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Title:
POSITIVE CHARGE TYPE ORGANIC ELECTROPHOTOGRAPHIC PHOTORECEPTOR
Document Type and Number:
Japanese Patent JP3486708
Kind Code:
B2
Abstract:

PROBLEM TO BE SOLVED: To obtain a photoreceptor having high sensitivity and low residual potential and excellent in repetitive characteristics.
SOLUTION: When an electric charge generating layer contg. an electric charge generating material and an electric charge transferring layer contg. an electric charge transferring material are successively formed on a substrate directly or after an undercoat layer is formed on the substrate to obtain a photoreceptor, a crown ether compd. represented by the formula is incorporated into the electric charge generating layer. In the formula, each of R1-R4 is H or alkyl, 0≤m≤3, 0≤n≤3 and R1 and R2 or R3 and R4 may form a ring.


Inventors:
Hisao Kurosu
Masayuki Shoji
Ikuko Yamada
Application Number:
JP15497096A
Publication Date:
January 13, 2004
Filing Date:
May 27, 1996
Export Citation:
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Assignee:
株式会社リコー
International Classes:
G03G5/05; G03G5/06; (IPC1-7): G03G5/05; G03G5/06
Domestic Patent References:
JP63220158A
JP5936254A
JP5165241A
JP5134433A
JP2308172A
JP2207261A
Attorney, Agent or Firm:
Toshiaki Ikeura (1 outside)