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    • 5. 发明申请
    • BLACK TONER
    • 黑色粉笔
    • US20110045398A1
    • 2011-02-24
    • US12936593
    • 2010-02-19
    • Ayako SekikawaAtsushi TaniTakaaki KayaShigeto TamuraMakoto Kambayashi
    • Ayako SekikawaAtsushi TaniTakaaki KayaShigeto TamuraMakoto Kambayashi
    • G03G9/08
    • G03G9/0904G03G9/08755G03G9/08764G03G9/08782G03G9/08795G03G9/08797G03G9/0926
    • A black toner has a toner particle including at least a resin (a) having a polyester as a main component, carbon black, and a wax, and a fine inorganic particle. When the Tgs of the black toner measured by DSC at temperature rise rate of 0.5° C./min and 4.0° C./min are defined as Tg(0.5) and Tg(4.0) respectively, Tg(0.5) is 35.0 to 60.0° C. and the difference between Tg(4.0) and Tg(0.5) is 2.0 to 10.0° C. When preparing a solution of which the black toner is dissolved in ethyl acetate and defined the concentration thereof as Cb1 (mg/mL) and the light absorbance thereof at 600 nm wavelength as A600, A600/Cb1 is less than 0.15. When preparing a solution of which the black toner is dissolved in chloroform and defined the concentration thereof as Cb2 (mg/mL) and the light absorbance thereof at 600 nm wavelength as A600, A600/Cb2 is 2.00 to 6.55.
    • 黑色调色剂具有至少包含以聚酯为主要成分的树脂(a),炭黑和蜡以及无机细颗粒的调色剂颗粒。 当以0.5℃/分钟和4.0℃/分钟的升温速率通过DSC测量的黑色调色剂的Tg分别被定义为Tg(0.5)和Tg(4.0)时,Tg(0.5)为35.0〜60.0 ℃,Tg(4.0)和Tg(0.5)之间的差为2.0〜10.0℃。制备黑色调色剂溶于乙酸乙酯的溶液,将其浓度定义为Cb1(mg / mL)和 其600nm波长下的吸光度A600,A600 / Cb1小于0.15。 当制备黑色调色剂溶解在氯仿中并将其浓度定义为Cb2(mg / mL)的溶液及其在600nm波长下的吸光度为A600时,A600 / Cb2为2.00至6.55。
    • 6. 发明授权
    • Black toner
    • 黑色墨粉
    • US08465896B2
    • 2013-06-18
    • US12936593
    • 2010-02-19
    • Ayako SekikawaAtsushi TaniTakaaki KayaShigeto TamuraMakoto Kambayashi
    • Ayako SekikawaAtsushi TaniTakaaki KayaShigeto TamuraMakoto Kambayashi
    • G03G9/087
    • G03G9/0904G03G9/08755G03G9/08764G03G9/08782G03G9/08795G03G9/08797G03G9/0926
    • A black toner has a toner particle including at least a resin (a) having a polyester as a main component, carbon black, and a wax, and a fine inorganic particle. When the Tgs of the black toner measured by DSC at temperature rise rate of 0.5° C./min and 4.0° C./min are defined as Tg(0.5) and Tg(4.0) respectively, Tg(0.5) is 35.0 to 60.0° C. and the difference between Tg(4.0) and Tg(0.5) is 2.0 to 10.0° C. When preparing a solution of which the black toner is dissolved in ethyl acetate and defined the concentration thereof as Cb1 (mg/mL) and the light absorbance thereof at 600 nm wavelength as A600, A600/Cb1 is less than 0.15. When preparing a solution of which the black toner is dissolved in chloroform and defined the concentration thereof as Cb2 (mg/mL) and the light absorbance thereof at 600 nm wavelength as A600, A600/Cb2 is 2.00 to 6.55.
    • 黑色调色剂具有至少包含以聚酯为主要成分的树脂(a),炭黑和蜡以及无机细颗粒的调色剂颗粒。 当以0.5℃/分钟和4.0℃/分钟的升温速率通过DSC测量的黑色调色剂的Tg分别被定义为Tg(0.5)和Tg(4.0)时,Tg(0.5)为35.0〜60.0 ℃,Tg(4.0)和Tg(0.5)之间的差为2.0〜10.0℃。制备黑色调色剂溶于乙酸乙酯的溶液,将其浓度定义为Cb1(mg / mL)和 其600nm波长下的吸光度A600,A600 / Cb1小于0.15。 当制备黑色调色剂溶解在氯仿中并将其浓度定义为Cb2(mg / mL)的溶液及其在600nm波长下的吸光度为A600时,A600 / Cb2为2.00至6.55。
    • 7. 发明申请
    • COLOR TONER
    • 彩色调色剂
    • US20100273102A1
    • 2010-10-28
    • US12832408
    • 2010-07-08
    • Shigeto TamuraTakaaki KayaRyoichi FujitaMakoto Kambayashi
    • Shigeto TamuraTakaaki KayaRyoichi FujitaMakoto Kambayashi
    • G03G9/087G03G9/08
    • G03G9/0821G03G9/09328G03G9/09371
    • The color toner has capsule toner particles each having a surface layer (B) mainly formed of a resin (b) on the surface of a toner base particle (A), the toner base particle (A) containing at least a binder resin (a), a colorant, and a wax, in which (1) a temperature Tp at which a curve 1 obtained by plotting a temperature on an axis of abscissa and the common logarithm of a value obtained by dividing the loss modulus G″ of the color toner by the unit of the loss modulus on an axis of ordinate shows a maximum is present, and Tp satisfies the relationship of 40° C.≦Tp≦60° C., (2) a temperature Ts at which a curve 2 obtained by differentiating the curve 1 with respect to the temperature twice shows a local minimum is present in the temperature range of Tp+10 (° C.) to Tp+40 (° C.), and (3) a ratio G″(Ts)/G″(Ts+5) in the curve 1 is larger than 3.0.
    • 彩色调色剂具有各自具有主要由调色剂基础颗粒(A)表面上的树脂(b)形成的表面层(B)的胶囊调色剂颗粒,至少含有粘合剂树脂(a)的调色剂基础颗粒(A) ),着色剂和蜡,其中(1)通过绘制横坐标轴上的温度而获得的曲线1的温度Tp和通过将颜色的损耗模量G“除以所获得的值的常用对数 以纵轴为单位的损耗模量的调色剂显示出最大值,Tp满足40℃和nlE; Tp≦̸ 60℃的关系,(2)获得曲线2的温度Ts 通过将曲线1相对于温度进行微分两次,在Tp + 10(℃)至Tp + 40(℃)的温度范围内存在局部最小值,以及(3)比率G“(Ts )/ G“(Ts + 5)大于3.0。
    • 8. 发明授权
    • Color toner
    • 彩色墨粉
    • US07776501B2
    • 2010-08-17
    • US12245440
    • 2008-10-03
    • Shigeto TamuraTakaaki KayaRyoichi FujitaMakoto Kambayashi
    • Shigeto TamuraTakaaki KayaRyoichi FujitaMakoto Kambayashi
    • G03G9/087G03G9/093
    • G03G9/0821G03G9/09328G03G9/09371
    • The color toner has capsule type toner particles each having a surface layer (B) mainly formed of a resin (b) on the surface of a toner base particle (A) containing at least a binder resin (a), a colorant, and a wax, in which (1) a temperature Tp at which a curve 1 obtained by plotting a temperature on an axis of abscissa and the common logarithm of a value obtained by dividing the loss modulus G″ of the color toner by the unit of the loss modulus on an axis of ordinate shows a maximum is present, and Tp satisfies the relationship of 40° C.≦Tp≦60° C., (2) a temperature Ts at which a curve 2 obtained by differentiating the curve 1 with respect to the temperature twice shows a local minimum is present in the temperature range of Tp+10(° C.) to Tp+40(° C.), and (3) a ratio G″(Ts)/G″(Ts+5) in the curve 1 is larger than 3.0.
    • 彩色调色剂具有胶囊型调色剂颗粒,每个胶囊型调色剂颗粒在至少含有粘合剂树脂(a),着色剂和着色剂的调色剂基础颗粒(A)的表面上具有主要由树脂(b)形成的表面层(B) 蜡,其中(1)通过绘制横坐标轴上的温度而获得的曲线1的温度Tp和通过将彩色调色剂的损耗模量G“除以单位的损失而获得的值的通常对数 在纵轴上的模量表示存在最大值,Tp满足40℃和nlE; Tp≦̸ 60℃的关系,(2)通过将曲线1与曲线1相区别而获得的曲线2的温度Ts 温度两次表示在Tp + 10(℃)至Tp + 40(℃)的温度范围内存在局部最小值,(3)比例G“(Ts)/ G”(Ts + 曲线1中的5)大于3.0。
    • 9. 发明申请
    • COLOR TONER
    • 彩色调色剂
    • US20090035685A1
    • 2009-02-05
    • US12245440
    • 2008-10-03
    • Shigeto TamuraTakaaki KayaRyoichi FujitaMakoto Kambayashi
    • Shigeto TamuraTakaaki KayaRyoichi FujitaMakoto Kambayashi
    • G03G9/087G03G9/093
    • G03G9/0821G03G9/09328G03G9/09371
    • The color toner has capsule type toner particles each having a surface layer (B) mainly formed of a resin (b) on the surface of a toner base particle (A) containing at least a binder resin (a), a colorant, and a wax, in which (1) a temperature Tp at which a curve 1 obtained by plotting a temperature on an axis of abscissa and the common logarithm of a value obtained by dividing the loss modulus G″ of the color toner by the unit of the loss modulus on an axis of ordinate shows a maximum is present, and Tp satisfies the relationship of 40° C.≦Tp≦60° C., (2) a temperature Ts at which a curve 2 obtained by differentiating the curve 1 with respect to the temperature twice shows a local minimum is present in the temperature range of Tp+10(° C.) to Tp+40(° C.), and (3) a ratio G″(Ts)/G″(Ts+5) in the curve 1 is larger than 3.0.
    • 彩色调色剂具有胶囊型调色剂颗粒,每个胶囊型调色剂颗粒在至少含有粘合剂树脂(a),着色剂和着色剂的调色剂基础颗粒(A)的表面上具有主要由树脂(b)形成的表面层(B) 蜡,其中(1)通过绘制横坐标轴上的温度获得的曲线1和通过将彩色调色剂的损耗模量G“除以单位为单位而获得的值的常用对数的温度Tp 纵坐标轴上的损耗模量表示存在最大值,Tp满足40℃的关系。<= Tp <= 60℃,(2)通过微分曲线1获得的曲线2的温度Ts 相对于温度两次,在Tp + 10(℃)〜Tp + 40(℃)的温度范围内存在局部最小值,(3)比例G“(Ts)/ G' 曲线1中的'(Ts + 5)大于3.0。