174063-87-7 Purity
98%
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Specification
Zonyl FS-300 and light-responsive surfactants jointly perform light-induced reconstruction of complex emulsions
The three-phase complex emulsions were prepared by a one-step temperature-induced phase-separation method. An aqueous solution of a mixed surfactant of fluorosurfactant, F(CF2)x(CH2CH2O)yH (Zonyl FS-300), and a synthesized light-responsive surfactant (C4AZOC2TAB) was employed as the continuous phase.
Emulsion Preparation Procedure
· A mixedsurfactant aqueous solution of various concentrations of Zonyl FS-300 and C4AZOC2TAB was the water phase. The volume ratio of the oil phase and aqueous phase was 1:1 for all complex emulsions.
· Hexane and perfluorooctane were heated to above their suspension's upper critical solution temperature (Tc, 37 °C) until miscible, and the preheated aqueous surfactant solution (heated to above Tc) was then added.
· The resulting mixture was emulsified using a microvortex mixing apparatus (XW-80A, 2800 r·min-1) for 1 min and then cooled to 25 °C to induce inner oil phase separation, equilibrating for at least 12 h at 25 °C.