Electrophotographic toner, two-component developer containing toner, and image forming apparatus
    1.
    发明授权
    Electrophotographic toner, two-component developer containing toner, and image forming apparatus 有权
    电子照相调色剂,含有调色剂的双组分显影剂和成像设备

    公开(公告)号:US09354533B2

    公开(公告)日:2016-05-31

    申请号:US14029009

    申请日:2013-09-17

    IPC分类号: G03G9/087 G03G9/08

    摘要: To provide an electrophotographic toner, which contains a crystalline resin, a non-crystalline resin, a colorant, and a releasing agent, wherein the toner has a storage elastic modulus of 5.0×104 Pa to 5.0×106 Pa at 80° C., and a storage elastic modulus of 2.0×102 Pa to 2.0×103 Pa at 140° C., and wherein the toner has a ratio (C)/((C)+(A)) of 0.10 or greater, where (C) is an integrated intensity of a diffraction spectrum derived from a crystalline structure, (A) is an integrated intensity of a diffraction spectrum derived from a non-crystalline structure, and the diffraction spectrum is a diffraction spectrum of the toner as measured by an X-ray diffraction spectrometer.

    摘要翻译: 为了提供含有结晶性树脂的电子照相调色剂,非结晶性树脂,着色剂和脱模剂,其中调色剂在80℃下的储存弹性模量为5.0×10 4 Pa〜5.0×10 6 Pa, 在140℃下的储能弹性模量为2.0×102Pa〜2.0×103Pa,其中(C)/((C)+(A))为0.10以上,(C) 是衍生自晶体结构的衍射光谱的积分强度,(A)是衍生自非晶体结构的衍射光谱的积分强度,衍射光谱是通过X射线衍射测量的调色剂的衍射光谱, 射线衍射光谱仪。

    Toner and image forming method
    3.
    发明授权
    Toner and image forming method 有权
    调色剂和成像方法

    公开(公告)号:US09034548B2

    公开(公告)日:2015-05-19

    申请号:US13709746

    申请日:2012-12-10

    摘要: A toner containing colorant, releasing agent, and binder resin containing crystalline polyester resin, and non-crystalline polyester resin containing urethane bond, urea bond, or both, the non-crystalline polyester resin containing first and second non-crystalline polyester resins, both containing urethane bond, or urea bond, or both, wherein monomers constituting the first non-crystalline polyester resin contains isocyanate monomer for forming the urethane bond, the urea bond, or the both, in an amount of 0.5 mol % or greater to total amount of the monomers, monomers constituting the second non-crystalline polyester resin contain isocyanate monomer for forming the urethane bond, the urea bond, or the both, in an amount of 0.5 mol % or greater to total amount of the monomers, the first non-crystalline polyester resin has Tg of −60° C. or higher but lower than 10° C., and the second non-crystalline polyester resin has Tg of 30° C. or higher but lower than 70° C.

    摘要翻译: 含有着色剂,脱模剂和含有结晶性聚酯树脂的粘合剂树脂的调色剂,以及含有氨基甲酸酯键,脲键或二者的非结晶性聚酯树脂,含有第一和第二非结晶性聚酯树脂的非结晶性聚酯树脂均含有 氨基甲酸酯键或脲键,或两者,其中构成第一非结晶性聚酯树脂的单体含有用于形成氨基甲酸酯键的异氰酸酯单体,尿素键或二者,其量为0.5摩尔%以上 构成第二非结晶性聚酯树脂的单体单体含有形成氨基甲酸酯键的异氰酸酯单体,脲键或二者的单体量相对于单体的总量为0.5摩尔%以上的量,第一非结晶性 聚酯树脂的Tg为-60℃以上且低于10℃,第二非结晶性聚酯树脂的Tg为30℃以上且低于70℃。