申请人:Idemitsu Kosan Co., Ltd.
公开号:US20030105240A1
公开(公告)日:2003-06-05
The invention is [1] a resin composition comprising a resin obtained by polymerizing cyclopentadiene or the like and a specific styrene resin, [2] a resin composition comprising (a) a polystyrene-type polymer component and (b) a specific petroleum resin-based polymer component, and [3] a toner binder resin for development of an electrostatically charged image comprising (A) a terpene resin or the like and (B) a styrene resin and/or a polyester resin. Further, it is a toner binder resin for development of an electrostatically charged image containing these resin compositions as a main component, and a toner for development of an electrostatically charged image comprising the toner binder resin and a coloring material.
本发明涉及三种树脂组合物:[1] 包括通过聚合环戊二烯或类似物得到的树脂和特定的苯乙烯树脂的树脂组合物,[2] 包括(a)聚苯乙烯型聚合物组分和(b)特定的石油树脂基聚合物组分的树脂组合物,以及[3] 用于发展静电充电图像的调色剂粘合剂树脂,包括(A)萜类树脂或类似物和(B)苯乙烯树脂和/或聚酯树脂。此外,本发明还涉及以这些树脂组合物为主要成分的用于发展静电充电图像的调色剂粘合剂树脂,以及包括调色剂粘合剂树脂和着色材料的用于发展静电充电图像的调色剂。