| abstract |
Pickering emulsions which are finely dispersed water-in-oil or oil-in-water systems comprising DOLLAR A (1) an oil phase, DOLLAR A (2) a water phase, DOLLAR A (3) at least one type of microfine particles, the DOLLAR A a) have an average particle size of less than 200 nm, the DOLLAR A b) show both hydrophilic and lipophilic properties, which thus have amphiphilic character and are dispersible both in water and in oil and the DOLLAR A c) optionally DOLLAR A (4) at least one cyclodextrin and DOLLAR A (5) at most 0.5 wt .-% of one or more emulsifiers. |