This water-in-oil sunscreen lotion provides broad spectrum sun protection without using organic UV filters. SolaStay® S1 (Ethylhexyl Methoxycrylene) in HallBrite® EZ-FLO TDX Plus mitigates the photocatalytic and reactive oxygen species-generating activities of the oxides. This formula was subjected to in vitro analysis and delivered SPF ~60, PFA (PPD) ~18 performance with critical wavelength 374 nm.
| Phase | INCI Name [INN/USAN] (Other Information) | Trade Name | % Wt | Function |
|---|---|---|---|---|
| A | Ethylhexyl Palmitate | HALLSTAR® OP | 4.00 | Emollient |
| Ethylhexyl Olivate | SENSOLENE® | 3.00 | Multifunctional Lipid | |
| Cyclopentasiloxane, Disteardimonium Hectorite, Propylene Carbonate | 3.00 | Viscosity Increasing Agent (Nonaqueous) | ||
| Cetyl PEG-PPG-10/1 Dimethicone | 2.50 | Emulsifier | ||
| Dimethicone | 5.00 | Feel Modification / Enhancement | ||
| Cyclopentasiloxane, Cyclohexasiloxane | 5.00 | Feel Modification / Enhancement | ||
| Acrylates/Dimethicone Copolymer | 1.00 | Film Former | ||
| Cetyl Dimethicone | 1.00 | Skin Conditioning Agent | ||
| B | Butyloctyl Salicylate, Titanium Dioxide (nano) [Titanium Dioxide] (23%), C12-15 Alkyl Benzoate, Ethylhexyl Methoxycrylene, Triceteareth-4 Phosphate, Dimethicone Crosspolymer, Silica | HALLBRITE® EZ-FLO TDX PLUS* | 17.00 | UV Filter/Sunscreen Agent / Photostabilizer / Carrier System |
| Zinc Oxide [Zinc Oxide], Triethoxycaprylylsilane (20-30 nm primary particle size) | 18.00 | UV Filter / Sunscreen Agent | ||
| C | Vinyl Dimethicone/Methicone Silsesquioxane Crosspolymer [5 μm spheres] | 1.00 | Skin Conditioning Agent | |
| Beeswax (Cera Alba) | 0.50 | Thickener (Nonaqueous) | ||
| D | Water (Aqua) (deionized) | up to 100 | Volatile Carrier | |
| Glycerin | 6.00 | Humectant | ||
| Disodium EDTA | 0.05 | Chelating Agent | ||
| Sodium Chloride | 0.80 | Emulsion Stabilizer | ||
| Preservative | a.n. | Preservative |
PREPARATIVE PROCEDURE
| 1 | To the main vessel add phase A and start mixing/ Disperse phase B into phase A and heat phase AB to 70°C |
| 2 | Add phase C to phase AB and mix well until uniform |
| 3 | In a secondary vessel combine phase D, mixing until fully incorporated and heating to 50°C |
| 4 | When both phases are homogeneous, start homogenizing phase ABC and very slowly add phase D to it |
| 5 | Cool batch to room temperature |
PRODUCT CHARACTERISTICS (25°C)
| Appearance | Off-white thick lotion |
| Viscosity (Brk, RVDV-II, T-D, 20 rpm, after 24 h at room temperature; mPa∙s) | 8000 - 15000 |
*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
The Hallstar Company - 120 South Riverside Plaza Suite 1620 - Chicago, IL 60606-3911 USA hallstarbeauty.com