Electrophotographic member having an azo compound with diphenoqu

Details Electrophotographic member having an azo compound with diphenoqu Electrophotographic member having an azo compound with diphenoqu

1992-11-24

1994-02-22

Martin, Roland

Radiation imagery chemistry: process, composition, or product th

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

Radiation-sensitive composition or product

430 59, 430 72, 430 83, G03G 506, G03G 5047

Patent

active

052885763

ABSTRACT:
An azo compound represented by the following general formula IA and an electrophotographic photosensitive member comprising a photosensitive layer containing the azo compound: ##STR1## wherein R.sup.1 and R.sup.2 are the same or different from each other and indicate a hydrogen atom, an alkyl group, an alkenyl group, a hydroxyl group, an alkoxy group, a carboxy group, an alkoxy carbonyl group, an acyl group, an aryl group, a halogen group or a cyano group, respectively; R.sup.14 indicates a hydrogen atom, a halogen group, an alkyl group, an alkoxy group, an aryl group, an amino group, a cyano group, a nitro group or a sulfoxide group; and A indicates a coupler residue having an acceptor property.

REFERENCES:
patent: 3898084 (1975-08-01), Champ et al.
patent: 4507471 (1985-03-01), Ohta
patent: 5168026 (1992-12-01), Miyamoto
PCT Publ. No. WO91/19768, Dec. 26, 1991.

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