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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,...
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7056871 |
Lubricating oil composition which decreases copper corrosion and method of making same
An oil-soluble additive composition and lubricating oil composition containing the same, comprising an organic sulfur-containing extreme pressure additive; a thiadiazole, wherein the thiadiazole...
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6916766 |
Circulating oil compositions
A combination of an ashless dispersant comprising the reaction product of a succinic anhydride and a polyamine and an ashless rust inhibitor comprising a mixture of a succinic anhydride and a oxime...
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6867171 |
Low molecular weight branched alkenyl succinic acid derivatives prepared from low molecular weight polyisobutene and unsaturated acidic reagents
This invention is directed to a new low molecular weight branched alkenyl succinic acid derivative that may be prepared by reacting a low molecular weight polyisobutene (PIB) having from about 8 to...
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6825154 |
Crystal formation inhibition in lubricating compositions
Lubricating oil formulations comprising base oil, sulfur-phosphorous anti-wear/extreme pressure agents and hindered phenol antioxidants which anti-wear/extreme-pressure agents and hindered phenolic...
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6737387 |
Dispersed hydrated potassium borate compositions having improved properties in lubricating oil compositions
Disclosed are dispersed hydrated potassium borate compositions, as well as additive packages and finished oil compositions comprising the same. The dispersed hydrated potassium borate compositions...
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6632781 |
Lubricant composition comprising alkali metal borate dispersed in a polyalkylene succinic anhydride and a metal salt of a polyisobutenyl sulfonate
Disclosed are lubricant compositions comprising a dispersed hydrated alkali metal borate, a polyalkylene succinic dispersant selected from a polyalkylene succinic anhydride, a mixture of...
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6534450 |
Dispersed hydrated sodium borate compositions having improved properties in lubricating oil compositions
Disclosed are dispersed hydrated sodium borate compositions, as well as additive packages and finished oil compositions comprising the same. The dispersed hydrated sodium borate compositions of...
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6482779 |
Lubricating grease composition and rolling apparatus comprising same
A lubricating grease composition having a basic grease composition containing a synthetic oil as a base oil, and a lithium soap as a thickener. 0.5 to 10% by weight with respect to the basic grease...
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6440905 |
Surfactants and dispersants by in-line reaction
A surfactant is synthesized from an amine or an alcohol and a hydrocarbyl-substituted succinic acylating agent by feeding the amine or alcohol into a stream comprising the hydrocarbyl substituted...
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6165235 |
Low chlorine content compositions for use in lubricants and fuels
Polyolefin substituted carboxylic acylating agents having reduced chlorine content of less than 2,000 ppm and a degree of succination of 1.1-2 have been made from polyisobutylene, chlorine and...
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6074995 |
Triglycerides as friction modifiers in engine oil for improved fuel economy
A friction modifier composition is disclosed that comprises an oil of lubricating viscosity and containing a friction-reducing amount of an additive comprising; (A) at least one natural oil...
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6008169 |
Refrigerator oil composition comprising saturated hydroxy fatty acids and derivatives thereof
Disclosed is a refrigerator oil composition comprising at least one base oil selected from mineral oils and synthetic oils, and at least one hydroxy-fatty acid derivative selected from (A)...
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5972852 |
Ester-free synthetic lubricating oils comprising polybutenyl substituted succinic acid or anhydride and hydrocarbon polymer
Synthetic lubricating oils for use in lubricating internal combustion engines, having good compatibility with elastomeric seals and good stability, but without making use of organic acid ester...
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5885944 |
Low chlorine polyalkylene substituted carboxylic acylating agent compositions and compounds derived therefrom
Polyalkylene substituted carboxylic acylating agents which contain chlorine are synthesized by chlorine induced condensation of polyalkylenes and α-β unsaturated carboxylic groups are treated...
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5840666 |
Grease composition
A grease composition comprising a base oil, a thickener selected from a metallic soap and a urea compound, and an inorganic filler having an average particle size of not greater than 2 μm, and a...
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5538651 |
Additive to improve fluidity of oil solutions of sheared polymers
A composition comprising (A) an ethylene-alpha olefin-bicyclic non-conjugated diene copolymer, wherein the alpha olefin contains from 3 to about 24 carbon atoms; (B) at least one organic sulfur...
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5429758 |
Graft copolymers prepared from solvent-free reactions and dispersant derivatives thereof
Compositions useful as oil additives are prepared in a solvent or a solvent free system by reacting (B) an unsaturated carboxylic acid reagent with (A) a hydrogenated block copolymer in the...
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5422024 |
Aqueous functional fluids
Aqueous oil-in-water emulsion functional fluid comprising: water, an oil and an emulsifying quantity of a salt composition comprising: (A) at least one salt moiety derived from (A)(I) at least one...
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5397487 |
Lubricating oil for inhibiting rust formation
A combination of succinic anhydride amine derivatives and tetra propenyl succinic acid derivative rust inhibitors has been found to be synergistically effective in reducing the formation of rust in...
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5338815 |
Fine particulate crosslinked type n-vinylamide resin and microgel, process for preparing same, and use thereof
A fine particulate crosslinked type N-vinylcarboxylic acid amide resin having an average particle size of 10 μm or less comprising backbone chains of a homopolymer or copolymer comprising...
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5316696 |
Composition
A composition comprises a poly(oxyalkylene)glycol derivative and a long chain anhydride and optionally a hydroxy-oxime. The long chain anhydride can be an alk(en)yl succinic anhydride in which the...
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5225094 |
Lubricating oil having an average ring number of less than 1.5 per mole containing a succinic anhydride amine rust inhibitor
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...
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5023005 |
Solution of oil and sulfone adduct
A sulfone adduct which comprises the reaction product of: ##STR1## and an unsaturated hydrocarbon polymer wherein X is an alkyl group selected from the group consisting of C n H 2n +1, wherein...
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4877557 |
Lubricating oil composition
Disclosed is a lubricating oil composition comprising, as indispensable components, (A) a synthetic hydrocarbon lubricating oil, (B) a load-withstanding additive and (C) a liquid modified...
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4839094 |
Overbased alkali metal additives
A process for making an oil solution of a highly basic alkali metal compound which comprises (a) heating alkali metal hydroxide with an alkoxyalkanol and a solvent to remove water as an...
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4758365 |
Polymeric additives useful for inhibition of the deposit of paraffins in crude oils
This invention relates to polymeric additives useful for inhibition of the deposit of paraffins and improvement of the flow properties of crude oils and to compositions containing crude oils and...
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4749504 |
Oil-in-water emulsion and use thereof as metal processing oil or the like
An oil-in-water emulsion of at least one polymer selected from the group consisting of (A) an ethylene/alpha-olefin random copolymer having (1) an ethylene content of 30 to 70 moles %, (2)...
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4657685 |
Emulsion type liquid lubricant for metal forming, process for preparing the lubricant and process for metal forming with the lubricant
A substantially water-free, emulsion type liquid lubricant for metal forming which comprises: (a) a lubricating oil, (b) at least one of phosphoric acid esters represented by the general...
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4647387 |
Succinic anhydride promoter overbased magnesium sulfonates and oils containing same
An engine or lubricating oil containing 0.03 to 0.3% by weight of a succinic anhydride promoter reaction product for a overbased magnesium sulfonate, based on the presence of 0.5% by weight of Mg...
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4600519 |
Process for improving friction modification properties of a power transmission fluid with an alkylthio succinic acid or anhydride
There are disclosed power shift transmission fluids such as automatic transmission fluids containing a friction modifier additive being an oil soluble alkylthio succinic anhydride or acid, such as...
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4519925 |
Sulfur-containing compounds and lubricants containing them
Sulfur-containing compounds of the formula ##STR1## wherein R is a hydrocarbyl radical; each of R 1 , R 2 , R 3 and R 4 is independently hydrogen or a hydrocarbyl radical; m' is from one to about...
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4427565 |
Novel class of rust inhibitors for fuels and oils
Novel rust inhibitors for hydrocarbon fuels and oils are provided. Also, novel photo-adducts of dimethylmaleic anhydride and olefins useful as rust inhibitors.
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4253977 |
Hydraulic automatic transmission fluid with superior friction performance
The friction performance of a lubricating oil composition that has been compounded to serve as a functional fluid that is particularly useful in mechanical and hydraulic units containing wet...
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4240916 |
Pour point depressant additive for fuels and lubricants
An oil-soluble copolymer, useful as a pour point depressant for lubricating oils, is composed of about equimolar amounts of 1-olefins and maleic anhydride, said 1-olefins being a mixture comprising...
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4225447 |
Emulsifiable lubricant compositions
An emulsifiable concentrate for use in water-in-oil fire-resistant hydraulic fluids, comprises lubricant and a polyalkenylsuccinic acid or anhydride or a salt thereof.
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4218328 |
Lubricating oil additive
Disclosed is a process for the preparation of a lubricating oil additive which comprises contacting under reaction conditions an amino acid and a basically reacting metal compound. The reaction...
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4210544 |
Dual purpose cutting oil composition
Described are dual purpose cutting oils which serve as heavy duty cutting oils and machine lubricants in automatic screw machines. The oils comprise a base oil, a combination of extreme pressure...
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4118331 |
Method for working metal and lubricants for use therein
Lubricants useful in metal working processes, especially drawing, comprise an oil of lubricating viscosity; a carboxylic acid or derivative thereof, especially an anhydride of a...
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3965017 |
Lubricating oil compositions
A lubricating oil composition comprising a lubricating oil base and (A) an overbased detergent additive (e.g. an organic phenate) is foam stabilised by adding thereto, (B) 0.1 to 15 wt.% based on...
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3923669 |
Antiwear hydraulic oil
An improved antiwear hydraulic oil comprises major amounts of a mineral lubricating oil (preferably a hydrocracked oil which has been solvent extracted to improve ultra-violet light stability) and...
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3720615 |
OIL-SOLUBLE RUST PREVENTIVE COMPOSITION
An oil-soluble rust preventive composition consists essentially of (A) a polycarboxylic acid having seven to 44 carbon atoms and 2 or 3 carboxyl groups or a partial ester of said acid with...
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3509055 |
OIL-SOLUBLE DISPERSANTS,METHODS OF MAKING THEM AND LUBRICATING COMPOSITIONS CONTAINING THEM
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3474110 |
PROCESS OF ALKYLATING CYCLIC ANHYDRIDES
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3472772 |
LUBRICANT EMULSION CONTAINING A VINYLMALEIC ACID THIOESTER OR THIOETHER-ESTER-POLYMER SALT AS AN EMULSIFYING AGENT
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3378494 |
Water-in-oil emulsion fluids
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3360356 |
Method of controlling undesirable plant growth
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3314886 |
Calcium mixed salt lubricating greases containing polycarboxylic acid
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3310490 |
Calcium acetate lubricant
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3288714 |
Lubricating oil compositions containing alkenyl succinic anhydrides
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