C - Chemistry – Metallurgy – 10 – L
Patent
C - Chemistry, Metallurgy
10
L
C10L 1/18 (2006.01) C10L 1/14 (2006.01) C10L 1/22 (2006.01) C10L 10/00 (2006.01) C10L 1/16 (2006.01) C10L 1/30 (2006.01)
Patent
CA 2130835
-78- ABSTRACT OF THE DISCLOSURE A fuel additive composition comprising: (a) a poly(oxyalkylene) hydroxyaromatic ester having the formula: Image or a fuel-soluble salt thereof; where R1 and R2 are each independently hydrogen, hydroxy, lower alkyl having 1 to 6 carbon atoms, or lower alkoxy having 1 to 6 carbon atoms; R3 and R4 are each independently hydrogen or lower alkyl having 1 to 6 carbon atoms; R5 is hydrogen, alkyl having 1 to 30 carbon atoms, phenyl, aralkyl or alkaryl having 7 to 36 carbon atoms, or an acyl group having the formula: -?-R6 or Image where R6 is alkyl having 1 to 30 carbon atoms, phenyl aralkyl or alkaryl having 7 to 36 carbon atoms, R7 and R8 are each independently hydrogen, hydroxy, lower having 1 to 6 carbon atoms, or lower alkoxy having 1 to 6 carbon atoms; n is an integer from 5 to -79- 100; and x and y are each independently an integer from 0 to 10; and (b) an aliphatic amine having at least one basic nitrogen atom and containing a hydrocarbyl group which has sufficient molecular weight and carbon chain length to render the aliphatic amine soluble in hydrocarbons boiling in the gasoline or diesel fuel range.
Chevron Research And Technology Company
Sim & Mcburney
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