发明名称 Azomethine derivatives as UV light absorbers.
摘要 The present invention provides a UV light absorber comprising an azomethine compound represented by the formula: <CHEM> [wherein R<1> is a hydrogen atom, or a straight- or branched-chain alkyl group having 1 to 4 carbon atoms; and R<2> and R<3> independently represent a hydrogen atom, a carboxyl group, a halogen atom, an alkoxy group having 1 to 4 carbon atoms, a straight- or branched-chain alkyl group having 1 to 12 carbon atoms or an alkoxycarbonyl group having 2 to 5 carbon atoms] as an active ingredient.
申请公布号 EP0640591(A1) 申请公布日期 1995.03.01
申请号 EP19940113379 申请日期 1994.08.26
申请人 ORIENT CHEMICAL INDUSTRIES, LTD. 发明人 OTSUKA, MASAHIRO
分类号 C07D215/22;C08K5/3432;C08K5/3437;C09K3/00 主分类号 C07D215/22
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