METHOD FOR ERASING IMAGE AND METHOD FOR REPRODUCING RECORDING MEDIUM
摘要
<p>This invention provides a method for erasing an image, comprising exposing an image, formed by applying a coloring matter-containing ink onto a recording medium, to an oxidizing gas produced by discharge, characterized in that the coloring matter is an anionic anthraquinone coloring matter. There is also provided a method for reproducing a recording medium.</p>
