发明名称 Sunscreen compositions as well as dihydropyridines and dihydropyranes
摘要 1,4-dihydropyridine and 1,4-dihydropyrane derivatives and novel cosmetic or dematological sunscreen compositions containing novel and/or known 1,4-dihydropyridine or 1,4-dihydropyrane derivatives which are useful for photoprotecting human skin and/or hair against UV radiation, in particular solar radiation, and the use of such 1,4-dihydropyridine and/or 1,4-dihydropyrane derivatives as UV-A screening agents, particularly in cosmetic and pharmaceutical compositions.
申请公布号 US7611696(B2) 申请公布日期 2009.11.03
申请号 US20040494500 申请日期 2004.09.17
申请人 DSM IP ASSETS B.V. 发明人 BERG-SCHULTZ KATJA
分类号 A61Q17/04;C07D213/57;A61K8/00;A61K8/18;A61K8/49;A61Q5/02;A61Q5/12;C07D211/68;C07D309/00;C07D309/34;C09K3/00 主分类号 A61Q17/04
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