| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a printed matter with an improved feeling of brightness by applying a dissolution treatment on a printed part of a silver ink which is printed by using the silver ink containing aluminum foil pieces and is visible through a transparent base material, with a solvent. <P>SOLUTION: The printed part of the transparent base material printed by using a printing ink comprising 10-60 pts.wt. binder polymer to 100 pts.wt. aluminum foil pieces with a mean particle diameter of 5-20μm, and an aspect ratio of 80-2,000, and obtained by a vacuum deposition process, is treated by the dissolution treatment with the solvent. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
