Invention Grant
- Patent Title: Electrophotographic photosensitive member, process cartridge and electrophotographic image forming apparatus
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Application No.: US17082610Application Date: 2020-10-28
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Publication No.: US11237494B2Publication Date: 2022-02-01
- Inventor: Haruki Mori , Shubun Kujirai , Koichi Nakata
- Applicant: c/o CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: c/o CANON KABUSHIKI KAISHA
- Current Assignee: c/o CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Venable LLP
- Priority: JPJP2019-196774 20191029
- Main IPC: G03G5/147
- IPC: G03G5/147 ; G03G5/07 ; G03G21/18 ; C09D133/14 ; C08F220/36
Abstract:
There is provided an electrophotographic photosensitive member capable of suppressing the environmental fluctuation in repeated use. A protective layer of the electrophotographic photosensitive member contains a polymer of a composition containing a hole transporting compound having two or more (meth)acryloyloxy groups and a compound having a specific structure.
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