A recording material contains an electron donating leuco dye and, as an electron accepting compound, a salicylic acid derivative having an alkyl group, an alkoxy group or an aryloxy group as a substituent or a metal salt thereof. The recording material has good color developability, working preservability and stability.
一种记录材料含有一种电子供体白兰地
染料,以及作为电子受体化合物的
水杨酸衍
生物(其取代基为烷基、烷氧基或芳氧基)或其
金属盐。这种记录材料具有良好的显色性、工作保存性和稳定性。