| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a quick-drying oily marking pen ink composition seldom causing handwriting fading phenomenon despite being quickly dryable. <P>SOLUTION: The quick-drying oily marking pen ink composition comprises (a) an organic solvent, (b) a colorant and (c) resin(s) dissolved in the organic solvent, wherein the organic solvent is≥8 mmHg in the saturated vapor pressure at 20°C and the resin is at least one selected from a styrene-maleic acid resin, ethylene-maleic acid resin, styrene-acrylic resin, acrylic resin and partially esterified products thereof and has an acid value of≥150 mgKOH/g. <P>COPYRIGHT: (C)2004,JPO</p> |
