| 摘要 |
PROBLEM TO BE SOLVED: To provide a developing roller that prevents toner spillage and fluctuations in the amount of toner transport, even when it is used for a long time under any environment. SOLUTION: The developing roller comprises, on a substrate 1, at least an elastic layer 2, a primer layer 3, and a surface-coating layer 4. The primer layer 3 comprises a conductive substance. COPYRIGHT: (C)2006,JPO&NCIPI |
