COLORING INK COMPOSITION, METHOD OF MANUFACTURING VISIBILITY IMPROVING SHEET USING THE SAME, AND VISIBILITY IMPROVING SHEET

摘要

PROBLEM TO BE SOLVED: To provide a coloring ink composition capable of achieving a visibility improving sheet excellent in contrast while maintaining a right and left viewing angle, as for the visibility improving sheet having a nearly rectangular cross-section and having a photoabsorption part with a narrow line width.;SOLUTION: The coloring ink composition containing a transparent ionizing radiation curing resin composition and colored fine particles has a surface tension of 25-40 mN/m.;COPYRIGHT: (C)2012,JPO&INPIT