| 摘要 |
PROBLEM TO BE SOLVED: To provide a green toner which is excellent in light resistance as well as in stability of a charged state, environmental stability, coloring property, sharpness and transparency, and in which safety and health and the problem of environmental pollution are taken into consideration by the absence of halogen. SOLUTION: In the electrostatic charge image developing green toner comprising a binder resin and a colorant, the binder resin comprises a hydrogenated petroleum resin having a hydrogenation rate of≥50% and a styrenic polymer, and the colorant comprises a colorant obtained by mixing a halogen-free phthalocyanine blue pigment (B) and a halogen-free benzimidazolone yellow pigment (Y) in a (Y):(B) ratio of 35:65 to 60:40. COPYRIGHT: (C)2004,JPO&NCIPI |
