Invention Grant
- Patent Title: Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
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Application No.: US16287102Application Date: 2019-02-27
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Publication No.: US10691033B2Publication Date: 2020-06-23
- Inventor: Tsutomu Nishida , Atsushi Okuda , Yuka Ishiduka , Nobuhiro Nakamura , Hiroyuki Watanabe , Hideharu Shimozawa
- 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: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@99b52ef
- Main IPC: G03G5/147
- IPC: G03G5/147 ; G03G5/05 ; G03G5/07
Abstract:
The present invention provides an electrophotographic photosensitive member sequentially including: a support; a photosensitive layer; and a protection layer formed on the support, wherein the protection layer has a triarylamine structure and a specific cyclic structure, and a specific A-value obtained by measurement using total reflection Fourier transform infrared spectroscopy is 0.010 or more and 0.050 or less.
Public/Granted literature
- US20190265601A1 ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS Public/Granted day:2019-08-29
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