申请人:Ciba-Geigy Corporation
公开号:US04261855A1
公开(公告)日:1981-04-14
Stilbene compounds of the formula ##STR1## in which the rings A, B and C can carry non-chromophoric substituents, R.sub.1 is hydrogen, alkyl which is unsubstituted or substituted by non-chromophoric substituents, or aryl which is unsubstituted or substituted by non-chromophoric substituents, and R.sub.2 is a carboxyl group or a functional derivative thereof, a cyano group, a sulphonic acid ester group, a sulphonamide group or a sulphonyl group, and the use thereof as fluorescent brightening agents for high-molecular organic material.
化学式为##STR1##的Stilbene化合物,其中环A、B和C可以携带非色团取代基,R.sub.1是氢、未取代或被非色团取代基取代的烷基,或未取代或被非色团取代基取代的芳基,R.sub.2是羧基或其官能衍生物、氰基、磺酸酯基、磺胺基或磺酰基,以及其用作高分子有机材料的荧光增白剂。