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WO/1994/004490A1 |
Sulphonates are prepared by the neutralisation of a sulphonic acid with a basic hydroxide or oxide. The process requires the staged addition of sulphonic acid to a reaction mixture comprising basic hydroxide or oxide dispersed in a water...
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WO/1994/004225A2 |
A method for the detoxification of a mustard gas by reaction with a bis-tertiary diamine resulting in quaternary ammonium ionene polymers. Sulfur-containing quaternary ammonium ionene polymers which are useful as microbicides for control...
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WO/1993/025641A1 |
A functional fluid comprising a novel base stock composition comprising between about 50 % and about 70 % by weight of a trialkyl phosphate in which the alkyl substituents are C3 to C8 and are bonded to the phosphate moiety via a primary...
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WO/1993/025643A1 |
A lubricating composition which comprises a lubricating fluid and an aryl arenesulfonate in an amount sufficient to increase the lubricity of the lubricating fluid. A process for increasing the lubricity of a lubricating fluid which comp...
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WO/1993/020698A1 |
This invention relates to lubricants for two-cycle engines comprising a major amount of at least one oil of lubricating viscosity and a minor amount of at least one compound of the general formula (I): Ay-My+ wherein M represents one or ...
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WO/1993/021143A1 |
This invention relates to metal salts of the general formula (I) Ay-My+, wherein M represents one or more metal ions, y is the total valence of all M and A represents one or more anion containing groups having a total of about y individu...
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WO/1993/012208A1 |
The rust inhibition capability of a lubricating oil having an average ring number per mole of less than 1.5 can be enhanced by adding a rust inhibitor that is capable of reducing the oil/water interfacial tension to between about 1 to ab...
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WO/1993/012211A1 |
A lubricating oil composition having improved antiwear, antioxidation, and extreme pressure performance comprises a lubricating oil and a long chain hydrocarbyl amine, such as tallow amine, salt or amide of a derivative of benzoic acid o...
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WO/1993/005654A1 |
Synergistic combinations of 2-(thiocyanomethylthio)benzothiazole and a mixture of 4,4-dimethyl oxazolidine and 3,4,4-trimethyloxazolidine for use in controlling the growth of at least one microorganism, such as fungi and bacteria, in aqu...
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WO/1993/003122A1 |
A lubricating oil composition prepared by compounding a base oil with a metal dithiocarbamate represented by general formula (I) and an oil-soluble amino compound, wherein M represents zinc, copper, nickel, iron, cadmium, silver, lead, a...
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WO/1992/022677A1 |
The invention concerns sulphuration products of unsaturated fatty-acid glyceride esters of formula (I), in which R?1�CO is an unsaturated acyl group with 16 to 24 carbon atoms and 1 to 5 double bonds and R?2�CO and R?3�CO, independ...
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WO/1992/020664A1 |
The present invention relates to an improved process for selectively preparing 4-isothiazolin-3-one having structural formula (I), consisted of preparing 3,3'-dithiodipropionyldichloride by reacting 3,3'-dithiodipropionic acid with thion...
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WO/1992/015622A2 |
A functionalised polymer, especially an ashless dispersant or a viscosity index improver dispersant, suitable for use as a lubricating or fuel oil additive, or as an intermediate for use in the manufacture of such an additive, is prepare...
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WO/1992/015624A2 |
Polymers of olefinically unsaturated hydrocarbons suitable for use as intermediates for use in the manufacture of lubricating or fuel oil additives, are prepared from reactants in different phases by reacting the reactants in a reaction ...
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WO/1992/015595A1 |
A dihydrocarbyl dithiophosphate or dithiocarbamate suitable for use as a lubricating oil additive is prepared from reactants in different phases by reacting the reactants in a reaction region defined by adjacent surfaces between which th...
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WO/1992/013931A1 |
The use of a fluoroaromatic compound represented by the following general formula (I) as a lubricant for a refrigerating system using a fluoroalkane refrigerant: R(XRf)n, wherein X represents oxygen or sulfur; R represents an n-valent C6...
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WO/1992/012222A1 |
Alkylated diphenyl ethers, alkylated diphenyl methanes, alkylated phenoxathins and alkylated diphenyl sulfides are high-temperature stable lubricant fluids having excellent low temperature viscometrics, and excellent additive solubility....
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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/1992/012126A1 |
Novel sulphurized compounds, their preparation and use. The compounds are based on the general formula {[R-Sx-(CH2)n-]z CH3-z-(CH2)p-}2 Sy, in which R is a monovalent hydrocarbon radical having 1 to 30 carbon atoms, optionally functional...
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WO/1992/012224A1 |
A lubricant-fuel mixture containing an amine salt and/or amide of a benzoic acid or thiobenzoic acid derivative, an amine salt of a phosphoric acid derivative, or certain quaternary ammonium hydroxides is effective in reducing the smoke ...
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WO/1992/007841A1 |
The invention relates to zinc- and phosphorus-free additives for lubricating compositions which are produced by a free radical reaction between a dimercaptothiadiazole and monomer oligomer or homologue of acrylates or methacrylate, which...
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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/1992/003524A1 |
A halogen-free lubricant additive composition is disclosed which comprises the reaction product of elemental sulfur, an olefin, and an aqueous solution of an alkali metal or alkaline earth metal salt of hydrosulfide. The reaction product...
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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/1992/000367A1 |
Reaction products of sulfur, olefins and sodium sulfide hydrates are improved extreme-pressure/antiwear additives for lubricants and liquid hydrocarbyl fuels. These products contain no or substantially no dithiolethiones.
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WO/1991/013955A1 |
A lubricating grease composition comprising a major proportion of a lubricating base oil, a lithium soap complex and an organic metal compound. The metal of the organic metal compound is selected from molybdenum, tungsten, vanadium, niob...
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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/1990/013607A1 |
A liquid composition is described which comprises (A) a major amount of at least one fluorine containing hydrocarbon containing one or two carbon atoms; and (B) a minor amount of at least one soluble organic lubricant comprising at least...
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WO/1990/006916A1 |
Compounds which improve extreme pressure and anti-wear propertiesof lubricating compositions are described. The compounds include the compounds of formula (I) as well as statistical mixtures of those compounds, wherein R1 is hydrogen or ...
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WO/1990/004625A2 |
Friction modifier additives useful in power transmission compositions, particularly automatic transmission fluids, is disclosed. The additive comprises Component-1 alone formed by condensing a polyamine, such as tetraethylene pentamine, ...
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WO/1990/001503A1 |
The present invention is directed to a class of polymer comprising an ethylene alpha-olefin interpolymer having a set of chemical-physical properties rendering it particularly suitable as the "polymer backbone" for production of dispersa...
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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/1989/012666A1 |
A phosphorous- and sulfur-containing additive and its use to impart anti-wear properties to oleaginous compositions such as fuels and lubricating oils, particularly power transmission compositions, such as automatic transmission fluids, ...
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WO/1989/012670A1 |
Sulfur derivatives of unsaturated oligomers formed from alpha-olefins of 2 to 20 carbon atoms which oligomer has a branch ratio of less than 0.19. Such derivatives are useful as additives for lubricants.
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WO/1989/010956A1 |
Quaternary ammonium dithiocarbamate compounds having formula (I) or (II) and methods of preparing same by mixing in water a quaternary ammonium compound having formula (III) and a dithiocarbamate salt having formula (i) or a bis-dithioca...
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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/1989/009273A1 |
The present disclosure relates to DNA sequences encoding one or more antigenic epitopes of the Ro 60 kD autoantigen, as well as to antigenic peptides themselves which correspond antigenically to epitopes found on the Ro/SS-A ribonucleopr...
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WO/1989/006682A1 |
Sulfurized mixtures which include (A) at least one partial fatty acid ester of a polyhydric alcohol, and (B) at least one member of the group consisting of (1) at least one fatty acid ester of a polyhydric alcohol, which fatty acid ester...
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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/1988/009804A2 |
The present invention deals with compositions containing sulfur and oxygen which are useful in lubricants and automatic transmission fluids.
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WO/1988/009787A1 |
A composition of the formula R1R2N(ASxAO)yASxANR3R4, wherein A is an alkylene group, x is at least one, y is 0 or greater, R1, R2, R3 and R4 are such that R1 and R3 are straight or branched aliphatic groups of 4 or more carbon atoms, or ...
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WO/1988/008021A1 |
A lubricant or lubricant concentrate derived from mineral and/or synthetic oils possessing improved lubricating properties, in particular improved load-bearing, sliding and anti-corrosion properties, contains a) one or more mineral and/o...
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WO/1988/008008A2 |
Hydrocarbon compositions, including oligomers and polymers, for use in improving the thermo-oxidative stability and the dispersancy and viscosity index improvement (for high molecular weight) properties of fuels and lubricating oils are ...
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WO/1988/008023A1 |
A lubricant or lubricant concentrate based on mineral and/or synthetic oil with improved lubricating properties, in particular improved load-bearing, sliding and anticorrosion properties, contains a) one or more mineral and/or synthetic ...
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WO/1988/007031A2 |
A process for producing a sulfurized olefin product substantially free of ash containing waste is disclosed. The process involves dehydrohalogenation of an olefin/sulfur halide complex by contacting the complex with a protic solvent in t...
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WO/1988/005459A1 |
A lubricating oil additive concentrate composition for use in the production of finished lubricating oils comprises a lubricating oil base stock and sufficient of a bisacyl- or bisaroyldisulphide to give a concentration of from 0.1 to 10...
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WO/1988/005071A1 |
Dioxolanes, thio analogs thereof, and derivatives of these and methods of preparation. These materials are useful as additives in lubricants and fuels. Methods for reducing fuel consumption in internal combustion engines employing the lu...
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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/1988/003553A2 |
Lubricating and functional fluid compositions having improved antioxidant and extreme pressure properties and high temperature stability. The lubricant and functional fluid compositions comprise a major amount of at least one oil of lubr...
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