Bis aryl-azo derivatives of 2,3-naphthalenediol and electrophoto

Details Bis aryl-azo derivatives of 2,3-naphthalenediol and electrophoto Bis aryl-azo derivatives of 2,3-naphthalenediol and electrophoto

1983-01-31

1983-11-08

Welsh, John D.

Radiation imagery chemistry: process, composition, or product th

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

Post imaging process, finishing, or perfecting composition...

430113, 430114, G03G 912

Patent

active

044143206

ABSTRACT:
Novel 1,4-bis aryl-azo derivatives of 2,3-naphthalenediol in which the aryl groups are substituted with alkoxy and with sulfonamide or fluorosulfonyl groups. These compounds are useful as neutral density pigments in electrophotographic developers and have good light stability.

REFERENCES:
patent: 4301227 (1981-11-01), Hotta et al.

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