申请人:Yamada Chemical Co., Ltd.
公开号:US04820841A1
公开(公告)日:1989-04-11
Disclosed herein is a novel chromogenic compound of the formula: ##STR1## wherein R represents an alkyl group of 6 to 12 carbon atoms or benzyl group, and ring A and ring B in the quinolyl group may be substituted, a color forming composition containing said chromogenic compound, and pressure- or heat-sensitive recording paper based on said color forming composition.
本文披露了一种新的显色化合物,其化学式为:##STR1## 其中R代表6到12个碳原子的烷基或苄基,喹啉基中的环A和环B可能被取代,包含该显色化合物的显色组成物,以及基于该显色组成物的压力或热敏感记录纸。