| 摘要 |
<p>An improved ink composition comprised of a major amount of water; an organic solvent selected from the group tetramethylene sulfone; 1,1,3,3-tetramethyl urea; and/or 3-methyl sulfolane; which solvent has permanently dissolved therein spirit-soluble dyes, such as black, yellow, cyan, magenta, or brown, or mixtures thereof.</p> |
