ELECTROSTATIC COUNTERMEASURE ELEMENT

PROBLEM TO BE SOLVED: To provide an electrostatic countermeasure element excelling in discharge characteristics with small capacitance, enhanced in durability under repeated use, and furthermore excelling productivity and economical efficiency.SOLUTION: The electrostatic countermeasure element 1 includes: a base substrate 2 having an insulating surface; electrodes 3a, 3b arranged facing each other with a space on the insulating surface; and a functional layer 4 arranged between the electrodes at least. The functional layer includes composite particles each having a conductive inorganic particle with a conductive surface, and a film made of an insulating inorganic material formed on at least a part of the outer periphery of the conductive inorganic particle.