Fuel Additive Mixture Providing Rapid Injector Clean-up in High Pressure Gasoline Engines

摘要

#$%^&*AU2020200507A120200820.pdf#####ABSTRACT The present disclosure relates to methods and fuel compositions for reducing or eliminating fuel injector deposits in high pressure gasoline engines. The fuel compositions include gasoline and a synergistic combination of a fuel injector clean-up mixture including a heterocyclic amine, diamine, or open chain derivative thereof and a hydrocarbyl substituted dicarboxylic anhydride derivative selected from a diamide, acid/amide, acid/ester, diacid, amide/ester, diester, and imide.0 0 Lnj E oC C 0rrr 0 0 0 0 0 0 0 0 a)~C 00 C)W f r %~~ dn Ne