申请人:ORIENT CHEMICAL INDUSTRIES, LTD.
公开号:EP0477844A1
公开(公告)日:1992-04-01
Disclosed is a novel UV light absorbing compound which can preferably be employed in the art of colored molding plastics, resin films, heat-sensitive transfer materials, liquid crystal display materials, color photographs and the like, and method for producing thereof. The UV light absorbing compound is characterized by the general formula:
wherein R1 represents linear or branched alkyl or aralkyl group, and R2 represents -CN or -COOR3, wherein R3 represents substituted or unsubstituted alkyl or aralkyl group.
本发明公开了一种新型紫外线吸收化合物,该化合物可优先用于彩色模塑塑料、树脂薄膜、热敏转移材料、液晶显示材料、彩色照片等领域,并公开了其生产方法。紫外线吸收化合物的通式如下
其中 R1 代表直链或支链烷基或芳烷基,R2 代表-CN 或-COOR3,其中 R3 代表取代或未取代的烷基或芳烷基。