, cyano, and hydroca...
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JP2014035070A |
To reduce friction between two mutually facing slide surfaces.A slide mechanism 1 includes: a metallic flat plate 2 which has a first slide surface 21 formed; a metallic cylinder 3 which has a second slide surface 31 facing the first sli...
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JP5420167B2 |
A thread rolling lubricant of a nonchlorine species, in which a lubricant base oil is blended with 25 through 35 weight % of (A) a sulfur species extreme pressure agent, 6 through 16 weight % of (B) an organic zinc compound, 2 through 12...
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JP5420160B2 |
Provided is a method of inhibiting the formation of emulsions in a natural gas dehydrator by lubricating the upstream compressors and natural gas engines with a lubricating oil comprising an effective amount of one or more demulsifiers. ...
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JP2014028961A |
To provide grease that can adjust, in a desired manner, characteristics such as sedimentation stability, transparency, oil separation, drop point, penetration, consistency, shear stability, friction value and abrasion behavior and has ev...
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JP5415374B2 |
A method of improving the brake and clutch capacity of a functional fluid comprising adding a friction-modifying amount of a polyalkenyl sulfonate to the functional fluid, wherein the polyalkenyl sulfonate is an alkali metal or alkaline ...
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JP5414955B2 |
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JP5416325B2 |
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JP5416897B2 |
Provided are formulations, methods of making, and methods of using a functional fluid of the present invention to achieve and maintain optimal frictional characteristics in machines housing that fluid, wherein the functional fluid compri...
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JP5411450B2 |
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JP2014025080A |
To provide a composition containing a dispersant derived from the reaction product of (i) a polyalkenyl-substituted acylating agent and (ii) a polyol, the dispersant being substantially nitrogen free.The present invention provides a comp...
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JP5405448B2 |
A thin adhesive lubricating composition that can cover at least one thread and a screwing abutment of a threaded element of a component of a tubular threaded joint. The screwing abutment can bear against another abutment of another compo...
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