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6743266 Fuel additive composition for improving delivery of friction modifier  
A fuel additive composition for improving the delivery of friction modifier to the lubricant oil of an internal combustion engine comprising (a) a friction modifying amount of a reaction product of...
6589302 Friction modifier for poor lubricity fuels  
An additive concentrate for improving the lubricity of low sulfur fuels comprises an additive composition diluted in an aromatic solvent, said composition comprising the reaction product of a first...
6458173 Fuel additive and fuel composition containing the same  
The invention provides the use of a poly(hydroxy-carboxylic acid)amide or -ester derivative of general formula I: wherein R is the residue of an amine, an aminoalcohol or a polyol linked to the...
6361573 Fuel dispersants with enhanced lubricity  
Reaction products of i) a hydroxyl-group containing compound; ii) an amine-group containing compound, wherein component ii) is different from component i); and iii) a hydrocarbyl-substituted...
6133209 Polyolefins and their functionalized derivatives  
The present invention relates to at least simply unsaturated polyolefins with a number mean molecular weight in the range of 400 to 1,500 dalton and a dispersibility of M W /M N <1.2, obtained...
6071318 Bifunctional cold resistance additive for fuels, and fuel composition  
A bifunctional anti-settling and dispersant additive for middle distillates from 150-450° C. petroleum fractions, characterized in that consists of at least one modified copolymer with a...
6053955 Polyether amino acid ester compounds, preparation method and use thereof  
6013115 Fuel additive compositions for simultaneously reducing intake valve and combustion chamber deposits  
Engine deposits are reduced by adding an effective deposit-controlling amount of esteramine to hydrocarbon fuel.
5964907 Fuel compositions containing esteramines  
Engine deposits are reduced by adding an effective deposit-controlling amount of an esteramine to hydrocarbon fuel.
5928393 Fuel additive  
A fuel additive which comprises a compound selected from a novel amine, oxygen-containing and nitrogen-containing compounds having selected structures. The inventive additive when blended with a...
5906970 Additives and oleaginous compositions containing a dendrine coldflow improver additive  
A dendrimer-based cold flow additive material.
5891203 Fuel lubricity from blends of a diethanolamine derivative and biodiesel  
This invention relates to the use of blends of diethanolamine derivatives and biodiesel as an additive for improving lubricity in low sulfur fuels and to fuels and additive concentrates comprising...
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...
5656040 Aminoaromatic ester polylactone aminocarbamates and fuel compositions containing the same  
Aminoaromatic ester polylactone aminocarbamates having the formula: ##STR1## wherein R 1 is an alkyl group having from 1 to about 100 carbon atoms or an aralkyl or alkaryl group having from 7 to...
5628803 Polyalkylphenyl and polyalkyloxycarbonylphenyl amino and nitro benzoates and fuel compositions containing the same  
Compounds having the formula: ##STR1## and fuel soluble salts thereof; wherein R 1 is nitro or --(CH 2 ) x --NR 4 R 5 , wherein R 4 and R 5 are independently hydrogen or lower alkyl and x is 0...
5622532 Polylactone aromatic esters and fuel compositions containing the same  
Polylactone aromatic esters having the formula: ##STR1## wherein R 1 is a hydrocarbyl group having a sufficient number of carbon atoms to render the compound soluble in hydrocarbons boiling in the...
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...
5538521 Fuel compositions containing polyalkyl and poly(oxyalkylene)aromatic esters  
A fuel additive having the formula: ##STR1## wherein A 1 is a thioether, a sulfoxide, a sulfone, a sulfonic acid, a sulfonamide, a nitrile, a carboxylic acid or ester, or a carboxamide; R 1 and R...
5492545 Multifunctional additives to improve the low-temperature properties of distillate fuels and compositions thereof  
Additives which improve the low-temperature properties of distillate fuels are the reaction products of (1) diols, and (2) the product of pyromellitic dianhydride and combinations of two or more...
5482523 Mannich condensation products of poly(oxyalkylene) hydroxyaromatic ethers and fuel compositions containing the same  
Mannich condensation products prepared by the condensation of a compound of the formula: ##STR1## wherein R 1 is hydrogen, hydroxy, lower alkyl or lower alkoxy; R 3 and R 4 are independently...
5476521 Branched amido-amine dispersant additives (PT-739)  
The present invention is directed to a fuel additive comprising at least one adduct of (A) a polyolefin of 300 to 10,000 number average molecular weight substituted with at least 0.3 (e.g., from...
5468263 Fuel composition containing alkylphenyl poly(oxyalkylene) polyamine acid ester  
The present invention relates to an alkylphenyl poly(oxyalkylene) polyamine acid ester fuel detergent effective for controlling deposit generated in an automobile engine, prepared by reacting...
5466267 Oligomeric/polymeric multifunctional additives to improve the low-temperature properties of distillate fuels  
Additives which improve the low-temperature properties of distillate fuels are the oligomeric/polymeric reaction products of aromatic anhydrides and epoxides (or their corresponding acid/diol...
5441653 Two-stroke cycle engine lubricant and method of using same  
Two-stroke cycle engine lubricant and lubricant fuel composition comprise a composition prepared by reacting an aromatic compound of the formula ##STR1## with a carboxylic reactant R 1 CO(CR 2 ...
5425789 Chemical compositions and their use as fuel additives  
A compound of the general formula ##STR1## where X is CONR 2 or CO 2 - + H 2 NR 2 Y and Z are the same or different and selected from the group consisting of CONR 2 ,CO 2 R, OCOR, --OR,...
5409506 Multifunctional fuel additives and compositions thereof  
Additives which improve the low-temperature properties of distillate fuels are the reaction products of (1) diaminodiols, and (2) the product of pyromellitic dianhydride and aminoalcohols and/or...
5281346 Two-cycle engine lubricant and method of using same comprising alkali or alkaline earth metal salts of carboxylic aromatic acids  
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 ...
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...
5194068 Ester-containing fuel for gasoline engines and diesel engines  
The invention relates to a fuel for gasoline engines and diesel engines, containing small amounts of an ester of a mono- and/or poly-carboxylic acid with an alkyl alkanolamine or alkyl...
5178641 Middle distillates of crude oil having improved cold flow properties  
Crude oil middle distillates with improved cold flow properties, containing small amounts of A. conventional flow improver on an ethylene base, and B. copolymers which consist of 10 to 95...
5131921 Polyoxyalkylene N-acyl sarcosinate ester compounds and ORI-inhibited motor fuel compositions  
Motor fuel compositions comprising gasoline are improved to control octane requirement increase (ORI) by including an ester of an N-acyl sarcosinate acid or salt and a polyether polyol including...
5080690 Polymer supported 1-alkyl-N,N-dialkyl aminoalcohols and fuel compositions containing same  
Products of reaction between 1-alkyl-N,N-dialkyl ethanolamines and copolymers of maleic anhydride are new additives which are effective in lowering the cloud point of distillate fuels.
5039309 Multifunctions additives to improve the low-temperature properties of distillate fuels and compositions thereof  
Additives comprising the reaction products of aminodiols and the product of pyromellitic dianhydride and aminoalcohols and/or amines with long-chain hydrocarbyl groups improve the low-temperature...
5039308 Multifunctional fuel additives  
Additives which improve the low-temperature properties of distillate fuels are the reaction products of (1) diaminodiols, and (2) the product of benzophenone tetracarboxylic dianhydride and...
5032145 Low temperature fluidity improver and compositions thereof  
Cloud point, pour point and filterability of diesel and heating fuels are improved by the incorporation of minor amounts of an additive prepared from the reaction products of a long chain...
4859210 Motor fuel or lubricant composition containing polybutyl or polyisobutyl derivatives  
Fuel motor compositions and lubricant compositions contain small amounts of one or more polybutyl or polyisobutyl alcohols of the formula (I) R--CH 2 --OH ...
4781730 Fuel additive comprising a hydrocarbon soluble alkali or alkaline earth metal compound and a demulsifier  
The compositions described herein of an alkali metal or alkaline earth metal containing composition with or without a hydrocarbon soluble dispersant which are combined with the reaction product of...
4776969 Cyclic phosphate additives and their use in oleaginous compositions  
The present invention provides a novel cyclic phosphate such as 1,3-dioxa-2-phospha-6-thia-cyclooctane-2-(dodecylthiodi(ethy leneoxy)-2-oxi de, and its use as an anti-wear, anti-oxidant, and/or...
4643737 Polyol-acid anhydride-N-alkyl-alkylene diamine reaction product and motor fuel composition containing same  
Gasoline of reduced combusiton chamber deposits attained by addition of, as an additive, a reaction product of alpha-hydroxy omega hydroxy-poly (oxyethylene) poly (oxypropylene) poly (oxyethylene)...
4639256 Cold flow improving additive compound and fuel composition containing same  
A reaction product or additive compound comprising an ester derivative of a branched chain monocarboxylic acid, wherein said ester derivative has at least one tertiary amine group and at least one...
4600409 Quaternary deposit control additives  
A fuel composition is disclosed containing 30 to 10,000 ppm of an additive comprising quaternized polyoxyalkylene amine salts of molecular weight 500 to about 2500, the polyoxyalkylene moiety...
4512776 Ionic polymer-polylactone compositions as flow improvers for oils and fuels  
A family of polymers based on amine terminated polylactones is interacted with a carboxylic or sulfonic acid or ionomer derived therefrom to create a complex or neutralized species. The resulting...
4509954 Method for improving cold flow of fuel oils  
The cold flow of fuel oils is improved by adding esters of addition products of epoxides of specifically limited nitrogen-containing compounds with linear saturated fatty acids or a combination of...
4391721 Dispersant viscosity index improver comprising reaction product of a styrene-maleic anhydride copolymer, an aliphatic alcohol and a tertiary amino alcohol  
Dispersant viscosity index improvers comprise the reaction product of an aliphatic alcohol or mixtures thereof, a tertiary amino alcohol and a styrene maleic anhydride copolymer.
4321062 Hydrocarbyl substituted phenylaspartates of N-primary-alkyl-alkylene diamines and motor fuel composition containing same  
Hydrocarbyl-substituted phenylaspartates of N-primary-alkyl-alkylene diamines of the formulas: ##STR1## wherein R is a hydrocarbyl radical having from about 6 to 30 carbon atoms; R' is an alkyl or...
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...
4004894 Otto cycle engine fuels containing derivatives of cyclic polycarboxylic acids  
Otto cycle engine fuels, for example gasoline, can be improved to such an extent by additives that no deposits or residues form in the carburetor or on the valves. In accordance with the invention...
3979360 Compositions stabilized with benzoyloxybenzamides  
Benzoyloxybenzamides having the formula ##SPC1## Wherein R 1 and R 2 are lower alkyl or cycloalkyl, R 3 and R 4 are hydrogen, lower alkyl or cycloalkyl, R 5 is hydrogen or alkyl, R...
3959159 Nitrogen-containing mixed esters and lubricants  
This invention is directed to a nitrogen-containing mixed ester of a carboxy-interpolymer having a reduced specific viscosity of from about 0.05 to 2.0. The carboxy-interpolymers, from which the...
3956149 Nitrogen-containing esters and lubricants containing same  
This invention is directed to a nitrogen-containing ester of a carboxy-interpolymer having a reduced specific viscosity ranging from about 0.05 to 2.0. The carboxy-interpolymers, from which the...
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