HEAT-SENSITIVE CHROMOGENIC COMPOSITION AND HEAT-SENSITIVE RECORDING MATERIAL FORMED USING SAID COMPOSITION
申请人:Yamamoto Chemicals, Inc.
公开号:EP2617578A1
公开(公告)日:2013-07-24
[Problem to be Solved]
To provide a heat-sensitive recording material having high fastness and a vivid hue.
[Solution]
A heat-sensitive color-developing composition containing a hydroxyquinoline compound having a methyl group and an acid anhydride compound represented by general formula (1):
wherein ring A represents a substituted or unsubstituted aromatic hydrocarbon ring, and n represents an integer of 1 to 3, and a heat-sensitive recording material containing the composition in a recording layer.
[有待解决的问题]
提供一种牢度高、色调鲜艳的热敏记录材料。
[解决方案]
一种热敏显色组合物,含有一种具有甲基的羟基喹啉化合物和一种酸酐化合物,由通式(1)表示:
其中环 A 代表取代或未取代的芳香烃环,n 代表 1 至 3 的整数,以及在记录层中含有该组合物的热敏记录材料。