Electrophotographic photoreceptor having a bisazo photoreceptive

Details Electrophotographic photoreceptor having a bisazo photoreceptive Electrophotographic photoreceptor having a bisazo photoreceptive

1991-03-12

1992-11-10

Goodrow, John

Radiation imagery chemistry: process, composition, or product th

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

Radiation-sensitive composition or product

430 73, 430 76, G03G 506

Patent

active

051621819

ABSTRACT:
There is disclosed the electrophotographic photoreceptor having a high sensitivity and a low residual potential as well as an excellent durability in repeated use. The photoreceptor comprises a photoreceptive layer containing the bisazo compound represented by the following Formula I: ##STR1## wherein R.sub.1 represents a hydrogen atom, a nitro group, a cyano group, an alkyl group, or an alkoxy group; Z represents the group of non-metal atoms necessary to form an aromatic hydrocarbon ring or an aromatic heterocyclic ring by condensation with benzene ring; and R.sub.2 to R.sub.6 each represent a hydrogen atom, a halogen atom, a cyano group, a nitro group, an alkyl group, and an alkoxy group.

REFERENCES:
patent: 3871882 (1975-03-01), Wiedemann
patent: 4939058 (1990-07-01), Shibata et al.

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