Organophotoreceptor with charge transport material having bis(9-fluorenone) azine groups
申请人:Jubran Nusrallah
公开号:US20050069795A1
公开(公告)日:2005-03-31
Improved organophotoreceptor comprises an electrically conductive substrate and a photoconductive element on the electrically conductive substrate, the photoconductive element comprising:
(a) a charge transport material having the formula
where n is an integer between 2 and 6, inclusive;
R
1
and R
2
are, independently, H, halogen, carboxyl, hydroxyl, thiol, cyano, nitro, aldehyde group, ketone group, an ether group, an ester group, a carbonyl group, an alkyl group, an alkaryl group, or an aryl group;
X is a linking group having the formula —(CH
2
)
m
—, branched or linear, where m is an integer between 0 and 20, inclusive, and one or more of the methylene groups can be optionally replaced by O, S, C═O, O═S═O, a heterocyclic group, an aromatic group, urethane, urea, an ester group, a NR
3
group, a CHR
4
group, or a CR
5
R
6
group where R
3
, R
4
, R
5
, and R
6
are, independently, H, an alkyl group, an alkaryl group, a heterocyclic group, or an aryl group;
Y comprises a bond, C, N, O, S, a branched or linear —(CH
2
)
p
— group where p is an integer between 0 and 10, an aromatic group, a cycloalkyl group, a heterocyclic group, or a NR
9
group where R
9
is hydrogen atom, an alkyl group, or aryl group, wherein Y has a structure selected to form n bonds with the corresponding X groups; and Z is a fluorenylidene group; and (b) a charge generating compound. Corresponding electrophotographic apparatuses and imaging methods are described.
改进的有机光感受器包括具有电导基底和放置在电导基底上的光电导元件,光电导元件包括:
(a) 具有以下结构的电荷传输材料:
其中n是2到6之间的整数,包括2和6;
R1和R2分别为H、卤素、羧基、羟基、硫醇基、氰基、硝基、醛基、酮基、醚基、酯基、羰基、烷基、烷基芳基、或芳基;
X是具有以下结构的连接基团—(CH2)m—,分支或直链,其中m是0到20之间的整数,包括0和20,并且其中一个或多个亚甲基基团可以选择性地被O、S、C═O、O═S═O、一个杂环基团、一个芳香基团、脲基、脲基、酯基、一个NR3基团、一个CHR4基团、或一个CR5R6基团替代,其中R3、R4、R5和R6分别为H、烷基、烷基芳基、杂环基团或芳基;
Y包括键、C、N、O、S、一个分支或直链的—(CH2)p—基团,其中p是0到10之间的整数,一个芳香基团、一个环烷基团、一个杂环基团,或一个NR9基团,其中R9是氢原子、烷基或芳基,其中Y的结构被选择为与相应的X基团形成n个键;以及
Z是一个芴亚甲基基团;
(b) 一个电荷产生化合物。
描述了相应的静电复印设备和成像方法。