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| Number | Title | Issue Date |
| 7683017 | Synergistic lubricating oil composition containing a mixture of a nitro-substituted diarylamine and a diarylamine Disclosed is a lubricating oil composition containing an oil of lubricating viscosity and a particularly effective mixture of a nitro-substituted diphenylamine and a diarylamine which together provide superior oxidation inhibition. ... | 03/23/2010 |
| 7081440 | Additives for perfluoropolyether oils Use as stabilizers of perfluoropolyether oils at high temperatures, higher than 200° C., of compounds not containing phosphor and having the general formula (A): ... | 07/25/2006 |
| 6242394 | Two-stroke cycle lubricant and method of using same A lubricant composition suitable for fuel injected two-stroke cycle engines includes an oil of lubricating viscosity, an amount, sufficient to reduce or prevent piston scuffing, of a mixture of (A) at least one phenol selected from (A-1) an aminophenol an... | 06/05/2001 |
| 6069281 | Process for producing organic nitrogen compounds, special organic nitrogen compounds and mixtures of such compounds and their use as fuel and lubricant additives The invention relates to the preparation of organic nitrogen compounds, in particular of aminoalkanes, alkyloximes, alkylnitrones or mixtures thereof, which have only one nitrogen-functional group and no alcoholic hydroxyl groups in the molecule, from nit... | 05/30/2000 |
| 5972856 | Reaction products of polyisobutenes and oxides of nitrogen or mixtures of oxides of nitrogen and oxygen and their use as fuel and lubricant additives Reaction products of polyisobutenes having an average degree of polymerization P of from 10 to 100 and a content E of from 60 to 90% of double bonds which can react with maleic anhydride, E=100% corresponding to the theoretical value for the case where ea... | 10/26/1999 |
| 5965496 | Fluorine-containing compounds and use thereof A fluorine-containing polyether compound, a lubricant, and a magnetic recording medium comprising the lubricant.... | 10/12/1999 |
| 5547593 | Lubricant oil composition comprising a fluorine-containing aromatic compound and an alkyl- or alkyl derivative-substituted aromatic compound, and a refrigerant composition containing the same Disclosed is a lubricant oil composition comprising: (A) a fluorine-containing aromatic compound, and (B) an alkyl- or alkyl derivative-substituted aromatic compound having a kinetic viscosity of from 0.1 to 500 cSt as measured at 40 .degree. C., wherein:... | 08/20/1996 |
| 5429757 | Multifunctional copolymer and lubricating oil composition An additive composition comprising a graft and derivatized copolymer prepared from ethylene and at least one (C3 -C10) alpha-monoolefin and, optionally, a polyene selected from non-conjugated dienes and trienes comprising from about ... | 07/04/1995 |
| 5254274 | Alkylaromatic lubricant fluids Aromatic compounds are alkylated with C20 -C1300 olefinic oligomers using an acidic alkylation catalyst to produce alkylated aromatic products, usually alkylaromatic hydrocarbons. The olefinic oligomers used as alkylating agents are ... | 10/19/1993 |
| 5171461 | Sulfur and copper-containing lubricant compositions Copper and sulfur containing compositions, and additive concentrates and lubricating compositions containing the copper and sulfur containing compositions are described. The sulfur compounds have the formula: Y--R1 (S)n --R2 Y | 12/15/1992 |
| 5104559 | Hydrogen perfluoroalkylaromatic ethers and related compositions and methods A lubricating compound having the structure: R1 --Rf --O--Ar--R2 wherein R1 is a monovalent radical selected from the group consisting of fluoride, unsubstituted aryloxys, substituted aryloxys, unsubstituted arylthio... | 04/14/1992 |
| 4941987 | Lubricating greases New lubricating greases, the oily component of which is perfluoropolyether or fluoropolyether derivative of formula R--O--Q--CFX--(Y)n --Z, having a number average molecular weight ranging from 1,500 to 10,000. wherein R is perfluoroalkyl radical R | 07/17/1990 |
| 4925582 | Methods and compositions for potentiating the activity of antimicrobal agents in industrial water based fluids Alkane alkanolamines of the formula RNHR1 OH wherein R is hydrogen or normal C1-6 alkyl; and R1 is a normal or branched chain C2-4 alkyl or hydroxymethyl C2-4 alkyl are effective to potentiate the activity of a... | 05/15/1990 |
| 4800031 | Sulfur-containing lubricant and functional fluid compositions This invention is directed to 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... | 01/24/1989 |
| 4724091 | Alkyl phenol and amino phenol compositions and two-cycle engine oils and fuels containing same 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, each having at le... | 02/09/1988 |
| 4708808 | Synergistic antimicrobial or biocidal mixtures Synergistic anti-microbial compositions containing a mixture of a metal complex of a polyfunctional organic ligand and a biocidal composition which contains or releases a lower aldehyde containing 1 to 5 carbon atoms are described. The compositions are pa... | 11/24/1987 |
| 4569778 | Water-based hydraulic fluid compositions containing selected two-component anti-wear agents Disclosed is an improved water-based hydraulic fluid composition which comprises an aqueous composition having a viscosity of at least 5 centistokes at 40° C. which contains up to about 95 percent by weight of water, at least 0.1 percent by weight of a c... | 02/11/1986 |
| 4469609 | Stabilizer systems useful in lubricating oils and method for stabilizing lubricating oils The invention comprises a novel stabilizing system useful for imparting resistance to oxidative breakdown comprising: (1) a metal deactivator azine of the formula: ##STR1## where: R1 and R2 can be hydrogen, alkyl with 1-12 carbon at... | 09/04/1984 |
| 4425138 | Two-cycle fuel compositions containing amino phenols Lubricating oils containing at least one amino phenol of the general formula ##STR1## wherein R is a substantially saturated, hydrocarbon-based group of at least about 10 aliphatic carbon atoms, a, b and c are, for example, each 1, 2 or 3, and A... | 01/10/1984 |
| 4347148 | Full and lubricant compositions containing nitro phenols Nitro phenols of the general formula ##STR1## wherein R is an aliphatic substituent of at least about 40 carbon atoms, a, b and c are, for example, each 1, 2 or 3, and Ar is an aromatic moiety such as a benzene nucleus, naphthalene nucleus or linked ... | 08/31/1982 |
| 4346014 | Rolling oil compositions and method of inhibiting carbon smut on batch annealed steel Carbon smut on post-annealed cold rolled steel sheet and strip is inhibited by a process using a rolling oil containing from 0.5 to 5% by weight of specific organic nitro compounds in the cold rolling oil. The steel sheet and strip are substantially smut ... | 08/24/1982 |
| 4320020 | Alkyl amino phenols and fuels and lubricants containing same Amino phenols of the general formula ##STR1## wherein R is a substantially saturated hydrocarbyl substituent having an average of from about 30 to about 750 aliphatic carbon atoms; R' is a substituent selected from the group consisting of lower alkyl... | 03/16/1982 |
| 4320021 | Amino phenols useful as additives for fuels and lubricants Amino phenols of the general formula ##STR1## wherein R is a substantially saturated, hydrocarbon-based group of at least about 30 aliphatic carbon atoms, a, b and c are, for example, each 1, 2 or 3, and Ar is an aromatic moiety such as a benzene nuc... | 03/16/1982 |
| 4305833 | Lubricating oils containing acetoacetanilides as antioxidants Acetoacetanilides and related beta-ketoacetanilides are effective antioxidants when used as additives in petroleum products and petroleum-related products. Antioxidant properties are displayed at levels as low as about 0.05 weight percent.... | 12/15/1981 |
| 4273891 | Hydrocarbon-substituted methylol phenols Hydroxy aromatic compositions containing (a) a hydroxyl group bonded directly to a carbon of an aromatic nucleus, (b) a hydrocarbon-based substituent of at least about 50 aliphatic carbon atoms bonded directly to a carbon atom of an aromatic nucleus, (c) ... | 06/16/1981 |
| 4231757 | Nitro phenol-amine condensates, methods of making same, fuels and additive concentrates containing them Nitrogen-containing compositions made by condensing a nitro phenol with an organic amino compound having at least one hydrogen atom directly bonded to a nitrogen or oxygen atom are useful as additives for lubricants and fuels. A specific embodiment compri... | 11/04/1980 |
| 4200545 | Amino phenol-detergent/dispersant combinations and fuels and lubricants containing same Disclosed are combinations of amino phenols, wherein said phenols contain a substantially saturated hydrocarbon substituent of at least 10 aliphatic carbon atoms, and one or more detergent/dispersants selected from the group consisting of (I) neutral or b... | 04/29/1980 |
| 4122021 | Antioxidant stabilized lubricating oils This invention is directed to a synergistic antioxidant system for use in oils comprising a phenylated naphthylamine, a sulfoxide compound, and, optionally, an oligodynamic amount of copper.... | 10/24/1978 |
| 4101433 | Composition A composition consisting essentially of tris(hydroxymethyl)nitromethane and about an equal part of a mixture consisting of 4-(2-nitrobutyl)morpholine and 4,4-(2-ethyl-2-nitromethylene)dimorpholine in a ratio of about 3.5:1 respectively. The composition is... | 07/18/1978 |
| 4053428 | Hydrocarbon-substituted methylol phenols Hydroxy aromatic compositions containing (a) a hydroxyl group bonded directly to a carbon of an aromatic nucleus, (b) a hydrocarbon-based substituent of at least about 50 aliphatic carbon atoms bonded directly to a carbon atom of an aromatic nucleus, (c) ... | 10/11/1977 |
| 4036770 | Stabilization of hydrocracked oils with amino nitrophenols Hydrocracked oils are stabilized against deterioration due to exposure to light and/or air by adding to them a small amount of aromatic amine having a nitro group, the amino and nitro groups being ortho or para to each other.... | 07/19/1977 |
| 4007159 | Organic substrates stabilized by nitroalkane based hindered phenol compounds Organic substrates stabilized against oxidative deterioration by the use of high molecular weight hindered phenols based on the condensation of a nitroalkane with either a dialkyldithiocarbonate or with formaldehyde and a di-t-butylphenol or a substituted... | 02/08/1977 |
