Particle external surface additive compositions
AssigneeXerox Corporation
InventorsRichard Veregin, Maria McDougall, Eric Strohm, Dwight Tshudy, Thomas Pickering
Life of this patent
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Abstract
A toner having at least one binder, at least one colorant and external additives. The external additives include at least one of silica and titania, and at least two metal stearates. A developer may be produced including the toner having at least two metal stearates and a carrier. An electrophotographic machine includes the toner with two metal stearates.
Claims20
A toner comprising toner particles of at least one binder, at least one colorant, and external additives, wherein the external additives include at least two metal stearate additives.
An electrophotographic image forming apparatus comprising a photoreceptor, a conductive magnetic brush development system, and a housing in association with the conductive magnetic brush development system for a developer comprising a toner comprising toner particles of at least one binder, at least one colorant, and external additives, wherein the external additives include silica and/or titania, and at least two metal stearates selected from the group consisting of zinc stearate, calcium stearate, aluminum stearate and magnesium stearate.
A developer comprising a carrier and a toner, wherein the toner comprises toner particles of at least one binder, at least one colorant, and external additives, wherein the external additives include at least two metal stearates
Dependencies are inferred from the claim text.