Benzylidene-&ggr;-butyrolactones, process for their preparation and their use as UV absorber
申请人:Haarmann & Reimer GmbH
公开号:US06258963B1
公开(公告)日:2001-07-10
The invention relates to modified benzylidene-&ggr;-butyrolactones, to a process for their preparation and to the use as UV absorber, for example in pharmaceutical and cosmetic compositions, sunscreens, daycare and haircare products, for improving industrial products, such as paints, surface coatings, plastics, textiles, packaging materials and rubbers.
本发明涉及改性苯甲醛-γ-丁内酯,其制备方法以及在紫外线吸收剂中的应用,例如在医药和化妆品组合物、防晒霜、日间护理和护发产品中,用于改善工业产品,如油漆、表面涂层、塑料、纺织品、包装材料和橡胶。