Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Radiation-sensitive composition or product
Patent
1997-02-26
1997-11-04
Martin, Roland
Radiation imagery chemistry: process, composition, or product th
Electric or magnetic imagery, e.g., xerography,...
Radiation-sensitive composition or product
430 58, 430 71, 430 72, 430 78, G03G 506, G03G 5047
Patent
active
056838425
ABSTRACT:
Photoconductive imaging members comprised of unsymmetrical dimeric perylene as a charge generator, wherein said perylene is of the following formula ##STR1## wherein R is hydrogen, alkyl, cycloalkyl, substituted alkyl, aryl, substituted aryl, aralkyl or substituted aralkyl group, and X-Y is an unsymmetrical bridging moiety of alkylene, substituted alkylene, arylene, substituted arylene, aralkylene or substituted aralkylene.
REFERENCES:
patent: 4968571 (1990-11-01), Gruenbaum et al.
patent: 5128229 (1992-07-01), Katsukawa et al.
patent: 5141837 (1992-08-01), Nguyen et al.
patent: 5293209 (1994-03-01), Soga et al.
Allen C. Geoffrey
Duff James M.
Hamer Gordon K.
Hor Ah-Mee
Martin Roland
Palazzo E. O.
Xerox Corporation
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