Electrophotographic photosensitive member, process cartridge and

Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Radiation-sensitive composition or product

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430 72, 430 76, 430 79, G03G 506

Patent

active

061399973

ABSTRACT:
An electrophotographic photosensitive member is formed of a support, and a photosensitive layer disposed on the support. The photosensitive layer is characterized by containing an azo pigment having an organic group represented by formula (1) below: ##STR1## wherein X.sub.1, Z.sub.1, k.sub.1, B, A, R.sub.1 and R.sub.2 are defined in the text. The group of the formula (1) may provide at least one of up to 4 azo-substituents of the azo pigment having an entire structure represented by

REFERENCES:
patent: 5194353 (1993-03-01), Tanaka et al.
patent: 5629116 (1997-05-01), Kashizaki et al.
patent: 6040100 (2000-03-01), Tanaka et al.

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