A broad spectrum (SPF/PFA ≤3), natural (mineral UV filters only) sunscreen lotion. SolaStay® S1 is incorporated to mitigate the photocatalytic and reactive oxygen species generating activities of the oxides. The product was subjected to in vitro analysis and delivered SPF ~55, PFA (PPD) ~21 performance with critical wavelength 377 nm.
| Phase | INCI Name [INN/USAN] (Other Information) | Trade Name | % Wt | Function |
|---|---|---|---|---|
| A | Persea Gratissima (Avocado) Oil | BIOCHEMICA® AVOCADO OIL REFINED ORGANIC | 4.63 | Emollient |
| Aloe Barbadensis Leaf Extract, Canola Oil | BIOCHEMICA® BIOVERA ALOE OIL | 4.63 | Emollient | |
| Hydrogenated Vegetable Oil, Prunus Amygdalus Dulcis (Sweet Almond) Oil, Coffea Arabica (Coffee) Seed Oil | BIOCHEMICA® COFFEE BUTTER | 0.77 | Emollient / Natural Fragrance | |
| Tocopheryl Acetate | 0.39 | Antioxidant Agent | ||
| Butyloctyl Salicylate | HALLBRITE® BHB* | 3.86 | Emollient | |
| Ethylhexyl Methoxycrylene | SolaStay® S1* | 1.54 | Photostabilizer | |
| B | Titanium Dioxide [Titanium Dioxide], Aluminum Hydroxide (60 nm primary particle size) | 3.24 | UV Filter / Sunscreen Agent | |
| Zinc Oxide [Zinc Oxide], Triethoxycaprylylsilane (30-200 nm primary particle size) | 8.04 | UV Filter / Sunscreen Agent | ||
| C | VP/Eicosene Copolymer | 0.77 | Film Former | |
| Glyceryl Stearate | HALLSTAR® GMS PURE | 1.54 | Emulsifier | |
| Cetearyl Olivate, Sorbitan Olivate | OLIVEM® 1000 | 1.70 | Self-Emulsifier / Liquid Crystal Maker | |
| D | Water (Aqua) (deionized) | up to 100 | Volatile Carrier | |
| Disodium EDTA | 0.05 | Chelating Agent | ||
| Xanthan Gum (pharma grade) | 0.30 | Thickener (Aqueous) | ||
| E | Preservative | a.n. | Preservative | |
| Glycerin | 3.00 | Humectant |
| 1 | To a secondary vessel add phase A, start mixing, disperse phase B in phase A and then heat phase AB to 80°C. |
| 2 | Add phase C to phase AB, mix well until phase C is dissolved, and then homogenize for 3 minutes. |
| 3 | To the main vessel add the Water of phase D, start mixing, add the Disodium EDTA, then add the Xanthan Gum and when fully incorporated heat phase D to 75°C. |
| 4 | When both phases are homogeneous and at their designated temperatures, slowly add oil phase ABC to water phase D with prop mixing. |
| 5 | After 5 minutes start cooling. Add the premix of phase E when the batch is below 50°C. |
| 6 | When the batch is at room temperature, replace any water lost to evaporation and continue mixing until smooth. |
| Appearance | Off white lotion |
| Viscosity (Brk, RVDV-II, T-D, 20 rpm, after 24 h at room temperature; mPa·s) | 2700 - 4500 |
| pH | 6.5 - 7.5 |
*Patented and Patent Pending
The information presented herein is believed to be accurate and reliable, but no warranty or guarantee, expressed or implied, is made regarding the information or the performance of any product. Further, nothing contained herein shall be taken as any inducement or recommendation to use, manufacture or sell that may infringe any patents or any other proprietary rights now or hereafter in existence, nor to imply compliance with any regulatory requirements
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Tel.: 877 427 4255 (International n.: +1 312 385 4494) - Fax: +1 330 929 3616 - E-mail: customerservice@hallstar.com Web Site: hallstar.com
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