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    • 70. 发明授权
    • Image forming apparatus, protective agent and process cartridge
    • 图像形成装置,保护剂和处理盒
    • US08340562B2
    • 2012-12-25
    • US12535181
    • 2009-08-04
    • Kumiko HatakeyamaToshiyuki Kabata
    • Kumiko HatakeyamaToshiyuki Kabata
    • G03G21/00
    • G03G21/00G03G2221/1609
    • An image forming apparatus including an image bearing member that bears a latent image and has a surface layer; a charging device that charges the surface of the image bearing member: a latent image forming device that forms the latent image on the surface of the image bearing member; a development device that develops the latent image formed on the surface of the image bearing member with a development agent to form a toner image thereon; a transfer device that transfers the toner image to a transfer medium; a cleaning device that removes residual toner remaining on the surface of the image bearing member after transferring the toner image to the transfer medium; and a protection agent supplying device that supplies a protection agent to the surface layer of the image bearing member that forms a protection layer thereon, wherein the protection agent comprises a metal soap and boron nitride and the amount of the boron nitride in the protection layer applied to the image bearing member after image formation is 0.3 μg/cm2 or less.
    • 一种图像形成装置,包括承载潜像并具有表面层的图像承载部件; 对图像承载部件的表面充电的充电装置:在图像承载部件的表面上形成潜像的潜像形成装置; 显影装置,其利用显影剂显影形成在图像承载部件的表面上的潜像,以在其上形成调色剂图像; 将调色剂图像转印到转印介质上的转印装置; 清洁装置,其在将调色剂图像转印到转印介质之后,去除残留在图像承载部件表面上的残留调色剂; 以及保护剂供给装置,其向形成保护层的图像承载部件的表面层供给保护剂,其中保护剂包括金属皂和氮化硼,并且保护层中的氮化硼的量被施加 图像形成后的图像承载部件为0.3μg/ cm 2以下。