| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an ink for writing utensils, which prevents scratches caused by evaporation of solvents at pen chips. <P>SOLUTION: The ink for writing utensils includes at least a colorant, a solvent, a resin and dipentaerythritol. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
