Invention Grant
- Patent Title: Image-bearing member protecting agent, method of applying an image-bearing member protecting agent, protective layer forming device, image forming method, process cartridge, and image forming apparatus
- Patent Title (中): 图像承载部件保护剂,施加图像承载部件保护剂的方法,保护层形成装置,成像方法,处理盒和成像装置
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Application No.: US12801294Application Date: 2010-06-02
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Publication No.: US08437676B2Publication Date: 2013-05-07
- Inventor: Shinya Tanaka , Hiroshi Nakai , Kunio Hasegawa , Taichi Urayama
- Applicant: Shinya Tanaka , Hiroshi Nakai , Kunio Hasegawa , Taichi Urayama
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Limited
- Current Assignee: Ricoh Company, Limited
- Current Assignee Address: JP Tokyo
- Agency: Harness, Dickey & Pierce, P.L.C.
- Priority: JP2009-135127 20090604
- Main IPC: G03G21/00
- IPC: G03G21/00

Abstract:
The present invention provides an image-bearing member protecting agent, which has a block shape and is used in an image forming process where the image-bearing member protecting agent is applied or attached to a surface of an image bearing member while being scraped off with a roll-shaped brush, the image-bearing member protecting agent including: a fatty acid metal salt, wherein the image-bearing member protecting agent includes a plurality of small blocks and has such an orientation that one or more of the small blocks are easily separated from other small blocks, and a plurality of oriented surfaces of the plurality of small blocks are arranged in a laminated state in a substantially same direction.
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