Invention Grant
- Patent Title: Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
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Application No.: US16655494Application Date: 2019-10-17
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Publication No.: US10935898B2Publication Date: 2021-03-02
- Inventor: Ikuyo Kuroiwa , Kumiko Takizawa , Tsuyoshi Shimada , Kan Tanabe , Haruhiko Mitsuda , Takanori Ueno , Tatsuya Ikezue , Wataru Kitamura
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Canon U.S.A., Inc. IP Division
- Priority: JPJP2018-195912 20181017
- Main IPC: G03G5/05
- IPC: G03G5/05 ; G03G5/14 ; G03G5/147

Abstract:
An electrophotographic photosensitive member includes a support, an undercoat layer, a photosensitive layer, and a surface layer, the undercoat layer containing a binder resin and strontium titanate particles, the surface layer being a cured film of a composition containing at least one compound selected from a guanamine compound and a melamine compound, and a charge transport material having at least one substituent selected from —OH, —OCH3, —NH2, —SH, and —COOH.
Information query
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