Invention Grant
- Patent Title: Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
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Application No.: US16423337Application Date: 2019-05-28
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Publication No.: US10558132B2Publication Date: 2020-02-11
- Inventor: Yuka Ishiduka , Tsutomu Nishida , Atsushi Okuda , Hiroyuki Watanabe , Hideharu Shimozawa , Nobuhiro Nakamura , Kenichi Kaku , Daisuke Miura , Koichi Nakata , Masaki Nonaka , Koji Takahashi , Haruki Mori
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Venable LLP
- Priority: JP2018-105583 20180531
- Main IPC: G03G5/07
- IPC: G03G5/07 ; G03G5/05

Abstract:
An electrophotographic photosensitive member includes a support and a surface layer, in which the surface layer contains a copolymer of a composition which contains at least a compound represented by the following general formula (1) and a compound represented by the following general formula (2), a content of the compound represented by the general formula (1) in the composition is 25 mass % or more and 70 mass % or less with respect to a total content of the compound represented by the general formula (1) and the compound represented by the general formula (2), and the total content of the compound represented by the general formula (1) and the compound represented by the general formula (2) is 55 mass % or more with respect to a total mass of the composition.
Public/Granted literature
- US20190369511A1 ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS Public/Granted day:2019-12-05
Information query
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