Cosmetic or dermatological preparation, useful as a shaving agent, comprises an optionally modified nanocrystalline corundum

摘要

Cosmetic or dermatological preparation (A) comprises an optionally modified nanocrystalline corundum (I) with a particle size of 10-100 nm, preferably 20-100 nm, and d50-value of 30-60 nm. An independent claim is included for the preparation of (A) comprising making (I) in the form of an aqueous dispersion concentrate containing 10-70 (preferably 40-55) wt.% of (I).