3,3-bis(aryl)-5-((N-(un)substituted)amido)naphthopyrans, their preparation, compositions and (co)polymer matrices containing them
申请人:Corning S.A.
公开号:EP1038870A1
公开(公告)日:2000-09-27
The object of the present invention is novel naphthopyran compounds as well as the compositions and (co)polymer matrices containing them. Said compounds have interesting photochromic properties. Another object of the present invention is a method of preparing said novel compounds.
本发明的对象是新颖的萘吡喃化合物,以及含有它们的组合物和(共)聚合物基体。所述化合物具有有趣的光致变色性质。本发明的另一个对象是制备所述新颖化合物的方法。