Patent ID: 7157200

Claim:
A black toner comprising toner particles comprised of at least one binder, at least one black colorant, and a package of external additives, wherein the at least one binder includes a styrene acrylate binder including a cross-linked styrene acrylate gel content of from 0% to about 15% by weight of the binder, and wherein the external additives include from about 0.2 to about 5.0% by weight of the toner particles of a first silica having an average particle size of from about 35 to about 45 nm, from about 0.2 to about 3.0% by weight of the toner particles of a second silica having an average particle size of from about 135 to about 160 nm, and from about 0.2 to about 5.0% by weight of the toner particles of a titania having an average particle size of from about 35 to about 45 nm.