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    • 17. 发明公开
    • CHARGING MEMBER AND METHOD FOR PRODUCING SAME
    • VERFAHREN ZUR HERSTELLUNG DAVON的LADUNGSELEMENT
    • EP2624066A1
    • 2013-08-07
    • EP11829330.7
    • 2011-09-22
    • C/o Canon Kabushiki Kaisha
    • KURODA, NoriakiSUZUMURA, NorikoTOMOMIZU, Yuya
    • G03G15/02B32B3/30B32B9/00C08G79/00G03G15/00G03G21/10
    • G03G15/0233Y10T428/24479
    • Provided is a charging member having a rough surface, thereby suppressing adhesion of dirt on the surface. A charging member having a supporting member, an elastic layer and a surface layer, in which the surface layer contains a polymer compound, which has a Si-O-M bond and at least one structural unit selected from structural units represented by the following general formula (1) and the following general formula (2), and has a structural unit represented by the following general formula (3); the charging member has cracks developing from the surface thereof and reaching the elastic layer; and the cracks each have convexly raised edges, by which the surface thereof is roughened.

              MO 4/2      General formula (1)
    • 提供具有粗糙表面的充电构件,从而抑制表面上的污垢的粘附。 具有支撑构件,弹性层和表面层的充电构件,其中表面层含有具有Si-OM键的高分子化合物和至少一个选自以下通式表示的结构单元的结构单元( 1)和以下通式(2),并具有由以下通式(3)表示的结构单元; 充电构件具有从其表面展开并到达弹性层的裂纹; 并且裂纹各自具有凸起的边缘,由此其表面被粗糙化。 €ƒ€ƒ€ƒ€ƒ€ƒ€ƒ€ƒMO4/2€ƒ€ƒ€ƒ€ƒ€ƒ一般公式(1)