Matches 1 - 43 out of 43
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7585821 Modified detergents and lubricating oil compositions containing same  
A modified lubricating oil detergent that is the reaction product of an oil soluble detergent comprising an alkali- or alkaline earth metal hydrocarbyl phenate, carboxylate or sulfonate and an α,...
7137401 Drag reduction using maleated fatty acids  
Non-polymeric drag reducing agents in the form of maleated fatty acids and the esters thereof and the organic, inorganic or amine salts thereof are described herein. These additives are useful to...
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...
6818601 Dispersant-viscosity improvers for lubricating oil compositions  
A composition of matter suitable for use as a dispersant-viscosity improver for lubricating oil compositions comprises the reaction product of reactants comprising (a) hydrocarbon polymer grafted...
6559105 Lubricant compositions containing ester-substituted hindered phenol antioxidants  
A composition of an antioxidant of the formula where R 3 is an alkyl group of 2 to 6 carbon atoms, and a dispersant or a detergent, is a useful additive package for lubricant compositions.
6265359 Imide-Diurea and imide-urethane urea grease thickeners and organic solvent free process for preparation thereof  
An organic solvent free process for the preparation of a grease thickener which is at least one of an imide-diurea and an imide-urethane urea includes (a) providing approximately equimolar amounts...
6107258 Functionalized olefin copolymer additives  
This invention relates to a novel multi-functional fuel and lubricant additive that provides dispersancy properties as well as viscosity index improved credit, improved fuel economy and low...
5756428 High functionality low molecular weight oil soluble dispersant additives useful in oleaginous composition  
Hydrocarbyl substituted C 4 to C 10 monounsaturated dicarboxylic acid, anhydrides or esters, e.g. polyisobutenyl succinic anhydride, preferably made by reacting polymer of C 2 to C 10 ...
5612296 Ashless dispersants their preparation and their use  
Ashless dispersants are formed using polymers of propylene characterized in that they are liquid substantially linear polymers, they have stereo-irregularity in the polymer chain, at least 60 mol...
5334318 Compositions containing active sulfur  
Nitrogen containing carboxylic compounds useful in reducing hydrogen sulfide are described herein. The compositions of the invention also desirably contain an alkali or alkaline earth metal...
5169409 Polymer modified hydroxyalkylene substituted polyamines as lubricant and fuel additives  
Reaction products which provide antioxidant properties to lubricants and fuels while serving as effective dispersants and detergents in these mediums. These products, of the reaction of a...
5055213 Additives to lubricants resulting from the condensation of an alkylene polyamine with a copolymer containing vicinal carboxylic groups  
The invention relates to additives to lubricants resulting from the condensation of a primary or secondary amine and/or of an alkylene polyamine with a copolymer containing vicinal carboxylic...
4952328 Lubricating oil compositions  
A lubricating oil formulation is described which is useful in internal combustion engines. More particularly, lubricating oil compositions for internal combustion engines are described with...
4940552 Passivation of polyamine dispersants toward fluorohydrocarbon compositions  
Dispersants containing basic amine groups are passivated toward fluorohydrocarbon compositions by reaction with a passivating amount of a dicarboxylic acid or anhydride.
4863624 Dispersant additives mixtures for oleaginous compositions  
Novel dispersant mixtures are provided, having improved lubricating oil performance characteristics, comprising nitrogen or ester containing dispersants selected from the group consisting of oil...
4747964 Dispersing additive compositions for lubricating oils and their manufacture  
New dispersing additive compositions for lubricating oils, an object of the invention, have an improved efficiency. Said compositions may be either (1) the products obtained by reacting...
4731095 Nitrogen containing copolymers useful as additives for lowering the cloud point of hydrocarbon middle distillates and compositions containing them  
Copolymers with nitrogen groups are used as additives to lower the cloud point and improve the filterability limit temperature and the pour point of middle distillates such as gas oils. They are...
4664676 Additives compositions useful in particular for improving the cold filterability properties of oil middle distillates  
Additive compositions, useful in particular for improving the cold filterability properties of oil middle distillates, comprise: (A) at least one ethylene polymer; and (B) at least one...
4566983 Combination of carboxylic acylating agents substituted with olefin polymers of high and low molecular weight mono-olefins, derivatives thereof, and fuels and lubricants containing same  
A composition comprising (A) the reaction product of (A)(1) one or more alpha-beta olefinically unsaturated carboxylic acid reagents containing 2 to about 20 carbon atoms exclusive of the...
4522736 Products of reaction involving alkenylsuccinic anhydrides with aminoalcohols and aromatic secondary amines and lubricants containing same  
It has been found that products made by reacting a polyalkenylsuccinic compound with an aromatic secondary amine or hindered phenol containing a hydroxyalkyl group, followed by reaction with an...
4481125 Water-based hydraulic fluid  
Water-based hydraulic fluid for use in industrial hydraulic systems comprising (1) a polyether-based thickener, (2) a lubricant modifier (3) a dispersant, (4) an EP additive, and (5) water....
4435297 Carboxylic acid derivatives of alkanol tertiary monoamines  
Nitrogen-containing phosphorus-free carboxylic acid derivatives made by reaction of an acylating agent with an alkanol tertiary monoamine are described. Typically the carboxylic acylating agent is...
4401581 Nitrogen-containing ashless dispersants and lubricating oil composition containing same  
Lubricating oil dispersants are made by reacting an (a) alkenyl succinic anhydride, (b) an alcohol (e.g. pentaerythritol), (c) a hydroxy-substituted amine (e.g. tris-hydroxymethylaminomethane, (d)...
4368133 Aqueous systems containing nitrogen-containing, phosphorous-free carboxylic solubilizer/surfactant additives  
Combinations of carboxylic solubilizers, made by reaction of an acylating agent with an N-(hydroxyl-substituted hydrocarbyl) amine and surfactants are useful in incorporating oil-soluble,...
4161452 Polyolefinic copolymer additives for lubricants and fuels  
Graft copolymers wherein the backbone polymer is a polymeric hydrocarbon such as ethylene/propylene copolymer and the grafted units are the residues of an addition copolymerizable monomer system...
4127493 Polyester lubricant additives, their preparation and compositions containing them  
Polyesters suitable for use as lubricant additives are prepared by reacting a di-carboxylic acid or anhydride having a branched chain alkyl or alkenyl substituent containing at least 30 carbon...
4089794 Polymeric additives for fuels and lubricants  
Ethylene copolymers derived from about 2 to 98 wt. % ethylene, and one or more C 3 to C 28 alpha olefins, e.g. ethylene-propylene, are solution-grafted under an inert atmosphere and at elevated...
4086173 Lubricant compositions containing multifunctional additives  
Lubricant compositions containing a dispersancy improving and antirust amount of the product obtained by reacting an alkenylsuccinic anhydride having from about 20 to about 500 carbon atoms with a...
4048080 Lubricating oil composition  
A lubricating oil composition containing an amine-alkenylsuccinic acid or anhydride reaction product in which the alkenyl radical has a molecular weight ranging from about 250 to 3000.
3676483 DISPERSANTS PREPARED FROM POLYAMINES AND ALKARYL CARBOXYLIC ACIDS  
An oil-soluble additive useful for improving the properties of a fuel oil, a lubricating oil, a heating oil, a gasoline or the like is prepared by heating an aliphatic polyamine or amino alcohol...
3458444 RUST INHIBITING COMPOSITION  
3442808 LUBRICATING OIL ADDITIVES  
3429674 OIL-SOLUBLE NITROGEN COMPOSITION  
3426062 REACTION PRODUCT OF POLYHALOPOLYHYDROPOLYCYCLICDICARBOXYLIC ACIDS,ANHYDRIDES OR ESTERS THEREOF WITH N,N-DICYCLOALKYL-ALKANOLAMINE  
3368971 Lubricating oil compositions  
3366569 Lubricating compositions containing the reaction product of a substituted succinic acid-producing compound, an amino compound, and an alkenyl cyanide  
3362906 Use of reaction product of certain acid and alkanolamine  
3359204 Lubricating oil dispersant  
3281357 Process for preparing nitrogen and aluminum containing compositions  
3184474 Reaction product of alkenyl succinic acid or anhydride with polyamine and polyhydricmaterial  
2974024 Stabilized hydrocarbon distillate  
3632511 Title is not available  
3576743 Title is not available  
Matches 1 - 43 out of 43