发明名称 |
Developing roller and method of producing the roller, process cartridge, and electrophotographic image-forming apparatus |
摘要 |
The present invention intends to provide a method of producing a developing roller capable of providing high-quality electrophotographic images under a variety of environments. The method of producing a developing roller according to the present invention is a method of producing a developing roller having a mandrel, a resin layer on the outer periphery of the mandrel, and a surface layer on the outer periphery of the resin layer, the method including the step of curing a mixture containing a carbon black, a specific diol, and a specific isocyanate compound to form the surface layer.
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申请公布号 |
US7797833(B2) |
申请公布日期 |
2010.09.21 |
申请号 |
US20090614022 |
申请日期 |
2009.11.06 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
NAKAMURA MINORU;TAKAYAMA YOSHIYUKI;NAGAOKA KAZUAKI;YAMADA MASAKI |
分类号 |
B21K1/02;B05C1/08;F16C13/00;G03G15/08 |
主分类号 |
B21K1/02 |
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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