| 摘要 |
<P>PROBLEM TO BE SOLVED: To improve all functions such as image forming properties, properties of completely erasing images, properties of erasing images at a high speed, and an image storing stability of a leuco heat-sensitive rewrite medium in a well-balanced manner. <P>SOLUTION: The developer, which has a hidroxy aromatic hydrocarbon radical and an N-carbonyl bond and is substantially composed of salts of carboxylic acids and amines, is used. <P>COPYRIGHT: (C)2004,JPO&NCIPI |
