Finely dispersed emulsifier-free systems of the oil-in-water...

Details Finely dispersed emulsifier-free systems of the oil-in-water... Finely dispersed emulsifier-free systems of the oil-in-water...

2007-03-06

2007-03-06

Padmanabhan, Sreeni (Department: 1617)

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Cosmetic, antiperspirant, dentifrice

C424S059000, C424S455000, C424S078030

Reexamination Certificate

active

09744642

ABSTRACT:
Cosmetic or dermatological preparations, which are finely dispersed systems of the oil-in-water or water-in-oil type, comprising1. an oil phase,2. an aqueous phase,3. boron nitride which has both hydrophilic and lipophilic properties, i.e. has amphiphilic character, and thus positions itself at the water/oil interface, and4. at most 0.5% by weight of one or more emulsifiersand alsooptionally comprising further cosmetic or pharmaceutical auxiliaries, additives and/or active ingredients.

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