申请人:Kenmoku Takashi
公开号:US20120172562A1
公开(公告)日:2012-07-05
To obtain a resin for toners, or a toner, which is superior in the quickness in its rise of charging to a sufficient charge quantity in a short time, in the stability of charging that extends from the initial stage up to the printing on a large number of sheets, and in the stability of charging that comes in a high-temperature and high-humidity environment. As a charge control resin, it is characterized by containing a specific unit having sulfonic acid or a sulfonate as a substituent and a specific unit having a salicylic acid derivative.
为了获得一种树脂用于制造色调剂或色调剂本身,该色调剂在短时间内快速充电至足够的充电量,充电稳定性从初始阶段延伸到大量打印的稳定性,并且在高温高湿环境下具有充电稳定性。作为一种电荷控制树脂,其特点在于含有具有磺酸基团或磺酸盐作为取代基的特定单元和具有水杨酸衍生物的特定单元。