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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/2000/065002A1 |
Novel non-symmetric, partially fluorinated compositions and method of manufacture which are useful as lubricants or as additives to lubricant formulations involving the molecular structure: R¿1f?-F'-R¿2?-F''-R¿3h? where R¿1f? represe...
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WO/2000/063324A1 |
A lubricant composition having a base oil of lubricating viscosity, a dispersed hydrated alkali metal borate, and a polyalkylene succinic anhydride or non-nitrogen derivative thereof.
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WO/2000/055283A1 |
A lubricating oil additive is disclosed that comprises the reaction product of: (a) an unsaturated or saturated ester or acid, (b)a diamine of the formula (I): (c) carbon disulfide, and (d) a molybdenum compound, wherein R¿8? is an alky...
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WO/2000/053703A1 |
Disclosed herein is a composition comprising: (A) a lubricant, and (B) at least one cyclic thiourea selected from the group consiting of (I) and (II) wherein R¿1? and R¿2? are independently selected from the group consiting of alkyl, f...
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WO/2000/050393A1 |
The invention relates to a process for preparing a thiuram disulfide comprising reacting a secondary amine with carbon disulfide in the presence of oxygen and a metal catalyst in the absence of a solvent using a secondary amine of which ...
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WO/2000/049111A1 |
A lubricating composition which may contain up to 70 weight percent abrasive grit material for use with wire saw and slicing apparatus for cutting or slicing hard and brittle materials. The composition contains abrasive particles suspend...
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WO/2000/049112A1 |
A lubricating grease composed of a base oil combination comprising 10 to 35 % of one or more poly $g(a)-olefins, 3 to 15 % of one or more synthetic organic esters, 20 to 30 % of one or more naphthenic oils, the remainder of the combinati...
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WO/2000/044528A1 |
A solid anti-galling agent that includes an anti-seize agent and a wax carrier that are mixed together to form a homogeneous mixture having a melting point above ambient temperature. The anti-seize agent includes high melting temperature...
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WO/2000/044858A1 |
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 at...
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WO/2000/044860A1 |
A lubricant composition containing an anti-deposition component having an anti-deposition effect which is especially useful for the lubrication of refrigeration compressors and in reducing or removal of unwanted deposits in constricted a...
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WO/2000/042134A1 |
There is disclosed a friction reducing compound, comprising an intermediate adduct of a first moiety reacted in a first reaction with a second moiety to form the intermediate adduct and further esterifying or amidifying the intermediate ...
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WO/2000/040678A1 |
A process for the preparation of a triazine derivative, the reaction products of said process, lubricating oil compositions, fuel compositions and additive concentrates containing such reaction products, and use of the reaction products ...
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WO/2000/026184A1 |
The invention relates to bisphenyl thiocompounds of formula (I), wherein X¿1? to X¿5? independently represent H, Cl, F, OH, SH, R, -OR and -SR, wherein R is an organic radical with 1 to 18 C atoms, which can be an alkyl or alkenyl radi...
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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/2000/022071A1 |
Ester based industrial oils containing acid scavengers exhibit improved sludge performance when a minor amount of hydrocarbon oil is included in the formulation.
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WO/2000/022074A1 |
Lubricating oils exhibiting anti rust-properties are obtained by adding to the lubricating oil an acidic anti-rust additive and an acid scavenger such as carbodiimide, in a specific sequence.
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WO/2000/014061A1 |
Dithiocarbamyl derivatives, useful as multifunctional additives for lubricating oils, of formula (I) wherein Q is (a), (b), (c), (d) or (e) R?1¿ and R?2¿ are each independently C¿1?-C¿30? n-alkyl, C¿3?-C¿30? branched alkyl, C¿3?-C...
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WO/2000/014188A2 |
A premium synthetic lubricant having antiwear properties comprises a synthetic isoparaffinic hydrocarbon base stock and an effective amount of at least one antiwear additive. The antiwear additive is preferably at least one of a metal ph...
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WO/2000/008120A1 |
The use of oil soluble organo molybdenum compounds in combination with phenolic or amenic antioxidants has been found to improve the dispersancy retention capability of crankcase lubricants. Thus in one embodiment the present invention c...
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WO/2000/006675A1 |
The invention relates to a water-miscible cooling lubricant concentrate which contains natural or synthetic mineral oils, emulsifiers, anti-corrosive agents, solubility promoters, preservatives, metal inhibitors and other standard additi...
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WO/1999/066011A2 |
A lubricating oil composition is provided comprising a major amount of an oil of lubricating viscosity and a minor amount of, as an additive, at least one compound comprising a trinuclear tungsten core and bonded thereto a ligand or liga...
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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/1999/050377A1 |
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/1999/049004A1 |
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/1999/031113A1 |
Oil-soluble or oil-dispersible trinuclear molybdenum-sulfur compounds are made by reacting less than three, such as 1.5 to 2.5, preferably 2 to 2.1, molar equivalents of a disulfide with one molar equivalent of a compound containing the ...
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WO/1999/028421A2 |
The present invention is directed to a method for improving the performance of a sooted diesel oil and controlling soot induced viscosity increase by adding to a major amount of a diesel oil a minor amount of a composition comprising at ...
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WO/1999/028420A1 |
The use of (a) one or more trinuclear molybdenum compounds; and/or (b) one or more molybdenum dithiocarbamate and/or dithiophosphate compounds other than those defined in (a), in a diesel engine lubricating oil composition to control soo...
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WO/1999/020719A1 |
A lubricating composition comprising a base oil in combination with molybdenum dithiocarbamate, zinc naphthenate and one or more metal dithiophosphates, and optionally one or more metal dithiocarbamates. A lubricating grease comprising s...
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WO/1999/019427A1 |
This invention relates to a composition comprising at least one sulphur-containing calixarene represented by formula (I) or a metal salt of said calixarene, wherein Y is a divalent bridging group, at least one of said bridging groups bei...
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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/1998/047988A1 |
The invention provides certain iminoacetamides which have been prepared by reacting alkylamines with acetoacetamides, and their use as friction reducing additives in fuels and lubes.
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WO/1998/047987A1 |
The invention provides certain carbonates which have been prepared by reacting alkylamines with dialkylcarbonates and/or alkylene carbonates, and their use as friction reducing additives in fuels and lubes.
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WO/1998/039968A1 |
The invention relates to the use of N-alkyl-benzothiophene-2-carboxamide-S,S-dioxides to protect cooling lubricants from microbia l activity.
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WO/1998/039399A1 |
An ashless additive for a lubricating oil composition is provided which comprises a polyolefin derived from the reaction of an ethylene-alphaolefin copolymer possessing a number average molecular weight of from about 250 to about 15,000 ...
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WO/1998/033873A1 |
A composition of matter is disclosed having structure (I) wherein R and R?1� are independently a member selected from the group consisting of alkyl, cycloalkyl, aryl, aralkyl, and alkaryl; R?2� is an alkylene moiety; R?3� is hydrog...
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WO/1998/030660A1 |
Dithiocarbamyl carboxylic acids, useful as multifunctional additives for lubricating oils, possess general formula (I), wherein R?1� and R?2� each independently is a hydrocarbyl group of from 1 to about 60 carbon atoms and R?3� is ...
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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/1998/026029A1 |
The invention relates to lubricating oil compositions comprising a major amount of an oil of lubricating viscosity and a minor amount of at least one compound containing a heterometallic tetranuclear core, preferably cubane, more prefera...
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WO/1998/026030A1 |
A lubricating oil composition is provided comprising a major amount of an oil of lubricating viscosity and a minor amount of, as an additive, at least one compound comprising a trinuclear molybdenum core and bonded thereto ligands capabl...
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WO/1998/022472A1 |
An oil-free water-base lubricant which can form a lubricating film necessary for heavy working of metal only by applying it on the surface of a metal. This water-base lubricant is one prepared by suspending or dispersing a metal chelate ...
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WO/1998/015605A1 |
Non-aqueous lamellar liquid crystalline lubricant compositions containing an organic phosphoric or sulphoric acid component or a salt thereof and an organic amine component which are substantially free of non-aqueous solvent. Lubricating...
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WO/1998/012287A1 |
In one aspect, this invention provides a composition for the cutting and abrasive treatment of metals and ceramic materials comprising a hydrofluoroether and a lubricious additive. In another aspect, the present invention provides a meth...
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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/1998/002509A1 |
The present invention resides in a turbo oil composition exhibiting enhanced antioxidancy and resistance to deposit formation, and to a method for achieving that result in turbo oils. The gas turbine lubricating oil of the present invent...
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WO/1997/043361A1 |
A lubricant composition is disclosed which comprises a triglyceride oil lubricant and an oil soluble copper compound antioxidant. The oil soluble copper compounds are particularly effective antioxidants for triglycerides. The lubricant c...
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WO/1997/033864A1 |
To improve colour and odour characteristics of sulfonic acids and their derivatives while maintaining sludge and sulfuric acid reduction and good thermal stability, they are treated with at least one unsaturated hydrocarbon, each having ...
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WO/1997/024417A1 |
Sulphur monochloride and a phenol are reacted to produce an oil-soluble intermediate which is then reacted with an unsaturated organic compound having one or more olefinic or acetylenic bonds to reduce the amount of active sulphur in the...
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WO/1997/024418A1 |
A homogenous product is formed by heating at a temperature in the range of from 50� to 150 �C a mixture of a benzotriazole and a 2,5-dihydrocarbyldithio-1,3,4-thiadiazole.
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WO/1997/024416A1 |
This invention concerns a process for preparing a sulfurized olefin containing reduced amounts of thiones using a low molecular weight hydrocarbon to precipitate the thiones from the sulfurized olefin.
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