| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a water-erasable aqueous ink composition which can write on a non-permeable writing surface without being repelled, and handwriting formed thereon can be erased from the writing surface by wiping with cloth or tissue paper moistened with water; and to provide an aqueous marking pen including such an ink composition. <P>SOLUTION: The water-erasable aqueous ink composition includes (a) water as a solvent, (b) a water-soluble dye, (c) a water-soluble resin and (d) 0.5-10 wt.% of decaglycerol caprylate. <P>COPYRIGHT: (C)2012,JPO&INPIT</p> |
