| abstract |
This invention relates to an organophotorecceptor that includes:n (a) a charge transport compound having the formulan n where R 1 and R 2 independently represent a carbazolyl group or derivativenthereof;n R 3 and R 4 independently represent hydrogen, an alkyl group, an aryl group, or anheterocyclic group; and X is a sulfonyldiphenylene group or derivative thereof; (b) a charge generating compound; and (c) an electrically conductive substrate. |