申请人:Jubran Nusrallah
公开号:US20050069798A1
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, 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
7
group where R
7
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.
改进的器官光感受器包括电导基板和位于电导基板上的光电导元件,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;R1和R2独立地为H、卤素、羧基、羟基、硫醇、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—,分支或线性,其中m是0到20之间的整数,包括,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、脲、脲、酯基、NR3基团、CHR4基团或CR5R6基团取代,其中R3、R4、R5和R6独立地为H、烷基、烷基芳基、杂环基团或芳基;Y包括键、C、N、O、S、分支或线性—(CH2)p—基团,其中p是0到10之间的整数,芳香基团、环烷基团、杂环基团或NR7基团,其中R7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;Z是芴亚甲基基团;和(b) 一个电荷生成化合物。描述了相应的静电复印设备和成像方法。