This water-in-oil sunscreen lotion delivers SPF 70 performance without using organic UV filters. The HallBrite® BHB (Butyloctyl Salicylate) in HallBrite® EZ-FLO TDX aids wetting and dispersion of the Titanium Dioxide and contributes to enhanced product feel.
Five person in vivo testing yielded static SPF 80 and passed 80 minute water resistance testing with SPF 80. In vitro analysis delivered SPF ~75, PFA (PPD) ~21 performance with critical wavelength 375 nm.
| Phase | INCI Name [INN/USAN] (Other Information) | Trade Name | % Wt | Function |
|---|---|---|---|---|
| A | Ethylhexyl Isononanoate | HALLSTAR® OCTYL ISONONANOATE | 12.00 | Emollient |
| Ethylhexyl Methoxycrylene | SolaStay® S1* | 3.00 | Photostabilizer | |
| Cyclopentasiloxane, Disteardimonium Hectorite, Propylene Carbonate | 2.00 | Viscosity Increasing Agent (Nonaqueous) | ||
| Cetyl PEG/PPG-10/1 Dimethicone | 2.00 | Emulsifier | ||
| Dimethicone (5 cSt) | 6.00 | Feel Modification / Enhancement | ||
| Acrylates/Dimethicone Copolymer | 0.50 | Film Former | ||
| Cetyl Dimethicone | 1.00 | Skin Conditioning Agent | ||
| B | Butyloctyl Salicylate, Titanium Dioxide (nano) [Titanium Dioxide] (40%), Triceteareth-4 Phosphate, Dimethicone Crosspolymer, Silica | HALLBRITE® EZ-FLO TDX | 10.00 | UV Filter/Sunscreen Agent / Photostabilizer / Carrier System |
| Zinc Oxide [Zinc Oxide], Triethoxycaprylylsilane (20-30 nm primary particle size) | 22.00 | UV Filter / Sunscreen Agent | ||
| C | Vinyl Dimethicone/Methicone Silsesquioxane Crosspolymer | 1.00 | Skin Conditioning Agent | |
| Beeswax (Cera Alba) | 0.20 | Thickener (Nonaqueous) | ||
| D | Water (Aqua) | up to 100 | Volatile Carrier | |
| Glycerin | 8.00 | Humectant | ||
| Disodium EDTA | 0.05 | Chelating Agent | ||
| Sodium Chloride | 0.80 | Emulsion Stabilizer | ||
| E | Preservative | a.n. | Preservative |
PREPARATIVE PROCEDURE
| 1 | To the main vessel, add phase A and start mixing, add phase B, and heat to 80°C. |
| 2 | Add phase C into AB, and mix well until uniform. |
| 3 | To a secondary vessel add liquids of phase D, start mixing, then add solids and heat this phase to 80°C. |
| 4 | When both phases are homogenous at their designated temperature, start homogenizing phase ABC. |
| 5 | Very slowly add phase D to phase ABC. |
| 6 | Start to cool to room temperature. When less than 50°C, add phase E into phase ABCD. |
PRODUCT CHARACTERISTICS (25°C)
| Appearance | Off-white lotion |
| Viscosity (Brk, DV II, Sp 20, RVTD, after 24h at room temperature; mPa∙s) | 9000 - 13000 |
*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