申请人:Yano Tetsuya
公开号:US20090202927A1
公开(公告)日:2009-08-13
To provide: a charge control agent having negative chargeability, which contributes to environmental conservation and the like to an increased degree, has high performance (high charge amount, quick rise-up of charge, excellent stability with time, and high environmental stability), and has improved dispersibility; a toner for developing an electrostatic charge image containing the charge control agent; and an image forming method and an image forming apparatus each using the toner for developing an electrostatic charge image. A charge control agent for controlling a charged state of powder, characterized by including one or more units each represented by the following chemical formula (1) in a molecule.
提供:一种具有负电荷性能的充电控制剂,可更有效地促进环境保护等,具有高性能(高电荷量,快速电荷上升,优异的时间稳定性和高环境稳定性),并具有改善的分散性;一种包含充电控制剂的用于开发静电充电图像的色调剂;以及使用用于开发静电充电图像的色调剂的图像形成方法和图像形成设备。一种用于控制粉末的带电状态的充电控制剂,其特征在于分子中包含由以下化学式(1)表示的一个或多个单元。