申请人:Jujo Paper Co., Ltd.
公开号:US04573062A1
公开(公告)日:1986-02-25
A thermosensitive recording sheet having a thermosensitive color developing layer containing a basic leuco dye and an organic color developer, said organic color developer consisting at least partly of a hydroxybenzoyloxybenzoic acid ester represented by the general formula (I) ##STR1## wherein R represents an alkyl group, a cycloalkyl group, or an aryl, aralkyl or aryloxyalkyl group which may have at least one substituent selected from the class consisting of halogen atoms, nitro groups, hydroxyl groups, lower alkyl groups and lower alkoxy groups.
一种热敏记录纸,具有热敏显色层,该热敏显色层包含碱性亚油酸染料和有机显色剂,所述有机显色剂至少部分由由下式表示的羟基苯甲酸苯甲酯组成(I) ##STR1## 其中R代表烷基,环烷基或苯基,芳基,芳基烷基或芳氧基烷基,它们可以具有至少一个来自卤素原子,硝基,羟基,低烷基和低烷氧基的类的取代基。