| abstract |
The present invention relates to cosmetic and dermatological preparations for protecting human skin and hair from UV rays, said preparation having a crystallite size of 10-20 nm and a specific surface area of 90-110 m 2 / g, Contains surface-coated titanium dioxide particles that are transparent in visible light. The present invention provides that the surface coating of titanium dioxide particles comprises a) aluminum oxide and b) a multilayer coating consisting of methicone or methicone and dimethicone copolymer, or a) aluminum oxide, b) methicone or methicone and dimethicone copolymer and c) It includes a multilayer coating made of silicon. |