| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a thermosensitive recording material, which has favorable sensitivity and is excellent in color developing properties and also in the heat-resistant preserving properties and humid heat-resistant preserving properties of an image part. <P>SOLUTION: In the thermosensitive recording material, which is formed by providing a thermosensitive color developing layer including a color developing substance made of a colorless or light-colored leuco dye and a developing substance, the developing substance includes 5-100 parts by mass bis(4-allyloxy phenyl)sulfone and 5-150 parts by mass 4,4'-dihydroxy diphenyl sulfone and/or 2,4'-dihydroxy diphenyl sulfone to 100 parts by mass 4-allyloxy-4'-hydroxy diphenyl sulfone. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
