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Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Radiation-sensitive composition or product

Reexamination Certificate

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C430S125300

Reexamination Certificate

active

07745082

ABSTRACT:
A photoreceptor drum is disclosed with a charge transport layer comprising a substituted terphenyl diamine having the structure of Formula (I):wherein R1and R2are independently selected from the group consisting of hydrogen, alkyl having from 1 to 10 carbon atoms, halogen, and phenyl; and wherein at least one of R1and R2is not hydrogen.

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