Broad Spectrum SPF ~75, PFA (PPD) ~20 Water Resistant (Four Hours) Sunscreen Lotion JZ5-221
Preparation:Water phase: Combine A in the main vessel. Add B and mix until totally dissolved. Disperse C and mix until uniform and lump free. Start heating to 70°–75°C and add D. Oil phase: In a separate vessel, combine E and start mixing. Add F and heat to 70°–75°C. Add phase G ingredients in order and continue mixing until uniform and molten. Disperse H and mix until uniform. When both phases are at least 70°C, slowly add the water phase to the oil phase and mix until uniform. Homogenize for 5 minutes. Continue mixing using an overhead stirrer while allowing batch to cool. Add I with mixing. Replace any water lost to evaporation. Mix until smooth and at desired filling temperature. Perform final quality assurance checks and package product.
Notes:1 Dow Chemical 2 Solvay/Rhodia Novecare 3 HallStar 4 BASF 5 Innospec 6 Croda 7 DSM Nutritional 8 Symrise 9 Koster Keunen, LLC 10 New Phase Technology 11 Kao Chemicals 12 EMD 13 Sigma PRODUCT PROPERTIES Viscosity (RV, T-D, 5, 20 & 100 rpm; cP): 9600, 6100 & 3350 Appearance: Off white lotion pH: 4.5
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