Title:
ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
Document Type and Number:
Japanese Patent JP2023121554
Kind Code:
A
Abstract:
To provide an electrophotographic photoreceptor that is excellent in electrical characteristics and wear resistance.SOLUTION: An electrophotographic photoreceptor comprises: a conductive substrate; and a laminated photosensitive layer having a charge generating layer and a charge transport layer. The charge transport layer contains a charge transport material, at least one of polyester resin having a constitutional unit having an aromatic ring and polycarbonate resin having a constitutional unit having an aromatic ring, and a compound (1) represented by the formula (1) and having a melting point of 40°C or more. In the formula (1), Ar is an aromatic ring which may have a substituent group, L is a single bond, an oxygen atom, or a sulfur atom, R is an alkyl group having 1 to 10 carbon atoms, an aryl group having 6 to 20 carbon atoms, or an aralkyl group having 7 to 20 carbon atoms, and n is an integer of 1 or more.SELECTED DRAWING: None
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Inventors:
FUJII RYOSUKE
SASAKI TOMOYA
KOBAYASHI HIROKO
HASHIMOTO KOHEI
OKAZAKI YUTO
NARITA KOSUKE
SASAKI TOMOYA
KOBAYASHI HIROKO
HASHIMOTO KOHEI
OKAZAKI YUTO
NARITA KOSUKE
Application Number:
JP2022024959A
Publication Date:
August 31, 2023
Filing Date:
February 21, 2022
Export Citation:
Assignee:
FUJIFILM BUSINESS INNOVATION CORP
International Classes:
G03G5/05; G03G5/04; G03G5/047; G03G5/06
Attorney, Agent or Firm:
Patent Attorney Corporation Taiyo International Patent Office