| abstract |
PROBLEM TO BE SOLVED: To provide a toner which prevents toner from being melted out by preventing the toner from being melted out of the fixing device, and a fixing device using the toner and an image forming device. . SOLUTION: Toner particles having at least a binder resin and a colorant, which are fixed on a recording medium by heat and / or pressure by a fixing means, the binder resin and a reactive substance are mixed. And a toner to which inorganic fine particles are externally added, wherein the inorganic fine particles are expressed by the following formula 5 <inorganic fine particle addition amount (wt%) / (1 / toner volume average particle size (μm)] <30 It is characterized by satisfying. [Selection] Figure 1 |