20090104135 | Use of Mineral/Organic Composite Material in the Form of an Ultraviolet Radiation Protective Agent - The invention relates to the use of composite material which comprises nanoparticles of a least one metal derivative and at least one organic sunscreen agent which is chemically bound with said particles in a covalent manner in the form of an ultraviolet radiation protective agent containing the inventive composite material. Cosmetic ultraviolet radiation protective compositions comprises said mixture are also disclosed. | 04-23-2009 |