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JPH07150183A |
PURPOSE: To obtain a lubricating composition comprising an additive formulation capable of imparting thereto improved friction property, extreme pressure characteristic and thermal stability. CONSTITUTION: This lubricating composition co...
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JPH07150165A |
PURPOSE: To obtain a lubricant additive composition capable of establishing and maintaining a substantially constant static breakaway coefficient of friction between a pair of friction surfaces that are periodically frictionally engaged ...
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JPH0737626B2 |
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JPH0770141A |
PURPOSE: To provide a group II metal overbased sulfurized 16-22C alkylphenate composition suitable as a cleaning agent/dispersing agent very effective for use in a lubricating oil and having a further lowered viscosity at a constant tota...
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JPH0748586A |
PURPOSE: To obtain a group II metal overbased sulfided alkylphenate composition having low viscosity at high TBN. CONSTITUTION: There is provided a group II metal overbased sulfided alkylphenate composition derived from an alkyl phenol r...
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JPH078990B2 |
A pour point depressant for lubricating oils comprises a poly(methacrylate) polymer having the repeating unit (I), wherein R is an alkyl group having an average chain length in the polymer of 12.6 to 13.50, and n is an integer indicating...
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JPH0726283A |
PURPOSE: To obtain a composition used to inhibit intermetallic friction by distilling a mixture comprising component A containing a specified metal salt, a vegetable oil and an oleic ester after heating, adding at least one specified add...
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JPH07500375A |
A lubricating oil composition is described which comprises a major amount of an oil of lubricating viscosity and (A) at least about 1 % by weight of at least one carboxylic derivative composition produced by reacting (A-1) at least one s...
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JPH073280A |
PURPOSE: To provide a two-stroke cycle lubricant useful in a two-stroke cycle engine, which comprises an oil of lubricating viscosity, and a specific amount of a mixture and a nitrogen-containing inhibitor, etc., and which is excellent i...
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JPH06299183A |
PURPOSE: To provide a compsn. which contains an org., i.e., carbon-contg., ammonium thiosulfate and has improved abrasion resistance, welding resistance, and extreme pressure properties and/or friction properties. CONSTITUTION: This comp...
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JPH0662982B2 |
Additive combinations useful in lubricating compositions containing a major amount of an oil of lubricating viscosity are described. The additive compositions comprise a mixture of at least one alkyl phenol and at least one amino phenol,...
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JPH06220478A |
PURPOSE: To use an oil additive composition in an engine and a transmission by mixing a metal salt of phenol sulfide, a metal salt of dithiophophoric acid, an ashless dispersant, a metal salt of sufonic acid detergent and a Mn salt of ca...
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JPH06505509A |
A borate ester represented by one of the following formulae:wherein each R1 is independently hydrocarbyl, a hydrocarbyloxy or a hydrocarbylthio group or both R1 on the same phosphorus atom taken together form a heterocyclic group; each X...
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JPH06166887A |
PURPOSE: To obtain a sulfurized overbased product useful for use in lubricants, functional fluids and normally liq. fuels as extreme pressure(EP) reagents and/or anti-wear agents or antioxidants. CONSTITUTION: This composition is a compo...
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JPH06166886A |
PURPOSE: To prevent precipitation of solid components by contg. a non- electroconductive liq. and specified silicon-contg. material particles. CONSTITUTION: Silicon-contg. material particles, having 0.5-10% water content, 0.5-50 μm mean...
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JPH06158075A |
PURPOSE: To provide a lubricant composition having improved characteristics. CONSTITUTION: The lubricant composition contains a major proportion of a lubricant viscous oil, a minor proportion of a multifunctional olefin copolymer viscosi...
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JPH06504088A |
A lubricant composition is described which is useful as a chain bar lubricant for chain saws. The composition comprises: (A) at least one triglyceride, (B) at least one viscosity modifying additive, and (C) at least one tackifier. Option...
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JPH0633390B2 |
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JPH0693280A |
PURPOSE: To provide the subject concentrate suitable to liquid fuels in ordinary conditions or lubricant oils of a lubricating viscosity, in particular for lubricating oils for 2-cycle engines, formed by formulating an inactive solvent w...
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JPH0693281A |
PURPOSE: To provide an engine oil composition resistant to deterioration even in case of contact with NOx gas, esp. stably working even in case of such contact for a long period of time. CONSTITUTION: The engine oil composition comprisin...
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JPH0649476A |
PURPOSE: To obtain a lubricant compn. providing lower amount of sulfate ash while satisfying a standard of high performance by composing a lubricating viscosity oil, a carboxylic acid dispersant component, a nonionic surfactant, etc., an...
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JPH05509357A |
This invention relates to a composition prepared by reacting (A) a boron compound and (B) a phospholipid. These phospholipids are useful as lubricant additives for oil-base and water-base functional fluids. These materials act as anti-we...
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JPH05509130A |
This invention relates to a lubricant composition for two-cycle engines comprising: a major amount of at least one oil of lubricating viscosity which is free of oils having a viscosity greater than or equal to 100 cSt at 40 DEG C, an amo...
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JPH05508186A |
The invention relates to a lubricating oil composition, comprising: a major amount of an oil of lubricating viscosity; and (A) an amount of at least one alkali metal overbased salt of an acidic organic compound to provide at least about ...
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JPH05239484A |
PURPOSE: To provide a lubricant composition preventing formation of carbonaceous material, etc., within an engine by adding specific calcium and magnesium hydroxyalkylsulfonates. CONSTITUTION: This lubricant composition comprises a lubri...
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JPH05209186A |
PURPOSE: To prepare the subject concentrate comprising a Mannich base ashless dispersant, a sulfur-containing antiwear agent, a nitrogen and phosphorus- containing antiwear agent and the like and improving performance capacities of a bas...
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JPH05505420A |
The action of a crosslinked polyoxyalkylene polyiol demulsifier for a water-in-oil emulsion containing an ashless dispersant additive is enhanced by the use of a free dicarboxylic acid or anhydride. The invention has particular relevance...
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JPH05202377A |
PURPOSE: To provide a homogenous lubricant additive for an engine excellent not only in cleaning properties but also in film forming action and lubricating action and not substantially containing particulate matter. CONSTITUTION: A subst...
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JPH05194978A |
PURPOSE: To obtain a polymer-containing compsn. having antiemulsion/antifoam characteristics in a lubricating oil. CONSTITUTION: A crank chamber lubricating compsn. contains an effective amt. of a butylene oxide-containing polymer as an ...
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JPH0535757B2 |
Disclosed is a lubricating oil composition both for lubrication of sliding surface of machine tools and for lubrication of working part of machine tools which is free from the conventional problems. This composition comprises a reaction ...
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JPH04505475A |
Lubricating oils which are utilized in two-stroke engines sometimes produce clogging (gelation) in fuel filters. The gelling is particularly pronounced when an alkali metal or alkaline earth metal containing composition is present in the...
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JPH04261495A |
PURPOSE: To obtain a lubricant contg. each a specified amt. of a metal salt of an acidic org. compd., a hydrocarbyl-substd. ashless dispersant and an oil with lubricating viscosity and being excellent rust and corrosion inhibiting proper...
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JPH04226195A |
PURPOSE: To obtain an additive imparting dispersibility, washing properties, anti-oxidation properties and abrasion-resistant characteristics by compounding an aminated phosphosulfurized polyalkene and a polyalkene substd. phenol having ...
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JPH0448839B2 |
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JPH04213395A |
PURPOSE: To obtain a succinimide dispersant passing an ASTM sequence VE engine test, not deteriorating a fluoroelastomer part and added to lubricant by reacting a specific acylating agent with polyamine over two stages. CONSTITUTION: Thi...
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JPH04213394A |
PURPOSE: To suppress the decomposition of a fluoroelastomer when a mechanical part is lubricated in the presence of the surface of at least one kind of a fluoroelastomer. CONSTITUTION: This lubrication is performed by using lubricant con...
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JPH045714B2 |
Fuel consumption is reduced in internal combustion engines by lubricating them with a lubricant containing certain alkyl or alkenyl esters of polycarboxylic acids. Acid-esters of formula R'(COOR<2>)m are novel, where R' is a C10-35 aliph...
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JPH03504981A |
This invention relates to lubricating compositions containing hydroxyalkane phosphonic acids and derivatives thereof. More specifically, this invention relates to hydroxylakane phosphonic acids which can be reacted to form salts with bas...
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JPH0333759B2 |
A lubricating oil composition having improved properties comprises a major proportion by weight of a lubricating oil, a dispersant compound, from 0.01 to 0.5 wt % phosphorus and zinc and 5 to 500 parts per million of copper, and additive...
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JPH0386795A |
PURPOSE: To obtain a lubricating oil composition with largely improved water separating ability and storage stability by compounding mineral oil and/or synthetic oil as the base oil with a zinc thiophosphate wear-proofing agent, a metal ...
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JPH0325477B2 |
A lubricating oil composition having improved properties comprises a major proportion by weight of a lubricating oil, a dispersant compound, from 0.01 to 0.5 wt % phosphorus and zinc and 5 to 500 parts per million of copper, and additive...
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JPH0337296A |
PURPOSE: To obtain the subject improver which is an efficient, low viscosity, nonaqueous dispersion of a high concentration of an olefin polymer by compounding an olefin polymer, a specific compound and a solvent which does not substanti...
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JPH028639B2 |
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JPH028296A |
PURPOSE: To provide the subject lubricant composition which has ring wear resistance, liner wear resistance, corrosion-resistance at low temperatures, and adequate viscosity at high temperatures, by adding specific amount of chlorinated ...
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JPH01308820A |
PURPOSE: To obtain an overbased magnesium sulphonate useful for formation of sediment-free lubricating oil compositions by adding an ashless dispersant to a reaction mixture composed of the sulfonate or sulfonic acid in oil and an excess...
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JPH0158239B2 |
A lubricating oil composition having improved properties comprises a major proportion by weight of a lubricating oil, a dispersant compound, from 0.01 to 0.5 wt % phosphorus and zinc and 5 to 500 parts per million of copper, and additive...
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JPH01503392A |
A number of functional characteristics of a gear lubricant are improved by including within the lubricant an additive package comprised of (a) a treated zinc dithiophosphate and (b) an overbased carboxylate which is preferably borated. T...
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JPH0131405B2 |
Improved dispersion of silicon antifoams in lubricating compositions is achieved by dissolving the antifoam in an alkyl aromatic hydrocarbon of molecular weight below 330 and with a flash point above 140°C.
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JPH01501319A |
This invention is directed to novel compositions comprising (A) certain sulfur compounds, and (B) at least one carboxylic detergent composition. The compositions of the invention are useful as additives in lubricants and functional fluid...
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JPH01501235A |
This invention is directed to phosphorus and/or nitrogen-containing derivative compositions of sulfur containing compounds which are suitable particularly for use as additives for lubricants, fuels and functional fluids. The lubricants, ...
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