Multifunctional viscosity index improver containing units from unsaturated chlorides and aromatic amines

Multifunctional viscosity index improvers for lubricating oils containing olefin copolymers which have pendant groups derived from vinylbenzyl chloride and N-phenyl-p-phenylene diamine.

Post-coupled mono-succinimide lubricating oil dispersant and viton seal additives

A lubricating oil composition having improved dispersancy and viton seal compatibility. The dispersant being prepared by coupling two mono-alkenyl succinimides with an aldehyde and a phenol. The resulting coupled succinimide is then acylated with glycolic acid to form a glycolated Mannich phenol coupled mono-alkenyl succinimide.

Diaromatic amine derivatives as antioxidants

Oxadiazole additives for lubricants

Disclosed herein is a composition comprising: (A) a lubricant, and (B) at least one 5-hydrocarbyl-2-mercapto-1,3,4-oxadiazole compound of the formula:  wherein R 1 is a hydrocarbon or functionalized hydrocarbon of from 1 to 30 carbon atoms.

Cycloalkyl phenylenediamines as deposit control agents for lubricants

The invention is a C5-C12 cycloalkyl substituted phenylenediamine that provides deposit-control lubricant additives for organic materials including lubricating oil, gasoline, and diesel fuels. The invention improves the oxidative stability of the lubricants and fuels by adding cycloalkyl substituted phenylenediamines having one or more additional N-substituents.

Dispersant, vi improver, additive and lubricating oil composition containing same

An additive composition comprising a graft and aminoheteroaromatic derivatized copolymer prepared from ethylene and at least one C 3 -C 10 alpha-monoolefin and, optionally, a comprising from about 15 to 80 mole percent of ethylene, from about 20 to 85 mole percent of said C 3 -C 10 alpha-monoolefin and from about 0 to 15 mole percent of said polyene having a number average molecular weight ranging from about 5000 to 500,000 which has been reacted with at least one olefinic carboxylic acid acylating agent to form one or more acylating reaction intermediates characterized by having a carboxylic acid acylating function within their structure and reacting said reaction intermediate with an aminoheteroaromatic compound and a lubricating oil composition containing same are provided.

Alkyl hydrazide additives for lubricants

Disclosed herein is a composition comprising: (A) a lubricant, and (B) at least one alkyl hydrazide compound of the formula: formula (I) wherein R1 is a hydrocarbon or functionalized hydrocarbon of from 1 to 30 carbon atoms, R2 a nd R3 are independently selected from the group consisting of hydrocarbon or functionalized hydrocarbons of from 1 to 30 carbon atoms and hydrogen.</SDOA B>

Lubricant and fuel compositions containing 2-(S(N)-mercaptobenzothiazole)succinic and methylene succinate esters

Disclosed herein is composition comprising: (A) a lubricant or a hydrocarbon fuel; (B) at least one additive that is a 2-(S(N)-mercaptobenzothiazole)succinic or methylene succinate esters of a structure defined herein; and optionally (C) at least one zinc dihydrocarbyldithiophosphate.

Molybdenum containing compounds as additives for lubricant compositions

A lubricating oil additive is disclosed that comprises the reaction product of: (a) an unsaturated or saturated ester or acid, (b)a diamine of the formu la (I): (c) carbon disulfide, and (d) a molybdenum compound, wherein R8 is an alkyl group of 1 to 40 carbon atoms, R9 and R10 are independently selected aliphatic or aromatic moieties, W is oxygen, sulfur, or -CH2-. The additive imparts friction modification and beneficial antiwear, extreme pressure, and oxidation stability properties to the lubricating oil.

Cycloalkyl phenylenediamines as deposit control agents for lubricants

The invention is a C5-C12 cycloalkyl substituted phenylenediamine that provides deposit-control lubricant additives for organic materials including lubricating oil, gasoline, and diesel fuels. The invention improves the oxidative stability of the lubricants and fuels by adding cycloalkyl substituted phenylenediamines having one or more additional N-substituents.

Additive compositions

Compositions in the form of lubricating oil compositions, greases, fuels or functional fluids containing, in the form of Michael adducts, N-substituted phenylenediamine additives in which at least one of the substituents on the N atoms carries a carbonyl group that is connected to an alkyl, alkoxyalkyl, or alkylthioalkyl group either directly or via an oxygen atom.

Multifunctional viscosity index improver containing phenothiazine

Multi-functional viscosity index improvers for lubricating oils containing an EPM or EPDM polymer onto which has been grafted an unsaturated functional monomer containing phenothiazine.

Alkylated iminodibenzyls as antioxidants

Disclosed herein is an antioxidant that is an alkylated iminodibenzyl of the general formula: wherein: R 1 , R 2 , R 3 , and R 4 are independently selected from the group consisting of hydrogen, alkyl moieties, and alkenyl moieties; and R 5 , R 6 , R 7 , and R 8 are independently selected from the group consisting of hydrocarbyl moieties and hydrogen.

Substituted linear thiourea additives for lubricants

Compounds and lubricant compositions are disclosed that comprise a substitut ed linear thiourea of structure (I) wherein R1, R2, and R4 are independently selected from the group consisting of alkyl, alkenyl, aryl, alkaryl, aralkyl , and hydrogen; R3 is selected from the group consisting of alkyl, alkenyl, an d combinations thereof; X is selected from the group consisting of (i) methylene, if, and only if, R3 is alkylene, (ii) oxygen, and (iii) sulfur; a nd A is selected from the group consisting of alkylene and aryl.

Alkyl-succinhydrazide additives for lubricants

Additive compositions with michael adducts of non-substituted phenylendiamines

Compositions in the form of lubricating oil compositions, greases, fuels or functional fluids containing, in the form of Michael adducts, N-substituted phenylenedi amine additives in which at least one of the substituents on the N atoms carries a carbonyl group that is connected to an alkyl, alkoxyalkyl. or alkylthioalkyl group either directly or via an oxygen atom.

Cyclic thiourea additives for lubricants

Cycloalkyl phenylenediamines as deposit control agents for lubricants

The invention is a C 5 -C 12 cycloalkyl substituted phenylenediamine that provides deposit-control lubricant additives for organic materials including lubricating oil, gasoline, and diesel fuels. The invention improves the oxidative stability of the lubricants and fuels by adding cycloalkyl substituted phenylenediamines having one or more additional N-substituents.

RUBBER COMPOUNDS

Additive, suitable as a viscosity index improver, dispersant and antioxidant

Dispersant/antioxidant vii lubricant additive

A DISPERSANT/ANTIOXIDATE VII LUBRICANT ADDITIVE (D#Y79,243-F) ABSTRACT OF THE INVENTION A dispersant/antioxidant bound VII polymethacrylate lubricant additive composition prepared by: (a) combining a polyunsaturated monomer with (C1-C20) alkyl monomers and, optionally, a dispersant monomer in an oil solvent to provide an intermediate reaction mixture; (b) stirring and purging the reaction mixture; (c) heating the purged mixture and adding a radical polymerization catalyst to the purged mixture; (d) heating the mixture to a sufficiently high temperature to remove any excess of the polymerization catalyst therefrom; (e) (optionally) recovering the intermediate product polymethacrylate; (f) combining the intermediate product with an aromatic nitroso compound to provide an intermediate reaction mixture; (g) stirring and purging the intermediate reaction mixture; and (h) recovering from the purged mixture the product polymethacrylate. VAM79243.pa

Dispersant anti-oxidant VI improver and lubricating oil composition containing same

An additive composition prepared by reacting a polymer prepared from ethylene and at least one C 3 -C 10 alpha-monoolefin and optionally a polyene selected from non-conjugated dienes and trienes comprising from about 15 to 80 mole percent of ethylene from about 20 to 85 mole percent of said C 3 -C 10 alpha-monoolefin and from about 0 to 15 mole percent of said polyene and having an average molecular weight ranging from about 5,000 to 500,000 with a nitrosodiphenylamine compound represented by the formula: ##STR1## in which R and R 1 represent hydrogen or an alkyl, alkenyl, or alkoxyl radical having from 1 to 8 carbon atoms, and a lubricating oil composition containing same is provided.

1,3,4-oxadiazole additives for lubricants

Disclosed herein is a composition comprising: (A) a lubricant, and (B) at least one 1,3,4-oxadiazole compound of the formula: wherein R1 is selected from the group consisting of hydrogen, linear or branched alkyl, alkenyl, alkaryl, aryl, alkyl ether, and alkyl ester, R2, R3, and R4 are independently selected from the group consisting of hydrogen, linear or branched alkyl, alkenyl, alkaryl, and aryl; and any alkyl moiety can optionally contain within it oxygen ether, ester, or amide groups.

Alkyl hydrazide additives for lubricants

Rubber compositions

A rubber composition is disclosed wherein the rubber composition contains at least an effective amount of at least one substituted or unsubstituted diaryl amine- containing compound having at least one substituted or unsubstituted, saturated or partially saturated C5-C30 ring structure optionally containing one or more heteroatoms fused to at least one of the aryl rings.

ALKYLBERIC ACID HYDRAZIDE ADDITIVES FOR LUBRICANTS

Multifunctional viscosity index improver and dispersant

A process is disclosed that comprises solution grafting a hydrocarbon polyme r prepared from at least C2 to C28 polymerizable hydrocarbon, said polymer having a number average molecular weight in the range of from about 5,000 to about 500,000, with an ethylenically unsaturated C3 to C10 carboxylic acid material, using a free radical initiator, in the presence of an aromatic est er oil of the formula (I) wherein R1, R2, R3, R4, R5, and R6 are independently selected from the group consisting of hydrogen, -COOR7, -COOR8, -COOR9, - COOR10, -COOR11, and -COOR12, provided that no more than 5 of R1, R2, R3, R4 , R5 and R6 are hydrogen, and R7, R8, R9, R10, R11, and R12 are independently selected from the group consisting of alkyl and alkylesters.

Alkyl-succinhydrazide additives for lubricants

Disclosed herein is a composition comprising: (A) a lubricant, and (B) at least one alkyl succinhydrazide compound of the formula:  wherein: R 1 is selected from the group consisting of linear or branched alkyl, alkenyl, alkaryl, alkyl ether, alkyl ester, and alkylene ester groups; R 2 is selected from the group consisting of hydrogen, linear or branched alkyl, alkenyl, alkyl ether, and alkyl ester groups; and R 3 and R 4 are independently selected from the group consisting of hydrogen, linear or branched alkyl and alkenyl groups, aryl groups, and alkaryl groups.

COMPOSITIONS CONTAINING AMINOUS ANTIOXIDANTS BASED ON N- (4-ANILINOPHENYL) AMIDES

Diaromatic Amines

The present invention discloses an additive package and a stabilizer-containing compositions containing a diaromatic amine compound or isomeric mixture having the general formula: wherein n is from 0 to 3; m is from 0 to 3; each R and R 3 substituent is independently hydrogen, a straight or branched C 1 -C 32 alkyl group or alkenyl group, substituted or unsubstituted C 3 -C 12 cycloalkyl, substituted or unsubstituted C 5 -C 12 aryl, hydroxyl-containing group, halogen, substituted or unsubstituted C 1 -C 20 alkoxy, ester-containing group, ether-containing group, polyether-containing group, amide-containing group, or amine-containing group or two R substituents and/or two R 3 substituents together with the carbon atom to which they are bonded are joined together to form a substituted or unsubstituted, saturated, partially saturated or unsaturated C 5 -C 30 ring structure optionally containing one or more heteroatoms; R 1 and R 2 together with the carbon atom to which they are bonded are joined together to form a substituted or unsubstituted, saturated or partially saturated C 5 -C 30 ring structure optionally containing one or more heteroatoms, and R 4 and R 5 are independently hydrogen, a straight or branched C 1 -C 30 alkyl group or alkenyl group, substituted or unsubstituted C 3 -C 12 cycloalkyl, substituted or unsubstituted C 5 -C 12 aryl, hydroxyl-containing group, halogen, substituted or unsubstituted C 1 -C 20 alkoxy, ester-containing group, ether-containing group, polyether-containing group, amide-containing group, or amine-containing group or R 4 and R 5 together with the carbon atom to which they are bonded are joined together to form a substituted or unsubstituted, saturated or partially saturated C 5 -C 30 ring structure optionally containing one or more heteroatoms.

Rubber compositions

A rubber composition is disclosed wherein the rubber composition contains at least an effective amount of at least one substituted or unsubstituted diaryl amine- containing compound having at least one substituted or unsubstituted, saturated or partially saturated C5-C30 ring structure optionally containing one or more heteroatoms fused to at least one of the aryl rings.

1,3,4-oxadiazole additives for lubricants

Dispersant - anti-oxidant additive and lubricating oil composition containing same

An additive composition comprising a graft and amine-derivatized polymer having an average molecular weight ranging from about 300 to 3500 which has been reacted with at least one olefinic carboxylic acid acylating agent to form one or more acylating reaction intermediates characterized by having a carboxylic acid acylating function within their structure and reacting said reaction intermediate with an amino-aromatic polyamine compound from the group consisting of an N-arylphenylenediamine, an aminothiazole, an aminocarbazole, an amino-indazolinone, an aminomercaptotriazole and an aminoperimidine to form said graft and amine-derivatized copolymer, and a lubricating oil composition containing same are provided.

ALKYL HYDRAZIDE AS ADDITIVES FOR LUBRICANTS

Dispersant and anti-oxidant additive and lubricating oil composition containing same

Disclosed are an additive composition comprising a graft and amine-derivatized copolymer prepared from ethylene and at least one C3-C10 alpha-monoolefin and, optionally, a polyene selected from non-conjugated dimes and trienes comprising from about 15 to 80 mole percent of ethylene, from about 20 to 85 mole percent of the C3-C10 alpha-monoolefin and from about 0 to 15 mole percent of the polyene having an average molecular weight ranging from about 1,000 to 40,000 which has been reacted with at least one olefinic carboxylic acid acylating agent to form one or more acylating reaction intermediates characterized by having at least about 1.5 weight percent of a carboxylic acid acylating function within their structure and reacting the reaction intermediate with an amino-aromatic polyamine compound from the group consisting of an N-arylphenylenediamine, an aminothiazole, an aminocarbazole, an aminoindole, an aminopyrrole, an amino-indazolinone, an aminomercaptotriazole, and an aminoperimidine to form the graft and amine-derivatized copolymer, and a lubricating oil composition containing same.

1,3,4-oxadiazole additives for lubricants

Disclosed herein is a composition comprising: (A) a lubricant, and (B) at least one 1,3,4-oxadiazole compound of the formula: wherein R1 is selected from the group consisting of hydrogen, linear or branched alkyl, alkenyl, alkaryl, aryl, alkyl ether, and alkyl ester, R2, R3, and R4 are independently selected from the group consisting of hydrogen, linear or branched alkyl, alkenyl, alkaryl, and aryl; and any alkyl moiety can optionally contain within it oxygen ether, ester, or amide groups.

Kautschukzusammensetzungen

Als schmierstoff und kraftstoffzusätze geeignetes dithiocarbamatderivate

Cyclische thioharnstoffe als additive für schmiermittel

Oxadiazol additive für schmiermittel

Alkylierte iminodibenzyle als antioxidationsmittel

Hemmung der viskositätszunahme in öladditivkonzentraten

Triglycerinatpflanzenölbernsteinsäurehydrazid- additive für schmierstoffe

Substituierte lineare thioureaverbindungen als schmiermittelzusatzstoff

Zusammensetzungen, enthaltend aminische antioxidantien auf basis von n-(4- anilinophenyl)amiden

Thiadiazolidine additives for lubricants

Disclosed herein is a composition comprising: (A) a lubricant, and (B) at least one 5-alkyl-2-thione-1,3,4-thiadiazolidine compound of the formula (I) wherein R1 is a hydrocarbon or functionalized hydrocarbon of from 1 to 30 carbons atoms, R2 and R3 are independently selected from the group consisting of hydrocarbon or functionalized hydrocarbons of from 1 to 30 carbon atoms and hydrogen, and X is oxygen, sulphur or nitrogen.

Tri-glycerinate vegetable oil-succinhydrazide additives for lubricants

Disclosed herein is a composition comprising:(A) a lubricant, and(B) at least one compound of the formula: wherein:each R1 is an independently selected linear alkyl or alkenyl fatty acid group;R2 is a C1 to C3 alkyl group;R3 and R4 are independently selected from the group consisting of hydrogen, alkyl, and aryl;Y is a linear alkyl or alkenyl group; andX is a linear or branched, saturated or unsaturated, divalent hydrocarbon group.

Dispergiermittelzusatz und diese enthaltende Schmierölzusammensetzung

Oxadiazole additives for lubricants