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| Number | Title | Issue Date |
| 7201860 | Polyamide membrane with improved hydrolytic stability and method for production thereof The invention relates to a method for producing a hydrolytically stable polyamide membrane having an open-pored, microporous and sponge-like support-layer structure, using a process involving thermally induced liquid-liquid phase separation. A solution of an aliphat... | 04/10/2007 |
| 7157410 | Perfluoropolyether ester compound, lubricant and magnetic recording medium A novel perfluoropolyether derivative, which has at least one ester bond and is useful as a lubricant with a decomposition temperature of 300° C. or more, is obtained by an esterification reaction between a perfluoropolyether diol having hydroxyl groups at both end... | 01/02/2007 |
| 7022653 | Friction modifiers for engine oil composition A lubricating oil composition which exhibits improved fuel economy and fuel economy retention which contains a mono-, di- or triester of a tertiary hydroxyl amine and a fatty acid as a friction modifying fuel economy additive. ... | 04/04/2006 |
| 7001531 | Sustained release coolant additive composition A coolant additive composition comprising a sustained release component and an additive component, the additive component is effective to provide at least one benefit to a coolant when released into the coolant, the sustained release component includes a polymeric m... | 02/21/2006 |
| 6844299 | Polyol ester derivatives of polyamines and use in turbine oils to improve cleanliness This invention generally relates to new polyol ester derivatives of polyamines for use as dispersant additives compatible in synthetic ester-based turbo oils. The dispersant additives of the present invention consist of a hydrocarbon acid, a polyol, an amine carrier... | 01/18/2005 |
| 6489272 | Lubricant, solvent and emulsifier composition and method of manufacture A composition useful as a well lubricant, solvent, emulsifier, and performance extender for corrosion inhibitors in high velocity gas, oil or water drilling, production or gathering applications, that is preferably formed by the reaction and distillation ... | 12/03/2002 |
| 6372698 | Lubricant for chain conveyor belts and its use Chain conveyor lubricants, especially for the food industry, which form clear solutions in water and which contain in combination a) at least one compound corresponding to formula (I): ##STR1## in which R1 is a saturated or mono- or polyunsaturated... | 04/16/2002 |
| 6127322 | Dispersant additives The reaction product of (i) an oligomer formed from one monomer or two or more different monomers, the or each monomer being an ethylenically unsaturated compound and said oligomer or each of said monomers being optionally partially or fully esterified, w... | 10/03/2000 |
| 6077455 | Automatic transmission fluid of improved viscometric properties This invention provides compositions and methods for producing automatic transmission fluids capable of improved viscometric properties and capable of achieving -40° C. Brookfield viscosities not greater than 18,000 centipoise using natural lubricating o... | 06/20/2000 |
| 5939367 | Lubricant for use in the bearing area between vehicles, typically trucks and trailers A base material for a lubricant mixture or a lubricant for use in the fifth wheel plate/king pin plate bearing area including polybutene, polybutylene and/or other similar elastomer and/or viscous non drying liquid, the combined mixture with a Saybolt Uni... | 08/17/1999 |
| 5696067 | Hydroxy-group containing acylated nitrogen compounds useful as additives for lubricating oil and fuel compositions Compositions comprising hydroxyl group containing acylated nitrogen compounds, a process for reacting certain carboxylic reactants with olefinic compounds then reacting the product prepared thereby with ammonia, a hydrazine or an amine, products prepared ... | 12/09/1997 |
| 5681506 | Corrosion inhibiting lubricant composition A corrosion inhibiting lubricating composition comprises: (a) a synthetic ester base stock; (b) at least one aromatic amine antioxidant; (c) a neutral organic phosphate of the formula (R1 O)3 PO where R1 is a tolyl, phenyl, xylyl, a... | 10/28/1997 |
| 5672573 | Amicloamine derivatives of carboxylic and thiocarboxylic-functionalized hydrocarbon polymers Processes for preparing amidoamine products derived from hydrocarbon polymers containing carboxylic acid, thioacid, ester or thioester functional groups are disclosed. More particularly, a process is disclosed which comprises the steps of: (A) reacting (i... | 09/30/1997 |
| 5641734 | Biodegradable chain bar lubricant composition for chain saws A lubricant composition is described which is useful as a chain bar lubricant for chain saws. The composition comprises (A) at least one triglyceride wherein the ratio of the oleic acid moiety:linoleic acid moiety is from about 2 up to about 90, (B) at least o... | 06/24/1997 |
| 5597390 | Amine ester-containing additives and methods of making and using same A di- or tri-ester polyether unsaturated acid amine reaction product effective as a fuel additive for reducing intake valve deposits and octane requirement increase, as well as controlling combustion chamber deposits, in gasoline engines is disclosed toge... | 01/28/1997 |
| 5567341 | Ammonium organo-phosphorus acid salts Novel ammonium salts of organo-oxyphosphorus acids, organo-thiophosphorus acids and their esters and to the use thereof as additives for lubricants, especially for providing protection against extreme pressure and corrosion, to compositions containing the... | 10/22/1996 |
| 5565127 | Surfactant base for soapless lubricants Soapless lubricant compositions, especially for use in the food and beverage industry, comprising an amphoteric compound, a tertiary amine and/or a salt thereof, and a nonionic surfactant which is one or more of an alkyl dimethylamine oxide or an alkyl ol... | 10/15/1996 |
| 5431833 | Lubricant and magnetic recording medium therewith A lubricant contains ester compound made of perfluoropolyether and long chain alkyl carboxylic acid or alcohol. The perfluoropolyether has hydroxyl or carboxyl group at its end. The ester compound is admixed with long chain alkyl amine of from 0.01 to 100... | 07/11/1995 |
| 5427700 | Functional fluid with triglycerides, detergent-inhibitor additives and viscosity modifying additives A functional fluid is disclosed which comprises (A) at least one triglyceride; (B) at least one detergent-inhibitor additive; and (C) at least one viscosity modifying additive and further comprising (D) at least one synthetic oil.... | 06/27/1995 |
| 5397489 | Lubricating oil additives, their preparation and use A lubricating oil soluble compound suitable for use as a dispersant additive is obtainable by reacting at elevated temperature a polyacrylate with a dispersant having at least one reactive nitrogen--containing moiety. Intermediates of the general formula ... | 03/14/1995 |
| 5372738 | Water tolerance fixes in functional fluids and lubricants The present invention is a composition having improved water tolerance properties which is adapted for use as a functional fluid or lubricating composition. The composition is comprised of a major amount of a synthetic or mineral oil of lubricating viscos... | 12/13/1994 |
| 5356546 | Metal salts useful as additives for fuels and lubricants This invention relates to metal salts of the general formula Ay- My+ (I) 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... | 10/18/1994 |
| 5352377 | Carboxylic acid/ester products as multifunctional additives for lubricants Reaction products of hydrocarbylcarboxylic anhydrides and aminoalkanols can provide effective antiwear, antirust, and corrosion-inhibiting properties in lubricant and fuel applications.... | 10/04/1994 |
| 5275749 | N-acyl-N-hydrocarbonoxyalkyl aspartic acid esters as corrosion inhibitors The invention relates to the lubricating compositions containing an N-acyl-N-alkoxyalkyl aspartate ester, optionally, in further combination with an anti-wear agent. The compositions exhibit corrosion inhibition and anti-wear properties, coupled with impr... | 01/04/1994 |
| 5252238 | Multifunctional viscosity index improver derived from amido-amine exhibiting improved low temperature viscometric properties The present invention is directed to a viscosity index improver for lubricating oil compositions comprising the reaction product of A) a copolymer of ethylene and at least one other alpha-olefin monomer, said copolymer grafted with ethylenically monounsat... | 10/12/1993 |
| 5242609 | Lubricant composition comprising mineral oil functionalized with a aromatic substituted monosulfonyl azide The invention provides lubricating oil compositions containing a base oil functionalized by the presence of aromatic groups attached to molecules of the base oil by a sulfonamido linkage, and their preparation by a process which consists of reacting the b... | 09/07/1993 |
| 5234612 | Process for the production of ester derivatives useful as fuels and lubricating oil additives and novel esters produced thereby Ester derivatives useful as fuels and lubricating oil additives are prepared by the Michael addition of an alkyl acrylate to an amine to produce an intermediate ester, followed by an ester interchange with the intermediate ester to produce the final ester... | 08/10/1993 |
| 5227083 | Polypropylene oxide dialkylsarcosinates for use as rust and haze inhibiting lubricating oil additive A lubricating oil additive with rust and haze inhibiting properties which comprises the reaction product of an alkyl sarcosine represented by the figure ##STR1## where R is a (C3 -C30) alkyl radical and poly (propylene oxide). ... | 07/13/1993 |
| 5198131 | Dialkano- and trialkanol amine-derived thioester multifunctional antiwear additives Dialkanol- and trialkanol amine-derived thioesters have been found to be effective multifunctional antiwear additives for lubricants and fuels.... | 03/30/1993 |
| 5160648 | High molecular weight nitrogen-containing condensates and fuels and lubricants containing same Improved additives/detergents for lubricant and fuel compositions are obtained by condensing a hydroxyalkyl or hydroxyaryl compound with an amine compound. The condensates according to the present invention are produced by the acid catalyzed condensation ... | 11/03/1992 |
| 5147571 | Dispersant, VI improver, additive and lubricating oil composition containing same A lubricant additive prepared by the method comprising: (a) mixing a polmer consisting of a polymerized ethylene and at least one (C3 -C10) alpha-monolefin, with methyl acrylamido-glycolate methyl ether to form poly [(ethylene-c-alpha-mon... | 09/15/1992 |
| 5023283 | N,N-bis(acyloxyethyl)hydroxylamine derivatives Esters of N,N-bis(hydroxyethyl)hydroxylamines corresponding to the formula ##STR1## wherein R are various aliphatic and aromatic groups, and X is hydroxy or substituted carboxyethyl are effective in stabilizing various organic materials against oxida... | 06/11/1991 |
| 4912252 | Synthetic lubricant for lubricating thin film and magnetic recording medium A synthetic lubricant comprising a compound represented by the following general formula (I): ##STR1## wherein Rf and Rf' represent a fluorine-containing polyoxyalkylene group, X and X' a polar group, Y of one or more selected from the group con... | 03/27/1990 |
| 4904404 | Lubricating oil containing viscosity index improver A lubricating oil contains, as a multifunctional additive, a polymer such as an ethylene - propylene copolymer, bearing graft moieties derived from allyl glycidyl ether, or glycidyl methacrylate as a graft monomer polymer being functionalized with (i) N-v... | 02/27/1990 |
| 4889648 | Cold-rolling oils for steel plates Lubricating oils for rolling of steel plates, which are composed of synthetic ester compounds obtainable from tri- or higher-valent alcohols having tertiary nitrogen such as isocyanuric derivatives or ethylene oxide addition products of ethylenediamine an... | 12/26/1989 |
| 4853141 | Polyfluorinated amino alcohols and their esters, preparation of these compounds and their use as lubricant additives The invention relates to new polyfluorinated compounds which are usable as anti-wear additives for lubricants. These compounds are of general formula: ##STR1## in which RF is a perfluoroalkyl radical, R1 and R3 each d... | 08/01/1989 |
| 4839068 | Polysuccinate esters and lubricating compositions comprising same Polyesters containing hydrocarbon substituted succinic groups, including capped polyesters, and having molecular weights between about 1000 and about 4000 are additives for mineral oil based lubricating oils. These polyesters impart friction reducing and ... | 06/13/1989 |
| 4830770 | Hydraulic fluid compositions, novel glucamine derivatives and complex compounds containing same The invention relates to compositions comprising a lubricant or a hydraulic fluid and at least one compound of the general formula ##STR1## wherein n is 2, 3 or 4, X is --S--, --O--, --O--CO-- or --CH2 --, R1 is C1 -C... | 05/16/1989 |
| 4812261 | Lubricating oil containing viscosity index improver Lubricating oil of improved dispersancy and anti-oxidancy contains an ethylene-propylene copolymer onto which has been graft polymerized allyl glycidyl ether, the graft polymer having been thereafter functionalized with (i) N-vinyl pyrrolidone and (ii) a ... | 03/14/1989 |
| 4720350 | Oxidation and corrosion inhibiting additives for railway diesel crankcase lubricants A railway diesel crankcase lubricating oil composition for railway diesel engines, containing a mineral lubricating oil, an overbased calcium alkylphenolate and an alkyaryl sulfonate oxidation and corrosion inhibiting amount of a reaction product of alpha... | 01/19/1988 |
