Patent ID: 7393620

Claim:
A toner composition comprising: toner particles comprising a colorant, a binder, a charge control agent, and a releasing agent; and an external additive consisting essentially of silica, silicon carbide, magnesium stearate, and polyvinylidene fluoride, wherein a content of the silica is in a range from about 0.2 wt. % to about 8.0 wt. % out of 100 wt. % of the toner particles; a content of the silicon carbide is in a range from about 0.1 wt. % to about 3.0 wt. % out of 100 wt. % of the toner particles; a content of the magnesium stearate is in a range from about 0.1 wt. % to about 4.0 wt. % out of 100 wt. % of the toner particles; and a content of the polyvinylidene fluoride is in a range from about 0.1 wt. % to about 2.0 wt. % out of 100 wt. % of the toner particles.