Invention Grant
- Patent Title: Electrophotographic photoreceptor and image forming apparatus
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Application No.: US15450094Application Date: 2017-03-06
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Publication No.: US10025208B2Publication Date: 2018-07-17
- Inventor: Seisuke Maeda , Kazuhiro Kuramochi
- Applicant: Konica Minolta, Inc.
- Applicant Address: JP Tokyo
- Assignee: KONICA MINOLTA, INC.
- Current Assignee: KONICA MINOLTA, INC.
- Current Assignee Address: JP Tokyo
- Agency: Lucas & Mercanti, LLP
- Priority: JP2016-075871 20160405
- Main IPC: G03G5/043
- IPC: G03G5/043 ; G03G5/05 ; G03G5/087 ; G03G15/00

Abstract:
An electrophotographic photoreceptor includes: a conductive support; and a photosensitive layer which contains an electric charge generating material and an electric charge transport material, wherein a layer configuring a surface of the electrophotographic photoreceptor contains a resin binder, and conductive particles A and B dispersed in the resin binder, the conductive particles A have a single peak and volume resistance ρ1, the conductive particles B have a single peak and volume resistance ρ2, when a particle diameter of the conductive particles A is set to d1, and a particle diameter of the conductive particles B is set to d2, Expression (1) is satisfied, and when the volume resistance of the conductive particles A is set to ρ1, and the volume resistance of the conductive particles B is set to ρ2, Expression (2) is satisfied: 4×d2≤d1≤20×d2 (1) 10×ρ1
Public/Granted literature
- US20170285496A1 ELECTROPHOTOGRAPHIC PHOTORECEPTOR AND IMAGE FORMING APPARATUS Public/Granted day:2017-10-05
Information query
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