Conductive carbon-based particles having excellent corrosion resistance

The purpose of the present invention is to provide conductive carbon-based particles having a metal layer formed on the surface thereof, said metal layer having excellent conductivity, corrosion resistance, and binding force with carbon-based particles. In order to achieve the above-described object, the present invention can provide conductive carbon-based particles comprising: a first layer that is formed on the surface of the carbon-based particles and contains silver oxide; a second layer formed on the first layer and containing copper; and a third layer formed on the second layer and containing nickel or silver. 本发明的目的在于提供表面形成有导电性优秀且耐蚀性以及与碳类粒子之间的结合力优秀的金属层的导电碳类粒子。为了实现如上所述的目的，本发明可提供如下的导电碳类粒子，其包括：第一层，形成在碳类粒子表面，包含氧化银；第二层，形成在上述第一层上，包含铜；以及第三层，形成在上述第二层上，包含镍或银。