Hydrazones and electrophotographic photoreceptors comprising the

Details Hydrazones and electrophotographic photoreceptors comprising the Hydrazones and electrophotographic photoreceptors comprising the

1992-05-06

1993-08-10

Raymond, Richard L.

Organic compounds -- part of the class 532-570 series

Organic compounds

Amino nitrogen containing

252500, 2525011, 430 58, 430 59, 549 26, 549390, C07C24916, G03G 505

Patent

active

052351041

ABSTRACT:
A hydrazone compound represented by the following formula (I): ##STR1## wherein R.sub.1 and R.sub.2 each are an aryl group or collectively with the carbon to which they are attached form a polycyclic group; R.sub.3 represents a hydrogen or halogen atom or an alkyl or phenyl group; and R.sub.4 and R.sub.5 each represent an alkyl, aralkyl or aryl group, with the proviso that at least one of R.sub.4 and R.sub.5 is an aryl group, is useful as a charge-transporting material in an electrophotographic photoreceptor and are produced by condensing the corresponding aldehyde with the corresponding H.sub.2 N--NR.sub.4 R.sub.5 hydrazine.

REFERENCES:
patent: 4465857 (1984-08-01), Neumann et al.
patent: 4988596 (1991-01-01), Ueda

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