| 摘要 |
PURPOSE:To obtain titled ink with high lubricity and smooth writing touch, capable of preventing wear between chip ball holder and ball, by incorporating a specific amount of Turkey red oil in an ink composition containing water-soluble dye. CONSTITUTION:The objective ink can be obtained by incorporating (A) 0.02- 5.0wt% of Turkey red oil in (B) an ink composition containing water-soluble dye, preservative, surfactant, etc. In case the chip is metallic, it is recommended that 0.05-0.5wt% of benzotriazole as an anticorrosive agent is added to the above ink. EFFECT:Having excellent dye dissolvability and long-term stability. |
