CARBONYL, THIOCARBONYL OR IMINE CONTAINING COMPOUNDS AS ASPHALTENE DISPERSANTS IN CRUDE OIL

摘要

A composition comprising: (a) 0.001% to 20% of at least one compound having: (i) at least one carbonyl-, thiocarbonyl- or imine-containing functional group which is not a carboxyl group; (ii) at least one polar group two to ten chemical bonds from a carbonyl, thiocarbonyl or imine carbon; and (iii) at least ten carbon atoms; and (b) crude oil.