发明名称 |
Developer bearing member and process for producing same, development apparatus and development method |
摘要 |
<p>A developer bearing member is provided which can charge a toner stably and uniformly during the period from the initial stage to the terminal stage of extensive operation even in various environments. The developer bearing member includes a substrate and an electrically conductive resin coating layer formed on the surface thereof. The electrically conductive resin coating layer is formed from a resin composition containing a phenolic resin having in its structure at least one of an -NH<Sub>2</Sub> group, an =NH group and an -NH-linkage, a quaternary phosphonium salt and electrically conductive fine particles and the resin composition contains 1 part by mass or more and 60 parts by mass or less of the quaternary phosphonium salt with respect to 100 parts by mass of the phenolic resin.</p> |
申请公布号 |
EP2151718(A3) |
申请公布日期 |
2011.07.06 |
申请号 |
EP20090166625 |
申请日期 |
2009.07.28 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
OTAKE, SATOSHI;SHIMAMURA, MASAYOSHI;AKASHI, YASUTAKA;MATSUDA, TAKUMA;ITO, MINORU;WAKABAYASHI, KAZUHITO |
分类号 |
G03G9/08;G03G9/087;G03G15/08 |
主分类号 |
G03G9/08 |
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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