Trisazo electrophotographic photoreceptor

Details Trisazo electrophotographic photoreceptor Trisazo electrophotographic photoreceptor

1989-11-08

1990-12-11

Martin, Roland 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 72, 430 75, 430 76, 430 77, 430 78, 534653, 534751, 534752, 534809, G03G 5047, G03G 506

Patent

active

049770519

ABSTRACT:
An electrophotographic photoreceptor is disclosed, which comprises an electrically conductive support having thereon a layer which contains a charge carrier transporting compound and a charge carrier generating compound, or a layer which contains charge carrier transporting compound and a layer which contains a charge generating compound, wherein at least one type of tris-azo compound represented by formula (I) is included as a charge carrier generating compound: ##STR1## wherein Ar.sub.1, Ar.sub.2, Ar.sub.3, Ar.sub.4 and A are as defined in the specification.

REFERENCES:
patent: 4426432 (1984-01-01), Sawada et al.
patent: 4433039 (1984-02-01), Miyakawa et al.
patent: 4436800 (1984-03-01), Ohta et al.
patent: 4504559 (1985-03-01), Makino et al.
patent: 4562131 (1985-12-01), Sasaki et al.
patent: 4687721 (1987-08-01), Emoto et al.
patent: 4731315 (1988-03-01), Horie et al.
patent: 4895781 (1990-01-01), Tarcai

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