Title:
CHARGING ROLL FOR ELECTROPHOTOGRAPHIC EQUIPMENT
Document Type and Number:
WIPO Patent Application WO/2022/138202
Kind Code:
A1
Abstract:
Provided is an electrophotographic equipment charging roll that suppresses image variation caused by the surface material. The electrophotographic equipment charging roll 10 comprises: a shaft 12; an elastic body layer 14 formed upon the outer circumferential surface of the shaft 12; and a surface layer 16 formed upon the outer circumferential surface of the elastic body layer 14. The surface layer 16 includes a binder polymer, roughness-forming particles, and a surface-modifying agent. The surface-modifying agent is a fluorine-based or silicone-based non-ionic modifying agent. The surface-modifying agent is preferably a fluorine-based non-ionic modifying agent.
Inventors:
SAITO YOSHIHIRO (JP)
MURAI MANAMI (JP)
MURAI MANAMI (JP)
Application Number:
PCT/JP2021/045326
Publication Date:
June 30, 2022
Filing Date:
December 09, 2021
Export Citation:
Assignee:
SUMITOMO RIKO CO LTD (JP)
International Classes:
G03G15/02
Foreign References:
| JP2017156396A | 2017-09-07 | |||
| JP2018136434A | 2018-08-30 |
Attorney, Agent or Firm:
YAMADA, Kazuhiro (JP)
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