Broad Spectrum SPF ~ 17, PFA ~ 9 Sunscreen Lotion
Preparation:Add phase A to the main vessel. Add phase B and dissolve with continued mixing. Add phase C and stir until fully incorporated. Start heating to 85°C and add premix of phase D. In a separate vessel, add phase E and start mixing. Add phase F. Heat to 85°C, then add phase G in order. When both batches are at 85°C, slowly add the oil phase (E–G) to the water phase (A–D) with prop mixing. Start homogenizing and cooling. When the batch reaches 55°C, start sweep mixing. At 50°C or lower, add phase H with mixing. When batch is smooth, add phase I with mixing. Replace any water lost to evaporation and mix until smooth and at desired filling temperature. Perform final quality assurance checks and package product.
Notes:PROPERTIES Appearance: thick white lotion pH: 6.0 Viscosity (RV, T-D, 5, 20 & 100 rpm; cP): 26800, 8800 & 2620 1Dow Chemical 2Rhodia Novecare 3Centerchem 4P&G Chemicals 5Argo 6HallStar 7Symrise 8DSM Nutritional 9Croda 10ISP 11Seppic 12Kobo Products
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