| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an erasable ink composition for a note-taking board by which it is possible to easily erase a handwriting obtained by note-taking with the ink composition on a note-taking board produced by laminating polypropylene films either immediately after the note-taking or even after a lapse of a long period. <P>SOLUTION: This ink composition includes at least a pigment, an organic solvent, an organic solvent having a boiling point of less than 120°C, a coating film forming resin, a perfluoro group-containing surfactant, an a remover agent. <P>COPYRIGHT: (C)2012,JPO&INPIT |
