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    • 5. 发明申请
    • COLORING COMPOSITION AND INKJET RECORDING METHOD
    • 着色组合物和喷墨记录方法
    • WO2003087238A1
    • 2003-10-23
    • PCT/JP2003/004348
    • 2003-04-04
    • FUJI PHOTO FILM CO., LTD.CHINO, TomohiroFUJIWARA, ToshikiOZAWA, TakashiYABUKI, Yoshiharu
    • CHINO, TomohiroFUJIWARA, ToshikiOZAWA, TakashiYABUKI, Yoshiharu
    • C09D11/00
    • C09D11/328C09B31/153C09B67/0041
    • The present invention provides a coloring composition which affords colored images and colored materials excellent in water resistance and fastness using a novel azo compound having an excellent water resistance and a sufficient fastness to light, heat, humidity, and active gases in the environment as a black dye, and an inkjet recording ink composition and an inkjet recording method capable of forming images excellent in the above characteristic properties. A coloring composition containing a dis-azo compound or poly-azo compound which contains two or more substituents having a pKa value in water of -10 to 5 and which has an oxidation potential more positive than 0.8 v (vs SCE), and an inkjet recording ink composition containing the coloring composition and an inkjet recording method wherein an image is formed on an image-receiving material containing a support having provided thereon an ink receiving layer containing a white inorganic pigment particle, using the inkjet recording ink composition.
    • 本发明提供一种着色组合物,其使用具有优异的耐水性和对环境中的光,热,湿度和活性气体的牢固性的新型偶氮化合物作为黑色,从而提供了具有优异耐水性和耐牢度的着色图像和着色材料。 染料,以及能够形成上述特性优异的图像的喷墨记录油墨组合物和喷墨记录方法。 含有二价以上水中pKa值为-10〜5,氧化电位比0.8V(SCE)更正的取代基的二偶氮化合物或多偶氮化合物的着色组合物,喷墨 含有着色组合物的记录油墨组合物和喷墨记录方法,其中使用喷墨记录油墨组合物,在含有其上设置有含有白色无机颜料颗粒的油墨接收层的载体的图像接收材料上形成图像。