发明名称 |
IMAGE FORMING APPARATUS, IMAGE FORMING METHOD AND PROCESS CARTRIDGE |
摘要 |
<P>PROBLEM TO BE SOLVED: To provide an image forming apparatus, an image forming method and a process cartridge which is excellent in fixing performance and can form high quality image over the long-term use by using toner which is excellent in low temperature fixing property and storage property and can reduce the generation of bad odor too. <P>SOLUTION: In the process cartridge in which contact-charging devices for subjecting surfaces of electrostatic latent image carriers to contact charging are arranged, toner of developer contains at least a binder resin and colorants and the binder resin contains a polyester resin made by polycondensating an alcohol component and a carboxylic acid component containing (meth)acrylic acid modified rosin. <P>COPYRIGHT: (C)2008,JPO&INPIT |
申请公布号 |
JP2007292860(A) |
申请公布日期 |
2007.11.08 |
申请号 |
JP20060118038 |
申请日期 |
2006.04.21 |
申请人 |
RICOH CO LTD |
发明人 |
IWAMOTO YASUTAKA;WATANABE YOICHIRO;SHIDARA YASUSADA |
分类号 |
G03G9/087;G03G15/02;G03G15/08;G03G15/09;G03G15/16;G03G21/10 |
主分类号 |
G03G9/087 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|