Texaco Inc.

Texaco Chemical Company

Sheldon Herbstman

Theodore E Nalesnik

John H Estes

Peter Dorn

Michael Cuscurida

Robert L Zimmerman

Wei-Yang Su

William M Sweeney

Kashmir S Virk

Benjamin J Kaufman

Joseph M Russo

Nicholas Benfaremo

Rodney L Sung

Joseph B Biasotti

Mark D Levin

Francis S Bove

Allen N Webb

Robert M Suggitt

Wheeler C Crawford

Daniel T Daly

Michael E Brennan

Benjamin H Zoleski

Raymond C Schlicht

Edward L Cole

Cyril A Migdal

Thomas E Hayden

Brian L Papke

Raymond F Wilson

Doris Love

Kenneth L Dille

Babu Y Rao

Elaine C DeCanio

Reese A Peck

Li C Mih

Michael D Riordan

William H Bitting

Peter J Choate

Jefrey B Furman

Cadorette, Constance A

Constance A Cadorette

Michael P Petrus

John J Hagan

A detergent additive composition for diesel fuel contains a low molecular weight polyisobutylene monosuccinimide of polyethylene polyamine in an aromatic hydrocarbon diluent. The detergent additive composition may be used to remove or prevent engine deposits and their corrosive effects.

Detergent additive compositions for diesel fuels

The present invention provides a novel class of compounds, useful as gasoline detergent additives, comprising hydrocarbyloxypolyether allophonate esters of 2-hydroxy ethane. The present invention also provides a motor fuel composition containing the novel allophonate esters and further provides a method of synthesizing the allophonate esters of the present invention.

Motor fuel detergent additives-hydrocarbyloxypolyether allophonate

A diesel fuel composition which is comprised of:

Anti-wear lubricity additive for low-sulfur content diesel fuels

A fuel composition comprising a mixture of hydrocarbons boiling in the range from about 320.degree. F. to 620.degree. F. and a sulfur content of about 0.05 wt. %, or below, containing from about 1 to about 20 PTB of aminoalkylmorpholine having the formula: ##STR1## where R is hydrogen of a C.sub.1 -C.sub.10 alkyl radical, and n is a number between 2 and about 10.

Low sulfur diesel fuel composition with anti-wear properties

An amido alkanolamine composition obtained by reacting, at a temperature of 10.degree. C.-200.degree. C.: (a) a 4-alkyl-2-morpholinone represented by the formula: ##STR1## in which R represents a monovalent aliphatic radical having from 1 to 10 carbon atoms; and (b) a hydrocarbyl oxypolyoxyalkylene amine represented by the formula ##STR2## in which R' represents an alkyl, an alicyclic or an alkyl-alicyclic radical having from 12 to 30 carbon atoms or ##STR3## wherein R' represents a hydrocarbyl radical having from 4 to 30 carbon atoms, x has a value of from about 5 to 50, and R'' is an ethyl radical or a mixture of methyl and ethyl radicals.

Fuel composition

A diesel fuel composition comprising a major portion of a middle distillate fuel oil and a minor portion, effective to clean deposits from diesel fuel injectors, of a diesel fuel detergent comprising the reaction product of:

Diesel fuel additive providing clean up detergency of fuel injectors

A gasoline detergent additive composition comprising a) the reaction product of a 4-alkyl-2-morpholinone and an alkylphenoxypolyoxyalkylene amine; b) the reaction product of a polyalkenyl succinic acid anhydride and a polyethylene polyamine; and c) a polyalphaolefin. A motor fuel composition is also provided.

Gasoline detergent additive composition and motor fuel composition

The present invention provides a novel class of compounds, useful as gasoline detergent additives, comprising asymmetrical ureas of either a hydrocarbyloxypolyether amine alone, or a hydrocarbyloxypolyether amine and a tertiary aminoalkyl primary amine. The present invention also provides a motor fuel composition containing the novel asymmetrical ureas and further provides a method of synthesizing the asymmetrical ureas of the present invention.

Motor fuel detergent additives - asymmetrical ureas of

The present invention provides a novel class of compounds, useful as gasoline detergent additives, which is a polyether hydroxyethylaminoethyl oxalamide represented by the formula ##STR1## where R is a (C.sub.5 -C.sub.25) alkyl group and n is an integer between about 5 and about 20.

Polyether hydroxyethylaminoethyl oxalamide motor fuel detergent additives

A multi-functional motor fuel additive comprising (a) a mono-polyalkenylsuccinimide, (b) a bis-polyalkenylsuccinimide and (c) a heavy oil is provided. A motor fuel composition comprising a major portion of a base fuel and a minor portion, sufficient to provide port fuel injector and intake valve detergency, of the multi-functional motor fuel additive of the present invention and a concentrate of the multi-functional motor fuel additive of the present invention are also provided.

Gasoline detergent additive mixture of mono-and bis-succinimides and

An amido alkanolamine composition obtained by reacting, at a temperature of 10.degree. C.-200.degree. C.:

Fuel additive method of preparation and motor fuel composition

An additive, a lubricating oil composition which incorporates the additive, and a concentrate for a lubricating oil are disclosed. The additive includes (a) a halogenated copolymer prepared from ethylene, a C.sub.3 to C.sub.18 alpha-olefin, preferably a C.sub.3 to C.sub.8, or mixtures thereof, and at least one halogen, and (b) an amino-aromatic polyamine compound. Most preferably, the copolymer is prepared from ethylene, propylene and at least one polyene. The lubricating oil composition comprises a major amount of an oil of lubricating viscosity and a minor amount, effective to impart viscosity index improvement, dispersancy and antioxidant properties to the oil, of the prescribed additive. The concentrate comprises a diluent oil of lubricating oil viscosity and from about 1 to about 50 weight percent of the prescribed additive based on the total weight of the concentrate.

Multifunctional viscosity index improvers having dispersant and

Diesel fuel comprising a glycolated Mannich coupled bis-succinimide

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New City, NY, United States of America

Sheldon Herbstman