| 摘要 |
<p>PURPOSE:To obtain the title ink providing clear holographs to a white material made of ceramic or plastic, erasable readily and completely by dried cloth, paper, felt, etc., after drying, comprising a colorant, binder, water and (thio)urea- based releasing agent. CONSTITUTION:The objective ink comprising a colorant, a binder (e.g. water-soluble resin having 1,000-30,000 molecular weight), a releasing agent and water wherein the releasing agent is (thio)urea or a derivative thereof.</p> |
