A broad spectrum natural (using only microfine oxide UV filters) sunscreen lotion. SolaStay® S1 is incorporated to mitigate the photocatalytic and reactive oxygen species generating activities of the oxides. This composition was subjected to in vitro analysis and delivered SPF ~21, PFA (PPD) ~10 performance with critical wavelength 373 nm.
| Phase | INCI Name [INN/USAN] (Other Information) | Trade Name | % Wt | Function |
|---|---|---|---|---|
| A | Butyloctyl Salicylate, Titanium Dioxide [Titanium Dioxide], Alumina, Silica, Stearic Acid, Polyhydroxystearic Acid | 6.60 | UV Filter / Sunscreen Agent | |
| Zinc Oxide [Zinc Oxide] (35 nm), Ethylhexyl Methoxycrylene, C12-15 Alkyl Benzoate, Polyhydroxystearic Acid, Triethoxycaprylylsilane | 9.20 | UV Filter / Sunscreen Agent | ||
| Persea Gratissima (Avocado) Oil | BIOCHEMICA® AVOCADO OIL REFINED ORGANIC | 5.50 | Emollient | |
| Aloe Barbadensis Leaf Extract, Canola Oil | BIOCHEMICA® BIOVERA ALOE OIL | 5.50 | Emollient | |
| Prunus Amygdalus Dulcis (Sweet Almond) Oil, Hydrogenated Vegetable Oil, Camellia Sinensis Leaf Powder | BIOCHEMICA® MATCHA GREEN TEA | 1.00 | Emollient | |
| Tocopherol | BIOCHEMICA® VITAMIN E NATURAL | 0.50 | Antioxidant Agent | |
| B | VP/Eicosene Copolymer | 1.00 | Film Former | |
| Glyceryl Stearate | HALLSTAR® GMS PURE | 2.00 | Co-emulsifier | |
| Cetearyl Olivate, Sorbitan Olivate | OLIVEM® 1000 | 2.50 | Self-Emulsifier / Liquid Crystal Maker | |
| C | Water (Aqua) (deionized) | to 100 | Volatile Carrier | |
| Disodium EDTA | 0.05 | Chelating Agent | ||
| Xanthan Gum (pharma grade) | 0.30 | Thickener (Aqueous) | ||
| D | Preservative | a.n. | Preservative | |
| Glycerin | 3.00 | Humectant |
| 1 | To a secondary vessel add phase A and start mixing, disperse phase B and heat to 80°C. |
| 2 | Add phase C into phase AB, and mix well until all are dissolved. homogenizing for 3 min |
| 3 | To the main vessel add the Water of phase D, start mixing, add the Disodium EDTA, then add Xanthan Gum and start heating to 75°C when fully incorporated. |
| 4 | When both phases are homogeneous and at their designated temperatures, slowly add the oil phase ABC to the water phase D with prop mixing. |
| 5 | After five minutes start cooling and add premix of phase E when batch is below 50°C. |
| 6 | Continue mixing until batch is at room temperature, replacing any water lost to evaporation and mixing until smooth. |
| Appearance | Off white thick lotion |
| Viscosity (Brk, RVDV-II, T-D, 20 rpm, after 24 h at room temperature; mPa∙s) | 3000 - 6000 |
| 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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