| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an ink composition for writing tool that enables the pigment to be re-dispersible by inhibiting the formation of hard cake by the steric hindrance caused between pigments, even in the case that the pigments settle down in the ink. <P>SOLUTION: This invention is an ink composition at least comprising organic solvent, pigment, resin and hard cake inhibitor for solving the problem, in which a fatty acid amide wax is selected as a hard cake inhibitor. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
