| 摘要 |
<p>PURPOSE:To provide the titled ink capable of giving stereoscopic characters, figures, etc. simultaneously with writing and of writing an various kinds of substrates such as paper and plastics without heating, etc. after writing, containing a binder, colorant and lightweight particulate filler. CONSTITUTION:The objective ink containing (A) a binder (e.g., urethane resin) (B) a colorant and (C) lightweight particulate filler (pref., with a specific gravity 0.01-3 and such size distribution a to range from 0.01mum to 50mum). the amounts of these components to be formulated are pref. as follows: the component A ...10-35wt.% (on a solid basis) of the whole ink composition, the component B ... 0.01-50pts.wt. per 100pts.wt. of the component A, the component C ...1-30pts.wt. per 100pts.wt. of the component A.</p> |
