申请人:Nippon Kayaku Kabushiki Kaisha
公开号:EP3395583A1
公开(公告)日:2018-10-31
To provide a heat-sensitive recording material which produce images with excellent resistance to water, while producing background with resistance to heat. A heat-sensitive recording material which is characterized by containing at least one compound represented by general formula (1) as a color-developing compound.
wherein, R1-R5 each independently represents a hydrogen atom, a halogen atom, a nitro group, an amino group, an alkyl group, an alkoxy group, an aryloxy group, an alkylcarbonyloxy group, an arylcarbonyloxy group, an alkylcarbonylamino group, an arylcarbonylamino group, an alkylsulfonylamino group, an arylsulfonylamino group, a monoalkylamino group, a dialkylamino group or an arylamino group.
提供一种热敏记录材料,它能产生耐水性极佳的图像,同时产生耐热背景。一种热敏记录材料,其特征是含有至少一种由通式(1)代表的化合物作为显色化合物。
其中,R1-R5 各自独立地代表氢原子、卤素原子、硝基、氨基、烷基、烷氧基、芳氧基、烷基羰氧基、芳基羰氧基、烷基羰基氨基、芳基羰基氨基、烷基磺酰基氨基、芳基磺酰基氨基、单烷基氨基、二烷基氨基或芳基氨基。