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    • 3. 发明授权
    • Transparent toner, image forming method, and toner set
    • 透明调色剂,成像方法和调色剂组合
    • US08609315B2
    • 2013-12-17
    • US13556817
    • 2012-07-24
    • Satoshi YoshidaTsuyoshi Murakami
    • Satoshi YoshidaTsuyoshi Murakami
    • G03G9/08
    • G03G9/0819G03G9/0827G03G9/09G03G15/6585
    • A transparent toner includes toner particles having a volume average particle diameter in the range of 18 μm to 28 μm, and satisfying formulae (1) and (2): 0.1≦Ntb/Nta×100≦2.5  (1) 0≦Ntc/Nta×100≦1.0  (2) Nta is the number of particles under the measurement conditions satisfying 0.5 μm≦circle-equivalent diameter≦200 μm, and 0.40≦circularity≦1.00; Ntb is the number of particles under the measurement conditions satisfying 0.5×Dta (μm)≦circle-equivalent diameter≦2.5×Dta (μm), and 0.60≦circularity≦0.90; and Ntc is the number of particles under the measurement conditions satisfying 2.5×Dta (μm)≦circle-equivalent diameter≦200 μm, and 0.40≦circularity≦1.00; Dta is the average circle-equivalent diameter under the measurement conditions satisfying 0.5μm≦circle-equivalent diameter≦200 μm, and 0.40≦circularity≦1.00.
    • 透明调色剂包括体积平均粒径在18μm到28μm之间的调色剂颗粒,并满足式(1)和(2):0.1 @ Ntb / Nta×100 @ 2.5(1)0 @ Ntc / Nta ×100@1.0(2)Nta是在200μm的圆当量直径下满足0.5μm的测量条件下的颗粒数,1.00的圆形度为0.40 @ Ntb是在满足0.5×Dta(mum)@圆当量直径@2.5×Dta(mum)的测量条件下的颗粒数,和0.60 @圆度@ 0.90; Ntc是在200μm条件下的圆当量直径满足2.5×Dta(mum)的测量条件下的颗粒数,1.00的圆形度为0.40 @ Dta是在200μm条件下满足0.5mum@circle-当量直径和0.40 @圆形度@ 1.00的测量条件下的平均圆当量直径。