发明名称 |
TONER, DEVELOPING DEVICE, IMAGE FORMING APPARATUS, AND IMAGE FORMING METHOD USING THE TONER |
摘要 |
A toner is provided including a colorant; a binder resin (A) which is a polyester resin having no tetrahydrofuran insoluble component, and having a molecular weight distribution such that components having a molecular weight of not greater than 500 are included in an amount of not greater than 4% by weight and a peak is present in a molecular weight range of from 3,000 to 9,000 when measured by gel permeation chromatography (GPC); and a binder resin (B) which is a polyester resin having no tetrahydrofuran insoluble component, and including units of a polycarboxylic acid and a diol having the specific formula; wherein at least one of the binder resins (A) and (B) is prepared in the presence of the specific titanium-containing catalyst, and wherein a weight ratio ((A)/(B)) of the binder resin (A) to the binder resin (B) is from 60/40 to 85/15.
|
申请公布号 |
US2007218389(A1) |
申请公布日期 |
2007.09.20 |
申请号 |
US20070685838 |
申请日期 |
2007.03.14 |
申请人 |
HONDA TAKAHIRO;FUSHIMI HIROYUKI;UCHINOKURA OSAMU |
发明人 |
HONDA TAKAHIRO;FUSHIMI HIROYUKI;UCHINOKURA OSAMU |
分类号 |
G03G9/08 |
主分类号 |
G03G9/08 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|