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Emulsion with a Surfactant

November 14, 2005

Patent No. US 6,528,070 B1: Illinois-based researchers for the Stepan Company, Northfield, IL, patented an emulsion comprising an emulsification system (a cationic surfactant, an anionic surfactant and a bridging surfactant), oil and water. The emulsion is stable for at least 30 days at 25°C in the absence of auxiliary co-emulsifiers.

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