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WO/2001/074978A2 |
A composition of a hindered phenol antioxidant which is substituted in the 4 position by a CH¿2?CH¿2?C(O)OR?3¿ group, where R?3¿ is an alkyl group of 2 to 6 carbon atoms, and a dispersant or a detergent, is a useful additive package ...
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WO/2001/070919A1 |
A long life lubricating oil as evidenced by a reduction in viscosity increase, oxidation and nitration, comprises a major amount of a base oil of lubricating viscosity and a minor amount of a mixture of high TBN, medium TBN and low/neutr...
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WO/2001/060957A1 |
This invention relates to a diesel engine lubricant composition comprising a base stock, a dispersant and an antioxidant comprising an oil soluble trinuclear organomolybdenum compound of the generic formula (I): Mo¿3?S¿x?-(Q), wherein ...
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WO/2001/060959A1 |
This invention relates to a lubricating oil composition comprising a base stock and an antioxidant comprising an oil soluble trinuclear organomolybdenum compound of the generic formula (I): Mo¿3?S¿x?-(Q) wherein x is from 4 to 10 and Q...
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WO/2001/059037A2 |
This invention relates to a lubricating oil composition with improved fuel economy and fuel economy retention properties and comprising a major amount of an oil of lubricating viscosity and a minor amount of an oil soluble (a) organic fr...
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WO/2001/059041A1 |
This invention relates to a lubricating oil composition comprising a major amount of an oil of lubricating viscosity and a minor amount of an oil soluble or oil dispersible (a) trinuclear organo molybdenum compound (b) a sulphur compound...
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WO/2001/046352A1 |
This invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity, (A) an antiwear improving amount of a least one molybdenum containing composition, (B) at least one phosphorus antiwear or ...
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WO/2001/044417A1 |
A lubricating oil of enhanced life as evidenced by a reduction in viscosity increase, nitration, and TBN depletion and equivalent or improved oxidation and TAN increase performance relative to commercial oils comprises a major amount of ...
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WO/2001/044419A1 |
A lubricating oil composition comprising a major amount of an oil of lubricating viscosity and an additive system comprising (A) from about 0.1 to about 5 % by weight of a detergent composition comprising at least two metal overbased com...
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WO/2001/036568A1 |
The invention relates to additive mixtures comprising a) the reaction product formed after reaction of a dicarboxylic acid or a derivative thereof with a long-chain, aliphatic amine; and b) a natural fatty acid ester; c) the use of said ...
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WO/2001/030948A1 |
A lubricating oil composition exhibiting improved fuel economy and wet clutch friction properties, which comprises: a) an oil of lubricating viscosity; b) at least one calcium or magnesium overbased detergent; c) an oil soluble dimeric m...
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WO/2001/029157A2 |
This invention relates to a method of controlling the soot induced viscosity increase of a diesel engine lubricant composition comprising a base oil and a dispersant, by including in said lubricant composition an effective amount of an a...
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WO/2001/021740A1 |
Non-staining, active metal-working compositions are disclosed. The compositions contain active sulfur to provide extreme pressure properties for metal-working fluids. A metal corrosion inhibitor is disclosed that reduces the corrosivity ...
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WO/2001/007543A1 |
Disclosed herein is a composition comprising: (A) a lubricant, and (B) at least one imidazole thione compound of formula (I), wherein R¿1?, R¿2?, R¿3? and R¿4? are independently selected from the group consisting of alkyl, functional...
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WO/2000/077015A1 |
An alkaline earth alkylaryl sulfonate having a BN of at least 250, wherein the aryl radical is not phenol, wherein the alkyl chain is a linear chain that contains between 14 and 40 carbon atoms, and wherein the mole % of the aryl-sulfona...
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WO/2000/073406A1 |
A zinc-free lubricating composition for lubricating a continuously variable transmission, the lubricating composition comprising a mixture of a major amount of a lubricating oil and an effective amount of a performance enhancing additive...
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WO/2000/071649A1 |
A lubricating oil composition exhibiting improved low temperature anti-wear performance and improved fuel economy and fuel economy retention properties, which comprises: (a) an oil of lubricating viscosity; (b) at least one calcium deter...
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WO/2000/070001A1 |
Continuously variable transmission can be lubricated by supplying to them a composition of (a) an oil lubricating viscosity; (b) a dispersant; and (c) a detergent. At least one of the dispersant (b) and the detergent (c) is a borated spe...
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WO/2000/063325A1 |
A hydraulic fluid comprising a lubricant base oil in combination with (a) from 0.001 to 5 %wt of magnesium salicylate, (b) from 0.01 to 8 %wt of zinc dithiophosphate, and optionally (c) from 0.001 to 5 %wt of a dicarboxylic acid or its m...
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WO/2000/037449A1 |
The reaction product of: (i) a polyalkenyl derivative of an ethylenically unsaturated carboxylic reagent and (ii) a compound of formula (I), wherein R is a linear alkylene group having at least 2 carbon atoms, a branched alkylene group h...
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WO/2000/026328A1 |
This invention relates to a lubricant comprising (A) a basic metal salt of an acidic organic compound and (B) a hydrocarbyl phosphite, provided that the lubricant is free of metal deactivators. In one aspect the lubricant is a manual tra...
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WO/2000/023543A1 |
This invention relates to a lubricating composition comprising a blend of a major amount of an oil of lubricating viscosity, gear or transmission oil package and a top treatment which comprises at least one saturated fatty phosphate este...
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WO/2000/008119A1 |
Lubricating oils useful as gear oils, circulating oils, compressor oils and in other applications characterized by an excellent balance of anti-wear and anti-rust characteristics are based on high quality base stocks including a major po...
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WO/2000/001790A1 |
This invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity and (A) a di or trihydrocarbyl phosphite, (B) at least one reaction product of a di or trihydrocarbyl phosphite and sulfur o...
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WO/1999/064481A1 |
A novel succinimide compound obtained by reacting a polyamine having a carbon/nitrogen weight ratio of from 0.85 to 1.25 with up to 1.40 mol of a succinic acid compound per mol of the polyamine; a lubricating oil additive containing the ...
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WO/1999/063028A1 |
There are disclosed antioxidant additives for lubricating oils which exhibit reduced phosphorus volatility, the additives being sodium, potassium, lithium or oil soluble amine salts of a dialkyldithiophosphoric acid prepared by reacting ...
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WO/1999/060080A1 |
A low phosphorus lubricant containing a metallocene-catalysed polymer-based dispersant and at least one of copper and molybdenum provides fuel economy with maintained wear and oxidation protection.
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WO/1999/055808A1 |
A lubricating oil composition comprising, as a detergent, metal salt of a long chain hydrocarbyl-substituted organic acid, at a concentration of not more than 15 mmol/kg oil.
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WO/1999/053000A1 |
Concentrates for lubricating oil compositions are prepared by mixing at elevated temperature: (i) at least one high molecular weight ashless dispersant; (ii) at least one oil-soluble overbased metal detergent; and (iii) at least one surf...
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WO/1999/052999A1 |
Concentrates for lubricating oil compositions are prepared by mixing at elevated temperature: (i) at least one high molecular weight ashless dispersant; (ii) at least one oil-soluble overbased metal detergent; and (iii) at least one othe...
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WO/1999/052998A1 |
Concentrates for lubricating oil compositions are prepared by blending at elevated temperature: (A) at least one high molecular weight ashless dispersant; and (B) at least one oil-soluble metal detergent; in the presence of (C) at least ...
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WO/1999/050377A1 |
A lubricating oil composition which exhibits improved fuel economy and fuel economy retention, contains the combination of (a) a dithiocarbarmate of the formula R?1¿(R?2¿)N-C(:S)-S-(CH¿2?)¿n?-S-(:S)C-N(R?2¿)R?1¿ where R?1¿ and R?2...
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WO/1999/049142A1 |
In order to distribute thawing agents on a roadway, a plurality of spraying bodies (1) are used which produce fine spray streams (2, 3). Said spray streams can be activated for long spraying periods. In this manner, the disturbance of tr...
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WO/1999/049004A1 |
A lube oil composition that inhibits lubricant viscosity increase and dispersency decrease is described. The composition includes an oil of lubricating viscosity and a mixture of specified functionalized derivatives of pentaerythritol te...
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WO/1999/047629A1 |
A lubricating oil composition which exhibits improved fuel economy and fuel economy retention contains the combination of an overbased oil-soluble calcium detergent additive and an oil-soluble trinuclear friction modifying molybdenum com...
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WO/1999/043771A1 |
Viscosity increase or drift occurs in overbased detergents over time and particularly at elevated temperatures. Viscosity drift is now controlled by the addition of additive amounts of a compound having an oleophilic group and further ha...
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WO/1999/038940A1 |
The invention concerns a lubricant for a two-stroke slow speed crosshead marine engine, powered with a fuel with sulphur content not less than 1 %, consisting of a mixture of distillates used as lubricating bases containing x wt.% of dis...
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WO/1999/035218A1 |
A marine diesel engine lubricant composition having a TBN of at least 10 and preferably a VI of at least 90, comprises a major amount of oil of lubricating viscosity, and admixed therewith, minoramounts of an ashless antiwear additive an...
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WO/1999/027041A1 |
A low phosphorus passenger car motor oil containing an oil of lubricating viscosity as the major component and a tri-metal detergent mixture as a minor component. Wherein the tri-metal detergent mixture comprises at least one calcium ove...
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WO/1999/016852A1 |
A lubricating oil composition for internal combustion engines is preferably composed of a major portion of a base oil; 0.5 % to 15 % of a cyclic carbonate-treated polyalkylene succinimide additive; 0.5 % to 15 % of a borated polyalkylene...
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WO/1998/050501A1 |
An improved polybutene-free lubricant composition for marine diesel engines, comprising a major amount of oil of lubricating viscosity and, provided by admixing therewith, minor amounts of a) at least one of a borated dispersant or oil-s...
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WO/1998/047989A1 |
The anti-shudder durability of power transmitting fluids, particularly automatic transmission fluids, is improved by incorporating a combination of alkyl phosphonates, ashless dispersants and metallic detergents.
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WO/1998/044079A1 |
A lubricating oil composition comprises a major amount of an oil of lubricating viscosity and a minor amount of an additive combination comprising an ashless dispersant having a polymeric hydrocarbon backbone of Mn between 1000 and 4000 ...
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WO/1998/029522A1 |
The present invention is a non-emulsifying, chlorine-free metal working or cutting oil which exhibits the same or superior performance as heretofore exhibited by chlorine containing fluids. The metal working oil contains cosulfurized ole...
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WO/1998/027187A1 |
The anti-shudder durability of power transmitting fluids, particularly automatic transmission fluids, is improved by incorporating a combination of low potency friction modifiers, alkyl phosphites, specific ashless dispersants and a corr...
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WO/1998/017747A1 |
A lubricating oil composition for automatic transmissions, comprising a base oil and a compound of general formula (I), wherein R?1� and R?2� are each hydrocarbyl having 5 or more carbon atoms; R?3� is a C�1?-C�5? hydrocarbon g...
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WO/1998/008921A1 |
The invention concerns a friction-reducing additive for water-miscible or non-water-miscible cooling lubricants which contains: a) bismuth compounds of organic acids; and b) sulphurous organic compounds, in a mixture ratio such that the ...
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WO/1998/006798A1 |
Thus, the instant invention is directed toward an oil for diesel engines comprising an admixture of (A) a major amount of an oil of lubricating viscosity, (B) at least 4 mass % dispersant, (C) at least 0.3 mass % of a metal phenate, (D) ...
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WO/1997/031991A1 |
The present invention is directed to a low ash natural gas engine oil which contains an additive package including a particular combination of detergents and also containing other standard additives such as dispersants, antioxidants, ant...
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WO/1997/015644A1 |
A lubricant composition containing (1) specific organometallic compounds, (2) a specific organometallic compound and an ashless sulfur compound, (3) an organo-molybdenum compound and a specific ashless sulfur compound having a substituen...
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