Electrophotographic photoreceptor comprising a trisazo charge ge

Details Electrophotographic photoreceptor comprising a trisazo charge ge Electrophotographic photoreceptor comprising a trisazo charge ge

1990-05-18

1991-12-17

Welsh, David

Radiation imagery chemistry: process, composition, or product th

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

Radiation-sensitive composition or product

430 59, G03G 506

Patent

active

050734652

ABSTRACT:
An novel electrophotographic photoreceptor is provided comprising on an electrically conductive support a layer containing a charge-transporting compound and a charge-generating compound or a charge-transporting compound-containing layer and a charge-generating compound-containing layer, wherein said charge-generating compound is a trisazo compound represented by the general formula (1): ##STR1## wherein Ar.sup.1, Ar.sup.2, Ar.sup.3, Ar.sup.4, Ar.sup.5 and Ar.sup.6 each represents an arylene group, divalent condensed polycyclic aromatic group or divalent group derived from a monocyclic or condensed polycyclic heterocyclic aromatic group, each of which may have one or more substituents; C.sub.p respresents a coupler residual group; and n represents 1 or 2.

REFERENCES:
patent: 4567124 (1986-01-01), Ohta et al.
patent: 4769302 (1988-09-01), Ueda
patent: 4810607 (1989-03-01), Matsumoto et al.

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