Invention Application
US20100254920A1 Aqueous photoprotective compositions comprising hydrophilic metal oxide nanopigments and vinylpyrrolidone homopolymers
审中-公开
包含亲水性金属氧化物纳米颗粒和乙烯基吡咯烷酮均聚物的水性光保护组合物
- Patent Title: Aqueous photoprotective compositions comprising hydrophilic metal oxide nanopigments and vinylpyrrolidone homopolymers
- Patent Title (中): 包含亲水性金属氧化物纳米颗粒和乙烯基吡咯烷酮均聚物的水性光保护组合物
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Application No.: US11653392Application Date: 2007-01-16
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Publication No.: US20100254920A1Publication Date: 2010-10-07
- Inventor: Florence L'Alloret , Jean-Thierry Simonnet
- Applicant: Florence L'Alloret , Jean-Thierry Simonnet
- Applicant Address: FR PARIS
- Assignee: L'OREAL
- Current Assignee: L'OREAL
- Current Assignee Address: FR PARIS
- Priority: FR04/07828 20040713
- Main IPC: A61K8/37
- IPC: A61K8/37 ; A61K8/19 ; A61Q17/04
Abstract:
Stable, reduced whitening photoprotective compositions contain: a) at least one aqueous phase, b) at least hydrophilic metal oxide nanoparticles, and c) at least one vinylpyrrolidone homopolymer, formulated into d) a topically applicable, physiologically acceptable medium therefor.
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