申请人:Produits Chimiques Ugine Kuhlmann
公开号:US04060531A1
公开(公告)日:1977-11-29
Coumarin compounds of the formula: ##STR1## in which R represents an alkyl group containing 1 to 5 carbon atoms, either unsubstituted or substituted by a non-ionic and non-chromophoric group, one of the substituents R.sub.1 or R.sub.2 represents a triazole radical, and the other represents hydrogen or a halogen, or an alkyl group containing from 1 to 3 carbon atoms, the triazole radical being unsubstituted or substituted by one or two substituents consisting of an alkyl group containing from 1 to 3 carbon atoms or an aryl group; processes for their preparation and their use as fluorescent brightening agents for polyester fibres.
化学式为:##STR1##的香豆素化合物,其中R代表含有1到5个碳原子的烷基基团,可以是未取代或取代为非离子和非显色基团,取代基R.sub.1或R.sub.2代表三唑基团,另一个代表氢或卤素,或含有1到3个碳原子的烷基基团,三唑基团未取代或取代为一个或两个取代基,包括含有1到3个碳原子的烷基基团或芳基;它们的制备方法以及作为涤纶纤维荧光增白剂的用途。