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cosmetic compositions for imparting superhydrophobic films
专利权人:
Inc.;Avon Products
发明人:
RANADE, Rahul A.,GARRISON, Mark S.
申请号:
ES09716792
公开号:
ES2650474T3
申请日:
2009.02.05
申请国别(地区):
ES
年份:
2018
代理人:
摘要:
A cosmetic composition for imparting a superhydrophobic film on an integument, characterized in that it comprises: (a) one or more hydrophobic film formers, and (b) a combination of hydrophobic pigments comprising: (i) one or more iron oxide pigments hydrophobically modified; and (ii) a carbon black powder; wherein the weight ratio of said one or more hydrophobically modified iron oxide pigments to said carbon black powder is between 1:10 and 10: 1, and where the one or more hydrophobically modified iron oxide pigments are selected from the group consisting of iron oxide pigments treated with alkylsilane, and iron oxide pigments treated with perfluoroalkylsilane and mixtures thereof; wherein the weight ratio of said one or more hydrophobic film formers to said hydrophobic pigment combination is 1:10 to 5: 1; and where the percentage by weight of aggregate of all non-volatile water soluble or water dispersible organic constituents in said composition is less than 15%, based on the full weight of the composition; wherein said composition is adjusted to provide a film on a surface that, after evaporation of any of the volatile constituents present, has a contact angle with water greater than about 140 °. 2. The composition of conformityUna composición cosmética para impartir una película superhidrofóbica sobre un integumento, caracterizada porque comprende: (a) uno o más formadores de película hidrofóbica, y (b) una combinación de pigmentos hidrofóbicos que comprende: (i) uno o más pigmentos de óxido de hierro modificados hidrofóbicamente; y (ii) un polvo de negro de carbón; donde la proporción en peso de dicho uno o más pigmentos de óxido de hierro modificados hidrofóbicamente a dicho polvo de negro de carbón está entre 1:10 y 10:1, y donde el uno o más pigmentos de óxido de hierro modificados hidrofóbicamente se seleccionan del grupo que consiste en pigmentos de óxido de hierro tratados con alquilsilano, y pigmentos de óxido de hierro tratados con perfluoroalquilsila
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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