Low emulsifier multiple emulsions
First Claim
Patent Images
1. A stable multiple emulsion comprising a primary emulsion in an external phase, and comprising a principle water phase and a principle oil phase, the multiple emulsion containing no more than about 1% of an emulsifier having an HLB of about 16 to about 20.
1 Assignment
0 Petitions
Accused Products
Abstract
The invention relates to multiple emulsions comprising a primary emulsion in an external phase, and comprising a principle water phase and a principle oil phase, the multiple emulsion containing no more than about 1% of an emulsifier having an HLB of about 16 to about 20.
102 Citations
20 Claims
- 1. A stable multiple emulsion comprising a primary emulsion in an external phase, and comprising a principle water phase and a principle oil phase, the multiple emulsion containing no more than about 1% of an emulsifier having an HLB of about 16 to about 20.
- 13. A stable multiple emulsion comprising a primary emulsion in an external phase, and comprising a principle water phase and a principle oil phase, the principle water phase being thickened with a water miscible thickener, and the principle oil phase being thickened with an oil-miscible polymer having polar moieties, the viscosity of the primary emulsion and the viscosity of the external phase being matched to within about 10%, and the multiple emulsion containing no more than about 1% of an emulsifier having an HLB of about 16 to about 20.
Specification