Electrophotographic photoreceptors
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United States of America Patent
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Mar 24, 1992
Grant Date -
N/A
app pub date -
May 24, 1990
filing date -
May 27, 1989
priority date (Note) -
Expired
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Abstract
The present invention provides an electrophotographic photoreceptor consisting essentially of an electrically conductive substrate and a photosensitive layer containing at least one charge transport material selected from the compound shown by formulae (1), (2), (3), (4), and (5): ##STR1## and at least one charge generating material selected from pyrrolopyrrole compounds of formula (6) ##STR2##
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