Title:
電子写真感光体、プロセスカートリッジおよび電子写真画像形成装置、並びに電子写真感光体の製造方法
Document Type and Number:
Japanese Patent JP7413123
Kind Code:
B2
Abstract:
Provided is an electrophotographic photosensitive member, which has high abrasion resistance and is resistant to being deeply flawed. Specifically, provided is an electrophotographic photosensitive member comprising a support and a surface layer formed on the support, wherein the surface layer comprises at least inorganic particles having pores in surfaces thereof, wherein at least a resin in the surface layer penetrates the pores, and wherein when vibration having a frequency of 0.5 Hz is applied to the surface layer at 28° C., the loss tangent tan δ of the dynamic viscoelasticity of the surface layer is from 0.005 to 0.05.
Inventors:
Koji Takahashi
Application Number:
JP2020061525A
Publication Date:
January 15, 2024
Filing Date:
March 30, 2020
Export Citation:
Assignee:
Canon Inc
International Classes:
G03G5/147; G03G5/04; G03G5/05
Domestic Patent References:
| JP2009069211A | ||||
| JP2010271648A | ||||
| JP2004101814A | ||||
| JP2014095888A | ||||
| JP2004093866A | ||||
| JP2003215995A | ||||
| JP2005258147A | ||||
| JP2013178506A |
Attorney, Agent or Firm:
Okabe
Takao Ochi
Koji Yoshizawa
Aki Honda
Takao Ochi
Koji Yoshizawa
Aki Honda