| 摘要 |
PROBLEM TO BE SOLVED: To provide a blue color developing heat sensitive recording material, excellent in the preservation stability and the printing quality of a texture part as well as an image part and excellent in the stability of heat sensitive coating liquid. SOLUTION: The blue color developing heat sensitive recording material is characterized by comprising at least one kind of salicylic acid derivative or the metallic salt thereof, shown by general formula 1,4-hydroxy-4'-isopropoxy diphenylsulfone and aromatic isocyanate compound. |
