Electrophotographic photosensitive member

Details Electrophotographic photosensitive member Electrophotographic photosensitive member

1985-07-01

1987-05-19

Kittle, John E.

Radiation imagery chemistry: process, composition, or product th

Electric or magnetic imagery, e.g., xerography,...

Radiation-sensitive composition or product

430 59, 430 70, 430 73, 430 74, 564251, G03G 506

Patent

active

046668098

ABSTRACT:
An electrophotographic photosensitive member having a conductive substrate and a photosensitive layer, which is characterized in that the photosensitive layer comprises a binder and at least one hydrazone compound represented by the following general formula (1) or (2): ##STR1## In the formula; R.sub.11 and R.sub.12 independently of each other represent alkyl, aralkyl, or phenyl, each substituted or unsubstituted, or R.sub.11 and R.sub.12 form a 5- or 6-membered ring residue conjointly with the nitrogen atom to which they are bonded; R.sub.13 and R.sub.14 independently of each other represent alkyl or alkoxy; R.sub.15 and R.sub.16 independently of each other represent alkyl, aralkyl, or aryl, wherein the aralkyl and the aryl are substituted or unsubstituted; and n represents a integer of 0 or 1. ##STR2## In the formula; R.sub.21 and R.sub.22 independently of each other represent alkyl, aralkyl, or phenyl, each substituted or unsubstituted, or R.sub.21 and R.sub.22 form a 5- or 6-membered ring residue conjointly with the nitrogen atom to which they are bonded; R.sub.23 and R.sub.24 independently of each other represent alkyl, aralkyl, or aryl, each substituted or unsubstituted; and Ar.sub.1 and Ar.sub.2 independently of each other represent substituted or unsubstituted arylene.

REFERENCES:
patent: 4278747 (1981-07-01), Murayama et al.

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