Radiation imagery chemistry: process – composition – or product th – Electric or magnetic imagery – e.g. – xerography,... – Radiation-sensitive composition or product
Patent
1996-12-17
1998-12-29
Goodrow, John
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
058539301
ABSTRACT:
There is provided an electrophotographic photoconductor comprising as a charge carrier generating substance a bisazo compound of the general formula (I): ##STR1## wherein R.sup.1 and R.sup.2 are the same or different, each representing a hydrogen atom, a halogen atom, a lower alkyl group optionally substituted with a fluorine atom, an aralkyl group optionally having a substituent, a lower alkoxy group, or a di-(lower alkyl)amino group; n is an integer from 1 to 3; m is an integer from 1 to 4; and Cp1 and Cp2 are the same or different, each representing an aromatic condensed heterocyclic or aromatic condensed hydrocarbon residue having at least one phenolic hydroxyl group and optionally having a substituted carbamoyl group or a heterocyclic group.
REFERENCES:
patent: 5194353 (1993-03-01), Tawaka et al.
patent: 5219688 (1993-06-01), Kashizaki et al.
Patent Abstracts of Japan, vol. 17, No. 588 (P-1634), 27 Oct. 1993 (JP 05-173344 A).
Otto Dan et al., "Synthesen biskationischer, trypanocider 1-Benzofuran-Verbindungen", Liebigs Annalen Der Chemie, vol. 10, 1982, Weinheim DE, pp. 1836-1869.
J. D. Loudon et al., "Dibenz(b,f)oxepins and Related Compounds", Journal of the Chemical Society, 1957, Letchworth, GB, pp. 3809-3813.
Goodrow John
Sharp Kabushiki Kaisha
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