| 摘要 |
<p>PURPOSE:To obtain the magenta toner which satisfies the characteristics required as a color toner with good balance and with which stable images are obtainable. CONSTITUTION:This magenta toner for electrophotography contains at least a binder resin, a quinacridone resin and the rhodamine compd. expressed by formula (I). (In the formula, D denotes a rhodamine dye base material, R denotes 5 to 22C alkyl group; X<1>, X<2>, X<3> and X<4> respectively denote a hydrogen atom or sulfonic group, of which at least two are a sulfone group; m denotes 2 to 4 integer).</p> |
