| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an expanded recording material which enables the formation of an protrusion concurrently with high-contrast printing and imaging by heating, and an expansion recording method. <P>SOLUTION: The expanded recording material with a thermally color-developed and expanded layer, and the expanded recording material with a base material and the thermally color-developed and expanded layer are characterized in that the thermally color-developed and expanded layer contains copper phosphonate with an aromatic ring. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
