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US 5,393,914 AGranted
Motor fuel detergent additives-hydrocarbyloxypolyether allophonate esters of 2-hydroxy ethane
AssigneeTexaco Inc.
InventorsSheldon Herbstman, Cadorette, Constance A.
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Abstract
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.
Claims6
An allophonate ester comprising a compound of formula ##STR7## where R is a C.sub.9 -C.sub.25 alkyl group, R.sup.2 is a C.sub.2 to C.sub.4 oxyalkylene group, m is 0 or 1, and n is a number between about 5 and about 30.
Dependencies are inferred from the claim text.