Lubricant additive based on a copolymer or a terpolymer made by free radical polymerization of maleic anhydride or unsaturated carboxylic acids and an 1-olefin and an oligo-olefin or polyisobutene. The copolymer is modified / grafted with a plyetheramine and aromatic amines or polyethers. The copolymer is suitable as soot and sludge dispersant.
基于
马来酸酐或不饱和
羧酸与 1-烯烃和低聚烯烃或聚
异丁烯通过自由基聚合而成的共聚物或三元共聚物的润滑油添加剂。共聚物用聚醚胺和芳香胺或聚醚进行改性/接枝。这种共聚物可用作烟尘和污泥分散剂。