申请人:Kimura Ikuo
公开号:US20130266895A1
公开(公告)日:2013-10-10
The present invention provides a charge control agent containing, as an active substance(s), one or two or more hydantoin derivatives represented by the following formula (1):
wherein R
1
and R
2
, which may be identical to or different from each other, represent a hydrogen atom, etc.; R
3
represents a hydrogen atom, etc.; R
4
, to R
8
, which may be identical to or different from each other, represent a hydrogen atom, a chlorine atom, a linear or branched alkyl group having 1 to 8 carbon atoms which may have a substituent, etc.; R
3
, to R
8
may be joined to each other to form a ring; and V, W, X, Y and Z represent a carbon atom or a nitrogen atom, and 0 to 3 of V, W, X, Y and Z are nitrogen atoms which have no substituent of R
4
to R
8
.
本发明提供了一种电荷控制剂,其包含一种或两种或更多的咪唑烷酮衍生物作为活性物质,所述咪唑烷酮衍生物由以下式(1)表示:其中R1和R2,可以相同也可以不同,表示氢原子等;R3表示氢原子等;R4到R8可以相同也可以不同,表示氢原子、氯原子、具有1到8个碳原子的线性或支链烷基,其可以具有取代基等;R3到R8可以结合在一起形成环;V、W、X、Y和Z表示碳原子或氮原子,其中V、W、X、Y和Z中的0到3个为氮原子,其没有R4到R8的取代基。