P-amino substituted tetraphenylthiophenes and electrophotographi

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

1988-11-17

1990-10-16

Goodrow, John L.

Radiation imagery chemistry: process, composition, or product th

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

Radiation-sensitive composition or product

430 73, 430 75, G03G 506

Patent

active

049634496

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.

REFERENCES:
patent: 4808503 (1989-02-01), Yamada et al.
patent: 4833054 (1989-05-01), Akasaki et al.

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