Patent ID: 6407036
Filing Date: 2002-06-18
Classification: B41M

Abstract:
A thermal recording material comprising a thermally sensitive color developing layer containing colorless or pale colored basic dye and an organic color developing agent as a main component on a substrate, wherein said thermally sensitive recording layer contains at least one kind of dihydroxydiphenylsulfon type compound represented by general formula (1) as an organic color developing agent, further contains at least one kind of saturated fatty acid monoamide represented by general formula (2) and at least one kind of diphenylsulfone derivatives represented by general formula (3), wherein, R1 and R2 indicate an alkyl group or an alkenyl group of carbon number 1-8, or a halogen atom and a and b is an integer number of 0-3,R3â€”CONH2â€ƒâ€ƒ(2) wherein, R3 indicates an alkyl group of carbon number 11-21. wherein R4-R9 indicate a hydrogen atom, an alkyl group, a halogen atom, a nitro group, an alkoxy group, a cyano group or an allyloxy group.