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    • 10. 发明申请
    • Toner for electrostatic charge image developing, developer for electrostatic charge image developing, and image forming apparatus
    • 用于静电荷图像显影的调色剂,用于静电荷图像显影的显影剂和图像形成装置
    • US20060210904A1
    • 2006-09-21
    • US11152146
    • 2005-06-15
    • Masanobu NinomiyaHiroshi NakazawaTakao Ishiyama
    • Masanobu NinomiyaHiroshi NakazawaTakao Ishiyama
    • G03G9/093
    • G03G9/09371G03G9/0825G03G9/08795G03G9/08797G03G9/09314G03G9/09321G03G9/09328G03G9/09342G03G9/0935G03G9/09357G03G9/09364G03G9/09392
    • Provided is a toner for electrostatic charge image developing, comprising a core layer which contains a first binder resin and a coloring agent, and a shell layer which contains a second binder resin and covers the core layer, characterized in that the following equation (1) and the following equation (2) are satisfied, 2.0×105≦G′(60)≦4.0×106   Equation (1) 10≦G′(60)/G′(80)≦40   Equation (2) wherein, in the equation (1) and the equation (2), G′(60) represents a storage elastic modulus (Pa) of the toner for electrostatic charge image developing measured under the conditions of a temperature of 60° C., a vibration frequency of 6.28 rad/sec, and a strain amount of 0.01 to 0.5%, and G′(80) represents a storage elastic modulus (Pa) of the toner for electrostatic charge image developing measured under the conditions of a temperature of 80° C., a vibration frequency of 6.28 rad/sec, and a strain amount of 0.01 to 0.5%. Also provided is a developer for electrostatic charge image developing comprising the toner and a carrier, and an image forming apparatus using the toner.
    • 本发明提供一种用于静电荷图像显影的调色剂,其包含含有第一粘合剂树脂和着色剂的芯层和包含第二粘合剂树脂并覆盖芯层的壳层,其特征在于以下等式(1) 并且满足以下等式(2),<?in-line-formula description =“In-line formula”end =“lead”?> 2.0x10 5 <= G'(60) = 4.0×10 6等式(1)<?in-line-formula description =“In-line Formulas”end =“tail”?> <?in-line-formula description =“In-line 公式“end =”lead“?> 10 <= G'(60)/ G'(80)<= 40等式(2)<?in-line-formula description =”In-line Formulas“end =”tail“ 其中,在式(1)和式(2)中,G'(60)表示在温度为60℃的条件下测量的静电荷图像显影用调色剂的储能弹性模量(Pa) ,振动频率为6.28rad / sec,应变量为0.01〜0.5%,G'(80)表示储存弹性体 在温度为80℃,振动频率为6.28rad / sec,应变量为0.01〜0.5%的条件下测定的静电荷图像显影用调色剂的dulus(Pa)。 还提供了包括调色剂和载体的用于静电荷图像显影的显影剂和使用该调色剂的图像形成装置。