Diesel fuel additive providing clean up detergency of fuel injectors

U.S. Patent Number: 5332407

Abstract: 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: (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) an alkylphenoxypolyoxyalkylene amine represented by the formula: ##STR2## in which R' represents a hydrocarbyl radical having from 4 to 30 carbon atoms, x has a value from 5 to 50, and R" represents a methyl radical or a mixture of hydrogen and methyl radicals. A method of cleaning diesel fuel injectors is also provided.

Inventors: Herbstman; Sheldon (New City, NY)

Assignee: Texaco Inc. (White Plains, NY)

Application Number: 07/962,550

Issued: 1994-07-26

Expired: 2006-07-26

Classes: 44/419 ; 210/696; 252/380; 44/418; 44/434; 44/438; 44/447; 44/505; 44/628; 44/641; 510/185; 510/500; 524/476; 564/133; 564/197

Field of search: 44/418,419,434,438,447,505,628,641 210/696 564/133,197 524/476 252/170,51.5R,380

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