Title:
ELECTROPHOTOGRAPHIC PHOTOSENSITIVE BODY, PROCESS CARTRIDGE AND IMAGE FORMING DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/139151
Kind Code:
A1
Abstract:
This electrophotographic photosensitive body (1) is provided with a conductive substrate (2) and a photosensitive layer (3). The photosensitive layer (3) is a single layer type photosensitive layer. The photosensitive layer (3) contains a charge generator, a hole transport agent, a binder resin and resin particles. The binder resin contains a polyarylate resin represented by general formula (1).
In general formula (1), each of R1-R4 independently represents a hydrogen atom or a methyl group; each of r and s represents an integer of 0 to 49 (inclusive); each of t and u represents an integer of 1 to 50 (inclusive); r + s + t + u = 100 and r + t = s + u; X represents a divalent group represented by chemical formula (2A), chemical formula (2B), chemical formula (2C), chemical formula (2D) or chemical formula (2E); Y represents a divalent group represented by chemical formula (4A), chemical formula (4B), chemical formula (4C), chemical formula (4D), chemical formula (4E) or chemical formula (4F); and X and Y are different from each other.
Inventors:
TSURUMI HIROKI (JP)
MIYAMOTO EIICHI (JP)
MIYAMOTO EIICHI (JP)
Application Number:
PCT/JP2017/046701
Publication Date:
August 02, 2018
Filing Date:
December 26, 2017
Export Citation:
Assignee:
KYOCERA DOCUMENT SOLUTIONS INC (JP)
International Classes:
G03G5/06; G03G5/05
Foreign References:
| JPH1020515A | 1998-01-23 | |||
| JP2016090611A | 2016-05-23 | |||
| JP2000227667A | 2000-08-15 | |||
| JP2000131858A | 2000-05-12 |
Attorney, Agent or Firm:
MAEI Hiroyuki (JP)
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