Phase A | |
| HallStar octyl isononanoate (Hallstar) (Ethylhexyl isononanoate) | 10.00 |
| HallBrite EZ FLO ZDX (Hallstar)(Zinc oxide [zinc oxide] (60%), butyloctyl salicylate, triceteareth-4 phosphate, triethoxycaprylylsilane) | 14.00 |
| AvoBrite (Hallstar) (Acrylates copolymer) | 4.50 |
Phase B | |
| VP/Eicosene copolymer | 1.00 |
| HallStar GMS Pure (Hallstar) (Glyceryl stearate) | 1.00 |
| HallStar PEG 4400 MS MB (Hallstar) (PEG-100 stearate) | 2.45 |
| Biochemica Shea Butter Refined (Hallstar) (Butyrospermum Parkii (Shea) butter) | 0.40 |
Phase C | |
| Styrene/Acrylates copolymer (hollow spherical, 325 nm) | 4.00 |
Phase D | |
| Water (Aqua) | to 100 |
| Glycerin | 4.00 |
| Polysorbate 20 | 1.00 |
| Tetrasodium EDTA | 0.02 |
| Xanthan gum (pharma grade) | 0.20 |
Phase E | |
| Caprylyl glycol, phenoxyethanol, hexylene glycol | a.n. |
| Cyclopentasiloxane, cyclohexasiloxane | 3.00 |
| Silica (spherical, 12 µm) | 3.00 |
| Polyacrylamide, C13-14 isoparaffin, laureth-7 | 0.50 |
Procedure | |
| Add phase A to a secondary vessel and start mixing. Heat to 80°C. Add phase B, then phase C. Add the water and glycerin of phase D to the main vessel, Start mixing and add remaining phase D items in order. When the solids are fully incorporated, heat to 75°C. When both phases are homogeneous and at their designated temperatures, slowly add phase ABC to phase D with prop mixing. Start cooling after 5 minutes. When batch is below 50°C, add phase E items one by one with mixing. Continue mixing until batch is at room temperature. Replace any water lost to evaporation and mix until smooth. | |
Properties | |
| (25°C): Appearance—Off-white lotion; Viscosity—3,000–4,500 mPa•s (Brk, RVD-II, T-D, 20 rpm, after 24 hours at room temperature); pH (as is)—6.5–7.5. | |
More Information | |
| The HallStar Company Tel. 877-427-4255, 312-385-4494 Email: customerservice@hallstar.com Website: hallstar.com | |
Formulary
Lightweight Non-Nano ZnO Sunscreen Lotion SPF 30
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