P-amino substituted tetraphenylthiophenes and electrophotographi

Details P-amino substituted tetraphenylthiophenes and electrophotographi P-amino substituted tetraphenylthiophenes and electrophotographi

1990-07-16

1991-06-11

Siegel, Alan

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

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

549 75, 549 77, C07D33312, C07D33322

Patent

active

050233432

ABSTRACT:
There are here provided a novel tetraphenylthiophene derivative represented by the general formula ##STR1## wherein AM is a tertiary amino group, each of l, m and n is the integer 0 or 1 and l.gtoreq.m.gtoreq.n are useful as the charge-transporting material in an electrophotographic photoreceptor having an electrically conductive base and a photosensitive layer thereon containing a charge-transporting material and a charge-generating material, which preferably is an azo compound.

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