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WO/1992/018588A1 |
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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WO/1992/012225A1 |
Trithiane and phosphorus and/or thiophosphorus acid derivatives are described which are useful as extreme pressure compositions. The composition comprises a lubricating base oil having dissolved therein a reaction product obtained by rea...
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WO/1992/007051A1 |
There is disclosed a group of lubricant additives that have improved oxidative stability, high viscosity and relatively lower cost and that comprise telomerized vegetable oils having no more than 4 % polyunsaturated fatty acids. There is...
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WO/1992/002603A1 |
A phosphorous- and sulfur-containing additive and its use to impart anti-wear and/or antioxidant properties to oleaginous compositions such as fuels and lubricating oils, particularly power transmission compositions, such as automatic tr...
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WO/1991/013950A1 |
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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WO/1991/013133A2 |
It has now been discovered that functional fluids characterized as effective over a wide range of temperature including very high temperatures can be prepared which comprise (A) a major amount of at least one synthetic base oil; and mino...
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WO/1991/009922A1 |
This invention relates to lubricating compositions comprising : (A) a major amount of an oil of lubricating viscosity; (B) at least one borated overbased Group I or II metal salt of an organic acid; (C) at least one polysulfide-containin...
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WO1990015124A1 |
A lubricating oil composition is described which is useful in internal combustion engines and which exhibit improved oxidation and wear performance. More particularly, lubricating oil compositions are described which comprise (A) a major...
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WO/1990/013618A1 |
Mixed alkoxylated alcohol-hydroquinone or alkoxylated alcohol-resorcinol borates are effective antioxidants for lubricants.
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WO/1990/009386A1 |
This invention relates to lubricating compositions containing hydroxyalkane phosphonic acids and derivatives thereof. More specifically, this invention relates to hydroxyalkane phosphonic acids which can be reacted to form salts with bas...
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WO/1990/009425A1 |
This invention relates to lubricating compositions containing hydroxyalkane phosphonic acids and derivatives thereof. Hydroxyalkane phosphonic acids in the present invention can be reacted to form salts with basic materials, including de...
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WO/1990/005767A1 |
This invention concerns the lubrication of crosshead diesel engines, for example marine slow speed crosshead diesel engines. Lubrication is effected with a lubricant composition comprising a major amount of base oil and minor amounts of ...
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WO/1990/004626A2 |
A lubricating composition is described which comprises a mixture of (A) a major amount of an oil of lubricating viscosity, (B) a dispersant effective amount of at least one ashless dispersant, and (C) a minor, effective amount of at leas...
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WO/1990/002787A1 |
Nitrogen containing carboxylic compounds useful in reducing hydrogen sulfide are described herein. The compositions of the invention also desirably contain an alkali or alkaline earth metal containing compound.
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WO/1990/002785A1 |
Long-chain aliphatic hydrocarbyl polyamino additives which comprise a long-chain aliphatic hydrocarbyl moiety, a polyamino moiety and an oxy-carbonyl connecting group which joins the aliphatic hydrocarbyl moiety and the polyamino moiety ...
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WO/1990/002786A1 |
A lubricating oil composition which is obtained by compounding a base oil with a specific amine and at least one compound selected from among sulfonates, phenates and salicylates is disclosed. This composition is excellent in stain resis...
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WO/1990/001532A1 |
Lubricating oil compositions for internal combustion engines are described which comprise (A) a major amount of oil of lubricating viscosity, and minor amounts of (B) at least one carboxylic derivative composition produced by reacting at...
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WO1990001531A1 |
Lubricating oil compositions for internal combustion engines which comprise (A) a major amount of oil of lubricating viscosity, and minor amounts of (B) at least one carboxylic derivative composition produced by reacting (B-1) at least o...
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WO/1989/012668A1 |
Lubricating oil compositions for internal combustion engines are described which comprise (A) a major amount of oil of lubricating viscosity, and at least 2.0 % by weight of (B) at least one carboxylic derivative composition produced by ...
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WO1989012667A1 |
Lubricating oil compositions of internal combustion engines are described which comprise (A) a major amount of oil of lubricating viscosity, and minor amounts of (B) at least one carboxylic derivative composition produced by reacting (B-...
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WO/1989/011519A1 |
Lubricating oil compositions for internal combustion engines which comprise (A) at least about 60 % by weight of oil of lubricating viscosity, (B) at least about 2.0 % by weight of at least one carboxylic derivative composition produced ...
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WO/1989/009812A1 |
A lubricating oil additive for lubricating compositions is disclosed. The composition is essentially comprised of a lubricating base oil having dissolved therein a combination of: (A) a metal salt of a dihydrocarbylphosphorodithioic acid...
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WO/1989/009811A1 |
A corrosion inhibitor additive for gear oil formulations is disclosed in the form of an overbased carboxylate which can be in a borated or non-borated form. Borated versions of the overbased carboxylate are preferred and are obtained by ...
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WO/1989/006683A1 |
Mixtures of partial fatty acid esters of polyhydric alcohols and sulfurized compositions. Compositions comprising these mixtures are useful as additives for a wide variety of lubricants.
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WO/1989/004358A2 |
A composition is disclosed which comprises: (A) at least one neutral or basic metal salt or boron-containing neutral or basic metal salt of at least one acidic organic compound, the metal in said salt being selected from the group consis...
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WO/1988/009831A1 |
A corrosion inhibiting composition comprising a mixture of (A) at least one basic metal sulfonate and (B) at least one aliphatic dicarboxylic acid or anhydride containing no more than 38 carbon atoms excluding the carbon atoms in the car...
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WO/1988/008874A2 |
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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WO/1988/008873A2 |
This invention is directed to lubricating oil compositions which are especially adapted for use in mechanical systems where gears are subjected to great stress and extremely high pressures such as those found in automotive rear axles or ...
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WO/1988/008443A1 |
The invention comprises a preservative composition for metal surfaces comprising at least one substance known to function to protect metal surfaces against corrosion and a jojoba oil compound in an amount sufficient to form a matrix entr...
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WO/1988/007535A1 |
Sulphur-containing borate esters for use in lubricants appropriate to modern oil requirements with reduced or zero amounts of phosphorous and without the need for large amounts and/or expensive forms of antioxidant and additional anti-we...
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WO/1988/005810A1 |
Gear oil compositions which comprise a lubricating base oil having dissolved therein (A) at least one phosphite ester characterized by formula (I), wherein R1 and R2 are hydrocarbyl based groups of from 1 to 30 carbon atoms and (B) at le...
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WO/1988/004684A1 |
Lubricants having excellent static and dynamic frictional characteristics. The fluids are particularly useful in reducing double detente and clashing during manual transmission shifting.
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WO/1988/003552A2 |
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 fluids, fuels and aqueous systems. ...
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WO/1988/003554A2 |
Phosphorus- and/or nitrogen-containing derivative compositions useful particularly in fuels, and in lubricating and functional fluid compositions. The derivative compositions comprise a phosphorus- and/or nitrogen-containing derivative c...
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WO/1987/007637A2 |
Lubricating oil and functional fluid compositions having improved high temperature stability and which contain at least one phosphorus-containing composition and at least one oil-soluble nitrogen-containing composition. More particularly...
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WO/1987/007638A2 |
Lubricating and functional fluid compositions having improved extreme pressure properties and high temperature stability. The compositions contain at least one ammonium or metal salt of at least one phosphorus- and sulfur-containing comp...
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WO/1987/006256A2 |
An additive mixture for grease compositions and gear lubricants has been developed. The additive mixture comprises at least one metal-containing composition and at least one sulfurized organic compound. This mixture has been found to imp...
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WO/1987/005927A2 |
Manual transmission fluids having excellent static and dynamic frictional characteristics comprising: (a) an alkaline earth metal salt selected from the group consisting of sulfinates, phenates, oxylates, carboxylates and mixtures thereo...
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WO/1987/005046A1 |
A multipurpose functional fluid which is comprised of a major amount of a hydrocarbon oil and a minor amount, sufficient to improve characteristics of the fluid of a novel additive. The aditive is comprised of a calcium salt complex, a g...
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WO/1987/004454A2 |
Lubricants containing a minor amount of an oil-soluble or oil-dispersible metallic compound which retards viscosity rate increase build-up in a high soot environment.
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WO/1987/001723A1 |
Lubricants useful in metal working processes, especially cutting, comprise (A) a lubricating oil and (B) a basic alkaline earth metal salt or borated complex thereof. Component B is preferably a basic calcium sulfonate prepared by a spec...
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WO/1987/001722A1 |
A diesel lubricant exhibiting improved ability to minimize undesirable viscosity increases when used in diesel engines. More particularly, in accordance with the present invention, a diesel lubricant is described which comprises a major ...
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WO/1986/006092A1 |
Boron- and sulfur-containing, oil-soluble compositions which are useful as lubricating oil additives, particularly in lubricants and lubricants containing little or no phosphorus. In one embodiment, the compositions of the invention comp...
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WO/1986/004602A1 |
Sulfur-containing, oil-soluble compositions which are useful as lubricating oil additives, particularly in lubricants containing little or no phosphorus. In one embodiment, the compositions of the invention comprise (A) at least one meta...
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WO/1986/003772A1 |
Lubricating oil compositions containing less than about 0.1% by weight of phosphorus, and these lubricating compositions comprise a major amount of an oil of lubricating viscosity, and a minor amount of at least one oil-soluble sulfur-co...
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WO/1986/003513A1 |
Corrosion-inhibiting compositions which comprise a mixture of (A) at least one oil-soluble neutral or basic alkali metal or alkaline earth metal salt or complex of at least one organic acid, and (B) a nitrogen- and boron-containing compo...
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WO/1986/003220A1 |
Composition comprising the combination of (A) at least one alkyl phenol of the formula (R)a-AR-(OH)b wherein each R is independently a substantially saturated hydrocarbon-based group of an average of at least about 10 aliphatic carbon at...
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WO/1984/004322A1 |
A composition comprising (A) at least one metal salt of a mixture of acids comprising (A)(I) at least one acid of Formula (I), wherein R' and R2 are the same or different and each of R' and R2 is a hydrocarbon-based group, and (A)(II) at...
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JP7475256B2 |
Provided is a lubricant composition containing: (A) a lubricant base oil having a kinematic viscosity of 6.0-12.0 mm2/s at 40°C; (B) less than 100 ppm by mass of a Ca sulfonate detergent and/or a Ca salicylate detergent in terms of the ...
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JP7457695B2 |
Provided is a lubricating oil composition having low viscosity and excellent lubricity.A lubricating oil composition comprising a base oil, an organic molybdenum compound, and a metallic detergent, wherein the metallic detergent comprise...
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