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    • 10. 发明授权
    • Electrophotographic toner
    • 电子照相墨粉
    • US07364827B2
    • 2008-04-29
    • US11298725
    • 2005-12-08
    • Takamasa UedaKazuya Isobe
    • Takamasa UedaKazuya Isobe
    • G03G9/08
    • G03G9/08791G03G9/0806G03G9/08711G03G9/08722G03G9/08726G03G9/08728G03G9/08782G03G9/08795G03G9/08797
    • An electrophotographic toner comprising a resin, a colorant and a release agent which comprises a first wax and a second wax, wherein: (i) the first wax exhibits: an endothermic peak appearing in the range 75-100° C., a peak width at half height of the endothermic peak of 10-40° C., an exothermic peak appearing in the range 70-100° C. and a peak width at half height of the exothermic peak of 10-40° C., in a DSC measurement; (ii) the second wax exhibits: an endothermic peak appearing in the range 60-90° C., a peak width at half height of the endothermic peak of 5° C. or less, an exothermic peak appearing in the range 55-80° C. and a peak width at half height of the exothermic peak of 5° C. or less, in the DSC measurement; (iii) a weight ratio of the first wax to the second wax is between 9:1 and 2:8; and (iv) the resin contains a polar group.
    • 一种包含树脂,着色剂和脱模剂的电子照相调色剂,其包含第一蜡和第二蜡,其中:(i)第一蜡表现出:出现在75-100℃范围内的吸热峰,峰宽 在10-40℃的吸热峰的一半高度处,放热峰出现在70-100℃的范围内,在10-40℃的放热峰的半高峰峰宽在DSC 测量; (ii)第二蜡显示:出现在60-90℃范围内的吸热峰,吸热峰的半高峰峰值为5℃以下,出现在55-80℃范围内的放热峰 在DSC测量中,放热峰的半高峰值为5℃以下; (iii)第一蜡与第二蜡的重量比为9:1至2:8; 和(iv)树脂含有极性基团。