| abstract |
Black magnetic toner comprising: n a binder resin; and n black magnetic composite particles having an average particle diameter of 0.06 to 1.0 μm comprising: n magnetic iron oxide particles, n a coating layer formed on the surface of the magnetic iron oxide particles, comprising at least one organosilicon compound selected from the group consisting of: n (1) organosilane compounds obtainable from alkoxysilane compounds, and n (2) polysiloxanes or modified polysiloxanes, and n a single carbon black coat formed on the coating layer comprising the organosilicon compound, in an amount of 26 to 55 parts by weight based on 100 parts by weight of the magnetic iron oxide particles. |