发明名称 |
Developer carrying member, developing device, and device unit. |
摘要 |
<p>A developer carrying member (1) comprises a substrate (5) and a coating film (6). The surface of the substrate (5) is covered with the coating film (6), and the coating film (6) is formed with a film-forming composition. The film-forming composition contains a graphite (4), a carbon black or a mixture thereof, a spherical material (2) having a number average particle diameter of from 0.05 to 30 mu , and a binder resin (3).</p> |
申请公布号 |
EP0421331(A2) |
申请公布日期 |
1991.04.10 |
申请号 |
EP19900118826 |
申请日期 |
1990.10.01 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
KURIBAYASHI, TETSUYA, C/O CANON KABUSHIKI KAISHA |
分类号 |
G03G15/08;G03G15/09;G03G21/18 |
主分类号 |
G03G15/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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