By means of electrochemical impedance spectroscopy(EIS),the impedance variation of epoxy coatings with talcum powder filler coated by stearic acid was studied.

• 利用电化学阻抗谱技术,研究了在环氧树脂涂层中,硬脂酸包覆滑石粉的用量与阻抗变化趋势。