Title:
電子写真感光体、プロセスカートリッジ及び電子写真装置
Document Type and Number:
Japanese Patent JP7187266
Kind Code:
B2
Abstract:
Provided are an electrophotographic photosensitive member, a process cartridge, and an electrophotographic apparatus. An electrophotographic photosensitive member that can achieve both abrasion resistance and suppression of ghosting is provided. An electrophotographic photosensitive member comprises a support, an undercoat layer, a charge generation layer and a charge transport layer. The undercoat layer, the charge generation layer and the charge transport layer are sequentially arranged on the support. The charge transport layer includes a charge transport substance and a polymer containinga structure represented by the following general formula (1) and a structure represented by the following general formula (2). The charge generation layer contains a phthalocyanine crystal and a binder resin, and wherein the undercoat layer contains strontium titanate particles and a binder resin.
Inventors:
Kumiko Takizawa
Takeshi Shimada
Takanori Ueno
Ikuyo Kuroiwa
Haruhiko Mitsuda
Miki Tanabe
Tatsuya Ikematsu
Takeshi Shimada
Takanori Ueno
Ikuyo Kuroiwa
Haruhiko Mitsuda
Miki Tanabe
Tatsuya Ikematsu
Application Number:
JP2018201289A
Publication Date:
December 12, 2022
Filing Date:
October 25, 2018
Export Citation:
Assignee:
Canon Inc
International Classes:
G03G5/05; G03G5/06; G03G5/14
Domestic Patent References:
| JP2011081402A | ||||
| JP2014010337A | ||||
| JP2006011485A |
Attorney, Agent or Firm:
Okabe
Takao Ochi
Koji Yoshizawa
Aki Honda
Takao Ochi
Koji Yoshizawa
Aki Honda
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