BB Cream With SPF 30 Sun Protection
Preparation:To a secondary vessel, add phase A ingredients and start mixing. Heat to 75°C. Add phase B ingredients in order with continued mixing. To the main vessel, add the water of phase C and start mixing. Add the remaining phase C ingredients in order. When homogeneous, heat to 75°C. When both phases are homogeneous and at their designated temperatures, slowly add phase AB to phase C with prop mixing. Mix for 2 minutes, then homogenize for 3 minutes. Resume prop mixing and start cooling. When phase ABC is below 50°C, add phase D. Continue mixing until batch is at room temperature. Replace any water lost to evaporation and mix until smooth.
Notes:Properties (25°C) Appearance: white lotion Viscosity: 2500–5000 mPa∙s (20 rpm, Brk, RV, T-D, after 24 hours at room temperature) pH: 4.5–5.5
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