| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To reduce generation of image defects due to lack of lubricity of a cleaning member in a plurality of image forming parts. <P>SOLUTION: As for toner used in a plurality of image forming parts Py, Pm, Pc, and PBk, at least two different melt indexes are set according to the difference of lubricity imparted to cleaning members at a contact area Ar between the cleaning members 6a, 6b, 6c, and 6d and image carriers 1a, 1b, 1c, and 1d. In a second toner supply mode, toner having a low melt index is supplied from a predetermined image forming part using toner having a low melt index to another image forming part using toner having a high melt index. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
