| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide decoloring ink for a pressure sensitive paper, which can decolor color-developed characters, stains or the like instantly or quicker than ever. <P>SOLUTION: This decoloring ink for the pressure sensitive paper includes methyldiethanolamine and consists, for example, of 5 wt.% of methyldiethanolamine and 95 wt.% of ethanol. This decoloring ink for the pressure sensitive paper can decolor the color-developed portions instantly or quicker than ever by applying this decoloring ink on the portions such as the color-developed characters, stains or the like of the pressure sensitive paper. As a result, the working efficiency by the users of the pressure sensitive paper can be improved and, at the same time, in the manufacturing process of slips or the like, in which the pressure sensitive paper is employed, under the condition that a decoloring process is adopted, the manufacturing efficiency can be improved. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
