| 发明名称 |
Magenta toner, developer, toner cartridge, image forming apparatus and printed matter |
| 摘要 |
<p>A magenta toner included a binder resin including an amorphous resin; a magenta pigment comprising a naphthol pigment; and a release agent. The magenta toner has a glass transition temperature of from 19 to 40°C. The naphthol pigment has an X-ray diffraction pattern having plural peaks in the following range:
wherein ¸ is a Bragg angle. The sum of half widths of the respective peaks is from 5 to 10°.</p> |
| 申请公布号 |
EP2778788(A1) |
申请公布日期 |
2014.09.17 |
| 申请号 |
EP20140158163 |
申请日期 |
2014.03.06 |
| 申请人 |
RICOH COMPANY, LTD. |
发明人 |
YAMASHITA, HIROSHI;SHIBA, MASANA;SUGIMOTO, TSUYOSHI;ASAHINA, DAISUKE;CHIBA, SUSUMU;SEKIGUCHI, SATOYUKI |
| 分类号 |
G03G9/087;G03G9/09;G03G9/093 |
主分类号 |
G03G9/087 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
