| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an ink composition for a marking pen, capable of writing clearly on various material surface including a non-absorbing material even on wet with water state without any trouble, having a good fixing property of writing on the material surface wet with water, hardly disappearing even on being touched with a hand or clothing, hardly causing discoloration even under an environment exposed to sunshine in outdoors and capable of easily preparing white color ink. <P>SOLUTION: This ink composition comprises 15 to 125 pts.wt. of a binder resin, 30 to 85 pts.wt. of a coloring pigment, and 0.2 to 8 pts.wt. of hydrophobic silica fine particles based on 100 pts.wt. of a solvent having≤0.60 polarity of the solvent. <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
