申请人:SHELL INTERNATIONALE RESEARCH
MAATSCHAPPIJ B.V.
公开号:EP0795596A1
公开(公告)日:1997-09-17
This invention provides a fuel composition which comprises a major amount of a fuel boiling in the gasoline boiling range and a minor amount of an additive comprising a furan derivative containing a furyl group bearing one or more substituents comprising one or more heterocyclic and/or one or more aryl groups; an additive concentrate for addition to such fuel and a method of operating an internal combustion engine using such fuel composition. Fuels of the invention give rise to octane requirement increase control and/or octane requirement reduction effects.
本发明提供了一种燃料组合物,其主要成分是沸点在汽油沸点范围内的燃料和少量的添加剂,添加剂包括呋喃衍生物,该衍生物含有一个或多个呋喃基,该呋喃基带有一个或多个取代基,这些取代基包括一个或多个杂环基和/或一个或多个芳基;一种添加剂浓缩物,用于添加到这种燃料中;以及一种使用这种燃料组合物操作内燃机的方法。本发明的燃料具有提高辛烷值和/或降低辛烷值的效果。