| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide thermosensitive recording paper, which gives pure black color, and further is excellent in lightfastness and image stability of a skin. <P>SOLUTION: The thermosensitive recording paper uses 2-anilino-3-methyl-6-dialkylamino fluoran and 2-(2'-methylanilino)-3-methyl-6-dialkylamino fluoran in a mixed state, and a specified sulfur-containing acidic compound as a color developing agent. <P>COPYRIGHT: (C)2004,JPO |
