The special designed surface active agent for the synthesis of nitride magnetic fluid was investigated with diethylenetriamine and oleic as raw materials.

• 对合成氮化铁磁流体专用表面活性剂进行了探索性研究,以四乙烯五胺和油酸为原料,采用溶剂法合成了酰胺系列的多条件表面活性剂。