Abstract: An oil composition comprises at least 50 percent by mass, based on the mass of the composition, of an oil and 0.01 to 25 percent by mass, based on the mass of the composition, of a polymer comprising at least one poly(lactone) segment. The at least one poly(lactone) segment is derived from a lactone substituted by one or two hydrocarbyl groups, or substituted hydrocarbyl groups, at least one such group having at least 4 carbon atoms. The oil compositions are suitable for use in the lubrication of the crankcase of internal combustion engines.

Abstract: The disclosed invention relates to a dispersant composition comprising at least one block derived from (i) a polyester of a hydroxy substituted carboxylic acid and at least one block derived from (ii) a polyalkylene glycol terminated by a amine group or a hydroxyl group. The invention also provides lubricating compositions containing the described dispersant as well as methods of making and using the described dispersant, including method of making the dispersant, methods of lubricating an engine with a lubricant containing the described dispersant, and methods of reducing sludge formation in an engine.

Abstract: An oil-soluble lubricating oil additive composition comprising (I) an oil-soluble lubricating oil additive prepared by the process which comprises reacting a copolymer, with at least one ether compound and with at least one aromatic amine and (II) at least one ashless dispersant other than the lubricating oil additive of (I), the method of making the same, a lubricating oil composition comprising the lubricating oil additive composition and a major amount of an oil of lubricating viscosity, and a method of making the same.

Abstract: An imidazoline compound comprising the reaction product of (i) a dicarbonyl, (ii) a primary amine moiety of a polyamine, and (iii) a hydrocarbyl carbonyl is disclosed. Lubricant and fuel additive compositions comprising the imidazoline compound are also disclosed.

Abstract: This invention is directed to a novel process for making Group II metal carbonated, overbased Mannich condensation products of alkylphenols, which process uses ethylene carbonate as both a source of carbon dioxide and ethylene glycol. In particular, under the reaction conditions using ethylene carbonate in the present invention, carbonation and overbasing Mannich condensation products of alkylphenols is possible while at the same time the viscosity of the carbonated, overbased Mannich condensation products of alkylphenols remains within acceptable levels, typically under 1000 cSt at 100° C. The present invention is also directed to carbonation of Mannich condensation products of alkylphenols using a C2-C6 alkaline glycol and carbon dioxide.

Abstract: 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 substituted aromatic compound in a lubricant base stock along with a poly alkylene alcohol demulsifier provides a circulating oil composition having good demulsibility, deposit control and rust inhibition.

Abstract: This invention is directed to a new low molecular weight copolymer (The PIB/UAR copolymer) that may be prepared by reacting a low molecular weight polyisobutene (PIB) having less than about 32 carbon atoms with an unsaturated acidic reagent in the presence of a free radical initiator. No chain transfer agent is required to prepare the low molecular weight PIB/UAR copolymer. The PIB/UAR copolymer may be useful as is, or as an intermediate for (1) polysuccinimides, (2) detergents or dispersants for lube oil or fuels, (3) pour point depressants and (4) surface sizing agents for paper. The PIB/UAR copolymer may be used by itself or as the ester, amide, imide or metal salt derivative of the PIB/UAR copolymer. The PIB/UAR copolymer may be liquid at ambient temperature.

Abstract: The present invention relates to refrigerant compositions comprising a fluorocarbon, an oxygenated lubricant, a non-oxygenated lubricant, and a compatibilizer. The present invention further relates to methods for replacing a chlorofluorocarbon or hydrochlorofluorocarbon and a non-oxygenated lubricant composition with a fluorocarbon and an oxygenated lubricant composition in a compression refrigeration system without flushing residual non-oxygenated lubricant from the system.

Abstract: An additive package comprising one or more borated dispersants, one or more EC-treated dispersants, and one or more phenolic antioxidants; a lubricating oil composition comprising said additive package; and a method of controlling bearing corrosion and valve train wear using said lubricating oil.

Abstract: Sulfated dicarboxylic acids, amine salts thereof, or inorganic salts thereof may be used in various applications, including use as corrosion-inhibiting additives (e.g., in oil-field drilling applications and in metalworking applications), as emulsifiers (e.g., in metalworking applications), and as lubricity-enhancing additives (e.g., in metalworking applications).

Abstract: A description is given of products obtainable by reacting components a), b), c) and, if desired, d), where component a) is a compound of the formula I or a mixture of compounds of the formula I, component b) is a compound of the formula II or a mixture of compounds of the formula II, component c) is a component of the formula IIIa and/or of the formula IIIb or a mixture of compounds of the formula IIIa and/or IIIb, and component d) is a compound of the formula IV or a mixture of compounds of the formula IV, in which the general symbols are as defined therein, where the compound of the formula I is, for example, pentaerythritol, thiodiethylene glycol, 1,4-butanediol, 1,2-propanediol, diethylene glycol, triethylene glycol, 1,1,1-tris(hydroxymethyl)ethane, 2,2-dimethyl-1,3-propanediol or glycerol, the compound of the formula II is, for example, methyl 3-(3′,5′-di-tert-butyl-4′-hydroxyphenyl)propionate or methyl 3-(3′-tert-butyl-4′-hydroxy-5′-methylphenyl)-pro

Abstract: A succinimide composition is prepared by reacting a mixture of an alkenyl or alkylsuccinic acid derivative, an unsaturated acidic reagent copolymer, and a polyamine under reactive conditions; then treating the reaction product with either a cyclic carbonate or a linear mono- or polycarbonate or boron compound under reactive conditions. The alkenyl or alkyl substituent of the alkenyl or alkylsuccinic acid derivative has a Mn of from 1800 to 3000. The unsaturated acidic reagent copolymer has a Mn of from 2000 to 4800, and is a copolymer of an unsaturated acidic reagent and an olefin having an average of from 14 to 30 carbon atoms. The polyamine has at least three nitrogen atoms and 4 to 20 carbon atoms. The mixture contains from 1.5 to 10 equivalents of the alkenyl or alkylsuccinic acid derivative per equivalent of unsaturated acidic reagent copolymer and from 0.4 to 1.0 moles of polyamine per equivalent of alkenyl or alkylsuccinic acid derivative plus unsaturated acidic reagent copolymer.

Abstract: A composition prepared by reacting (A) an esterified carboxy-containing interpolymer, said interpolymer being derived from at least two monomers, (i) one of said monomers being at least one vinyl aromatic monomer and (ii) the other of said monomers being at least one alpha, beta-unsaturated acylating agent, and having, before esterification, {overscore (M)}n determined by gel permeation chromatography ranging from about 8,000 to about 350,000, wherein from about 80% to about 99% of the carboxylic groups of said interpolymer are esterified, wherein from about 80 to about 100% of the ester groups contain from 8 to about 23 carbon atoms and from 0 to about 20% of the ester groups contain from 2 to 7 carbon atoms, with (B) a hydrocarbyl substituted carboxylic acid or functional derivative thereof wherein the hydrocarbyl group comprises from about 10 to about 400 carbon atoms, and (C) an amine having an average of more than 1 condensable N—H group, in any order or simultaneously, or with the preformed reac

Abstract: A haze-free post-treated succinimide prepared by treating an alkenyl or alkyl succinimide with an oil-soluble, strong acid and contacting the treated succinimide with a cyclic carbonate to form the haze-free post-treated succinimide. The time, temperature, and acid concentration of the treating step and the time and temperature of contacting step are adjusted, in combination, to form the post-treated succinimide haze-free.

Abstract: A carboxylic composition comprising hydrocarbon substituted carboxylic acylating agents prepared by reacting a polyolefin and a terpolymer, simultaneously or individually in any order, with at least one carboxylic reactant selected from the group consisting of compounds of the formula R3C(O)(R4)nC(O)OR5 (IV) wherein each of R3 and R5 is independently H or a hydrocarbyl group, R4 is a divalent hydrocarbylene group, and n is 0 or 1, and reactive sources thereof, derivatives of the foregoing carboxylic compositions, with one or more of (1) an amine characterized by the presence within its structure of at least one HN<group; (2) an alcohol; (3) a reactive metal or a reactive metal compound; and (4) a mixture of two or more of (1) through (3); the components of (4) being reacted with the mixture of carboxylic acylating agents simultaneously or sequentially, in any order, and additive concentrates and lubricating oil and fuel compositions containing these compositions.

Abstract: A succinimide composition is prepared by reacting a mixture of a polyalkenyl derivative, an unsaturated acidic reagent copolymer, and a polyamine under reactive conditions. The polyalkenyl derivative is produced by reacting an unsaturated acidic reagent with a polyalkene in the presence of a strong acid. The unsaturated acidic reagent copolymer is a copolymer of an unsaturated acidic reagent and an olefin.

Abstract: A composition, comprising from about 20% to about 80% by weight of a diluent, prepared by reacting a mixture comprising(A) an esterified carboxy-containing interpolymer, said interpolymer being derived from at least two monomers, (i) one of said monomers being at least one of an aliphatic olefin containing from 2 to about 30 carbon atoms and a vinyl aromatic monomer and (ii) the other of said monomers being at least one alpha, beta-unsaturated acylating agent, and having, before esterification, M.sub.

Abstract: The present invention is directed to a process for preparing a condensation product of a glyoxylic reactant and a hydrocarbyl-substituted aromatic compound having at least one hydroxy functionality, which includes (a) providing the glyoxylic reactant in the form of a compound represented by the formula ##STR1## or its reactive equivalent, wherein R.sup.1 and R.sup.3 independently are hydrogen or hydrocarbyl group of 1 to about 4 carbon atoms; and R.sup.2 and R.sup.4 independently are hydrocarbyl groups of 1 to about 4 carbon atoms; (b) mixing the aromatic compound with the glyoxylic reactant; and (c) heating the mixture to a temperature of about 50.degree. C. to about 200.degree. C. in the presence of an acid catalyst for a sufficient time to form the condensation product.

Abstract: Substituted carboxylic acylating agents formed by reacting an olefin with a carboxylic reactant are further reacted with .alpha.-.beta. unsaturated carboxylic compositions to form substituted carboxylic acylating agents. The substituted carboxylic acylating agents are further reacted with various compounds to form especially dispersants for use in oil compositions.

Abstract: A lubricating oil composition for internal combustion engines giving improved soot dispersancy. That lubricating oil composition has a mixture of borated and carbonated polyalkylene succinimides derived from different molecular weight polyalkylenes. The molecular weight of the polyalkylenes from which the carbonated polyalkylene succinimide is derived is at least 300 greater than the molecular weight of the polyalkylenes from which the borated polyalkylene succinimide is derived.

Abstract: A process for reacting certain carboxylic reactants and at least one aldehyde or ketone with olefinic compounds then reacting the product prepared thereby with ammonia, a hydrazine or an amine, products prepared thereby and, additive concentrates, lubricating oil and fuel compositions.

Abstract: A process for reacting certain carboxylic reactants and at least one aldehyde or ketone with olefinic compounds then reacting the product prepared thereby with ammonia, a hydrazine or an amine, products prepared thereby and, additive concentrates, lubricating oil and fuel compositions.

Abstract: A polysuccinimide composition is prepared by reacting a mixture of a copolymer of a first unsaturated acidic reagent and a 1,1-disubstituted olefin; a copolymer of a second unsaturated acidic reagent and a 1-olefin, and a polyamine under reactive conditions; then treating the reaction product with either a cyclic carbonate or a linear mono- or polycarbonate or boron compound under reactive conditions. The two unsaturated acidic reagents can be the same or different. The mixture contains from 0.1 to 1.5 equivalents of polyamine per equivalent of acidic groups of the first and second copolymers.

Abstract: A succinimide composition is prepared by reacting a mixture of an alkenyl or alkylsuccinic acid derivative, an unsaturated acidic reagent copolymer, and a polyamine under reactive conditions; then treating the reaction product with either a cyclic carbonate or a linear mono- or polycarbonate or boron compound under reactive conditions. The alkenyl or alkyl substituent of the alkenyl or alkylsuccinic acid derivative has a Mn of from 1800 to 3000. The unsaturated acidic reagent copolymer has a Mn of from 2000 to 4800, and is a copolymer of an unsaturated acidic reagent and an olefin having an average of from 14 to 30 carbon atoms. The polyamine has at least three nitrogen atoms and 4 to 20 carbon atoms. The mixture contains from 1.5 to 10 equivalents of the alkenyl or alkylsuccinic acid derivative per equivalent of unsaturated acidic reagent copolymer and from 0.4 to 1.0 moles of polyamine per equivalent of alkenyl or alkylsuccinic acid derivative plus unsaturated acidic reagent copolymer.

Abstract: 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 thereby and, additive concentrates, lubricating oil and fuel compositions.

Abstract: The invention relates to novel compositions comprising ene and free radical adducts of unsaturated and saturated hydrocarbons, and acyclic and cyclic vicinal polycarbonyl compounds such as diethyl ketomalonate and indantrione. The adducts are reacted with nucleophiles such as amines, electrophiles such as anhydrides and esters, and metal ions. Post-products are obtained via reaction of said products with capping reagents such as boric acid. Compositions containing said adducts, products and post-products include oleaginous substances such as fuels and lube oils.