Abstract: Lubricant compositions containing oleaginous materials and, in amounts sufficient to impart oxidation protection, corrosion resistance and antiwear properties thereto, an adduct of a benzotriazole compound and alkyl vinyl ether or a vinyl ester of a carboxylic acid.

Abstract: A tablet which gradually dissolves in a water-soluble cutting liquid over a long period of time for preventing deterioration thereof comprises 15 to 25% by weight of mixed primary amides of a fatty acid and a naphthenic acid, 5 to 15% by weight of ethylenediaminetetraacetic acid tetra sodium salt, 5 to 15% by weight of a lower alkyl borate, 30 to 50% by weight of at least one fatty acid derivative selected from the group consisting of esters and alkanolamine salts, and 10 to 25% by weight of an alkali nitrite.

Abstract: Motor fuel composition comprising a mixture of hydrocarbons in a gasoline boiling range containing a polyether reaction product on an asparagine represented by the formula: ##STR1## in which R is an aliphatic hydrocarbon radical having from about 10 to 20 carbon atoms.

Abstract: Motor fuel composition comprising a mixture of hydrocarbons in a gasoline boiling range containing a polyether-maleic anhydride reaction product represented by the formula: ##STR1## in which R is an aliphatic hydrocarbon radical having from about 6 to 20 carbon atoms and x has a value from 1 to 3.

Abstract: Motor fuel composition comprising a mixture of hydrocarbons in a gasoline boiling range containing a compound represented by the formula: ##STR1## in which R is an aliphatic hydrocarbon radical having from about 8 to 20 carbon atoms, X and Y alternatively represent hydrogen and an aliphatic hydrocarbon radical having from 6 to 16 carbon atoms, n is an integer from 3 to 4 and m is an integer from 2 to 5.

Abstract: A method of reducing the amount of sulfur trioxide condensation on, and therefore the amount of sulfuric acid corrosion of, metal parts at the cold-end of a combustion system and in contact with combustion gases derived from the combustion of sulfur containing fuel, said method comprising adding to the combustion gases an effective amount for the purpose of an alkanolamine additive particularly N-aminoethyl ethanolamine.

Abstract: An antirust, anticorrosion grease composition comprising a major proportion of a perfluorinated polyalkylether base fluid, a minor proportion of a fluorocarbon polymer thickening agent, and a rust and corrosion inhibiting amount of a fluorine-containing benzoxazole.

Abstract: Compositions are described which contain (a) a salt of carboxylic acid and organic amine, and (b) water-dispersible polymer. The compositions, which are preferably water-based, provide particularly good corrosion resistance to metals.

Abstract: Compositions are described which contain (a) salt of carboxylic acid and organic amine, (b) salt of phosphoric acid and organic amine or salt of alkyl acid phosphate and organic amine, and (c) water-dispersible polymer. The compositions are preferably water-based and provide particularly good corrosion resistance to metals.

Abstract: A fuel additive is disclosed having improved rust-inhibiting properties and comprises (1) from 5 to 50 weight percent of a hydrocarbyl amine containing at least 1 hydrocarbyl group having a molecular weight between about 300 and 5000, (2) from 0.1 to 10 weight percent of a C.sub.12 to C.sub.30 hydrocarbyl succinic acid or anhydride, (3) from 0.1 to 10 weight percent of a demulsifier, and (4) 40 to 90 weight percent of an inert hydrocarbon solvent. A gasoline composition is also disclosed containing from 50 to 400 ppm of the above-identified fuel additive.

Abstract: A process is disclosed for eliminating oxygen dissolved in water wherein there is added to the water a hydrazine solution containing, as the activator, an amount of a compound of the formula: ##STR1## WHEREIN A = 0, 1 OR 2; B = 0, 1, 2 OR 3; C = 0, 1, 2 OR 3; B + C = 2 OR 3; AND A + B + C = 3, 4 OR 5, SUFFICIENT TO INCREASE THE RATE OR REMOVAL OF SUCH OXYGEN COMPARED TO THE RATE WHEN AN AQUEOUS HYDRAZINE SOLUTION, PER SE, IS USED.The use of aqueous solutions of hydrazine to eliminate oxygen dissolved in water, such as boiler or heater water, is known.

Abstract: This invention relates to alkynoxymethyl amines, to methods of preparing them, and uses thereof, particularly as corrosion inhibitors. These compounds are prepared by reacting an amine, such as RNH.sub.2, with an aldehyde, such as formaldehyde, and an alkynol, such as propargyl alcohol, to yield compounds of the formulaRN(CH.sub.2 OR').sub.2where R is a substituted group, preferably alkyl, cycloalkyl, aryl, etc., and R' is an acetylenic alcohol moiety.

Abstract: Benzoxazoles substituted in the 2-position with a perfluoroalkylether radical and bis-benzoxazoles in which the 2-position carbon atoms of the benzoxazole rings are attached to one another with a perfluoroalkylene or perfluoroalkyleneether radical. The compounds are useful as anti-rust additives in grease formulations based on fluorine-containing fluids.

Abstract: Amine salts of carboxylate half esters of 1-aza-3,7-dioxabicyclo [3.3.0] oct-5-yl methyl alcohols which are the reaction products of organic acid materials, preferably long chain dicarboxylic anhydrides such as octadecenyl and polyisobutenylsuccinic anhydrides and aldehyde/tris [hydroxymethyl]aminomethane (THAM) adducts or mixtures are anti-rust additives for hydrocarbon fuels, such as gasoline and middle distillates.

Abstract: Grease compositions containing a polyurea grease thickener and certain acylated alkylene polyamines are disclosed.

Abstract: The invention relates to a process for the stabilization of methylene chloride, in which a mixture of stabilizers comprising at least one vicinal epoxide and at least one aliphatic monoether is added to the methylene chloride.Methylene chloride so stabilized is particularly suitable for the degreasing of metals in the vapor phase.

Abstract: Lubricating oil compositions having improved corrosion inhibition are disclosed. The lubricating oil compositions comprise (a) a major amount of a base lubricating oil, (b) alkenyl succinimide dispersant, and (c) corrosion inhibiting amount of certain specific acidic derivatives of benzene (e.g. 2-amino-5-methylbenzoic acid). In one aspect the lubricating oil composition contains additionally a minor amount of an overbased sulfonate.

Abstract: This invention relates to a process of preparing alkylpyridines and N-substituted alkyldihydropyridines from hexahydrotriazines. These products may be further reacted to form other compositions. The products of the reaction are useful as corrosion inhibitors.

Abstract: Amino-amides obtained by the reaction of polymeric fatty acids with poly(oxyethylene) diamines are readily compatible with water in all proportions and form clear, aqueous solutions which have excellent lubricating properties.

Abstract: A composition and method for the control of corrosion and foam in acrylonitrile plants is disclosed. The composition generally consists of a polypropylene glycol, a glyoxalidine salt of a carboxylic acid and an ethylene glycol monoalkylether. The composition when fed into absorbers, strippers, and quench towers of acrylonitrile plants provides excellent corrosion inhibiting and anti-foam properties.

Abstract: The tendency of particles of water-soluble hygroscopic salts and fertilizers containing water-soluble hygroscopic salts to cake when allowed to stand is decreased when the particles have a uniformly distributed surface content of an aminoalkanol material selected from the group consisting of (1) a mixture of vicinal aminoalkanols of the formula: ##STR1## wherein R.sub.1 and R.sub.2 each represent H or --(CH.sub.2).sub.1-18 H; R.sub.1 and R.sub.2 together contain 9-18 carbon atoms; and R.sub.3 and R.sub.4 each represent H, C.sub.1-4 alkyl and C.sub.2-4 hydroxyalkyl; and (2) salts thereof with water-soluble acids.The aminoalkanols can be applied from organic solvent or water solution, or as a hot melt.

Abstract: Hydrochloric acid derivatives of cyclic nitrogen compounds in combination with polyalkoxylated fatty acids are water soluble, waterflood corrosion inhibitors, which because of their solubility avoid the potential clogging problems encountered with waterflood corrosion inhibitors of the art which are dispersions.

Abstract: 1,2-Fused five-membered or six-membered 1,3-dinitrogen-heterocyclic compounds, useful as anti-corrosion agents, having the formula ##STR1## wherein A is an optionally substituted, optionally polynuclear orth- or peri-arylene radical andB is an optionally substituted alkylene chain ##STR2## WHEREIN R.sup.1 and R.sup.2 individually represent hydrogen and/or optionally substituted aliphatic, cycloaliphatic, araliphatic or aromatic radicals andn represents a number from 3 to 6,OrB is an optionally substituted 1,8-naphthylene, 2,2'-diphenylene or 4,5-phenanthrylene radical,Are prepared by splitting a five-membered or six-membered 1,3-dinitrogen-heterocyclic compound, which contains a 2-(.omega.-amino group) side chain, having the formula ##STR3## wherein A and B have the meanings indicated above andR.sup.3 and R.sup.4 are hydrogen, lower alkyl, cycloalkyl or aralkyl but at least one of the two radicals R.sup.3 and R.sup.4 must represent hydrogen.

Abstract: Grease compositions containing a polyurea grease thickener and certain acylated alkylene polyamines are disclosed.

Abstract: The corrosion of iron and steel by an aqueous sour gas conditioning solution used to remove CO.sub.2 from a gas stream is effectively inhibited by a combination of a quaternary pyridinium salt and an organic thioamide, a water-soluble sulfide or a water-soluble thiocyanate.

Abstract: The corrosion of iron and steel by an aqueous sour gas conditioning solution used to remove CO.sub.2 and H.sub.2 S from a gas stream is effectively inhibited by a combination of a quaternary pyridinium salt and a lower alkylenepolyamine or corresponding polyalkylenepolyamine.

Abstract: An aqueous organic amine acid gas scrubbing system, particularly an aqueous N-methyldiethanolamine or diethanolamine acid gas scrubbing system having incorporated therein (1) a compound or mixture of compounds having the formula ##STR1## wherein n is an integer from 1 to 3, m is an integer from 2 to a number sufficient to yield a molecular weight of about 800, R.sub.1, R.sub.2, R.sub.3 and R.sub.4 are each independently selected from the group consisting of --H, --C.sub.n' H.sub.2n' OH, --C.sub.n' H.sub.2n'+1, --C.sub.n' H.sub.2n' N(R.sub.3)R.sub.4 wherein n' is an integer from 1 to 2 and wherein R.sub.1 -R.sub.3 and R.sub.2 -R.sub.4 may be joined to form cyclic amines when n is 2; said compound being present in about 10 to about 2000 parts per million parts of treating solution; (2) copper or a copper ion yielding compound in from 0 to 1000 ppm; and (3) sulfur or a sulfur atom yielding compound in from 0 to 1000 ppm.

Abstract: 3-Acylisoxazolines are prepared by reacting an alkene with an alpha-nitroketone in the presence of an organic acid catalyst.

Abstract: As improved corrosion inhibitors, reaction products of alkylene oxides and blocked phenols wherein two substituents of the phenol are non-oxyalkylatable, saturated tertiary-amino alkylene groups, and acid-stable salts of these products.

Abstract: Dihydro-nitrogen heterocyclic phosphoramidates of the general formula ##STR1## where N - C represents a dihydro-nitrogen ring, R is a substituted group, preferably hydrocarbon, X is O or S, and R.sub.1 is an alcohol or phenolic moiety, preferably hydrocarbon; the preparation and uses thereof particularly as corrosion inhibitors, microbiocides, etc.

Abstract: Corrosion inhibiting compositions are described which contain a hydrazine compound, an organometallic complex, and, preferably, a quinone compound. The organometallic complex is the reaction product of a cobaltous or manganous hydroxide and one or more organic ligands selected from the group consisting of unsubstituted and substituted amino derivatives of carboxylic acids and salts thereof. The quinone compound is preferably added to these compositions in order to render them compatible with chelating phosphonate scale control agents. The use of these compositions as oxygen scavengers in corrosive environments is also described.

Abstract: A method of inhibiting corrosion of metals comprising applying to a metal surface in an effective concentration a saturated aliphatic triamine of 9 carbon atoms having at each terminal position a primary amino group and being branched in the 4-position of the main chain Such specific triamines include 1,3,6-triaminomethylhexane and 1,2,3-triaminoethylpropane. Addition products and condensation products derived from these organic triamines are also effective. The present anti-corrosive agents show a remarkable rust preventive effect to metals even when used in a small amount and are non-toxic.

Abstract: Corrodible iron-containing metals (including steel) possess decreased tendency to corrode when contacted with aqueous media (including dilute strong mineral acids) when they carry a surface coating of mixtures of aminoalkanols of the formula: ##STR1## wherein R.sub.1 and R.sub.2 each represent a C.sub.1-21 alkyl; and wherein the sum of the carbon atoms in R.sub.1 and R.sub.2 is 6 to 22. The vicinal ##STR2## substituents are non-terminal and are preferably uniformly distributed along the chain. The aminoalkanols are useful both in free base and in salt form.

Abstract: An amine salt is comprised of the reaction of pelargonic acid and dicyclohexylamine. The amine salt, dicyclohexylammonium pelargonate, is useful for inhibiting metal corrosion. A polyphosphate may be used in conjunction with the amine salt to obtain a synergistic corrosion inhibiting effect when a saline environment is encountered by the metal to be protected.

Abstract: Alkylbenzyl pyridinium compounds, for example of the general formula ##STR1## where R is a hydrocarbon group, preferably alkyl, occurring n times in the ring such as 1-3, but preferably 1 or 2; and R' is a hydrocarbon group, preferably alkyl, occurring m times, such as 1-3, but preferably 1, and X.sup.- is an anion, preferably halogen. These compositions are employed as corrosion inhibitors, preferably in acid systems. These are preferably employed as corrosion inhibitors with surfactants, and most preferably with surfactants and alcohols.

Abstract: Ester derivatives of 1-aza-3,7-dioxabicyclo [3.3.0] oct-5-yl methyl alcohols which are the reaction products of organic acid materials, preferably long chain dicarboxylic anhydrides such as octadecenyl and polyisobutenylsuccinic anhydrides and aldehyde/tris [hydroxy-methyl] aminomethane (THAM) adducts or mixtures are oleaginous compositions which feature activity in gasoline as rust inhibitors and carburetor detergents; in automatic transmission fluids as friction modifiers and rust inhibitors; and, in automotive, industrial and lubricating oils as sludge dispersants, rust-inhibitors, friction modifiers and copper alloy corrosion inhibitors, the particular use depending on the molecular weight of the ester.

Abstract: A method of preparing acylisoxazolines by contacting an alkene with dinitrogen tetroxide and oxygen in the presence of a denitrating agent and calcium oxide.

Abstract: The invention disclosed provides a method for boiler water treatment to retard corrosion due to dissolved oxygen. Hydroxylamine, certain derivatives thereof and their salts have now been found to be highly effective oxygen scavengers for use in boiler water and thereby effect reduction of corrosion resulting from dissolved oxygen.

Abstract: This invention relates to halogen derivatives of alkynoxymethylamines and to uses thereof. The present invention may be ideally illustrated by the following equation:RN(CH.sub.2 OR'C.tbd.CH).sub.2 + 2NaOX .fwdarw.rn(ch.sub.2 or'c.tbd.cx).sub.2 + 2naOHwhere R is a substituted group, preferably hydrocarbon, such as alkyl, cycloalkyl, aryl, etc., R' is hydrocarbon, preferably alkylene, and where X is halogen.

Abstract: A corrosion-inhibiting poly(arylene sulfide) coating composition is described which comprises a mixture of a normally solid poly(arylene sulfide) resin, a corrosion-inhibiting agent selected from alkali metal nitrites, benzoates, phthalates; ammonium chromates, benzoates, phthalates; mixtures of alkali metal chromates and alkali metal borates; morpholine; or combinations thereof, dispersed in a liquid suspending agent. An illustrative coating composition contains 25 weight percent poly(phenylene sulfide) resin, 8 weight percent titanium dioxide, 33 weight percent water, 33 weight percent propylene glycol and 1 weight percent sodium nitrite. The coating compositions are useful in inhibiting the occurrence of corrosion during coating and curing of the coating compositions to iron and iron-containing alloys in the formation of cured poly(arylene sulfide) resin coated iron or iron-containing alloy laminates.

Abstract: A method of neutralizing acidic components in petroleum refining units in which distillation is taking place, which method comprises adding a compound corresponding to Formula I below either alone or in combination with a film-forming amine to the petroleum product being distilled:Formula Ir--o--(ch.sub.2).sub.n NH.sub.2wherein n is 2 or 3 and R is a lower alkyl radical of not more than 4 carbon atoms.

Abstract: This invention relates to sulfur-containing Bis-Quaternaries of the idealized formula[N .sup.+ CH.sub.2 CH.sub.2 ].sub.2 Z 2X.sup.-where N is a quaternary amino group, Z is a sulfur-containing group, for example S, SO, SO.sub.2 and X is an anion; to methods of preparing such compounds; and to uses of such compounds.

Abstract: Lubricant compositions are provided containing from about 0.5 to about 65%, by weight, of an amine salt of a partial ester of an alkyl or alkenyl succinic acid. These amine salts are effective as biocidal and anti-rust agents.

Abstract: The disclosed corrosion-inhibiting elastomers are typically made by milling the corrosion inhibitor into a solid rubber matrix. Preferred corrosion inhibitors include the aromatic carboxylates of primary, secondary or tertiary amines. Chromates and 2-ethylhexanoates can also be used. Organic ammonium nitrites are effective against some types of corrosion, but should be used with relatively inert elastomers. There appears to be synergistic cooperation between the elastomeric molecular structure and the corrosion inhibitor resulting in unusually effective protection of ferrous and/or nonferrous metals adjacent to rubber parts made from the corrosion-inhibiting elastomer.

Abstract: Method for preparing a lactone reaction product comprising reacting an alkenylsuccinic acid under substantially anhydrous conditions in the presence of a protonating agent and at an elevated temperature ranging up to about 100.degree. C., and a motor fuel composition containing said lactone reaction product.

Abstract: Organic compositions are provided containing anti-rust amounts of esters of adducts of benzotriazole and unsaturated dicarboxylic acids or anhydrides thereof.

Abstract: A new class of compounds having rust inhibiting and/or corrosion protecting properties is disclosed and claimed. The compounds (or mixtures thereof) are especially useful as rust inhibitors and for corrosion protection in hydrocarbon fuel or oil compositions, such as in gasoline, diesel and home heating fuels, industrial oils and lubricating oils, and such fuel and oil compositions incorporating the novel compounds are also disclosed and claimed. In a preferred embodiment the compounds are alkyl ammonium carboxylate salt-ethoxylated alkyl phenol esters of a trimer or dimer acid (or mixture thereof).

Abstract: A process of inhibiting corrosion and/or sweetening hydrocarbons so that they pass the Copper Strip Tarnish Test ASTM D-130 which comprises treating such hydrocarbons with iodine or bromine. These halogens are preferably employed with complexing compounds such as amines, carboxylic acids, alcohols, alkanolamines, ketones, etc.

Abstract: The oil-soluble azo compounds of this invention are useful as dispersants, corrosion inhibitors and anti-wear agents in lubricating oil and fuel compositions. The predominant oil-soluble azo reaction product may be represented by the following formulas: ##STR1## wherein R represents an oil-solubilizing, synthetic, polymeric organic radical containing at least 20 carbon atoms,Y is independently selected from the group consisting of --NR.sub.2 R.sub.3 and --SR.sub.4,R.sub.2, r.sub.3, and R.sub.4 are independently selected from hydrogen, alkyl, cycloalkyl, aryl, alkaryl and aralkyl,X is independently selected from oxygen, sulfur and =NR.sub.5, with the proviso that when X is =NR.sub.5, Y is --NR.sub.2 R.sub.3,R.sub.

Abstract: A method of inhibiting corrosion of metals comprising applying to a metal surface in an effective concentration a saturated aliphatic triamine of 9 carbon atoms having at each terminal position a primary amino group and being branched in the 4-position of the main chain. Such specific triamines include 1,3,6-triaminomethylhexane and 1,2,3-triaminoethylpropane. Addition products and condensation products derived from these organic triamines are also effective. The present anti-corrosive agents show a remarkable rust preventive effect to metals even when used in a small amount and are non toxic.