| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a yellow color developing type recording material having excellent image preservability in a recording part and preservability (light fastness) in a ground part. <P>SOLUTION: The recording material has a recording layer containing a 5-amino-1-pyridinopyrazole compound represented by formula (1) [wherein, each of R<SP>1</SP>to R<SP>7</SP>independently represents a hydrogen atom or substituent, and R<SP>1</SP>and R<SP>2</SP>, R<SP>4</SP>and R<SP>5</SP>, R<SP>5</SP>and R<SP>6</SP>and R<SP>6</SP>and R<SP>7</SP>may join together with each other and form a ring] on a support. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
