| 摘要 |
<P>PROBLEM TO BE SOLVED: To stably prepare a gelatin/gum arabic coloring particle containing dyestuff without losing color. Ž<P>SOLUTION: This preparing method of a coloring particle comprises a process of preparing a gelatin/gum arabic coacervate particle, and a process of adding the dyestuff to suspension of the obtained particle and preparing a coloring particle. A preparing method of a ligand joint coloring particle comprises a process of joining ligand to the coloring particle prepared in the above method. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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