公开(公告)号：US6087058A

公开(公告)日：2000-07-11

申请号：US170124

申请日：1998-10-13

申请人： Tetsuhiro Semura ,  Yoshihiro Ueno ,  Shingo Nonohara

发明人： Tetsuhiro Semura ,  Yoshihiro Ueno ,  Shingo Nonohara

IPC分类号： G03G9/087

CPC分类号： G03G9/08755

摘要： A toner for electrophotography including a binder resin and a colorant, in which the binder resin includes as a main component a thermoplastic resin, which is a linear polyester prepared by using upon polymerization in an amount of 20 mol % or more in an entire alcohol component at least one of the following alcohol components (A) a bisphenol A having polyoxypropylene group containing 90% or more of the compound represented by the general formula (I): ##STR1## wherein each of m and n is 0 to 2, m+n being 2.0; and (B) a bisphenol A having polyoxyethylene group containing 88% or more of the compound represented by the general formula (II): ##STR2## wherein each of p and q is 0 to 2, p+q being 2.0.

摘要翻译： 一种用于电子照相的调色剂，包括粘合剂树脂和着色剂，其中粘合剂树脂包括作为主要组分的热塑性树脂，热塑性树脂是通过在整个醇组分中以20mol％或更多的量进行聚合制备的线性聚酯 至少一种以下醇成分（A）具有聚氧丙烯基的双酚A，其含有通式（I）表示的化合物的90％以上：其中m和n分别为0〜2，m + n为2.0 ; 和（B）具有聚氧乙烯基的双酚A，其含有通式（II）表示的化合物的88％以上：其中p和q各自为0〜2，p + q为2.0。