Developing agent and image forming apparatus

Electrophotography – Image formation – Development

Reexamination Certificate

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Details

C399S159000, C430S108300, C430S108700, C430S056000, C430S124300

Reexamination Certificate

active

06990306

ABSTRACT:
An image is formed by using in combination a photoreceptor having a surface roughness Rz not larger than 1.0 and a developing agent comprising a toner containing toner particles containing a binder resin and a coloring agent, silica particles, and a metal soap, the weight ratio of the silica particles to the metal soap falling within a range of between 10 and 60.

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