What You Need to Know
Oil‑in‑water systems require emulsifiers with HLB 8–10 and moderate temperatures (20–25 °C), while water‑in‑oil systems rely on high‑shear homogenization and low temperatures (<5 °C). Stability is governed by interfacial tension, droplet size, viscosity, and co‑stabilizers such as polysaccharides.
The Science
Primary Reaction
Dispersal of immiscible liquids into droplets stabilized by emulsifiers