| 摘要 |
PROBLEM TO BE SOLVED: To provide an aqueous white-out which highly masks writing made with a writing material such as a ball-point pen or an image copied by a dry copier and is excellent in re-writing property and liquid-discharge property. SOLUTION: This aqueous white-out contains 20-50 wt.% titanium oxide, 3-30 wt.% white polymer particulate having a binder function, 0.05-0.4 wt.% water-soluble resin and 30-60 wt.% water. The polymer particulate having a core-shell structure is preferably used. COPYRIGHT: (C)2005,JPO&NCIPI
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