COMPOSITION AND METHOD FOR PREVENTING OR REDUCING LOW SPEED PRE-IGNITION IN SPARK-IGNITED INTERNAL COMBUSTION ENGINES
申请人:Chevron Oronite Company LLC
公开号:US20200017789A1
公开(公告)日:2020-01-16
Disclosed herein is a fuel composition having (1) greater than 50 wt % of a hydrocarbon fuel boiling in the gasoline or diesel range and (2) a minor amount of a low-speed pre-ignition (LSPI)-reducing additive having one or more of an amidine, or a beta-amino alkanol having the structure
R
1
, R
2
, R
3
, and R
4
are each independently selected from hydrogen, aromatic ring, and a C
1
-C
20
alkyl group and R
5
is hydrogen or an alcohol having the structure —(CH)R
6
—OH. R
6
is hydrogen, a C
1
-C
10
alkyl group, or a C
1
-C
10
alkenyl group, or a salt thereof.