Electrophotographic photosensitive member, electrophotographic a

Details Electrophotographic photosensitive member, electrophotographic a Electrophotographic photosensitive member, electrophotographic a

1991-06-12

1992-08-11

McCamish, Marion E.

Radiation imagery chemistry: process, composition, or product th

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

Radiation-sensitive composition or product

430 57, 430 70, 430 71, 430 72, 430 75, 534560, G03G 1500, G03G 1502, G03G 500, C07C24500

Patent

active

051377942

ABSTRACT:
An electrophotographic photosensitive member having a conductive substrate and a photosensitive layer thereon. The photosensitive layer contains a compound represented by the following formula (1): ##STR1## wherein Ar.sub.1 and Ar.sub.2 are the same or different and are each a substituted or unsubstituted bivalent carbocyclic aromatic group or a substituted or unsubstituted bivalent heterocyclic aromatic group; R.sub.1 and R.sub.2 are each a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted aralkyl group or a substituted or unsubstituted aryl group; and A.sub.1 and A.sub.2 are each a coupler residue having a phenolic hydroxyl group, wherein A.sub.1 and A.sub.2 are the same or different.

REFERENCES:
patent: 4299896 (1981-11-01), Hashimoto et al.
patent: 4666805 (1987-05-01), Hashimoto
patent: 4708921 (1987-11-01), Hashimoto

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