发明名称 |
Cosmetic composition comprising a dibenzoylmethane derivative and a 2-pyrrolidinone-4-carboxy ester compound; method for the photostabilization of the dibenzoylmethane derivative |
摘要 |
<p>Composition comprises: at least one dibenzoylmethane derivative and at least one 2-pyrrolidinone-4-carboxy ester compound (I) in at least one UV filter system. Composition comprises: at least one dibenzoylmethane derivative and at least one 2-pyrrolidinone-4-carboxy ester compound of formula (I) in at least one UV filter system. R 1>1-20C alkyl; and R 2>1-20C alkyl containing 5-6C ring, phenyl, benzyl or phenethyl. An independent claim is included for improving chemical stability against UV rays of at least one dibenzoylmethane derivative comprising combining (I) to the dibenzoylmethane derivative. [Image].</p> |
申请公布号 |
EP2193782(A1) |
申请公布日期 |
2010.06.09 |
申请号 |
EP20090174668 |
申请日期 |
2009.10.30 |
申请人 |
L'OREAL |
发明人 |
RICHARD, HERVE;MARAT, XAVIER |
分类号 |
A61K8/49;A61K8/35;A61Q17/04 |
主分类号 |
A61K8/49 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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