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    • 82. 发明授权
    • Dyeing-stable monoazo dyestuff, a process for its preparation, and its
use
    • 染色稳定的单偶氮染料,其制备方法及其用途
    • US4460375A
    • 1984-07-17
    • US551271
    • 1983-11-14
    • Karl SommerManfred SchneiderRudolf Schickfluss
    • Karl SommerManfred SchneiderRudolf Schickfluss
    • C09B67/48C09B29/08C09B29/085C09B67/00C09B67/10
    • C09B29/081C09B29/0834C09B67/0015C09B67/0029Y10S8/921Y10S8/922
    • A dyeing-stable modification (.beta.-modification) of the dyestuff of the formula (I) ##STR1## which has the X-ray diffraction diagram shown in FIG. 1 and having the characteristic reflections at the following glancing angles and relative intensities:______________________________________ [.theta.] 2.74 4.27 4.70 5.50 8.74 11.24 12.44 relative 100 72 40 23 27 32 26 intensity ______________________________________ a process for its preparation by heating the dyestuff of said formula (I) of the dyeing-unstable .alpha.-modification, characterized by an X-ray diffraction diagram having the characteristic reflections at the following glancing angles and relative intensities______________________________________ [.theta.] 3.55 4.15 5.35 9.45 10.41 12.71 13.89 relative 42 100 35 24 34 94 48 intensity ______________________________________ at temperatures of 60.degree. to 120.degree. C. in an organic solvent, and its use for dyeing fiber materials made of cellulose esters or synthetic linear polyesters.
    • 具有图1所示的X射线衍射图的式(I)染料的染色稳定性改性(β-改性)图像(I)。 具有以下扫掠角度和相对强度的特征反射:-θ2.74 4.27 4.70 5.50 8.74 11.24 12.44相对100 72 40 23 27 32 26 - 强度 - 通过加热所述式 (I)染色不稳定的α-改性,其特征在于具有以下扫掠角度的特征反射和相对强度的X射线衍射图-θ3.55 4.15 5.35 9.45 10.41 12.71 13.89相对值42 100 35 24 34 94 48-密度 - 在有机溶剂中在60℃至120℃的温度下,以及其用于由纤维素酯或合成线性聚酯制成的纤维材料的染色用途。
    • 89. 发明授权
    • Pigment, method for producing pigment, pigment dispersion, and electrostatic image developing powder toner
    • 颜料,颜料的制造方法,颜料分散体和静电图像显影粉末调色剂
    • US06784231B2
    • 2004-08-31
    • US10100063
    • 2002-03-19
    • Katsunori ShimadaJunko Sunouchi
    • Katsunori ShimadaJunko Sunouchi
    • C09B3522
    • C09B67/0015C09B67/0028G03G9/091
    • A pigment having weak dispersion force to be readily dispersed in a medium to be colored from which an excellent yellow image having superior transparency can be produced. The pigment includes a compound having the same chemical formula as C.I. Pigment Yellow 180. The BET specific surface area based on the nitrogen absorption process of the pigment is 20-100 m2/g, and the ratio of the absolute strength of X-ray diffraction at Bragg angle 2&thgr;=17.5°±0.2° to the absolute strength of X-ray diffraction at Bragg angle 2&thgr;=18.2°±0.2° of the pigment in a powder X-ray diffraction diagram using a CuK&agr; characteristic X-ray is less than 1.8/1.0. The present invention also provides a dispersion including the pigment and a thermoplastic resin having excellent transparency and color strength.
    • 具有弱分散力的颜料容易分散在待着色的介质中,由此可以制备出具有优异的透明度的黄色图像。 颜料包括具有与C.I.相同化学式的化合物。 颜料黄180.基于颜料的氮吸收过程的BET比表面积为20-100m 2 / g,布拉格角2θ= 17.5°±0.2°的X射线衍射绝对强度的比例 °与使用CuKalpha特征X射线的粉末X射线衍射图中的颜料的布拉格角2θ= 18.2°±0.2°的X射线衍射的绝对强度小于1.8 / 1.0。 本发明还提供了包含颜料和具有优异的透明性和着色强度的热塑性树脂的分散体。