| 摘要 |
<P>PROBLEM TO BE SOLVED: To achieve carrier for two-component developer, stably maintaining charging quantity of toner, having a coating layer of carrier favorably coated, and outputting a high image quality image without image defect such as adhesion of carrier over a long period of time. <P>SOLUTION: In the coating layer 2b of a carrier core material 2a surface of the carrier 2, binder resin containing at least one of silicone resin and its denatured resin includes: an amino silane coupling agent; a hardening catalyst, which is an organic metal compound for controlling the hardening speed of the binder resin; a negative charge control agent, which is a negatively charged salt compound to the carrier core material 2a surface or the coating layer 2b; and conductive particles. <P>COPYRIGHT: (C)2010,JPO&INPIT |
