| 摘要 |
PURPOSE:To obtain the above ink, capable of continuously peeling scripts without attacking surfaces to be printed, such as plastic, and useful for fiber pen points, etc., by using resin powder prepared by adsorbing a pigment thereon as a colorant. CONSTITUTION:The above ink, consisting of at least (A) a polyvinyl butyral resin, (B) a lower monohydric alcohol and (C) a colorant prepared by adsorbing a (ii) a pigment on (i) resin powder. The amount of the component (A) used is 5-20wt.% based on the total weight. The above-mentioned ink satisfies condition of 60cP/25 deg.C viscosity and 20-35dyne/cm surface tension. |
