Patent ID: 7011922
Filing Date: 2006-03-14
Classification: B41M

Abstract:
1. A thermal recording material comprising a support and at least a thermal recording layer disposed on the support, wherein at least one thermal recording layer includes, together with an electron donating colorless dye enclosed in microcapsules, at least an electron accepting compound represented by the following general formula (1): wherein R 1 and R 2 each independently represents a hydrogen atom or an aryl group, wherein at least one of R 1 and R 2 is an aryl group which may be substituted by a hydroxyl group or an alkyl group with 1 to 10 carbon atoms; and Ar is represented by the following general formula (2): wherein R 11 to R 14 each independently represents a hydrogen atom, an alkyl group with 1 to 4 carbon atoms or an aryl group.