Patent ID: 8192908
Filing Date: 2012-06-05
Classification: G03G

Abstract:
1. A developer, comprising: a carrier; and a toner which includes at least a binder resin and an organic colorant, wherein the carrier has a core and a coating formed on a surface of the core, the coating including (i) a charge control agent for controlling a charge whose polarity is a same as a polarity of a charge controlled by a charge control agent included in the toner, and (ii) conductive particles, the coating is formed from a resin composition in which resin includes at least one of a silicone resin and a denatured resin thereof, and a ratio of a volume average particle size of the carrier to a volume average particle size of the toner is not less than 5, and a mixing ratio of a total projection area of the toner to a total surface area of the carrier is in a range from 30% to 70%.